On Thu, Feb 11, 2021 at 12:17 AM Sai Pavan Boddu
<sai.pavan.bo...@xilinx.com> wrote:
>
> Add support to Power up the card and send response r3 in case of eMMC.
>
> Signed-off-by: Sai Pavan Boddu <sai.pavan.bo...@xilinx.com>
> Signed-off-by: Edgar E. Iglesias <edgar.igles...@xilinx.com>
Acked-by: Alistair Francis <alistair.fran...@wdc.com>
Alistair
> ---
> hw/sd/sd.c | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/hw/sd/sd.c b/hw/sd/sd.c
> index 57fff89..e3738b2 100644
> --- a/hw/sd/sd.c
> +++ b/hw/sd/sd.c
> @@ -1033,8 +1033,16 @@ static sd_rsp_type_t sd_normal_command(SDState *sd,
> SDRequest req)
> break;
>
> case 1: /* CMD1: SEND_OP_CMD */
> - if (!sd->spi)
> + /* MMC: Powerup & send r3
> + * SD: send r1 in spi mode
> + */
> + if (sd->emmc) {
> + sd_ocr_powerup(sd);
> + return sd->state == sd_idle_state ?
> + sd_r3 : sd_r0;
> + } else if (!sd->spi) {
> goto bad_cmd;
> + }
>
> sd->state = sd_transfer_state;
> return sd_r1;
> --
> 2.7.4
>
>
