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Subject[PATCH v2 1/2] dt-bindings: clock: samsung: Document Exynos850 CMU_APM
Date
CMU_APM generates clocks for APM IP-core (Active Power Management). In
particular it generates RTC clocks, which are needed to enable rtc-s3c
driver on Exynos850 SoC.

Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
---
Changes in v2:
- Added R-b tag by Krzysztof Kozlowski
- Added Ack by Chanwoo Choi

.../clock/samsung,exynos850-clock.yaml | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
index 7f8c91a29b91..5618cfa62f80 100644
--- a/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
+++ b/Documentation/devicetree/bindings/clock/samsung,exynos850-clock.yaml
@@ -32,6 +32,7 @@ properties:
compatible:
enum:
- samsung,exynos850-cmu-top
+ - samsung,exynos850-cmu-apm
- samsung,exynos850-cmu-core
- samsung,exynos850-cmu-dpu
- samsung,exynos850-cmu-hsi
@@ -68,6 +69,24 @@ allOf:
items:
- const: oscclk

+ - if:
+ properties:
+ compatible:
+ contains:
+ const: samsung,exynos850-cmu-apm
+
+ then:
+ properties:
+ clocks:
+ items:
+ - description: External reference clock (26 MHz)
+ - description: CMU_APM bus clock (from CMU_TOP)
+
+ clock-names:
+ items:
+ - const: oscclk
+ - const: dout_clkcmu_apm_bus
+
- if:
properties:
compatible:
--
2.30.2
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