diff mbox series

[v2,1/2] dt-bindings: clock: samsung: Document Exynos850 CMU_APM

Message ID 20211022224556.18742-1-semen.protsenko@linaro.org (mailing list archive)
State New, archived
Headers show
Series [v2,1/2] dt-bindings: clock: samsung: Document Exynos850 CMU_APM | expand

Commit Message

Sam Protsenko Oct. 22, 2021, 10:45 p.m. UTC 
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(+)

Comments

Rob Herring (Arm) Oct. 29, 2021, 1:58 a.m. UTC | #1 
On Sat, 23 Oct 2021 01:45:55 +0300, Sam Protsenko wrote:
> 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(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>
Sam Protsenko Nov. 21, 2021, 10:55 p.m. UTC | #2 
On Fri, 29 Oct 2021 at 04:58, Rob Herring <robh@kernel.org> wrote:
>
> On Sat, 23 Oct 2021 01:45:55 +0300, Sam Protsenko wrote:
> > 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(+)
> >
>
> Reviewed-by: Rob Herring <robh@kernel.org>

This patch series is superseded by:

    [PATCH 0/6] clk: samsung: exynos850: Clock driver improvements

(going to submit that soon).
diff mbox series

Patch

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: