[PATCH v3] dt-bindings: media: Convert stm32 cec bindings to json-schema

[PATCH v3] dt-bindings: media: Convert stm32 cec bindings to json-schema

[Benjamin Gaignard]

Convert the STM32 cec binding to DT schema format using json-schema

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
---
changes in v3:
- use (GPL-2.0-only OR BSD-2-Clause) license

changes in v2:
- use BSD-2-Clause license
- add additionalProperties: false
- remove pinctrl-names and pinctrl-[0-9]

 .../devicetree/bindings/media/st,stm32-cec.txt     | 19 --------
 .../devicetree/bindings/media/st,stm32-cec.yaml    | 54 ++++++++++++++++++++++
 2 files changed, 54 insertions(+), 19 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/media/st,stm32-cec.txt
 create mode 100644 Documentation/devicetree/bindings/media/st,stm32-cec.yaml

diff --git a/Documentation/devicetree/bindings/media/st,stm32-cec.txt b/Documentation/devicetree/bindings/media/st,stm32-cec.txt
deleted file mode 100644
index 6be2381c180d..000000000000
--- a/Documentation/devicetree/bindings/media/st,stm32-cec.txt
+++ /dev/null
@@ -1,19 +0,0 @@
-STMicroelectronics STM32 CEC driver
-
-Required properties:
- - compatible : value should be "st,stm32-cec"
- - reg : Physical base address of the IP registers and length of memory
-	 mapped region.
- - clocks : from common clock binding: handle to CEC clocks
- - clock-names : from common clock binding: must be "cec" and "hdmi-cec".
- - interrupts : CEC interrupt number to the CPU.
-
-Example for stm32f746:
-
-cec: cec@40006c00 {
-	compatible = "st,stm32-cec";
-	reg = <0x40006C00 0x400>;
-	interrupts = <94>;
-	clocks = <&rcc 0 STM32F7_APB1_CLOCK(CEC)>, <&rcc 1 CLK_HDMI_CEC>;
-	clock-names = "cec", "hdmi-cec";
-};
diff --git a/Documentation/devicetree/bindings/media/st,stm32-cec.yaml b/Documentation/devicetree/bindings/media/st,stm32-cec.yaml
new file mode 100644
index 000000000000..d75019c093a4
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/st,stm32-cec.yaml
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/st,stm32-cec.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectronics STM32 CEC bindings
+
+maintainers:
+  - Benjamin Gaignard <benjamin.gaignard@st.com>
+  - Yannick Fertre <yannick.fertre@st.com>
+
+properties:
+  compatible:
+    const: st,stm32-cec
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Module Clock
+      - description: Bus Clock
+
+  clock-names:
+    items:
+      - const: cec
+      - const: hdmi-cec
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/stm32mp1-clks.h>
+    cec: cec@40006c00 {
+        compatible = "st,stm32-cec";
+        reg = <0x40006c00 0x400>;
+        interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&rcc CEC_K>, <&clk_lse>;
+        clock-names = "cec", "hdmi-cec";
+    };
+
+...
-- 
2.15.0

[PATCH v3] dt-bindings: media: Convert stm32 dcmi bindings to json-schema

[Benjamin Gaignard]

Convert the STM32 dcmi binding to DT schema format using json-schema

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
---
changes in v3:
-use (GPL-2.0-only OR BSD-2-Clause) license

changes in v2:
- use BSD-2-Clause license
- remove useless dma descriptions
- fix clock property
- add additionalProperties: false
- fix reset indentation

 .../devicetree/bindings/media/st,stm32-dcmi.txt    | 45 -----------
 .../devicetree/bindings/media/st,stm32-dcmi.yaml   | 86 ++++++++++++++++++++++
 2 files changed, 86 insertions(+), 45 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/media/st,stm32-dcmi.txt
 create mode 100644 Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml

diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmi.txt b/Documentation/devicetree/bindings/media/st,stm32-dcmi.txt
deleted file mode 100644
index 3122ded82eb4..000000000000
--- a/Documentation/devicetree/bindings/media/st,stm32-dcmi.txt
+++ /dev/null
@@ -1,45 +0,0 @@
-STMicroelectronics STM32 Digital Camera Memory Interface (DCMI)
-
-Required properties:
-- compatible: "st,stm32-dcmi"
-- reg: physical base address and length of the registers set for the device
-- interrupts: should contain IRQ line for the DCMI
-- resets: reference to a reset controller,
-          see Documentation/devicetree/bindings/reset/st,stm32-rcc.txt
-- clocks: list of clock specifiers, corresponding to entries in
-          the clock-names property
-- clock-names: must contain "mclk", which is the DCMI peripherial clock
-- pinctrl: the pincontrol settings to configure muxing properly
-           for pins that connect to DCMI device.
-           See Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml.
-- dmas: phandle to DMA controller node,
-        see Documentation/devicetree/bindings/dma/stm32-dma.txt
-- dma-names: must contain "tx", which is the transmit channel from DCMI to DMA
-
-DCMI supports a single port node with parallel bus. It should contain one
-'port' child node with child 'endpoint' node. Please refer to the bindings
-defined in Documentation/devicetree/bindings/media/video-interfaces.txt.
-
-Example:
-
-	dcmi: dcmi@50050000 {
-		compatible = "st,stm32-dcmi";
-		reg = <0x50050000 0x400>;
-		interrupts = <78>;
-		resets = <&rcc STM32F4_AHB2_RESET(DCMI)>;
-		clocks = <&rcc 0 STM32F4_AHB2_CLOCK(DCMI)>;
-		clock-names = "mclk";
-		pinctrl-names = "default";
-		pinctrl-0 = <&dcmi_pins>;
-		dmas = <&dma2 1 1 0x414 0x3>;
-		dma-names = "tx";
-		port {
-			dcmi_0: endpoint {
-				remote-endpoint = <...>;
-				bus-width = <8>;
-				hsync-active = <0>;
-				vsync-active = <0>;
-				pclk-sample = <1>;
-			};
-		};
-	};
diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
new file mode 100644
index 000000000000..3fe778cb5cc3
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
@@ -0,0 +1,86 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/st,stm32-dcmi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectronics STM32 Digital Camera Memory Interface (DCMI) binding
+
+maintainers:
+  - Hugues Fruchet <hugues.fruchet@st.com>
+
+properties:
+  compatible:
+    const: st,stm32-dcmi
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    items:
+      - const: mclk
+
+  dmas:
+    maxItems: 1
+
+  dma-names:
+    items:
+      - const: tx
+
+  resets:
+    maxItems: 1
+
+  port:
+    type: object
+    description:
+      DCMI supports a single port node with parallel bus. It should contain
+      one 'port' child node with child 'endpoint' node. Please refer to the
+      bindings defined in
+      Documentation/devicetree/bindings/media/video-interfaces.txt.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - resets
+  - dmas
+  - dma-names
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/stm32mp1-clks.h>
+    #include <dt-bindings/reset/stm32mp1-resets.h>
+    dcmi: dcmi@4c006000 {
+        compatible = "st,stm32-dcmi";
+        reg = <0x4c006000 0x400>;
+        interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
+        resets = <&rcc CAMITF_R>;
+        clocks = <&rcc DCMI>;
+        clock-names = "mclk";
+        dmas = <&dmamux1 75 0x400 0x0d>;
+        dma-names = "tx";
+
+        port {
+             dcmi_0: endpoint {
+                   remote-endpoint = <&ov5640_0>;
+                   bus-width = <8>;
+                   hsync-active = <0>;
+                   vsync-active = <0>;
+                   pclk-sample = <1>;
+             };
+        };
+    };
+
+...
-- 
2.15.0

Re: [PATCH v3] dt-bindings: media: Convert stm32 cec bindings to json-schema

[Rob Herring]

On Mon, 14 Oct 2019 11:20:20 +0200, Benjamin Gaignard wrote:
> Convert the STM32 cec binding to DT schema format using json-schema
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
> ---
> changes in v3:
> - use (GPL-2.0-only OR BSD-2-Clause) license
> 
> changes in v2:
> - use BSD-2-Clause license
> - add additionalProperties: false
> - remove pinctrl-names and pinctrl-[0-9]
> 
>  .../devicetree/bindings/media/st,stm32-cec.txt     | 19 --------
>  .../devicetree/bindings/media/st,stm32-cec.yaml    | 54 ++++++++++++++++++++++
>  2 files changed, 54 insertions(+), 19 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/media/st,stm32-cec.txt
>  create mode 100644 Documentation/devicetree/bindings/media/st,stm32-cec.yaml
> 

Applied, thanks.

Rob

Re: [PATCH v3] dt-bindings: media: Convert stm32 dcmi bindings to json-schema

[Rob Herring]

On Mon, 14 Oct 2019 11:20:21 +0200, Benjamin Gaignard wrote:
> Convert the STM32 dcmi binding to DT schema format using json-schema
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
> ---
> changes in v3:
> -use (GPL-2.0-only OR BSD-2-Clause) license
> 
> changes in v2:
> - use BSD-2-Clause license
> - remove useless dma descriptions
> - fix clock property
> - add additionalProperties: false
> - fix reset indentation
> 
>  .../devicetree/bindings/media/st,stm32-dcmi.txt    | 45 -----------
>  .../devicetree/bindings/media/st,stm32-dcmi.yaml   | 86 ++++++++++++++++++++++
>  2 files changed, 86 insertions(+), 45 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/media/st,stm32-dcmi.txt
>  create mode 100644 Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
> 

Applied, thanks.

Rob

Re: [PATCH v3] dt-bindings: media: Convert stm32 cec bindings to json-schema

[Hans Verkuil]

On 10/14/19 11:20 AM, Benjamin Gaignard wrote:
> Convert the STM32 cec binding to DT schema format using json-schema
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>

There doesn't seem to be a MAINTAINERS entry for this driver. Can you add
one?

	Hans

> ---
> changes in v3:
> - use (GPL-2.0-only OR BSD-2-Clause) license
> 
> changes in v2:
> - use BSD-2-Clause license
> - add additionalProperties: false
> - remove pinctrl-names and pinctrl-[0-9]
> 
>   .../devicetree/bindings/media/st,stm32-cec.txt     | 19 --------
>   .../devicetree/bindings/media/st,stm32-cec.yaml    | 54 ++++++++++++++++++++++
>   2 files changed, 54 insertions(+), 19 deletions(-)
>   delete mode 100644 Documentation/devicetree/bindings/media/st,stm32-cec.txt
>   create mode 100644 Documentation/devicetree/bindings/media/st,stm32-cec.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/st,stm32-cec.txt b/Documentation/devicetree/bindings/media/st,stm32-cec.txt
> deleted file mode 100644
> index 6be2381c180d..000000000000
> --- a/Documentation/devicetree/bindings/media/st,stm32-cec.txt
> +++ /dev/null
> @@ -1,19 +0,0 @@
> -STMicroelectronics STM32 CEC driver
> -
> -Required properties:
> - - compatible : value should be "st,stm32-cec"
> - - reg : Physical base address of the IP registers and length of memory
> -	 mapped region.
> - - clocks : from common clock binding: handle to CEC clocks
> - - clock-names : from common clock binding: must be "cec" and "hdmi-cec".
> - - interrupts : CEC interrupt number to the CPU.
> -
> -Example for stm32f746:
> -
> -cec: cec@40006c00 {
> -	compatible = "st,stm32-cec";
> -	reg = <0x40006C00 0x400>;
> -	interrupts = <94>;
> -	clocks = <&rcc 0 STM32F7_APB1_CLOCK(CEC)>, <&rcc 1 CLK_HDMI_CEC>;
> -	clock-names = "cec", "hdmi-cec";
> -};
> diff --git a/Documentation/devicetree/bindings/media/st,stm32-cec.yaml b/Documentation/devicetree/bindings/media/st,stm32-cec.yaml
> new file mode 100644
> index 000000000000..d75019c093a4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/st,stm32-cec.yaml
> @@ -0,0 +1,54 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/st,stm32-cec.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: STMicroelectronics STM32 CEC bindings
> +
> +maintainers:
> +  - Benjamin Gaignard <benjamin.gaignard@st.com>
> +  - Yannick Fertre <yannick.fertre@st.com>
> +
> +properties:
> +  compatible:
> +    const: st,stm32-cec
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: Module Clock
> +      - description: Bus Clock
> +
> +  clock-names:
> +    items:
> +      - const: cec
> +      - const: hdmi-cec
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/clock/stm32mp1-clks.h>
> +    cec: cec@40006c00 {
> +        compatible = "st,stm32-cec";
> +        reg = <0x40006c00 0x400>;
> +        interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&rcc CEC_K>, <&clk_lse>;
> +        clock-names = "cec", "hdmi-cec";
> +    };
> +
> +...
> 

Re: [PATCH v3] dt-bindings: media: Convert stm32 dcmi bindings to json-schema

[Hans Verkuil]

On 10/14/19 11:20 AM, Benjamin Gaignard wrote:
> Convert the STM32 dcmi binding to DT schema format using json-schema

It looks like the MAINTAINERS entry isn't updated. Can you post a separate patch for that?

	Hans

> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
> ---
> changes in v3:
> -use (GPL-2.0-only OR BSD-2-Clause) license
> 
> changes in v2:
> - use BSD-2-Clause license
> - remove useless dma descriptions
> - fix clock property
> - add additionalProperties: false
> - fix reset indentation
> 
>   .../devicetree/bindings/media/st,stm32-dcmi.txt    | 45 -----------
>   .../devicetree/bindings/media/st,stm32-dcmi.yaml   | 86 ++++++++++++++++++++++
>   2 files changed, 86 insertions(+), 45 deletions(-)
>   delete mode 100644 Documentation/devicetree/bindings/media/st,stm32-dcmi.txt
>   create mode 100644 Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmi.txt b/Documentation/devicetree/bindings/media/st,stm32-dcmi.txt
> deleted file mode 100644
> index 3122ded82eb4..000000000000
> --- a/Documentation/devicetree/bindings/media/st,stm32-dcmi.txt
> +++ /dev/null
> @@ -1,45 +0,0 @@
> -STMicroelectronics STM32 Digital Camera Memory Interface (DCMI)
> -
> -Required properties:
> -- compatible: "st,stm32-dcmi"
> -- reg: physical base address and length of the registers set for the device
> -- interrupts: should contain IRQ line for the DCMI
> -- resets: reference to a reset controller,
> -          see Documentation/devicetree/bindings/reset/st,stm32-rcc.txt
> -- clocks: list of clock specifiers, corresponding to entries in
> -          the clock-names property
> -- clock-names: must contain "mclk", which is the DCMI peripherial clock
> -- pinctrl: the pincontrol settings to configure muxing properly
> -           for pins that connect to DCMI device.
> -           See Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml.
> -- dmas: phandle to DMA controller node,
> -        see Documentation/devicetree/bindings/dma/stm32-dma.txt
> -- dma-names: must contain "tx", which is the transmit channel from DCMI to DMA
> -
> -DCMI supports a single port node with parallel bus. It should contain one
> -'port' child node with child 'endpoint' node. Please refer to the bindings
> -defined in Documentation/devicetree/bindings/media/video-interfaces.txt.
> -
> -Example:
> -
> -	dcmi: dcmi@50050000 {
> -		compatible = "st,stm32-dcmi";
> -		reg = <0x50050000 0x400>;
> -		interrupts = <78>;
> -		resets = <&rcc STM32F4_AHB2_RESET(DCMI)>;
> -		clocks = <&rcc 0 STM32F4_AHB2_CLOCK(DCMI)>;
> -		clock-names = "mclk";
> -		pinctrl-names = "default";
> -		pinctrl-0 = <&dcmi_pins>;
> -		dmas = <&dma2 1 1 0x414 0x3>;
> -		dma-names = "tx";
> -		port {
> -			dcmi_0: endpoint {
> -				remote-endpoint = <...>;
> -				bus-width = <8>;
> -				hsync-active = <0>;
> -				vsync-active = <0>;
> -				pclk-sample = <1>;
> -			};
> -		};
> -	};
> diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
> new file mode 100644
> index 000000000000..3fe778cb5cc3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
> @@ -0,0 +1,86 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/st,stm32-dcmi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: STMicroelectronics STM32 Digital Camera Memory Interface (DCMI) binding
> +
> +maintainers:
> +  - Hugues Fruchet <hugues.fruchet@st.com>
> +
> +properties:
> +  compatible:
> +    const: st,stm32-dcmi
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    items:
> +      - const: mclk
> +
> +  dmas:
> +    maxItems: 1
> +
> +  dma-names:
> +    items:
> +      - const: tx
> +
> +  resets:
> +    maxItems: 1
> +
> +  port:
> +    type: object
> +    description:
> +      DCMI supports a single port node with parallel bus. It should contain
> +      one 'port' child node with child 'endpoint' node. Please refer to the
> +      bindings defined in
> +      Documentation/devicetree/bindings/media/video-interfaces.txt.
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - resets
> +  - dmas
> +  - dma-names
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/clock/stm32mp1-clks.h>
> +    #include <dt-bindings/reset/stm32mp1-resets.h>
> +    dcmi: dcmi@4c006000 {
> +        compatible = "st,stm32-dcmi";
> +        reg = <0x4c006000 0x400>;
> +        interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
> +        resets = <&rcc CAMITF_R>;
> +        clocks = <&rcc DCMI>;
> +        clock-names = "mclk";
> +        dmas = <&dmamux1 75 0x400 0x0d>;
> +        dma-names = "tx";
> +
> +        port {
> +             dcmi_0: endpoint {
> +                   remote-endpoint = <&ov5640_0>;
> +                   bus-width = <8>;
> +                   hsync-active = <0>;
> +                   vsync-active = <0>;
> +                   pclk-sample = <1>;
> +             };
> +        };
> +    };
> +
> +...
> 

Re: [PATCH v3] dt-bindings: media: Convert stm32 cec bindings to json-schema

[Benjamin GAIGNARD]

On 10/30/19 11:40 AM, Hans Verkuil wrote:
> On 10/14/19 11:20 AM, Benjamin Gaignard wrote:
>> Convert the STM32 cec binding to DT schema format using json-schema
>>
>> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
>
> There doesn't seem to be a MAINTAINERS entry for this driver. Can you add
> one?
>
Hi Hans,

I haven't add a dedicated entry in MAINTAINERS file for these drivers 
because

get_maintainer script indicates to send mail to stm32's linux mailing list.

That sound enough for me but if you really want I can add entries in 
MAINTAINERS file.

Benjamin

>     Hans
>
>> ---
>> changes in v3:
>> - use (GPL-2.0-only OR BSD-2-Clause) license
>>
>> changes in v2:
>> - use BSD-2-Clause license
>> - add additionalProperties: false
>> - remove pinctrl-names and pinctrl-[0-9]
>>
>>   .../devicetree/bindings/media/st,stm32-cec.txt     | 19 --------
>>   .../devicetree/bindings/media/st,stm32-cec.yaml    | 54 
>> ++++++++++++++++++++++
>>   2 files changed, 54 insertions(+), 19 deletions(-)
>>   delete mode 100644 
>> Documentation/devicetree/bindings/media/st,stm32-cec.txt
>>   create mode 100644 
>> Documentation/devicetree/bindings/media/st,stm32-cec.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/media/st,stm32-cec.txt 
>> b/Documentation/devicetree/bindings/media/st,stm32-cec.txt
>> deleted file mode 100644
>> index 6be2381c180d..000000000000
>> --- a/Documentation/devicetree/bindings/media/st,stm32-cec.txt
>> +++ /dev/null
>> @@ -1,19 +0,0 @@
>> -STMicroelectronics STM32 CEC driver
>> -
>> -Required properties:
>> - - compatible : value should be "st,stm32-cec"
>> - - reg : Physical base address of the IP registers and length of memory
>> -     mapped region.
>> - - clocks : from common clock binding: handle to CEC clocks
>> - - clock-names : from common clock binding: must be "cec" and 
>> "hdmi-cec".
>> - - interrupts : CEC interrupt number to the CPU.
>> -
>> -Example for stm32f746:
>> -
>> -cec: cec@40006c00 {
>> -    compatible = "st,stm32-cec";
>> -    reg = <0x40006C00 0x400>;
>> -    interrupts = <94>;
>> -    clocks = <&rcc 0 STM32F7_APB1_CLOCK(CEC)>, <&rcc 1 CLK_HDMI_CEC>;
>> -    clock-names = "cec", "hdmi-cec";
>> -};
>> diff --git 
>> a/Documentation/devicetree/bindings/media/st,stm32-cec.yaml 
>> b/Documentation/devicetree/bindings/media/st,stm32-cec.yaml
>> new file mode 100644
>> index 000000000000..d75019c093a4
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/media/st,stm32-cec.yaml
>> @@ -0,0 +1,54 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/media/st,stm32-cec.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: STMicroelectronics STM32 CEC bindings
>> +
>> +maintainers:
>> +  - Benjamin Gaignard <benjamin.gaignard@st.com>
>> +  - Yannick Fertre <yannick.fertre@st.com>
>> +
>> +properties:
>> +  compatible:
>> +    const: st,stm32-cec
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  interrupts:
>> +    maxItems: 1
>> +
>> +  clocks:
>> +    items:
>> +      - description: Module Clock
>> +      - description: Bus Clock
>> +
>> +  clock-names:
>> +    items:
>> +      - const: cec
>> +      - const: hdmi-cec
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +  - interrupts
>> +  - clocks
>> +  - clock-names
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> +  - |
>> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
>> +    #include <dt-bindings/clock/stm32mp1-clks.h>
>> +    cec: cec@40006c00 {
>> +        compatible = "st,stm32-cec";
>> +        reg = <0x40006c00 0x400>;
>> +        interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
>> +        clocks = <&rcc CEC_K>, <&clk_lse>;
>> +        clock-names = "cec", "hdmi-cec";
>> +    };
>> +
>> +...
>>
>