The Renesas RZN1 DMA IP is based on a DW core, with eg. an additional
dmamux register located in the system control area which can take up to
32 requests (16 per DMA controller). Each DMA channel can be wired to
two different peripherals.
Signed-off-by: NMiquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: NGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: NRob Herring <robh@kernel.org>
Acked-by: NVinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20220427095653.91804-2-miquel.raynal@bootlin.comSigned-off-by: NVinod Koul <vkoul@kernel.org>