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

Mark Jackson mpfj-list at newflow.co.uk
Mon Jun 17 17:23:02 CEST 2013


On 17/06/13 16:01, Tom Rini wrote:
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> On 06/17/2013 10:59 AM, 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 ... :-)
> 
> Right.  Well, baring hints from Steve, time to hook up the JTAG and
> see where it's stuck.

Urm ... unfortunately, we have no JTAG on this board ... :-(



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