[RESEND v1 1/2] dt-binding: spi: constrain minItems of clocks and clock-names

William Qiu william.qiu at starfivetech.com
Tue Jul 4 02:21:59 PDT 2023


The SPI controller only need apb_pclk clock to work properly on JH7110 SoC,
so there add minItems whose value is equal to 1. Other platforms do not
have this constraint.

Signed-off-by: William Qiu <william.qiu at starfivetech.com>
---
 Documentation/devicetree/bindings/spi/spi-pl022.yaml | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/spi/spi-pl022.yaml b/Documentation/devicetree/bindings/spi/spi-pl022.yaml
index 91e540a92faf..42bb34c39971 100644
--- a/Documentation/devicetree/bindings/spi/spi-pl022.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-pl022.yaml
@@ -11,6 +11,7 @@ maintainers:

 allOf:
   - $ref: spi-controller.yaml#
+  - $ref: /schemas/arm/primecell.yaml#

 # We need a select here so we don't match all nodes with 'arm,primecell'
 select:
@@ -34,12 +35,16 @@ properties:
     maxItems: 1

   clocks:
+    minItems: 1
     maxItems: 2

   clock-names:
-    items:
-      - const: sspclk
-      - const: apb_pclk
+    oneOf:
+      - items:
+          - const: apb_pclk
+      - items:
+          - const: sspclk
+          - const: apb_pclk

   pl022,autosuspend-delay:
     description: delay in ms following transfer completion before the
--
2.34.1




More information about the linux-riscv mailing list