Re: [PATCH] ARM: dts: omap4-sdp: Make ethernet working even if booted with latest u-boot

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On 13/12/2018 17.50, Russell King - ARM Linux wrote:
> On Thu, Dec 13, 2018 at 03:58:45PM +0200, Peter Ujfalusi wrote:
>> The ethernet works in kernel only if we use some binary u-boot from the
>> past which have support for KS8851.
>>
>> The u-boot sources are not available for this mysterious u-boot image
>> people tends to hold on... Mainline u-bott does not have ethernet support
>> for sdp4430 and if we use that the ethernet is not working.
>>
>> After some debugging I have managed to get the ethernet working with
>> mainline u-boot while not breaking the networking with the case when we
>> boot with the mysterious binary u-boot.
>>
>> Basically we were missing bunch of pinmux settings and the 'magic'
>> gpio_138 handling in kernel.
>>
>> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
> 
> Hi Peter,
> 
> Digging up where my u-boot came from, I found:
> 
>   https://plus.google.com/103895730806848715870/posts/cCq2CxDogW9
> 
> Unfortunately, gitorious no longer exists, but I do still have a clone
> of that tree locally, containing:
> 
> 9f384308319e OMAP4SDP: Add Micrel KS8851 net chip support
> ae631b095a87 NET: Add driver for Micrel KS8851
> 78e43f2a8987 ARMV7: OMAP: Add spi driver for OMAP3/OMAP4
> e576c6a9cbc9 omap4_common: config: remove I2C for SPL mode
> 19d5934c4b3b ARM: OMAP4: Move TEXT_BASE down to non-HS limit
> 
> plus some of my own modifications to fix the problems stated in that
> post.

I certainly have the version of u-boot which can do only one tftp load
(or dhcp request).

- Péter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki



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