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authorPhilip Avinash <avinashphilip@ti.com>2013-08-18 09:19:00 +0400
committerSekhar Nori <nsekhar@ti.com>2013-09-24 10:33:34 +0400
commit9cc1515cbd2155df8530ba8438b0b5bfdff50117 (patch)
treec119d4660ab09b8d643b5fe73a6c308dd927811a /arch/arm/mach-davinci/dm355.c
parentf606d38de74a2f2d43d4a57317aaa8f05809fdef (diff)
downloadlinux-9cc1515cbd2155df8530ba8438b0b5bfdff50117.tar.xz
ARM: davinci: support gpio platform device
DaVinci GPIO driver now uses platform device model. Add a GPIO platform register API to convert the traditional DaVinci SoCs to use the new model. While at it, also group related include files together wherever that was not the case. Signed-off-by: Philip Avinash <avinashphilip@ti.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com> [nsekhar@ti.com: move function declaration to local header, simplify commit message, merge SoC specific portions from other patches into this patch] Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Diffstat (limited to 'arch/arm/mach-davinci/dm355.c')
-rw-r--r--arch/arm/mach-davinci/dm355.c35
1 files changed, 27 insertions, 8 deletions
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 3eaa5f6b2160..ef9ff1fb6f52 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -13,8 +13,10 @@
#include <linux/serial_8250.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
-
#include <linux/spi/spi.h>
+#include <linux/platform_data/edma.h>
+#include <linux/platform_data/gpio-davinci.h>
+#include <linux/platform_data/spi-davinci.h>
#include <asm/mach/map.h>
@@ -25,9 +27,6 @@
#include <mach/time.h>
#include <mach/serial.h>
#include <mach/common.h>
-#include <linux/platform_data/spi-davinci.h>
-#include <mach/gpio-davinci.h>
-#include <linux/platform_data/edma.h>
#include "davinci.h"
#include "clock.h"
@@ -886,6 +885,30 @@ static struct platform_device dm355_vpbe_dev = {
},
};
+static struct resource dm355_gpio_resources[] = {
+ { /* registers */
+ .start = DAVINCI_GPIO_BASE,
+ .end = DAVINCI_GPIO_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ { /* interrupt */
+ .start = IRQ_DM355_GPIOBNK0,
+ .end = IRQ_DM355_GPIOBNK6,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct davinci_gpio_platform_data dm355_gpio_platform_data = {
+ .ngpio = 104,
+ .intc_irq_num = DAVINCI_N_AINTC_IRQ,
+};
+
+int __init dm355_gpio_register(void)
+{
+ return davinci_gpio_register(dm355_gpio_resources,
+ sizeof(dm355_gpio_resources),
+ &dm355_gpio_platform_data);
+}
/*----------------------------------------------------------------------*/
static struct map_desc dm355_io_desc[] = {
@@ -1005,10 +1028,6 @@ static struct davinci_soc_info davinci_soc_info_dm355 = {
.intc_irq_prios = dm355_default_priorities,
.intc_irq_num = DAVINCI_N_AINTC_IRQ,
.timer_info = &dm355_timer_info,
- .gpio_type = GPIO_TYPE_DAVINCI,
- .gpio_base = DAVINCI_GPIO_BASE,
- .gpio_num = 104,
- .gpio_irq = IRQ_DM355_GPIOBNK0,
.sram_dma = 0x00010000,
.sram_len = SZ_32K,
};