[PATCH 1/2] ARM: mediatek: add UART dts for mt8127 and mt8135

Eddie Huang eddie.huang at mediatek.com
Fri Dec 26 01:55:00 PST 2014


This add dts support for mt8127 and mt8135 SoC UART

Signed-off-by: Eddie Huang <eddie.huang at mediatek.com>
---
 arch/arm/boot/dts/mt8127.dtsi | 34 ++++++++++++++++++++++++++++++++++
 arch/arm/boot/dts/mt8135.dtsi | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+)

diff --git a/arch/arm/boot/dts/mt8127.dtsi b/arch/arm/boot/dts/mt8127.dtsi
index 93bca88..69b1c39 100644
--- a/arch/arm/boot/dts/mt8127.dtsi
+++ b/arch/arm/boot/dts/mt8127.dtsi
@@ -64,6 +64,12 @@
 			clock-frequency = <32000>;
 			#clock-cells = <0>;
 		};
+
+		uart_clk: dummy26m {
+			compatible = "fixed-clock";
+			clock-frequency = <26000000>;
+			#clock-cells = <0>;
+		};
 	};
 
 	soc {
@@ -99,5 +105,33 @@
 			      <0 0x10214000 0 0x2000>,
 			      <0 0x10216000 0 0x2000>;
 		};
+
+		uart0: serial at 11002000 {
+			compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
+			reg = <0 0x11002000 0 0x400>;
+			interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+		};
+
+		uart1: serial at 11003000 {
+			compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
+			reg = <0 0x11003000 0 0x400>;
+			interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+		};
+
+		uart2: serial at 11004000 {
+			compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
+			reg = <0 0x11004000 0 0x400>;
+			interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+		};
+
+		uart3: serial at 11005000 {
+			compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart";
+			reg = <0 0x11005000 0 0x400>;
+			interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+		};
 	};
 };
diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi
index c5e04ef..ec83e69 100644
--- a/arch/arm/boot/dts/mt8135.dtsi
+++ b/arch/arm/boot/dts/mt8135.dtsi
@@ -86,6 +86,12 @@
 			clock-frequency = <32000>;
 			#clock-cells = <0>;
 		};
+
+		uart_clk: dummy26m {
+			compatible = "fixed-clock";
+			clock-frequency = <26000000>;
+			#clock-cells = <0>;
+		};
 	};
 
 	soc {
@@ -121,5 +127,33 @@
 			      <0 0x10214000 0 0x2000>,
 			      <0 0x10216000 0 0x2000>;
 		};
+
+		uart0: serial at 11006000 {
+			compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart";
+			reg = <0 0x11006000 0 0x400>;
+			interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+		};
+
+		uart1: serial at 11007000 {
+			compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart";
+			reg = <0 0x11007000 0 0x400>;
+			interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+		};
+
+		uart2: serial at 11008000 {
+			compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart";
+			reg = <0 0x11008000 0 0x400>;
+			interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+		};
+
+		uart3: serial at 11009000 {
+			compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart";
+			reg = <0 0x11009000 0 0x400>;
+			interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&uart_clk>;
+		};
 	};
 };
-- 
1.8.1.1

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