linux-kernel - Re: [PATCH 2/7] soc/tegra: pmc: Add new Tegra210 IO rails

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Message-ID: <20160412152830.GB30211@ulmo.ba.sec>
Date:	Tue, 12 Apr 2016 17:28:30 +0200
From:	Thierry Reding <thierry.reding@...il.com>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	swarren@...dotorg.org, linus.walleij@...aro.org, gnurou@...il.com,
	robh+dt@...nel.org, mark.rutland@....com, jonathanh@...dia.com,
	linux-tegra@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org
Subject: Re: [PATCH 2/7] soc/tegra: pmc: Add new Tegra210 IO rails

On Tue, Apr 12, 2016 at 08:26:42PM +0530, Laxman Dewangan wrote:
> NVIDIA Tegra210 has extended the IO rails for new IO pads
> and added some new IO rails on top of its previous SoC.
> 
> Add all supported IO rails from Tegra210 to the Tegra PMC header.
> 
> Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
> ---
>  include/soc/tegra/pmc.h | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/include/soc/tegra/pmc.h b/include/soc/tegra/pmc.h
> index 07e332d..58fadc5 100644
> --- a/include/soc/tegra/pmc.h
> +++ b/include/soc/tegra/pmc.h
> @@ -90,22 +90,36 @@ int tegra_pmc_cpu_remove_clamping(unsigned int cpuid);
>  #define TEGRA_IO_RAIL_UART	14
>  #define TEGRA_IO_RAIL_BB	15
>  #define TEGRA_IO_RAIL_AUDIO	17
> +#define TEGRA_IO_RAIL_USB3	18
>  #define TEGRA_IO_RAIL_HSIC	19
>  #define TEGRA_IO_RAIL_COMP	22
> +#define TEGRA_IO_RAIL_DBG	25
> +#define TEGRA_IO_RAIL_DBG_NONAO	26
> +#define TEGRA_IO_RAIL_GPIO	27
>  #define TEGRA_IO_RAIL_HDMI	28
>  #define TEGRA_IO_RAIL_PEX_CNTRL	32
>  #define TEGRA_IO_RAIL_SDMMC1	33
>  #define TEGRA_IO_RAIL_SDMMC3	34
>  #define TEGRA_IO_RAIL_SDMMC4	35
> +#define TEGRA_IO_RAIL_EMMC	35
>  #define TEGRA_IO_RAIL_CAM	36
>  #define TEGRA_IO_RAIL_RES	37
> +#define TEGRA_IO_RAIL_EMMC2	37

We have a duplicate entry for 37 now. The _RES might have meant
"reserved", in which case maybe just replace it with the new symbolic
name?

Thierry

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