diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-stmfx.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-stmfx.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-stmfx.c b/drivers/pinctrl/pinctrl-stmfx.c index ccdf0bb21414..16723797fa7c 100644 --- a/drivers/pinctrl/pinctrl-stmfx.c +++ b/drivers/pinctrl/pinctrl-stmfx.c @@ -505,6 +505,25 @@ static void stmfx_pinctrl_irq_bus_sync_unlock(struct irq_data *data) mutex_unlock(&pctl->lock); } +static int stmfx_gpio_irq_request_resources(struct irq_data *data) +{ + struct gpio_chip *gpio_chip = irq_data_get_irq_chip_data(data); + int ret; + + ret = stmfx_gpio_direction_input(gpio_chip, data->hwirq); + if (ret) + return ret; + + return gpiochip_reqres_irq(gpio_chip, data->hwirq); +} + +static void stmfx_gpio_irq_release_resources(struct irq_data *data) +{ + struct gpio_chip *gpio_chip = irq_data_get_irq_chip_data(data); + + return gpiochip_relres_irq(gpio_chip, data->hwirq); +} + static void stmfx_pinctrl_irq_toggle_trigger(struct stmfx_pinctrl *pctl, unsigned int offset) { @@ -664,6 +683,8 @@ static int stmfx_pinctrl_probe(struct platform_device *pdev) pctl->irq_chip.irq_set_type = stmfx_pinctrl_irq_set_type; pctl->irq_chip.irq_bus_lock = stmfx_pinctrl_irq_bus_lock; pctl->irq_chip.irq_bus_sync_unlock = stmfx_pinctrl_irq_bus_sync_unlock; + pctl->irq_chip.irq_request_resources = stmfx_gpio_irq_request_resources; + pctl->irq_chip.irq_release_resources = stmfx_gpio_irq_release_resources; ret = gpiochip_irqchip_add_nested(&pctl->gpio_chip, &pctl->irq_chip, 0, handle_bad_irq, IRQ_TYPE_NONE); |