diff options
Diffstat (limited to 'drivers/gpio/gpio-sprd.c')
| -rw-r--r-- | drivers/gpio/gpio-sprd.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/gpio/gpio-sprd.c b/drivers/gpio/gpio-sprd.c index 9bff63990eee..413bcd0a4240 100644 --- a/drivers/gpio/gpio-sprd.c +++ b/drivers/gpio/gpio-sprd.c @@ -7,8 +7,8 @@ #include <linux/bitops.h> #include <linux/gpio/driver.h> #include <linux/kernel.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> -#include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/spinlock.h> @@ -108,10 +108,12 @@ static int sprd_gpio_get(struct gpio_chip *chip, unsigned int offset) return sprd_gpio_read(chip, offset, SPRD_GPIO_DATA); } -static void sprd_gpio_set(struct gpio_chip *chip, unsigned int offset, - int value) +static int sprd_gpio_set(struct gpio_chip *chip, unsigned int offset, + int value) { sprd_gpio_update(chip, offset, SPRD_GPIO_DATA, value); + + return 0; } static void sprd_gpio_irq_mask(struct irq_data *data) @@ -120,6 +122,7 @@ static void sprd_gpio_irq_mask(struct irq_data *data) u32 offset = irqd_to_hwirq(data); sprd_gpio_update(chip, offset, SPRD_GPIO_IE, 0); + gpiochip_disable_irq(chip, offset); } static void sprd_gpio_irq_ack(struct irq_data *data) @@ -136,6 +139,7 @@ static void sprd_gpio_irq_unmask(struct irq_data *data) u32 offset = irqd_to_hwirq(data); sprd_gpio_update(chip, offset, SPRD_GPIO_IE, 1); + gpiochip_enable_irq(chip, offset); } static int sprd_gpio_irq_set_type(struct irq_data *data, @@ -205,13 +209,14 @@ static void sprd_gpio_irq_handler(struct irq_desc *desc) chained_irq_exit(ic, desc); } -static struct irq_chip sprd_gpio_irqchip = { +static const struct irq_chip sprd_gpio_irqchip = { .name = "sprd-gpio", .irq_ack = sprd_gpio_irq_ack, .irq_mask = sprd_gpio_irq_mask, .irq_unmask = sprd_gpio_irq_unmask, .irq_set_type = sprd_gpio_irq_set_type, - .flags = IRQCHIP_SKIP_SET_WAKE, + .flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_IMMUTABLE, + GPIOCHIP_IRQ_RESOURCE_HELPERS, }; static int sprd_gpio_probe(struct platform_device *pdev) @@ -245,7 +250,7 @@ static int sprd_gpio_probe(struct platform_device *pdev) sprd_gpio->chip.direction_output = sprd_gpio_direction_output; irq = &sprd_gpio->chip.irq; - irq->chip = &sprd_gpio_irqchip; + gpio_irq_chip_set_chip(irq, &sprd_gpio_irqchip); irq->handler = handle_bad_irq; irq->default_type = IRQ_TYPE_NONE; irq->parent_handler = sprd_gpio_irq_handler; |