Re: [PATCH 1/2] arm64: dts: qcom: sm6115: Add UART3

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On 25/11/2023 13:04, Konrad Dybcio wrote:
Hook up UART3, usually used for communicating with a Bluetooth module.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
  arch/arm64/boot/dts/qcom/sm6115.dtsi | 30 ++++++++++++++++++++++++++++++
  1 file changed, 30 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6115.dtsi b/arch/arm64/boot/dts/qcom/sm6115.dtsi
index 839c60351240..0d13d7bf6bd1 100644
--- a/arch/arm64/boot/dts/qcom/sm6115.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6115.dtsi
@@ -273,6 +273,25 @@ memory@80000000 {
  		reg = <0 0x80000000 0 0>;
  	};
+ qup_opp_table: opp-table-qup {
+		compatible = "operating-points-v2";
+
+		opp-75000000 {
+			opp-hz = /bits/ 64 <75000000>;
+			required-opps = <&rpmpd_opp_low_svs>;
+		};
+
+		opp-100000000 {
+			opp-hz = /bits/ 64 <100000000>;
+			required-opps = <&rpmpd_opp_svs>;
+		};
+
+		opp-128000000 {
+			opp-hz = /bits/ 64 <128000000>;
+			required-opps = <&rpmpd_opp_nom>;
+		};
+	};
+

It looked odd to me that the same opps as the FP4 were used but, this declaration is consistent with downstream.

  	pmu {
  		compatible = "arm,armv8-pmuv3";
  		interrupts = <GIC_PPI 6 IRQ_TYPE_LEVEL_HIGH>;
@@ -1208,6 +1227,17 @@ spi3: spi@4a8c000 {
  				status = "disabled";
  			};
+ uart3: serial@4a8c000 {
+				compatible = "qcom,geni-uart";
+				reg = <0x0 0x04a8c000 0x0 0x4000>;
+				interrupts-extended = <&intc GIC_SPI 330 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&gcc GCC_QUPV3_WRAP0_S3_CLK>;
+				clock-names = "se";
+				power-domains = <&rpmpd SM6115_VDDCX>;
+				operating-points-v2 = <&qup_opp_table>;
+				status = "disabled";
+			};
+
  			i2c4: i2c@4a90000 {
  				compatible = "qcom,geni-i2c";
  				reg = <0x0 0x04a90000 0x0 0x4000>;


Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>




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