linux-kernel - Re: [PATCH v7 04/11] mfd: mt6360: Combine mt6360 pmic/ldo resources into mt6360 regulator resources

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Date:   Tue, 12 Jan 2021 13:32:42 +0100
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Gene Chen <gene.chen.richtek@...il.com>, sre@...nel.org,
        robh+dt@...nel.org
Cc:     linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        gene_chen@...htek.com, Wilma.Wu@...iatek.com,
        shufan_lee@...htek.com, cy_huang@...htek.com,
        benjamin.chao@...iatek.com
Subject: Re: [PATCH v7 04/11] mfd: mt6360: Combine mt6360 pmic/ldo resources
 into mt6360 regulator resources



On 12/11/2020 11:39, Gene Chen wrote:
> From: Gene Chen <gene_chen@...htek.com>
> 
> Combine mt6360 pmic/ldo resources into mt6360 regulator resources
> to simplify the similar resources object.
> 
> Signed-off-by: Gene Chen <gene_chen@...htek.com>
> Acked-for-MFD-by: Lee Jones <lee.jones@...aro.org>
> ---
>  drivers/mfd/mt6360-core.c | 11 +++--------
>  1 file changed, 3 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/mfd/mt6360-core.c b/drivers/mfd/mt6360-core.c
> index 692e47b..5119e51 100644
> --- a/drivers/mfd/mt6360-core.c
> +++ b/drivers/mfd/mt6360-core.c
> @@ -265,7 +265,7 @@ static const struct resource mt6360_led_resources[] = {
>  	DEFINE_RES_IRQ_NAMED(MT6360_FLED1_STRB_TO_EVT, "fled1_strb_to_evt"),
>  };
>  
> -static const struct resource mt6360_pmic_resources[] = {
> +static const struct resource mt6360_regulator_resources[] = {
>  	DEFINE_RES_IRQ_NAMED(MT6360_BUCK1_PGB_EVT, "buck1_pgb_evt"),
>  	DEFINE_RES_IRQ_NAMED(MT6360_BUCK1_OC_EVT, "buck1_oc_evt"),
>  	DEFINE_RES_IRQ_NAMED(MT6360_BUCK1_OV_EVT, "buck1_ov_evt"),
> @@ -278,9 +278,6 @@ static const struct resource mt6360_pmic_resources[] = {
>  	DEFINE_RES_IRQ_NAMED(MT6360_LDO7_OC_EVT, "ldo7_oc_evt"),
>  	DEFINE_RES_IRQ_NAMED(MT6360_LDO6_PGB_EVT, "ldo6_pgb_evt"),
>  	DEFINE_RES_IRQ_NAMED(MT6360_LDO7_PGB_EVT, "ldo7_pgb_evt"),
> -};
> -
> -static const struct resource mt6360_ldo_resources[] = {
>  	DEFINE_RES_IRQ_NAMED(MT6360_LDO1_OC_EVT, "ldo1_oc_evt"),
>  	DEFINE_RES_IRQ_NAMED(MT6360_LDO2_OC_EVT, "ldo2_oc_evt"),
>  	DEFINE_RES_IRQ_NAMED(MT6360_LDO3_OC_EVT, "ldo3_oc_evt"),
> @@ -298,10 +295,8 @@ static const struct mfd_cell mt6360_devs[] = {
>  		    NULL, 0, 0, "mediatek,mt6360-chg"),
>  	OF_MFD_CELL("mt6360-led", mt6360_led_resources,
>  		    NULL, 0, 0, "mediatek,mt6360-led"),
> -	OF_MFD_CELL("mt6360-pmic", mt6360_pmic_resources,
> -		    NULL, 0, 0, "mediatek,mt6360-pmic"),
> -	OF_MFD_CELL("mt6360-ldo", mt6360_ldo_resources,
> -		    NULL, 0, 0, "mediatek,mt6360-ldo"),
> +	OF_MFD_CELL("mt6360-regulator", mt6360_regulator_resources,
> +		    NULL, 0, 0, "mediatek,mt6360-regulator"),

As discussed with the MFD maintainer [1], the regulator (and probably all cells)
shouldn't have a DT binding.

So please send a new version which fixes that.

Regards,
Matthias

[1] https://lore.kernel.org/linux-mediatek/20210111164118.GE4728@sirena.org.uk/

>  	OF_MFD_CELL("mt6360-tcpc", NULL,
>  		    NULL, 0, 0, "mediatek,mt6360-tcpc"),
>  };
>