From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Levin Subject: [PATCH AUTOSEL 4.19 01/36] pinctrl: meson: fix pinconf bias disable Date: Thu, 22 Nov 2018 14:52:05 -0500 Message-ID: <20181122195240.13123-1-sashal@kernel.org> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: stable@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Jerome Brunet , Linus Walleij , Sasha Levin , linux-gpio@vger.kernel.org, linux-amlogic@lists.infradead.org List-Id: linux-gpio@vger.kernel.org From: Jerome Brunet [ Upstream commit e39f9dd8206ad66992ac0e6218ef1ba746f2cce9 ] If a bias is enabled on a pin of an Amlogic SoC, calling .pin_config_set() with PIN_CONFIG_BIAS_DISABLE will not disable the bias. Instead it will force a pull-down bias on the pin. Instead of the pull type register bank, the driver should access the pull enable register bank. Fixes: 6ac730951104 ("pinctrl: add driver for Amlogic Meson SoCs") Signed-off-by: Jerome Brunet Acked-by: Neil Armstrong Signed-off-by: Linus Walleij Signed-off-by: Sasha Levin --- drivers/pinctrl/meson/pinctrl-meson.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index 29a458da78db..4f3ab18636a3 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -192,7 +192,7 @@ static int meson_pinconf_set(struct pinctrl_dev *pcdev, unsigned int pin, dev_dbg(pc->dev, "pin %u: disable bias\n", pin); meson_calc_reg_and_bit(bank, pin, REG_PULL, ®, &bit); - ret = regmap_update_bits(pc->reg_pull, reg, + ret = regmap_update_bits(pc->reg_pullen, reg, BIT(bit), 0); if (ret) return ret; -- 2.17.1