[RFC PATCH v2 18/19] riscv: dts: thead: Introduce reset controller node

From: Michal Wilczynski
Date: Mon Dec 23 2024 - 08:01:29 EST


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 <m.wilczynski@xxxxxxxxxxx>
---
arch/riscv/boot/dts/thead/th1520.dtsi | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index d4090074fd27..c6fe2ea3197d 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";
@@ -505,6 +506,12 @@ clk: clock-controller@ffef010000 {
#clock-cells = <1>;
};

+ rst: reset-controller@ffef528000 {
+ compatible = "thead,th1520-reset";
+ reg = <0xff 0xef528000 0x0 0x4f>;
+ #reset-cells = <1>;
+ };
+
dmac0: dma-controller@ffefc00000 {
compatible = "snps,axi-dma-1.01a";
reg = <0xff 0xefc00000 0x0 0x1000>;
--
2.34.1