From 83e5335bf58b090b1fc0b30cb1a1fedf07f0c217 Mon Sep 17 00:00:00 2001
From: Johan Jonker <jbx6244@gmail.com>
Date: Sun, 11 Sep 2022 19:58:39 +0200
Subject: [PATCH] spi: rockchip: add power-domains property

The Rockchip rk3399 TRM mentions that pd_sdioaudio includes
sdio, spi, i2s and spdif. Add a power-domains property to
to match reality with spi-rockchip.yaml.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/12af4fe6-4d35-cb4a-f5f6-06e3aba990cb@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---
 Documentation/devicetree/bindings/spi/spi-rockchip.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/spi-rockchip.yaml b/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
index 52768894bea90..66e49947b7035 100644
--- a/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
@@ -82,6 +82,9 @@ properties:
       where the "sleep" configuration may describe the state
       the pins should be in during system suspend.
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg