watchdog: mediatek: Add support for MT6735 TOPRGU/WDT

Add support for the Top Reset Generation Unit/Watchdog Timer found on
MT6735.

Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20241106104738.195968-3-y.oudjana@protonmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

diff --git a/drivers/watchdog/mtk_wdt.c b/drivers/watchdog/mtk_wdt.c
index e2d7a57d6ea2e70462d53fbe8a0513c4bf67e9c3..91d110646e16f7c11b3bf156c2b503b238cf8c9e 100644 (file)
--- a/drivers/watchdog/mtk_wdt.c
+++ b/drivers/watchdog/mtk_wdt.c
@@ -10,6 +10,7 @@
  */
 
 #include <dt-bindings/reset/mt2712-resets.h>
+#include <dt-bindings/reset/mediatek,mt6735-wdt.h>
 #include <dt-bindings/reset/mediatek,mt6795-resets.h>
 #include <dt-bindings/reset/mt7986-resets.h>
 #include <dt-bindings/reset/mt8183-resets.h>
@@ -87,6 +88,10 @@ static const struct mtk_wdt_data mt2712_data = {
        .toprgu_sw_rst_num = MT2712_TOPRGU_SW_RST_NUM,
 };
 
+static const struct mtk_wdt_data mt6735_data = {
+       .toprgu_sw_rst_num = MT6735_TOPRGU_RST_NUM,
+};
+
 static const struct mtk_wdt_data mt6795_data = {
        .toprgu_sw_rst_num = MT6795_TOPRGU_SW_RST_NUM,
 };
@@ -489,6 +494,7 @@ static int mtk_wdt_resume(struct device *dev)
 static const struct of_device_id mtk_wdt_dt_ids[] = {
        { .compatible = "mediatek,mt2712-wdt", .data = &mt2712_data },
        { .compatible = "mediatek,mt6589-wdt" },
+       { .compatible = "mediatek,mt6735-wdt", .data = &mt6735_data },
        { .compatible = "mediatek,mt6795-wdt", .data = &mt6795_data },
        { .compatible = "mediatek,mt7986-wdt", .data = &mt7986_data },
        { .compatible = "mediatek,mt7988-wdt", .data = &mt7988_data },