[PATCH v4 1/5] dt-bindings: spi: sun6i: add DT bindings for Allwinner R329/D1/R528/T113s SPI

[Maksim Kiselev]

Listed above Allwinner SoCs has two SPI controllers. First is the regular
SPI controller and the second one has additional functionality for
MIPI-DBI Type C.

Add compatible strings for these controllers

Signed-off-by: Maksim Kiselev <bigunclemax at gmail.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
---
 .../devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml   | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml b/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml
index de36c6a34a0f..ab2d8a03011e 100644
--- a/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml
+++ b/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml
@@ -19,6 +19,7 @@ properties:
 
   compatible:
     oneOf:
+      - const: allwinner,sun50i-r329-spi
       - const: allwinner,sun6i-a31-spi
       - const: allwinner,sun8i-h3-spi
       - items:
@@ -28,6 +29,12 @@ properties:
               - allwinner,sun50i-h616-spi
               - allwinner,suniv-f1c100s-spi
           - const: allwinner,sun8i-h3-spi
+      - items:
+          - enum:
+              - allwinner,sun20i-d1-spi
+              - allwinner,sun20i-d1-spi-dbi
+              - allwinner,sun50i-r329-spi-dbi
+          - const: allwinner,sun50i-r329-spi
 
   reg:
     maxItems: 1
-- 
2.39.2