On Tue 30 Nov 23:29 PST 2021, Vinod Koul wrote: > This add based DTSI for SM8450 SoC and includes base description of > CPUs, GCC, RPMHCC, UART, interuupt-controller which helps to boot to > shell with console on boards with this SoC > > Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx> > --- > arch/arm64/boot/dts/qcom/sm8450.dtsi | 476 +++++++++++++++++++++++++++ > 1 file changed, 476 insertions(+) > create mode 100644 arch/arm64/boot/dts/qcom/sm8450.dtsi > > diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi [..] > + qupv3_id_0: geniqup@9c0000 { > + compatible = "qcom,geni-se-qup"; > + reg = <0x0 0x009c0000 0x0 0x2000>; > + clock-names = "m-ahb", "s-ahb"; > + clocks = <&gcc GCC_QUPV3_WRAP_0_M_AHB_CLK>, > + <&gcc GCC_QUPV3_WRAP_0_S_AHB_CLK>; > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + status = "disabled"; > + > + uart7: serial@99c000 { > + compatible = "qcom,geni-debug-uart"; There's nothing special about uart7 on a platform level, so my suggestion is that you use the standard compatible of "qcom,geni-se-qup" here and then override the compatible with "qcom,geni-debug-uart" in the qrd.dts. Regards, Bjorn