add button devices to several boards

SVN-Revision: 11402

5 files changed, 76 insertions, 17 deletions

diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/compex.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/compex.c
index 0d85646..1af0eb2 100644
--- a/target/linux/adm5120/files/arch/mips/adm5120/boards/compex.c
+++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/compex.c
@@ -3,8 +3,8 @@
  *
  *  Compex boards
  *
- *  Copyright (C) 2007 OpenWrt.org
- *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ *  Copyright (C) 2007-2008 OpenWrt.org
+ *  Copyright (C) 2007-2008 Gabor Juhos <juhosg at openwrt.org>
  *
  *  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
@@ -57,6 +57,7 @@ static struct platform_device *np2xg_devices[] __initdata = {
 
 static struct platform_device *wp54_devices[] __initdata = {
 	&adm5120_flash0_device,
+	&adm5120_buttons_device,
 };
 
 unsigned char np27g_vlans[6] __initdata = {
@@ -132,19 +133,17 @@ static void __init wp54_setup(void)
 	/* setup data for flash0 device */
 	adm5120_flash0_data.switch_bank = switch_bank_gpio5;
 
+	adm5120_buttons_data.nbuttons = 1;
+	adm5120_buttons[0].desc = "reset button";
+	adm5120_buttons[0].gpio = ADM5120_GPIO_PIN2;
+
 	/* TODO: setup mac address */
 }
 
 static void __init wp54_wrt_setup(void)
 {
-	gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */
-	gpio_direction_output(ADM5120_GPIO_PIN5, 0);
-
-	gpio_request(ADM5120_GPIO_PIN3, NULL); /* for system reset */
-	gpio_direction_output(ADM5120_GPIO_PIN3, 1);
+	wp54_setup();
 
-	/* setup data for flash0 device */
-	adm5120_flash0_data.switch_bank = switch_bank_gpio5;
 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(wp54g_wrt_partitions);
 	adm5120_flash0_data.parts = wp54g_wrt_partitions;
 
diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/edimax.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/edimax.c
index fc3b004..65023ab 100644
--- a/target/linux/adm5120/files/arch/mips/adm5120/boards/edimax.c
+++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/edimax.c
@@ -3,8 +3,8 @@
  *
  *  Edimax boards
  *
- *  Copyright (C) 2007 OpenWrt.org
- *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ *  Copyright (C) 2007-2008 OpenWrt.org
+ *  Copyright (C) 2007-2008 Gabor Juhos <juhosg at openwrt.org>
  *
  *  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
@@ -46,6 +46,7 @@ static struct mtd_partition br61xx_partitions[] = {
 static struct platform_device *br6104k_devices[] __initdata = {
 	&adm5120_flash0_device,
 	&adm5120_hcd_device,
+	&adm5120_buttons_device,
 };
 
 static struct platform_device *br61x4wg_devices[] __initdata = {
@@ -57,6 +58,10 @@ static void __init br61xx_setup(void) {
 	adm5120_flash0_data.nr_parts = ARRAY_SIZE(br61xx_partitions);
 	adm5120_flash0_data.parts = br61xx_partitions;
 
+	adm5120_buttons_data.nbuttons = 1;
+	adm5120_buttons[0].desc = "reset button";
+	adm5120_buttons[0].gpio = ADM5120_GPIO_PIN2;
+
 	/* TODO: setup mac addresses, if possible */
 }
 
diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c
index 48a7272..772b0eb 100644
--- a/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c
+++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c
@@ -3,8 +3,8 @@
  *
  *  Mikrotik RouterBOARD 1xx series
  *
- *  Copyright (C) 2007 OpenWrt.org
- *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ *  Copyright (C) 2007-2008 OpenWrt.org
+ *  Copyright (C) 2007-2008 Gabor Juhos <juhosg at openwrt.org>
  *
  *  NAND initialization code was based on a driver for Linux 2.6.19+ which
  *  was derived from the driver for Linux 2.4.xx published by Mikrotik for
@@ -248,6 +248,10 @@ static void __init rb1xx_setup(void)
 	adm5120_nand_set_spn(1);
 	adm5120_nand_set_wpn(0);
 
+	adm5120_buttons_data.nbuttons = 1;
+	adm5120_buttons[0].desc = "reset button";
+	adm5120_buttons[0].gpio = ADM5120_GPIO_PIN7;
+
 	rb1xx_flash_setup();
 	rb1xx_mac_setup();
 }
@@ -269,6 +273,10 @@ static void __init rb150_setup(void)
 	adm5120_nand_data.ctrl.cmd_ctrl = rb150_nand_cmd_ctrl;
 	adm5120_nand_data.ctrl.dev_ready = rb150_nand_ready;
 
+	adm5120_buttons_data.nbuttons = 1;
+	adm5120_buttons[0].desc = "reset button";
+	adm5120_buttons[0].gpio = ADM5120_GPIO_PIN1;
+
 	adm5120_flash0_data.window_size = 512*1024;
 
 	rb1xx_flash_setup();
diff --git a/target/linux/adm5120/files/arch/mips/adm5120/platform.c b/target/linux/adm5120/files/arch/mips/adm5120/platform.c
index bc35162..841d68f 100644
--- a/target/linux/adm5120/files/arch/mips/adm5120/platform.c
+++ b/target/linux/adm5120/files/arch/mips/adm5120/platform.c
@@ -3,8 +3,8 @@
  *
  *  Generic ADM5120 platform devices
  *
- *  Copyright (C) 2007 OpenWrt.org
- *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ *  Copyright (C) 2007-2008 OpenWrt.org
+ *  Copyright (C) 2007-2008 Gabor Juhos <juhosg at openwrt.org>
  *
  *  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
@@ -177,6 +177,45 @@ struct amba_device adm5120_uart1_device = {
 	.periphid	= 0x0041010,
 };
 
+#define ADM5120_BUTTON_THRESHOLD	5
+#define ADM5120_BUTTON_INTERVAL		20
+
+struct gpio_button adm5120_buttons[ADM5120_NUM_BUTTONS] = {
+	{
+		.type		= EV_KEY,
+		.code		= BTN_0,
+		.threshold	= ADM5120_BUTTON_THRESHOLD,
+	}, {
+		.type		= EV_KEY,
+		.code		= BTN_1,
+		.threshold	= ADM5120_BUTTON_THRESHOLD,
+	}, {
+		.type		= EV_KEY,
+		.code		= BTN_2,
+		.threshold	= ADM5120_BUTTON_THRESHOLD,
+	}, {
+		.type		= EV_KEY,
+		.code		= BTN_3,
+		.threshold	= ADM5120_BUTTON_THRESHOLD,
+	}, {
+		.type		= EV_KEY,
+		.code		= BTN_4,
+		.threshold	= ADM5120_BUTTON_THRESHOLD,
+	}
+};
+
+struct gpio_buttons_platform_data adm5120_buttons_data = {
+	.poll_interval	= ADM5120_BUTTON_INTERVAL,
+	.nbuttons	= ARRAY_SIZE(adm5120_buttons),
+	.buttons	= adm5120_buttons,
+};
+
+struct platform_device adm5120_buttons_device = {
+	.name		= "gpio-buttons",
+	.id		= 0,
+	.dev.platform_data = &adm5120_buttons_data,
+};
+
 void adm5120_uart_set_mctrl(struct amba_device *dev, void __iomem *base,
 		unsigned int mctrl)
 {
diff --git a/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h b/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h
index d2ad373..ef895ed 100644
--- a/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h
+++ b/target/linux/adm5120/files/include/asm-mips/mach-adm5120/adm5120_platform.h
@@ -3,8 +3,8 @@
  *
  *  ADM5120 specific platform definitions
  *
- *  Copyright (C) 2007 OpenWrt.org
- *  Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ *  Copyright (C) 2007-2008 OpenWrt.org
+ *  Copyright (C) 2007-2008 Gabor Juhos <juhosg at openwrt.org>
  *
  *  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
@@ -23,6 +23,9 @@
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/nand.h>
 
+#include <linux/input.h>
+#include <linux/gpio_buttons.h>
+
 #include <linux/amba/bus.h>
 #include <linux/amba/serial.h>
 
@@ -59,10 +62,14 @@ static inline void adm5120_pci_set_irq_map(unsigned int nr_irqs,
 }
 #endif
 
+#define ADM5120_NUM_BUTTONS	4
+
 extern struct adm5120_flash_platform_data adm5120_flash0_data;
 extern struct adm5120_flash_platform_data adm5120_flash1_data;
 extern struct platform_nand_data adm5120_nand_data;
 extern struct adm5120_switch_platform_data adm5120_switch_data;
+extern struct gpio_button adm5120_buttons[ADM5120_NUM_BUTTONS];
+extern struct gpio_buttons_platform_data adm5120_buttons_data;
 extern struct amba_pl010_data adm5120_uart0_data;
 extern struct amba_pl010_data adm5120_uart1_data;
 
@@ -71,6 +78,7 @@ extern struct platform_device adm5120_flash1_device;
 extern struct platform_device adm5120_nand_device;
 extern struct platform_device adm5120_hcd_device;
 extern struct platform_device adm5120_switch_device;
+extern struct platform_device adm5120_buttons_device;
 extern struct amba_device adm5120_uart0_device;
 extern struct amba_device adm5120_uart1_device;