dt-bindings: pinctl: amlogic,pinctrl-a4: Add compatible string for A9

Update dt-binding document for pinctrl of Amlogic A9.

In Amlogic A9 SoC, a bank mux register reuse other banks.
The multiplexed part requires special processing and is
therefore incompatible with the previous SoCs.

Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Linus Walleij <linusw@kernel.org>

diff --git a/Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml b/Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml
index 6ba66c2033b467b38366ee587dbf8a8d6cc0523d..b69db1b953455eb021f022d00eb8bece34a0af50 100644 (file)
--- a/Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/amlogic,pinctrl-a4.yaml
@@ -17,6 +17,7 @@ properties:
     oneOf:
       - enum:
           - amlogic,pinctrl-a4
+          - amlogic,pinctrl-a9
           - amlogic,pinctrl-s6
           - amlogic,pinctrl-s7
       - items: