linux-kernel - [PATCH 1/2] ARM: mediatek: dts: Add uart to mt6589

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Date:	Fri,  2 Jan 2015 19:48:04 +0100
From:	Matthias Brugger <matthias.bgg@...il.com>
To:	linux-kernel@...r.kernel.org, robh+dt@...nel.org,
	pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	linux@....linux.org.uk, matthias.bgg@...il.com
Cc:	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 1/2] ARM: mediatek: dts: Add uart to mt6589

This patch adds the uart ports to the device tree of Mediatek mt6589 SoC.

Signed-off-by: Matthias Brugger <matthias.bgg@...il.com>
---
 arch/arm/boot/dts/mt6589.dtsi | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/arm/boot/dts/mt6589.dtsi b/arch/arm/boot/dts/mt6589.dtsi
index c91b2a9..106b61b 100644
--- a/arch/arm/boot/dts/mt6589.dtsi
+++ b/arch/arm/boot/dts/mt6589.dtsi
@@ -65,6 +65,12 @@
 			clock-frequency = <32000>;
 			#clock-cells = <0>;
 		};
+
+		uart_clk: dummy26m {
+			compatible = "fixed-clock";
+			clock-frequency = <26000000>;
+			#clock-cells = <0>;
+		};
 	};
 
 	soc {
@@ -100,5 +106,37 @@
 			      <0x10214000 0x2000>,
 			      <0x10216000 0x2000>;
 		};
+
+		uart0: serial@...06000 {
+			compatible = "mediatek,mt6577-uart";
+			reg = <0x11006000 0x400>;
+			interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+			status = "disabled";
+		};
+
+		uart1: serial@...07000 {
+			compatible = "mediatek,mt6577-uart";
+			reg = <0x11007000 0x400>;
+			interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+			status = "disabled";
+		};
+
+		uart2: serial@...08000 {
+			compatible = "mediatek,mt6577-uart";
+			reg = <0x11008000 0x400>;
+			interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+			status = "disabled";
+		};
+
+		uart3: serial@...09000 {
+			compatible = "mediatek,mt6577-uart";
+			reg = <0x11009000 0x400>;
+			interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+			status = "disabled";
+		};
 	};
 };
-- 
1.9.1

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