From ca73da39ff0c9f599f75d7ccac0196030aa946b9 Mon Sep 17 00:00:00 2001 From: Sam Shih Date: Thu, 17 Dec 2020 19:32:48 +0800 Subject: [PATCH 04/21] pinctrl: mediatek: add get_pin_muxing ops for mediatek pinctrl This patch add get_pin_muxing support for mediatek pinctrl drivers Signed-off-by: Sam Shih --- drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) --- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c +++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c @@ -232,6 +232,19 @@ static int mtk_get_pins_count(struct ude return priv->soc->npins; } +static int mtk_get_pin_muxing(struct udevice *dev, + unsigned int selector, + char *buf, int size) +{ + int val, err; + err = mtk_hw_get_value(dev, selector, PINCTRL_PIN_REG_MODE, &val); + if (err) + return err; + + snprintf(buf, size, "Aux Func.%d", val); + return 0; +} + static const char *mtk_get_group_name(struct udevice *dev, unsigned int selector) { @@ -512,6 +525,7 @@ static int mtk_pinconf_group_set(struct const struct pinctrl_ops mtk_pinctrl_ops = { .get_pins_count = mtk_get_pins_count, .get_pin_name = mtk_get_pin_name, + .get_pin_muxing = mtk_get_pin_muxing, .get_groups_count = mtk_get_groups_count, .get_group_name = mtk_get_group_name, .get_functions_count = mtk_get_functions_count,