[U-Boot] [PATCH 4/6] net: gmac_rockchip: Add support for the RK3399 GMAC

[Joe Hershberger]

On Fri, Mar 24, 2017 at 2:24 PM, Philipp Tomsich
<philipp.tomsich at theobroma-systems.com> wrote:
> The GMAC in the RK3399 is very similar to the RK3288 variant (i.e. it
> is a Designware GMAC core and requires similar configuration as the
> RK3288 to switch it to RGMII and set up the TX/RX delays for Gigabit).
> The key difference is that the register offsets (within the GRF block)
> and bit-offsets (within those registers) used to hold the configuration
> differ between the various RK32/33 CPUs.
>
> This change refactors the gmac_rockchip.c driver to use a function
> table (selected via driver_data) to factor our these differences. Each

Typo: "factor out".

> function's implementation then matches the underlying processor.
>
> Some collateral changes are needed in the definitions describing the
> bits and offsets in the GRF are needed to prefix each set of symbolic
> constants with the SoC name to avoid name clashes... and in doing so,
> the shifts for masks and constants have been moved into the header
> files for readability (and to make it easier to stay below 80 chars).
>
> X-AffectedPlatforms: RK3399-Q7
> Signed-off-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
> Tested-by: Klaus Goger <klaus.goger at theobroma-systems.com>

Acked-by: Joe Hershberger <joe.hershberger at ni.com>