From 711a5b25bac95dcd1111521ed71693330e74a926 Mon Sep 17 00:00:00 2001
From: Sam Shih <sam.shih@mediatek.com>
Date: Wed, 5 Jan 2022 18:04:56 +0800
Subject: [PATCH] watchdog: mtk_wdt: mt7986: Add toprgu reset controller
 support

Besides watchdog, the mt7986 toprgu module also provides software reset
functionality for various peripheral subsystems
(eg, ethernet, pcie, and connectivity)

Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20220105100456.7126-3-sam.shih@mediatek.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
---
 drivers/watchdog/mtk_wdt.c | 6 ++++++
 1 file changed, 6 insertions(+)

--- a/drivers/watchdog/mtk_wdt.c
+++ b/drivers/watchdog/mtk_wdt.c
@@ -10,6 +10,7 @@
  */
 
 #include <dt-bindings/reset-controller/mt2712-resets.h>
+#include <dt-bindings/reset/mt7986-resets.h>
 #include <dt-bindings/reset-controller/mt8183-resets.h>
 #include <dt-bindings/reset-controller/mt8192-resets.h>
 #include <dt-bindings/reset/mt8195-resets.h>
@@ -76,6 +77,10 @@ static const struct mtk_wdt_data mt2712_
 	.toprgu_sw_rst_num = MT2712_TOPRGU_SW_RST_NUM,
 };
 
+static const struct mtk_wdt_data mt7986_data = {
+	.toprgu_sw_rst_num = MT7986_TOPRGU_SW_RST_NUM,
+};
+
 static const struct mtk_wdt_data mt8183_data = {
 	.toprgu_sw_rst_num = MT8183_TOPRGU_SW_RST_NUM,
 };
@@ -418,6 +423,7 @@ static int mtk_wdt_resume(struct device
 static const struct of_device_id mtk_wdt_dt_ids[] = {
 	{ .compatible = "mediatek,mt2712-wdt", .data = &mt2712_data },
 	{ .compatible = "mediatek,mt6589-wdt" },
+	{ .compatible = "mediatek,mt7986-wdt", .data = &mt7986_data },
 	{ .compatible = "mediatek,mt8183-wdt", .data = &mt8183_data },
 	{ .compatible = "mediatek,mt8192-wdt", .data = &mt8192_data },
 	{ .compatible = "mediatek,mt8195-wdt", .data = &mt8195_data },