[01/14] dt-bindings: pinctrl: aspeed: Add reg property as a hint
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Message ID b65a012a91b49352c0cdef01e8959a62537c8d76.1575369656.git-series.andrew@aj.id.au
State Accepted, archived
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Series
  • ARM: dts: aspeed: Cleanup dtc warnings
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Commit Message

Andrew Jeffery Dec. 3, 2019, 12:04 p.m. UTC
The pinctrl node sits under a syscon device, and can assume offsets from
the base of the syscon based on the compatible. However, for devicetree
correctness allow a reg property to be specified, which an associated
driver may choose to use to discover associated resources.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
---
 Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml | 3 +++
 Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml | 3 +++
 2 files changed, 6 insertions(+)

Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml
index 39ad8657d018..bb690e20c368 100644
--- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml
@@ -22,6 +22,9 @@  description: |+
 properties:
   compatible:
     const: aspeed,ast2400-pinctrl
+  reg:
+    description: |
+      A hint for the memory regions associated with the pin-controller
 
 patternProperties:
   '^.*$':
diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml
index 3c6405be07ed..f7f5d57f2c9a 100644
--- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml
@@ -23,6 +23,9 @@  description: |+
 properties:
   compatible:
     const: aspeed,ast2500-pinctrl
+  reg:
+    description: |
+      A hint for the memory regions associated with the pin-controller
   aspeed,external-nodes:
     minItems: 2
     maxItems: 2