[U-Boot] [PATCH] arm: dts: dra7: add qspi register map for control module

Jean-Jacques Hiblot jjhiblot at ti.com
Mon Feb 6 12:09:12 CET 2017



On 03/02/2017 17:52, Tom Rini wrote:
> On Wed, Feb 01, 2017 at 11:53:42AM +0100, Jean-Jacques Hiblot wrote:
>
>> Add qspi control module register maps to device tree. This register map had
>> been removed by error when syncing the DTS with the latest linux at the
>> time (commit 7aa1a4087 "ARM: dts: dra7xx: sync DT with latest Linux").
>> Without this entry the driver do not support memory-mapped access and the
>> data read from the SF is invalid.
>>
>> Signed-off-by: Jean-Jacques Hiblot <jjhiblot at ti.com>
> Why is this not in the upstream DTS file?
In Linux, a syscon/regmap is  used to map this register while the QSPI 
driver in u-boot uses a direct memory access.



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