GENI SPI controller shows several issues if it manages the CS on its own (see 37dd4b777942 ("arm64: dts: qcom: sc7180: Provide pinconf for SPI to use GPIO for CS")) for the details. Configure SPI0 CS pin as a GPIO. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> --- arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts index 922f329d623a..d329829c61fa 100644 --- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts +++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts @@ -815,7 +815,7 @@ &pm8150_rtc { status = "okay"; }; -&qup_spi0_cs { +&qup_spi0_cs_gpio { drive-strength = <6>; bias-disable; }; @@ -963,7 +963,8 @@ codec { &spi0 { status = "okay"; pinctrl-names = "default"; - pinctrl-0 = <&qup_spi0_data_clk>, <&qup_spi0_cs>; + pinctrl-0 = <&qup_spi0_data_clk>, <&qup_spi0_cs_gpio>; + cs-gpios = <&tlmm 31 GPIO_ACTIVE_LOW>; can@0 { compatible = "microchip,mcp2518fd"; -- 2.30.0