[PATCH 3/3] riscv: dts: spacemit: add gpio support for K1 SoC

Yixun Lan
2024-09-04T00:28:05Z

Populate the GPIO node in the device tree for K1 SoC.
Also, map all 128 pins as GPIO to the pinctrl controller.

Signed-off-by: Yixun Lan <dlan@gentoo.org>
---
arch/riscv/boot/dts/spacemit/k1.dtsi | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi
index a2d5f7d4a942a..648b459597a4d 100644
--- a/arch/riscv/boot/dts/spacemit/k1.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k1.dtsi
@@ -416,6 +416,19 @@ uart9: serial@d4017800 {
status = "disabled";
};

+ gpio: gpio@d4019000 {
+ compatible = "spacemit,k1-gpio";
+ reg = <0x0 0xd4019000 0x0 0x800>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupts = <58>;
+ interrupt-names = "gpio_mux";
+ interrupt-parent = <&plic>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ gpio-ranges = <&pinctrl 0 0 128>;
+ };
+
pinctrl: pinctrl@d401e000 {
compatible = "spacemit,k1-pinctrl";
reg = <0x0 0xd401e000 0x0 0x400>;

--
2.45.2