[PATCH v2 1/3] arm: caches: protect dram_bank_mmu_setup access to bi_dram

[Tom Rini]

On Fri, Apr 24, 2020 at 08:20:15PM +0200, Patrick Delaunay wrote:

> Add protection in dram_bank_mmu_setup() to avoid access to bd->bi_dram
> before relocation.
> 
> This patch allow to use the generic weak function dram_bank_mmu_setup
> to activate the MMU and the data cache in SPL or in U-Boot before
> relocation, when bd->bi_dram is not yet initialized.
> 
> In this cases, the MMU must be initialized explicitly with
> mmu_set_region_dcache_behaviour function.
> 
> Signed-off-by: Patrick Delaunay <patrick.delaunay at st.com>

Applied to u-boot/master, thanks!

-- 
Tom
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