dt-bindings: spi: zynqmp-qspi: Add power-domains and iommus properties

ZynqMP QSPI IP core has own power domain and also iommu ID that's why
describe optional power-domains and iommus properties.

Signed-off-by: Michal Simek <michal.simek@amd.com
Link: https://lore.kernel.org/r/2afed7285061abbb5d9ad3b1e795b737dcff9693.1683102032.git.michal.simek@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org

diff --git a/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml b/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml
index 20f7724..226d8b4 100644 (file)
--- a/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml
@@ -32,6 +32,12 @@ properties:
   clocks:
     maxItems: 2
 
+  iommus:
+    maxItems: 1
+
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg