linux-kernel - [PATCH 2/2] ARM: mediatek: dts: Add uart to mt6592

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Date:	Wed, 14 Jan 2015 12:35:56 +0100
From:	Matthias Brugger <matthias.bgg@...il.com>
To:	linux@....linux.org.uk, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, matthias.bgg@...il.com
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org, howard.chen@...aro.org
Subject: [PATCH 2/2] ARM: mediatek: dts: Add uart to mt6592

This patch adds the uart ports and the uart clock to Mediateks
mt6592 SoC.

Signed-off-by: Matthias Brugger <matthias.bgg@...il.com>
---
 arch/arm/boot/dts/mt6592.dtsi | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/arm/boot/dts/mt6592.dtsi b/arch/arm/boot/dts/mt6592.dtsi
index 67c8174..c69201f 100644
--- a/arch/arm/boot/dts/mt6592.dtsi
+++ b/arch/arm/boot/dts/mt6592.dtsi
@@ -78,6 +78,12 @@
 		#clock-cells = <0>;
 	};
 
+	uart_clk: dummy26m {
+		compatible = "fixed-clock";
+		clock-frequency = <26000000>;
+		#clock-cells = <0>;
+	};
+
 	timer: timer@...08000 {
 		compatible = "mediatek,mt6577-timer";
 		reg = <0x10008000 0x80>;
@@ -102,4 +108,36 @@
 		reg = <0x10211000 0x1000>,
 		      <0x10212000 0x1000>;
 	};
+
+	uart0: serial@...02000 {
+		compatible = "mediatek,mt6577-uart";
+		reg = <0x11002000 0x400>;
+		interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&uart_clk>;
+		status = "disabled";
+	};
+
+	uart1: serial@...03000 {
+		compatible = "mediatek,mt6577-uart";
+		reg = <0x11003000 0x400>;
+		interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&uart_clk>;
+		status = "disabled";
+	};
+
+	uart2: serial@...04000 {
+		compatible = "mediatek,mt6577-uart";
+		reg = <0x11004000 0x400>;
+		interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&uart_clk>;
+		status = "disabled";
+	};
+
+	uart3: serial@...05000 {
+		compatible = "mediatek,mt6577-uart";
+		reg = <0x11005000 0x400>;
+		interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&uart_clk>;
+		status = "disabled";
+	};
 };
-- 
1.9.1

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