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57 lines
1.4 KiB
Diff
57 lines
1.4 KiB
Diff
This patch adds support for the GPIO connected system button on the MTX-1 boards. Default configuration is updated accordingly.
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Signed-off-by: Florian Fainelli <florian.fainelli@telecomint.eu>
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---
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diff --git a/arch/mips/au1000/mtx-1/platform.c b/arch/mips/au1000/mtx-1/platform.c
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index 49c0fb4..ce8637b 100644
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--- a/arch/mips/au1000/mtx-1/platform.c
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+++ b/arch/mips/au1000/mtx-1/platform.c
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@@ -22,9 +22,32 @@
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#include <linux/types.h>
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#include <linux/platform_device.h>
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#include <linux/leds.h>
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+#include <linux/gpio_keys.h>
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+#include <linux/input.h>
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#include <asm/gpio.h>
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+static struct gpio_keys_button mtx1_gpio_button[] = {
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+ {
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+ .gpio = 207,
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+ .code = BTN_0,
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+ .desc = "System button",
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+ }
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+};
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+
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+static struct gpio_keys_platform_data mtx1_buttons_data = {
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+ .buttons = mtx1_gpio_button,
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+ .nbuttons = ARRAY_SIZE(mtx1_gpio_button),
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+};
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+
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+static struct platform_device mtx1_button = {
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+ .name = "gpio-keys",
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+ .id = -1,
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+ .dev = {
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+ .platform_data = &mtx1_buttons_data,
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+ }
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+};
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+
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static struct resource mtx1_wdt_res[] = {
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[0] = {
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.start = 15,
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@@ -66,11 +89,13 @@ static struct platform_device mtx1_gpio_leds = {
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static struct __initdata platform_device * mtx1_devs[] = {
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&mtx1_gpio_leds,
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- &mtx1_wdt
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+ &mtx1_wdt,
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+ &mtx1_button
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};
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static int __init mtx1_register_devices(void)
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{
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+ gpio_direction_input(207);
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return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs));
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}
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