[PATCH 2/3] arm64: dts: allwinner: sun55i-a523: Add pinmux for spi0 on PJ pins
Chen-Yu Tsai
wens at kernel.org
Fri Feb 27 09:51:54 PST 2026
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.
Signed-off-by: Chen-Yu Tsai <wens at kernel.org>
---
.../arm64/boot/dts/allwinner/sun55i-a523.dtsi | 35 +++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
index b8263e2872af..fbdf23e90cf7 100644
--- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
@@ -245,6 +245,13 @@ spi0_pc_pins: spi0-pc-pins {
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";
@@ -252,6 +259,13 @@ spi0_cs0_pc_pin: spi0-cs0-pc-pin {
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";
@@ -259,6 +273,13 @@ spi0_cs1_pc_pin: spi0-cs1-pc-pin {
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 */
@@ -267,6 +288,13 @@ spi0_hold_pc_pin: spi0-hold-pc-pin {
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 */
@@ -275,6 +303,13 @@ spi0_wp_pc_pin: spi0-wp-pc-pin {
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>;
--
2.47.3
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