[PATCH 3/5] arm64: dts: rockchip: add gpio-line-names to radxa-zero-3
Jonas Karlman
jonas at kwiboo.se
Wed Jul 31 08:50:38 CEST 2024
From: Trevor Woerner <twoerner at gmail.com>
Add names to the pins of the general-purpose expansion header as given
in the Radxa documentation[1] following the conventions in the kernel[2]
to make it easier for users to correlate pins with functions when using
utilities such as 'gpioinfo'.
[1] https://docs.radxa.com/en/zero/zero3/hardware-design/hardware-interface
[2] https://www.kernel.org/doc/Documentation/devicetree/bindings/gpio/gpio.txt
Signed-off-by: Trevor Woerner <twoerner at gmail.com>
Link: https://lore.kernel.org/r/20240620013301.33653-1-twoerner@gmail.com
Signed-off-by: Heiko Stuebner <heiko at sntech.de>
[ upstream commit: f7c742cbe664ebdedc075945e75443683d1175f7 ]
(cherry picked from commit 8b26cf42ba0c74a9c86cebe591a9195f75151d97)
---
.../arm64/rockchip/rk3566-radxa-zero-3.dtsi | 72 +++++++++++++++++++
1 file changed, 72 insertions(+)
diff --git a/dts/upstream/src/arm64/rockchip/rk3566-radxa-zero-3.dtsi b/dts/upstream/src/arm64/rockchip/rk3566-radxa-zero-3.dtsi
index 081be841b286..9cc7aa3298d0 100644
--- a/dts/upstream/src/arm64/rockchip/rk3566-radxa-zero-3.dtsi
+++ b/dts/upstream/src/arm64/rockchip/rk3566-radxa-zero-3.dtsi
@@ -105,6 +105,78 @@
cpu-supply = <&vdd_cpu>;
};
+&gpio0 {
+ gpio-line-names =
+ /* GPIO0_A0 - A7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO0_B0 - B7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO0_C0 - C7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO0_D0 - D7 */
+ "pin-10 [GPIO0_D0]", "pin-08 [GPIO0_D1]", "",
+ "", "", "", "", "";
+};
+
+&gpio1 {
+ gpio-line-names =
+ /* GPIO1_A0 - A7 */
+ "pin-03 [GPIO1_A0]", "pin-05 [GPIO1_A1]", "",
+ "", "pin-37 [GPIO1_A4]", "",
+ "", "",
+ /* GPIO1_B0 - B7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO1_C0 - C7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO1_D0 - D7 */
+ "", "", "", "", "", "", "", "";
+};
+
+&gpio2 {
+ gpio-line-names =
+ /* GPIO2_A0 - A7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO2_B0 - B7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO2_C0 - C7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO2_D0 - D7 */
+ "", "", "", "", "", "", "", "";
+};
+
+&gpio3 {
+ gpio-line-names =
+ /* GPIO3_A0 - A7 */
+ "", "pin-11 [GPIO3_A1]", "pin-13 [GPIO3_A2]",
+ "pin-12 [GPIO3_A3]", "pin-35 [GPIO3_A4]", "pin-40 [GPIO3_A5]",
+ "pin-38 [GPIO3_A6]", "pin-36 [GPIO3_A7]",
+ /* GPIO3_B0 - B7 */
+ "pin-15 [GPIO3_B0]", "pin-16 [GPIO3_B1]", "pin-18 [GPIO3_B2]",
+ "pin-29 [GPIO3_B3]", "pin-31 [GPIO3_B4]", "",
+ "", "",
+ /* GPIO3_C0 - C7 */
+ "", "pin-22 [GPIO3_C1]", "pin-32 [GPIO3_C2]",
+ "pin-33 [GPIO3_C3]", "pin-07 [GPIO3_C4]", "",
+ "", "",
+ /* GPIO3_D0 - D7 */
+ "", "", "", "", "", "", "", "";
+};
+
+&gpio4 {
+ gpio-line-names =
+ /* GPIO4_A0 - A7 */
+ "", "", "", "", "", "", "", "",
+ /* GPIO4_B0 - B7 */
+ "", "", "pin-27 [GPIO4_B2]",
+ "pin-28 [GPIO4_B3]", "", "", "", "",
+ /* GPIO4_C0 - C7 */
+ "", "", "pin-23 [GPIO4_C2]",
+ "pin-19 [GPIO4_C3]", "", "pin-21 [GPIO4_C5]",
+ "pin-24 [GPIO4_C6]", "",
+ /* GPIO4_D0 - D7 */
+ "", "", "", "", "", "", "", "";
+};
+
&gpu {
mali-supply = <&vdd_gpu_npu>;
status = "okay";
--
2.45.2
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