From: Jaehoon Chung <jh80.chung@samsung.com>
Date: Mon, 31 Jul 2023 23:25:20 +0000 (+0900)
Subject: RISCV: dts: jh7110-starifive-visionfive-2: Add a  gpio-restart node
X-Git-Tag: accepted/tizen/unified/riscv/20230803.004138^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=58974406bc3bb445ec5594c047c11936c8754d33;p=platform%2Fkernel%2Fu-boot.git

RISCV: dts: jh7110-starifive-visionfive-2: Add a  gpio-restart node

Add a gpio-restart node to do reset.
Before applied this patch, System Reset Extension doesn't appear with
sbi command.

OpenSBI 1.3
Machine:
  Vendor ID 489
  Architecture ID 8000000000000007
  Implementation ID 4210427
Extensions:
  sbi_set_timer
  sbi_console_putchar
...[snip]...
  IPI Extension
  RFENCE Extension
  Hart State Management Extension
  Performance Monitoring Unit Extension

After applied this patch, System Reset Extension is supported from SBI.

OpenSBI 1.3
Machine:
  Vendor ID 489
  Architecture ID 8000000000000007
  Implementation ID 4210427
Extensions:
  sbi_set_timer
  sbi_console_putchar
...[snip]...
  IPI Extension
  RFENCE Extension
  Hart State Management Extension
  System Reset Extension
  Performance Monitoring Unit Extension

Change-Id: Idf298b22ff2fb728ddade59befa741718e9c2466
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
---

diff --git a/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
index c6b6dfa940..e526cb4d42 100644
--- a/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
@@ -7,6 +7,7 @@
 
 #include "jh7110.dtsi"
 #include <dt-bindings/pinctrl/pinctrl-starfive-jh7110.h>
+#include <dt-bindings/gpio/gpio.h>
 / {
 	aliases {
 		serial0 = &uart0;
@@ -31,6 +32,11 @@
 		device_type = "memory";
 		reg = <0x0 0x40000000 0x2 0x0>;
 	};
+
+	gpio-restart {
+		compatible = "gpio-restart";
+		gpios = <&sysgpio 35 GPIO_ACTIVE_HIGH>;
+	};
 };
 
 &osc {