[PATCH 2/2] watchdog: mtk_wdt: mt7986: Add toprgu reset controller support

Guenter Roeck linux at roeck-us.net
Fri Jan 14 06:35:59 PST 2022


On 1/5/22 2:04 AM, Sam Shih wrote:
> 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 at mediatek.com>

Reviewed-by: Guenter Roeck <linux at roeck-us.net>

> ---
>   drivers/watchdog/mtk_wdt.c | 6 ++++++
>   1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/watchdog/mtk_wdt.c b/drivers/watchdog/mtk_wdt.c
> index 543cf38bd04e..c6437fe1f4c0 100644
> --- 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/mt7986-resets.h>
>   #include <dt-bindings/reset/mt8183-resets.h>
>   #include <dt-bindings/reset/mt8192-resets.h>
>   #include <dt-bindings/reset/mt8195-resets.h>
> @@ -76,6 +77,10 @@ static const struct mtk_wdt_data mt2712_data = {
>   	.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 *dev)
>   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 },
> 




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