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dmaengine: sh: rcar-dmac: add comment for r8a779a0 compatible 

Add the reason why we need r8a779a0 compatible.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87a5dlwlr0.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Kuninori Morimoto 2024-11-27 00:42:12 +00:00 committed by Vinod Koul
parent a2d09455b2
commit 2341789911
1 changed files with 4 additions and 0 deletions
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4
drivers/dma/sh/rcar-dmac.c
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@ -2023,6 +2023,10 @@ static const struct of_device_id rcar_dmac_of_ids[] = {
.compatible = "renesas,rcar-gen4-dmac",
.data = &rcar_gen4_dmac_data,
}, {
/*
* Backward compatibility for between v5.12 - v5.19
* which didn't combined with "renesas,rcar-gen4-dmac"
*/
.compatible = "renesas,dmac-r8a779a0",
.data = &rcar_gen4_dmac_data,
},