[U-Boot] [RFC] mmc: fsl_esdhc: Do not set high speed mode on MX25 and MX51

[Fabio Estevam]

Hi Benoît,

On Wed, Oct 18, 2017 at 6:10 PM, Benoît Thébaudeau
<benoit.thebaudeau.dev at gmail.com> wrote:

> Can you try with this?
>
> static const iomux_v3_cfg_t sdhc1_pads[] = {
> NEW_PAD_CTRL(MX25_PAD_SD1_CMD__SD1_CMD, PAD_CTL_PUS_47K_UP | PAD_CTL_SRE_FAST),
> NEW_PAD_CTRL(MX25_PAD_SD1_CLK__SD1_CLK, PAD_CTL_SRE_FAST),
> NEW_PAD_CTRL(MX25_PAD_SD1_DATA0__SD1_DATA0, PAD_CTL_PUS_47K_UP |
> PAD_CTL_SRE_FAST),
> NEW_PAD_CTRL(MX25_PAD_SD1_DATA1__SD1_DATA1, PAD_CTL_PUS_47K_UP |
> PAD_CTL_SRE_FAST),
> NEW_PAD_CTRL(MX25_PAD_SD1_DATA2__SD1_DATA2, PAD_CTL_PUS_47K_UP |
> PAD_CTL_SRE_FAST),
> NEW_PAD_CTRL(MX25_PAD_SD1_DATA3__SD1_DATA3, PAD_CTL_PUS_47K_UP |
> PAD_CTL_SRE_FAST),
> NEW_PAD_CTRL(MX25_PAD_CTL_GRP_DSE_SDHC1, PAD_CTL_DSE_HIGH),
> };
>
> If you scope the SD clock during U-Boot HS SD transfers, do you get 48
> MHz as expected?

I will try tomorrow when I have access to the mx25pdk board again.

Thanks!