ixp4xx: switch cambira to gpio_keys_polled

gpio_buttons have been deprecated since a long time.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 37434

target/linux/ixp4xx/patches-3.10/190-cambria_support.patch

@@ -142,7 +142,7 @@
 + */
 +
 +#include <linux/device.h>
-+#include <linux/gpio_buttons.h>
++#include <linux/gpio_keys.h>
 +#include <linux/gpio.h>
 +#include <linux/i2c.h>
 +#include <linux/i2c-gpio.h>
@@ -509,7 +509,7 @@
 +	{ 12, GPIOF_IN,            "*GSC_IRQ#" },
 +	{ 13, GPIOF_OUT_INIT_HIGH, "*PCIE_RST#"},
 +	// GSC GPIO
-+#if !(defined(CONFIG_INPUT_GPIO_BUTTONS) || defined(CONFIG_INPUT_GPIO_BUTTONS_MODULE))
++#if !(IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED))
 +	{100, GPIOF_IN,            "*USER_PB#" },
 +#endif
 +	{103, GPIOF_OUT_INIT_HIGH, "*5V_EN" },         // 5V aux supply enable
@@ -540,7 +540,7 @@
 +	{ 12, GPIOF_IN,            "*GSC_IRQ#" },
 +	{ 13, GPIOF_OUT_INIT_HIGH, "*PCIE_RST#"},
 +	// GSC GPIO
-+#if !(defined(CONFIG_INPUT_GPIO_BUTTONS) || defined(CONFIG_INPUT_GPIO_BUTTONS_MODULE))
++#if !(IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED))
 +	{100, GPIOF_IN,            "*USER_PB#" },
 +#endif
 +	{108, GPIOF_OUT_INIT_LOW,  "*ENET1_EN#" },     // ENET1 TX Enable
@@ -667,24 +667,24 @@
 +};
 +
 +
-+static struct gpio_button cambria_gpio_buttons[] = {
++static struct gpio_keys_button cambria_gpio_buttons[] = {
 +	{
 +		.desc		= "user",
 +		.type		= EV_KEY,
 +		.code		= BTN_0,
-+		.threshold	= 2,
++		.debounce_interval = 6,
 +		.gpio		= 25,
 +	}
 +};
 +
-+static struct gpio_buttons_platform_data cambria_gpio_buttons_data = {
++static struct gpio_keys_platform_data cambria_gpio_buttons_data = {
 +	.poll_interval	= 500,
 +	.nbuttons	= 1,
 +	.buttons	= cambria_gpio_buttons,
 +};
 +
 +static struct platform_device cambria_gpio_buttons_device = {
-+	.name			= "gpio-buttons",
++	.name			= "gpio-keys-polled",
 +	.id			= -1,
 +	.dev.platform_data	= &cambria_gpio_buttons_data,
 +};
@@ -829,7 +829,7 @@
 +	cambria_gpio_leds[2].gpio = 119; // PNLLED4#
 +	platform_device_register(&cambria_gpio_leds_device);
 +
-+#if (defined(CONFIG_INPUT_GPIO_BUTTONS) || defined(CONFIG_INPUT_GPIO_BUTTONS_MODULE))
++#if (IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED))
 +	cambria_gpio_buttons[0].gpio = 100;
 +	platform_device_register(&cambria_gpio_buttons_device);
 +#endif
@@ -934,7 +934,7 @@
 +	cambria_gpio_leds[2].gpio = 119;
 +	platform_device_register(&cambria_gpio_leds_device);
 +
-+#if (defined(CONFIG_INPUT_GPIO_BUTTONS) || defined(CONFIG_INPUT_GPIO_BUTTONS_MODULE))
++#if (IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED))
 +	cambria_gpio_buttons[0].gpio = 100;
 +	platform_device_register(&cambria_gpio_buttons_device);
 +#endif