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@xxxxxxxxxx>
---
arch/riscv/boot/dts/spacemit/k1.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi
index a2d5f7d4a942af26b3ba991928f23b2d9943366a..bdd25584d67c9a9e41f8d8227fe84a1bdeed7b41 100644
--- a/arch/riscv/boot/dts/spacemit/k1.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k1.dtsi
@@ -416,6 +416,18 @@ 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-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>;
--
2.47.1
