From 25197809e78c5ff521353acce00406cc2b4bbc16 Mon Sep 17 00:00:00 2001 From: Bartosz Golaszewski Date: Mon, 11 Aug 2025 17:06:50 +0200 Subject: [PATCH] arm64: dts: qcom: sdm845-samsung-starqltechn: fix GPIO lookup flags for i2c SDA and SCL The I2C GPIO bus driver enforces the SDA and SCL pins as open-drain outputs but the lookup flags in the DTS don't reflect that triggering warnings from GPIO core. Add the appropriate flags. Reviewed-by: Konrad Dybcio Signed-off-by: Bartosz Golaszewski Link: https://lore.kernel.org/r/20250811-qcom-gpio-lookup-open-drain-v1-3-b5496f80e047@linaro.org Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts index d686531bf4eac..9076d8eb4d50a 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts @@ -145,8 +145,8 @@ i2c21 { compatible = "i2c-gpio"; - sda-gpios = <&tlmm 127 GPIO_ACTIVE_HIGH>; - scl-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>; + sda-gpios = <&tlmm 127 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios = <&tlmm 128 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; i2c-gpio,delay-us = <2>; pinctrl-0 = <&i2c21_sda_state &i2c21_scl_state>; pinctrl-names = "default"; -- 2.47.3