linux-kernel - Re: [PATCH 1/2] mmc: sdhci: move SDHCI_CAPABILITIES

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Message-ID: <CAPDyKFrQkyBk2Xizu8_e-aHj=EzmFbg5TSaYvs66VDaE3hY_fA@mail.gmail.com>
Date:   Wed, 15 Apr 2020 12:21:47 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        masahiroy@...nel.org, Adrian Hunter <adrian.hunter@...el.com>
Subject: Re: [PATCH 1/2] mmc: sdhci: move SDHCI_CAPABILITIES_1 to a more
 suitable place

On Wed, 8 Apr 2020 at 09:21, Masahiro Yamada
<yamada.masahiro@...ionext.com> wrote:
>
> In the SDHCI specification, the Capabilities Register (Offset 0x40h)
> is the 64-bit width register, but in Linux, it is represented as two
> registers, SDHCI_CAPABILITIES and SDHCI_CAPABILITIES_1 so that drivers
> can use 32-bit register accessors.
>
> The upper 32-bit field is associated with SDHCI_CAPABILITIES_1.
>
> Move the definition of SDHCI_CAPABILITIES_1 to the correct place.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

Applied for next, thanks!

Kind regards
Uffe


> ---
>
>  drivers/mmc/host/sdhci.h | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
> index 79dffbb731d3..b786b68e0302 100644
> --- a/drivers/mmc/host/sdhci.h
> +++ b/drivers/mmc/host/sdhci.h
> @@ -220,6 +220,7 @@
>  #define  SDHCI_CAN_64BIT_V4    0x08000000
>  #define  SDHCI_CAN_64BIT       0x10000000
>
> +#define SDHCI_CAPABILITIES_1   0x44
>  #define  SDHCI_SUPPORT_SDR50   0x00000001
>  #define  SDHCI_SUPPORT_SDR104  0x00000002
>  #define  SDHCI_SUPPORT_DDR50   0x00000004
> @@ -236,8 +237,6 @@
>  #define  SDHCI_CAN_DO_ADMA3    0x08000000
>  #define  SDHCI_SUPPORT_HS400   0x80000000 /* Non-standard */
>
> -#define SDHCI_CAPABILITIES_1   0x44
> -
>  #define SDHCI_MAX_CURRENT              0x48
>  #define  SDHCI_MAX_CURRENT_LIMIT       0xFF
>  #define  SDHCI_MAX_CURRENT_330_MASK    0x0000FF
> --
> 2.17.1
>