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

[김태완 <trunixs.kim@samsung.com>]

Hi,

Thank you for your review.
I will apply your point to v2 patch.

Best regards,
Taewan Kim.

> -----Original Message-----
> From: Krzysztof Kozlowski <krzk@kernel.org>
> Sent: Monday, September 30, 2024 9:05 PM
> To: Taewan Kim <trunixs.kim@samsung.com>; Wim Van Sebroeck <wim@linux-
> watchdog.org>; Guenter Roeck <linux@roeck-us.net>; Rob Herring
> <robh@kernel.org>; Krzysztof Kozlowski <krzk+dt@kernel.org>; Conor Dooley
> <conor+dt@kernel.org>; Alim Akhtar <alim.akhtar@samsung.com>
> Cc: linux-watchdog@vger.kernel.org; devicetree@vger.kernel.org; linux-
> kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux-
> samsung-soc@vger.kernel.org; Byoungtae Cho <bt.cho@samsung.com>
> Subject: Re: [PATCH 2/3] watchdog: s3c2410_wdt: add support for
> exynosautov920 SoC
> 
> On 13/09/2024 10:03, Taewan Kim wrote:
> > From: Byoungtae Cho <bt.cho@samsung.com>
> >
> > 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@samsung.com>
> > Signed-off-by: Taewan Kim <trunixs.kim@samsung.com>
> > ---
> >  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@linaro.org>
> 
> Best regards,
> Krzysztof