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Date: Wed, 4 Apr 2007 14:05:56 -0400
From: Tony Lindgren <tony@...mide.com>
To: linux-kernel@...r.kernel.org
Cc: Kyungmin Park <kyungmin.park@...sung.com>,
Tony Lindgren <tony@...mide.com>
Subject: [PATCH 77/90] ARM: OMAP: Add apollon gpio keys using gpio-keys input
From: Kyungmin Park <kyungmin.park@...sung.com>
Add apollon gpio keys using gpio-keys input
Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>
Signed-off-by: Tony Lindgren <tony@...mide.com>
---
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(-)
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 60373f5..31993f3 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -19,7 +19,8 @@ mailbox_mach-objs := mailbox.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 \
diff --git a/arch/arm/mach-omap2/board-apollon-keys.c b/arch/arm/mach-omap2/board-apollon-keys.c
new file mode 100644
index 0000000..6cd29ec
--- /dev/null
+++ b/arch/arm/mach-omap2/board-apollon-keys.c
@@ -0,0 +1,79 @@
+/*
+ * linux/arch/arm/mach-omap2/board-apollon-keys.c
+ *
+ * Copyright (C) 2007 Samsung Electronics
+ * Author: Kyungmin Park <kyungmin.park@...sung.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/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);
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
index 5488961..9e6dd0b 100644
--- a/arch/arm/mach-omap2/board-apollon.c
+++ b/arch/arm/mach-omap2/board-apollon.c
@@ -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();
--
1.4.4.2
-
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