arm64: dts: allwinner: sun55i-a523: Add pinmux for spi0 on PJ pins

The Avaota A1 board uses spi0 on the PJ pins to connect a SPI NAND
chip.

Add the full set of pins. Even though this board doesn't use CS1, other
boards may do so in the future.

Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://patch.msgid.link/20260302153559.3199783-3-wens@kernel.org
Signed-off-by: Chen-Yu Tsai <wens@kernel.org>

Author: wens

arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi

@@ -228,20 +228,41 @@
 				allwinner,pinmux = <4>;
 			};
 
+			/omit-if-no-ref/
+			spi0_pj_pins: spi0-pj-pins {
+				pins = "PJ21", "PJ22", "PJ23";
+				function = "spi0";
+				allwinner,pinmux = <5>;
+			};
+
 			/omit-if-no-ref/
 			spi0_cs0_pc_pin: spi0-cs0-pc-pin {
 				pins = "PC3";
 				function = "spi0";
 				allwinner,pinmux = <4>;
 			};
 
+			/omit-if-no-ref/
+			spi0_cs0_pj_pin: spi0-cs0-pj-pin {
+				pins = "PJ20";
+				function = "spi0";
+				allwinner,pinmux = <5>;
+			};
+
 			/omit-if-no-ref/
 			spi0_cs1_pc_pin: spi0-cs1-pc-pin {
 				pins = "PC7";
 				function = "spi0";
 				allwinner,pinmux = <4>;
 			};
 
+			/omit-if-no-ref/
+			spi0_cs1_pj_pin: spi0-cs1-pj-pin {
+				pins = "PJ24";
+				function = "spi0";
+				allwinner,pinmux = <5>;
+			};
+
 			/omit-if-no-ref/
 			spi0_hold_pc_pin: spi0-hold-pc-pin {
 				/* conflicts with eMMC D7 */
@@ -250,6 +271,13 @@
 				allwinner,pinmux = <4>;
 			};
 
+			/omit-if-no-ref/
+			spi0_hold_pj_pin: spi0-hold-pj-pin {
+				pins = "PJ26";
+				function = "spi0";
+				allwinner,pinmux = <5>;
+			};
+
 			/omit-if-no-ref/
 			spi0_wp_pc_pin: spi0-wp-pc-pin {
 				/* conflicts with eMMC D2 */
@@ -258,6 +286,13 @@
 				allwinner,pinmux = <4>;
 			};
 
+			/omit-if-no-ref/
+			spi0_wp_pj_pin: spi0-wp-pj-pin {
+				pins = "PJ25";
+				function = "spi0";
+				allwinner,pinmux = <5>;
+			};
+
 			uart0_pb_pins: uart0-pb-pins {
 				pins = "PB9", "PB10";
 				allwinner,pinmux = <2>;