watchdog: mediatek: mt8195: add wdt support

Support MT8195 watchdog device.

Signed-off-by: Christine Zhu <Christine.Zhu@mediatek.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20210726122901.12195-4-Christine.Zhu@mediatek.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 16b6aff..796fbb0 100644 (file)
--- a/drivers/watchdog/mtk_wdt.c
+++ b/drivers/watchdog/mtk_wdt.c
@@ -12,6 +12,7 @@
 #include <dt-bindings/reset-controller/mt2712-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>
 #include <linux/delay.h>
 #include <linux/err.h>
 #include <linux/init.h>
@@ -82,6 +83,10 @@ static const struct mtk_wdt_data mt8192_data = {
        .toprgu_sw_rst_num = MT8192_TOPRGU_SW_RST_NUM,
 };
 
+static const struct mtk_wdt_data mt8195_data = {
+       .toprgu_sw_rst_num = MT8195_TOPRGU_SW_RST_NUM,
+};
+
 static int toprgu_reset_update(struct reset_controller_dev *rcdev,
                               unsigned long id, bool assert)
 {
@@ -408,6 +413,7 @@ static const struct of_device_id mtk_wdt_dt_ids[] = {
        { .compatible = "mediatek,mt6589-wdt" },
        { .compatible = "mediatek,mt8183-wdt", .data = &mt8183_data },
        { .compatible = "mediatek,mt8192-wdt", .data = &mt8192_data },
+       { .compatible = "mediatek,mt8195-wdt", .data = &mt8195_data },
        { /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, mtk_wdt_dt_ids);