Describe the WDT hardware in the RZ/G2L series.
Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
---
V1->V2:
* No Change
RFC->V1:
* Added clock-names and interrupt-names as required properties for RZ/G2L
* Re-order clocknames with internal module clock first
---
.../bindings/watchdog/renesas,wdt.yaml | 75 ++++++++++++++-----
1 file changed, 57 insertions(+), 18 deletions(-)
diff --git a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
index ab66d3f0c476..91a98ccd4226 100644
--- a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
+++ b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml
@@ -10,9 +10,6 @@ maintainers:
- Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
- Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
-allOf:
- - $ref: "watchdog.yaml#"
-
properties:
compatible:
oneOf:
@@ -22,6 +19,11 @@ properties:
- renesas,r7s9210-wdt # RZ/A2
- const: renesas,rza-wdt # RZ/A
+ - items:
+ - enum:
+ - renesas,r9a07g044-wdt # RZ/G2{L,LC}
+ - const: renesas,rzg2l-wdt # RZ/G2L
+
- items:
- enum:
- renesas,r8a7742-wdt # RZ/G1H
@@ -56,11 +58,13 @@ properties:
reg:
maxItems: 1
- interrupts:
- maxItems: 1
+ interrupts: true
- clocks:
- maxItems: 1
+ interrupt-names: true
+
+ clocks: true
+
+ clock-names: true
power-domains:
maxItems: 1
@@ -75,17 +79,52 @@ required:
- reg
- clocks
-if:
- not:
- properties:
- compatible:
- contains:
- enum:
- - renesas,rza-wdt
-then:
- required:
- - power-domains
- - resets
+allOf:
+ - $ref: "watchdog.yaml#"
+
+ - if:
+ not:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - renesas,rza-wdt
+ then:
+ required:
+ - power-domains
+ - resets
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - renesas,rzg2l-wdt
+ then:
+ properties:
+ interrupts:
+ maxItems: 2
+ interrupt-names:
+ items:
+ - const: wdt
+ - const: perrout
+ clocks:
+ items:
+ - description: Register access clock
+ - description: Main clock
+ clock-names:
+ items:
+ - const: pclk
+ - const: oscclk
+ required:
+ - clock-names
+ - interrupt-names
+ else:
+ properties:
+ interrupts:
+ maxItems: 1
+ clocks:
+ maxItems: 1
additionalProperties: false
--
2.17.1
