On 23/06/20 4:33 pm, Akshu Agrawal wrote:
> HS400/HS200/eMMC HS doesn't have Preset Value register.
> Hence, sdhci_set_ios function overrides the value set by fmw to
> SDHCI_CTRL_DRV_TYPE_B.
> This patch sets drv_type to MMC_SET_DRIVER_TYPE_A
> so that host_control2 register gets updated with the required
> strength value.
>
> Signed-off-by: Akshu Agrawal <akshu.agrawal@xxxxxxx>
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> ---
> drivers/mmc/host/sdhci-acpi.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
> index d8b76cb8698a..48ecbd0b180d 100644
> --- a/drivers/mmc/host/sdhci-acpi.c
> +++ b/drivers/mmc/host/sdhci-acpi.c
> @@ -542,6 +542,7 @@ static int amd_select_drive_strength(struct mmc_card *card,
> unsigned int max_dtr, int host_drv,
> int card_drv, int *drv_type)
> {
> + *drv_type = MMC_SET_DRIVER_TYPE_A;
> return MMC_SET_DRIVER_TYPE_A;
> }
>
>
