linux-kernel - [PATCH v2 3/4] riscv: dts: add reset generator for Sophgo SG2042 SoC

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Message-Id: <09cd6540365a44ba2f45062a6afd920f4f4a921f.1706161530.git.unicorn_wang@outlook.com>
Date: Thu, 25 Jan 2024 14:11:36 +0800
From: Chen Wang <unicornxw@...il.com>
To: aou@...s.berkeley.edu,
	chao.wei@...hgo.com,
	conor@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	palmer@...belt.com,
	paul.walmsley@...ive.com,
	p.zabel@...gutronix.de,
	robh+dt@...nel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-riscv@...ts.infradead.org,
	haijiao.liu@...hgo.com,
	xiaoguang.xing@...hgo.com,
	guoren@...nel.org,
	jszhang@...nel.org,
	inochiama@...look.com
Cc: Chen Wang <unicorn_wang@...look.com>
Subject: [PATCH v2 3/4] riscv: dts: add reset generator for Sophgo SG2042 SoC

From: Chen Wang <unicorn_wang@...look.com>

Add reset generator node to device tree for SG2042.

Signed-off-by: Chen Wang <unicorn_wang@...look.com>
---
 arch/riscv/boot/dts/sophgo/sg2042.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index 93256540d078..f59081d4f0ee 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -6,6 +6,8 @@
 /dts-v1/;
 #include <dt-bindings/interrupt-controller/irq.h>
 
+#include <dt-bindings/reset/sophgo,sg2042-reset.h>
+
 #include "sg2042-cpus.dtsi"
 
 / {
@@ -311,6 +313,12 @@ intc: interrupt-controller@...0000000 {
 			riscv,ndev = <224>;
 		};
 
+		rstgen: reset-controller@...0013000 {
+			compatible = "sophgo,sg2042-reset";
+			reg = <0x00000070 0x30013000 0x00000000 0x0000000c>;
+			#reset-cells = <1>;
+		};
+
 		uart0: serial@...0000000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x00000070 0x40000000 0x00000000 0x00001000>;
-- 
2.25.1