Re: [PATCH 1/3] mmc: sdhci_am654: Remove Inverted Write Protect flag

From: Adrian Hunter
Date: Wed Jan 15 2020 - 08:13:02 EST


On 8/01/20 4:32 pm, Faiz Abbas wrote:
> The MMC/SD controllers on am65x and j721e don't in fact detect the write
> protect line as inverted. No issues were detected because of this
> because the sdwp line is not connected on any of the evms. Fix this by
> removing the flag.
>
> Fixes: 1accbced1c32 ("mmc: sdhci_am654: Add Support for 4 bit IP on J721E")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Faiz Abbas <faiz_abbas@xxxxxx>

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

> ---
> drivers/mmc/host/sdhci_am654.c | 9 +++------
> 1 file changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci_am654.c b/drivers/mmc/host/sdhci_am654.c
> index b8e897e31e2e..2d38b1e12a7e 100644
> --- a/drivers/mmc/host/sdhci_am654.c
> +++ b/drivers/mmc/host/sdhci_am654.c
> @@ -253,8 +253,7 @@ static struct sdhci_ops sdhci_am654_ops = {
>
> static const struct sdhci_pltfm_data sdhci_am654_pdata = {
> .ops = &sdhci_am654_ops,
> - .quirks = SDHCI_QUIRK_INVERTED_WRITE_PROTECT |
> - SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12,
> + .quirks = SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12,
> .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
> };
>
> @@ -290,8 +289,7 @@ static struct sdhci_ops sdhci_j721e_8bit_ops = {
>
> static const struct sdhci_pltfm_data sdhci_j721e_8bit_pdata = {
> .ops = &sdhci_j721e_8bit_ops,
> - .quirks = SDHCI_QUIRK_INVERTED_WRITE_PROTECT |
> - SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12,
> + .quirks = SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12,
> .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
> };
>
> @@ -314,8 +312,7 @@ static struct sdhci_ops sdhci_j721e_4bit_ops = {
>
> static const struct sdhci_pltfm_data sdhci_j721e_4bit_pdata = {
> .ops = &sdhci_j721e_4bit_ops,
> - .quirks = SDHCI_QUIRK_INVERTED_WRITE_PROTECT |
> - SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12,
> + .quirks = SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12,
> .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
> };
>
>