diff mbox series

[v2,3/8] dt-bindings: clock: samsung: convert Exynos542x to dtschema

Message ID 20210810093145.26153-4-krzysztof.kozlowski@canonical.com (mailing list archive)
State Not Applicable
Headers show
Series dt-bindings: clock: samsung: convert to dtschema | expand

Commit Message

Krzysztof Kozlowski Aug. 10, 2021, 9:31 a.m. UTC
Merge Exynos542x clock controller bindings to existing DT schema.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
---
 .../bindings/clock/exynos5420-clock.txt       | 42 -------------------
 .../bindings/clock/samsung,exynos-clock.yaml  | 11 ++++-
 2 files changed, 10 insertions(+), 43 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/clock/exynos5420-clock.txt

Comments

Rob Herring (Arm) Aug. 17, 2021, 8:21 p.m. UTC | #1
On Tue, Aug 10, 2021 at 11:31:40AM +0200, Krzysztof Kozlowski wrote:
> Merge Exynos542x clock controller bindings to existing DT schema.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
> ---
>  .../bindings/clock/exynos5420-clock.txt       | 42 -------------------
>  .../bindings/clock/samsung,exynos-clock.yaml  | 11 ++++-
>  2 files changed, 10 insertions(+), 43 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> 
> diff --git a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt b/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> deleted file mode 100644
> index 717a7b1531c7..000000000000
> --- a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
> +++ /dev/null
> @@ -1,42 +0,0 @@
> -* Samsung Exynos5420 Clock Controller
> -
> -The Exynos5420 clock controller generates and supplies clock to various
> -controllers within the Exynos5420 SoC and for the Exynos5800 SoC.
> -
> -Required Properties:
> -
> -- compatible: should be one of the following.
> -  - "samsung,exynos5420-clock" - controller compatible with Exynos5420 SoC.
> -  - "samsung,exynos5800-clock" - controller compatible with Exynos5800 SoC.
> -
> -- reg: physical base address of the controller and length of memory mapped
> -  region.
> -
> -- #clock-cells: should be 1.
> -
> -Each clock is assigned an identifier and client nodes can use this identifier
> -to specify the clock which they consume.
> -
> -All available clocks are defined as preprocessor macros in
> -dt-bindings/clock/exynos5420.h header and can be used in device
> -tree sources.
> -
> -Example 1: An example of a clock controller node is listed below.
> -
> -	clock: clock-controller@10010000 {
> -		compatible = "samsung,exynos5420-clock";
> -		reg = <0x10010000 0x30000>;
> -		#clock-cells = <1>;
> -	};
> -
> -Example 2: UART controller node that consumes the clock generated by the clock
> -	   controller. Refer to the standard clock bindings for information
> -	   about 'clocks' and 'clock-names' property.
> -
> -	serial@13820000 {
> -		compatible = "samsung,exynos4210-uart";
> -		reg = <0x13820000 0x100>;
> -		interrupts = <0 54 0>;
> -		clocks = <&clock CLK_UART2>, <&clock CLK_SCLK_UART2>;
> -		clock-names = "uart", "clk_uart_baud0";
> -	};
> diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
> index cd6567bd8cc7..b0f58a1cf6cb 100644
> --- a/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
> +++ b/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
> @@ -18,7 +18,16 @@ description: |
>  
>  properties:
>    compatible:
> -    const: samsung,exynos5250-clock
> +    oneOf:
> +      - enum:
> +          - samsung,exynos5250-clock
> +          - samsung,exynos5420-clock
> +          - samsung,exynos5800-clock
> +      - items:
> +          - enum:
> +              - samsung,exynos5420-clock
> +              - samsung,exynos5800-clock

Is there a reason these are supported with or without 'syscon'?

> +          - const: syscon
>  
>    assigned-clocks: true
>    assigned-clock-parents: true
> -- 
> 2.30.2
> 
>
Krzysztof Kozlowski Aug. 18, 2021, 6:53 a.m. UTC | #2
On 17/08/2021 22:21, Rob Herring wrote:
> On Tue, Aug 10, 2021 at 11:31:40AM +0200, Krzysztof Kozlowski wrote:
>> Merge Exynos542x clock controller bindings to existing DT schema.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
>> ---
>>  .../bindings/clock/exynos5420-clock.txt       | 42 -------------------
>>  .../bindings/clock/samsung,exynos-clock.yaml  | 11 ++++-
>>  2 files changed, 10 insertions(+), 43 deletions(-)
>>  delete mode 100644 Documentation/devicetree/bindings/clock/exynos5420-clock.txt
>>
>> diff --git a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt b/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
>> deleted file mode 100644
>> index 717a7b1531c7..000000000000
>> --- a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
>> +++ /dev/null
>> @@ -1,42 +0,0 @@
>> -* Samsung Exynos5420 Clock Controller
>> -
>> -The Exynos5420 clock controller generates and supplies clock to various
>> -controllers within the Exynos5420 SoC and for the Exynos5800 SoC.
>> -
>> -Required Properties:
>> -
>> -- compatible: should be one of the following.
>> -  - "samsung,exynos5420-clock" - controller compatible with Exynos5420 SoC.
>> -  - "samsung,exynos5800-clock" - controller compatible with Exynos5800 SoC.
>> -
>> -- reg: physical base address of the controller and length of memory mapped
>> -  region.
>> -
>> -- #clock-cells: should be 1.
>> -
>> -Each clock is assigned an identifier and client nodes can use this identifier
>> -to specify the clock which they consume.
>> -
>> -All available clocks are defined as preprocessor macros in
>> -dt-bindings/clock/exynos5420.h header and can be used in device
>> -tree sources.
>> -
>> -Example 1: An example of a clock controller node is listed below.
>> -
>> -	clock: clock-controller@10010000 {
>> -		compatible = "samsung,exynos5420-clock";
>> -		reg = <0x10010000 0x30000>;
>> -		#clock-cells = <1>;
>> -	};
>> -
>> -Example 2: UART controller node that consumes the clock generated by the clock
>> -	   controller. Refer to the standard clock bindings for information
>> -	   about 'clocks' and 'clock-names' property.
>> -
>> -	serial@13820000 {
>> -		compatible = "samsung,exynos4210-uart";
>> -		reg = <0x13820000 0x100>;
>> -		interrupts = <0 54 0>;
>> -		clocks = <&clock CLK_UART2>, <&clock CLK_SCLK_UART2>;
>> -		clock-names = "uart", "clk_uart_baud0";
>> -	};
>> diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
>> index cd6567bd8cc7..b0f58a1cf6cb 100644
>> --- a/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
>> +++ b/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
>> @@ -18,7 +18,16 @@ description: |
>>  
>>  properties:
>>    compatible:
>> -    const: samsung,exynos5250-clock
>> +    oneOf:
>> +      - enum:
>> +          - samsung,exynos5250-clock
>> +          - samsung,exynos5420-clock
>> +          - samsung,exynos5800-clock
>> +      - items:
>> +          - enum:
>> +              - samsung,exynos5420-clock
>> +              - samsung,exynos5800-clock
> 
> Is there a reason these are supported with or without 'syscon'?
> 

Yes, the syscon is optional and needed only by the Exynos5422 DMC driver
(exynos5422-dmc.txt/samsung,exynos5422-dmc.yaml with
samsung,exynos5422-dmc compatible). Without that driver, there is no
need for syscon.


Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt b/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
deleted file mode 100644
index 717a7b1531c7..000000000000
--- a/Documentation/devicetree/bindings/clock/exynos5420-clock.txt
+++ /dev/null
@@ -1,42 +0,0 @@ 
-* Samsung Exynos5420 Clock Controller
-
-The Exynos5420 clock controller generates and supplies clock to various
-controllers within the Exynos5420 SoC and for the Exynos5800 SoC.
-
-Required Properties:
-
-- compatible: should be one of the following.
-  - "samsung,exynos5420-clock" - controller compatible with Exynos5420 SoC.
-  - "samsung,exynos5800-clock" - controller compatible with Exynos5800 SoC.
-
-- reg: physical base address of the controller and length of memory mapped
-  region.
-
-- #clock-cells: should be 1.
-
-Each clock is assigned an identifier and client nodes can use this identifier
-to specify the clock which they consume.
-
-All available clocks are defined as preprocessor macros in
-dt-bindings/clock/exynos5420.h header and can be used in device
-tree sources.
-
-Example 1: An example of a clock controller node is listed below.
-
-	clock: clock-controller@10010000 {
-		compatible = "samsung,exynos5420-clock";
-		reg = <0x10010000 0x30000>;
-		#clock-cells = <1>;
-	};
-
-Example 2: UART controller node that consumes the clock generated by the clock
-	   controller. Refer to the standard clock bindings for information
-	   about 'clocks' and 'clock-names' property.
-
-	serial@13820000 {
-		compatible = "samsung,exynos4210-uart";
-		reg = <0x13820000 0x100>;
-		interrupts = <0 54 0>;
-		clocks = <&clock CLK_UART2>, <&clock CLK_SCLK_UART2>;
-		clock-names = "uart", "clk_uart_baud0";
-	};
diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
index cd6567bd8cc7..b0f58a1cf6cb 100644
--- a/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
+++ b/Documentation/devicetree/bindings/clock/samsung,exynos-clock.yaml
@@ -18,7 +18,16 @@  description: |
 
 properties:
   compatible:
-    const: samsung,exynos5250-clock
+    oneOf:
+      - enum:
+          - samsung,exynos5250-clock
+          - samsung,exynos5420-clock
+          - samsung,exynos5800-clock
+      - items:
+          - enum:
+              - samsung,exynos5420-clock
+              - samsung,exynos5800-clock
+          - const: syscon
 
   assigned-clocks: true
   assigned-clock-parents: true