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Subject[PATCH 1/2] ARM: mediatek: add UART dts for mt8127 and mt8135
Date
This add dts support for mt8127 and mt8135 SoC UART

Signed-off-by: Eddie Huang <eddie.huang@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@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@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@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@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@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@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@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@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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