[v5,20/21] riscv: dts: thead: Introduce reset controller node

Commit Message

Michal Wilczynski Feb. 19, 2025, 2:02 p.m. UTC

T-HEAD TH1520 SoC requires to put the GPU out of the reset state as part
of the power-up sequence.

Signed-off-by: Michal Wilczynski <[e-mail]>
---
 arch/riscv/boot/dts/thead/th1520.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

Patch

diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index 474f31576a1b..6b34aab4b455 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -7,6 +7,7 @@ 
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/clock/thead,th1520-clk-ap.h>
 #include <dt-bindings/power/thead,th1520-power.h>
+#include <dt-bindings/reset/thead,th1520-reset.h>
 
 / {
 	compatible = "thead,th1520";
@@ -497,6 +498,12 @@  clk: clock-controller@ffef010000 {
 			#clock-cells = <1>;
 		};
 
+		rst: reset-controller@ffef528000 {
+			compatible = "thead,th1520-reset";
+			reg = <0xff 0xef528000 0x0 0x4f>;
+			#reset-cells = <1>;
+		};
+
 		clk_vo: clock-controller@ffef528050 {
 			compatible = "thead,th1520-clk-vo";
 			reg = <0xff 0xef528050 0x0 0xfb0>;