ASoC: rsnd: Document r8a7778-specific binding

Add the missing r8a7778-specific compatible value, which is already in
use since v4.1-rc1.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
index f316ce1f214a03e396750652df9b911ee6df48ea..14f46734599445a98692549c53e8c511ab6e35e9 100644 (file)
--- a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
+++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
@@ -5,6 +5,7 @@ Required properties:
                                  "renesas,rcar_sound-gen1" if generation1, and
                                  "renesas,rcar_sound-gen2" if generation2
                                  Examples with soctypes are:
+                                   - "renesas,rcar_sound-r8a7778" (R-Car M1A)
                                    - "renesas,rcar_sound-r8a7790" (R-Car H2)
                                    - "renesas,rcar_sound-r8a7791" (R-Car M2-W)
 - reg                          : Should contain the register physical address.