[PATCH 4/4] ARM: stm32: DH: Use common mac address functions

[Marek Vasut]

On 7/4/22 13:11, Philip Oberfichtner wrote:
> To reduce code duplication, let the stm32 based DH boards use the common
> code for setting up their mac addresses.
> 
> Signed-off-by: Philip Oberfichtner <pro at denx.de>

"MAC address" is written in capitals , please fix the lowercase 'mac' 
all over the place  and make it uppercase (except for function names, 
there is should stay lowercase).

Tested-by: Marek Vasut <marex at denx.de>