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Subject[PATCH v3] dt-bindings: ata: Add UniPhier controller binding
Date
Add UniPhier SATA controller compatible string to the platform binding.
This controller needs two or three reset controls.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
---
.../bindings/ata/ahci-platform.yaml | 32 ++++++++++++++++---
1 file changed, 27 insertions(+), 5 deletions(-)

Changes since v2:
- Add compatible strings to select property
- Add minItems and change maxItems for resets
- Move condition schema under allOf property
- Change resets to "required" for uniphier-*-ahci

Changes since v1:
- Restrict resets property changes with compatible strings
- Fix maxItems from two to three

diff --git a/Documentation/devicetree/bindings/ata/ahci-platform.yaml b/Documentation/devicetree/bindings/ata/ahci-platform.yaml
index 7dc2a2e8f598..4b2ee68097b8 100644
--- a/Documentation/devicetree/bindings/ata/ahci-platform.yaml
+++ b/Documentation/devicetree/bindings/ata/ahci-platform.yaml
@@ -30,12 +30,12 @@ select:
- marvell,armada-3700-ahci
- marvell,armada-8k-ahci
- marvell,berlin2q-ahci
+ - socionext,uniphier-pro4-ahci
+ - socionext,uniphier-pxs2-ahci
+ - socionext,uniphier-pxs3-ahci
required:
- compatible

-allOf:
- - $ref: "ahci-common.yaml#"
-
properties:
compatible:
oneOf:
@@ -45,6 +45,9 @@ properties:
- marvell,armada-8k-ahci
- marvell,berlin2-ahci
- marvell,berlin2q-ahci
+ - socionext,uniphier-pro4-ahci
+ - socionext,uniphier-pxs2-ahci
+ - socionext,uniphier-pxs3-ahci
- const: generic-ahci
- enum:
- cavium,octeon-7130-ahci
@@ -67,14 +70,33 @@ properties:
minItems: 1
maxItems: 3

+ resets:
+ minItems: 1
+ maxItems: 3
+
interrupts:
maxItems: 1

power-domains:
maxItems: 1

- resets:
- maxItems: 1
+allOf:
+ - $ref: ahci-common.yaml#
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - socionext,uniphier-pro4-ahci
+ - socionext,uniphier-pxs2-ahci
+ - socionext,uniphier-pxs3-ahci
+ then:
+ properties:
+ resets:
+ minItems: 2
+ maxItems: 3
+ required:
+ - resets

patternProperties:
"^sata-port@[0-9a-f]+$":
--
2.25.1
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