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Subject[PATCH 3/5] arm64: dts: qcom: sm6375: Hook up I2C7 GPIOs
It's required to mux the GPIOs to a correct function to make sure
the I2C host can communicate with the devices on the other end.

Ensure that happens.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
arch/arm64/boot/dts/qcom/sm6375.dtsi | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6375.dtsi b/arch/arm64/boot/dts/qcom/sm6375.dtsi
index 4364b144eb93..b79908d969c7 100644
--- a/arch/arm64/boot/dts/qcom/sm6375.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6375.dtsi
@@ -875,6 +875,13 @@ qup_i2c2_default: qup-i2c2-default-state {
bias-pull-up;
};

+ qup_i2c7_default: qup-i2c7-default-state {
+ pins = "gpio27", "gpio28";
+ function = "qup11_f1";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
qup_i2c8_default: qup-i2c8-default-state {
pins = "gpio19", "gpio20";
/* TLMM, GCC and vendor DT all have different indices.. */
@@ -1220,6 +1227,8 @@ i2c7: i2c@4c84000 {
clock-names = "se";
clocks = <&gcc GCC_QUPV3_WRAP1_S1_CLK>;
interrupts = <GIC_SPI 508 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-0 = <&qup_i2c7_default>;
+ pinctrl-names = "default";
dmas = <&gpi_dma1 0 1 QCOM_GPI_I2C>,
<&gpi_dma1 1 1 QCOM_GPI_I2C>;
dma-names = "tx", "rx";
--
2.41.0

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