linux-kernel - Re: [PATCH 10/40] soc/tegra: pmc: Implement pad configuration via pinctrl

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Message-ID: <20180809122706.GT21639@ulmo>
Date:   Thu, 9 Aug 2018 14:27:06 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Aapo Vienamo <avienamo@...dia.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Mikko Perttunen <mperttunen@...dia.com>,
        Stefan Agner <stefan@...er.ch>, devicetree@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mmc@...r.kernel.org
Subject: Re: [PATCH 10/40] soc/tegra: pmc: Implement pad configuration via
 pinctrl

On Wed, Aug 01, 2018 at 07:32:00PM +0300, Aapo Vienamo wrote:
> Register a pinctrl device and implement get and set functions for
> PIN_CONFIG_LOW_POWER_MODE and PIN_CONFIG_POWER_SOURCE parameters.
> 
> Signed-off-by: Aapo Vienamo <avienamo@...dia.com>
> Acked-by: Jon Hunter <jonathanh@...dia.com>
> ---
>  drivers/soc/tegra/pmc.c | 187 +++++++++++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 185 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
[...]
> @@ -1704,6 +1863,12 @@ static const u8 tegra124_cpu_powergates[] = {
>  		.name	= (_name),			\
>  	})
>  
> +#define TEGRA_IO_PIN_DESC(_id, _dpd, _voltage, _name)	\
> +	((struct pinctrl_pin_desc) {			\
> +		.number = (_id),			\
> +		.name	= (_name)			\
> +	})
> +

Do we really need the explicit cast to struct pinctrl_pin_desc here?

Thierry

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