[PATCH 01/12] dt-bindings: riscv: sifive-ccache: Add compatible for StarFive JH7100 SoC

Cristian Ciocaltea cristian.ciocaltea at collabora.com
Fri Feb 10 19:18:10 PST 2023


Document the compatible for the SiFive Composable Cache Controller found
on the StarFive JH7100 SoC.

This also requires extending the 'reg' property to handle distinct
ranges, as specified via 'reg-names'.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea at collabora.com>
---
 .../bindings/riscv/sifive,ccache0.yaml        | 28 ++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml b/Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml
index 31d20efaa6d3..2b864b2f12c9 100644
--- a/Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml
+++ b/Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml
@@ -25,6 +25,7 @@ select:
           - sifive,ccache0
           - sifive,fu540-c000-ccache
           - sifive,fu740-c000-ccache
+          - starfive,jh7100-ccache
 
   required:
     - compatible
@@ -37,6 +38,7 @@ properties:
               - sifive,ccache0
               - sifive,fu540-c000-ccache
               - sifive,fu740-c000-ccache
+              - starfive,jh7100-ccache
           - const: cache
       - items:
           - const: starfive,jh7110-ccache
@@ -70,7 +72,13 @@ properties:
       - description: DirFail interrupt
 
   reg:
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
+
+  reg-names:
+    items:
+      - const: control
+      - const: sideband
 
   next-level-cache: true
 
@@ -89,6 +97,7 @@ allOf:
           contains:
             enum:
               - sifive,fu740-c000-ccache
+              - starfive,jh7100-ccache
               - starfive,jh7110-ccache
               - microchip,mpfs-ccache
 
@@ -106,12 +115,29 @@ allOf:
             Must contain entries for DirError, DataError and DataFail signals.
           maxItems: 3
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: starfive,jh7100-ccache
+
+    then:
+      properties:
+        reg:
+          maxItems: 2
+
+    else:
+      properties:
+        reg:
+          maxItems: 1
+
   - if:
       properties:
         compatible:
           contains:
             enum:
               - sifive,fu740-c000-ccache
+              - starfive,jh7100-ccache
               - starfive,jh7110-ccache
 
     then:
-- 
2.39.1




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