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Subject[PATCH v4 3/9] dt-bindings: reset: atmel,at91sam9260-reset: add sama7g5 bindings
Date
Add documentation for SAMA7G5 reset controller. Compared with previous
versions of reset controllers this one contains support for resetting
in SoC devices (e.g. USB PHYs).

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
.../reset/atmel,at91sam9260-reset.yaml | 23 +++++++++++++++++--
1 file changed, 21 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/reset/atmel,at91sam9260-reset.yaml b/Documentation/devicetree/bindings/reset/atmel,at91sam9260-reset.yaml
index 34c40b875e20..98465d26949e 100644
--- a/Documentation/devicetree/bindings/reset/atmel,at91sam9260-reset.yaml
+++ b/Documentation/devicetree/bindings/reset/atmel,at91sam9260-reset.yaml
@@ -10,7 +10,8 @@ maintainers:
- Claudiu Beznea <claudiu.beznea@microchip.com>

description: |
- The system reset controller can be used to reset the CPU.
+ The system reset controller can be used to reset the CPU. In case of
+ SAMA7G5 it can also reset some devices (e.g. USB PHYs).

properties:
compatible:
@@ -21,21 +22,39 @@ properties:
- atmel,at91sam9g45-rstc
- atmel,sama5d3-rstc
- microchip,sam9x60-rstc
+ - microchip,sama7g5-rstc
- items:
- const: atmel,sama5d3-rstc
- const: atmel,at91sam9g45-rstc

reg:
- maxItems: 1
+ minItems: 1
+ items:
+ - description: base registers for system reset control
+ - description: registers for device specific reset control

clocks:
maxItems: 1

+ "#reset-cells":
+ const: 1
+
required:
- compatible
- reg
- clocks

+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - microchip,sama7g5-rstc
+ then:
+ required:
+ - "#reset-cells"
+
additionalProperties: false

examples:
--
2.33.0
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