[PATCH v2] ARM: dts: sun8i: R40: Add SPI controllers nodes and pinmuxes

Chen-Yu Tsai wens at csie.org
Mon Jan 6 05:37:38 PST 2020


On Mon, Jan 6, 2020 at 4:56 PM Maxime Ripard <mripard at kernel.org> wrote:
>
> On Mon, Jan 06, 2020 at 12:38:49AM +0000, Andre Przywara wrote:
> > The Allwinner R40 SoC contains four SPI controllers, using the newer
> > sun6i design (but at the legacy addresses).
> > The controller seems to be fully compatible to the A64 one, so no driver
> > changes are necessary.
> > The first three controllers can be used on two sets of pins, but SPI3 is
> > only routed to one set on Port A.
> > Only the pin groups for SPI0 on PortC and SPI1 on PortI are added here,
> > because those seem to be the only one exposed on the Bananapi boards.
> >
> > Tested by connecting a SPI flash to a Bananapi M2 Berry SPI0 and SPI1
> > header pins.
> >
> > Signed-off-by: Andre Przywara <andre.przywara at arm.com>
>
> Applied, thanks!
> Maxime

Looks like this patch doesn't build. The SPI device nodes reference
a non-existent DMA node.

ChenYu



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