linux-kernel - Re: [PATCH V7 1/9] mmc: sdhci: Add version V4 definition

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Message-ID: <9d53bcea-aac3-2a72-74ba-8c0ada0c5961@intel.com>
Date:   Wed, 29 Aug 2018 13:43:57 +0300
From:   Adrian Hunter <adrian.hunter@...el.com>
To:     Chunyan Zhang <zhang.chunyan@...aro.org>,
        Ulf Hansson <ulf.hansson@...aro.org>
Cc:     linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Orson Zhai <orsonzhai@...il.com>,
        Baolin Wang <baolin.wang@...aro.org>,
        Billows Wu <billows.wu@...soc.com>,
        Jason Wu <jason.wu@...soc.com>,
        Chunyan Zhang <chunyan.zhang@...soc.com>,
        Chunyan Zhang <zhang.lyra@...il.com>
Subject: Re: [PATCH V7 1/9] mmc: sdhci: Add version V4 definition

On 29/08/18 10:02, Chunyan Zhang wrote:
> Added definitions for v400, v410, v420.
> 
> Signed-off-by: Chunyan Zhang <zhang.chunyan@...aro.org>

Acked-by: Adrian Hunter <adrian.hunter@...el.com>

> ---
>  drivers/mmc/host/sdhci.c | 2 +-
>  drivers/mmc/host/sdhci.h | 3 +++
>  2 files changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
> index 97e4efa..01bf88c 100644
> --- a/drivers/mmc/host/sdhci.c
> +++ b/drivers/mmc/host/sdhci.c
> @@ -3508,7 +3508,7 @@ int sdhci_setup_host(struct sdhci_host *host)
>  
>  	override_timeout_clk = host->timeout_clk;
>  
> -	if (host->version > SDHCI_SPEC_300) {
> +	if (host->version > SDHCI_SPEC_420) {
>  		pr_err("%s: Unknown controller version (%d). You may experience problems.\n",
>  		       mmc_hostname(mmc), host->version);
>  	}
> diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
> index 732d82f..dbd48a8 100644
> --- a/drivers/mmc/host/sdhci.h
> +++ b/drivers/mmc/host/sdhci.h
> @@ -270,6 +270,9 @@
>  #define   SDHCI_SPEC_100	0
>  #define   SDHCI_SPEC_200	1
>  #define   SDHCI_SPEC_300	2
> +#define   SDHCI_SPEC_400	3
> +#define   SDHCI_SPEC_410	4
> +#define   SDHCI_SPEC_420	5
>  
>  /*
>   * End of controller registers.
>