diff options
| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-08-11 18:06:48 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2025-08-11 21:22:44 +0300 |
| commit | b2659ddbc2999e8b56edbcd12251b3e469bd0bca (patch) | |
| tree | 25e811d1badefdae7a21ddcd4ac885a1ce45c69c | |
| parent | 35e0b432d5ca73b7498398d7eb369c5665cc3ab1 (diff) | |
| download | linux-b2659ddbc2999e8b56edbcd12251b3e469bd0bca.tar.xz | |
arm64: dts: qcom: qrb2210-rb1: 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.
Tested-by: Alexey Klimov <alexey.klimov@linaro.org>
Reported-by: Alexey Klimov <alexey.klimov@linaro.org>
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-v1-1-b5496f80e047@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts index b2e0fc5501c1..277b33100ac0 100644 --- a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts +++ b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts @@ -5,6 +5,7 @@ /dts-v1/; +#include <dt-bindings/gpio/gpio.h> #include <dt-bindings/leds/common.h> #include "qcm2290.dtsi" #include "pm4125.dtsi" @@ -63,8 +64,8 @@ i2c2_gpio: i2c { compatible = "i2c-gpio"; - sda-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>; - scl-gpios = <&tlmm 7 GPIO_ACTIVE_HIGH>; + sda-gpios = <&tlmm 6 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios = <&tlmm 7 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; #address-cells = <1>; #size-cells = <0>; |