[v6,4/4] watchdog: mt8192: add wdt support

[Guenter Roeck]

On Wed, Oct 14, 2020 at 09:19:36PM +0800, Crystal Guo wrote:
> Add support for watchdog device found in MT8192 SoC
> 
> Signed-off-by: Crystal Guo <crystal.guo at mediatek.com>
> Reviewed-by: Matthias Brugger <matthias.bgg at gmail.com>
> Reviewed-by: Guenter Roeck <linux at roeck-us.net>

FTR, I now added this series to my watchdog-next tree. Hopefully
Wim will pick it up from there.

Ultimately the bindings should be updated to yaml format, but I don't see
the point of holding up the series for that, and the series has been
collecting dust for long enough.

Guenter

> ---
>  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 d6a6393f609d..aef0c2db6a11 100644
> --- a/drivers/watchdog/mtk_wdt.c
> +++ b/drivers/watchdog/mtk_wdt.c
> @@ -11,6 +11,7 @@
>  
>  #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 <linux/delay.h>
>  #include <linux/err.h>
>  #include <linux/init.h>
> @@ -76,6 +77,10 @@ static const struct mtk_wdt_data mt8183_data = {
>  	.toprgu_sw_rst_num = MT8183_TOPRGU_SW_RST_NUM,
>  };
>  
> +static const struct mtk_wdt_data mt8192_data = {
> +	.toprgu_sw_rst_num = MT8192_TOPRGU_SW_RST_NUM,
> +};
> +
>  static int toprgu_reset_update(struct reset_controller_dev *rcdev,
>  			       unsigned long id, bool assert)
>  {
> @@ -322,6 +327,7 @@ static const struct of_device_id mtk_wdt_dt_ids[] = {
>  	{ .compatible = "mediatek,mt2712-wdt", .data = &mt2712_data },
>  	{ .compatible = "mediatek,mt6589-wdt" },
>  	{ .compatible = "mediatek,mt8183-wdt", .data = &mt8183_data },
> +	{ .compatible = "mediatek,mt8192-wdt", .data = &mt8192_data },
>  	{ /* sentinel */ }
>  };
>  MODULE_DEVICE_TABLE(of, mtk_wdt_dt_ids);