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Subject[PATCH v2 3/4] irqchip/meson-gpio: add select trigger type callback
Date
Due to some chips may use different registers and offset, provide
a set trigger type call back.

Signed-off-by: Qianggui Song <qianggui.song@amlogic.com>
---
drivers/irqchip/irq-meson-gpio.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/irqchip/irq-meson-gpio.c b/drivers/irqchip/irq-meson-gpio.c
index eefe15e1b3a6..b511f9532adc 100644
--- a/drivers/irqchip/irq-meson-gpio.c
+++ b/drivers/irqchip/irq-meson-gpio.c
@@ -55,6 +55,8 @@ struct irq_ctl_ops {
void (*gpio_irq_sel_pin)(struct meson_gpio_irq_controller *ctl,
unsigned int channel, unsigned long hwirq);
void (*gpio_irq_init)(struct meson_gpio_irq_controller *ctl);
+ void (*gpio_irq_sel_type)(struct meson_gpio_irq_controller *ctl,
+ unsigned int idx, u32 val);
};

struct meson_gpio_irq_params {
@@ -278,6 +280,12 @@ static int meson_gpio_irq_type_setup(struct meson_gpio_irq_controller *ctl,
*/
type &= IRQ_TYPE_SENSE_MASK;

+ /* Some controllers may have different calculation method*/
+ if (params->ops.gpio_irq_sel_type) {
+ params->ops.gpio_irq_sel_type(ctl, idx, type);
+ return 0;
+ }
+
/*
* New controller support EDGE_BOTH trigger. This setting takes
* precedence over the other edge/polarity settings
--
2.34.1
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