diff options
Diffstat (limited to 'target/linux/adm5120/patches-3.3/a04-use-gpio-keys-polled-driver.patch')
| -rw-r--r-- | target/linux/adm5120/patches-3.3/a04-use-gpio-keys-polled-driver.patch | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/target/linux/adm5120/patches-3.3/a04-use-gpio-keys-polled-driver.patch b/target/linux/adm5120/patches-3.3/a04-use-gpio-keys-polled-driver.patch new file mode 100644 index 0000000000..ce9d7faeb9 --- /dev/null +++ b/target/linux/adm5120/patches-3.3/a04-use-gpio-keys-polled-driver.patch @@ -0,0 +1,263 @@ +--- a/arch/mips/adm5120/common/platform.c ++++ b/arch/mips/adm5120/common/platform.c +@@ -245,31 +245,44 @@ void __init adm5120_add_device_uart(unsi + /* + * GPIO buttons + */ +-#define ADM5120_BUTTON_INTERVAL 20 +-struct gpio_buttons_platform_data adm5120_gpio_buttons_data = { +- .poll_interval = ADM5120_BUTTON_INTERVAL, +-}; +- +-struct platform_device adm5120_gpio_buttons_device = { +- .name = "gpio-buttons", +- .id = -1, +- .dev.platform_data = &adm5120_gpio_buttons_data, +-}; +- +-void __init adm5120_add_device_gpio_buttons(unsigned nbuttons, +- struct gpio_button *buttons) ++void __init adm5120_register_gpio_buttons(int id, ++ unsigned poll_interval, ++ unsigned nbuttons, ++ struct gpio_keys_button *buttons) + { +- struct gpio_button *p; ++ struct platform_device *pdev; ++ struct gpio_keys_platform_data pdata; ++ struct gpio_keys_button *p; ++ int err; + +- p = kmalloc(nbuttons * sizeof(*p), GFP_KERNEL); ++ p = kmemdup(buttons, nbuttons * sizeof(*p), GFP_KERNEL); + if (!p) + return; + +- memcpy(p, buttons, nbuttons * sizeof(*p)); +- adm5120_gpio_buttons_data.nbuttons = nbuttons; +- adm5120_gpio_buttons_data.buttons = p; ++ pdev = platform_device_alloc("gpio-keys-polled", id); ++ if (!pdev) ++ goto err_free_buttons; ++ ++ memset(&pdata, 0, sizeof(pdata)); ++ pdata.poll_interval = poll_interval; ++ pdata.nbuttons = nbuttons; ++ pdata.buttons = p; ++ ++ err = platform_device_add_data(pdev, &pdata, sizeof(pdata)); ++ if (err) ++ goto err_put_pdev; ++ ++ err = platform_device_add(pdev); ++ if (err) ++ goto err_put_pdev; ++ ++ return; ++ ++err_put_pdev: ++ platform_device_put(pdev); + +- platform_device_register(&adm5120_gpio_buttons_device); ++err_free_buttons: ++ kfree(p); + } + + /* +--- a/arch/mips/include/asm/mach-adm5120/adm5120_platform.h ++++ b/arch/mips/include/asm/mach-adm5120/adm5120_platform.h +@@ -20,7 +20,8 @@ + #include <linux/mtd/map.h> + #include <linux/mtd/partitions.h> + #include <linux/mtd/nand.h> +-#include <linux/gpio_buttons.h> ++#include <linux/input.h> ++#include <linux/gpio_keys.h> + #include <linux/amba/bus.h> + #include <linux/amba/serial.h> + +@@ -66,8 +67,10 @@ extern void adm5120_add_device_uart(unsi + extern void adm5120_add_device_nand(struct platform_nand_data *pdata) __init; + extern void adm5120_add_device_switch(unsigned num_ports, u8 *vlan_map) __init; + extern void adm5120_add_device_gpio(u32 disable_mask) __init; +-extern void adm5120_add_device_gpio_buttons(unsigned nbuttons, +- struct gpio_button *buttons) __init; ++extern void adm5120_register_gpio_buttons(int id, ++ unsigned poll_interval, ++ unsigned nbuttons, ++ struct gpio_keys_button *buttons); + + #define GPIO_LED_DEF(g, n, t, a) { \ + .name = (n), \ +--- a/arch/mips/adm5120/compex/wp54.c ++++ b/arch/mips/adm5120/compex/wp54.c +@@ -11,6 +11,9 @@ + + #include "compex.h" + ++#define WP54_KEYS_POLL_INTERVAL 20 ++#define WP54_KEYS_DEBOUNCE_INTERVAL (3 * WP54_KEYS_POLL_INTERVAL) ++ + static struct mtd_partition wp54g_wrt_partitions[] = { + { + .name = "cfe", +@@ -32,12 +35,12 @@ static struct adm5120_pci_irq wp54_pci_i + PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0), + }; + +-static struct gpio_button wp54_gpio_buttons[] __initdata = { ++static struct gpio_keys_button wp54_gpio_buttons[] __initdata = { + { + .desc = "reset_button", + .type = EV_KEY, +- .code = BTN_0, +- .threshold = 5, ++ .code = KEY_RESTART, ++ .debounce_interval = WP54_KEYS_DEBOUNCE_INTERVAL, + .gpio = ADM5120_GPIO_PIN4, + } + }; +@@ -69,8 +72,9 @@ static void __init wp54_setup(void) + adm5120_board_reset = wp54_reset; + + adm5120_add_device_switch(2, wp54_vlans); +- adm5120_add_device_gpio_buttons(ARRAY_SIZE(wp54_gpio_buttons), +- wp54_gpio_buttons); ++ adm5120_register_gpio_buttons(-1, WP54_KEYS_POLL_INTERVAL, ++ ARRAY_SIZE(wp54_gpio_buttons), ++ wp54_gpio_buttons); + adm5120_add_device_gpio_leds(ARRAY_SIZE(wp54_gpio_leds), + wp54_gpio_leds); + +--- a/arch/mips/adm5120/mikrotik/rb-1xx.c ++++ b/arch/mips/adm5120/mikrotik/rb-1xx.c +@@ -19,6 +19,9 @@ + + #define RB1XX_NAND_CHIP_DELAY 25 + ++#define RB1XX_KEYS_POLL_INTERVAL 20 ++#define RB1XX_KEYS_DEBOUNCE_INTERVAL (3 * RB1XX_KEYS_POLL_INTERVAL) ++ + static struct adm5120_pci_irq rb1xx_pci_irqs[] __initdata = { + PCIIRQ(1, 0, 1, ADM5120_IRQ_PCI0), + PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI1), +@@ -85,12 +88,12 @@ struct platform_nand_data rb1xx_nand_dat + }, + }; + +-struct gpio_button rb1xx_gpio_buttons[] __initdata = { ++struct gpio_keys_button rb1xx_gpio_buttons[] __initdata = { + { + .desc = "reset_button", + .type = EV_KEY, +- .code = BTN_0, +- .threshold = 5, ++ .code = KEY_RESTART, ++ .debounce_interval = RB1XX_KEYS_DEBOUNCE_INTERVAL, + .gpio = ADM5120_GPIO_PIN7, + } + }; +@@ -138,8 +141,9 @@ void __init rb1xx_generic_setup(void) + adm5120_add_device_uart(0); + adm5120_add_device_uart(1); + +- adm5120_add_device_gpio_buttons(ARRAY_SIZE(rb1xx_gpio_buttons), +- rb1xx_gpio_buttons); ++ adm5120_register_gpio_buttons(-1, RB1XX_KEYS_POLL_INTERVAL, ++ ARRAY_SIZE(rb1xx_gpio_buttons), ++ rb1xx_gpio_buttons); + + rb1xx_add_device_flash(); + rb1xx_mac_setup(); +--- a/arch/mips/adm5120/generic/eb-214a.c ++++ b/arch/mips/adm5120/generic/eb-214a.c +@@ -28,6 +28,9 @@ + #define EB214A_GPIO_DEV_MASK 0 + #define EB214A_CONFIG_OFFSET 0x4000 + ++#define EB214A_KEYS_POLL_INTERVAL 20 ++#define EB214A_KEYS_DEBOUNCE_INTERVAL (3 * EB214A_KEYS_POLL_INTERVAL) ++ + static struct mtd_partition eb214a_partitions[] = { + { + .name = "bootloader", +@@ -60,12 +63,12 @@ static struct gpio_led eb214a_gpio_leds[ + GPIO_LED_INV(ADM5120_GPIO_P3L0, "usb4", NULL), + }; + +-static struct gpio_button eb214a_gpio_buttons[] __initdata = { ++static struct gpio_keys_button eb214a_gpio_buttons[] __initdata = { + { + .desc = "reset", + .type = EV_KEY, +- .code = BTN_0, +- .threshold = 5, ++ .code = KEY_RESTART, ++ .debounce_interval = EB214A_KEYS_DEBOUNCE_INTERVAL, + .gpio = ADM5120_GPIO_PIN1, + } + }; +@@ -105,8 +108,9 @@ static void __init eb214a_setup(void) + + eb214a_mac_setup(); + +- adm5120_add_device_gpio_buttons(ARRAY_SIZE(eb214a_gpio_buttons), +- eb214a_gpio_buttons); ++ adm5120_register_gpio_buttons(-1, EB214A_KEYS_POLL_INTERVAL, ++ ARRAY_SIZE(eb214a_gpio_buttons), ++ eb214a_gpio_buttons); + + adm5120_add_device_gpio_leds(ARRAY_SIZE(eb214a_gpio_leds), + eb214a_gpio_leds); +--- a/arch/mips/adm5120/edimax/br-61xx.c ++++ b/arch/mips/adm5120/edimax/br-61xx.c +@@ -18,6 +18,9 @@ + #define BR61XX_CONFIG_OFFSET 0x8000 + #define BR61XX_CONFIG_SIZE 0x1000 + ++#define BR61XX_KEYS_POLL_INTERVAL 20 ++#define BR61XX_KEYS_DEBOUNCE_INTERVAL (3 * BR61XX_KEYS_POLL_INTERVAL) ++ + static struct mtd_partition br61xx_partitions[] = { + { + .name = "admboot", +@@ -35,12 +38,12 @@ static struct mtd_partition br61xx_parti + } + }; + +-static struct gpio_button br61xx_gpio_buttons[] __initdata = { ++static struct gpio_keys_button br61xx_gpio_buttons[] __initdata = { + { + .desc = "reset_button", + .type = EV_KEY, +- .code = BTN_0, +- .threshold = 5, ++ .code = KEY_RESTART, ++ .debounce_interval = BR61XX_KEYS_DEBOUNCE_INTERVAL, + .gpio = ADM5120_GPIO_PIN2, + } + }; +@@ -76,8 +79,10 @@ void __init br61xx_generic_setup(void) + adm5120_add_device_uart(1); + + adm5120_add_device_switch(5, br61xx_vlans); +- adm5120_add_device_gpio_buttons(ARRAY_SIZE(br61xx_gpio_buttons), +- br61xx_gpio_buttons); ++ ++ adm5120_register_gpio_buttons(-1, BR61XX_KEYS_POLL_INTERVAL, ++ ARRAY_SIZE(br61xx_gpio_buttons), ++ br61xx_gpio_buttons); + + br61xx_mac_setup(); + } +--- a/arch/mips/adm5120/mikrotik/rb-1xx.h ++++ b/arch/mips/adm5120/mikrotik/rb-1xx.h +@@ -26,7 +26,7 @@ + #include <prom/routerboot.h> + + extern struct platform_nand_data rb1xx_nand_data __initdata; +-extern struct gpio_button rb1xx_gpio_buttons[] __initdata; ++extern struct gpio_keys_button rb1xx_gpio_buttons[] __initdata; + + extern void rb1xx_add_device_flash(void) __init; + extern void rb1xx_add_device_nand(void) __init; |