On Mon, May 27, 2019 at 05:30:26PM +0800, tien.hock@intel.com wrote:
> From: "Tien Hock, Loh"
>
> Clear CTYPE on initialization. This is important if previous bootloader
> changes the CTYPE can cause the controller to not initialize correctly
> if CTYPE is not reset to 0
>
> Signed-off-by: "Tien Hock, Loh"
> Cc: Leif Lindholm
> Cc: Ard Biesheuvel
Reviewed-by: Leif Lindholm
> ---
> EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c
> b/EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c
> index e0068655ca..c6c8e04917 100644
> --- a/EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c
> +++ b/EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c
> @@ -205,6 +205,7 @@ DwEmmcNotifyState (
> MmioWrite32 (DWEMMC_TMOUT, ~0);
> MmioWrite32 (DWEMMC_IDINTEN, 0);
> MmioWrite32 (DWEMMC_BMOD, DWEMMC_IDMAC_SWRESET);
> +MmioWrite32 (DWEMMC_CTYPE, 0);
>
> MmioWrite32 (DWEMMC_BLKSIZ, DWEMMC_BLOCK_SIZE);
> do {
> --
> 2.19.0
>
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