ARM: dts: SAMSUNG: Add aliases of UART nodes
This patch adds alias entries for UART nodes of all SoCs using
samsung-uart compatible UART controllers, so that the dependency on
probe order is removed and deterministic device naming is assured.
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/arch/arm/boot/dts/exynos5.dtsi b/arch/arm/boot/dts/exynos5.dtsi
index 79d0608..ff2d2cb 100644
--- a/arch/arm/boot/dts/exynos5.dtsi
+++ b/arch/arm/boot/dts/exynos5.dtsi
@@ -18,6 +18,13 @@
/ {
interrupt-parent = <&gic>;
+ aliases {
+ serial0 = &serial_0;
+ serial1 = &serial_1;
+ serial2 = &serial_2;
+ serial3 = &serial_3;
+ };
+
chipid@10000000 {
compatible = "samsung,exynos4210-chipid";
reg = <0x10000000 0x100>;
@@ -50,25 +57,25 @@
interrupts = <1 9 0xf04>;
};
- serial@12C00000 {
+ serial_0: serial@12C00000 {
compatible = "samsung,exynos4210-uart";
reg = <0x12C00000 0x100>;
interrupts = <0 51 0>;
};
- serial@12C10000 {
+ serial_1: serial@12C10000 {
compatible = "samsung,exynos4210-uart";
reg = <0x12C10000 0x100>;
interrupts = <0 52 0>;
};
- serial@12C20000 {
+ serial_2: serial@12C20000 {
compatible = "samsung,exynos4210-uart";
reg = <0x12C20000 0x100>;
interrupts = <0 53 0>;
};
- serial@12C30000 {
+ serial_3: serial@12C30000 {
compatible = "samsung,exynos4210-uart";
reg = <0x12C30000 0x100>;
interrupts = <0 54 0>;