[U-Boot] [U-Boot, v3, 1/7] arm: K3: Avoid use of MCU_PSRAM0 before SYSFW is loaded

[Tom Rini]

On Fri, Apr 12, 2019 at 12:54:42PM -0400, Andrew F. Davis wrote:

> On HS devices the 512b region of reset isolated memory called
> MCU_PSRAM0 is firewalled by default. Until SYSFW is loaded we
> cannot use this memory. It is only used to store a single value
> left at the end of SRAM by ROM that will be needed later. Save
> that value to a global variable stored in the .data section.
> This section is used as .bss will be cleared between saving
> this value and using it.
> 
> Signed-off-by: Andrew F. Davis <afd at ti.com>
> Reviewed-by: Andreas Dannenberg <dannenberg at ti.com>
> Reviewed-by: Lokesh Vutla <lokeshvutla at ti.com>

Applied to u-boot/master, thanks!

-- 
Tom
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