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authorChris Metcalf <cmetcalf@tilera.com>2010-08-13 19:59:15 -0400
committerChris Metcalf <cmetcalf@tilera.com>2010-08-13 19:59:15 -0400
commit7d72e6fa56c4100b9669efe0044f77ed9eb785a1 (patch)
tree5e90bf4969809a1ab20b97432b85be20ccfaa1f4 /drivers/video
parentba00376b0b13f234d839541a7b36a5bf5c2a4036 (diff)
parent2be1f3a73dd02e38e181cf5abacb3d45a6a2d6b8 (diff)
downloadop-kernel-dev-7d72e6fa56c4100b9669efe0044f77ed9eb785a1.zip
op-kernel-dev-7d72e6fa56c4100b9669efe0044f77ed9eb785a1.tar.gz
Merge branch 'master' into for-linus
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/Kconfig17
-rw-r--r--drivers/video/Makefile2
-rw-r--r--drivers/video/bw2.c4
-rw-r--r--drivers/video/cg14.c6
-rw-r--r--drivers/video/cg3.c4
-rw-r--r--drivers/video/cg6.c6
-rw-r--r--drivers/video/console/bitblit.c2
-rw-r--r--drivers/video/console/fbcon.c2
-rw-r--r--drivers/video/console/fbcon_ccw.c2
-rw-r--r--drivers/video/console/fbcon_cw.c2
-rw-r--r--drivers/video/console/fbcon_ud.c2
-rw-r--r--drivers/video/efifb.c8
-rw-r--r--drivers/video/fbmem.c6
-rw-r--r--drivers/video/ffb.c4
-rw-r--r--drivers/video/fsl-diu-fb.c8
-rw-r--r--drivers/video/igafb.c5
-rw-r--r--drivers/video/imxfb.c19
-rw-r--r--drivers/video/leo.c6
-rw-r--r--drivers/video/matrox/i2c-matroxfb.c2
-rw-r--r--drivers/video/mb862xx/mb862xxfb.c4
-rw-r--r--drivers/video/msm/mddi.c4
-rw-r--r--drivers/video/msm/mdp.c1
-rw-r--r--drivers/video/p9100.c4
-rw-r--r--drivers/video/platinumfb.c4
-rw-r--r--drivers/video/s3c-fb.c811
-rw-r--r--drivers/video/sh_mipi_dsi.c505
-rw-r--r--drivers/video/sh_mobile_hdmi.c1028
-rw-r--r--drivers/video/sh_mobile_lcdcfb.c196
-rw-r--r--drivers/video/sunxvr1000.c4
-rw-r--r--drivers/video/tcx.c6
-rw-r--r--drivers/video/uvesafb.c7
-rw-r--r--drivers/video/vt8623fb.c2
-rw-r--r--drivers/video/xilinxfb.c4
33 files changed, 2510 insertions, 177 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index a9ca72f..8b31fdf 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -1896,6 +1896,13 @@ config FB_W100
If unsure, say N.
+config SH_MIPI_DSI
+ tristate
+ depends on (SUPERH || ARCH_SHMOBILE) && HAVE_CLK
+
+config SH_LCD_MIPI_DSI
+ bool
+
config FB_SH_MOBILE_LCDC
tristate "SuperH Mobile LCDC framebuffer support"
depends on FB && (SUPERH || ARCH_SHMOBILE) && HAVE_CLK
@@ -1904,9 +1911,17 @@ config FB_SH_MOBILE_LCDC
select FB_SYS_IMAGEBLIT
select FB_SYS_FOPS
select FB_DEFERRED_IO
+ select SH_MIPI_DSI if SH_LCD_MIPI_DSI
---help---
Frame buffer driver for the on-chip SH-Mobile LCD controller.
+config FB_SH_MOBILE_HDMI
+ tristate "SuperH Mobile HDMI controller support"
+ depends on FB_SH_MOBILE_LCDC
+ select FB_MODE_HELPERS
+ ---help---
+ Driver for the on-chip SH-Mobile HDMI controller.
+
config FB_TMIO
tristate "Toshiba Mobile IO FrameBuffer support"
depends on FB && MFD_CORE
@@ -1931,7 +1946,7 @@ config FB_TMIO_ACCELL
config FB_S3C
tristate "Samsung S3C framebuffer support"
- depends on FB && ARCH_S3C64XX
+ depends on FB && S3C_DEV_FB
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index f56a9ca..485e8ed 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -123,6 +123,8 @@ obj-$(CONFIG_FB_IBM_GXT4500) += gxt4500.o
obj-$(CONFIG_FB_PS3) += ps3fb.o
obj-$(CONFIG_FB_SM501) += sm501fb.o
obj-$(CONFIG_FB_XILINX) += xilinxfb.o
+obj-$(CONFIG_SH_MIPI_DSI) += sh_mipi_dsi.o
+obj-$(CONFIG_FB_SH_MOBILE_HDMI) += sh_mobile_hdmi.o
obj-$(CONFIG_FB_SH_MOBILE_LCDC) += sh_mobile_lcdcfb.o
obj-$(CONFIG_FB_OMAP) += omap/
obj-y += omap2/
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c
index c779663..4dc1346 100644
--- a/drivers/video/bw2.c
+++ b/drivers/video/bw2.c
@@ -273,7 +273,7 @@ static int __devinit bw2_do_default_mode(struct bw2_par *par,
return 0;
}
-static int __devinit bw2_probe(struct of_device *op, const struct of_device_id *match)
+static int __devinit bw2_probe(struct platform_device *op, const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
struct fb_info *info;
@@ -350,7 +350,7 @@ out_err:
return err;
}
-static int __devexit bw2_remove(struct of_device *op)
+static int __devexit bw2_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct bw2_par *par = info->par;
diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c
index d09fde8..2424953 100644
--- a/drivers/video/cg14.c
+++ b/drivers/video/cg14.c
@@ -446,7 +446,7 @@ static struct sbus_mmap_map __cg14_mmap_map[CG14_MMAP_ENTRIES] __devinitdata = {
{ .size = 0 }
};
-static void cg14_unmap_regs(struct of_device *op, struct fb_info *info,
+static void cg14_unmap_regs(struct platform_device *op, struct fb_info *info,
struct cg14_par *par)
{
if (par->regs)
@@ -463,7 +463,7 @@ static void cg14_unmap_regs(struct of_device *op, struct fb_info *info,
info->screen_base, info->fix.smem_len);
}
-static int __devinit cg14_probe(struct of_device *op, const struct of_device_id *match)
+static int __devinit cg14_probe(struct platform_device *op, const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
struct fb_info *info;
@@ -570,7 +570,7 @@ out_err:
return err;
}
-static int __devexit cg14_remove(struct of_device *op)
+static int __devexit cg14_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct cg14_par *par = info->par;
diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c
index 64aa2980..09c0c3c 100644
--- a/drivers/video/cg3.c
+++ b/drivers/video/cg3.c
@@ -346,7 +346,7 @@ static int __devinit cg3_do_default_mode(struct cg3_par *par)
return 0;
}
-static int __devinit cg3_probe(struct of_device *op,
+static int __devinit cg3_probe(struct platform_device *op,
const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
@@ -433,7 +433,7 @@ out_err:
return err;
}
-static int __devexit cg3_remove(struct of_device *op)
+static int __devexit cg3_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct cg3_par *par = info->par;
diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c
index 2389a71..2b5a970 100644
--- a/drivers/video/cg6.c
+++ b/drivers/video/cg6.c
@@ -718,7 +718,7 @@ static void __devinit cg6_chip_init(struct fb_info *info)
sbus_writel(info->var.yres - 1, &fbc->clipmaxy);
}
-static void cg6_unmap_regs(struct of_device *op, struct fb_info *info,
+static void cg6_unmap_regs(struct platform_device *op, struct fb_info *info,
struct cg6_par *par)
{
if (par->fbc)
@@ -737,7 +737,7 @@ static void cg6_unmap_regs(struct of_device *op, struct fb_info *info,
info->fix.smem_len);
}
-static int __devinit cg6_probe(struct of_device *op,
+static int __devinit cg6_probe(struct platform_device *op,
const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
@@ -827,7 +827,7 @@ out_err:
return err;
}
-static int __devexit cg6_remove(struct of_device *op)
+static int __devexit cg6_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct cg6_par *par = info->par;
diff --git a/drivers/video/console/bitblit.c b/drivers/video/console/bitblit.c
index af88651..28b1a83 100644
--- a/drivers/video/console/bitblit.c
+++ b/drivers/video/console/bitblit.c
@@ -22,7 +22,7 @@
/*
* Accelerated handlers.
*/
-static inline void update_attr(u8 *dst, u8 *src, int attribute,
+static void update_attr(u8 *dst, u8 *src, int attribute,
struct vc_data *vc)
{
int i, offset = (vc->vc_font.height < 10) ? 1 : 2;
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 26bf7cb..84f8423 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -287,7 +287,7 @@ static inline int fbcon_is_inactive(struct vc_data *vc, struct fb_info *info)
!vt_force_oops_output(vc);
}
-static inline int get_color(struct vc_data *vc, struct fb_info *info,
+static int get_color(struct vc_data *vc, struct fb_info *info,
u16 c, int is_fg)
{
int depth = fb_get_color_depth(&info->var, &info->fix);
diff --git a/drivers/video/console/fbcon_ccw.c b/drivers/video/console/fbcon_ccw.c
index d135671..41b32ae 100644
--- a/drivers/video/console/fbcon_ccw.c
+++ b/drivers/video/console/fbcon_ccw.c
@@ -22,7 +22,7 @@
* Rotation 270 degrees
*/
-static inline void ccw_update_attr(u8 *dst, u8 *src, int attribute,
+static void ccw_update_attr(u8 *dst, u8 *src, int attribute,
struct vc_data *vc)
{
int i, j, offset = (vc->vc_font.height < 10) ? 1 : 2;
diff --git a/drivers/video/console/fbcon_cw.c b/drivers/video/console/fbcon_cw.c
index 126110f..6a73782 100644
--- a/drivers/video/console/fbcon_cw.c
+++ b/drivers/video/console/fbcon_cw.c
@@ -22,7 +22,7 @@
* Rotation 90 degrees
*/
-static inline void cw_update_attr(u8 *dst, u8 *src, int attribute,
+static void cw_update_attr(u8 *dst, u8 *src, int attribute,
struct vc_data *vc)
{
int i, j, offset = (vc->vc_font.height < 10) ? 1 : 2;
diff --git a/drivers/video/console/fbcon_ud.c b/drivers/video/console/fbcon_ud.c
index 93a3e73..ff0872c 100644
--- a/drivers/video/console/fbcon_ud.c
+++ b/drivers/video/console/fbcon_ud.c
@@ -22,7 +22,7 @@
* Rotation 180 degrees
*/
-static inline void ud_update_attr(u8 *dst, u8 *src, int attribute,
+static void ud_update_attr(u8 *dst, u8 *src, int attribute,
struct vc_data *vc)
{
int i, offset = (vc->vc_font.height < 10) ? 1 : 2;
diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
index 4a56f46af..815f84b 100644
--- a/drivers/video/efifb.c
+++ b/drivers/video/efifb.c
@@ -16,7 +16,7 @@
#include <video/vga.h>
-static struct fb_var_screeninfo efifb_defined __initdata = {
+static struct fb_var_screeninfo efifb_defined __devinitdata = {
.activate = FB_ACTIVATE_NOW,
.height = -1,
.width = -1,
@@ -27,7 +27,7 @@ static struct fb_var_screeninfo efifb_defined __initdata = {
.vmode = FB_VMODE_NONINTERLACED,
};
-static struct fb_fix_screeninfo efifb_fix __initdata = {
+static struct fb_fix_screeninfo efifb_fix __devinitdata = {
.id = "EFI VGA",
.type = FB_TYPE_PACKED_PIXELS,
.accel = FB_ACCEL_NONE,
@@ -59,7 +59,7 @@ static struct efifb_dmi_info {
int stride;
int width;
int height;
-} dmi_list[] = {
+} dmi_list[] __initdata = {
[M_I17] = { "i17", 0x80010000, 1472 * 4, 1440, 900 },
[M_I20] = { "i20", 0x80010000, 1728 * 4, 1680, 1050 }, /* guess */
[M_I20_SR] = { "imac7", 0x40010000, 1728 * 4, 1680, 1050 },
@@ -83,7 +83,7 @@ static int set_system(const struct dmi_system_id *id);
DMI_MATCH(DMI_PRODUCT_NAME, name) }, \
&dmi_list[enumid] }
-static struct dmi_system_id __initdata dmi_system_table[] = {
+static const struct dmi_system_id dmi_system_table[] __initconst = {
EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac4,1", M_I17),
/* At least one of these two will be right; maybe both? */
EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac5,1", M_I20),
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 731fce6..b066475 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1362,6 +1362,7 @@ fb_mmap(struct file *file, struct vm_area_struct * vma)
vma->vm_pgoff = off >> PAGE_SHIFT;
/* This is an IO map - tell maydump to skip this VMA */
vma->vm_flags |= VM_IO | VM_RESERVED;
+ vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
fb_pgprotect(file, vma, off);
if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
vma->vm_end - vma->vm_start, vma->vm_page_prot))
@@ -1786,7 +1787,7 @@ static int ofonly __read_mostly;
int fb_get_options(char *name, char **option)
{
char *opt, *options = NULL;
- int opt_len, retval = 0;
+ int retval = 0;
int name_len = strlen(name), i;
if (name_len && ofonly && strncmp(name, "offb", 4))
@@ -1796,8 +1797,7 @@ int fb_get_options(char *name, char **option)
for (i = 0; i < FB_MAX; i++) {
if (video_options[i] == NULL)
continue;
- opt_len = strlen(video_options[i]);
- if (!opt_len)
+ if (!video_options[i][0])
continue;
opt = video_options[i];
if (!strncmp(name, opt, name_len) &&
diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c
index f6ecfab..6739b2a 100644
--- a/drivers/video/ffb.c
+++ b/drivers/video/ffb.c
@@ -893,7 +893,7 @@ static void ffb_init_fix(struct fb_info *info)
info->fix.accel = FB_ACCEL_SUN_CREATOR;
}
-static int __devinit ffb_probe(struct of_device *op,
+static int __devinit ffb_probe(struct platform_device *op,
const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
@@ -1023,7 +1023,7 @@ out_err:
return err;
}
-static int __devexit ffb_remove(struct of_device *op)
+static int __devexit ffb_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct ffb_par *par = info->par;
diff --git a/drivers/video/fsl-diu-fb.c b/drivers/video/fsl-diu-fb.c
index e38ad22..8bbbf08 100644
--- a/drivers/video/fsl-diu-fb.c
+++ b/drivers/video/fsl-diu-fb.c
@@ -1393,7 +1393,7 @@ static void free_irq_local(int irq)
* Power management hooks. Note that we won't be called from IRQ context,
* unlike the blank functions above, so we may sleep.
*/
-static int fsl_diu_suspend(struct of_device *ofdev, pm_message_t state)
+static int fsl_diu_suspend(struct platform_device *ofdev, pm_message_t state)
{
struct fsl_diu_data *machine_data;
@@ -1403,7 +1403,7 @@ static int fsl_diu_suspend(struct of_device *ofdev, pm_message_t state)
return 0;
}
-static int fsl_diu_resume(struct of_device *ofdev)
+static int fsl_diu_resume(struct platform_device *ofdev)
{
struct fsl_diu_data *machine_data;
@@ -1487,7 +1487,7 @@ static ssize_t show_monitor(struct device *device,
return diu_ops.show_monitor_port(machine_data->monitor_port, buf);
}
-static int __devinit fsl_diu_probe(struct of_device *ofdev,
+static int __devinit fsl_diu_probe(struct platform_device *ofdev,
const struct of_device_id *match)
{
struct device_node *np = ofdev->dev.of_node;
@@ -1667,7 +1667,7 @@ error2:
}
-static int fsl_diu_remove(struct of_device *ofdev)
+static int fsl_diu_remove(struct platform_device *ofdev)
{
struct fsl_diu_data *machine_data;
int i;
diff --git a/drivers/video/igafb.c b/drivers/video/igafb.c
index 15d2001..d885c77 100644
--- a/drivers/video/igafb.c
+++ b/drivers/video/igafb.c
@@ -368,7 +368,7 @@ static int __init iga_init(struct fb_info *info, struct iga_par *par)
return 1;
}
-int __init igafb_init(void)
+static int __init igafb_init(void)
{
struct fb_info *info;
struct pci_dev *pdev;
@@ -531,6 +531,7 @@ int __init igafb_init(void)
iounmap(info->screen_base);
kfree(par->mmap_map);
kfree(info);
+ return -ENODEV;
}
#ifdef CONFIG_SPARC
@@ -556,7 +557,7 @@ int __init igafb_init(void)
return 0;
}
-int __init igafb_setup(char *options)
+static int __init igafb_setup(char *options)
{
char *this_opt;
diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
index 43f0639..5c363d0 100644
--- a/drivers/video/imxfb.c
+++ b/drivers/video/imxfb.c
@@ -40,6 +40,12 @@
*/
#define DEBUG_VAR 1
+#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || \
+ (defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) && \
+ defined(CONFIG_FB_IMX_MODULE))
+#define PWMR_BACKLIGHT_AVAILABLE
+#endif
+
#define DRIVER_NAME "imx-fb"
#define LCDC_SSA 0x00
@@ -175,7 +181,9 @@ struct imxfb_info {
struct imx_fb_videomode *mode;
int num_modes;
+#ifdef PWMR_BACKLIGHT_AVAILABLE
struct backlight_device *bl;
+#endif
void (*lcd_power)(int);
void (*backlight_power)(int);
@@ -450,8 +458,7 @@ static int imxfb_set_par(struct fb_info *info)
return 0;
}
-
-
+#ifdef PWMR_BACKLIGHT_AVAILABLE
static int imxfb_bl_get_brightness(struct backlight_device *bl)
{
struct imxfb_info *fbi = bl_get_data(bl);
@@ -516,6 +523,7 @@ static void imxfb_exit_backlight(struct imxfb_info *fbi)
if (fbi->bl)
backlight_device_unregister(fbi->bl);
}
+#endif
static void imxfb_enable_controller(struct imxfb_info *fbi)
{
@@ -647,6 +655,9 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf
fbi->regs + LCDC_SIZE);
writel(fbi->pcr, fbi->regs + LCDC_PCR);
+#ifndef PWMR_BACKLIGHT_AVAILABLE
+ writel(fbi->pwmr, fbi->regs + LCDC_PWMR);
+#endif
writel(fbi->lscr1, fbi->regs + LCDC_LSCR1);
writel(fbi->dmacr, fbi->regs + LCDC_DMACR);
@@ -847,7 +858,9 @@ static int __init imxfb_probe(struct platform_device *pdev)
imxfb_enable_controller(fbi);
fbi->pdev = pdev;
+#ifdef PWMR_BACKLIGHT_AVAILABLE
imxfb_init_backlight(fbi);
+#endif
return 0;
@@ -885,7 +898,9 @@ static int __devexit imxfb_remove(struct platform_device *pdev)
imxfb_disable_controller(fbi);
+#ifdef PWMR_BACKLIGHT_AVAILABLE
imxfb_exit_backlight(fbi);
+#endif
unregister_framebuffer(info);
pdata = pdev->dev.platform_data;
diff --git a/drivers/video/leo.c b/drivers/video/leo.c
index ad67763..b599e5e 100644
--- a/drivers/video/leo.c
+++ b/drivers/video/leo.c
@@ -529,7 +529,7 @@ static void leo_fixup_var_rgb(struct fb_var_screeninfo *var)
var->transp.length = 0;
}
-static void leo_unmap_regs(struct of_device *op, struct fb_info *info,
+static void leo_unmap_regs(struct platform_device *op, struct fb_info *info,
struct leo_par *par)
{
if (par->lc_ss0_usr)
@@ -547,7 +547,7 @@ static void leo_unmap_regs(struct of_device *op, struct fb_info *info,
of_iounmap(&op->resource[0], info->screen_base, 0x800000);
}
-static int __devinit leo_probe(struct of_device *op,
+static int __devinit leo_probe(struct platform_device *op,
const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
@@ -637,7 +637,7 @@ out_err:
return err;
}
-static int __devexit leo_remove(struct of_device *op)
+static int __devexit leo_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct leo_par *par = info->par;
diff --git a/drivers/video/matrox/i2c-matroxfb.c b/drivers/video/matrox/i2c-matroxfb.c
index 403b144..0fb280e 100644
--- a/drivers/video/matrox/i2c-matroxfb.c
+++ b/drivers/video/matrox/i2c-matroxfb.c
@@ -191,7 +191,7 @@ static void* i2c_matroxfb_probe(struct matrox_fb_info* minfo) {
};
i2c_new_probed_device(&m2info->maven.adapter,
- &maven_info, addr_list);
+ &maven_info, addr_list, NULL);
}
}
return m2info;
diff --git a/drivers/video/mb862xx/mb862xxfb.c b/drivers/video/mb862xx/mb862xxfb.c
index 4e2b8cc..b1c4374 100644
--- a/drivers/video/mb862xx/mb862xxfb.c
+++ b/drivers/video/mb862xx/mb862xxfb.c
@@ -550,7 +550,7 @@ static int mb862xx_gdc_init(struct mb862xxfb_par *par)
return 0;
}
-static int __devinit of_platform_mb862xx_probe(struct of_device *ofdev,
+static int __devinit of_platform_mb862xx_probe(struct platform_device *ofdev,
const struct of_device_id *id)
{
struct device_node *np = ofdev->dev.of_node;
@@ -669,7 +669,7 @@ fbrel:
return ret;
}
-static int __devexit of_platform_mb862xx_remove(struct of_device *ofdev)
+static int __devexit of_platform_mb862xx_remove(struct platform_device *ofdev)
{
struct fb_info *fbi = dev_get_drvdata(&ofdev->dev);
struct mb862xxfb_par *par = fbi->par;
diff --git a/drivers/video/msm/mddi.c b/drivers/video/msm/mddi.c
index c1ff271..7c316c3 100644
--- a/drivers/video/msm/mddi.c
+++ b/drivers/video/msm/mddi.c
@@ -187,10 +187,8 @@ static void mddi_wait_interrupt(struct mddi_info *mddi, uint32_t intmask);
static void mddi_handle_rev_data_avail(struct mddi_info *mddi)
{
- union mddi_rev *rev = mddi->rev_data;
uint32_t rev_data_count;
uint32_t rev_crc_err_count;
- int i;
struct reg_read_info *ri;
size_t prev_offset;
uint16_t length;
@@ -670,7 +668,7 @@ static int __init mddi_rev_data_setup(struct mddi_info *mddi)
return 0;
}
-static int __init mddi_probe(struct platform_device *pdev)
+static int __devinit mddi_probe(struct platform_device *pdev)
{
struct msm_mddi_platform_data *pdata = pdev->dev.platform_data;
struct mddi_info *mddi = &mddi_info[pdev->id];
diff --git a/drivers/video/msm/mdp.c b/drivers/video/msm/mdp.c
index 19c01c6..3c28db0 100644
--- a/drivers/video/msm/mdp.c
+++ b/drivers/video/msm/mdp.c
@@ -258,7 +258,6 @@ int get_img(struct mdp_img *img, struct fb_info *info,
{
int put_needed, ret = 0;
struct file *file;
- unsigned long vstart;
file = fget_light(img->memory_id, &put_needed);
if (file == NULL)
diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c
index 688b055..b6c3fc2 100644
--- a/drivers/video/p9100.c
+++ b/drivers/video/p9100.c
@@ -249,7 +249,7 @@ static void p9100_init_fix(struct fb_info *info, int linebytes, struct device_no
info->fix.accel = FB_ACCEL_SUN_CGTHREE;
}
-static int __devinit p9100_probe(struct of_device *op, const struct of_device_id *match)
+static int __devinit p9100_probe(struct platform_device *op, const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
struct fb_info *info;
@@ -326,7 +326,7 @@ out_err:
return err;
}
-static int __devexit p9100_remove(struct of_device *op)
+static int __devexit p9100_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct p9100_par *par = info->par;
diff --git a/drivers/video/platinumfb.c b/drivers/video/platinumfb.c
index 72a1f4c..a50e197 100644
--- a/drivers/video/platinumfb.c
+++ b/drivers/video/platinumfb.c
@@ -533,7 +533,7 @@ static int __init platinumfb_setup(char *options)
#define invalidate_cache(addr)
#endif
-static int __devinit platinumfb_probe(struct of_device* odev,
+static int __devinit platinumfb_probe(struct platform_device* odev,
const struct of_device_id *match)
{
struct device_node *dp = odev->dev.of_node;
@@ -646,7 +646,7 @@ static int __devinit platinumfb_probe(struct of_device* odev,
return rc;
}
-static int __devexit platinumfb_remove(struct of_device* odev)
+static int __devexit platinumfb_remove(struct platform_device* odev)
{
struct fb_info *info = dev_get_drvdata(&odev->dev);
struct fb_info_platinum *pinfo = info->par;
diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index 9682ecc..f9aca9d 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -1,7 +1,7 @@
/* linux/drivers/video/s3c-fb.c
*
* Copyright 2008 Openmoko Inc.
- * Copyright 2008 Simtec Electronics
+ * Copyright 2008-2010 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
@@ -9,7 +9,7 @@
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
+ * published by the Free Software FoundatIon.
*/
#include <linux/kernel.h>
@@ -21,9 +21,11 @@
#include <linux/clk.h>
#include <linux/fb.h>
#include <linux/io.h>
+#include <linux/uaccess.h>
+#include <linux/interrupt.h>
#include <mach/map.h>
-#include <mach/regs-fb.h>
+#include <plat/regs-fb-v4.h>
#include <plat/fb.h>
/* This driver will export a number of framebuffer interfaces depending
@@ -36,9 +38,9 @@
* output timings and as the control for the output power-down state.
*/
-/* note, some of the functions that get called are derived from including
- * <mach/regs-fb.h> as they are specific to the architecture that the code
- * is being built for.
+/* note, the previous use of <mach/regs-fb.h> to get platform specific data
+ * has been replaced by using the platform device name to pick the correct
+ * configuration data for the system.
*/
#ifdef CONFIG_FB_S3C_DEBUG_REGWRITE
@@ -48,13 +50,108 @@
__raw_writel(v, r); } while(0)
#endif /* FB_S3C_DEBUG_REGWRITE */
+/* irq_flags bits */
+#define S3C_FB_VSYNC_IRQ_EN 0
+
+#define VSYNC_TIMEOUT_MSEC 50
+
struct s3c_fb;
+#define VALID_BPP(x) (1 << ((x) - 1))
+
+#define OSD_BASE(win, variant) ((variant).osd + ((win) * (variant).osd_stride))
+#define VIDOSD_A(win, variant) (OSD_BASE(win, variant) + 0x00)
+#define VIDOSD_B(win, variant) (OSD_BASE(win, variant) + 0x04)
+#define VIDOSD_C(win, variant) (OSD_BASE(win, variant) + 0x08)
+#define VIDOSD_D(win, variant) (OSD_BASE(win, variant) + 0x0C)
+
+/**
+ * struct s3c_fb_variant - fb variant information
+ * @is_2443: Set if S3C2443/S3C2416 style hardware.
+ * @nr_windows: The number of windows.
+ * @vidtcon: The base for the VIDTCONx registers
+ * @wincon: The base for the WINxCON registers.
+ * @winmap: The base for the WINxMAP registers.
+ * @keycon: The abse for the WxKEYCON registers.
+ * @buf_start: Offset of buffer start registers.
+ * @buf_size: Offset of buffer size registers.
+ * @buf_end: Offset of buffer end registers.
+ * @osd: The base for the OSD registers.
+ * @palette: Address of palette memory, or 0 if none.
+ * @has_prtcon: Set if has PRTCON register.
+ * @has_shadowcon: Set if has SHADOWCON register.
+ */
+struct s3c_fb_variant {
+ unsigned int is_2443:1;
+ unsigned short nr_windows;
+ unsigned short vidtcon;
+ unsigned short wincon;
+ unsigned short winmap;
+ unsigned short keycon;
+ unsigned short buf_start;
+ unsigned short buf_end;
+ unsigned short buf_size;
+ unsigned short osd;
+ unsigned short osd_stride;
+ unsigned short palette[S3C_FB_MAX_WIN];
+
+ unsigned int has_prtcon:1;
+ unsigned int has_shadowcon:1;
+};
+
+/**
+ * struct s3c_fb_win_variant
+ * @has_osd_c: Set if has OSD C register.
+ * @has_osd_d: Set if has OSD D register.
+ * @has_osd_alpha: Set if can change alpha transparency for a window.
+ * @palette_sz: Size of palette in entries.
+ * @palette_16bpp: Set if palette is 16bits wide.
+ * @osd_size_off: If != 0, supports setting up OSD for a window; the appropriate
+ * register is located at the given offset from OSD_BASE.
+ * @valid_bpp: 1 bit per BPP setting to show valid bits-per-pixel.
+ *
+ * valid_bpp bit x is set if (x+1)BPP is supported.
+ */
+struct s3c_fb_win_variant {
+ unsigned int has_osd_c:1;
+ unsigned int has_osd_d:1;
+ unsigned int has_osd_alpha:1;
+ unsigned int palette_16bpp:1;
+ unsigned short osd_size_off;
+ unsigned short palette_sz;
+ u32 valid_bpp;
+};
+
+/**
+ * struct s3c_fb_driverdata - per-device type driver data for init time.
+ * @variant: The variant information for this driver.
+ * @win: The window information for each window.
+ */
+struct s3c_fb_driverdata {
+ struct s3c_fb_variant variant;
+ struct s3c_fb_win_variant *win[S3C_FB_MAX_WIN];
+};
+
+/**
+ * struct s3c_fb_palette - palette information
+ * @r: Red bitfield.
+ * @g: Green bitfield.
+ * @b: Blue bitfield.
+ * @a: Alpha bitfield.
+ */
+struct s3c_fb_palette {
+ struct fb_bitfield r;
+ struct fb_bitfield g;
+ struct fb_bitfield b;
+ struct fb_bitfield a;
+};
+
/**
* struct s3c_fb_win - per window private data for each framebuffer.
* @windata: The platform data supplied for the window configuration.
* @parent: The hardware that this window is part of.
* @fbinfo: Pointer pack to the framebuffer info for this window.
+ * @varint: The variant information for this window.
* @palette_buffer: Buffer/cache to hold palette entries.
* @pseudo_palette: For use in TRUECOLOUR modes for entries 0..15/
* @index: The window number of this window.
@@ -65,6 +162,7 @@ struct s3c_fb_win {
struct s3c_fb *parent;
struct fb_info *fbinfo;
struct s3c_fb_palette palette;
+ struct s3c_fb_win_variant variant;
u32 *palette_buffer;
u32 pseudo_palette[16];
@@ -72,37 +170,54 @@ struct s3c_fb_win {
};
/**
+ * struct s3c_fb_vsync - vsync information
+ * @wait: a queue for processes waiting for vsync
+ * @count: vsync interrupt count
+ */
+struct s3c_fb_vsync {
+ wait_queue_head_t wait;
+ unsigned int count;
+};
+
+/**
* struct s3c_fb - overall hardware state of the hardware
* @dev: The device that we bound to, for printing, etc.
* @regs_res: The resource we claimed for the IO registers.
* @bus_clk: The clk (hclk) feeding our interface and possibly pixclk.
* @regs: The mapped hardware registers.
+ * @variant: Variant information for this hardware.
* @enabled: A bitmask of enabled hardware windows.
* @pdata: The platform configuration data passed with the device.
* @windows: The hardware windows that have been claimed.
+ * @irq_no: IRQ line number
+ * @irq_flags: irq flags
+ * @vsync_info: VSYNC-related information (count, queues...)
*/
struct s3c_fb {
struct device *dev;
struct resource *regs_res;
struct clk *bus_clk;
void __iomem *regs;
+ struct s3c_fb_variant variant;
unsigned char enabled;
struct s3c_fb_platdata *pdata;
struct s3c_fb_win *windows[S3C_FB_MAX_WIN];
+
+ int irq_no;
+ unsigned long irq_flags;
+ struct s3c_fb_vsync vsync_info;
};
/**
- * s3c_fb_win_has_palette() - determine if a mode has a palette
- * @win: The window number being queried.
- * @bpp: The number of bits per pixel to test.
- *
- * Work out if the given window supports palletised data at the specified bpp.
+ * s3c_fb_validate_win_bpp - validate the bits-per-pixel for this mode.
+ * @win: The device window.
+ * @bpp: The bit depth.
*/
-static int s3c_fb_win_has_palette(unsigned int win, unsigned int bpp)
+static bool s3c_fb_validate_win_bpp(struct s3c_fb_win *win, unsigned int bpp)
{
- return s3c_fb_win_pal_size(win) <= (1 << bpp);
+ return win->variant.valid_bpp & VALID_BPP(bpp);
}
/**
@@ -125,7 +240,7 @@ static int s3c_fb_check_var(struct fb_var_screeninfo *var,
var->xres_virtual = max((unsigned int)windata->virtual_x, var->xres);
var->yres_virtual = max((unsigned int)windata->virtual_y, var->yres);
- if (!s3c_fb_validate_win_bpp(win->index, var->bits_per_pixel)) {
+ if (!s3c_fb_validate_win_bpp(win, var->bits_per_pixel)) {
dev_dbg(sfb->dev, "win %d: unsupported bpp %d\n",
win->index, var->bits_per_pixel);
return -EINVAL;
@@ -140,7 +255,7 @@ static int s3c_fb_check_var(struct fb_var_screeninfo *var,
case 2:
case 4:
case 8:
- if (!s3c_fb_win_has_palette(win->index, var->bits_per_pixel)) {
+ if (sfb->variant.palette[win->index] != 0) {
/* non palletised, A:1,R:2,G:3,B:2 mode */
var->red.offset = 4;
var->green.offset = 2;
@@ -255,6 +370,66 @@ static int s3c_fb_align_word(unsigned int bpp, unsigned int pix)
}
/**
+ * vidosd_set_size() - set OSD size for a window
+ *
+ * @win: the window to set OSD size for
+ * @size: OSD size register value
+ */
+static void vidosd_set_size(struct s3c_fb_win *win, u32 size)
+{
+ struct s3c_fb *sfb = win->parent;
+
+ /* OSD can be set up if osd_size_off != 0 for this window */
+ if (win->variant.osd_size_off)
+ writel(size, sfb->regs + OSD_BASE(win->index, sfb->variant)
+ + win->variant.osd_size_off);
+}
+
+/**
+ * vidosd_set_alpha() - set alpha transparency for a window
+ *
+ * @win: the window to set OSD size for
+ * @alpha: alpha register value
+ */
+static void vidosd_set_alpha(struct s3c_fb_win *win, u32 alpha)
+{
+ struct s3c_fb *sfb = win->parent;
+
+ if (win->variant.has_osd_alpha)
+ writel(alpha, sfb->regs + VIDOSD_C(win->index, sfb->variant));
+}
+
+/**
+ * shadow_protect_win() - disable updating values from shadow registers at vsync
+ *
+ * @win: window to protect registers for
+ * @protect: 1 to protect (disable updates)
+ */
+static void shadow_protect_win(struct s3c_fb_win *win, bool protect)
+{
+ struct s3c_fb *sfb = win->parent;
+ u32 reg;
+
+ if (protect) {
+ if (sfb->variant.has_prtcon) {
+ writel(PRTCON_PROTECT, sfb->regs + PRTCON);
+ } else if (sfb->variant.has_shadowcon) {
+ reg = readl(sfb->regs + SHADOWCON);
+ writel(reg | SHADOWCON_WINx_PROTECT(win->index),
+ sfb->regs + SHADOWCON);
+ }
+ } else {
+ if (sfb->variant.has_prtcon) {
+ writel(0, sfb->regs + PRTCON);
+ } else if (sfb->variant.has_shadowcon) {
+ reg = readl(sfb->regs + SHADOWCON);
+ writel(reg & ~SHADOWCON_WINx_PROTECT(win->index),
+ sfb->regs + SHADOWCON);
+ }
+ }
+}
+
+/**
* s3c_fb_set_par() - framebuffer request to set new framebuffer state.
* @info: The framebuffer to change.
*
@@ -266,14 +441,17 @@ static int s3c_fb_set_par(struct fb_info *info)
struct s3c_fb_win *win = info->par;
struct s3c_fb *sfb = win->parent;
void __iomem *regs = sfb->regs;
+ void __iomem *buf = regs;
int win_no = win->index;
- u32 osdc_data = 0;
+ u32 alpha = 0;
u32 data;
u32 pagewidth;
int clkdiv;
dev_dbg(sfb->dev, "setting framebuffer parameters\n");
+ shadow_protect_win(win, 1);
+
switch (var->bits_per_pixel) {
case 32:
case 24:
@@ -282,7 +460,7 @@ static int s3c_fb_set_par(struct fb_info *info)
info->fix.visual = FB_VISUAL_TRUECOLOR;
break;
case 8:
- if (s3c_fb_win_has_palette(win_no, 8))
+ if (win->variant.palette_sz >= 256)
info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
else
info->fix.visual = FB_VISUAL_TRUECOLOR;
@@ -297,12 +475,15 @@ static int s3c_fb_set_par(struct fb_info *info)
info->fix.line_length = (var->xres_virtual * var->bits_per_pixel) / 8;
+ info->fix.xpanstep = info->var.xres_virtual > info->var.xres ? 1 : 0;
+ info->fix.ypanstep = info->var.yres_virtual > info->var.yres ? 1 : 0;
+
/* disable the window whilst we update it */
writel(0, regs + WINCON(win_no));
- /* use window 0 as the basis for the lcd output timings */
+ /* use platform specified window as the basis for the lcd timings */
- if (win_no == 0) {
+ if (win_no == sfb->pdata->default_win) {
clkdiv = s3c_fb_calc_pixclk(sfb, var->pixclock);
data = sfb->pdata->vidcon0;
@@ -315,6 +496,9 @@ static int s3c_fb_set_par(struct fb_info *info)
/* write the timing data to the panel */
+ if (sfb->variant.is_2443)
+ data |= (1 << 5);
+
data |= VIDCON0_ENVID | VIDCON0_ENVID_F;
writel(data, regs + VIDCON0);
@@ -322,53 +506,54 @@ static int s3c_fb_set_par(struct fb_info *info)
VIDTCON0_VFPD(var->lower_margin - 1) |
VIDTCON0_VSPW(var->vsync_len - 1);
- writel(data, regs + VIDTCON0);
+ writel(data, regs + sfb->variant.vidtcon);
data = VIDTCON1_HBPD(var->left_margin - 1) |
VIDTCON1_HFPD(var->right_margin - 1) |
VIDTCON1_HSPW(var->hsync_len - 1);
- writel(data, regs + VIDTCON1);
+ /* VIDTCON1 */
+ writel(data, regs + sfb->variant.vidtcon + 4);
data = VIDTCON2_LINEVAL(var->yres - 1) |
VIDTCON2_HOZVAL(var->xres - 1);
- writel(data, regs + VIDTCON2);
+ writel(data, regs +sfb->variant.vidtcon + 8 );
}
/* write the buffer address */
- writel(info->fix.smem_start, regs + VIDW_BUF_START(win_no));
+ /* start and end registers stride is 8 */
+ buf = regs + win_no * 8;
+
+ writel(info->fix.smem_start, buf + sfb->variant.buf_start);
data = info->fix.smem_start + info->fix.line_length * var->yres;
- writel(data, regs + VIDW_BUF_END(win_no));
+ writel(data, buf + sfb->variant.buf_end);
pagewidth = (var->xres * var->bits_per_pixel) >> 3;
data = VIDW_BUF_SIZE_OFFSET(info->fix.line_length - pagewidth) |
VIDW_BUF_SIZE_PAGEWIDTH(pagewidth);
- writel(data, regs + VIDW_BUF_SIZE(win_no));
+ writel(data, regs + sfb->variant.buf_size + (win_no * 4));
/* write 'OSD' registers to control position of framebuffer */
data = VIDOSDxA_TOPLEFT_X(0) | VIDOSDxA_TOPLEFT_Y(0);
- writel(data, regs + VIDOSD_A(win_no));
+ writel(data, regs + VIDOSD_A(win_no, sfb->variant));
data = VIDOSDxB_BOTRIGHT_X(s3c_fb_align_word(var->bits_per_pixel,
var->xres - 1)) |
VIDOSDxB_BOTRIGHT_Y(var->yres - 1);
- writel(data, regs + VIDOSD_B(win_no));
+ writel(data, regs + VIDOSD_B(win_no, sfb->variant));
data = var->xres * var->yres;
- osdc_data = VIDISD14C_ALPHA1_R(0xf) |
+ alpha = VIDISD14C_ALPHA1_R(0xf) |
VIDISD14C_ALPHA1_G(0xf) |
VIDISD14C_ALPHA1_B(0xf);
- if (s3c_fb_has_osd_d(win_no)) {
- writel(data, regs + VIDOSD_D(win_no));
- writel(osdc_data, regs + VIDOSD_C(win_no));
- } else
- writel(data, regs + VIDOSD_C(win_no));
+ vidosd_set_alpha(win, alpha);
+ vidosd_set_size(win, data);
data = WINCONx_ENWIN;
@@ -424,13 +609,15 @@ static int s3c_fb_set_par(struct fb_info *info)
else
data |= WINCON0_BPPMODE_24BPP_888;
+ data |= WINCONx_WSWP;
data |= WINCONx_BURSTLEN_16WORD;
break;
}
- /* It has no color key control register for window0 */
+ /* Enable the colour keying for the window below this one */
if (win_no > 0) {
u32 keycon0_data = 0, keycon1_data = 0;
+ void __iomem *keycon = regs + sfb->variant.keycon;
keycon0_data = ~(WxKEYCON0_KEYBL_EN |
WxKEYCON0_KEYEN_F |
@@ -438,12 +625,23 @@ static int s3c_fb_set_par(struct fb_info *info)
keycon1_data = WxKEYCON1_COLVAL(0xffffff);
- writel(keycon0_data, regs + WxKEYCONy(win_no-1, 0));
- writel(keycon1_data, regs + WxKEYCONy(win_no-1, 1));
+ keycon += (win_no - 1) * 8;
+
+ writel(keycon0_data, keycon + WKEYCON0);
+ writel(keycon1_data, keycon + WKEYCON1);
+ }
+
+ writel(data, regs + sfb->variant.wincon + (win_no * 4));
+ writel(0x0, regs + sfb->variant.winmap + (win_no * 4));
+
+ /* Enable DMA channel for this window */
+ if (sfb->variant.has_shadowcon) {
+ data = readl(sfb->regs + SHADOWCON);
+ data |= SHADOWCON_CHx_ENABLE(win_no);
+ writel(data, sfb->regs + SHADOWCON);
}
- writel(data, regs + WINCON(win_no));
- writel(0x0, regs + WINxMAP(win_no));
+ shadow_protect_win(win, 0);
return 0;
}
@@ -470,7 +668,7 @@ static void s3c_fb_update_palette(struct s3c_fb *sfb,
void __iomem *palreg;
u32 palcon;
- palreg = sfb->regs + s3c_fb_pal_reg(win->index, reg);
+ palreg = sfb->regs + sfb->variant.palette[win->index];
dev_dbg(sfb->dev, "%s: win %d, reg %d (%p): %08x\n",
__func__, win->index, reg, palreg, value);
@@ -480,10 +678,10 @@ static void s3c_fb_update_palette(struct s3c_fb *sfb,
palcon = readl(sfb->regs + WPALCON);
writel(palcon | WPALCON_PAL_UPDATE, sfb->regs + WPALCON);
- if (s3c_fb_pal_is16(win->index))
- writew(value, palreg);
+ if (win->variant.palette_16bpp)
+ writew(value, palreg + (reg * 2));
else
- writel(value, palreg);
+ writel(value, palreg + (reg * 4));
writel(palcon, sfb->regs + WPALCON);
}
@@ -532,7 +730,7 @@ static int s3c_fb_setcolreg(unsigned regno,
break;
case FB_VISUAL_PSEUDOCOLOR:
- if (regno < s3c_fb_win_pal_size(win->index)) {
+ if (regno < win->variant.palette_sz) {
val = chan_to_field(red, &win->palette.r);
val |= chan_to_field(green, &win->palette.g);
val |= chan_to_field(blue, &win->palette.b);
@@ -591,7 +789,7 @@ static int s3c_fb_blank(int blank_mode, struct fb_info *info)
dev_dbg(sfb->dev, "blank mode %d\n", blank_mode);
- wincon = readl(sfb->regs + WINCON(index));
+ wincon = readl(sfb->regs + sfb->variant.wincon + (index * 4));
switch (blank_mode) {
case FB_BLANK_POWERDOWN:
@@ -602,11 +800,11 @@ static int s3c_fb_blank(int blank_mode, struct fb_info *info)
case FB_BLANK_NORMAL:
/* disable the DMA and display 0x0 (black) */
writel(WINxMAP_MAP | WINxMAP_MAP_COLOUR(0x0),
- sfb->regs + WINxMAP(index));
+ sfb->regs + sfb->variant.winmap + (index * 4));
break;
case FB_BLANK_UNBLANK:
- writel(0x0, sfb->regs + WINxMAP(index));
+ writel(0x0, sfb->regs + sfb->variant.winmap + (index * 4));
wincon |= WINCONx_ENWIN;
sfb->enabled |= (1 << index);
break;
@@ -617,7 +815,7 @@ static int s3c_fb_blank(int blank_mode, struct fb_info *info)
return 1;
}
- writel(wincon, sfb->regs + WINCON(index));
+ writel(wincon, sfb->regs + sfb->variant.wincon + (index * 4));
/* Check the enabled state to see if we need to be running the
* main LCD interface, as if there are no active windows then
@@ -636,12 +834,185 @@ static int s3c_fb_blank(int blank_mode, struct fb_info *info)
/* we're stuck with this until we can do something about overriding
* the power control using the blanking event for a single fb.
*/
- if (index == 0)
+ if (index == sfb->pdata->default_win)
s3c_fb_enable(sfb, blank_mode != FB_BLANK_POWERDOWN ? 1 : 0);
return 0;
}
+/**
+ * s3c_fb_pan_display() - Pan the display.
+ *
+ * Note that the offsets can be written to the device at any time, as their
+ * values are latched at each vsync automatically. This also means that only
+ * the last call to this function will have any effect on next vsync, but
+ * there is no need to sleep waiting for it to prevent tearing.
+ *
+ * @var: The screen information to verify.
+ * @info: The framebuffer device.
+ */
+static int s3c_fb_pan_display(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ struct s3c_fb_win *win = info->par;
+ struct s3c_fb *sfb = win->parent;
+ void __iomem *buf = sfb->regs + win->index * 8;
+ unsigned int start_boff, end_boff;
+
+ /* Offset in bytes to the start of the displayed area */
+ start_boff = var->yoffset * info->fix.line_length;
+ /* X offset depends on the current bpp */
+ if (info->var.bits_per_pixel >= 8) {
+ start_boff += var->xoffset * (info->var.bits_per_pixel >> 3);
+ } else {
+ switch (info->var.bits_per_pixel) {
+ case 4:
+ start_boff += var->xoffset >> 1;
+ break;
+ case 2:
+ start_boff += var->xoffset >> 2;
+ break;
+ case 1:
+ start_boff += var->xoffset >> 3;
+ break;
+ default:
+ dev_err(sfb->dev, "invalid bpp\n");
+ return -EINVAL;
+ }
+ }
+ /* Offset in bytes to the end of the displayed area */
+ end_boff = start_boff + var->yres * info->fix.line_length;
+
+ /* Temporarily turn off per-vsync update from shadow registers until
+ * both start and end addresses are updated to prevent corruption */
+ shadow_protect_win(win, 1);
+
+ writel(info->fix.smem_start + start_boff, buf + sfb->variant.buf_start);
+ writel(info->fix.smem_start + end_boff, buf + sfb->variant.buf_end);
+
+ shadow_protect_win(win, 0);
+
+ return 0;
+}
+
+/**
+ * s3c_fb_enable_irq() - enable framebuffer interrupts
+ * @sfb: main hardware state
+ */
+static void s3c_fb_enable_irq(struct s3c_fb *sfb)
+{
+ void __iomem *regs = sfb->regs;
+ u32 irq_ctrl_reg;
+
+ if (!test_and_set_bit(S3C_FB_VSYNC_IRQ_EN, &sfb->irq_flags)) {
+ /* IRQ disabled, enable it */
+ irq_ctrl_reg = readl(regs + VIDINTCON0);
+
+ irq_ctrl_reg |= VIDINTCON0_INT_ENABLE;
+ irq_ctrl_reg |= VIDINTCON0_INT_FRAME;
+
+ irq_ctrl_reg &= ~VIDINTCON0_FRAMESEL0_MASK;
+ irq_ctrl_reg |= VIDINTCON0_FRAMESEL0_VSYNC;
+ irq_ctrl_reg &= ~VIDINTCON0_FRAMESEL1_MASK;
+ irq_ctrl_reg |= VIDINTCON0_FRAMESEL1_NONE;
+
+ writel(irq_ctrl_reg, regs + VIDINTCON0);
+ }
+}
+
+/**
+ * s3c_fb_disable_irq() - disable framebuffer interrupts
+ * @sfb: main hardware state
+ */
+static void s3c_fb_disable_irq(struct s3c_fb *sfb)
+{
+ void __iomem *regs = sfb->regs;
+ u32 irq_ctrl_reg;
+
+ if (test_and_clear_bit(S3C_FB_VSYNC_IRQ_EN, &sfb->irq_flags)) {
+ /* IRQ enabled, disable it */
+ irq_ctrl_reg = readl(regs + VIDINTCON0);
+
+ irq_ctrl_reg &= ~VIDINTCON0_INT_FRAME;
+ irq_ctrl_reg &= ~VIDINTCON0_INT_ENABLE;
+
+ writel(irq_ctrl_reg, regs + VIDINTCON0);
+ }
+}
+
+static irqreturn_t s3c_fb_irq(int irq, void *dev_id)
+{
+ struct s3c_fb *sfb = dev_id;
+ void __iomem *regs = sfb->regs;
+ u32 irq_sts_reg;
+
+ irq_sts_reg = readl(regs + VIDINTCON1);
+
+ if (irq_sts_reg & VIDINTCON1_INT_FRAME) {
+
+ /* VSYNC interrupt, accept it */
+ writel(VIDINTCON1_INT_FRAME, regs + VIDINTCON1);
+
+ sfb->vsync_info.count++;
+ wake_up_interruptible(&sfb->vsync_info.wait);
+ }
+
+ /* We only support waiting for VSYNC for now, so it's safe
+ * to always disable irqs here.
+ */
+ s3c_fb_disable_irq(sfb);
+
+ return IRQ_HANDLED;
+}
+
+/**
+ * s3c_fb_wait_for_vsync() - sleep until next VSYNC interrupt or timeout
+ * @sfb: main hardware state
+ * @crtc: head index.
+ */
+static int s3c_fb_wait_for_vsync(struct s3c_fb *sfb, u32 crtc)
+{
+ unsigned long count;
+ int ret;
+
+ if (crtc != 0)
+ return -ENODEV;
+
+ count = sfb->vsync_info.count;
+ s3c_fb_enable_irq(sfb);
+ ret = wait_event_interruptible_timeout(sfb->vsync_info.wait,
+ count != sfb->vsync_info.count,
+ msecs_to_jiffies(VSYNC_TIMEOUT_MSEC));
+ if (ret == 0)
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
+static int s3c_fb_ioctl(struct fb_info *info, unsigned int cmd,
+ unsigned long arg)
+{
+ struct s3c_fb_win *win = info->par;
+ struct s3c_fb *sfb = win->parent;
+ int ret;
+ u32 crtc;
+
+ switch (cmd) {
+ case FBIO_WAITFORVSYNC:
+ if (get_user(crtc, (u32 __user *)arg)) {
+ ret = -EFAULT;
+ break;
+ }
+
+ ret = s3c_fb_wait_for_vsync(sfb, crtc);
+ break;
+ default:
+ ret = -ENOTTY;
+ }
+
+ return ret;
+}
+
static struct fb_ops s3c_fb_ops = {
.owner = THIS_MODULE,
.fb_check_var = s3c_fb_check_var,
@@ -651,9 +1022,33 @@ static struct fb_ops s3c_fb_ops = {
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
+ .fb_pan_display = s3c_fb_pan_display,
+ .fb_ioctl = s3c_fb_ioctl,
};
/**
+ * s3c_fb_missing_pixclock() - calculates pixel clock
+ * @mode: The video mode to change.
+ *
+ * Calculate the pixel clock when none has been given through platform data.
+ */
+static void __devinit s3c_fb_missing_pixclock(struct fb_videomode *mode)
+{
+ u64 pixclk = 1000000000000ULL;
+ u32 div;
+
+ div = mode->left_margin + mode->hsync_len + mode->right_margin +
+ mode->xres;
+ div *= mode->upper_margin + mode->vsync_len + mode->lower_margin +
+ mode->yres;
+ div *= mode->refresh ? : 60;
+
+ do_div(pixclk, div);
+
+ mode->pixclock = pixclk;
+}
+
+/**
* s3c_fb_alloc_memory() - allocate display memory for framebuffer window
* @sfb: The base resources for the hardware.
* @win: The window to initialise memory for.
@@ -711,7 +1106,8 @@ static void s3c_fb_free_memory(struct s3c_fb *sfb, struct s3c_fb_win *win)
{
struct fb_info *fbi = win->fbinfo;
- dma_free_writecombine(sfb->dev, PAGE_ALIGN(fbi->fix.smem_len),
+ if (fbi->screen_base)
+ dma_free_writecombine(sfb->dev, PAGE_ALIGN(fbi->fix.smem_len),
fbi->screen_base, fbi->fix.smem_start);
}
@@ -724,9 +1120,18 @@ static void s3c_fb_free_memory(struct s3c_fb *sfb, struct s3c_fb_win *win)
*/
static void s3c_fb_release_win(struct s3c_fb *sfb, struct s3c_fb_win *win)
{
+ u32 data;
+
if (win->fbinfo) {
+ if (sfb->variant.has_shadowcon) {
+ data = readl(sfb->regs + SHADOWCON);
+ data &= ~SHADOWCON_CHx_ENABLE(win->index);
+ data &= ~SHADOWCON_CHx_LOCAL_ENABLE(win->index);
+ writel(data, sfb->regs + SHADOWCON);
+ }
unregister_framebuffer(win->fbinfo);
- fb_dealloc_cmap(&win->fbinfo->cmap);
+ if (win->fbinfo->cmap.len)
+ fb_dealloc_cmap(&win->fbinfo->cmap);
s3c_fb_free_memory(sfb, win);
framebuffer_release(win->fbinfo);
}
@@ -735,12 +1140,14 @@ static void s3c_fb_release_win(struct s3c_fb *sfb, struct s3c_fb_win *win)
/**
* s3c_fb_probe_win() - register an hardware window
* @sfb: The base resources for the hardware
+ * @variant: The variant information for this window.
* @res: Pointer to where to place the resultant window.
*
* Allocate and do the basic initialisation for one of the hardware's graphics
* windows.
*/
static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
+ struct s3c_fb_win_variant *variant,
struct s3c_fb_win **res)
{
struct fb_var_screeninfo *var;
@@ -751,9 +1158,11 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
int palette_size;
int ret;
- dev_dbg(sfb->dev, "probing window %d\n", win_no);
+ dev_dbg(sfb->dev, "probing window %d, variant %p\n", win_no, variant);
+
+ init_waitqueue_head(&sfb->vsync_info.wait);
- palette_size = s3c_fb_win_pal_size(win_no);
+ palette_size = variant->palette_sz * 4;
fbinfo = framebuffer_alloc(sizeof(struct s3c_fb_win) +
palette_size * sizeof(u32), sfb->dev);
@@ -770,7 +1179,9 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
WARN_ON(windata->win_mode.yres == 0);
win = fbinfo->par;
+ *res = win;
var = &fbinfo->var;
+ win->variant = *variant;
win->fbinfo = fbinfo;
win->parent = sfb;
win->windata = windata;
@@ -784,7 +1195,24 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
}
/* setup the r/b/g positions for the window's palette */
- s3c_fb_init_palette(win_no, &win->palette);
+ if (win->variant.palette_16bpp) {
+ /* Set RGB 5:6:5 as default */
+ win->palette.r.offset = 11;
+ win->palette.r.length = 5;
+ win->palette.g.offset = 5;
+ win->palette.g.length = 6;
+ win->palette.b.offset = 0;
+ win->palette.b.length = 5;
+
+ } else {
+ /* Set 8bpp or 8bpp and 1bit alpha */
+ win->palette.r.offset = 16;
+ win->palette.r.length = 8;
+ win->palette.g.offset = 8;
+ win->palette.g.length = 8;
+ win->palette.b.offset = 0;
+ win->palette.b.length = 8;
+ }
/* setup the initial video mode from the window */
fb_videomode_to_var(&fbinfo->var, initmode);
@@ -808,7 +1236,7 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
/* create initial colour map */
- ret = fb_alloc_cmap(&fbinfo->cmap, s3c_fb_win_pal_size(win_no), 1);
+ ret = fb_alloc_cmap(&fbinfo->cmap, win->variant.palette_sz, 1);
if (ret == 0)
fb_set_cmap(&fbinfo->cmap, fbinfo);
else
@@ -826,7 +1254,6 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
return ret;
}
- *res = win;
dev_info(sfb->dev, "window %d: fb %s\n", win_no, fbinfo->fix.id);
return 0;
@@ -842,18 +1269,19 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
static void s3c_fb_clear_win(struct s3c_fb *sfb, int win)
{
void __iomem *regs = sfb->regs;
-
- writel(0, regs + WINCON(win));
- writel(0xffffff, regs + WxKEYCONy(win, 0));
- writel(0xffffff, regs + WxKEYCONy(win, 1));
-
- writel(0, regs + VIDOSD_A(win));
- writel(0, regs + VIDOSD_B(win));
- writel(0, regs + VIDOSD_C(win));
+ u32 reg;
+
+ writel(0, regs + sfb->variant.wincon + (win * 4));
+ writel(0, regs + VIDOSD_A(win, sfb->variant));
+ writel(0, regs + VIDOSD_B(win, sfb->variant));
+ writel(0, regs + VIDOSD_C(win, sfb->variant));
+ reg = readl(regs + SHADOWCON);
+ writel(reg & ~SHADOWCON_WINx_PROTECT(win), regs + SHADOWCON);
}
static int __devinit s3c_fb_probe(struct platform_device *pdev)
{
+ struct s3c_fb_driverdata *fbdrv;
struct device *dev = &pdev->dev;
struct s3c_fb_platdata *pd;
struct s3c_fb *sfb;
@@ -861,6 +1289,13 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
int win;
int ret = 0;
+ fbdrv = (struct s3c_fb_driverdata *)platform_get_device_id(pdev)->driver_data;
+
+ if (fbdrv->variant.nr_windows > S3C_FB_MAX_WIN) {
+ dev_err(dev, "too many windows, cannot attach\n");
+ return -EINVAL;
+ }
+
pd = pdev->dev.platform_data;
if (!pd) {
dev_err(dev, "no platform data specified\n");
@@ -873,8 +1308,11 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
return -ENOMEM;
}
+ dev_dbg(dev, "allocate new framebuffer %p\n", sfb);
+
sfb->dev = dev;
sfb->pdata = pd;
+ sfb->variant = fbdrv->variant;
sfb->bus_clk = clk_get(dev, "lcd");
if (IS_ERR(sfb->bus_clk)) {
@@ -906,6 +1344,20 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
goto err_req_region;
}
+ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+ if (!res) {
+ dev_err(dev, "failed to acquire irq resource\n");
+ ret = -ENOENT;
+ goto err_ioremap;
+ }
+ sfb->irq_no = res->start;
+ ret = request_irq(sfb->irq_no, s3c_fb_irq,
+ 0, "s3c_fb", sfb);
+ if (ret) {
+ dev_err(dev, "irq request failed\n");
+ goto err_ioremap;
+ }
+
dev_dbg(dev, "got resources (regs %p), probing windows\n", sfb->regs);
/* setup gpio and output polarity controls */
@@ -916,21 +1368,34 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
/* zero all windows before we do anything */
- for (win = 0; win < S3C_FB_MAX_WIN; win++)
+ for (win = 0; win < fbdrv->variant.nr_windows; win++)
s3c_fb_clear_win(sfb, win);
+ /* initialise colour key controls */
+ for (win = 0; win < (fbdrv->variant.nr_windows - 1); win++) {
+ void __iomem *regs = sfb->regs + sfb->variant.keycon;
+
+ regs += (win * 8);
+ writel(0xffffff, regs + WKEYCON0);
+ writel(0xffffff, regs + WKEYCON1);
+ }
+
/* we have the register setup, start allocating framebuffers */
- for (win = 0; win < S3C_FB_MAX_WIN; win++) {
+ for (win = 0; win < fbdrv->variant.nr_windows; win++) {
if (!pd->win[win])
continue;
- ret = s3c_fb_probe_win(sfb, win, &sfb->windows[win]);
+ if (!pd->win[win]->win_mode.pixclock)
+ s3c_fb_missing_pixclock(&pd->win[win]->win_mode);
+
+ ret = s3c_fb_probe_win(sfb, win, fbdrv->win[win],
+ &sfb->windows[win]);
if (ret < 0) {
dev_err(dev, "failed to create window %d\n", win);
for (; win >= 0; win--)
s3c_fb_release_win(sfb, sfb->windows[win]);
- goto err_ioremap;
+ goto err_irq;
}
}
@@ -938,6 +1403,9 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev)
return 0;
+err_irq:
+ free_irq(sfb->irq_no, sfb);
+
err_ioremap:
iounmap(sfb->regs);
@@ -970,6 +1438,8 @@ static int __devexit s3c_fb_remove(struct platform_device *pdev)
if (sfb->windows[win])
s3c_fb_release_win(sfb, sfb->windows[win]);
+ free_irq(sfb->irq_no, sfb);
+
iounmap(sfb->regs);
clk_disable(sfb->bus_clk);
@@ -1016,9 +1486,17 @@ static int s3c_fb_resume(struct platform_device *pdev)
writel(pd->vidcon1, sfb->regs + VIDCON1);
/* zero all windows before we do anything */
- for (win_no = 0; win_no < S3C_FB_MAX_WIN; win_no++)
+ for (win_no = 0; win_no < sfb->variant.nr_windows; win_no++)
s3c_fb_clear_win(sfb, win_no);
+ for (win_no = 0; win_no < sfb->variant.nr_windows - 1; win_no++) {
+ void __iomem *regs = sfb->regs + sfb->variant.keycon;
+
+ regs += (win_no * 8);
+ writel(0xffffff, regs + WKEYCON0);
+ writel(0xffffff, regs + WKEYCON1);
+ }
+
/* restore framebuffers */
for (win_no = 0; win_no < S3C_FB_MAX_WIN; win_no++) {
win = sfb->windows[win_no];
@@ -1036,11 +1514,208 @@ static int s3c_fb_resume(struct platform_device *pdev)
#define s3c_fb_resume NULL
#endif
+
+#define VALID_BPP124 (VALID_BPP(1) | VALID_BPP(2) | VALID_BPP(4))
+#define VALID_BPP1248 (VALID_BPP124 | VALID_BPP(8))
+
+static struct s3c_fb_win_variant s3c_fb_data_64xx_wins[] = {
+ [0] = {
+ .has_osd_c = 1,
+ .osd_size_off = 0x8,
+ .palette_sz = 256,
+ .valid_bpp = VALID_BPP1248 | VALID_BPP(16) | VALID_BPP(24),
+ },
+ [1] = {
+ .has_osd_c = 1,
+ .has_osd_d = 1,
+ .osd_size_off = 0x12,
+ .has_osd_alpha = 1,
+ .palette_sz = 256,
+ .valid_bpp = (VALID_BPP1248 | VALID_BPP(16) |
+ VALID_BPP(18) | VALID_BPP(19) |
+ VALID_BPP(24) | VALID_BPP(25)),
+ },
+ [2] = {
+ .has_osd_c = 1,
+ .has_osd_d = 1,
+ .osd_size_off = 0x12,
+ .has_osd_alpha = 1,
+ .palette_sz = 16,
+ .palette_16bpp = 1,
+ .valid_bpp = (VALID_BPP1248 | VALID_BPP(16) |
+ VALID_BPP(18) | VALID_BPP(19) |
+ VALID_BPP(24) | VALID_BPP(25)),
+ },
+ [3] = {
+ .has_osd_c = 1,
+ .has_osd_alpha = 1,
+ .palette_sz = 16,
+ .palette_16bpp = 1,
+ .valid_bpp = (VALID_BPP124 | VALID_BPP(16) |
+ VALID_BPP(18) | VALID_BPP(19) |
+ VALID_BPP(24) | VALID_BPP(25)),
+ },
+ [4] = {
+ .has_osd_c = 1,
+ .has_osd_alpha = 1,
+ .palette_sz = 4,
+ .palette_16bpp = 1,
+ .valid_bpp = (VALID_BPP(1) | VALID_BPP(2) |
+ VALID_BPP(16) | VALID_BPP(18) |
+ VALID_BPP(24) | VALID_BPP(25)),
+ },
+};
+
+static struct s3c_fb_driverdata s3c_fb_data_64xx = {
+ .variant = {
+ .nr_windows = 5,
+ .vidtcon = VIDTCON0,
+ .wincon = WINCON(0),
+ .winmap = WINxMAP(0),
+ .keycon = WKEYCON,
+ .osd = VIDOSD_BASE,
+ .osd_stride = 16,
+ .buf_start = VIDW_BUF_START(0),
+ .buf_size = VIDW_BUF_SIZE(0),
+ .buf_end = VIDW_BUF_END(0),
+
+ .palette = {
+ [0] = 0x400,
+ [1] = 0x800,
+ [2] = 0x300,
+ [3] = 0x320,
+ [4] = 0x340,
+ },
+
+ .has_prtcon = 1,
+ },
+ .win[0] = &s3c_fb_data_64xx_wins[0],
+ .win[1] = &s3c_fb_data_64xx_wins[1],
+ .win[2] = &s3c_fb_data_64xx_wins[2],
+ .win[3] = &s3c_fb_data_64xx_wins[3],
+ .win[4] = &s3c_fb_data_64xx_wins[4],
+};
+
+static struct s3c_fb_driverdata s3c_fb_data_s5pc100 = {
+ .variant = {
+ .nr_windows = 5,
+ .vidtcon = VIDTCON0,
+ .wincon = WINCON(0),
+ .winmap = WINxMAP(0),
+ .keycon = WKEYCON,
+ .osd = VIDOSD_BASE,
+ .osd_stride = 16,
+ .buf_start = VIDW_BUF_START(0),
+ .buf_size = VIDW_BUF_SIZE(0),
+ .buf_end = VIDW_BUF_END(0),
+
+ .palette = {
+ [0] = 0x2400,
+ [1] = 0x2800,
+ [2] = 0x2c00,
+ [3] = 0x3000,
+ [4] = 0x3400,
+ },
+
+ .has_prtcon = 1,
+ },
+ .win[0] = &s3c_fb_data_64xx_wins[0],
+ .win[1] = &s3c_fb_data_64xx_wins[1],
+ .win[2] = &s3c_fb_data_64xx_wins[2],
+ .win[3] = &s3c_fb_data_64xx_wins[3],
+ .win[4] = &s3c_fb_data_64xx_wins[4],
+};
+
+static struct s3c_fb_driverdata s3c_fb_data_s5pv210 = {
+ .variant = {
+ .nr_windows = 5,
+ .vidtcon = VIDTCON0,
+ .wincon = WINCON(0),
+ .winmap = WINxMAP(0),
+ .keycon = WKEYCON,
+ .osd = VIDOSD_BASE,
+ .osd_stride = 16,
+ .buf_start = VIDW_BUF_START(0),
+ .buf_size = VIDW_BUF_SIZE(0),
+ .buf_end = VIDW_BUF_END(0),
+
+ .palette = {
+ [0] = 0x2400,
+ [1] = 0x2800,
+ [2] = 0x2c00,
+ [3] = 0x3000,
+ [4] = 0x3400,
+ },
+
+ .has_shadowcon = 1,
+ },
+ .win[0] = &s3c_fb_data_64xx_wins[0],
+ .win[1] = &s3c_fb_data_64xx_wins[1],
+ .win[2] = &s3c_fb_data_64xx_wins[2],
+ .win[3] = &s3c_fb_data_64xx_wins[3],
+ .win[4] = &s3c_fb_data_64xx_wins[4],
+};
+
+/* S3C2443/S3C2416 style hardware */
+static struct s3c_fb_driverdata s3c_fb_data_s3c2443 = {
+ .variant = {
+ .nr_windows = 2,
+ .is_2443 = 1,
+
+ .vidtcon = 0x08,
+ .wincon = 0x14,
+ .winmap = 0xd0,
+ .keycon = 0xb0,
+ .osd = 0x28,
+ .osd_stride = 12,
+ .buf_start = 0x64,
+ .buf_size = 0x94,
+ .buf_end = 0x7c,
+
+ .palette = {
+ [0] = 0x400,
+ [1] = 0x800,
+ },
+ },
+ .win[0] = &(struct s3c_fb_win_variant) {
+ .palette_sz = 256,
+ .valid_bpp = VALID_BPP1248 | VALID_BPP(16) | VALID_BPP(24),
+ },
+ .win[1] = &(struct s3c_fb_win_variant) {
+ .has_osd_c = 1,
+ .has_osd_alpha = 1,
+ .palette_sz = 256,
+ .valid_bpp = (VALID_BPP1248 | VALID_BPP(16) |
+ VALID_BPP(18) | VALID_BPP(19) |
+ VALID_BPP(24) | VALID_BPP(25) |
+ VALID_BPP(28)),
+ },
+};
+
+static struct platform_device_id s3c_fb_driver_ids[] = {
+ {
+ .name = "s3c-fb",
+ .driver_data = (unsigned long)&s3c_fb_data_64xx,
+ }, {
+ .name = "s5pc100-fb",
+ .driver_data = (unsigned long)&s3c_fb_data_s5pc100,
+ }, {
+ .name = "s5pv210-fb",
+ .driver_data = (unsigned long)&s3c_fb_data_s5pv210,
+ }, {
+ .name = "s3c2443-fb",
+ .driver_data = (unsigned long)&s3c_fb_data_s3c2443,
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(platform, s3c_fb_driver_ids);
+
static struct platform_driver s3c_fb_driver = {
.probe = s3c_fb_probe,
.remove = __devexit_p(s3c_fb_remove),
.suspend = s3c_fb_suspend,
.resume = s3c_fb_resume,
+ .id_table = s3c_fb_driver_ids,
.driver = {
.name = "s3c-fb",
.owner = THIS_MODULE,
diff --git a/drivers/video/sh_mipi_dsi.c b/drivers/video/sh_mipi_dsi.c
new file mode 100644
index 0000000..5699ce0
--- /dev/null
+++ b/drivers/video/sh_mipi_dsi.c
@@ -0,0 +1,505 @@
+/*
+ * Renesas SH-mobile MIPI DSI support
+ *
+ * Copyright (C) 2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/types.h>
+
+#include <video/mipi_display.h>
+#include <video/sh_mipi_dsi.h>
+#include <video/sh_mobile_lcdc.h>
+
+#define CMTSRTCTR 0x80d0
+#define CMTSRTREQ 0x8070
+
+#define DSIINTE 0x0060
+
+/* E.g., sh7372 has 2 MIPI-DSIs - one for each LCDC */
+#define MAX_SH_MIPI_DSI 2
+
+struct sh_mipi {
+ void __iomem *base;
+ struct clk *dsit_clk;
+ struct clk *dsip_clk;
+};
+
+static struct sh_mipi *mipi_dsi[MAX_SH_MIPI_DSI];
+
+/* Protect the above array */
+static DEFINE_MUTEX(array_lock);
+
+static struct sh_mipi *sh_mipi_by_handle(int handle)
+{
+ if (handle >= ARRAY_SIZE(mipi_dsi) || handle < 0)
+ return NULL;
+
+ return mipi_dsi[handle];
+}
+
+static int sh_mipi_send_short(struct sh_mipi *mipi, u8 dsi_cmd,
+ u8 cmd, u8 param)
+{
+ u32 data = (dsi_cmd << 24) | (cmd << 16) | (param << 8);
+ int cnt = 100;
+
+ /* transmit a short packet to LCD panel */
+ iowrite32(1 | data, mipi->base + 0x80d0); /* CMTSRTCTR */
+ iowrite32(1, mipi->base + 0x8070); /* CMTSRTREQ */
+
+ while ((ioread32(mipi->base + 0x8070) & 1) && --cnt)
+ udelay(1);
+
+ return cnt ? 0 : -ETIMEDOUT;
+}
+
+#define LCD_CHAN2MIPI(c) ((c) < LCDC_CHAN_MAINLCD || (c) > LCDC_CHAN_SUBLCD ? \
+ -EINVAL : (c) - 1)
+
+static int sh_mipi_dcs(int handle, u8 cmd)
+{
+ struct sh_mipi *mipi = sh_mipi_by_handle(LCD_CHAN2MIPI(handle));
+ if (!mipi)
+ return -ENODEV;
+ return sh_mipi_send_short(mipi, MIPI_DSI_DCS_SHORT_WRITE, cmd, 0);
+}
+
+static int sh_mipi_dcs_param(int handle, u8 cmd, u8 param)
+{
+ struct sh_mipi *mipi = sh_mipi_by_handle(LCD_CHAN2MIPI(handle));
+ if (!mipi)
+ return -ENODEV;
+ return sh_mipi_send_short(mipi, MIPI_DSI_DCS_SHORT_WRITE_PARAM, cmd,
+ param);
+}
+
+static void sh_mipi_dsi_enable(struct sh_mipi *mipi, bool enable)
+{
+ /*
+ * enable LCDC data tx, transition to LPS after completion of each HS
+ * packet
+ */
+ iowrite32(0x00000002 | enable, mipi->base + 0x8000); /* DTCTR */
+}
+
+static void sh_mipi_shutdown(struct platform_device *pdev)
+{
+ struct sh_mipi *mipi = platform_get_drvdata(pdev);
+
+ sh_mipi_dsi_enable(mipi, false);
+}
+
+static void mipi_display_on(void *arg, struct fb_info *info)
+{
+ struct sh_mipi *mipi = arg;
+
+ sh_mipi_dsi_enable(mipi, true);
+}
+
+static void mipi_display_off(void *arg)
+{
+ struct sh_mipi *mipi = arg;
+
+ sh_mipi_dsi_enable(mipi, false);
+}
+
+static int __init sh_mipi_setup(struct sh_mipi *mipi,
+ struct sh_mipi_dsi_info *pdata)
+{
+ void __iomem *base = mipi->base;
+ struct sh_mobile_lcdc_chan_cfg *ch = pdata->lcd_chan;
+ u32 pctype, datatype, pixfmt;
+ u32 linelength;
+ bool yuv;
+
+ /* Select data format */
+ switch (pdata->data_format) {
+ case MIPI_RGB888:
+ pctype = 0;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_24;
+ pixfmt = MIPI_DCS_PIXEL_FMT_24BIT;
+ linelength = ch->lcd_cfg.xres * 3;
+ yuv = false;
+ break;
+ case MIPI_RGB565:
+ pctype = 1;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_16;
+ pixfmt = MIPI_DCS_PIXEL_FMT_16BIT;
+ linelength = ch->lcd_cfg.xres * 2;
+ yuv = false;
+ break;
+ case MIPI_RGB666_LP:
+ pctype = 2;
+ datatype = MIPI_DSI_PIXEL_STREAM_3BYTE_18;
+ pixfmt = MIPI_DCS_PIXEL_FMT_24BIT;
+ linelength = ch->lcd_cfg.xres * 3;
+ yuv = false;
+ break;
+ case MIPI_RGB666:
+ pctype = 3;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_18;
+ pixfmt = MIPI_DCS_PIXEL_FMT_18BIT;
+ linelength = (ch->lcd_cfg.xres * 18 + 7) / 8;
+ yuv = false;
+ break;
+ case MIPI_BGR888:
+ pctype = 8;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_24;
+ pixfmt = MIPI_DCS_PIXEL_FMT_24BIT;
+ linelength = ch->lcd_cfg.xres * 3;
+ yuv = false;
+ break;
+ case MIPI_BGR565:
+ pctype = 9;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_16;
+ pixfmt = MIPI_DCS_PIXEL_FMT_16BIT;
+ linelength = ch->lcd_cfg.xres * 2;
+ yuv = false;
+ break;
+ case MIPI_BGR666_LP:
+ pctype = 0xa;
+ datatype = MIPI_DSI_PIXEL_STREAM_3BYTE_18;
+ pixfmt = MIPI_DCS_PIXEL_FMT_24BIT;
+ linelength = ch->lcd_cfg.xres * 3;
+ yuv = false;
+ break;
+ case MIPI_BGR666:
+ pctype = 0xb;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_18;
+ pixfmt = MIPI_DCS_PIXEL_FMT_18BIT;
+ linelength = (ch->lcd_cfg.xres * 18 + 7) / 8;
+ yuv = false;
+ break;
+ case MIPI_YUYV:
+ pctype = 4;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_YCBCR16;
+ pixfmt = MIPI_DCS_PIXEL_FMT_16BIT;
+ linelength = ch->lcd_cfg.xres * 2;
+ yuv = true;
+ break;
+ case MIPI_UYVY:
+ pctype = 5;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_YCBCR16;
+ pixfmt = MIPI_DCS_PIXEL_FMT_16BIT;
+ linelength = ch->lcd_cfg.xres * 2;
+ yuv = true;
+ break;
+ case MIPI_YUV420_L:
+ pctype = 6;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_YCBCR12;
+ pixfmt = MIPI_DCS_PIXEL_FMT_12BIT;
+ linelength = (ch->lcd_cfg.xres * 12 + 7) / 8;
+ yuv = true;
+ break;
+ case MIPI_YUV420:
+ pctype = 7;
+ datatype = MIPI_DSI_PACKED_PIXEL_STREAM_YCBCR12;
+ pixfmt = MIPI_DCS_PIXEL_FMT_12BIT;
+ /* Length of U/V line */
+ linelength = (ch->lcd_cfg.xres + 1) / 2;
+ yuv = true;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if ((yuv && ch->interface_type != YUV422) ||
+ (!yuv && ch->interface_type != RGB24))
+ return -EINVAL;
+
+ /* reset DSI link */
+ iowrite32(0x00000001, base); /* SYSCTRL */
+ /* Hold reset for 100 cycles of the slowest of bus, HS byte and LP clock */
+ udelay(50);
+ iowrite32(0x00000000, base); /* SYSCTRL */
+
+ /* setup DSI link */
+
+ /*
+ * Default = ULPS enable |
+ * Contention detection enabled |
+ * EoT packet transmission enable |
+ * CRC check enable |
+ * ECC check enable
+ * additionally enable first two lanes
+ */
+ iowrite32(0x00003703, base + 0x04); /* SYSCONF */
+ /*
+ * T_wakeup = 0x7000
+ * T_hs-trail = 3
+ * T_hs-prepare = 3
+ * T_clk-trail = 3
+ * T_clk-prepare = 2
+ */
+ iowrite32(0x70003332, base + 0x08); /* TIMSET */
+ /* no responses requested */
+ iowrite32(0x00000000, base + 0x18); /* RESREQSET0 */
+ /* request response to packets of type 0x28 */
+ iowrite32(0x00000100, base + 0x1c); /* RESREQSET1 */
+ /* High-speed transmission timeout, default 0xffffffff */
+ iowrite32(0x0fffffff, base + 0x20); /* HSTTOVSET */
+ /* LP reception timeout, default 0xffffffff */
+ iowrite32(0x0fffffff, base + 0x24); /* LPRTOVSET */
+ /* Turn-around timeout, default 0xffffffff */
+ iowrite32(0x0fffffff, base + 0x28); /* TATOVSET */
+ /* Peripheral reset timeout, default 0xffffffff */
+ iowrite32(0x0fffffff, base + 0x2c); /* PRTOVSET */
+ /* Enable timeout counters */
+ iowrite32(0x00000f00, base + 0x30); /* DSICTRL */
+ /* Interrupts not used, disable all */
+ iowrite32(0, base + DSIINTE);
+ /* DSI-Tx bias on */
+ iowrite32(0x00000001, base + 0x70); /* PHYCTRL */
+ udelay(200);
+ /* Deassert resets, power on, set multiplier */
+ iowrite32(0x03070b01, base + 0x70); /* PHYCTRL */
+
+ /* setup l-bridge */
+
+ /*
+ * Enable transmission of all packets,
+ * transmit LPS after each HS packet completion
+ */
+ iowrite32(0x00000006, base + 0x8000); /* DTCTR */
+ /* VSYNC width = 2 (<< 17) */
+ iowrite32(0x00040000 | (pctype << 12) | datatype, base + 0x8020); /* VMCTR1 */
+ /*
+ * Non-burst mode with sync pulses: VSE and HSE are output,
+ * HSA period allowed, no commands in LP
+ */
+ iowrite32(0x00e00000, base + 0x8024); /* VMCTR2 */
+ /*
+ * 0x660 = 1632 bytes per line (RGB24, 544 pixels: see
+ * sh_mobile_lcdc_info.ch[0].lcd_cfg.xres), HSALEN = 1 - default
+ * (unused, since VMCTR2[HSABM] = 0)
+ */
+ iowrite32(1 | (linelength << 16), base + 0x8028); /* VMLEN1 */
+
+ msleep(5);
+
+ /* setup LCD panel */
+
+ /* cf. drivers/video/omap/lcd_mipid.c */
+ sh_mipi_dcs(ch->chan, MIPI_DCS_EXIT_SLEEP_MODE);
+ msleep(120);
+ /*
+ * [7] - Page Address Mode
+ * [6] - Column Address Mode
+ * [5] - Page / Column Address Mode
+ * [4] - Display Device Line Refresh Order
+ * [3] - RGB/BGR Order
+ * [2] - Display Data Latch Data Order
+ * [1] - Flip Horizontal
+ * [0] - Flip Vertical
+ */
+ sh_mipi_dcs_param(ch->chan, MIPI_DCS_SET_ADDRESS_MODE, 0x00);
+ /* cf. set_data_lines() */
+ sh_mipi_dcs_param(ch->chan, MIPI_DCS_SET_PIXEL_FORMAT,
+ pixfmt << 4);
+ sh_mipi_dcs(ch->chan, MIPI_DCS_SET_DISPLAY_ON);
+
+ return 0;
+}
+
+static int __init sh_mipi_probe(struct platform_device *pdev)
+{
+ struct sh_mipi *mipi;
+ struct sh_mipi_dsi_info *pdata = pdev->dev.platform_data;
+ struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ unsigned long rate, f_current;
+ int idx = pdev->id, ret;
+ char dsip_clk[] = "dsi.p_clk";
+
+ if (!res || idx >= ARRAY_SIZE(mipi_dsi) || !pdata)
+ return -ENODEV;
+
+ mutex_lock(&array_lock);
+ if (idx < 0)
+ for (idx = 0; idx < ARRAY_SIZE(mipi_dsi) && mipi_dsi[idx]; idx++)
+ ;
+
+ if (idx == ARRAY_SIZE(mipi_dsi)) {
+ ret = -EBUSY;
+ goto efindslot;
+ }
+
+ mipi = kzalloc(sizeof(*mipi), GFP_KERNEL);
+ if (!mipi) {
+ ret = -ENOMEM;
+ goto ealloc;
+ }
+
+ if (!request_mem_region(res->start, resource_size(res), pdev->name)) {
+ dev_err(&pdev->dev, "MIPI register region already claimed\n");
+ ret = -EBUSY;
+ goto ereqreg;
+ }
+
+ mipi->base = ioremap(res->start, resource_size(res));
+ if (!mipi->base) {
+ ret = -ENOMEM;
+ goto emap;
+ }
+
+ mipi->dsit_clk = clk_get(&pdev->dev, "dsit_clk");
+ if (IS_ERR(mipi->dsit_clk)) {
+ ret = PTR_ERR(mipi->dsit_clk);
+ goto eclktget;
+ }
+
+ f_current = clk_get_rate(mipi->dsit_clk);
+ /* 80MHz required by the datasheet */
+ rate = clk_round_rate(mipi->dsit_clk, 80000000);
+ if (rate > 0 && rate != f_current)
+ ret = clk_set_rate(mipi->dsit_clk, rate);
+ else
+ ret = rate;
+ if (ret < 0)
+ goto esettrate;
+
+ dev_dbg(&pdev->dev, "DSI-T clk %lu -> %lu\n", f_current, rate);
+
+ sprintf(dsip_clk, "dsi%1.1dp_clk", idx);
+ mipi->dsip_clk = clk_get(&pdev->dev, dsip_clk);
+ if (IS_ERR(mipi->dsip_clk)) {
+ ret = PTR_ERR(mipi->dsip_clk);
+ goto eclkpget;
+ }
+
+ f_current = clk_get_rate(mipi->dsip_clk);
+ /* Between 10 and 50MHz */
+ rate = clk_round_rate(mipi->dsip_clk, 24000000);
+ if (rate > 0 && rate != f_current)
+ ret = clk_set_rate(mipi->dsip_clk, rate);
+ else
+ ret = rate;
+ if (ret < 0)
+ goto esetprate;
+
+ dev_dbg(&pdev->dev, "DSI-P clk %lu -> %lu\n", f_current, rate);
+
+ msleep(10);
+
+ ret = clk_enable(mipi->dsit_clk);
+ if (ret < 0)
+ goto eclkton;
+
+ ret = clk_enable(mipi->dsip_clk);
+ if (ret < 0)
+ goto eclkpon;
+
+ mipi_dsi[idx] = mipi;
+
+ ret = sh_mipi_setup(mipi, pdata);
+ if (ret < 0)
+ goto emipisetup;
+
+ mutex_unlock(&array_lock);
+ platform_set_drvdata(pdev, mipi);
+
+ /* Set up LCDC callbacks */
+ pdata->lcd_chan->board_cfg.board_data = mipi;
+ pdata->lcd_chan->board_cfg.display_on = mipi_display_on;
+ pdata->lcd_chan->board_cfg.display_off = mipi_display_off;
+
+ return 0;
+
+emipisetup:
+ mipi_dsi[idx] = NULL;
+ clk_disable(mipi->dsip_clk);
+eclkpon:
+ clk_disable(mipi->dsit_clk);
+eclkton:
+esetprate:
+ clk_put(mipi->dsip_clk);
+eclkpget:
+esettrate:
+ clk_put(mipi->dsit_clk);
+eclktget:
+ iounmap(mipi->base);
+emap:
+ release_mem_region(res->start, resource_size(res));
+ereqreg:
+ kfree(mipi);
+ealloc:
+efindslot:
+ mutex_unlock(&array_lock);
+
+ return ret;
+}
+
+static int __exit sh_mipi_remove(struct platform_device *pdev)
+{
+ struct sh_mipi_dsi_info *pdata = pdev->dev.platform_data;
+ struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ struct sh_mipi *mipi = platform_get_drvdata(pdev);
+ int i, ret;
+
+ mutex_lock(&array_lock);
+
+ for (i = 0; i < ARRAY_SIZE(mipi_dsi) && mipi_dsi[i] != mipi; i++)
+ ;
+
+ if (i == ARRAY_SIZE(mipi_dsi)) {
+ ret = -EINVAL;
+ } else {
+ ret = 0;
+ mipi_dsi[i] = NULL;
+ }
+
+ mutex_unlock(&array_lock);
+
+ if (ret < 0)
+ return ret;
+
+ pdata->lcd_chan->board_cfg.display_on = NULL;
+ pdata->lcd_chan->board_cfg.display_off = NULL;
+ pdata->lcd_chan->board_cfg.board_data = NULL;
+
+ clk_disable(mipi->dsip_clk);
+ clk_disable(mipi->dsit_clk);
+ clk_put(mipi->dsit_clk);
+ clk_put(mipi->dsip_clk);
+ iounmap(mipi->base);
+ if (res)
+ release_mem_region(res->start, resource_size(res));
+ platform_set_drvdata(pdev, NULL);
+ kfree(mipi);
+
+ return 0;
+}
+
+static struct platform_driver sh_mipi_driver = {
+ .remove = __exit_p(sh_mipi_remove),
+ .shutdown = sh_mipi_shutdown,
+ .driver = {
+ .name = "sh-mipi-dsi",
+ },
+};
+
+static int __init sh_mipi_init(void)
+{
+ return platform_driver_probe(&sh_mipi_driver, sh_mipi_probe);
+}
+module_init(sh_mipi_init);
+
+static void __exit sh_mipi_exit(void)
+{
+ platform_driver_unregister(&sh_mipi_driver);
+}
+module_exit(sh_mipi_exit);
+
+MODULE_AUTHOR("Guennadi Liakhovetski <g.liakhovetski@gmx.de>");
+MODULE_DESCRIPTION("SuperH / ARM-shmobile MIPI DSI driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c
new file mode 100644
index 0000000..2fde08c
--- /dev/null
+++ b/drivers/video/sh_mobile_hdmi.c
@@ -0,0 +1,1028 @@
+/*
+ * SH-Mobile High-Definition Multimedia Interface (HDMI) driver
+ * for SLISHDMI13T and SLIPHDMIT IP cores
+ *
+ * Copyright (C) 2010, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/clk.h>
+#include <linux/console.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+#include <linux/workqueue.h>
+
+#include <video/sh_mobile_hdmi.h>
+#include <video/sh_mobile_lcdc.h>
+
+#define HDMI_SYSTEM_CTRL 0x00 /* System control */
+#define HDMI_L_R_DATA_SWAP_CTRL_RPKT 0x01 /* L/R data swap control,
+ bits 19..16 of 20-bit N for Audio Clock Regeneration packet */
+#define HDMI_20_BIT_N_FOR_AUDIO_RPKT_15_8 0x02 /* bits 15..8 of 20-bit N for Audio Clock Regeneration packet */
+#define HDMI_20_BIT_N_FOR_AUDIO_RPKT_7_0 0x03 /* bits 7..0 of 20-bit N for Audio Clock Regeneration packet */
+#define HDMI_SPDIF_AUDIO_SAMP_FREQ_CTS 0x04 /* SPDIF audio sampling frequency,
+ bits 19..16 of Internal CTS */
+#define HDMI_INTERNAL_CTS_15_8 0x05 /* bits 15..8 of Internal CTS */
+#define HDMI_INTERNAL_CTS_7_0 0x06 /* bits 7..0 of Internal CTS */
+#define HDMI_EXTERNAL_CTS_19_16 0x07 /* External CTS */
+#define HDMI_EXTERNAL_CTS_15_8 0x08 /* External CTS */
+#define HDMI_EXTERNAL_CTS_7_0 0x09 /* External CTS */
+#define HDMI_AUDIO_SETTING_1 0x0A /* Audio setting.1 */
+#define HDMI_AUDIO_SETTING_2 0x0B /* Audio setting.2 */
+#define HDMI_I2S_AUDIO_SET 0x0C /* I2S audio setting */
+#define HDMI_DSD_AUDIO_SET 0x0D /* DSD audio setting */
+#define HDMI_DEBUG_MONITOR_1 0x0E /* Debug monitor.1 */
+#define HDMI_DEBUG_MONITOR_2 0x0F /* Debug monitor.2 */
+#define HDMI_I2S_INPUT_PIN_SWAP 0x10 /* I2S input pin swap */
+#define HDMI_AUDIO_STATUS_BITS_SETTING_1 0x11 /* Audio status bits setting.1 */
+#define HDMI_AUDIO_STATUS_BITS_SETTING_2 0x12 /* Audio status bits setting.2 */
+#define HDMI_CATEGORY_CODE 0x13 /* Category code */
+#define HDMI_SOURCE_NUM_AUDIO_WORD_LEN 0x14 /* Source number/Audio word length */
+#define HDMI_AUDIO_VIDEO_SETTING_1 0x15 /* Audio/Video setting.1 */
+#define HDMI_VIDEO_SETTING_1 0x16 /* Video setting.1 */
+#define HDMI_DEEP_COLOR_MODES 0x17 /* Deep Color Modes */
+
+/* 12 16- and 10-bit Color space conversion parameters: 0x18..0x2f */
+#define HDMI_COLOR_SPACE_CONVERSION_PARAMETERS 0x18
+
+#define HDMI_EXTERNAL_VIDEO_PARAM_SETTINGS 0x30 /* External video parameter settings */
+#define HDMI_EXTERNAL_H_TOTAL_7_0 0x31 /* External horizontal total (LSB) */
+#define HDMI_EXTERNAL_H_TOTAL_11_8 0x32 /* External horizontal total (MSB) */
+#define HDMI_EXTERNAL_H_BLANK_7_0 0x33 /* External horizontal blank (LSB) */
+#define HDMI_EXTERNAL_H_BLANK_9_8 0x34 /* External horizontal blank (MSB) */
+#define HDMI_EXTERNAL_H_DELAY_7_0 0x35 /* External horizontal delay (LSB) */
+#define HDMI_EXTERNAL_H_DELAY_9_8 0x36 /* External horizontal delay (MSB) */
+#define HDMI_EXTERNAL_H_DURATION_7_0 0x37 /* External horizontal duration (LSB) */
+#define HDMI_EXTERNAL_H_DURATION_9_8 0x38 /* External horizontal duration (MSB) */
+#define HDMI_EXTERNAL_V_TOTAL_7_0 0x39 /* External vertical total (LSB) */
+#define HDMI_EXTERNAL_V_TOTAL_9_8 0x3A /* External vertical total (MSB) */
+#define HDMI_AUDIO_VIDEO_SETTING_2 0x3B /* Audio/Video setting.2 */
+#define HDMI_EXTERNAL_V_BLANK 0x3D /* External vertical blank */
+#define HDMI_EXTERNAL_V_DELAY 0x3E /* External vertical delay */
+#define HDMI_EXTERNAL_V_DURATION 0x3F /* External vertical duration */
+#define HDMI_CTRL_PKT_MANUAL_SEND_CONTROL 0x40 /* Control packet manual send control */
+#define HDMI_CTRL_PKT_AUTO_SEND 0x41 /* Control packet auto send with VSYNC control */
+#define HDMI_AUTO_CHECKSUM_OPTION 0x42 /* Auto checksum option */
+#define HDMI_VIDEO_SETTING_2 0x45 /* Video setting.2 */
+#define HDMI_OUTPUT_OPTION 0x46 /* Output option */
+#define HDMI_SLIPHDMIT_PARAM_OPTION 0x51 /* SLIPHDMIT parameter option */
+#define HDMI_HSYNC_PMENT_AT_EMB_7_0 0x52 /* HSYNC placement at embedded sync (LSB) */
+#define HDMI_HSYNC_PMENT_AT_EMB_15_8 0x53 /* HSYNC placement at embedded sync (MSB) */
+#define HDMI_VSYNC_PMENT_AT_EMB_7_0 0x54 /* VSYNC placement at embedded sync (LSB) */
+#define HDMI_VSYNC_PMENT_AT_EMB_14_8 0x55 /* VSYNC placement at embedded sync (MSB) */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_1 0x56 /* SLIPHDMIT parameter settings.1 */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_2 0x57 /* SLIPHDMIT parameter settings.2 */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_3 0x58 /* SLIPHDMIT parameter settings.3 */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_5 0x59 /* SLIPHDMIT parameter settings.5 */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_6 0x5A /* SLIPHDMIT parameter settings.6 */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_7 0x5B /* SLIPHDMIT parameter settings.7 */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_8 0x5C /* SLIPHDMIT parameter settings.8 */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_9 0x5D /* SLIPHDMIT parameter settings.9 */
+#define HDMI_SLIPHDMIT_PARAM_SETTINGS_10 0x5E /* SLIPHDMIT parameter settings.10 */
+#define HDMI_CTRL_PKT_BUF_INDEX 0x5F /* Control packet buffer index */
+#define HDMI_CTRL_PKT_BUF_ACCESS_HB0 0x60 /* Control packet data buffer access window - HB0 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_HB1 0x61 /* Control packet data buffer access window - HB1 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_HB2 0x62 /* Control packet data buffer access window - HB2 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB0 0x63 /* Control packet data buffer access window - PB0 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB1 0x64 /* Control packet data buffer access window - PB1 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB2 0x65 /* Control packet data buffer access window - PB2 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB3 0x66 /* Control packet data buffer access window - PB3 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB4 0x67 /* Control packet data buffer access window - PB4 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB5 0x68 /* Control packet data buffer access window - PB5 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB6 0x69 /* Control packet data buffer access window - PB6 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB7 0x6A /* Control packet data buffer access window - PB7 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB8 0x6B /* Control packet data buffer access window - PB8 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB9 0x6C /* Control packet data buffer access window - PB9 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB10 0x6D /* Control packet data buffer access window - PB10 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB11 0x6E /* Control packet data buffer access window - PB11 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB12 0x6F /* Control packet data buffer access window - PB12 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB13 0x70 /* Control packet data buffer access window - PB13 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB14 0x71 /* Control packet data buffer access window - PB14 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB15 0x72 /* Control packet data buffer access window - PB15 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB16 0x73 /* Control packet data buffer access window - PB16 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB17 0x74 /* Control packet data buffer access window - PB17 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB18 0x75 /* Control packet data buffer access window - PB18 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB19 0x76 /* Control packet data buffer access window - PB19 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB20 0x77 /* Control packet data buffer access window - PB20 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB21 0x78 /* Control packet data buffer access window - PB21 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB22 0x79 /* Control packet data buffer access window - PB22 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB23 0x7A /* Control packet data buffer access window - PB23 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB24 0x7B /* Control packet data buffer access window - PB24 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB25 0x7C /* Control packet data buffer access window - PB25 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB26 0x7D /* Control packet data buffer access window - PB26 */
+#define HDMI_CTRL_PKT_BUF_ACCESS_PB27 0x7E /* Control packet data buffer access window - PB27 */
+#define HDMI_EDID_KSV_FIFO_ACCESS_WINDOW 0x80 /* EDID/KSV FIFO access window */
+#define HDMI_DDC_BUS_ACCESS_FREQ_CTRL_7_0 0x81 /* DDC bus access frequency control (LSB) */
+#define HDMI_DDC_BUS_ACCESS_FREQ_CTRL_15_8 0x82 /* DDC bus access frequency control (MSB) */
+#define HDMI_INTERRUPT_MASK_1 0x92 /* Interrupt mask.1 */
+#define HDMI_INTERRUPT_MASK_2 0x93 /* Interrupt mask.2 */
+#define HDMI_INTERRUPT_STATUS_1 0x94 /* Interrupt status.1 */
+#define HDMI_INTERRUPT_STATUS_2 0x95 /* Interrupt status.2 */
+#define HDMI_INTERRUPT_MASK_3 0x96 /* Interrupt mask.3 */
+#define HDMI_INTERRUPT_MASK_4 0x97 /* Interrupt mask.4 */
+#define HDMI_INTERRUPT_STATUS_3 0x98 /* Interrupt status.3 */
+#define HDMI_INTERRUPT_STATUS_4 0x99 /* Interrupt status.4 */
+#define HDMI_SOFTWARE_HDCP_CONTROL_1 0x9A /* Software HDCP control.1 */
+#define HDMI_FRAME_COUNTER 0x9C /* Frame counter */
+#define HDMI_FRAME_COUNTER_FOR_RI_CHECK 0x9D /* Frame counter for Ri check */
+#define HDMI_HDCP_CONTROL 0xAF /* HDCP control */
+#define HDMI_RI_FRAME_COUNT_REGISTER 0xB2 /* Ri frame count register */
+#define HDMI_DDC_BUS_CONTROL 0xB7 /* DDC bus control */
+#define HDMI_HDCP_STATUS 0xB8 /* HDCP status */
+#define HDMI_SHA0 0xB9 /* sha0 */
+#define HDMI_SHA1 0xBA /* sha1 */
+#define HDMI_SHA2 0xBB /* sha2 */
+#define HDMI_SHA3 0xBC /* sha3 */
+#define HDMI_SHA4 0xBD /* sha4 */
+#define HDMI_BCAPS_READ 0xBE /* BCAPS read / debug */
+#define HDMI_AKSV_BKSV_7_0_MONITOR 0xBF /* AKSV/BKSV[7:0] monitor */
+#define HDMI_AKSV_BKSV_15_8_MONITOR 0xC0 /* AKSV/BKSV[15:8] monitor */
+#define HDMI_AKSV_BKSV_23_16_MONITOR 0xC1 /* AKSV/BKSV[23:16] monitor */
+#define HDMI_AKSV_BKSV_31_24_MONITOR 0xC2 /* AKSV/BKSV[31:24] monitor */
+#define HDMI_AKSV_BKSV_39_32_MONITOR 0xC3 /* AKSV/BKSV[39:32] monitor */
+#define HDMI_EDID_SEGMENT_POINTER 0xC4 /* EDID segment pointer */
+#define HDMI_EDID_WORD_ADDRESS 0xC5 /* EDID word address */
+#define HDMI_EDID_DATA_FIFO_ADDRESS 0xC6 /* EDID data FIFO address */
+#define HDMI_NUM_OF_HDMI_DEVICES 0xC7 /* Number of HDMI devices */
+#define HDMI_HDCP_ERROR_CODE 0xC8 /* HDCP error code */
+#define HDMI_100MS_TIMER_SET 0xC9 /* 100ms timer setting */
+#define HDMI_5SEC_TIMER_SET 0xCA /* 5sec timer setting */
+#define HDMI_RI_READ_COUNT 0xCB /* Ri read count */
+#define HDMI_AN_SEED 0xCC /* An seed */
+#define HDMI_MAX_NUM_OF_RCIVRS_ALLOWED 0xCD /* Maximum number of receivers allowed */
+#define HDMI_HDCP_MEMORY_ACCESS_CONTROL_1 0xCE /* HDCP memory access control.1 */
+#define HDMI_HDCP_MEMORY_ACCESS_CONTROL_2 0xCF /* HDCP memory access control.2 */
+#define HDMI_HDCP_CONTROL_2 0xD0 /* HDCP Control 2 */
+#define HDMI_HDCP_KEY_MEMORY_CONTROL 0xD2 /* HDCP Key Memory Control */
+#define HDMI_COLOR_SPACE_CONV_CONFIG_1 0xD3 /* Color space conversion configuration.1 */
+#define HDMI_VIDEO_SETTING_3 0xD4 /* Video setting.3 */
+#define HDMI_RI_7_0 0xD5 /* Ri[7:0] */
+#define HDMI_RI_15_8 0xD6 /* Ri[15:8] */
+#define HDMI_PJ 0xD7 /* Pj */
+#define HDMI_SHA_RD 0xD8 /* sha_rd */
+#define HDMI_RI_7_0_SAVED 0xD9 /* Ri[7:0] saved */
+#define HDMI_RI_15_8_SAVED 0xDA /* Ri[15:8] saved */
+#define HDMI_PJ_SAVED 0xDB /* Pj saved */
+#define HDMI_NUM_OF_DEVICES 0xDC /* Number of devices */
+#define HDMI_HOT_PLUG_MSENS_STATUS 0xDF /* Hot plug/MSENS status */
+#define HDMI_BCAPS_WRITE 0xE0 /* bcaps */
+#define HDMI_BSTAT_7_0 0xE1 /* bstat[7:0] */
+#define HDMI_BSTAT_15_8 0xE2 /* bstat[15:8] */
+#define HDMI_BKSV_7_0 0xE3 /* bksv[7:0] */
+#define HDMI_BKSV_15_8 0xE4 /* bksv[15:8] */
+#define HDMI_BKSV_23_16 0xE5 /* bksv[23:16] */
+#define HDMI_BKSV_31_24 0xE6 /* bksv[31:24] */
+#define HDMI_BKSV_39_32 0xE7 /* bksv[39:32] */
+#define HDMI_AN_7_0 0xE8 /* An[7:0] */
+#define HDMI_AN_15_8 0xE9 /* An [15:8] */
+#define HDMI_AN_23_16 0xEA /* An [23:16] */
+#define HDMI_AN_31_24 0xEB /* An [31:24] */
+#define HDMI_AN_39_32 0xEC /* An [39:32] */
+#define HDMI_AN_47_40 0xED /* An [47:40] */
+#define HDMI_AN_55_48 0xEE /* An [55:48] */
+#define HDMI_AN_63_56 0xEF /* An [63:56] */
+#define HDMI_PRODUCT_ID 0xF0 /* Product ID */
+#define HDMI_REVISION_ID 0xF1 /* Revision ID */
+#define HDMI_TEST_MODE 0xFE /* Test mode */
+
+enum hotplug_state {
+ HDMI_HOTPLUG_DISCONNECTED,
+ HDMI_HOTPLUG_CONNECTED,
+ HDMI_HOTPLUG_EDID_DONE,
+};
+
+struct sh_hdmi {
+ void __iomem *base;
+ enum hotplug_state hp_state;
+ struct clk *hdmi_clk;
+ struct device *dev;
+ struct fb_info *info;
+ struct delayed_work edid_work;
+ struct fb_var_screeninfo var;
+};
+
+static void hdmi_write(struct sh_hdmi *hdmi, u8 data, u8 reg)
+{
+ iowrite8(data, hdmi->base + reg);
+}
+
+static u8 hdmi_read(struct sh_hdmi *hdmi, u8 reg)
+{
+ return ioread8(hdmi->base + reg);
+}
+
+/* External video parameter settings */
+static void hdmi_external_video_param(struct sh_hdmi *hdmi)
+{
+ struct fb_var_screeninfo *var = &hdmi->var;
+ u16 htotal, hblank, hdelay, vtotal, vblank, vdelay, voffset;
+ u8 sync = 0;
+
+ htotal = var->xres + var->right_margin + var->left_margin + var->hsync_len;
+
+ hdelay = var->hsync_len + var->left_margin;
+ hblank = var->right_margin + hdelay;
+
+ /*
+ * Vertical timing looks a bit different in Figure 18,
+ * but let's try the same first by setting offset = 0
+ */
+ vtotal = var->yres + var->upper_margin + var->lower_margin + var->vsync_len;
+
+ vdelay = var->vsync_len + var->upper_margin;
+ vblank = var->lower_margin + vdelay;
+ voffset = min(var->upper_margin / 2, 6U);
+
+ /*
+ * [3]: VSYNC polarity: Positive
+ * [2]: HSYNC polarity: Positive
+ * [1]: Interlace/Progressive: Progressive
+ * [0]: External video settings enable: used.
+ */
+ if (var->sync & FB_SYNC_HOR_HIGH_ACT)
+ sync |= 4;
+ if (var->sync & FB_SYNC_VERT_HIGH_ACT)
+ sync |= 8;
+
+ pr_debug("H: %u, %u, %u, %u; V: %u, %u, %u, %u; sync 0x%x\n",
+ htotal, hblank, hdelay, var->hsync_len,
+ vtotal, vblank, vdelay, var->vsync_len, sync);
+
+ hdmi_write(hdmi, sync | (voffset << 4), HDMI_EXTERNAL_VIDEO_PARAM_SETTINGS);
+
+ hdmi_write(hdmi, htotal, HDMI_EXTERNAL_H_TOTAL_7_0);
+ hdmi_write(hdmi, htotal >> 8, HDMI_EXTERNAL_H_TOTAL_11_8);
+
+ hdmi_write(hdmi, hblank, HDMI_EXTERNAL_H_BLANK_7_0);
+ hdmi_write(hdmi, hblank >> 8, HDMI_EXTERNAL_H_BLANK_9_8);
+
+ hdmi_write(hdmi, hdelay, HDMI_EXTERNAL_H_DELAY_7_0);
+ hdmi_write(hdmi, hdelay >> 8, HDMI_EXTERNAL_H_DELAY_9_8);
+
+ hdmi_write(hdmi, var->hsync_len, HDMI_EXTERNAL_H_DURATION_7_0);
+ hdmi_write(hdmi, var->hsync_len >> 8, HDMI_EXTERNAL_H_DURATION_9_8);
+
+ hdmi_write(hdmi, vtotal, HDMI_EXTERNAL_V_TOTAL_7_0);
+ hdmi_write(hdmi, vtotal >> 8, HDMI_EXTERNAL_V_TOTAL_9_8);
+
+ hdmi_write(hdmi, vblank, HDMI_EXTERNAL_V_BLANK);
+
+ hdmi_write(hdmi, vdelay, HDMI_EXTERNAL_V_DELAY);
+
+ hdmi_write(hdmi, var->vsync_len, HDMI_EXTERNAL_V_DURATION);
+
+ /* Set bit 0 of HDMI_EXTERNAL_VIDEO_PARAM_SETTINGS here for manual mode */
+}
+
+/**
+ * sh_hdmi_video_config()
+ */
+static void sh_hdmi_video_config(struct sh_hdmi *hdmi)
+{
+ /*
+ * [7:4]: Audio sampling frequency: 48kHz
+ * [3:1]: Input video format: RGB and YCbCr 4:4:4 (Y on Green)
+ * [0]: Internal/External DE select: internal
+ */
+ hdmi_write(hdmi, 0x20, HDMI_AUDIO_VIDEO_SETTING_1);
+
+ /*
+ * [7:6]: Video output format: RGB 4:4:4
+ * [5:4]: Input video data width: 8 bit
+ * [3:1]: EAV/SAV location: channel 1
+ * [0]: Video input color space: RGB
+ */
+ hdmi_write(hdmi, 0x34, HDMI_VIDEO_SETTING_1);
+
+ /*
+ * [7:6]: Together with bit [6] of HDMI_AUDIO_VIDEO_SETTING_2, which is
+ * left at 0 by default, this configures 24bpp and sets the Color Depth
+ * (CD) field in the General Control Packet
+ */
+ hdmi_write(hdmi, 0x20, HDMI_DEEP_COLOR_MODES);
+}
+
+/**
+ * sh_hdmi_audio_config()
+ */
+static void sh_hdmi_audio_config(struct sh_hdmi *hdmi)
+{
+ /*
+ * [7:4] L/R data swap control
+ * [3:0] appropriate N[19:16]
+ */
+ hdmi_write(hdmi, 0x00, HDMI_L_R_DATA_SWAP_CTRL_RPKT);
+ /* appropriate N[15:8] */
+ hdmi_write(hdmi, 0x18, HDMI_20_BIT_N_FOR_AUDIO_RPKT_15_8);
+ /* appropriate N[7:0] */
+ hdmi_write(hdmi, 0x00, HDMI_20_BIT_N_FOR_AUDIO_RPKT_7_0);
+
+ /* [7:4] 48 kHz SPDIF not used */
+ hdmi_write(hdmi, 0x20, HDMI_SPDIF_AUDIO_SAMP_FREQ_CTS);
+
+ /*
+ * [6:5] set required down sampling rate if required
+ * [4:3] set required audio source
+ */
+ hdmi_write(hdmi, 0x00, HDMI_AUDIO_SETTING_1);
+
+ /* [3:0] set sending channel number for channel status */
+ hdmi_write(hdmi, 0x40, HDMI_AUDIO_SETTING_2);
+
+ /*
+ * [5:2] set valid I2S source input pin
+ * [1:0] set input I2S source mode
+ */
+ hdmi_write(hdmi, 0x04, HDMI_I2S_AUDIO_SET);
+
+ /* [7:4] set valid DSD source input pin */
+ hdmi_write(hdmi, 0x00, HDMI_DSD_AUDIO_SET);
+
+ /* [7:0] set appropriate I2S input pin swap settings if required */
+ hdmi_write(hdmi, 0x00, HDMI_I2S_INPUT_PIN_SWAP);
+
+ /*
+ * [7] set validity bit for channel status
+ * [3:0] set original sample frequency for channel status
+ */
+ hdmi_write(hdmi, 0x00, HDMI_AUDIO_STATUS_BITS_SETTING_1);
+
+ /*
+ * [7] set value for channel status
+ * [6] set value for channel status
+ * [5] set copyright bit for channel status
+ * [4:2] set additional information for channel status
+ * [1:0] set clock accuracy for channel status
+ */
+ hdmi_write(hdmi, 0x00, HDMI_AUDIO_STATUS_BITS_SETTING_2);
+
+ /* [7:0] set category code for channel status */
+ hdmi_write(hdmi, 0x00, HDMI_CATEGORY_CODE);
+
+ /*
+ * [7:4] set source number for channel status
+ * [3:0] set word length for channel status
+ */
+ hdmi_write(hdmi, 0x00, HDMI_SOURCE_NUM_AUDIO_WORD_LEN);
+
+ /* [7:4] set sample frequency for channel status */
+ hdmi_write(hdmi, 0x20, HDMI_AUDIO_VIDEO_SETTING_1);
+}
+
+/**
+ * sh_hdmi_phy_config()
+ */
+static void sh_hdmi_phy_config(struct sh_hdmi *hdmi)
+{
+ /* 720p, 8bit, 74.25MHz. Might need to be adjusted for other formats */
+ hdmi_write(hdmi, 0x19, HDMI_SLIPHDMIT_PARAM_SETTINGS_1);
+ hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_2);
+ hdmi_write(hdmi, 0x00, HDMI_SLIPHDMIT_PARAM_SETTINGS_3);
+ /* PLLA_CONFIG[7:0]: VCO gain, VCO offset, LPF resistance[0] */
+ hdmi_write(hdmi, 0x44, HDMI_SLIPHDMIT_PARAM_SETTINGS_5);
+ hdmi_write(hdmi, 0x32, HDMI_SLIPHDMIT_PARAM_SETTINGS_6);
+ hdmi_write(hdmi, 0x4A, HDMI_SLIPHDMIT_PARAM_SETTINGS_7);
+ hdmi_write(hdmi, 0x0E, HDMI_SLIPHDMIT_PARAM_SETTINGS_8);
+ hdmi_write(hdmi, 0x25, HDMI_SLIPHDMIT_PARAM_SETTINGS_9);
+ hdmi_write(hdmi, 0x04, HDMI_SLIPHDMIT_PARAM_SETTINGS_10);
+}
+
+/**
+ * sh_hdmi_avi_infoframe_setup() - Auxiliary Video Information InfoFrame CONTROL PACKET
+ */
+static void sh_hdmi_avi_infoframe_setup(struct sh_hdmi *hdmi)
+{
+ /* AVI InfoFrame */
+ hdmi_write(hdmi, 0x06, HDMI_CTRL_PKT_BUF_INDEX);
+
+ /* Packet Type = 0x82 */
+ hdmi_write(hdmi, 0x82, HDMI_CTRL_PKT_BUF_ACCESS_HB0);
+
+ /* Version = 0x02 */
+ hdmi_write(hdmi, 0x02, HDMI_CTRL_PKT_BUF_ACCESS_HB1);
+
+ /* Length = 13 (0x0D) */
+ hdmi_write(hdmi, 0x0D, HDMI_CTRL_PKT_BUF_ACCESS_HB2);
+
+ /* N. A. Checksum */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB0);
+
+ /*
+ * Y = RGB
+ * A0 = No Data
+ * B = Bar Data not valid
+ * S = No Data
+ */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB1);
+
+ /*
+ * C = No Data
+ * M = 16:9 Picture Aspect Ratio
+ * R = Same as picture aspect ratio
+ */
+ hdmi_write(hdmi, 0x28, HDMI_CTRL_PKT_BUF_ACCESS_PB2);
+
+ /*
+ * ITC = No Data
+ * EC = xvYCC601
+ * Q = Default (depends on video format)
+ * SC = No Known non_uniform Scaling
+ */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB3);
+
+ /*
+ * VIC = 1280 x 720p: ignored if external config is used
+ * Send 2 for 720 x 480p, 16 for 1080p
+ */
+ hdmi_write(hdmi, 4, HDMI_CTRL_PKT_BUF_ACCESS_PB4);
+
+ /* PR = No Repetition */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB5);
+
+ /* Line Number of End of Top Bar (lower 8 bits) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB6);
+
+ /* Line Number of End of Top Bar (upper 8 bits) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB7);
+
+ /* Line Number of Start of Bottom Bar (lower 8 bits) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB8);
+
+ /* Line Number of Start of Bottom Bar (upper 8 bits) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB9);
+
+ /* Pixel Number of End of Left Bar (lower 8 bits) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB10);
+
+ /* Pixel Number of End of Left Bar (upper 8 bits) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB11);
+
+ /* Pixel Number of Start of Right Bar (lower 8 bits) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB12);
+
+ /* Pixel Number of Start of Right Bar (upper 8 bits) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB13);
+}
+
+/**
+ * sh_hdmi_audio_infoframe_setup() - Audio InfoFrame of CONTROL PACKET
+ */
+static void sh_hdmi_audio_infoframe_setup(struct sh_hdmi *hdmi)
+{
+ /* Audio InfoFrame */
+ hdmi_write(hdmi, 0x08, HDMI_CTRL_PKT_BUF_INDEX);
+
+ /* Packet Type = 0x84 */
+ hdmi_write(hdmi, 0x84, HDMI_CTRL_PKT_BUF_ACCESS_HB0);
+
+ /* Version Number = 0x01 */
+ hdmi_write(hdmi, 0x01, HDMI_CTRL_PKT_BUF_ACCESS_HB1);
+
+ /* 0 Length = 10 (0x0A) */
+ hdmi_write(hdmi, 0x0A, HDMI_CTRL_PKT_BUF_ACCESS_HB2);
+
+ /* n. a. Checksum */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB0);
+
+ /* Audio Channel Count = Refer to Stream Header */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB1);
+
+ /* Refer to Stream Header */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB2);
+
+ /* Format depends on coding type (i.e. CT0...CT3) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB3);
+
+ /* Speaker Channel Allocation = Front Right + Front Left */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB4);
+
+ /* Level Shift Value = 0 dB, Down - mix is permitted or no information */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB5);
+
+ /* Reserved (0) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB6);
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB7);
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB8);
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB9);
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB10);
+}
+
+/**
+ * sh_hdmi_gamut_metadata_setup() - Gamut Metadata Packet of CONTROL PACKET
+ */
+static void sh_hdmi_gamut_metadata_setup(struct sh_hdmi *hdmi)
+{
+ int i;
+
+ /* Gamut Metadata Packet */
+ hdmi_write(hdmi, 0x04, HDMI_CTRL_PKT_BUF_INDEX);
+
+ /* Packet Type = 0x0A */
+ hdmi_write(hdmi, 0x0A, HDMI_CTRL_PKT_BUF_ACCESS_HB0);
+ /* Gamut Packet is not used, so default value */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_HB1);
+ /* Gamut Packet is not used, so default value */
+ hdmi_write(hdmi, 0x10, HDMI_CTRL_PKT_BUF_ACCESS_HB2);
+
+ /* GBD bytes 0 through 27 */
+ for (i = 0; i <= 27; i++)
+ /* HDMI_CTRL_PKT_BUF_ACCESS_PB0_63H - PB27_7EH */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB0 + i);
+}
+
+/**
+ * sh_hdmi_acp_setup() - Audio Content Protection Packet (ACP)
+ */
+static void sh_hdmi_acp_setup(struct sh_hdmi *hdmi)
+{
+ int i;
+
+ /* Audio Content Protection Packet (ACP) */
+ hdmi_write(hdmi, 0x01, HDMI_CTRL_PKT_BUF_INDEX);
+
+ /* Packet Type = 0x04 */
+ hdmi_write(hdmi, 0x04, HDMI_CTRL_PKT_BUF_ACCESS_HB0);
+ /* ACP_Type */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_HB1);
+ /* Reserved (0) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_HB2);
+
+ /* GBD bytes 0 through 27 */
+ for (i = 0; i <= 27; i++)
+ /* HDMI_CTRL_PKT_BUF_ACCESS_PB0 - PB27 */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB0 + i);
+}
+
+/**
+ * sh_hdmi_isrc1_setup() - ISRC1 Packet
+ */
+static void sh_hdmi_isrc1_setup(struct sh_hdmi *hdmi)
+{
+ int i;
+
+ /* ISRC1 Packet */
+ hdmi_write(hdmi, 0x02, HDMI_CTRL_PKT_BUF_INDEX);
+
+ /* Packet Type = 0x05 */
+ hdmi_write(hdmi, 0x05, HDMI_CTRL_PKT_BUF_ACCESS_HB0);
+ /* ISRC_Cont, ISRC_Valid, Reserved (0), ISRC_Status */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_HB1);
+ /* Reserved (0) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_HB2);
+
+ /* PB0 UPC_EAN_ISRC_0-15 */
+ /* Bytes PB16-PB27 shall be set to a value of 0. */
+ for (i = 0; i <= 27; i++)
+ /* HDMI_CTRL_PKT_BUF_ACCESS_PB0 - PB27 */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB0 + i);
+}
+
+/**
+ * sh_hdmi_isrc2_setup() - ISRC2 Packet
+ */
+static void sh_hdmi_isrc2_setup(struct sh_hdmi *hdmi)
+{
+ int i;
+
+ /* ISRC2 Packet */
+ hdmi_write(hdmi, 0x03, HDMI_CTRL_PKT_BUF_INDEX);
+
+ /* HB0 Packet Type = 0x06 */
+ hdmi_write(hdmi, 0x06, HDMI_CTRL_PKT_BUF_ACCESS_HB0);
+ /* Reserved (0) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_HB1);
+ /* Reserved (0) */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_HB2);
+
+ /* PB0 UPC_EAN_ISRC_16-31 */
+ /* Bytes PB16-PB27 shall be set to a value of 0. */
+ for (i = 0; i <= 27; i++)
+ /* HDMI_CTRL_PKT_BUF_ACCESS_PB0 - PB27 */
+ hdmi_write(hdmi, 0x00, HDMI_CTRL_PKT_BUF_ACCESS_PB0 + i);
+}
+
+/**
+ * sh_hdmi_configure() - Initialise HDMI for output
+ */
+static void sh_hdmi_configure(struct sh_hdmi *hdmi)
+{
+ /* Configure video format */
+ sh_hdmi_video_config(hdmi);
+
+ /* Configure audio format */
+ sh_hdmi_audio_config(hdmi);
+
+ /* Configure PHY */
+ sh_hdmi_phy_config(hdmi);
+
+ /* Auxiliary Video Information (AVI) InfoFrame */
+ sh_hdmi_avi_infoframe_setup(hdmi);
+
+ /* Audio InfoFrame */
+ sh_hdmi_audio_infoframe_setup(hdmi);
+
+ /* Gamut Metadata packet */
+ sh_hdmi_gamut_metadata_setup(hdmi);
+
+ /* Audio Content Protection (ACP) Packet */
+ sh_hdmi_acp_setup(hdmi);
+
+ /* ISRC1 Packet */
+ sh_hdmi_isrc1_setup(hdmi);
+
+ /* ISRC2 Packet */
+ sh_hdmi_isrc2_setup(hdmi);
+
+ /*
+ * Control packet auto send with VSYNC control: auto send
+ * General control, Gamut metadata, ISRC, and ACP packets
+ */
+ hdmi_write(hdmi, 0x8E, HDMI_CTRL_PKT_AUTO_SEND);
+
+ /* FIXME */
+ msleep(10);
+
+ /* PS mode b->d, reset PLLA and PLLB */
+ hdmi_write(hdmi, 0x4C, HDMI_SYSTEM_CTRL);
+
+ udelay(10);
+
+ hdmi_write(hdmi, 0x40, HDMI_SYSTEM_CTRL);
+}
+
+static void sh_hdmi_read_edid(struct sh_hdmi *hdmi)
+{
+ struct fb_var_screeninfo *var = &hdmi->var;
+ struct sh_mobile_hdmi_info *pdata = hdmi->dev->platform_data;
+ struct fb_videomode *lcd_cfg = &pdata->lcd_chan->lcd_cfg;
+ unsigned long height = var->height, width = var->width;
+ int i;
+ u8 edid[128];
+
+ /* Read EDID */
+ pr_debug("Read back EDID code:");
+ for (i = 0; i < 128; i++) {
+ edid[i] = hdmi_read(hdmi, HDMI_EDID_KSV_FIFO_ACCESS_WINDOW);
+#ifdef DEBUG
+ if ((i % 16) == 0) {
+ printk(KERN_CONT "\n");
+ printk(KERN_DEBUG "%02X | %02X", i, edid[i]);
+ } else {
+ printk(KERN_CONT " %02X", edid[i]);
+ }
+#endif
+ }
+#ifdef DEBUG
+ printk(KERN_CONT "\n");
+#endif
+ fb_parse_edid(edid, var);
+ pr_debug("%u-%u-%u-%u x %u-%u-%u-%u @ %lu kHz monitor detected\n",
+ var->left_margin, var->xres, var->right_margin, var->hsync_len,
+ var->upper_margin, var->yres, var->lower_margin, var->vsync_len,
+ PICOS2KHZ(var->pixclock));
+
+ /* FIXME: Use user-provided configuration instead of EDID */
+ var->width = width;
+ var->xres = lcd_cfg->xres;
+ var->xres_virtual = lcd_cfg->xres;
+ var->left_margin = lcd_cfg->left_margin;
+ var->right_margin = lcd_cfg->right_margin;
+ var->hsync_len = lcd_cfg->hsync_len;
+ var->height = height;
+ var->yres = lcd_cfg->yres;
+ var->yres_virtual = lcd_cfg->yres * 2;
+ var->upper_margin = lcd_cfg->upper_margin;
+ var->lower_margin = lcd_cfg->lower_margin;
+ var->vsync_len = lcd_cfg->vsync_len;
+ var->sync = lcd_cfg->sync;
+ var->pixclock = lcd_cfg->pixclock;
+
+ hdmi_external_video_param(hdmi);
+}
+
+static irqreturn_t sh_hdmi_hotplug(int irq, void *dev_id)
+{
+ struct sh_hdmi *hdmi = dev_id;
+ u8 status1, status2, mask1, mask2;
+
+ /* mode_b and PLLA and PLLB reset */
+ hdmi_write(hdmi, 0x2C, HDMI_SYSTEM_CTRL);
+
+ /* How long shall reset be held? */
+ udelay(10);
+
+ /* mode_b and PLLA and PLLB reset release */
+ hdmi_write(hdmi, 0x20, HDMI_SYSTEM_CTRL);
+
+ status1 = hdmi_read(hdmi, HDMI_INTERRUPT_STATUS_1);
+ status2 = hdmi_read(hdmi, HDMI_INTERRUPT_STATUS_2);
+
+ mask1 = hdmi_read(hdmi, HDMI_INTERRUPT_MASK_1);
+ mask2 = hdmi_read(hdmi, HDMI_INTERRUPT_MASK_2);
+
+ /* Correct would be to ack only set bits, but the datasheet requires 0xff */
+ hdmi_write(hdmi, 0xFF, HDMI_INTERRUPT_STATUS_1);
+ hdmi_write(hdmi, 0xFF, HDMI_INTERRUPT_STATUS_2);
+
+ if (printk_ratelimit())
+ pr_debug("IRQ #%d: Status #1: 0x%x & 0x%x, #2: 0x%x & 0x%x\n",
+ irq, status1, mask1, status2, mask2);
+
+ if (!((status1 & mask1) | (status2 & mask2))) {
+ return IRQ_NONE;
+ } else if (status1 & 0xc0) {
+ u8 msens;
+
+ /* Datasheet specifies 10ms... */
+ udelay(500);
+
+ msens = hdmi_read(hdmi, HDMI_HOT_PLUG_MSENS_STATUS);
+ pr_debug("MSENS 0x%x\n", msens);
+ /* Check, if hot plug & MSENS pin status are both high */
+ if ((msens & 0xC0) == 0xC0) {
+ /* Display plug in */
+ hdmi->hp_state = HDMI_HOTPLUG_CONNECTED;
+
+ /* Set EDID word address */
+ hdmi_write(hdmi, 0x00, HDMI_EDID_WORD_ADDRESS);
+ /* Set EDID segment pointer */
+ hdmi_write(hdmi, 0x00, HDMI_EDID_SEGMENT_POINTER);
+ /* Enable EDID interrupt */
+ hdmi_write(hdmi, 0xC6, HDMI_INTERRUPT_MASK_1);
+ } else if (!(status1 & 0x80)) {
+ /* Display unplug, beware multiple interrupts */
+ if (hdmi->hp_state != HDMI_HOTPLUG_DISCONNECTED)
+ schedule_delayed_work(&hdmi->edid_work, 0);
+
+ hdmi->hp_state = HDMI_HOTPLUG_DISCONNECTED;
+ /* display_off will switch back to mode_a */
+ }
+ } else if (status1 & 2) {
+ /* EDID error interrupt: retry */
+ /* Set EDID word address */
+ hdmi_write(hdmi, 0x00, HDMI_EDID_WORD_ADDRESS);
+ /* Set EDID segment pointer */
+ hdmi_write(hdmi, 0x00, HDMI_EDID_SEGMENT_POINTER);
+ } else if (status1 & 4) {
+ /* Disable EDID interrupt */
+ hdmi_write(hdmi, 0xC0, HDMI_INTERRUPT_MASK_1);
+ hdmi->hp_state = HDMI_HOTPLUG_EDID_DONE;
+ schedule_delayed_work(&hdmi->edid_work, msecs_to_jiffies(10));
+ }
+
+ return IRQ_HANDLED;
+}
+
+static void hdmi_display_on(void *arg, struct fb_info *info)
+{
+ struct sh_hdmi *hdmi = arg;
+ struct sh_mobile_hdmi_info *pdata = hdmi->dev->platform_data;
+
+ if (info->var.xres != 1280 || info->var.yres != 720) {
+ dev_warn(info->device, "Unsupported framebuffer geometry %ux%u\n",
+ info->var.xres, info->var.yres);
+ return;
+ }
+
+ pr_debug("%s(%p): state %x\n", __func__, pdata->lcd_dev, info->state);
+ /*
+ * FIXME: not a good place to store fb_info. And we cannot nullify it
+ * even on monitor disconnect. What should the lifecycle be?
+ */
+ hdmi->info = info;
+ switch (hdmi->hp_state) {
+ case HDMI_HOTPLUG_EDID_DONE:
+ /* PS mode d->e. All functions are active */
+ hdmi_write(hdmi, 0x80, HDMI_SYSTEM_CTRL);
+ pr_debug("HDMI running\n");
+ break;
+ case HDMI_HOTPLUG_DISCONNECTED:
+ info->state = FBINFO_STATE_SUSPENDED;
+ default:
+ hdmi->var = info->var;
+ }
+}
+
+static void hdmi_display_off(void *arg)
+{
+ struct sh_hdmi *hdmi = arg;
+ struct sh_mobile_hdmi_info *pdata = hdmi->dev->platform_data;
+
+ pr_debug("%s(%p)\n", __func__, pdata->lcd_dev);
+ /* PS mode e->a */
+ hdmi_write(hdmi, 0x10, HDMI_SYSTEM_CTRL);
+}
+
+/* Hotplug interrupt occurred, read EDID */
+static void edid_work_fn(struct work_struct *work)
+{
+ struct sh_hdmi *hdmi = container_of(work, struct sh_hdmi, edid_work.work);
+ struct sh_mobile_hdmi_info *pdata = hdmi->dev->platform_data;
+
+ pr_debug("%s(%p): begin, hotplug status %d\n", __func__,
+ pdata->lcd_dev, hdmi->hp_state);
+
+ if (!pdata->lcd_dev)
+ return;
+
+ if (hdmi->hp_state == HDMI_HOTPLUG_EDID_DONE) {
+ pm_runtime_get_sync(hdmi->dev);
+ /* A device has been plugged in */
+ sh_hdmi_read_edid(hdmi);
+ msleep(10);
+ sh_hdmi_configure(hdmi);
+ /* Switched to another (d) power-save mode */
+ msleep(10);
+
+ if (!hdmi->info)
+ return;
+
+ acquire_console_sem();
+
+ /* HDMI plug in */
+ hdmi->info->var = hdmi->var;
+ if (hdmi->info->state != FBINFO_STATE_RUNNING)
+ fb_set_suspend(hdmi->info, 0);
+ else
+ hdmi_display_on(hdmi, hdmi->info);
+
+ release_console_sem();
+ } else {
+ if (!hdmi->info)
+ return;
+
+ acquire_console_sem();
+
+ /* HDMI disconnect */
+ fb_set_suspend(hdmi->info, 1);
+
+ release_console_sem();
+ pm_runtime_put(hdmi->dev);
+ }
+
+ pr_debug("%s(%p): end\n", __func__, pdata->lcd_dev);
+}
+
+static int __init sh_hdmi_probe(struct platform_device *pdev)
+{
+ struct sh_mobile_hdmi_info *pdata = pdev->dev.platform_data;
+ struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ int irq = platform_get_irq(pdev, 0), ret;
+ struct sh_hdmi *hdmi;
+ long rate;
+
+ if (!res || !pdata || irq < 0)
+ return -ENODEV;
+
+ hdmi = kzalloc(sizeof(*hdmi), GFP_KERNEL);
+ if (!hdmi) {
+ dev_err(&pdev->dev, "Cannot allocate device data\n");
+ return -ENOMEM;
+ }
+
+ hdmi->dev = &pdev->dev;
+
+ hdmi->hdmi_clk = clk_get(&pdev->dev, "ick");
+ if (IS_ERR(hdmi->hdmi_clk)) {
+ ret = PTR_ERR(hdmi->hdmi_clk);
+ dev_err(&pdev->dev, "Unable to get clock: %d\n", ret);
+ goto egetclk;
+ }
+
+ rate = PICOS2KHZ(pdata->lcd_chan->lcd_cfg.pixclock) * 1000;
+
+ rate = clk_round_rate(hdmi->hdmi_clk, rate);
+ if (rate < 0) {
+ ret = rate;
+ dev_err(&pdev->dev, "Cannot get suitable rate: %ld\n", rate);
+ goto erate;
+ }
+
+ ret = clk_set_rate(hdmi->hdmi_clk, rate);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "Cannot set rate %ld: %d\n", rate, ret);
+ goto erate;
+ }
+
+ pr_debug("HDMI set frequency %lu\n", rate);
+
+ ret = clk_enable(hdmi->hdmi_clk);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "Cannot enable clock: %d\n", ret);
+ goto eclkenable;
+ }
+
+ dev_info(&pdev->dev, "Enabled HDMI clock at %luHz\n", rate);
+
+ if (!request_mem_region(res->start, resource_size(res), dev_name(&pdev->dev))) {
+ dev_err(&pdev->dev, "HDMI register region already claimed\n");
+ ret = -EBUSY;
+ goto ereqreg;
+ }
+
+ hdmi->base = ioremap(res->start, resource_size(res));
+ if (!hdmi->base) {
+ dev_err(&pdev->dev, "HDMI register region already claimed\n");
+ ret = -ENOMEM;
+ goto emap;
+ }
+
+ platform_set_drvdata(pdev, hdmi);
+
+#if 1
+ /* Product and revision IDs are 0 in sh-mobile version */
+ dev_info(&pdev->dev, "Detected HDMI controller 0x%x:0x%x\n",
+ hdmi_read(hdmi, HDMI_PRODUCT_ID), hdmi_read(hdmi, HDMI_REVISION_ID));
+#endif
+
+ /* Set up LCDC callbacks */
+ pdata->lcd_chan->board_cfg.board_data = hdmi;
+ pdata->lcd_chan->board_cfg.display_on = hdmi_display_on;
+ pdata->lcd_chan->board_cfg.display_off = hdmi_display_off;
+
+ INIT_DELAYED_WORK(&hdmi->edid_work, edid_work_fn);
+
+ pm_runtime_enable(&pdev->dev);
+ pm_runtime_resume(&pdev->dev);
+
+ ret = request_irq(irq, sh_hdmi_hotplug, 0,
+ dev_name(&pdev->dev), hdmi);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "Unable to request irq: %d\n", ret);
+ goto ereqirq;
+ }
+
+ return 0;
+
+ereqirq:
+ pm_runtime_disable(&pdev->dev);
+ iounmap(hdmi->base);
+emap:
+ release_mem_region(res->start, resource_size(res));
+ereqreg:
+ clk_disable(hdmi->hdmi_clk);
+eclkenable:
+erate:
+ clk_put(hdmi->hdmi_clk);
+egetclk:
+ kfree(hdmi);
+
+ return ret;
+}
+
+static int __exit sh_hdmi_remove(struct platform_device *pdev)
+{
+ struct sh_mobile_hdmi_info *pdata = pdev->dev.platform_data;
+ struct sh_hdmi *hdmi = platform_get_drvdata(pdev);
+ struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ int irq = platform_get_irq(pdev, 0);
+
+ pdata->lcd_chan->board_cfg.display_on = NULL;
+ pdata->lcd_chan->board_cfg.display_off = NULL;
+ pdata->lcd_chan->board_cfg.board_data = NULL;
+
+ free_irq(irq, hdmi);
+ pm_runtime_disable(&pdev->dev);
+ cancel_delayed_work_sync(&hdmi->edid_work);
+ clk_disable(hdmi->hdmi_clk);
+ clk_put(hdmi->hdmi_clk);
+ iounmap(hdmi->base);
+ release_mem_region(res->start, resource_size(res));
+ kfree(hdmi);
+
+ return 0;
+}
+
+static struct platform_driver sh_hdmi_driver = {
+ .remove = __exit_p(sh_hdmi_remove),
+ .driver = {
+ .name = "sh-mobile-hdmi",
+ },
+};
+
+static int __init sh_hdmi_init(void)
+{
+ return platform_driver_probe(&sh_hdmi_driver, sh_hdmi_probe);
+}
+module_init(sh_hdmi_init);
+
+static void __exit sh_hdmi_exit(void)
+{
+ platform_driver_unregister(&sh_hdmi_driver);
+}
+module_exit(sh_hdmi_exit);
+
+MODULE_AUTHOR("Guennadi Liakhovetski <g.liakhovetski@gmx.de>");
+MODULE_DESCRIPTION("SuperH / ARM-shmobile HDMI driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 12c451a..d72075a 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -56,6 +56,7 @@ static int lcdc_shared_regs[] = {
/* per-channel registers */
enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R,
LDSM2R, LDSA1R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR,
+ LDHAJR,
NR_CH_REGS };
static unsigned long lcdc_offs_mainlcd[NR_CH_REGS] = {
@@ -74,6 +75,7 @@ static unsigned long lcdc_offs_mainlcd[NR_CH_REGS] = {
[LDVLNR] = 0x450,
[LDVSYNR] = 0x454,
[LDPMR] = 0x460,
+ [LDHAJR] = 0x4a0,
};
static unsigned long lcdc_offs_sublcd[NR_CH_REGS] = {
@@ -137,6 +139,7 @@ struct sh_mobile_lcdc_priv {
struct clk *dot_clk;
unsigned long lddckr;
struct sh_mobile_lcdc_chan ch[2];
+ struct notifier_block notifier;
unsigned long saved_shared_regs[NR_SHARED_REGS];
int started;
};
@@ -404,6 +407,56 @@ static void sh_mobile_lcdc_start_stop(struct sh_mobile_lcdc_priv *priv,
lcdc_write(priv, _LDDCKSTPR, 1); /* stop dotclock */
}
+static void sh_mobile_lcdc_geometry(struct sh_mobile_lcdc_chan *ch)
+{
+ struct fb_var_screeninfo *var = &ch->info->var;
+ unsigned long h_total, hsync_pos;
+ u32 tmp;
+
+ tmp = ch->ldmt1r_value;
+ tmp |= (var->sync & FB_SYNC_VERT_HIGH_ACT) ? 0 : 1 << 28;
+ tmp |= (var->sync & FB_SYNC_HOR_HIGH_ACT) ? 0 : 1 << 27;
+ tmp |= (ch->cfg.flags & LCDC_FLAGS_DWPOL) ? 1 << 26 : 0;
+ tmp |= (ch->cfg.flags & LCDC_FLAGS_DIPOL) ? 1 << 25 : 0;
+ tmp |= (ch->cfg.flags & LCDC_FLAGS_DAPOL) ? 1 << 24 : 0;
+ tmp |= (ch->cfg.flags & LCDC_FLAGS_HSCNT) ? 1 << 17 : 0;
+ tmp |= (ch->cfg.flags & LCDC_FLAGS_DWCNT) ? 1 << 16 : 0;
+ lcdc_write_chan(ch, LDMT1R, tmp);
+
+ /* setup SYS bus */
+ lcdc_write_chan(ch, LDMT2R, ch->cfg.sys_bus_cfg.ldmt2r);
+ lcdc_write_chan(ch, LDMT3R, ch->cfg.sys_bus_cfg.ldmt3r);
+
+ /* horizontal configuration */
+ h_total = var->xres + var->hsync_len +
+ var->left_margin + var->right_margin;
+ tmp = h_total / 8; /* HTCN */
+ tmp |= (var->xres / 8) << 16; /* HDCN */
+ lcdc_write_chan(ch, LDHCNR, tmp);
+
+ hsync_pos = var->xres + var->right_margin;
+ tmp = hsync_pos / 8; /* HSYNP */
+ tmp |= (var->hsync_len / 8) << 16; /* HSYNW */
+ lcdc_write_chan(ch, LDHSYNR, tmp);
+
+ /* vertical configuration */
+ tmp = var->yres + var->vsync_len +
+ var->upper_margin + var->lower_margin; /* VTLN */
+ tmp |= var->yres << 16; /* VDLN */
+ lcdc_write_chan(ch, LDVLNR, tmp);
+
+ tmp = var->yres + var->lower_margin; /* VSYNP */
+ tmp |= var->vsync_len << 16; /* VSYNW */
+ lcdc_write_chan(ch, LDVSYNR, tmp);
+
+ /* Adjust horizontal synchronisation for HDMI */
+ tmp = ((var->xres & 7) << 24) |
+ ((h_total & 7) << 16) |
+ ((var->hsync_len & 7) << 8) |
+ hsync_pos;
+ lcdc_write_chan(ch, LDHAJR, tmp);
+}
+
static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv)
{
struct sh_mobile_lcdc_chan *ch;
@@ -470,49 +523,11 @@ static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv)
if (!ch->enabled)
continue;
- tmp = ch->ldmt1r_value;
- tmp |= (lcd_cfg->sync & FB_SYNC_VERT_HIGH_ACT) ? 0 : 1 << 28;
- tmp |= (lcd_cfg->sync & FB_SYNC_HOR_HIGH_ACT) ? 0 : 1 << 27;
- tmp |= (ch->cfg.flags & LCDC_FLAGS_DWPOL) ? 1 << 26 : 0;
- tmp |= (ch->cfg.flags & LCDC_FLAGS_DIPOL) ? 1 << 25 : 0;
- tmp |= (ch->cfg.flags & LCDC_FLAGS_DAPOL) ? 1 << 24 : 0;
- tmp |= (ch->cfg.flags & LCDC_FLAGS_HSCNT) ? 1 << 17 : 0;
- tmp |= (ch->cfg.flags & LCDC_FLAGS_DWCNT) ? 1 << 16 : 0;
- lcdc_write_chan(ch, LDMT1R, tmp);
-
- /* setup SYS bus */
- lcdc_write_chan(ch, LDMT2R, ch->cfg.sys_bus_cfg.ldmt2r);
- lcdc_write_chan(ch, LDMT3R, ch->cfg.sys_bus_cfg.ldmt3r);
-
- /* horizontal configuration */
- tmp = lcd_cfg->xres + lcd_cfg->hsync_len;
- tmp += lcd_cfg->left_margin;
- tmp += lcd_cfg->right_margin;
- tmp /= 8; /* HTCN */
- tmp |= (lcd_cfg->xres / 8) << 16; /* HDCN */
- lcdc_write_chan(ch, LDHCNR, tmp);
-
- tmp = lcd_cfg->xres;
- tmp += lcd_cfg->right_margin;
- tmp /= 8; /* HSYNP */
- tmp |= (lcd_cfg->hsync_len / 8) << 16; /* HSYNW */
- lcdc_write_chan(ch, LDHSYNR, tmp);
+ sh_mobile_lcdc_geometry(ch);
/* power supply */
lcdc_write_chan(ch, LDPMR, 0);
- /* vertical configuration */
- tmp = lcd_cfg->yres + lcd_cfg->vsync_len;
- tmp += lcd_cfg->upper_margin;
- tmp += lcd_cfg->lower_margin; /* VTLN */
- tmp |= lcd_cfg->yres << 16; /* VDLN */
- lcdc_write_chan(ch, LDVLNR, tmp);
-
- tmp = lcd_cfg->yres;
- tmp += lcd_cfg->lower_margin; /* VSYNP */
- tmp |= lcd_cfg->vsync_len << 16; /* VSYNW */
- lcdc_write_chan(ch, LDVSYNR, tmp);
-
board_cfg = &ch->cfg.board_cfg;
if (board_cfg->setup_sys)
ret = board_cfg->setup_sys(board_cfg->board_data, ch,
@@ -577,7 +592,7 @@ static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv)
board_cfg = &ch->cfg.board_cfg;
if (board_cfg->display_on)
- board_cfg->display_on(board_cfg->board_data);
+ board_cfg->display_on(board_cfg->board_data, ch->info);
}
return 0;
@@ -943,6 +958,62 @@ static const struct dev_pm_ops sh_mobile_lcdc_dev_pm_ops = {
.runtime_resume = sh_mobile_lcdc_runtime_resume,
};
+static int sh_mobile_lcdc_notify(struct notifier_block *nb,
+ unsigned long action, void *data)
+{
+ struct fb_event *event = data;
+ struct fb_info *info = event->info;
+ struct sh_mobile_lcdc_chan *ch = info->par;
+ struct sh_mobile_lcdc_board_cfg *board_cfg = &ch->cfg.board_cfg;
+ struct fb_var_screeninfo *var;
+
+ if (&ch->lcdc->notifier != nb)
+ return 0;
+
+ dev_dbg(info->dev, "%s(): action = %lu, data = %p\n",
+ __func__, action, event->data);
+
+ switch(action) {
+ case FB_EVENT_SUSPEND:
+ if (board_cfg->display_off)
+ board_cfg->display_off(board_cfg->board_data);
+ pm_runtime_put(info->device);
+ break;
+ case FB_EVENT_RESUME:
+ var = &info->var;
+
+ /* HDMI must be enabled before LCDC configuration */
+ if (board_cfg->display_on)
+ board_cfg->display_on(board_cfg->board_data, ch->info);
+
+ /* Check if the new display is not in our modelist */
+ if (ch->info->modelist.next &&
+ !fb_match_mode(var, &ch->info->modelist)) {
+ struct fb_videomode mode;
+ int ret;
+
+ /* Can we handle this display? */
+ if (var->xres > ch->cfg.lcd_cfg.xres ||
+ var->yres > ch->cfg.lcd_cfg.yres)
+ return -ENOMEM;
+
+ /* Add to the modelist */
+ fb_var_to_videomode(&mode, var);
+ ret = fb_add_videomode(&mode, &ch->info->modelist);
+ if (ret < 0)
+ return ret;
+ }
+
+ pm_runtime_get_sync(info->device);
+
+ sh_mobile_lcdc_geometry(ch);
+
+ break;
+ }
+
+ return 0;
+}
+
static int sh_mobile_lcdc_remove(struct platform_device *pdev);
static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
@@ -1020,15 +1091,19 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
goto err1;
}
+ priv->base = ioremap_nocache(res->start, resource_size(res));
+ if (!priv->base)
+ goto err1;
+
error = sh_mobile_lcdc_setup_clocks(pdev, pdata->clock_source, priv);
if (error) {
dev_err(&pdev->dev, "unable to setup clocks\n");
goto err1;
}
- priv->base = ioremap_nocache(res->start, (res->end - res->start) + 1);
-
for (i = 0; i < j; i++) {
+ struct fb_var_screeninfo *var;
+ struct fb_videomode *lcd_cfg;
cfg = &priv->ch[i].cfg;
priv->ch[i].info = framebuffer_alloc(0, &pdev->dev);
@@ -1039,22 +1114,33 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
}
info = priv->ch[i].info;
+ var = &info->var;
+ lcd_cfg = &cfg->lcd_cfg;
info->fbops = &sh_mobile_lcdc_ops;
- info->var.xres = info->var.xres_virtual = cfg->lcd_cfg.xres;
- info->var.yres = cfg->lcd_cfg.yres;
+ var->xres = var->xres_virtual = lcd_cfg->xres;
+ var->yres = lcd_cfg->yres;
/* Default Y virtual resolution is 2x panel size */
- info->var.yres_virtual = info->var.yres * 2;
- info->var.width = cfg->lcd_size_cfg.width;
- info->var.height = cfg->lcd_size_cfg.height;
- info->var.activate = FB_ACTIVATE_NOW;
- error = sh_mobile_lcdc_set_bpp(&info->var, cfg->bpp);
+ var->yres_virtual = var->yres * 2;
+ var->width = cfg->lcd_size_cfg.width;
+ var->height = cfg->lcd_size_cfg.height;
+ var->activate = FB_ACTIVATE_NOW;
+ var->left_margin = lcd_cfg->left_margin;
+ var->right_margin = lcd_cfg->right_margin;
+ var->upper_margin = lcd_cfg->upper_margin;
+ var->lower_margin = lcd_cfg->lower_margin;
+ var->hsync_len = lcd_cfg->hsync_len;
+ var->vsync_len = lcd_cfg->vsync_len;
+ var->sync = lcd_cfg->sync;
+ var->pixclock = lcd_cfg->pixclock;
+
+ error = sh_mobile_lcdc_set_bpp(var, cfg->bpp);
if (error)
break;
info->fix = sh_mobile_lcdc_fix;
- info->fix.line_length = cfg->lcd_cfg.xres * (cfg->bpp / 8);
+ info->fix.line_length = lcd_cfg->xres * (cfg->bpp / 8);
info->fix.smem_len = info->fix.line_length *
- info->var.yres_virtual;
+ var->yres_virtual;
buf = dma_alloc_coherent(&pdev->dev, info->fix.smem_len,
&priv->ch[i].dma_handle, GFP_KERNEL);
@@ -1119,10 +1205,14 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
ch->cfg.bpp);
/* deferred io mode: disable clock to save power */
- if (info->fbdefio)
+ if (info->fbdefio || info->state == FBINFO_STATE_SUSPENDED)
sh_mobile_lcdc_clk_off(priv);
}
+ /* Failure ignored */
+ priv->notifier.notifier_call = sh_mobile_lcdc_notify;
+ fb_register_client(&priv->notifier);
+
return 0;
err1:
sh_mobile_lcdc_remove(pdev);
@@ -1136,6 +1226,8 @@ static int sh_mobile_lcdc_remove(struct platform_device *pdev)
struct fb_info *info;
int i;
+ fb_unregister_client(&priv->notifier);
+
for (i = 0; i < ARRAY_SIZE(priv->ch); i++)
if (priv->ch[i].info && priv->ch[i].info->dev)
unregister_framebuffer(priv->ch[i].info);
diff --git a/drivers/video/sunxvr1000.c b/drivers/video/sunxvr1000.c
index 7288934..5dbe06a 100644
--- a/drivers/video/sunxvr1000.c
+++ b/drivers/video/sunxvr1000.c
@@ -111,7 +111,7 @@ static int __devinit gfb_set_fbinfo(struct gfb_info *gp)
return 0;
}
-static int __devinit gfb_probe(struct of_device *op,
+static int __devinit gfb_probe(struct platform_device *op,
const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
@@ -172,7 +172,7 @@ err_out:
return err;
}
-static int __devexit gfb_remove(struct of_device *op)
+static int __devexit gfb_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct gfb_info *gp = info->par;
diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c
index f375e0d..77ad279 100644
--- a/drivers/video/tcx.c
+++ b/drivers/video/tcx.c
@@ -342,7 +342,7 @@ tcx_init_fix(struct fb_info *info, int linebytes)
info->fix.accel = FB_ACCEL_SUN_TCX;
}
-static void tcx_unmap_regs(struct of_device *op, struct fb_info *info,
+static void tcx_unmap_regs(struct platform_device *op, struct fb_info *info,
struct tcx_par *par)
{
if (par->tec)
@@ -362,7 +362,7 @@ static void tcx_unmap_regs(struct of_device *op, struct fb_info *info,
info->screen_base, info->fix.smem_len);
}
-static int __devinit tcx_probe(struct of_device *op,
+static int __devinit tcx_probe(struct platform_device *op,
const struct of_device_id *match)
{
struct device_node *dp = op->dev.of_node;
@@ -486,7 +486,7 @@ out_err:
return err;
}
-static int __devexit tcx_remove(struct of_device *op)
+static int __devexit tcx_remove(struct platform_device *op)
{
struct fb_info *info = dev_get_drvdata(&op->dev);
struct tcx_par *par = info->par;
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c
index 7b8839e..52ec095 100644
--- a/drivers/video/uvesafb.c
+++ b/drivers/video/uvesafb.c
@@ -1977,8 +1977,7 @@ static void __devexit uvesafb_exit(void)
module_exit(uvesafb_exit);
-#define param_get_scroll NULL
-static int param_set_scroll(const char *val, struct kernel_param *kp)
+static int param_set_scroll(const char *val, const struct kernel_param *kp)
{
ypan = 0;
@@ -1993,7 +1992,9 @@ static int param_set_scroll(const char *val, struct kernel_param *kp)
return 0;
}
-
+static struct kernel_param_ops param_ops_scroll = {
+ .set = param_set_scroll,
+};
#define param_check_scroll(name, p) __param_check(name, p, void)
module_param_named(scroll, ypan, scroll, 0);
diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c
index d31dc96..85d76ec 100644
--- a/drivers/video/vt8623fb.c
+++ b/drivers/video/vt8623fb.c
@@ -726,7 +726,9 @@ static int __devinit vt8623_pci_probe(struct pci_dev *dev, const struct pci_devi
/* Prepare startup mode */
+ kparam_block_sysfs_write(mode_option);
rc = fb_find_mode(&(info->var), info, mode_option, NULL, 0, NULL, 8);
+ kparam_unblock_sysfs_write(mode_option);
if (! ((rc == 1) || (rc == 2))) {
rc = -EINVAL;
dev_err(info->device, "mode %s not found\n", mode_option);
diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c
index 29b5daa..0c9ce88 100644
--- a/drivers/video/xilinxfb.c
+++ b/drivers/video/xilinxfb.c
@@ -397,7 +397,7 @@ static int xilinxfb_release(struct device *dev)
*/
static int __devinit
-xilinxfb_of_probe(struct of_device *op, const struct of_device_id *match)
+xilinxfb_of_probe(struct platform_device *op, const struct of_device_id *match)
{
const u32 *prop;
u32 *p;
@@ -477,7 +477,7 @@ xilinxfb_of_probe(struct of_device *op, const struct of_device_id *match)
return -ENODEV;
}
-static int __devexit xilinxfb_of_remove(struct of_device *op)
+static int __devexit xilinxfb_of_remove(struct platform_device *op)
{
return xilinxfb_release(&op->dev);
}
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