diff options
| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-08-11 18:06:50 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2025-08-11 21:22:44 +0300 |
| commit | 25197809e78c5ff521353acce00406cc2b4bbc16 (patch) | |
| tree | aeeb3d419408ea6677c879499575e965bc02e8c9 | |
| parent | f07f492773b70efe01f9966703fef658b428f17b (diff) | |
| download | linux-25197809e78c5ff521353acce00406cc2b4bbc16.tar.xz | |
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 <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20250811-qcom-gpio-lookup-open-drain-v1-3-b5496f80e047@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts | 4 |
1 files 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 d686531bf4ea..9076d8eb4d50 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"; |