From: Kyungmin Park <[EMAIL PROTECTED]>

Add apollon gpio keys using gpio-keys input

Signed-off-by: Kyungmin Park <[EMAIL PROTECTED]>
Signed-off-by: Tony Lindgren <[EMAIL PROTECTED]>
---
 arch/arm/mach-omap2/Makefile             |    3 +-
 arch/arm/mach-omap2/board-apollon-keys.c |   79 ++++++++++++++++++++++++++++++
 arch/arm/mach-omap2/board-apollon.c      |   53 --------------------
 3 files changed, 81 insertions(+), 54 deletions(-)

Index: linux-2.6/arch/arm/mach-omap2/Makefile
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/Makefile 2007-04-09 16:21:18.000000000 
-0400
+++ linux-2.6/arch/arm/mach-omap2/Makefile      2007-04-09 16:21:52.000000000 
-0400
@@ -15,7 +15,8 @@ obj-$(CONFIG_PM) += pm.o sleep.o
 obj-$(CONFIG_MACH_OMAP_GENERIC)                += board-generic.o
 obj-$(CONFIG_MACH_OMAP_H4)             += board-h4.o
 obj-$(CONFIG_MACH_OMAP_2430SDP)                += board-2430sdp.o
-obj-$(CONFIG_MACH_OMAP_APOLLON)                += board-apollon.o
+obj-$(CONFIG_MACH_OMAP_APOLLON)                += board-apollon.o \
+                                          board-apollon-keys.o
 obj-$(CONFIG_MACH_NOKIA_N800)          += board-n800.o board-n800-flash.o \
                                           board-n800-mmc.o board-n800-bt.o \
                                           board-n800-audio.o board-n800-usb.o \
Index: linux-2.6/arch/arm/mach-omap2/board-apollon-keys.c
===================================================================
--- /dev/null   1970-01-01 00:00:00.000000000 +0000
+++ linux-2.6/arch/arm/mach-omap2/board-apollon-keys.c  2007-04-09 
16:21:52.000000000 -0400
@@ -0,0 +1,79 @@
+/*
+ * linux/arch/arm/mach-omap2/board-apollon-keys.c
+ *
+ * Copyright (C) 2007 Samsung Electronics
+ * Author: Kyungmin Park <[EMAIL PROTECTED]>
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/mux.h>
+
+#define SW_ENTER_GPIO16                16
+#define SW_UP_GPIO17           17
+#define SW_DOWN_GPIO58         58
+
+static struct gpio_keys_button apollon_gpio_keys_buttons[] = {
+       [0] = {
+               .keycode        = KEY_ENTER,
+               .gpio           = SW_ENTER_GPIO16,
+               .desc           = "enter sw",
+       },
+       [1] = {
+               .keycode        = KEY_UP,
+               .gpio           = SW_UP_GPIO17,
+               .desc           = "up sw",
+       },
+       [2] = {
+               .keycode        = KEY_DOWN,
+               .gpio           = SW_DOWN_GPIO58,
+               .desc           = "down sw",
+       },
+};
+
+static struct gpio_keys_platform_data apollon_gpio_keys = {
+       .buttons                = apollon_gpio_keys_buttons,
+       .nbuttons               = ARRAY_SIZE(apollon_gpio_keys_buttons),
+};
+
+static struct platform_device apollon_gpio_keys_device = {
+       .name                   = "gpio-keys",
+       .id                     = -1,
+       .dev                    = {
+               .platform_data  = &apollon_gpio_keys,
+       },
+};
+
+static void __init apollon_sw_init(void)
+{
+       /* Enter SW - Y11 */
+       omap_cfg_reg(Y11_242X_GPIO16);
+       omap_request_gpio(SW_ENTER_GPIO16);
+       omap_set_gpio_direction(SW_ENTER_GPIO16, 1);
+       /* Up SW - AA12 */
+       omap_cfg_reg(AA12_242X_GPIO17);
+       omap_request_gpio(SW_UP_GPIO17);
+       omap_set_gpio_direction(SW_UP_GPIO17, 1);
+       /* Down SW - AA8 */
+       omap_cfg_reg(AA8_242X_GPIO58);
+       omap_request_gpio(SW_DOWN_GPIO58);
+       omap_set_gpio_direction(SW_DOWN_GPIO58, 1);
+}
+
+static int __init omap_apollon_keys_init(void)
+{
+       apollon_sw_init();
+
+       return platform_device_register(&apollon_gpio_keys_device);
+}
+
+arch_initcall(omap_apollon_keys_init);
Index: linux-2.6/arch/arm/mach-omap2/board-apollon.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/board-apollon.c  2007-04-09 
16:21:41.000000000 -0400
+++ linux-2.6/arch/arm/mach-omap2/board-apollon.c       2007-04-09 
16:21:52.000000000 -0400
@@ -22,11 +22,8 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/onenand.h>
-#include <linux/irq.h>
-#include <linux/interrupt.h>
 #include <linux/delay.h>
 #include <linux/leds.h>
-#include <linux/irq.h>
 #include <linux/err.h>
 #include <linux/clk.h>
 
@@ -48,9 +45,6 @@
 #define LED0_GPIO13            13
 #define LED1_GPIO14            14
 #define LED2_GPIO15            15
-#define SW_ENTER_GPIO16                16
-#define SW_UP_GPIO17           17
-#define SW_DOWN_GPIO58         58
 
 #define APOLLON_FLASH_CS       0
 #define APOLLON_ETH_CS         1
@@ -302,52 +296,6 @@ static void __init apollon_led_init(void
        omap_set_gpio_dataout(LED2_GPIO15, 0);
 }
 
-static irqreturn_t apollon_sw_interrupt(int irq, void *ignored)
-{
-       static unsigned int led0, led1, led2;
-
-       if (irq == OMAP_GPIO_IRQ(SW_ENTER_GPIO16))
-               omap_set_gpio_dataout(LED0_GPIO13, led0 ^= 1);
-       else if (irq == OMAP_GPIO_IRQ(SW_UP_GPIO17))
-               omap_set_gpio_dataout(LED1_GPIO14, led1 ^= 1);
-       else if (irq == OMAP_GPIO_IRQ(SW_DOWN_GPIO58))
-               omap_set_gpio_dataout(LED2_GPIO15, led2 ^= 1);
-
-       return IRQ_HANDLED;
-}
-
-static void __init apollon_sw_init(void)
-{
-       /* Enter SW - Y11 */
-       omap_cfg_reg(Y11_242X_GPIO16);
-       omap_request_gpio(SW_ENTER_GPIO16);
-       omap_set_gpio_direction(SW_ENTER_GPIO16, 1);
-       /* Up SW - AA12 */
-       omap_cfg_reg(AA12_242X_GPIO17);
-       omap_request_gpio(SW_UP_GPIO17);
-       omap_set_gpio_direction(SW_UP_GPIO17, 1);
-       /* Down SW - AA8 */
-       omap_cfg_reg(AA8_242X_GPIO58);
-       omap_request_gpio(SW_DOWN_GPIO58);
-       omap_set_gpio_direction(SW_DOWN_GPIO58, 1);
-
-       set_irq_type(OMAP_GPIO_IRQ(SW_ENTER_GPIO16), IRQT_RISING);
-       if (request_irq(OMAP_GPIO_IRQ(SW_ENTER_GPIO16), &apollon_sw_interrupt,
-                               IRQF_SHARED, "enter sw",
-                               &apollon_sw_interrupt))
-               return;
-       set_irq_type(OMAP_GPIO_IRQ(SW_UP_GPIO17), IRQT_RISING);
-       if (request_irq(OMAP_GPIO_IRQ(SW_UP_GPIO17), &apollon_sw_interrupt,
-                               IRQF_SHARED, "up sw",
-                               &apollon_sw_interrupt))
-               return;
-       set_irq_type(OMAP_GPIO_IRQ(SW_DOWN_GPIO58), IRQT_RISING);
-       if (request_irq(OMAP_GPIO_IRQ(SW_DOWN_GPIO58), &apollon_sw_interrupt,
-                               IRQF_SHARED, "down sw",
-                               &apollon_sw_interrupt))
-               return;
-}
-
 static void __init apollon_usb_init(void)
 {
        /* USB device */
@@ -361,7 +309,6 @@ static void __init apollon_usb_init(void
 static void __init omap_apollon_init(void)
 {
        apollon_led_init();
-       apollon_sw_init();
        apollon_flash_init();
        apollon_usb_init();
 
-
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