Re: u-boot-flasher fails with current u-boot

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Hi Peter,

On 7 June 2017 at 21:11, Simon Glass <sjg@xxxxxxxxxxxx> wrote:
> Hi Peter,
>
> On 7 June 2017 at 19:12,  <Peter.Chubb@xxxxxxxxxxxxxxx> wrote:
>>>>>>> "Peter" == Peter Chubb <Peter.Chubb@xxxxxxxxxxxxxxx> writes:
>>>>>>> "Simon" == Simon Glass <sjg@xxxxxxxxxxxx> writes:
>>
>> Simon> Oh dear. I cannot find my board but will see if I can repeat
>> Simon> this on a beaver.
>>
>> Peter> If there's any additional logging you'd like me to collect on
>> Peter> the Jetson, let me know.
>>
>> I tried to reproduce this this morning.  Today, even trying to exec
>> the U-Boot without flashing fails.
>
> The good news is I found my Jetson-TK1 and I can repeat your problem.
>
>>
>> So,
>>         ./tegra-uboot-flasher exec  jetson-tk1
>> with a current u-boot gives an inoperative eMMC.
>>
>> In the boot header I see:
>>
>> U-Boot 2017.05-00769-g0e513e788f (Jun 08 2017 - 09:26:27 +1000)
>>
>> TEGRA124
>> Model: NVIDIA Jetson TK1
>> Board: NVIDIA Jetson TK1
>> DRAM:  2 GiB
>> MMC:   sdhci@700b0400: 1, sdhci@700b0600: 0
>>
>> Then:
>>
>> Tegra124 (Jetson TK1) # mmc rescan
>
> Why are you running 'mmc rescan'? Is this because the MMC has changed?
>
> This command does not seem to work since it does not re-probe the
> driver. It looks like the driver assumes that the controller is reset
> each time. I'll send a patch which seems to fix it for me.
>
>> tegra_mmc_send_cmd_bounced: MMC Timeout
>>     Interrupt status        0x00000001
>>     Interrupt status enable 0xffff003b
>>     Interrupt signal enable 0xffff0002
>>     Present status          0x01fb02f6
>> mmc_init: -1, time 8042

OK thanks for that. Just to close the loop I sent a patch to fix it:

http://patchwork.ozlabs.org/patch/772771/

Regards,
Simon
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