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[v7,01/16] dt-bindings: watchdog: Document Google gs101 watchdog bindings

Message ID 20231211162331.435900-2-peter.griffin@linaro.org
State New
Headers show
Series Add minimal Tensor/GS101 SoC support and Oriole/Pixel6 board | expand

Commit Message

Peter Griffin Dec. 11, 2023, 4:23 p.m. UTC 
Add the "google,gs101-wdt" compatible to the dt-schema documentation.

gs101 SoC has two CPU clusters and each cluster has its own dedicated
watchdog timer (similar to exynos850 and exynosautov9 SoCs).

These WDT instances are controlled using different bits in PMU
registers.

Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
---
 .../devicetree/bindings/watchdog/samsung-wdt.yaml         | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
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Patch

diff --git a/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml b/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml
index ea2d206b05ab..77a5ddd0426e 100644
--- a/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml
+++ b/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml
@@ -18,6 +18,7 @@  properties:
   compatible:
     oneOf:
       - enum:
+          - google,gs101-wdt                      # for Google gs101
           - samsung,s3c2410-wdt                   # for S3C2410
           - samsung,s3c6410-wdt                   # for S3C6410, S5PV210 and Exynos4
           - samsung,exynos5250-wdt                # for Exynos5250
@@ -47,13 +48,14 @@  properties:
   samsung,cluster-index:
     $ref: /schemas/types.yaml#/definitions/uint32
     description:
-      Index of CPU cluster on which watchdog is running (in case of Exynos850)
+      Index of CPU cluster on which watchdog is running (in case of Exynos850
+      or Google gs101).
 
   samsung,syscon-phandle:
     $ref: /schemas/types.yaml#/definitions/phandle
     description:
       Phandle to the PMU system controller node (in case of Exynos5250,
-      Exynos5420, Exynos7 and Exynos850).
+      Exynos5420, Exynos7, Exynos850 and gs101).
 
 required:
   - compatible
@@ -69,6 +71,7 @@  allOf:
         compatible:
           contains:
             enum:
+              - google,gs101-wdt
               - samsung,exynos5250-wdt
               - samsung,exynos5420-wdt
               - samsung,exynos7-wdt
@@ -82,6 +85,7 @@  allOf:
         compatible:
           contains:
             enum:
+              - google,gs101-wdt
               - samsung,exynos850-wdt
               - samsung,exynosautov9-wdt
     then: