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

[Jaehoon Chung <jh80.chung@gmail.com>]

Hi,

On 3/11/23 19:31, Henrik Grimler wrote:
> Hi Jaehoon,
> 
> On Fri, Feb 10, 2023 at 09:00:33AM +0900, Jaehoon Chung wrote:
>> 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.
> 
> Just wondering if you have had an opportunity to test this on any of
> your devices?  You can find v2 here, though this patch had no changes:
> https://lists.denx.de/pipermail/u-boot/2023-February/508928.html

In my opinion, 

commit 4a3ea75de4c5b3053eac326bf1c753ed65df8cb9
Author: Yuezhang.Mo@sony.com <Yuezhang.Mo@sony.com>
Date:   Wed Mar 17 06:44:37 2021 +0000

    Revert "mmc: sdhci: set to INT_DATA_END when there are data"
    
    This reverts commit 17ea3c862865c0d704646f67dbf8412f9ff54f59.

Revert the above commit.

To Andy,

Was there any problem without above commit?


Best Regards,
Jaehoon Chung


> 
>> Best Regards,
>> Jaehoon Chung
> 
> Best regards,
> Henrik Grimler
> 
>>>
>>> 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
>>
>>