add missing support for gpio buttons
Index: target/linux/ifxmips/files/arch/mips/ifxmips/common/devices.c
===================================================================
--- target/linux/ifxmips/files/arch/mips/ifxmips/common/devices.c (revision 24136)
+++ target/linux/ifxmips/files/arch/mips/ifxmips/common/devices.c (working copy)
@@ -12,6 +12,7 @@
#include <linux/time.h>
#include <linux/io.h>
#include <linux/gpio.h>
+#include <linux/gpio_buttons.h>
#include <linux/leds.h>
#include <asm/bootinfo.h>
@@ -20,6 +21,26 @@
#include <ifxmips.h>
#include <ifxmips_irq.h>
+/* gpio buttons */
+static struct gpio_buttons_platform_data ifxmips_gpio_buttons_platform_data;
+
+static struct platform_device ifxmips_gpio_buttons_platform_device =
+{
+ .name = "gpio-buttons",
+ .id = 0,
+ .dev = {
+ .platform_data = (void *) &ifxmips_gpio_buttons_platform_data,
+ },
+};
+
+void __init
+ifxmips_register_gpio_buttons(struct gpio_button *buttons, int cnt)
+{
+ ifxmips_gpio_buttons_platform_data.buttons = buttons;
+ ifxmips_gpio_buttons_platform_data.nbuttons = cnt;
+ platform_device_register(&ifxmips_gpio_buttons_platform_device);
+}
+
/* gpio leds */
#ifdef CONFIG_LEDS_GPIO
static struct gpio_led_platform_data ifxmips_gpio_led_data;
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