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authorKV Sujith <sujithkv@ti.com>2013-08-18 10:48:59 +0530
committerSekhar Nori <nsekhar@ti.com>2013-09-24 10:48:44 +0530
commitf606d38de74a2f2d43d4a57317aaa8f05809fdef (patch)
tree17a92c10af8cd437090453952dc336d1cb2ef045 /arch/arm/mach-davinci
parent118150f22d6b4431a1fe2e715de314a5d93836f5 (diff)
downloadop-kernel-dev-f606d38de74a2f2d43d4a57317aaa8f05809fdef.zip
op-kernel-dev-f606d38de74a2f2d43d4a57317aaa8f05809fdef.tar.gz
ARM: davinci: da8xx: support gpio platform device
DaVinci GPIO driver now uses platform device model. Convert DA8XX SoC code to use the new model. Add da8xx_register_gpio() to create platform device for da8xx platforms. Signed-off-by: KV Sujith <sujithkv@ti.com> Signed-off-by: Philip Avinash <avinashphilip@ti.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> [nsekhar@ti.com: simplify commit message] Signed-off-by: Sekhar Nori <nsekhar@ti.com> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Diffstat (limited to 'arch/arm/mach-davinci')
-rw-r--r--arch/arm/mach-davinci/da830.c16
-rw-r--r--arch/arm/mach-davinci/da850.c16
-rw-r--r--arch/arm/mach-davinci/devices-da8xx.c26
-rw-r--r--arch/arm/mach-davinci/include/mach/da8xx.h3
4 files changed, 51 insertions, 10 deletions
diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c
index d6c746e..0813b51 100644
--- a/arch/arm/mach-davinci/da830.c
+++ b/arch/arm/mach-davinci/da830.c
@@ -11,6 +11,7 @@
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/clk.h>
+#include <linux/platform_data/gpio-davinci.h>
#include <asm/mach/map.h>
@@ -20,7 +21,6 @@
#include <mach/common.h>
#include <mach/time.h>
#include <mach/da8xx.h>
-#include <mach/gpio-davinci.h>
#include "clock.h"
#include "mux.h"
@@ -1151,6 +1151,16 @@ static struct davinci_id da830_ids[] = {
},
};
+static struct davinci_gpio_platform_data da830_gpio_platform_data = {
+ .ngpio = 128,
+ .intc_irq_num = DA830_N_CP_INTC_IRQ,
+};
+
+int __init da830_register_gpio(void)
+{
+ return da8xx_register_gpio(&da830_gpio_platform_data);
+}
+
static struct davinci_timer_instance da830_timer_instance[2] = {
{
.base = DA8XX_TIMER64P0_BASE,
@@ -1196,10 +1206,6 @@ static struct davinci_soc_info davinci_soc_info_da830 = {
.intc_irq_prios = da830_default_priorities,
.intc_irq_num = DA830_N_CP_INTC_IRQ,
.timer_info = &da830_timer_info,
- .gpio_type = GPIO_TYPE_DAVINCI,
- .gpio_base = DA8XX_GPIO_BASE,
- .gpio_num = 128,
- .gpio_irq = IRQ_DA8XX_GPIO0,
.emac_pdata = &da8xx_emac_pdata,
};
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index f56e5fb..352984e 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -17,6 +17,7 @@
#include <linux/platform_device.h>
#include <linux/cpufreq.h>
#include <linux/regulator/consumer.h>
+#include <linux/platform_data/gpio-davinci.h>
#include <asm/mach/map.h>
@@ -28,7 +29,6 @@
#include <mach/da8xx.h>
#include <mach/cpufreq.h>
#include <mach/pm.h>
-#include <mach/gpio-davinci.h>
#include "clock.h"
#include "mux.h"
@@ -1281,6 +1281,16 @@ int __init da850_register_vpif_capture(struct vpif_capture_config
return platform_device_register(&da850_vpif_capture_dev);
}
+static struct davinci_gpio_platform_data da850_gpio_platform_data = {
+ .ngpio = 144,
+ .intc_irq_num = DA850_N_CP_INTC_IRQ,
+};
+
+int __init da850_register_gpio(void)
+{
+ return da8xx_register_gpio(&da850_gpio_platform_data);
+}
+
static struct davinci_soc_info davinci_soc_info_da850 = {
.io_desc = da850_io_desc,
.io_desc_num = ARRAY_SIZE(da850_io_desc),
@@ -1298,10 +1308,6 @@ static struct davinci_soc_info davinci_soc_info_da850 = {
.intc_irq_prios = da850_default_priorities,
.intc_irq_num = DA850_N_CP_INTC_IRQ,
.timer_info = &da850_timer_info,
- .gpio_type = GPIO_TYPE_DAVINCI,
- .gpio_base = DA8XX_GPIO_BASE,
- .gpio_num = 144,
- .gpio_irq = IRQ_DA8XX_GPIO0,
.emac_pdata = &da8xx_emac_pdata,
.sram_dma = DA8XX_SHARED_RAM_BASE,
.sram_len = SZ_128K,
diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index 2e473fe..c46eccb 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -665,6 +665,32 @@ int __init da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata)
return platform_device_register(&da8xx_lcdc_device);
}
+static struct resource da8xx_gpio_resources[] = {
+ { /* registers */
+ .start = DA8XX_GPIO_BASE,
+ .end = DA8XX_GPIO_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ { /* interrupt */
+ .start = IRQ_DA8XX_GPIO0,
+ .end = IRQ_DA8XX_GPIO8,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device da8xx_gpio_device = {
+ .name = "davinci_gpio",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(da8xx_gpio_resources),
+ .resource = da8xx_gpio_resources,
+};
+
+int __init da8xx_register_gpio(void *pdata)
+{
+ da8xx_gpio_device.dev.platform_data = pdata;
+ return platform_device_register(&da8xx_gpio_device);
+}
+
static struct resource da8xx_mmcsd0_resources[] = {
{ /* registers */
.start = DA8XX_MMCSD0_BASE,
diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
index aae5307..39e58b4 100644
--- a/arch/arm/mach-davinci/include/mach/da8xx.h
+++ b/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -97,6 +97,7 @@ int da8xx_register_mmcsd0(struct davinci_mmc_config *config);
int da850_register_mmcsd1(struct davinci_mmc_config *config);
void da8xx_register_mcasp(int id, struct snd_platform_data *pdata);
int da8xx_register_rtc(void);
+int da8xx_register_gpio(void *pdata);
int da850_register_cpufreq(char *async_clk);
int da8xx_register_cpuidle(void);
void __iomem *da8xx_get_mem_ctlr(void);
@@ -110,6 +111,8 @@ int da850_register_vpif_capture
void da8xx_restart(enum reboot_mode mode, const char *cmd);
void da8xx_rproc_reserve_cma(void);
int da8xx_register_rproc(void);
+int da850_register_gpio(void);
+int da830_register_gpio(void);
extern struct platform_device da8xx_serial_device[];
extern struct emac_platform_data da8xx_emac_pdata;
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