[PATCH] dt-bindings: mfd: wlf,arizona: Add spi-max-frequency

[Krzysztof Kozlowski]

The Wolfson Microelectronics Arizona audio can be connected via SPI bus
(e.g. WM5110 on Exynos5433 TM2 board), so allow spi-max-frequency
property.

Reported-by: Rob Herring <robh@xxxxxxxxxx>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
 Documentation/devicetree/bindings/mfd/wlf,arizona.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/wlf,arizona.yaml b/Documentation/devicetree/bindings/mfd/wlf,arizona.yaml
index 9e762d474218..0d1835c657a2 100644
--- a/Documentation/devicetree/bindings/mfd/wlf,arizona.yaml
+++ b/Documentation/devicetree/bindings/mfd/wlf,arizona.yaml
@@ -193,6 +193,8 @@ properties:
   reset-gpios:
     maxItems: 1
 
+  spi-max-frequency: true
+
   wlf,reset:
     description:
       GPIO specifier for the GPIO controlling RESET
-- 
2.32.0