[PATCH v9 04/15] dt-bindings: spi: dw: Add AMD Pensando Elba SoC SPI Controller bindings

[Brad Larson]

The AMD Pensando Elba SoC has integrated the DW APB SPI Controller

Signed-off-by: Brad Larson <blarson at amd.com>
---

Changes since v6:
- Define property amd,pensando-elba-syscon
- Move compatible amd,pensando-elba-spi ahead of baikal,bt1-ssi

---
 .../devicetree/bindings/spi/snps,dw-apb-ssi.yaml   | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
index d33b72fabc5d..96b072835de0 100644
--- a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
+++ b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
@@ -37,6 +37,18 @@ allOf:
     else:
       required:
         - interrupts
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: amd,pensando-elba-spi
+    then:
+      properties:
+        amd,pensando-elba-syscon:
+          $ref: /schemas/types.yaml#/definitions/phandle-array
+          description: AMD Pensando Elba SoC system controller
+      required:
+        - amd,pensando-elba-syscon
 
 properties:
   compatible:
@@ -63,6 +75,8 @@ properties:
         const: intel,keembay-ssi
       - description: Intel Thunder Bay SPI Controller
         const: intel,thunderbay-ssi
+      - description: AMD Pensando Elba SoC SPI Controller
+        const: amd,pensando-elba-spi
       - description: Baikal-T1 SPI Controller
         const: baikal,bt1-ssi
       - description: Baikal-T1 System Boot SPI Controller
-- 
2.17.1