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Commit 22b9ba03 authored by Tomasz Figa's avatar Tomasz Figa Committed by Linus Walleij
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pinctrl: exynos: Set pin function to EINT in irq_set_type of wake-up EINT 



Pins used as wake-up interrupts need to be configured as EINTs. This
patch adds the required configuration code to exynos_wkup_irq_set_type,
to set the pin as EINT when its interrupt trigger type is configured.

Signed-off-by: default avatarTomasz Figa <t.figa@samsung.com>
Reviewed-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Acked-by: default avatarThomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent a04b07c0

drivers/pinctrl/pinctrl-exynos.c

+11 −0
Original line number Diff line number Diff line
@@ -257,6 +257,7 @@ static int exynos_wkup_irq_set_type(struct irq_data *irqd, unsigned int type) 
	unsigned long reg_con = d->ctrl->weint_con + bank->eint_offset;

	unsigned long shift = EXYNOS_EINT_CON_LEN * pin;

	unsigned long con, trig_type;

	unsigned int mask;



	switch (type) {

	case IRQ_TYPE_EDGE_RISING:
@@ -288,6 +289,16 @@ static int exynos_wkup_irq_set_type(struct irq_data *irqd, unsigned int type) 
	con &= ~(EXYNOS_EINT_CON_MASK << shift);

	con |= trig_type << shift;

	writel(con, d->virt_base + reg_con);



	reg_con = bank->pctl_offset;

	shift = pin * bank->func_width;

	mask = (1 << bank->func_width) - 1;



	con = readl(d->virt_base + reg_con);

	con &= ~(mask << shift);

	con |= EXYNOS_EINT_FUNC << shift;

	writel(con, d->virt_base + reg_con);



	return 0;

}