linux-kernel - Re: [PATCH 08/17] clk: samsung: gs101: add support for cmu

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Date: Thu, 04 Apr 2024 14:24:37 +0100
From: André Draszik <andre.draszik@...aro.org>
To: Peter Griffin <peter.griffin@...aro.org>, mturquette@...libre.com, 
 sboyd@...nel.org, robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
  vkoul@...nel.org, kishon@...nel.org, alim.akhtar@...sung.com,
 avri.altman@....com,  bvanassche@....org, s.nawrocki@...sung.com,
 cw00.choi@...sung.com,  jejb@...ux.ibm.com, martin.petersen@...cle.com,
 chanho61.park@...sung.com,  ebiggers@...nel.org
Cc: linux-scsi@...r.kernel.org, linux-phy@...ts.infradead.org, 
	devicetree@...r.kernel.org, linux-clk@...r.kernel.org, 
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, tudor.ambarus@...aro.org, 
	saravanak@...gle.com, willmcvicker@...gle.com
Subject: Re: [PATCH 08/17] clk: samsung: gs101: add support for cmu_hsi2

Hi Pete,

Thanks for this!

I haven't reviewed this, but one immediate comment...

On Thu, 2024-04-04 at 13:25 +0100, Peter Griffin wrote:
> [...]
> diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c
> index d065e343a85d..b9f84c7d5c22 100644
> --- a/drivers/clk/samsung/clk-gs101.c
> +++ b/drivers/clk/samsung/clk-gs101.c
> @@ -22,6 +22,7 @@
>  #define CLKS_NR_MISC	(CLK_GOUT_MISC_XIU_D_MISC_ACLK + 1)
>  #define CLKS_NR_PERIC0	(CLK_GOUT_PERIC0_SYSREG_PERIC0_PCLK + 1)
>  #define CLKS_NR_PERIC1	(CLK_GOUT_PERIC1_SYSREG_PERIC1_PCLK + 1)
> +#define CLKS_NR_HSI2	(CLK_GOUT_HSI2_XIU_P_HSI2_ACLK + 1)

Can you please keep the #defines alphabetical (hsi before misc).

>  
>  /* ---- CMU_TOP ------------------------------------------------------------- */
>  
> @@ -3409,6 +3410,560 @@ static const struct samsung_cmu_info peric1_cmu_info __initconst = {
>  	.clk_name		= "bus",
>  };
>  
> +/* ---- CMU_HSI2 ---------------------------------------------------------- */

and this code block should be earlier in the file

> [..]
 
>  static int __init gs101_cmu_probe(struct platform_device *pdev)
> @@ -3432,6 +3987,9 @@ static const struct of_device_id gs101_cmu_of_match[] = {
>  	}, {
>  		.compatible = "google,gs101-cmu-peric1",
>  		.data = &peric1_cmu_info,
> +	}, {
> +		.compatible = "google,gs101-cmu-hsi2",
> +		.data = &hsi2_cmu_info,
>  	}, {

and this block should move up

>  	},
>  };
> diff --git a/include/dt-bindings/clock/google,gs101.h b/include/dt-bindings/clock/google,gs101.h
> index 3dac3577788a..ac239ce6821b 100644
> --- a/include/dt-bindings/clock/google,gs101.h
> +++ b/include/dt-bindings/clock/google,gs101.h
> @@ -518,4 +518,67 @@
>  #define CLK_GOUT_PERIC1_CLK_PERIC1_USI9_USI_CLK		45
>  #define CLK_GOUT_PERIC1_SYSREG_PERIC1_PCLK		46
>  
> +/* CMU_HSI2 */

and all these defines, too.



Cheers,
Andre'