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ARM: qcom: enable console output on IPQ806x

PATCH New Mathieu Olivari 1 participant 3 messages Aug 18, 2015 Device tree bindings

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Mathieu Olivari

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#0 lore raw

cover ARM: qcom: enable console output on IPQ806x

This change set adds uart nodes in ipq806x dtsi and add the chosen node in AP148 dts file to use it as a console.

Mathieu Olivari (2):
ARM: qcom: add uart labels to IPQ806x dts
ARCH: qcom: enable uart output by default on AP148

 arch/arm/boot/dts/qcom-ipq8064-ap148.dts |  8 ++++++++
 arch/arm/boot/dts/qcom-ipq8064.dtsi      | 15 +++++++++------
 2 files changed, 17 insertions(+), 6 deletions(-)
Signature · 1 line
2.1.4
author
#1 lore raw

PATCH 1/2 ARM: qcom: add uart labels to IPQ806x dts

We want to use references to UART devices from the board specific dts files, so we'll label them according to their gsbi number.

Signed-off-by Mathieu Olivari <[email protected]>
---
 arch/arm/boot/dts/qcom-ipq8064.dtsi | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)
arch/arm/boot/dts/qcom-ipq8064.dtsi +9 -6
index 9834c94..2f270d7 100644
@@ -159,8 +159,9 @@
 
 			syscon-tcsr = <&tcsr>;
 
-			serial at 12490000 {
-				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
+			uart2: serial at 12490000 {
+				compatible = "qcom,msm-uartdm-v1.3",
+					     "qcom,msm-uartdm";
 				reg = <0x12490000 0x1000>,
 				      <0x12480000 0x1000>;
 				interrupts = <0 195 0x0>;

@@ -197,8 +198,9 @@
 
 			syscon-tcsr = <&tcsr>;
 
-			serial at 16340000 {
-				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
+			uart4: serial at 16340000 {
+				compatible = "qcom,msm-uartdm-v1.3",
+					     "qcom,msm-uartdm";
 				reg = <0x16340000 0x1000>,
 				      <0x16300000 0x1000>;
 				interrupts = <0 152 0x0>;

@@ -234,8 +236,9 @@
 
 			syscon-tcsr = <&tcsr>;
 
-			serial at 1a240000 {
-				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
+			uart5: serial at 1a240000 {
+				compatible = "qcom,msm-uartdm-v1.3",
+					     "qcom,msm-uartdm";
 				reg = <0x1a240000 0x1000>,
 				      <0x1a200000 0x1000>;
 				interrupts = <0 154 0x0>;
Signature · 1 line
2.1.4
author
#2 lore raw

PATCH 2/2 ARM: qcom: enable uart output by default on AP148

In reply to Mathieu Olivari

This change adds a new chosen node to boot using UART console on AP148

Signed-off-by Mathieu Olivari <[email protected]>
---
 arch/arm/boot/dts/qcom-ipq8064-ap148.dts | 8 ++++++++
 1 file changed, 8 insertions(+)
arch/arm/boot/dts/qcom-ipq8064-ap148.dts +8 -0
index 55b2910..b08907a 100644
@@ -14,6 +14,14 @@
 		};
 	};
 
+	alias {
+		serial0 = &uart4;
+	};
+
+	chosen {
+		linux,stdout-path = "serial0:115200n8";
+	};
+
 	soc {
 		pinmux at 800000 {
 			i2c4_pins: i2c4_pinmux {
Signature · 1 line
2.1.4