[PATCH 2/8] stm32mp: update the mmu configuration for SPL and prereloc

Tom Rini trini at konsulko.com
Wed Mar 3 20:08:54 CET 2021


On Fri, Feb 05, 2021 at 01:53:33PM +0100, Patrick Delaunay wrote:

> Overidde the weak function dram_bank_mmu_setup() to set the DDR
> (preloc case) or the SYSRAM (in SPL case) executable before to enable
> the MMU and configure DACR.
> 
> This weak function is called in dcache_enable/mmu_setup.
> 
> This patchs avoids a permission access issue when the DDR is marked
> executable (by calling mmu_set_region_dcache_behaviour with
> DCACHE_DEFAULT_OPTION) after MMU setup and domain access permission
> activation with DACR in dcache_enable.
> 
> Signed-off-by: Patrick Delaunay <patrick.delaunay at foss.st.com>

Applied to u-boot/next, thanks!

-- 
Tom
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