[U-Boot] [PATCH v2 7/7] am335x_evm: Add support to boot from NOR.

[Tom Rini]

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On 06/17/2013 11:23 AM, Mark Jackson wrote:
> On 17/06/13 15:59, Mark Jackson wrote:
>> On 17/06/13 15:49, Tom Rini wrote:
>> 
>> <snip>
>> 
>>> Did you copy the parts that setup the pinmuxing in s_init for
>>> NOR?
>> 
>> This bit ?
>> 
>> #ifdef CONFIG_NOR_BOOT asm("stmfd      sp!, {r2 - r4}"); 
>> asm("movw       r4, #0x8A4"); asm("movw       r3, #0x44E1"); 
>> asm("orr        r4, r4, r3, lsl #16"); asm("mov        r2, #9"); 
>> asm("mov        r3, #8"); asm("gpmc_mux:  str     r2, [r4],
>> #4"); asm("subs       r3, r3, #1"); asm("bne        gpmc_mux"); 
>> asm("ldmfd      sp!, {r2 - r4}"); #endif
>> 
>> Yes ... :-)
>> 
> 
> Below is my entire s_init() routine.
> 
> One question ... the SPL code has:-
> 
> ... gd = &gdata; ...
> 
> But there seems to be no similar assignment when in NOR boot mode. 
> I'm no expert in the internal workings of u-boot, so I thought I'd 
> check, just in case !?!

Maybe some of the recent changes broke things?  I recall having to
take a bit to track down where gd is assigned in the non-SPL case before..

- -- 
Tom
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