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pinctrl: mediatek: add eint support to MT8183 pinctrl driver

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Just add eint support to MT8183 pinctrl driver as usual as
happens on the other SoCs.

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Sean Wang 2018-09-08 19:07:38 +08:00 committed by Linus Walleij
parent 89132dd8ff
commit 6561859b06
2 changed files with 30 additions and 0 deletions
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8
drivers/pinctrl/mediatek/pinctrl-mt8183.c
View File

@ -492,11 +492,19 @@ static const char * const mt8183_pinctrl_register_base_names[] = {
"iocfg6", "iocfg7", "iocfg8",
};
static const struct mtk_eint_hw mt8183_eint_hw = {
.port_mask = 7,
.ports = 6,
.ap_num = 212,
.db_cnt = 13,
};
static const struct mtk_pin_soc mt8183_data = {
.reg_cal = mt8183_reg_cals,
.pins = mtk_pins_mt8183,
.npins = ARRAY_SIZE(mtk_pins_mt8183),
.ngrps = ARRAY_SIZE(mtk_pins_mt8183),
.eint_hw = &mt8183_eint_hw,
.gpio_m = 0,
.ies_present = true,
.base_names = mt8183_pinctrl_register_base_names,

22
drivers/pinctrl/mediatek/pinctrl-paris.c
View File

@ -718,6 +718,22 @@ static int mtk_gpio_direction_output(struct gpio_chip *chip, unsigned int gpio,
return pinctrl_gpio_direction_output(chip->base + gpio);
}
static int mtk_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)
{
struct mtk_pinctrl *hw = gpiochip_get_data(chip);
const struct mtk_pin_desc *desc;
if (!hw->eint)
return -ENOTSUPP;
desc = (const struct mtk_pin_desc *)&hw->soc->pins[offset];
if (desc->eint.eint_n == EINT_NA)
return -ENOTSUPP;
return mtk_eint_find_irq(hw->eint, desc->eint.eint_n);
}
static int mtk_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
unsigned long config)
{
@ -751,6 +767,7 @@ static int mtk_build_gpiochip(struct mtk_pinctrl *hw, struct device_node *np)
chip->direction_output = mtk_gpio_direction_output;
chip->get = mtk_gpio_get;
chip->set = mtk_gpio_set;
chip->to_irq = mtk_gpio_to_irq,
chip->set_config = mtk_gpio_set_config,
chip->base = -1;
chip->ngpio = hw->soc->npins;
@ -871,6 +888,11 @@ int mtk_paris_pinctrl_probe(struct platform_device *pdev,
if (err)
return err;
err = mtk_build_eint(hw, pdev);
if (err)
dev_warn(&pdev->dev,
"Failed to add EINT, but pinctrl still can work\n");
/* Build gpiochip should be after pinctrl_enable is done */
err = mtk_build_gpiochip(hw, pdev->dev.of_node);
if (err) {