diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/keyboard/tosakbd.c | 2 | ||||
| -rw-r--r-- | drivers/mfd/Kconfig | 11 | ||||
| -rw-r--r-- | drivers/mfd/Makefile | 4 | ||||
| -rw-r--r-- | drivers/mfd/mfd-core.c | 114 | ||||
| -rw-r--r-- | drivers/mfd/tc6393xb.c | 600 | ||||
| -rw-r--r-- | drivers/mtd/nand/cmx270_nand.c | 79 | ||||
| -rw-r--r-- | drivers/net/smc91x.c | 94 | ||||
| -rw-r--r-- | drivers/net/smc91x.h | 76 | ||||
| -rw-r--r-- | drivers/pcmcia/Kconfig | 3 | ||||
| -rw-r--r-- | drivers/pcmcia/Makefile | 1 | ||||
| -rw-r--r-- | drivers/pcmcia/pxa2xx_cm_x270.c | 93 | ||||
| -rw-r--r-- | drivers/pcmcia/pxa2xx_palmtx.c | 118 | ||||
| -rw-r--r-- | drivers/power/Kconfig | 6 | ||||
| -rw-r--r-- | drivers/power/Makefile | 1 | ||||
| -rw-r--r-- | drivers/power/palmtx_battery.c | 198 | ||||
| -rw-r--r-- | drivers/usb/gadget/pxa25x_udc.c | 6 | ||||
| -rw-r--r-- | drivers/video/pxafb.c | 64 |
17 files changed, 1282 insertions, 188 deletions
diff --git a/drivers/input/keyboard/tosakbd.c b/drivers/input/keyboard/tosakbd.c index 94e444b..b12b7ee 100644 --- a/drivers/input/keyboard/tosakbd.c +++ b/drivers/input/keyboard/tosakbd.c @@ -215,8 +215,6 @@ static int tosakbd_suspend(struct platform_device *dev, pm_message_t state) unsigned long flags; spin_lock_irqsave(&tosakbd->lock, flags); - PGSR1 = (PGSR1 & ~TOSA_GPIO_LOW_STROBE_BIT); - PGSR2 = (PGSR2 & ~TOSA_GPIO_HIGH_STROBE_BIT); tosakbd->suspended = 1; spin_unlock_irqrestore(&tosakbd->lock, flags); diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 260bade..9f93c29 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -5,6 +5,10 @@ menu "Multifunction device drivers" depends on HAS_IOMEM +config MFD_CORE + tristate + default n + config MFD_SM501 tristate "Support for Silicon Motion SM501" ---help--- @@ -38,6 +42,13 @@ config HTC_PASIC3 HTC Magician devices, respectively. Actual functionality is handled by the leds-pasic3 and ds1wm drivers. +config MFD_TC6393XB + bool "Support Toshiba TC6393XB" + depends on HAVE_GPIO_LIB + select MFD_CORE + help + Support for Toshiba Mobile IO Controller TC6393XB + endmenu menu "Multimedia Capabilities Port drivers" diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index eef4e26..33daa2f 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -8,6 +8,10 @@ obj-$(CONFIG_MFD_ASIC3) += asic3.o obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o +obj-$(CONFIG_MFD_TC6393XB) += tc6393xb.o + +obj-$(CONFIG_MFD_CORE) += mfd-core.o + obj-$(CONFIG_MCP) += mcp-core.o obj-$(CONFIG_MCP_SA11X0) += mcp-sa11x0.o obj-$(CONFIG_MCP_UCB1200) += ucb1x00-core.o diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c new file mode 100644 index 0000000..d7d88ce --- /dev/null +++ b/drivers/mfd/mfd-core.c @@ -0,0 +1,114 @@ +/* + * drivers/mfd/mfd-core.c + * + * core MFD support + * Copyright (c) 2006 Ian Molton + * Copyright (c) 2007,2008 Dmitry Baryshkov + * + * 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/kernel.h> +#include <linux/platform_device.h> +#include <linux/mfd/core.h> + +static int mfd_add_device(struct platform_device *parent, + const struct mfd_cell *cell, + struct resource *mem_base, + int irq_base) +{ + struct resource res[cell->num_resources]; + struct platform_device *pdev; + int ret = -ENOMEM; + int r; + + pdev = platform_device_alloc(cell->name, parent->id); + if (!pdev) + goto fail_alloc; + + pdev->dev.parent = &parent->dev; + + ret = platform_device_add_data(pdev, + cell, sizeof(struct mfd_cell)); + if (ret) + goto fail_device; + + memzero(res, sizeof(res)); + for (r = 0; r < cell->num_resources; r++) { + res[r].name = cell->resources[r].name; + res[r].flags = cell->resources[r].flags; + + /* Find out base to use */ + if (cell->resources[r].flags & IORESOURCE_MEM) { + res[r].parent = mem_base; + res[r].start = mem_base->start + + cell->resources[r].start; + res[r].end = mem_base->start + + cell->resources[r].end; + } else if (cell->resources[r].flags & IORESOURCE_IRQ) { + res[r].start = irq_base + + cell->resources[r].start; + res[r].end = irq_base + + cell->resources[r].end; + } else { + res[r].parent = cell->resources[r].parent; + res[r].start = cell->resources[r].start; + res[r].end = cell->resources[r].end; + } + } + + platform_device_add_resources(pdev, res, cell->num_resources); + + ret = platform_device_add(pdev); + if (ret) + goto fail_device; + + return 0; + +/* platform_device_del(pdev); */ +fail_device: + platform_device_put(pdev); +fail_alloc: + return ret; +} + +int mfd_add_devices( + struct platform_device *parent, + const struct mfd_cell *cells, int n_devs, + struct resource *mem_base, + int irq_base) +{ + int i; + int ret = 0; + + for (i = 0; i < n_devs; i++) { + ret = mfd_add_device(parent, cells + i, mem_base, irq_base); + if (ret) + break; + } + + if (ret) + mfd_remove_devices(parent); + + return ret; +} +EXPORT_SYMBOL(mfd_add_devices); + +static int mfd_remove_devices_fn(struct device *dev, void *unused) +{ + platform_device_unregister( + container_of(dev, struct platform_device, dev)); + return 0; +} + +void mfd_remove_devices(struct platform_device *parent) +{ + device_for_each_child(&parent->dev, NULL, mfd_remove_devices_fn); +} +EXPORT_SYMBOL(mfd_remove_devices); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov"); diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c new file mode 100644 index 0000000..2d87501 --- /dev/null +++ b/drivers/mfd/tc6393xb.c @@ -0,0 +1,600 @@ +/* + * Toshiba TC6393XB SoC support + * + * Copyright(c) 2005-2006 Chris Humbert + * Copyright(c) 2005 Dirk Opfer + * Copyright(c) 2005 Ian Molton <spyro@f2s.com> + * Copyright(c) 2007 Dmitry Baryshkov + * + * Based on code written by Sharp/Lineo for 2.4 kernels + * Based on locomo.c + * + * 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/kernel.h> +#include <linux/module.h> +#include <linux/io.h> +#include <linux/irq.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/clk.h> +#include <linux/mfd/core.h> +#include <linux/mfd/tmio.h> +#include <linux/mfd/tc6393xb.h> +#include <linux/gpio.h> + +#define SCR_REVID 0x08 /* b Revision ID */ +#define SCR_ISR 0x50 /* b Interrupt Status */ +#define SCR_IMR 0x52 /* b Interrupt Mask */ +#define SCR_IRR 0x54 /* b Interrupt Routing */ +#define SCR_GPER 0x60 /* w GP Enable */ +#define SCR_GPI_SR(i) (0x64 + (i)) /* b3 GPI Status */ +#define SCR_GPI_IMR(i) (0x68 + (i)) /* b3 GPI INT Mask */ +#define SCR_GPI_EDER(i) (0x6c + (i)) /* b3 GPI Edge Detect Enable */ +#define SCR_GPI_LIR(i) (0x70 + (i)) /* b3 GPI Level Invert */ +#define SCR_GPO_DSR(i) (0x78 + (i)) /* b3 GPO Data Set */ +#define SCR_GPO_DOECR(i) (0x7c + (i)) /* b3 GPO Data OE Control */ +#define SCR_GP_IARCR(i) (0x80 + (i)) /* b3 GP Internal Active Register Control */ +#define SCR_GP_IARLCR(i) (0x84 + (i)) /* b3 GP INTERNAL Active Register Level Control */ +#define SCR_GPI_BCR(i) (0x88 + (i)) /* b3 GPI Buffer Control */ +#define SCR_GPA_IARCR 0x8c /* w GPa Internal Active Register Control */ +#define SCR_GPA_IARLCR 0x90 /* w GPa Internal Active Register Level Control */ +#define SCR_GPA_BCR 0x94 /* w GPa Buffer Control */ +#define SCR_CCR 0x98 /* w Clock Control */ +#define SCR_PLL2CR 0x9a /* w PLL2 Control */ +#define SCR_PLL1CR 0x9c /* l PLL1 Control */ +#define SCR_DIARCR 0xa0 /* b Device Internal Active Register Control */ +#define SCR_DBOCR 0xa1 /* b Device Buffer Off Control */ +#define SCR_FER 0xe0 /* b Function Enable */ +#define SCR_MCR 0xe4 /* w Mode Control */ +#define SCR_CONFIG 0xfc /* b Configuration Control */ +#define SCR_DEBUG 0xff /* b Debug */ + +#define SCR_CCR_CK32K BIT(0) +#define SCR_CCR_USBCK BIT(1) +#define SCR_CCR_UNK1 BIT(4) +#define SCR_CCR_MCLK_MASK (7 << 8) +#define SCR_CCR_MCLK_OFF (0 << 8) +#define SCR_CCR_MCLK_12 (1 << 8) +#define SCR_CCR_MCLK_24 (2 << 8) +#define SCR_CCR_MCLK_48 (3 << 8) +#define SCR_CCR_HCLK_MASK (3 << 12) +#define SCR_CCR_HCLK_24 (0 << 12) +#define SCR_CCR_HCLK_48 (1 << 12) + +#define SCR_FER_USBEN BIT(0) /* USB host enable */ +#define SCR_FER_LCDCVEN BIT(1) /* polysilicon TFT enable */ +#define SCR_FER_SLCDEN BIT(2) /* SLCD enable */ + +#define SCR_MCR_RDY_MASK (3 << 0) +#define SCR_MCR_RDY_OPENDRAIN (0 << 0) +#define SCR_MCR_RDY_TRISTATE (1 << 0) +#define SCR_MCR_RDY_PUSHPULL (2 << 0) +#define SCR_MCR_RDY_UNK BIT(2) +#define SCR_MCR_RDY_EN BIT(3) +#define SCR_MCR_INT_MASK (3 << 4) +#define SCR_MCR_INT_OPENDRAIN (0 << 4) +#define SCR_MCR_INT_TRISTATE (1 << 4) +#define SCR_MCR_INT_PUSHPULL (2 << 4) +#define SCR_MCR_INT_UNK BIT(6) +#define SCR_MCR_INT_EN BIT(7) +/* bits 8 - 16 are unknown */ + +#define TC_GPIO_BIT(i) (1 << (i & 0x7)) + +/*--------------------------------------------------------------------------*/ + +struct tc6393xb { + void __iomem *scr; + + struct gpio_chip gpio; + + struct clk *clk; /* 3,6 Mhz */ + + spinlock_t lock; /* protects RMW cycles */ + + struct { + u8 fer; + u16 ccr; + u8 gpi_bcr[3]; + u8 gpo_dsr[3]; + u8 gpo_doecr[3]; + } suspend_state; + + struct resource rscr; + struct resource *iomem; + int irq; + int irq_base; +}; + +enum { + TC6393XB_CELL_NAND, +}; + +/*--------------------------------------------------------------------------*/ + +static int tc6393xb_nand_enable(struct platform_device *nand) +{ + struct platform_device *dev = to_platform_device(nand->dev.parent); + struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + unsigned long flags; + + spin_lock_irqsave(&tc6393xb->lock, flags); + + /* SMD buffer on */ + dev_dbg(&dev->dev, "SMD buffer on\n"); + iowrite8(0xff, tc6393xb->scr + SCR_GPI_BCR(1)); + + spin_unlock_irqrestore(&tc6393xb->lock, flags); + + return 0; +} + +static struct resource __devinitdata tc6393xb_nand_resources[] = { + { + .name = TMIO_NAND_CONFIG, + .start = 0x0100, + .end = 0x01ff, + .flags = IORESOURCE_MEM, + }, + { + .name = TMIO_NAND_CONTROL, + .start = 0x1000, + .end = 0x1007, + .flags = IORESOURCE_MEM, + }, + { + .name = TMIO_NAND_IRQ, + .start = IRQ_TC6393_NAND, + .end = IRQ_TC6393_NAND, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct mfd_cell __devinitdata tc6393xb_cells[] = { + [TC6393XB_CELL_NAND] = { + .name = "tmio-nand", + .enable = tc6393xb_nand_enable, + .num_resources = ARRAY_SIZE(tc6393xb_nand_resources), + .resources = tc6393xb_nand_resources, + }, +}; + +/*--------------------------------------------------------------------------*/ + +static int tc6393xb_gpio_get(struct gpio_chip *chip, + unsigned offset) +{ + struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + + /* XXX: does dsr also represent inputs? */ + return ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8)) + & TC_GPIO_BIT(offset); +} + +static void __tc6393xb_gpio_set(struct gpio_chip *chip, + unsigned offset, int value) +{ + struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + u8 dsr; + + dsr = ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8)); + if (value) + dsr |= TC_GPIO_BIT(offset); + else + dsr &= ~TC_GPIO_BIT(offset); + + iowrite8(dsr, tc6393xb->scr + SCR_GPO_DSR(offset / 8)); +} + +static void tc6393xb_gpio_set(struct gpio_chip *chip, + unsigned offset, int value) +{ + struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + unsigned long flags; + + spin_lock_irqsave(&tc6393xb->lock, flags); + + __tc6393xb_gpio_set(chip, offset, value); + + spin_unlock_irqrestore(&tc6393xb->lock, flags); +} + +static int tc6393xb_gpio_direction_input(struct gpio_chip *chip, + unsigned offset) +{ + struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + unsigned long flags; + u8 doecr; + + spin_lock_irqsave(&tc6393xb->lock, flags); + + doecr = ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8)); + doecr &= ~TC_GPIO_BIT(offset); + iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8)); + + spin_unlock_irqrestore(&tc6393xb->lock, flags); + + return 0; +} + +static int tc6393xb_gpio_direction_output(struct gpio_chip *chip, + unsigned offset, int value) +{ + struct tc6393xb *tc6393xb = container_of(chip, struct tc6393xb, gpio); + unsigned long flags; + u8 doecr; + + spin_lock_irqsave(&tc6393xb->lock, flags); + + __tc6393xb_gpio_set(chip, offset, value); + + doecr = ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8)); + doecr |= TC_GPIO_BIT(offset); + iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8)); + + spin_unlock_irqrestore(&tc6393xb->lock, flags); + + return 0; +} + +static int tc6393xb_register_gpio(struct tc6393xb *tc6393xb, int gpio_base) +{ + tc6393xb->gpio.label = "tc6393xb"; + tc6393xb->gpio.base = gpio_base; + tc6393xb->gpio.ngpio = 16; + tc6393xb->gpio.set = tc6393xb_gpio_set; + tc6393xb->gpio.get = tc6393xb_gpio_get; + tc6393xb->gpio.direction_input = tc6393xb_gpio_direction_input; + tc6393xb->gpio.direction_output = tc6393xb_gpio_direction_output; + + return gpiochip_add(&tc6393xb->gpio); +} + +/*--------------------------------------------------------------------------*/ + +static void +tc6393xb_irq(unsigned int irq, struct irq_desc *desc) +{ + struct tc6393xb *tc6393xb = get_irq_data(irq); + unsigned int isr; + unsigned int i, irq_base; + + irq_base = tc6393xb->irq_base; + + while ((isr = ioread8(tc6393xb->scr + SCR_ISR) & + ~ioread8(tc6393xb->scr + SCR_IMR))) + for (i = 0; i < TC6393XB_NR_IRQS; i++) { + if (isr & (1 << i)) + generic_handle_irq(irq_base + i); + } +} + +static void tc6393xb_irq_ack(unsigned int irq) +{ +} + +static void tc6393xb_irq_mask(unsigned int irq) +{ + struct tc6393xb *tc6393xb = get_irq_chip_data(irq); + unsigned long flags; + u8 imr; + + spin_lock_irqsave(&tc6393xb->lock, flags); + imr = ioread8(tc6393xb->scr + SCR_IMR); + imr |= 1 << (irq - tc6393xb->irq_base); + iowrite8(imr, tc6393xb->scr + SCR_IMR); + spin_unlock_irqrestore(&tc6393xb->lock, flags); +} + +static void tc6393xb_irq_unmask(unsigned int irq) +{ + struct tc6393xb *tc6393xb = get_irq_chip_data(irq); + unsigned long flags; + u8 imr; + + spin_lock_irqsave(&tc6393xb->lock, flags); + imr = ioread8(tc6393xb->scr + SCR_IMR); + imr &= ~(1 << (irq - tc6393xb->irq_base)); + iowrite8(imr, tc6393xb->scr + SCR_IMR); + spin_unlock_irqrestore(&tc6393xb->lock, flags); +} + +static struct irq_chip tc6393xb_chip = { + .name = "tc6393xb", + .ack = tc6393xb_irq_ack, + .mask = tc6393xb_irq_mask, + .unmask = tc6393xb_irq_unmask, +}; + +static void tc6393xb_attach_irq(struct platform_device *dev) +{ + struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + unsigned int irq, irq_base; + + irq_base = tc6393xb->irq_base; + + for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) { + set_irq_chip(irq, &tc6393xb_chip); + set_irq_chip_data(irq, tc6393xb); + set_irq_handler(irq, handle_edge_irq); + set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); + } + + set_irq_type(tc6393xb->irq, IRQT_FALLING); + set_irq_data(tc6393xb->irq, tc6393xb); + set_irq_chained_handler(tc6393xb->irq, tc6393xb_irq); +} + +static void tc6393xb_detach_irq(struct platform_device *dev) +{ + struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + unsigned int irq, irq_base; + + set_irq_chained_handler(tc6393xb->irq, NULL); + set_irq_data(tc6393xb->irq, NULL); + + irq_base = tc6393xb->irq_base; + + for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) { + set_irq_flags(irq, 0); + set_irq_chip(irq, NULL); + set_irq_chip_data(irq, NULL); + } +} + +/*--------------------------------------------------------------------------*/ + +static int tc6393xb_hw_init(struct platform_device *dev) +{ + struct tc6393xb_platform_data *tcpd = dev->dev.platform_data; + struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + int i; + + iowrite8(tc6393xb->suspend_state.fer, tc6393xb->scr + SCR_FER); + iowrite16(tcpd->scr_pll2cr, tc6393xb->scr + SCR_PLL2CR); + iowrite16(tc6393xb->suspend_state.ccr, tc6393xb->scr + SCR_CCR); + iowrite16(SCR_MCR_RDY_OPENDRAIN | SCR_MCR_RDY_UNK | SCR_MCR_RDY_EN | + SCR_MCR_INT_OPENDRAIN | SCR_MCR_INT_UNK | SCR_MCR_INT_EN | + BIT(15), tc6393xb->scr + SCR_MCR); + iowrite16(tcpd->scr_gper, tc6393xb->scr + SCR_GPER); + iowrite8(0, tc6393xb->scr + SCR_IRR); + iowrite8(0xbf, tc6393xb->scr + SCR_IMR); + + for (i = 0; i < 3; i++) { + iowrite8(tc6393xb->suspend_state.gpo_dsr[i], + tc6393xb->scr + SCR_GPO_DSR(i)); + iowrite8(tc6393xb->suspend_state.gpo_doecr[i], + tc6393xb->scr + SCR_GPO_DOECR(i)); + iowrite8(tc6393xb->suspend_state.gpi_bcr[i], + tc6393xb->scr + SCR_GPI_BCR(i)); + } + + return 0; +} + +static int __devinit tc6393xb_probe(struct platform_device *dev) +{ + struct tc6393xb_platform_data *tcpd = dev->dev.platform_data; + struct tc6393xb *tc6393xb; + struct resource *iomem; + struct resource *rscr; + int retval, temp; + int i; + + iomem = platform_get_resource(dev, IORESOURCE_MEM, 0); + if (!iomem) + return -EINVAL; + + tc6393xb = kzalloc(sizeof *tc6393xb, GFP_KERNEL); + if (!tc6393xb) { + retval = -ENOMEM; + goto err_kzalloc; + } + + spin_lock_init(&tc6393xb->lock); + + platform_set_drvdata(dev, tc6393xb); + tc6393xb->iomem = iomem; + tc6393xb->irq = platform_get_irq(dev, 0); + tc6393xb->irq_base = tcpd->irq_base; + + tc6393xb->clk = clk_get(&dev->dev, "GPIO27_CLK" /* "CK3P6MI" */); + if (IS_ERR(tc6393xb->clk)) { + retval = PTR_ERR(tc6393xb->clk); + goto err_clk_get; + } + + rscr = &tc6393xb->rscr; + rscr->name = "tc6393xb-core"; + rscr->start = iomem->start; + rscr->end = iomem->start + 0xff; + rscr->flags = IORESOURCE_MEM; + + retval = request_resource(iomem, rscr); + if (retval) + goto err_request_scr; + + tc6393xb->scr = ioremap(rscr->start, rscr->end - rscr->start + 1); + if (!tc6393xb->scr) { + retval = -ENOMEM; + goto err_ioremap; + } + + retval = clk_enable(tc6393xb->clk); + if (retval) + goto err_clk_enable; + + retval = tcpd->enable(dev); + if (retval) + goto err_enable; + + tc6393xb->suspend_state.fer = 0; + for (i = 0; i < 3; i++) { + tc6393xb->suspend_state.gpo_dsr[i] = + (tcpd->scr_gpo_dsr >> (8 * i)) & 0xff; + tc6393xb->suspend_state.gpo_doecr[i] = + (tcpd->scr_gpo_doecr >> (8 * i)) & 0xff; + } + /* + * It may be necessary to change this back to + * platform-dependant code + */ + tc6393xb->suspend_state.ccr = SCR_CCR_UNK1 | + SCR_CCR_HCLK_48; + + retval = tc6393xb_hw_init(dev); + if (retval) + goto err_hw_init; + + printk(KERN_INFO "Toshiba tc6393xb revision %d at 0x%08lx, irq %d\n", + ioread8(tc6393xb->scr + SCR_REVID), + (unsigned long) iomem->start, tc6393xb->irq); + + tc6393xb->gpio.base = -1; + + if (tcpd->gpio_base >= 0) { + retval = tc6393xb_register_gpio(tc6393xb, tcpd->gpio_base); + if (retval) + goto err_gpio_add; + } + + if (tc6393xb->irq) + tc6393xb_attach_irq(dev); + + tc6393xb_cells[TC6393XB_CELL_NAND].driver_data = tcpd->nand_data; + + retval = mfd_add_devices(dev, + tc6393xb_cells, ARRAY_SIZE(tc6393xb_cells), + iomem, tcpd->irq_base); + + return 0; + + if (tc6393xb->irq) + tc6393xb_detach_irq(dev); + +err_gpio_add: + if (tc6393xb->gpio.base != -1) + temp = gpiochip_remove(&tc6393xb->gpio); +err_hw_init: + tcpd->disable(dev); +err_clk_enable: + clk_disable(tc6393xb->clk); +err_enable: + iounmap(tc6393xb->scr); +err_ioremap: + release_resource(&tc6393xb->rscr); +err_request_scr: + clk_put(tc6393xb->clk); +err_clk_get: + kfree(tc6393xb); +err_kzalloc: + return retval; +} + +static int __devexit tc6393xb_remove(struct platform_device *dev) +{ + struct tc6393xb_platform_data *tcpd = dev->dev.platform_data; + struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + int ret; + + mfd_remove_devices(dev); + + if (tc6393xb->irq) + tc6393xb_detach_irq(dev); + + if (tc6393xb->gpio.base != -1) { + ret = gpiochip_remove(&tc6393xb->gpio); + if (ret) { + dev_err(&dev->dev, "Can't remove gpio chip: %d\n", ret); + return ret; + } + } + + ret = tcpd->disable(dev); + + clk_disable(tc6393xb->clk); + + iounmap(tc6393xb->scr); + + release_resource(&tc6393xb->rscr); + + platform_set_drvdata(dev, NULL); + + clk_put(tc6393xb->clk); + + kfree(tc6393xb); + + return ret; +} + +#ifdef CONFIG_PM +static int tc6393xb_suspend(struct platform_device *dev, pm_message_t state) +{ + struct tc6393xb_platform_data *tcpd = dev->dev.platform_data; + struct tc6393xb *tc6393xb = platform_get_drvdata(dev); + int i; + + + tc6393xb->suspend_state.ccr = ioread16(tc6393xb->scr + SCR_CCR); + tc6393xb->suspend_state.fer = ioread8(tc6393xb->scr + SCR_FER); + + for (i = 0; i < 3; i++) { + tc6393xb->suspend_state.gpo_dsr[i] = + ioread8(tc6393xb->scr + SCR_GPO_DSR(i)); + tc6393xb->suspend_state.gpo_doecr[i] = + ioread8(tc6393xb->scr + SCR_GPO_DOECR(i)); + tc6393xb->suspend_state.gpi_bcr[i] = + ioread8(tc6393xb->scr + SCR_GPI_BCR(i)); + } + + return tcpd->suspend(dev); +} + +static int tc6393xb_resume(struct platform_device *dev) +{ + struct tc6393xb_platform_data *tcpd = dev->dev.platform_data; + int ret = tcpd->resume(dev); + + if (ret) + return ret; + + return tc6393xb_hw_init(dev); +} +#else +#define tc6393xb_suspend NULL +#define tc6393xb_resume NULL +#endif + +static struct platform_driver tc6393xb_driver = { + .probe = tc6393xb_probe, + .remove = __devexit_p(tc6393xb_remove), + .suspend = tc6393xb_suspend, + .resume = tc6393xb_resume, + + .driver = { + .name = "tc6393xb", + .owner = THIS_MODULE, + }, +}; + +static int __init tc6393xb_init(void) +{ + return platform_driver_register(&tc6393xb_driver); +} + +static void __exit tc6393xb_exit(void) +{ + platform_driver_unregister(&tc6393xb_driver); +} + +subsys_initcall(tc6393xb_init); +module_exit(tc6393xb_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov and Dirk Opfer"); +MODULE_DESCRIPTION("tc6393xb Toshiba Mobile IO Controller"); +MODULE_ALIAS("platform:tc6393xb"); diff --git a/drivers/mtd/nand/cmx270_nand.c b/drivers/mtd/nand/cmx270_nand.c index cb663ef..fc8529b 100644 --- a/drivers/mtd/nand/cmx270_nand.c +++ b/drivers/mtd/nand/cmx270_nand.c @@ -20,9 +20,11 @@ #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> +#include <linux/gpio.h> #include <asm/io.h> #include <asm/irq.h> +#include <asm/mach-types.h> #include <asm/arch/hardware.h> #include <asm/arch/pxa-regs.h> @@ -30,20 +32,6 @@ #define GPIO_NAND_CS (11) #define GPIO_NAND_RB (89) -/* This macro needed to ensure in-order operation of GPIO and local - * bus. Without both asm command and dummy uncached read there're - * states when NAND access is broken. I've looked for such macro(s) in - * include/asm-arm but found nothing approptiate. - * dmac_clean_range is close, but is makes cache invalidation - * unnecessary here and it cannot be used in module - */ -#define DRAIN_WB() \ - do { \ - unsigned char dummy; \ - asm volatile ("mcr p15, 0, r0, c7, c10, 4":::"r0"); \ - dummy=*((unsigned char*)UNCACHED_ADDR); \ - } while(0) - /* MTD structure for CM-X270 board */ static struct mtd_info *cmx270_nand_mtd; @@ -103,14 +91,14 @@ static int cmx270_verify_buf(struct mtd_info *mtd, const u_char *buf, int len) static inline void nand_cs_on(void) { - GPCR(GPIO_NAND_CS) = GPIO_bit(GPIO_NAND_CS); + gpio_set_value(GPIO_NAND_CS, 0); } static void nand_cs_off(void) { - DRAIN_WB(); + dsb(); - GPSR(GPIO_NAND_CS) = GPIO_bit(GPIO_NAND_CS); + gpio_set_value(GPIO_NAND_CS, 1); } /* @@ -122,7 +110,7 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat, struct nand_chip* this = mtd->priv; unsigned int nandaddr = (unsigned int)this->IO_ADDR_W; - DRAIN_WB(); + dsb(); if (ctrl & NAND_CTRL_CHANGE) { if ( ctrl & NAND_ALE ) @@ -139,12 +127,12 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat, nand_cs_off(); } - DRAIN_WB(); + dsb(); this->IO_ADDR_W = (void __iomem*)nandaddr; if (dat != NAND_CMD_NONE) writel((dat << 16), this->IO_ADDR_W); - DRAIN_WB(); + dsb(); } /* @@ -152,9 +140,9 @@ static void cmx270_hwcontrol(struct mtd_info *mtd, int dat, */ static int cmx270_device_ready(struct mtd_info *mtd) { - DRAIN_WB(); + dsb(); - return (GPLR(GPIO_NAND_RB) & GPIO_bit(GPIO_NAND_RB)); + return (gpio_get_value(GPIO_NAND_RB)); } /* @@ -168,20 +156,40 @@ static int cmx270_init(void) int mtd_parts_nb = 0; int ret; + if (!machine_is_armcore()) + return -ENODEV; + + ret = gpio_request(GPIO_NAND_CS, "NAND CS"); + if (ret) { + pr_warning("CM-X270: failed to request NAND CS gpio\n"); + return ret; + } + + gpio_direction_output(GPIO_NAND_CS, 1); + + ret = gpio_request(GPIO_NAND_RB, "NAND R/B"); + if (ret) { + pr_warning("CM-X270: failed to request NAND R/B gpio\n"); + goto err_gpio_request; + } + + gpio_direction_input(GPIO_NAND_RB); + /* Allocate memory for MTD device structure and private data */ cmx270_nand_mtd = kzalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL); if (!cmx270_nand_mtd) { - printk("Unable to allocate CM-X270 NAND MTD device structure.\n"); - return -ENOMEM; + pr_debug("Unable to allocate CM-X270 NAND MTD device structure.\n"); + ret = -ENOMEM; + goto err_kzalloc; } cmx270_nand_io = ioremap(PXA_CS1_PHYS, 12); if (!cmx270_nand_io) { - printk("Unable to ioremap NAND device\n"); + pr_debug("Unable to ioremap NAND device\n"); ret = -EINVAL; - goto err1; + goto err_ioremap; } /* Get pointer to private data */ @@ -209,9 +217,9 @@ static int cmx270_init(void) /* Scan to find existence of the device */ if (nand_scan (cmx270_nand_mtd, 1)) { - printk(KERN_NOTICE "No NAND device\n"); + pr_notice("No NAND device\n"); ret = -ENXIO; - goto err2; + goto err_scan; } #ifdef CONFIG_MTD_CMDLINE_PARTS @@ -229,18 +237,22 @@ static int cmx270_init(void) } /* Register the partitions */ - printk(KERN_NOTICE "Using %s partition definition\n", part_type); + pr_notice("Using %s partition definition\n", part_type); ret = add_mtd_partitions(cmx270_nand_mtd, mtd_parts, mtd_parts_nb); if (ret) - goto err2; + goto err_scan; /* Return happy */ return 0; -err2: +err_scan: iounmap(cmx270_nand_io); -err1: +err_ioremap: kfree(cmx270_nand_mtd); +err_kzalloc: + gpio_free(GPIO_NAND_RB); +err_gpio_request: + gpio_free(GPIO_NAND_CS); return ret; @@ -255,6 +267,9 @@ static void cmx270_cleanup(void) /* Release resources, unregister device */ nand_release(cmx270_nand_mtd); + gpio_free(GPIO_NAND_RB); + gpio_free(GPIO_NAND_CS); + iounmap(cmx270_nand_io); /* Free the MTD device structure */ diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c index f2051b2..2040965 100644 --- a/drivers/net/smc91x.c +++ b/drivers/net/smc91x.c @@ -308,7 +308,7 @@ static void smc_reset(struct net_device *dev) * can't handle it then there will be no recovery except for * a hard reset or power cycle */ - if (nowait) + if (lp->cfg.flags & SMC91X_NOWAIT) cfg |= CONFIG_NO_WAIT; /* @@ -1939,8 +1939,11 @@ static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr, if (retval) goto err_out; -#ifdef SMC_USE_PXA_DMA - { +#ifdef CONFIG_ARCH_PXA +# ifdef SMC_USE_PXA_DMA + lp->cfg.flags |= SMC91X_USE_DMA; +# endif + if (lp->cfg.flags & SMC91X_USE_DMA) { int dma = pxa_request_dma(dev->name, DMA_PRIO_LOW, smc_pxa_dma_irq, NULL); if (dma >= 0) @@ -1980,7 +1983,7 @@ static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr, } err_out: -#ifdef SMC_USE_PXA_DMA +#ifdef CONFIG_ARCH_PXA if (retval && dev->dma != (unsigned char)-1) pxa_free_dma(dev->dma); #endif @@ -2050,9 +2053,11 @@ static int smc_enable_device(struct platform_device *pdev) return 0; } -static int smc_request_attrib(struct platform_device *pdev) +static int smc_request_attrib(struct platform_device *pdev, + struct net_device *ndev) { struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib"); + struct smc_local *lp = netdev_priv(ndev); if (!res) return 0; @@ -2063,9 +2068,11 @@ static int smc_request_attrib(struct platform_device *pdev) return 0; } -static void smc_release_attrib(struct platform_device *pdev) +static void smc_release_attrib(struct platform_device *pdev, + struct net_device *ndev) { struct resource * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-attrib"); + struct smc_local *lp = netdev_priv(ndev); if (res) release_mem_region(res->start, ATTRIB_SIZE); @@ -2123,27 +2130,14 @@ static int smc_drv_probe(struct platform_device *pdev) struct net_device *ndev; struct resource *res, *ires; unsigned int __iomem *addr; + unsigned long irq_flags = SMC_IRQ_FLAGS; int ret; - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs"); - if (!res) - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - ret = -ENODEV; - goto out; - } - - - if (!request_mem_region(res->start, SMC_IO_EXTENT, CARDNAME)) { - ret = -EBUSY; - goto out; - } - ndev = alloc_etherdev(sizeof(struct smc_local)); if (!ndev) { printk("%s: could not allocate device.\n", CARDNAME); ret = -ENOMEM; - goto out_release_io; + goto out; } SET_NETDEV_DEV(ndev, &pdev->dev); @@ -2152,37 +2146,47 @@ static int smc_drv_probe(struct platform_device *pdev) */ lp = netdev_priv(ndev); - lp->cfg.irq_flags = SMC_IRQ_FLAGS; -#ifdef SMC_DYNAMIC_BUS_CONFIG - if (pd) + if (pd) { memcpy(&lp->cfg, pd, sizeof(lp->cfg)); - else { - lp->cfg.flags = SMC91X_USE_8BIT; - lp->cfg.flags |= SMC91X_USE_16BIT; - lp->cfg.flags |= SMC91X_USE_32BIT; + lp->io_shift = SMC91X_IO_SHIFT(lp->cfg.flags); + } else { + lp->cfg.flags |= (SMC_CAN_USE_8BIT) ? SMC91X_USE_8BIT : 0; + lp->cfg.flags |= (SMC_CAN_USE_16BIT) ? SMC91X_USE_16BIT : 0; + lp->cfg.flags |= (SMC_CAN_USE_32BIT) ? SMC91X_USE_32BIT : 0; + lp->cfg.flags |= (nowait) ? SMC91X_NOWAIT : 0; } - lp->cfg.flags &= ~(SMC_CAN_USE_8BIT ? 0 : SMC91X_USE_8BIT); - lp->cfg.flags &= ~(SMC_CAN_USE_16BIT ? 0 : SMC91X_USE_16BIT); - lp->cfg.flags &= ~(SMC_CAN_USE_32BIT ? 0 : SMC91X_USE_32BIT); -#endif - ndev->dma = (unsigned char)-1; + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs"); + if (!res) + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + ret = -ENODEV; + goto out_free_netdev; + } + + + if (!request_mem_region(res->start, SMC_IO_EXTENT, CARDNAME)) { + ret = -EBUSY; + goto out_free_netdev; + } + ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!ires) { ret = -ENODEV; - goto out_free_netdev; + goto out_release_io; } ndev->irq = ires->start; - if (SMC_IRQ_FLAGS == -1) - lp->cfg.irq_flags = ires->flags & IRQF_TRIGGER_MASK; - ret = smc_request_attrib(pdev); + if (ires->flags & IRQF_TRIGGER_MASK) + irq_flags = ires->flags & IRQF_TRIGGER_MASK; + + ret = smc_request_attrib(pdev, ndev); if (ret) - goto out_free_netdev; + goto out_release_io; #if defined(CONFIG_SA1100_ASSABET) NCR_0 |= NCR_ENET_OSC_EN; #endif @@ -2197,7 +2201,7 @@ static int smc_drv_probe(struct platform_device *pdev) goto out_release_attrib; } -#ifdef SMC_USE_PXA_DMA +#ifdef CONFIG_ARCH_PXA { struct smc_local *lp = netdev_priv(ndev); lp->device = &pdev->dev; @@ -2205,7 +2209,7 @@ static int smc_drv_probe(struct platform_device *pdev) } #endif - ret = smc_probe(ndev, addr, lp->cfg.irq_flags); + ret = smc_probe(ndev, addr, irq_flags); if (ret != 0) goto out_iounmap; @@ -2217,11 +2221,11 @@ static int smc_drv_probe(struct platform_device *pdev) platform_set_drvdata(pdev, NULL); iounmap(addr); out_release_attrib: - smc_release_attrib(pdev); - out_free_netdev: - free_netdev(ndev); + smc_release_attrib(pdev, ndev); out_release_io: release_mem_region(res->start, SMC_IO_EXTENT); + out_free_netdev: + free_netdev(ndev); out: printk("%s: not found (%d).\n", CARDNAME, ret); @@ -2240,14 +2244,14 @@ static int smc_drv_remove(struct platform_device *pdev) free_irq(ndev->irq, ndev); -#ifdef SMC_USE_PXA_DMA +#ifdef CONFIG_ARCH_PXA if (ndev->dma != (unsigned char)-1) pxa_free_dma(ndev->dma); #endif iounmap(lp->base); smc_release_datacs(pdev,ndev); - smc_release_attrib(pdev); + smc_release_attrib(pdev,ndev); res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs"); if (!res) diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index 86068186..22209b6 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -40,23 +40,46 @@ * Define your architecture specific bus configuration parameters here. */ -#if defined(CONFIG_ARCH_LUBBOCK) +#if defined(CONFIG_ARCH_LUBBOCK) ||\ + defined(CONFIG_MACH_MAINSTONE) ||\ + defined(CONFIG_MACH_ZYLONITE) ||\ + defined(CONFIG_MACH_LITTLETON) -/* We can only do 16-bit reads and writes in the static memory space. */ -#define SMC_CAN_USE_8BIT 0 +#include <asm/mach-types.h> + +/* Now the bus width is specified in the platform data + * pretend here to support all I/O access types + */ +#define SMC_CAN_USE_8BIT 1 #define SMC_CAN_USE_16BIT 1 -#define SMC_CAN_USE_32BIT 0 +#define SMC_CAN_USE_32BIT 1 #define SMC_NOWAIT 1 -/* The first two address lines aren't connected... */ -#define SMC_IO_SHIFT 2 +#define SMC_IO_SHIFT (lp->io_shift) +#define SMC_inb(a, r) readb((a) + (r)) #define SMC_inw(a, r) readw((a) + (r)) -#define SMC_outw(v, a, r) writew(v, (a) + (r)) +#define SMC_inl(a, r) readl((a) + (r)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outl(v, a, r) writel(v, (a) + (r)) #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) +#define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) +#define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) #define SMC_IRQ_FLAGS (-1) /* from resource */ +/* We actually can't write halfwords properly if not word aligned */ +static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg) +{ + if (machine_is_mainstone() && reg & 2) { + unsigned int v = val << 16; + v |= readl(ioaddr + (reg & ~2)) & 0xffff; + writel(v, ioaddr + (reg & ~2)); + } else { + writew(val, ioaddr + reg); + } +} + #elif defined(CONFIG_BLACKFIN) #define SMC_IRQ_FLAGS IRQF_TRIGGER_HIGH @@ -195,7 +218,6 @@ #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) #elif defined(CONFIG_ARCH_INNOKOM) || \ - defined(CONFIG_MACH_MAINSTONE) || \ defined(CONFIG_ARCH_PXA_IDP) || \ defined(CONFIG_ARCH_RAMSES) || \ defined(CONFIG_ARCH_PCM027) @@ -229,22 +251,6 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg) } } -#elif defined(CONFIG_MACH_ZYLONITE) - -#define SMC_CAN_USE_8BIT 1 -#define SMC_CAN_USE_16BIT 1 -#define SMC_CAN_USE_32BIT 0 -#define SMC_IO_SHIFT 0 -#define SMC_NOWAIT 1 -#define SMC_USE_PXA_DMA 1 -#define SMC_inb(a, r) readb((a) + (r)) -#define SMC_inw(a, r) readw((a) + (r)) -#define SMC_insw(a, r, p, l) insw((a) + (r), p, l) -#define SMC_outsw(a, r, p, l) outsw((a) + (r), p, l) -#define SMC_outb(v, a, r) writeb(v, (a) + (r)) -#define SMC_outw(v, a, r) writew(v, (a) + (r)) -#define SMC_IRQ_FLAGS (-1) /* from resource */ - #elif defined(CONFIG_ARCH_OMAP) /* We can only do 16-bit reads and writes in the static memory space. */ @@ -454,7 +460,6 @@ static inline void LPD7_SMC_outsw (unsigned char* a, int r, #define RPC_LSA_DEFAULT RPC_LED_100_10 #define RPC_LSB_DEFAULT RPC_LED_TX_RX -#define SMC_DYNAMIC_BUS_CONFIG #endif @@ -493,7 +498,7 @@ struct smc_local { spinlock_t lock; -#ifdef SMC_USE_PXA_DMA +#ifdef CONFIG_ARCH_PXA /* DMA needs the physical address of the chip */ u_long physaddr; struct device *device; @@ -501,20 +506,17 @@ struct smc_local { void __iomem *base; void __iomem *datacs; + /* the low address lines on some platforms aren't connected... */ + int io_shift; + struct smc91x_platdata cfg; }; -#ifdef SMC_DYNAMIC_BUS_CONFIG -#define SMC_8BIT(p) (((p)->cfg.flags & SMC91X_USE_8BIT) && SMC_CAN_USE_8BIT) -#define SMC_16BIT(p) (((p)->cfg.flags & SMC91X_USE_16BIT) && SMC_CAN_USE_16BIT) -#define SMC_32BIT(p) (((p)->cfg.flags & SMC91X_USE_32BIT) && SMC_CAN_USE_32BIT) -#else -#define SMC_8BIT(p) SMC_CAN_USE_8BIT -#define SMC_16BIT(p) SMC_CAN_USE_16BIT -#define SMC_32BIT(p) SMC_CAN_USE_32BIT -#endif +#define SMC_8BIT(p) ((p)->cfg.flags & SMC91X_USE_8BIT) +#define SMC_16BIT(p) ((p)->cfg.flags & SMC91X_USE_16BIT) +#define SMC_32BIT(p) ((p)->cfg.flags & SMC91X_USE_32BIT) -#ifdef SMC_USE_PXA_DMA +#ifdef CONFIG_ARCH_PXA /* * Let's use the DMA engine on the XScale PXA2xx for RX packets. This is * always happening in irq context so no need to worry about races. TX is @@ -608,7 +610,7 @@ smc_pxa_dma_irq(int dma, void *dummy) { DCSR(dma) = 0; } -#endif /* SMC_USE_PXA_DMA */ +#endif /* CONFIG_ARCH_PXA */ /* diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index e45402a..e0f8840 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -219,7 +219,8 @@ config PCMCIA_SA1111 config PCMCIA_PXA2XX tristate "PXA2xx support" depends on ARM && ARCH_PXA && PCMCIA - depends on ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL || MACH_ARMCORE + depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \ + || MACH_ARMCORE || ARCH_PXA_PALM) help Say Y here to include support for the PXA2xx PCMCIA controller diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index 85c6cc9..269a9e9 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -72,4 +72,5 @@ pxa2xx_cs-$(CONFIG_ARCH_LUBBOCK) += pxa2xx_lubbock.o sa1111_generic.o pxa2xx_cs-$(CONFIG_MACH_MAINSTONE) += pxa2xx_mainstone.o pxa2xx_cs-$(CONFIG_PXA_SHARPSL) += pxa2xx_sharpsl.o pxa2xx_cs-$(CONFIG_MACH_ARMCORE) += pxa2xx_cm_x270.o +pxa2xx_cs-$(CONFIG_MACH_PALMTX) += pxa2xx_palmtx.o diff --git a/drivers/pcmcia/pxa2xx_cm_x270.c b/drivers/pcmcia/pxa2xx_cm_x270.c index f123fce..bb95db7 100644 --- a/drivers/pcmcia/pxa2xx_cm_x270.c +++ b/drivers/pcmcia/pxa2xx_cm_x270.c @@ -5,83 +5,60 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * - * Compulab Ltd., 2003, 2007 + * Compulab Ltd., 2003, 2007, 2008 * Mike Rapoport <mike@compulab.co.il> * */ -#include <linux/kernel.h> -#include <linux/sched.h> #include <linux/platform_device.h> #include <linux/irq.h> #include <linux/delay.h> +#include <linux/gpio.h> -#include <pcmcia/ss.h> -#include <asm/hardware.h> #include <asm/mach-types.h> - #include <asm/arch/pxa-regs.h> -#include <asm/arch/pxa2xx-gpio.h> -#include <asm/arch/cm-x270.h> #include "soc_common.h" +#define GPIO_PCMCIA_S0_CD_VALID (84) +#define GPIO_PCMCIA_S0_RDYINT (82) +#define GPIO_PCMCIA_RESET (53) + +#define PCMCIA_S0_CD_VALID IRQ_GPIO(GPIO_PCMCIA_S0_CD_VALID) +#define PCMCIA_S0_RDYINT IRQ_GPIO(GPIO_PCMCIA_S0_RDYINT) + + static struct pcmcia_irqs irqs[] = { { 0, PCMCIA_S0_CD_VALID, "PCMCIA0 CD" }, - { 1, PCMCIA_S1_CD_VALID, "PCMCIA1 CD" }, }; static int cmx270_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { - GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) | - GPIO_bit(GPIO49_nPWE) | - GPIO_bit(GPIO50_nPIOR) | - GPIO_bit(GPIO51_nPIOW) | - GPIO_bit(GPIO85_nPCE_1) | - GPIO_bit(GPIO54_nPCE_2); - - pxa_gpio_mode(GPIO48_nPOE_MD); - pxa_gpio_mode(GPIO49_nPWE_MD); - pxa_gpio_mode(GPIO50_nPIOR_MD); - pxa_gpio_mode(GPIO51_nPIOW_MD); - pxa_gpio_mode(GPIO85_nPCE_1_MD); - pxa_gpio_mode(GPIO54_nPCE_2_MD); - pxa_gpio_mode(GPIO55_nPREG_MD); - pxa_gpio_mode(GPIO56_nPWAIT_MD); - pxa_gpio_mode(GPIO57_nIOIS16_MD); - - /* Reset signal */ - pxa_gpio_mode(GPIO53_nPCE_2 | GPIO_OUT); - GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2); - - set_irq_type(PCMCIA_S0_CD_VALID, IRQ_TYPE_EDGE_BOTH); - set_irq_type(PCMCIA_S1_CD_VALID, IRQ_TYPE_EDGE_BOTH); - - /* irq's for slots: */ - set_irq_type(PCMCIA_S0_RDYINT, IRQ_TYPE_EDGE_FALLING); - set_irq_type(PCMCIA_S1_RDYINT, IRQ_TYPE_EDGE_FALLING); - - skt->irq = (skt->nr == 0) ? PCMCIA_S0_RDYINT : PCMCIA_S1_RDYINT; - return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); + int ret = gpio_request(GPIO_PCMCIA_RESET, "PCCard reset"); + if (ret) + return ret; + gpio_direction_output(GPIO_PCMCIA_RESET, 0); + + skt->irq = PCMCIA_S0_RDYINT; + ret = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); + if (!ret) + gpio_free(GPIO_PCMCIA_RESET); + + return ret; } static void cmx270_pcmcia_shutdown(struct soc_pcmcia_socket *skt) { soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs)); - - set_irq_type(IRQ_TO_GPIO(PCMCIA_S0_CD_VALID), IRQ_TYPE_NONE); - set_irq_type(IRQ_TO_GPIO(PCMCIA_S1_CD_VALID), IRQ_TYPE_NONE); - - set_irq_type(IRQ_TO_GPIO(PCMCIA_S0_RDYINT), IRQ_TYPE_NONE); - set_irq_type(IRQ_TO_GPIO(PCMCIA_S1_RDYINT), IRQ_TYPE_NONE); + gpio_free(GPIO_PCMCIA_RESET); } static void cmx270_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_state *state) { - state->detect = (PCC_DETECT(skt->nr) == 0) ? 1 : 0; - state->ready = (PCC_READY(skt->nr) == 0) ? 0 : 1; + state->detect = (gpio_get_value(GPIO_PCMCIA_S0_CD_VALID) == 0) ? 1 : 0; + state->ready = (gpio_get_value(GPIO_PCMCIA_S0_RDYINT) == 0) ? 0 : 1; state->bvd1 = 1; state->bvd2 = 1; state->vs_3v = 0; @@ -93,32 +70,16 @@ static void cmx270_pcmcia_socket_state(struct soc_pcmcia_socket *skt, static int cmx270_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state) { - GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE); - pxa_gpio_mode(GPIO49_nPWE | GPIO_OUT); - switch (skt->nr) { case 0: if (state->flags & SS_RESET) { - GPCR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE); - GPSR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2); - udelay(10); - GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2); - GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE); - } - break; - case 1: - if (state->flags & SS_RESET) { - GPCR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE); - GPSR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2); + gpio_set_value(GPIO_PCMCIA_RESET, 1); udelay(10); - GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2); - GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE); + gpio_set_value(GPIO_PCMCIA_RESET, 0); } break; } - pxa_gpio_mode(GPIO49_nPWE_MD); - return 0; } @@ -139,7 +100,7 @@ static struct pcmcia_low_level cmx270_pcmcia_ops __initdata = { .configure_socket = cmx270_pcmcia_configure_socket, .socket_init = cmx270_pcmcia_socket_init, .socket_suspend = cmx270_pcmcia_socket_suspend, - .nr = 2, + .nr = 1, }; static struct platform_device *cmx270_pcmcia_device; diff --git a/drivers/pcmcia/pxa2xx_palmtx.c b/drivers/pcmcia/pxa2xx_palmtx.c new file mode 100644 index 0000000..4abde19 --- /dev/null +++ b/drivers/pcmcia/pxa2xx_palmtx.c @@ -0,0 +1,118 @@ +/* + * linux/drivers/pcmcia/pxa2xx_palmtx.c + * + * Driver for Palm T|X PCMCIA + * + * Copyright (C) 2007-2008 Marek Vasut <marek.vasut@gmail.com> + * + * 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/module.h> +#include <linux/platform_device.h> + +#include <asm/mach-types.h> + +#include <asm/arch/gpio.h> +#include <asm/arch/palmtx.h> + +#include "soc_common.h" + +static int palmtx_pcmcia_hw_init(struct soc_pcmcia_socket *skt) +{ + skt->irq = IRQ_GPIO(GPIO_NR_PALMTX_PCMCIA_READY); + return 0; +} + +static void palmtx_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) +{ +} + +static void palmtx_pcmcia_socket_state(struct soc_pcmcia_socket *skt, + struct pcmcia_state *state) +{ + state->detect = 1; /* always inserted */ + state->ready = !!gpio_get_value(GPIO_NR_PALMTX_PCMCIA_READY); + state->bvd1 = 1; + state->bvd2 = 1; + state->wrprot = 0; + state->vs_3v = 1; + state->vs_Xv = 0; +} + +static int +palmtx_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, + const socket_state_t *state) +{ + gpio_set_value(GPIO_NR_PALMTX_PCMCIA_POWER1, 1); + gpio_set_value(GPIO_NR_PALMTX_PCMCIA_POWER2, 1); + gpio_set_value(GPIO_NR_PALMTX_PCMCIA_RESET, + !!(state->flags & SS_RESET)); + + return 0; +} + +static void palmtx_pcmcia_socket_init(struct soc_pcmcia_socket *skt) +{ +} + +static void palmtx_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) +{ +} + +static struct pcmcia_low_level palmtx_pcmcia_ops = { + .owner = THIS_MODULE, + + .first = 0, + .nr = 1, + + .hw_init = palmtx_pcmcia_hw_init, + .hw_shutdown = palmtx_pcmcia_hw_shutdown, + + .socket_state = palmtx_pcmcia_socket_state, + .configure_socket = palmtx_pcmcia_configure_socket, + + .socket_init = palmtx_pcmcia_socket_init, + .socket_suspend = palmtx_pcmcia_socket_suspend, +}; + +static struct platform_device *palmtx_pcmcia_device; + +static int __init palmtx_pcmcia_init(void) +{ + int ret; + + if (!machine_is_palmtx()) + return -ENODEV; + + palmtx_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1); + if (!palmtx_pcmcia_device) + return -ENOMEM; + + ret = platform_device_add_data(palmtx_pcmcia_device, &palmtx_pcmcia_ops, + sizeof(palmtx_pcmcia_ops)); + + if (!ret) + ret = platform_device_add(palmtx_pcmcia_device); + + if (ret) + platform_device_put(palmtx_pcmcia_device); + + return ret; +} + +static void __exit palmtx_pcmcia_exit(void) +{ + platform_device_unregister(palmtx_pcmcia_device); +} + +fs_initcall(palmtx_pcmcia_init); +module_exit(palmtx_pcmcia_exit); + +MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>"); +MODULE_DESCRIPTION("PCMCIA support for Palm T|X"); +MODULE_ALIAS("platform:pxa2xx-pcmcia"); +MODULE_LICENSE("GPL"); diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig index 58c806e..4d17d38 100644 --- a/drivers/power/Kconfig +++ b/drivers/power/Kconfig @@ -49,4 +49,10 @@ config BATTERY_OLPC help Say Y to enable support for the battery on the OLPC laptop. +config BATTERY_PALMTX + tristate "Palm T|X battery" + depends on MACH_PALMTX + help + Say Y to enable support for the battery in Palm T|X. + endif # POWER_SUPPLY diff --git a/drivers/power/Makefile b/drivers/power/Makefile index 6413ded..6f43a54 100644 --- a/drivers/power/Makefile +++ b/drivers/power/Makefile @@ -20,3 +20,4 @@ obj-$(CONFIG_APM_POWER) += apm_power.o obj-$(CONFIG_BATTERY_DS2760) += ds2760_battery.o obj-$(CONFIG_BATTERY_PMU) += pmu_battery.o obj-$(CONFIG_BATTERY_OLPC) += olpc_battery.o +obj-$(CONFIG_BATTERY_PALMTX) += palmtx_battery.o diff --git a/drivers/power/palmtx_battery.c b/drivers/power/palmtx_battery.c new file mode 100644 index 0000000..244bb27 --- /dev/null +++ b/drivers/power/palmtx_battery.c @@ -0,0 +1,198 @@ +/* + * linux/drivers/power/palmtx_battery.c + * + * Battery measurement code for Palm T|X Handheld computer + * + * based on tosa_battery.c + * + * Copyright (C) 2008 Marek Vasut <marek.vasut@gmail.com> + * + * 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/kernel.h> +#include <linux/module.h> +#include <linux/power_supply.h> +#include <linux/wm97xx.h> +#include <linux/delay.h> +#include <linux/spinlock.h> +#include <linux/interrupt.h> +#include <linux/gpio.h> + +#include <asm/mach-types.h> +#include <asm/arch/palmtx.h> + +static DEFINE_MUTEX(bat_lock); +static struct work_struct bat_work; +struct mutex work_lock; +int bat_status = POWER_SUPPLY_STATUS_DISCHARGING; + +static unsigned long palmtx_read_bat(struct power_supply *bat_ps) +{ + return wm97xx_read_aux_adc(bat_ps->dev->parent->driver_data, + WM97XX_AUX_ID3) * 1000 / 414; +} + +static unsigned long palmtx_read_temp(struct power_supply *bat_ps) +{ + return wm97xx_read_aux_adc(bat_ps->dev->parent->driver_data, + WM97XX_AUX_ID2); +} + +static int palmtx_bat_get_property(struct power_supply *bat_ps, + enum power_supply_property psp, + union power_supply_propval *val) +{ + switch (psp) { + case POWER_SUPPLY_PROP_STATUS: + val->intval = bat_status; + break; + case POWER_SUPPLY_PROP_TECHNOLOGY: + val->intval = POWER_SUPPLY_TECHNOLOGY_LIPO; + break; + case POWER_SUPPLY_PROP_VOLTAGE_NOW: + val->intval = palmtx_read_bat(bat_ps); + break; + case POWER_SUPPLY_PROP_VOLTAGE_MAX: + case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: + val->intval = PALMTX_BAT_MAX_VOLTAGE; + break; + case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: + val->intval = PALMTX_BAT_MIN_VOLTAGE; + break; + case POWER_SUPPLY_PROP_TEMP: + val->intval = palmtx_read_temp(bat_ps); + break; + case POWER_SUPPLY_PROP_PRESENT: + val->intval = 1; + break; + default: + return -EINVAL; + } + return 0; +} + +static void palmtx_bat_external_power_changed(struct power_supply *bat_ps) +{ + schedule_work(&bat_work); +} + +static char *status_text[] = { + [POWER_SUPPLY_STATUS_UNKNOWN] = "Unknown", + [POWER_SUPPLY_STATUS_CHARGING] = "Charging", + [POWER_SUPPLY_STATUS_DISCHARGING] = "Discharging", +}; + +static void palmtx_bat_update(struct power_supply *bat_ps) +{ + int old_status = bat_status; + + mutex_lock(&work_lock); + + bat_status = gpio_get_value(GPIO_NR_PALMTX_POWER_DETECT) ? + POWER_SUPPLY_STATUS_CHARGING : + POWER_SUPPLY_STATUS_DISCHARGING; + + if (old_status != bat_status) { + pr_debug("%s %s -> %s\n", bat_ps->name, + status_text[old_status], + status_text[bat_status]); + power_supply_changed(bat_ps); + } + + mutex_unlock(&work_lock); +} + +static enum power_supply_property palmtx_bat_main_props[] = { + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_TECHNOLOGY, + POWER_SUPPLY_PROP_VOLTAGE_NOW, + POWER_SUPPLY_PROP_VOLTAGE_MAX, + POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, + POWER_SUPPLY_PROP_TEMP, + POWER_SUPPLY_PROP_PRESENT, +}; + +struct power_supply bat_ps = { + .name = "main-battery", + .type = POWER_SUPPLY_TYPE_BATTERY, + .properties = palmtx_bat_main_props, + .num_properties = ARRAY_SIZE(palmtx_bat_main_props), + .get_property = palmtx_bat_get_property, + .external_power_changed = palmtx_bat_external_power_changed, + .use_for_apm = 1, +}; + +static void palmtx_bat_work(struct work_struct *work) +{ + palmtx_bat_update(&bat_ps); +} + +#ifdef CONFIG_PM +static int palmtx_bat_suspend(struct platform_device *dev, pm_message_t state) +{ + flush_scheduled_work(); + return 0; +} + +static int palmtx_bat_resume(struct platform_device *dev) +{ + schedule_work(&bat_work); + return 0; +} +#else +#define palmtx_bat_suspend NULL +#define palmtx_bat_resume NULL +#endif + +static int __devinit palmtx_bat_probe(struct platform_device *dev) +{ + int ret = 0; + + if (!machine_is_palmtx()) + return -ENODEV; + + mutex_init(&work_lock); + + INIT_WORK(&bat_work, palmtx_bat_work); + + ret = power_supply_register(&dev->dev, &bat_ps); + if (!ret) + schedule_work(&bat_work); + + return ret; +} + +static int __devexit palmtx_bat_remove(struct platform_device *dev) +{ + power_supply_unregister(&bat_ps); + return 0; +} + +static struct platform_driver palmtx_bat_driver = { + .driver.name = "wm97xx-battery", + .driver.owner = THIS_MODULE, + .probe = palmtx_bat_probe, + .remove = __devexit_p(palmtx_bat_remove), + .suspend = palmtx_bat_suspend, + .resume = palmtx_bat_resume, +}; + +static int __init palmtx_bat_init(void) +{ + return platform_driver_register(&palmtx_bat_driver); +} + +static void __exit palmtx_bat_exit(void) +{ + platform_driver_unregister(&palmtx_bat_driver); +} + +module_init(palmtx_bat_init); +module_exit(palmtx_bat_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>"); +MODULE_DESCRIPTION("Palm T|X battery driver"); diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c index fbd6289..8fb0066 100644 --- a/drivers/usb/gadget/pxa25x_udc.c +++ b/drivers/usb/gadget/pxa25x_udc.c @@ -152,9 +152,10 @@ static int is_vbus_present(void) static void pullup_off(void) { struct pxa2xx_udc_mach_info *mach = the_controller->mach; + int off_level = mach->gpio_pullup_inverted; if (mach->gpio_pullup) - gpio_set_value(mach->gpio_pullup, 0); + gpio_set_value(mach->gpio_pullup, off_level); else if (mach->udc_command) mach->udc_command(PXA2XX_UDC_CMD_DISCONNECT); } @@ -162,9 +163,10 @@ static void pullup_off(void) static void pullup_on(void) { struct pxa2xx_udc_mach_info *mach = the_controller->mach; + int on_level = !mach->gpio_pullup_inverted; if (mach->gpio_pullup) - gpio_set_value(mach->gpio_pullup, 1); + gpio_set_value(mach->gpio_pullup, on_level); else if (mach->udc_command) mach->udc_command(PXA2XX_UDC_CMD_CONNECT); } diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index d074626..bb25143 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -227,6 +227,22 @@ static int pxafb_bpp_to_lccr3(struct fb_var_screeninfo *var) case 4: ret = LCCR3_4BPP; break; case 8: ret = LCCR3_8BPP; break; case 16: ret = LCCR3_16BPP; break; + case 24: + switch (var->red.length + var->green.length + + var->blue.length + var->transp.length) { + case 18: ret = LCCR3_18BPP_P | LCCR3_PDFOR_3; break; + case 19: ret = LCCR3_19BPP_P; break; + } + break; + case 32: + switch (var->red.length + var->green.length + + var->blue.length + var->transp.length) { + case 18: ret = LCCR3_18BPP | LCCR3_PDFOR_3; break; + case 19: ret = LCCR3_19BPP; break; + case 24: ret = LCCR3_24BPP | LCCR3_PDFOR_3; break; + case 25: ret = LCCR3_25BPP; break; + } + break; } return ret; } @@ -345,6 +361,41 @@ static int pxafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) var->green.offset = 5; var->green.length = 6; var->blue.offset = 0; var->blue.length = 5; var->transp.offset = var->transp.length = 0; + } else if (var->bits_per_pixel > 16) { + struct pxafb_mode_info *mode; + + mode = pxafb_getmode(inf, var); + if (!mode) + return -EINVAL; + + switch (mode->depth) { + case 18: /* RGB666 */ + var->transp.offset = var->transp.length = 0; + var->red.offset = 12; var->red.length = 6; + var->green.offset = 6; var->green.length = 6; + var->blue.offset = 0; var->blue.length = 6; + break; + case 19: /* RGBT666 */ + var->transp.offset = 18; var->transp.length = 1; + var->red.offset = 12; var->red.length = 6; + var->green.offset = 6; var->green.length = 6; + var->blue.offset = 0; var->blue.length = 6; + break; + case 24: /* RGB888 */ + var->transp.offset = var->transp.length = 0; + var->red.offset = 16; var->red.length = 8; + var->green.offset = 8; var->green.length = 8; + var->blue.offset = 0; var->blue.length = 8; + break; + case 25: /* RGBT888 */ + var->transp.offset = 24; var->transp.length = 1; + var->red.offset = 16; var->red.length = 8; + var->green.offset = 8; var->green.length = 8; + var->blue.offset = 0; var->blue.length = 8; + break; + default: + return -EINVAL; + } } else { var->red.offset = var->green.offset = 0; var->blue.offset = var->transp.offset = 0; @@ -376,7 +427,7 @@ static int pxafb_set_par(struct fb_info *info) struct pxafb_info *fbi = (struct pxafb_info *)info; struct fb_var_screeninfo *var = &info->var; - if (var->bits_per_pixel == 16) + if (var->bits_per_pixel >= 16) fbi->fb.fix.visual = FB_VISUAL_TRUECOLOR; else if (!fbi->cmap_static) fbi->fb.fix.visual = FB_VISUAL_PSEUDOCOLOR; @@ -391,7 +442,7 @@ static int pxafb_set_par(struct fb_info *info) fbi->fb.fix.line_length = var->xres_virtual * var->bits_per_pixel / 8; - if (var->bits_per_pixel == 16) + if (var->bits_per_pixel >= 16) fbi->palette_size = 0; else fbi->palette_size = var->bits_per_pixel == 1 ? @@ -404,7 +455,7 @@ static int pxafb_set_par(struct fb_info *info) */ pxafb_set_truecolor(fbi->fb.fix.visual == FB_VISUAL_TRUECOLOR); - if (fbi->fb.var.bits_per_pixel == 16) + if (fbi->fb.var.bits_per_pixel >= 16) fb_dealloc_cmap(&fbi->fb.cmap); else fb_alloc_cmap(&fbi->fb.cmap, 1<<fbi->fb.var.bits_per_pixel, 0); @@ -831,6 +882,8 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, case 4: case 8: case 16: + case 24: + case 32: break; default: printk(KERN_ERR "%s: invalid bit depth %d\n", @@ -968,6 +1021,11 @@ static void pxafb_setup_gpio(struct pxafb_info *fbi) for (gpio = 58; ldd_bits; gpio++, ldd_bits--) pxa_gpio_mode(gpio | GPIO_ALT_FN_2_OUT); + /* 18 bit interface */ + if (fbi->fb.var.bits_per_pixel > 16) { + pxa_gpio_mode(86 | GPIO_ALT_FN_2_OUT); + pxa_gpio_mode(87 | GPIO_ALT_FN_2_OUT); + } pxa_gpio_mode(GPIO74_LCD_FCLK_MD); pxa_gpio_mode(GPIO75_LCD_LCLK_MD); pxa_gpio_mode(GPIO76_LCD_PCLK_MD); |
