RE: [PATCH 1/2] Revert "mmc: s5p_sdhci: unset the SDHCI_QUIRK_BROKEN_R1B"

["Jaehoon Chung" <jh80.chung@samsung.com>]

Hi,

> -----Original Message-----
> From: U-Boot <u-boot-bounces@lists.denx.de> On Behalf Of Henrik Grimler
> Sent: Thursday, February 9, 2023 4:04 AM
> To: joost@diskos.nl; jh80.chung@gmail.com; andy.wu@sony.com; sjg@chromium.org;
> m.szyprowski@samsung.com; u-boot@lists.denx.de; ~postmarketos/upstreaming@lists.sr.ht
> Cc: Henrik Grimler <henrik@grimler.se>
> Subject: [PATCH 1/2] Revert "mmc: s5p_sdhci: unset the SDHCI_QUIRK_BROKEN_R1B"
> 
> This reverts commit a034ec06ff1d558bbe11d5ee05edbb4de3ee2215.
> 
> Commit 4a3ea75de4c5 ("Revert "mmc: sdhci: set to INT_DATA_END when
> there are data"") reverted the alternative fix that was added for
> Exynos 4 devices, causing an error when trying to boot from an sdcard:
> 
>     <...>
>     Loading Environment from MMC... sdhci_send_command: Timeout for status update!
>     mmc fail to send stop cmd
>     <...>

Thanks for sharing issue. 

I will check this on Exynos Board. Frankly, I hope not to re-add QUIRK.
Because it was verified that it was working fine without SDHCI_QUIKR_BROKEN_RIB.

Best Regards,
Jaehoon Chung

> 
> Re-add the quirk to allow booting from sdcards again.
> 
> Signed-off-by: Henrik Grimler <henrik@grimler.se>
> ---
>  drivers/mmc/s5p_sdhci.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mmc/s5p_sdhci.c b/drivers/mmc/s5p_sdhci.c
> index dee84263c3fd..3b74feae68c7 100644
> --- a/drivers/mmc/s5p_sdhci.c
> +++ b/drivers/mmc/s5p_sdhci.c
> @@ -90,7 +90,7 @@ static int s5p_sdhci_core_init(struct sdhci_host *host)
>  	host->name = S5P_NAME;
> 
>  	host->quirks = SDHCI_QUIRK_NO_HISPD_BIT | SDHCI_QUIRK_BROKEN_VOLTAGE |
> -		SDHCI_QUIRK_32BIT_DMA_ADDR |
> +		SDHCI_QUIRK_BROKEN_R1B | SDHCI_QUIRK_32BIT_DMA_ADDR |
>  		SDHCI_QUIRK_WAIT_SEND_CMD | SDHCI_QUIRK_USE_WIDE8;
>  	host->max_clk = 52000000;
>  	host->voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195;
> --
> 2.30.2