arm64: dts: allwinner: sun55i-a523: Add LED controller

The A523 SoC family features an LED controller that is identical to the
one found on previous SoCs.

Add a device node for it, and one of the possible pinmux settings. This
setting is used on the Avaota A1.

Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://patch.msgid.link/20260302152724.3197587-3-wens@kernel.org
Signed-off-by: Chen-Yu Tsai <wens@kernel.org>

diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
index 9335977751e28570a8bbb983bfa3935b30d32e46..92aecb90d4e1f197f15905d7d68105f71312c77e 100644 (file)
--- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
@@ -153,6 +153,13 @@
                                bias-disable;
                        };
 
+                       /omit-if-no-ref/
+                       ledc_ph_pin: ledc-ph-pin {
+                               pins = "PH19";
+                               function = "ledc";
+                               allwinner,pinmux = <5>;
+                       };
+
                        mmc0_pins: mmc0-pins {
                                pins = "PF0" ,"PF1", "PF2", "PF3", "PF4", "PF5";
                                allwinner,pinmux = <2>;
@@ -283,6 +290,21 @@
                        #reset-cells = <1>;
                };
 
+               ledc: led-controller@2008000 {
+                       compatible = "allwinner,sun55i-a523-ledc",
+                                    "allwinner,sun50i-a100-ledc";
+                       reg = <0x02008000 0x400>;
+                       interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&ccu CLK_BUS_LEDC>, <&ccu CLK_LEDC>;
+                       clock-names = "bus", "mod";
+                       resets = <&ccu RST_BUS_LEDC>;
+                       dmas = <&dma 42>;
+                       dma-names = "tx";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
                wdt: watchdog@2050000 {
                        compatible = "allwinner,sun55i-a523-wdt";
                        reg = <0x2050000 0x20>;