Quoting Karthikeyan Ramasubramanian (2018-03-14 16:58:50) > diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts > index 979ab49..ea3efc5 100644 > --- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts > +++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts > @@ -12,4 +12,43 @@ > / { > model = "Qualcomm Technologies, Inc. SDM845 MTP"; > compatible = "qcom,sdm845-mtp"; > + > + aliases { > + serial0 = &uart2; > + }; > + > + chosen { > + stdout-path = "serial0"; Also add :115200n8 ? > + }; > +}; > + > +&soc { I think the method is to put these inside soc node without using the phandle reference. So indent everything once more. > + geniqup@ac0000 { > + serial@a84000 { > + status = "okay"; > + }; > + }; > + > + pinctrl@3400000 { > + qup-uart2-default { > + pinconf_tx { > + pins = "gpio4"; > + drive-strength = <2>; > + bias-disable; > + }; > + > + pinconf_rx { > + pins = "gpio5"; > + drive-strength = <2>; > + bias-pull-up; > + }; > + }; > + > + qup-uart2-sleep { > + pinconf { > + pins = "gpio4", "gpio5"; > + bias-pull-down; > + }; > + }; > + }; > }; > diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi > index 32f8561..59334d9 100644 > --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi > +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi > @@ -6,6 +6,7 @@ > */ > > #include <dt-bindings/interrupt-controller/arm-gic.h> > +#include <dt-bindings/clock/qcom,gcc-sdm845.h> > > / { > interrupt-parent = <&intc>; > @@ -194,6 +195,20 @@ > #gpio-cells = <2>; > interrupt-controller; > #interrupt-cells = <2>; > + > + qup_uart2_default: qup-uart2-default { > + pinmux { > + function = "qup9"; > + pins = "gpio4", "gpio5"; > + }; > + }; > + > + qup_uart2_sleep: qup-uart2-sleep { > + pinmux { > + function = "gpio"; > + pins = "gpio4", "gpio5"; > + }; > + }; Are these supposed to go to the board file? > }; > > timer@17c90000 { > @@ -272,5 +287,28 @@ > #interrupt-cells = <4>; > cell-index = <0>; > }; > + > + geniqup@ac0000 { > + compatible = "qcom,geni-se-qup"; > + reg = <0xac0000 0x6000>; > + clock-names = "m-ahb", "s-ahb"; > + clocks = <&gcc GCC_QUPV3_WRAP_1_M_AHB_CLK>, > + <&gcc GCC_QUPV3_WRAP_1_S_AHB_CLK>; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; Add a status = "disabled" here too. > + > + uart2: serial@a84000 { > + compatible = "qcom,geni-debug-uart"; > + reg = <0xa84000 0x4000>; > + clock-names = "se"; > + clocks = <&gcc GCC_QUPV3_WRAP1_S1_CLK>; > + pinctrl-names = "default", "sleep"; > + pinctrl-0 = <&qup_uart2_default>; > + pinctrl-1 = <&qup_uart2_sleep>; > + interrupts = <GIC_SPI 354 IRQ_TYPE_LEVEL_HIGH>; > + status = "disabled"; > + }; > + }; > }; > }; -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html