ARM: mediatek: add UART dts for mt8127 and mt8135
This add dts support for mt8127 and mt8135 SOC UART
Signed-off-by: Eddie Huang <eddie.huang@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi
index 2762fd5..a161e99 100644
--- a/arch/arm/boot/dts/mt8135.dtsi
+++ b/arch/arm/boot/dts/mt8135.dtsi
@@ -86,6 +86,13 @@
clock-frequency = <32000>;
#clock-cells = <0>;
};
+
+ uart_clk: dummy26m {
+ compatible = "fixed-clock";
+ clock-frequency = <26000000>;
+ #clock-cells = <0>;
+ };
+
};
soc {
@@ -122,5 +129,38 @@
<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>;
+ status = "disabled";
+ };
+
+ 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>;
+ status = "disabled";
+ };
+
+ 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>;
+ status = "disabled";
+ };
+
+ 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>;
+ status = "disabled";
+ };
+
};
};