Re: [PATCH 2/3] watchdog: s3c2410_wdt: add support for exynosautov920 SoC

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On 13/09/2024 10:03, Taewan Kim wrote:
> From: Byoungtae Cho <bt.cho@xxxxxxxxxxx>
> 
> Adds the compatibles and drvdata for the ExynosAuto V920 SoC. This SoC
> is almost similar to ExynosAutoV9, but some CPU configurations are quite
> different, so it should be added. Plus it also support DBGACK like as
> GS101 SoC.
> 
> Signed-off-by: Byoungtae Cho <bt.cho@xxxxxxxxxxx>
> Signed-off-by: Taewan Kim <trunixs.kim@xxxxxxxxxxx>
> ---
>  drivers/watchdog/s3c2410_wdt.c | 37 +++++++++++++++++++++++++++++++++-
>  1 file changed, 36 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
> index 686cf544d0ae..c25133348f0e 100644
> --- a/drivers/watchdog/s3c2410_wdt.c
> +++ b/drivers/watchdog/s3c2410_wdt.c
> @@ -63,6 +63,10 @@
>  #define EXYNOS850_CLUSTER1_NONCPU_INT_EN	0x1644
>  #define EXYNOSAUTOV9_CLUSTER1_NONCPU_OUT	0x1520
>  #define EXYNOSAUTOV9_CLUSTER1_NONCPU_INT_EN	0x1544
> +#define EXYNOSAUTOV920_CLUSTER0_NONCPU_OUT	0x1420
> +#define EXYNOSAUTOV920_CLUSTER0_NONCPU_INT_EN	0x1444
> +#define EXYNOSAUTOV920_CLUSTER1_NONCPU_OUT	0x1720
> +#define EXYNOSAUTOV920_CLUSTER1_NONCPU_INT_EN	0x1744
>  
>  #define EXYNOS850_CLUSTER0_WDTRESET_BIT		24
>  #define EXYNOS850_CLUSTER1_WDTRESET_BIT		23
> @@ -303,6 +307,32 @@ static const struct s3c2410_wdt_variant drv_data_gs101_cl1 = {
>  		  QUIRK_HAS_DBGACK_BIT,
>  };
>  
> +static const struct s3c2410_wdt_variant drv_data_exynosautov920_cl0 = {
> +	.mask_reset_reg = EXYNOSAUTOV920_CLUSTER0_NONCPU_INT_EN,
> +	.mask_bit = 2,
> +	.mask_reset_inv = true,
> +	.rst_stat_reg = EXYNOS5_RST_STAT_REG_OFFSET,
> +	.rst_stat_bit = EXYNOSAUTOV9_CLUSTER0_WDTRESET_BIT,
> +	.cnt_en_reg = EXYNOSAUTOV920_CLUSTER0_NONCPU_OUT,
> +	.cnt_en_bit = 7,
> +	.quirks = QUIRK_HAS_WTCLRINT_REG | QUIRK_HAS_PMU_MASK_RESET |
> +		  QUIRK_HAS_PMU_RST_STAT | QUIRK_HAS_PMU_CNT_EN |
> +		  QUIRK_HAS_DBGACK_BIT,
> +};
> +
> +static const struct s3c2410_wdt_variant drv_data_exynosautov920_cl1 = {
> +	.mask_reset_reg = EXYNOSAUTOV920_CLUSTER1_NONCPU_INT_EN,
> +	.mask_bit = 2,
> +	.mask_reset_inv = true,
> +	.rst_stat_reg = EXYNOS5_RST_STAT_REG_OFFSET,
> +	.rst_stat_bit = EXYNOSAUTOV9_CLUSTER1_WDTRESET_BIT,
> +	.cnt_en_reg = EXYNOSAUTOV920_CLUSTER1_NONCPU_OUT,
> +	.cnt_en_bit = 7,
> +	.quirks = QUIRK_HAS_WTCLRINT_REG | QUIRK_HAS_PMU_MASK_RESET |
> +		  QUIRK_HAS_PMU_RST_STAT | QUIRK_HAS_PMU_CNT_EN |
> +		  QUIRK_HAS_DBGACK_BIT,
> +};
> +
>  static const struct of_device_id s3c2410_wdt_match[] = {
>  	{ .compatible = "google,gs101-wdt",
>  	  .data = &drv_data_gs101_cl0 },
> @@ -320,6 +350,8 @@ static const struct of_device_id s3c2410_wdt_match[] = {
>  	  .data = &drv_data_exynos850_cl0 },
>  	{ .compatible = "samsung,exynosautov9-wdt",
>  	  .data = &drv_data_exynosautov9_cl0 },
> +	{ .compatible = "samsung,exynosautov920-wdt",
> +	  .data = &drv_data_exynosautov920_cl0},

Missing space before }

>  	{},
>  };


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

Best regards,
Krzysztof





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