From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001
From: James <>
Date: Wed, 4 Nov 2015 11:49:21 +0000
Subject: trunk-47381

---
 .../brcm63xx/patches-3.18/300-reset_buttons.patch  | 101 +++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 target/linux/brcm63xx/patches-3.18/300-reset_buttons.patch

(limited to 'target/linux/brcm63xx/patches-3.18/300-reset_buttons.patch')

diff --git a/target/linux/brcm63xx/patches-3.18/300-reset_buttons.patch b/target/linux/brcm63xx/patches-3.18/300-reset_buttons.patch
new file mode 100644
index 0000000..2263b49
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.18/300-reset_buttons.patch
@@ -0,0 +1,101 @@
+--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
+@@ -10,6 +10,8 @@
+ #include <linux/init.h>
+ #include <linux/kernel.h>
+ #include <linux/string.h>
++#include <linux/gpio_keys.h>
++#include <linux/input.h>
+ #include <asm/addrspace.h>
+ #include <bcm63xx_board.h>
+ #include <bcm63xx_cpu.h>
+@@ -26,6 +28,9 @@
+ 
+ #define HCS_OFFSET_128K			0x20000
+ 
++#define BCM963XX_KEYS_POLL_INTERVAL	20
++#define BCM963XX_KEYS_DEBOUNCE_INTERVAL	(BCM963XX_KEYS_POLL_INTERVAL * 3)
++
+ /*
+  * known 3368 boards
+  */
+--- a/arch/mips/bcm63xx/boards/board_common.c
++++ b/arch/mips/bcm63xx/boards/board_common.c
+@@ -12,6 +12,7 @@
+ #include <linux/string.h>
+ #include <linux/platform_device.h>
+ #include <linux/ssb/ssb.h>
++#include <linux/gpio_keys.h>
+ #include <asm/addrspace.h>
+ #include <bcm63xx_board.h>
+ #include <bcm63xx_cpu.h>
+@@ -32,6 +33,8 @@
+ 
+ #define PFX	"board: "
+ 
++#define BCM963XX_KEYS_POLL_INTERVAL	20
++
+ static struct board_info board;
+ 
+ /*
+@@ -151,11 +154,23 @@ static struct platform_device bcm63xx_gp
+ 	.dev.platform_data	= &bcm63xx_led_data,
+ };
+ 
++static struct gpio_keys_platform_data bcm63xx_gpio_keys_data = {
++	.poll_interval  = BCM963XX_KEYS_POLL_INTERVAL,
++};
++
++static struct platform_device bcm63xx_gpio_keys_device = {
++	.name		= "gpio-keys-polled",
++	.id		= 0,
++	.dev.platform_data = &bcm63xx_gpio_keys_data,
++};
++
+ /*
+  * third stage init callback, register all board devices.
+  */
+ int __init board_register_devices(void)
+ {
++	int button_count = 0;
++
+ 	if (board.has_uart0)
+ 		bcm63xx_uart_register(0);
+ 
+@@ -217,5 +232,16 @@ int __init board_register_devices(void)
+ 		gpio_request_one(board.ephy_reset_gpio,
+ 				board.ephy_reset_gpio_flags, "ephy-reset");
+ 
++	/* count number of BUTTONs defined by this device */
++	while (button_count < ARRAY_SIZE(board.buttons) && board.buttons[button_count].desc)
++		button_count++;
++
++	if (button_count) {
++		bcm63xx_gpio_keys_data.nbuttons = button_count;
++		bcm63xx_gpio_keys_data.buttons = board.buttons;
++
++		platform_device_register(&bcm63xx_gpio_keys_device);
++	}
++
+ 	return 0;
+ }
+--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
++++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+@@ -3,6 +3,7 @@
+ 
+ #include <linux/types.h>
+ #include <linux/gpio.h>
++#include <linux/gpio_keys.h>
+ #include <linux/leds.h>
+ #include <bcm63xx_dev_enet.h>
+ #include <bcm63xx_dev_usb_usbd.h>
+@@ -48,6 +49,9 @@ struct board_info {
+ 	/* GPIO LEDs */
+ 	struct gpio_led leds[5];
+ 
++	/* Buttons */
++	struct gpio_keys_button buttons[4];
++
+ 	/* External PHY reset GPIO */
+ 	unsigned int ephy_reset_gpio;
+ 
-- 
cgit v1.2.3