Thread (18 messages) 18 messages, 4 authors, 2021-08-12
STALE1800d
Revisions (7)
  1. v4 current
  2. v5 [diff vs current]
  3. v6 [diff vs current]
  4. v7 [diff vs current]
  5. v8 [diff vs current]
  6. v9 [diff vs current]
  7. v10 [diff vs current]

[PATCH V4 3/4] arm64: dts: sc7280: Update QUPv3 Debug UART DT node

From: Rajesh Patil <hidden>
Date: 2021-07-26 13:43:08
Also in: linux-devicetree, lkml
Subsystem: arm/qualcomm chromebook support, arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers: Bjorn Andersson, Konrad Dybcio, Linus Torvalds

From: Roja Rani Yarubandi <redacted>

Update QUPv3 Debug UART DT node with the interconnect names and
functions for SC7280 SoC.

Split the Debug UART pin control functions.

Signed-off-by: Roja Rani Yarubandi <redacted>
Signed-off-by: Rajesh Patil <redacted>
---
Changes in V4:
 - As per Bjorn's comment, posting this debug-uart node update
   as seperate patch

 arch/arm64/boot/dts/qcom/sc7280-idp.dts | 18 +++++++-----------
 arch/arm64/boot/dts/qcom/sc7280.dtsi    | 28 ++++++++++++++++++++++++----
 2 files changed, 31 insertions(+), 15 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dts b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
index f63cf51..a50c9e5 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
@@ -383,18 +383,14 @@
 	bias-pull-up;
 };
 
-&qup_uart5_default {
-	tx {
-		pins = "gpio46";
-		drive-strength = <2>;
-		bias-disable;
-	};
+&qup_uart5_tx {
+	drive-strength = <2>;
+	bias-disable;
+};
 
-	rx {
-		pins = "gpio47";
-		drive-strength = <2>;
-		bias-pull-up;
-	};
+&qup_uart5_rx {
+	drive-strength = <2>;
+	bias-pull-up;
 };
 
 &sdc1_on {
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 455e58f..951818f 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -853,8 +853,13 @@
 				clock-names = "se";
 				clocks = <&gcc GCC_QUPV3_WRAP0_S5_CLK>;
 				pinctrl-names = "default";
-				pinctrl-0 = <&qup_uart5_default>;
+				pinctrl-0 = <&qup_uart5_cts>, <&qup_uart5_rts>, <&qup_uart5_tx>, <&qup_uart5_rx>;
 				interrupts = <GIC_SPI 606 IRQ_TYPE_LEVEL_HIGH>;
+				power-domains = <&rpmhpd SC7280_CX>;
+				operating-points-v2 = <&qup_opp_table>;
+				interconnects = <&clk_virt MASTER_QUP_CORE_0 0 &clk_virt SLAVE_QUP_CORE_0 0>,
+						<&gem_noc MASTER_APPSS_PROC 0 &cnoc2 SLAVE_QUP_0 0>;
+				interconnect-names = "qup-core", "qup-config";
 				status = "disabled";
 			};
 
@@ -2234,9 +2239,24 @@
 				function = "qup04";
 			};
 
-			qup_uart5_default: qup-uart5-default {
-				pins = "gpio46", "gpio47";
-				function = "qup13";
+			qup_uart5_cts: qup-uart5-cts {
+				pins = "gpio20";
+				function = "qup05";
+			};
+
+			qup_uart5_rts: qup-uart5-rts {
+				pins = "gpio21";
+				function = "qup05";
+			};
+
+			qup_uart5_tx: qup-uart5-tx {
+				pins = "gpio22";
+				function = "qup05";
+			};
+
+			qup_uart5_rx: qup-uart5-rx {
+				pins = "gpio23";
+				function = "qup05";
 			};
 
 			qup_uart6_cts: qup-uart6-cts {
-- 
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of Code Aurora Forum, hosted by The Linux Foundation
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