diff options
| -rw-r--r-- | arch/mips/alchemy/board-mtx1.c | 18 | ||||
| -rw-r--r-- | drivers/watchdog/mtx-1_wdt.c | 19 |
2 files changed, 18 insertions, 19 deletions
diff --git a/arch/mips/alchemy/board-mtx1.c b/arch/mips/alchemy/board-mtx1.c index d625e6f99ae7..9d9d4ee31605 100644 --- a/arch/mips/alchemy/board-mtx1.c +++ b/arch/mips/alchemy/board-mtx1.c @@ -24,6 +24,7 @@ #include <linux/platform_device.h> #include <linux/leds.h> #include <linux/gpio.h> +#include <linux/gpio/machine.h> #include <linux/gpio_keys.h> #include <linux/input.h> #include <linux/mtd/partitions.h> @@ -130,20 +131,18 @@ static struct platform_device mtx1_button = { } }; -static struct resource mtx1_wdt_res[] = { - [0] = { - .start = 215, - .end = 215, - .name = "mtx1-wdt-gpio", - .flags = IORESOURCE_IRQ, - } +static struct gpiod_lookup_table mtx1_wdt_gpio_table = { + .dev_id = "mtx1-wdt.0", + .table = { + /* Global number 215 is offset 15 on Alchemy GPIO 2 */ + GPIO_LOOKUP("alchemy-gpio2", 15, NULL, GPIO_ACTIVE_HIGH), + { }, + }, }; static struct platform_device mtx1_wdt = { .name = "mtx1-wdt", .id = 0, - .num_resources = ARRAY_SIZE(mtx1_wdt_res), - .resource = mtx1_wdt_res, }; static const struct gpio_led default_leds[] = { @@ -310,6 +309,7 @@ static int __init mtx1_register_devices(void) } gpio_direction_input(mtx1_gpio_button[0].gpio); out: + gpiod_add_lookup_table(&mtx1_wdt_gpio_table); return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs)); } arch_initcall(mtx1_register_devices); diff --git a/drivers/watchdog/mtx-1_wdt.c b/drivers/watchdog/mtx-1_wdt.c index 1fa7d2b32494..e028e0a2eca0 100644 --- a/drivers/watchdog/mtx-1_wdt.c +++ b/drivers/watchdog/mtx-1_wdt.c @@ -39,7 +39,7 @@ #include <linux/platform_device.h> #include <linux/io.h> #include <linux/uaccess.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <asm/mach-au1x00/au1000.h> @@ -55,7 +55,7 @@ static struct { int queue; int default_ticks; unsigned long inuse; - unsigned gpio; + struct gpio_desc *gpiod; unsigned int gstate; } mtx1_wdt_device; @@ -67,7 +67,7 @@ static void mtx1_wdt_trigger(struct timer_list *unused) /* toggle wdt gpio */ mtx1_wdt_device.gstate = !mtx1_wdt_device.gstate; - gpio_set_value(mtx1_wdt_device.gpio, mtx1_wdt_device.gstate); + gpiod_set_value(mtx1_wdt_device.gpiod, mtx1_wdt_device.gstate); if (mtx1_wdt_device.queue && ticks) mod_timer(&mtx1_wdt_device.timer, jiffies + MTX1_WDT_INTERVAL); @@ -90,7 +90,7 @@ static void mtx1_wdt_start(void) if (!mtx1_wdt_device.queue) { mtx1_wdt_device.queue = 1; mtx1_wdt_device.gstate = 1; - gpio_set_value(mtx1_wdt_device.gpio, 1); + gpiod_set_value(mtx1_wdt_device.gpiod, 1); mod_timer(&mtx1_wdt_device.timer, jiffies + MTX1_WDT_INTERVAL); } mtx1_wdt_device.running++; @@ -105,7 +105,7 @@ static int mtx1_wdt_stop(void) if (mtx1_wdt_device.queue) { mtx1_wdt_device.queue = 0; mtx1_wdt_device.gstate = 0; - gpio_set_value(mtx1_wdt_device.gpio, 0); + gpiod_set_value(mtx1_wdt_device.gpiod, 0); } ticks = mtx1_wdt_device.default_ticks; spin_unlock_irqrestore(&mtx1_wdt_device.lock, flags); @@ -198,12 +198,11 @@ static int mtx1_wdt_probe(struct platform_device *pdev) { int ret; - mtx1_wdt_device.gpio = pdev->resource[0].start; - ret = devm_gpio_request_one(&pdev->dev, mtx1_wdt_device.gpio, - GPIOF_OUT_INIT_HIGH, "mtx1-wdt"); - if (ret < 0) { + mtx1_wdt_device.gpiod = devm_gpiod_get(&pdev->dev, + NULL, GPIOD_OUT_HIGH); + if (IS_ERR(mtx1_wdt_device.gpiod)) { dev_err(&pdev->dev, "failed to request gpio"); - return ret; + return PTR_ERR(mtx1_wdt_device.gpiod); } spin_lock_init(&mtx1_wdt_device.lock); |