[PATCH v2 07/12] dt-bindings: mmc: Add support for rk3576 eMMC

Detlev Casanova detlev.casanova at collabora.com
Fri Aug 23 07:52:34 PDT 2024


The device is compatible with rk3588, so add an entry for the 2
compatibles together.

The rk3576 device has a power-domain that needs to be on for the eMMC to
be used. Add it as a requirement.

Signed-off-by: Detlev Casanova <detlev.casanova at collabora.com>
---
 .../bindings/mmc/snps,dwcmshc-sdhci.yaml      | 32 +++++++++++++------
 1 file changed, 23 insertions(+), 9 deletions(-)

diff --git a/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml b/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml
index 4d3031d9965f3..7d5e388587027 100644
--- a/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml
+++ b/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml
@@ -12,16 +12,29 @@ maintainers:
 
 allOf:
   - $ref: mmc-controller.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: rockchip,rk3576-dwcmshc
+    then:
+      properties:
+        power-domains:
+          minItems: 1
 
 properties:
   compatible:
-    enum:
-      - rockchip,rk3568-dwcmshc
-      - rockchip,rk3588-dwcmshc
-      - snps,dwcmshc-sdhci
-      - sophgo,cv1800b-dwcmshc
-      - sophgo,sg2002-dwcmshc
-      - thead,th1520-dwcmshc
+    oneOf:
+      - items:
+          - const: rockchip,rk3576-dwcmshc
+          - const: rockchip,rk3588-dwcmshc
+      - enum:
+          - rockchip,rk3568-dwcmshc
+          - rockchip,rk3588-dwcmshc
+          - snps,dwcmshc-sdhci
+          - sophgo,cv1800b-dwcmshc
+          - sophgo,sg2002-dwcmshc
+          - thead,th1520-dwcmshc
 
   reg:
     maxItems: 1
@@ -38,7 +51,6 @@ properties:
       - description: block clock for rockchip specified
       - description: timer clock for rockchip specified
 
-
   clock-names:
     minItems: 1
     items:
@@ -48,6 +60,9 @@ properties:
       - const: block
       - const: timer
 
+  power-domains:
+    maxItems: 1
+
   resets:
     maxItems: 5
 
@@ -63,7 +78,6 @@ properties:
     description: Specify the number of delay for tx sampling.
     $ref: /schemas/types.yaml#/definitions/uint8
 
-
 required:
   - compatible
   - reg
-- 
2.46.0




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