[PATCH 4/4] arm64: dts: allwinner: a523: Add power controller device nodes
Chen-Yu Tsai
wens at kernel.org
Fri Jun 27 08:29:18 PDT 2025
From: Chen-Yu Tsai <wens at csie.org>
The A523 SoC family has two power controllers, one based on the existing
PPU, and one newer one based on ARM's PCK-600.
Add device nodes for both of them.
Signed-off-by: Chen-Yu Tsai <wens at csie.org>
---
arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
index 6f62201fd739..255e0ef98219 100644
--- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
@@ -7,6 +7,8 @@
#include <dt-bindings/clock/sun55i-a523-r-ccu.h>
#include <dt-bindings/reset/sun55i-a523-ccu.h>
#include <dt-bindings/reset/sun55i-a523-r-ccu.h>
+#include <dt-bindings/power/allwinner,sun55i-a523-ppu.h>
+#include <dt-bindings/power/allwinner,sun55i-a523-pck600.h>
/ {
interrupt-parent = <&gic>;
@@ -576,6 +578,14 @@ mdio0: mdio {
};
};
+ ppu: power-controller at 7001400 {
+ compatible = "allwinner,sun55i-a523-ppu";
+ reg = <0x07001400 0x400>;
+ clocks = <&r_ccu CLK_BUS_R_PPU1>;
+ resets = <&r_ccu RST_BUS_R_PPU1>;
+ #power-domain-cells = <1>;
+ };
+
r_ccu: clock-controller at 7010000 {
compatible = "allwinner,sun55i-a523-r-ccu";
reg = <0x7010000 0x250>;
@@ -622,6 +632,14 @@ r_i2c_pins: r-i2c-pins {
};
};
+ pck600: power-controller at 7060000 {
+ compatible = "allwinner,sun55i-a523-pck-600";
+ reg = <0x07060000 0x8000>;
+ clocks = <&r_ccu CLK_BUS_R_PPU0>;
+ resets = <&r_ccu RST_BUS_R_PPU0>;
+ #power-domain-cells = <1>;
+ };
+
r_i2c0: i2c at 7081400 {
compatible = "allwinner,sun55i-a523-i2c",
"allwinner,sun8i-v536-i2c",
--
2.39.5
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