[PATCH 1/2] arm: dts: stm32: add cec for stm32f7 familly

[PATCH 1/2] arm: dts: stm32: add cec for stm32f7 familly

[Benjamin Gaignard]

add cec in devicetree for stm32f7 familly

version 1.1:
- with correct slew rate

Signed-off-by: Benjamin Gaignard <benjamin.gaignard-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
 arch/arm/boot/dts/stm32f746.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi
index 0c3dd1f..770e474 100644
--- a/arch/arm/boot/dts/stm32f746.dtsi
+++ b/arch/arm/boot/dts/stm32f746.dtsi
@@ -167,6 +167,15 @@
 			status = "disabled";
 		};
 
+		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";
+			status = "disabled";
+		};
+
 		usart7: serial@40007800 {
 			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
 			reg = <0x40007800 0x400>;
@@ -339,6 +348,15 @@
 				st,bank-name = "GPIOK";
 			};
 
+			cec_pins_a: cec@0 {
+				pins {
+					pinmux = <STM32F746_PA15_FUNC_HDMI_CEC>;
+					slew-rate = <0>;
+					drive-open-drain;
+					bias-disable;
+				};
+			};
+
 			usart1_pins_a: usart1@0 {
 				pins1 {
 					pinmux = <STM32F746_PA9_FUNC_USART1_TX>;
-- 
1.9.1

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Re: [PATCH 1/2] arm: dts: stm32: add cec for stm32f7 familly

[Alexandre Torgue]

Hi Benjamin,

On 07/18/2017 10:51 AM, Benjamin Gaignard wrote:
> add cec in devicetree for stm32f7 familly
> 
> version 1.1:
> - with correct slew rate
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> ---
>   arch/arm/boot/dts/stm32f746.dtsi | 18 ++++++++++++++++++
>   1 file changed, 18 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi
> index 0c3dd1f..770e474 100644
> --- a/arch/arm/boot/dts/stm32f746.dtsi
> +++ b/arch/arm/boot/dts/stm32f746.dtsi
> @@ -167,6 +167,15 @@
>   			status = "disabled";
>   		};
>   
> +		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";
> +			status = "disabled";
> +		};
> +
>   		usart7: serial@40007800 {
>   			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
>   			reg = <0x40007800 0x400>;
> @@ -339,6 +348,15 @@
>   				st,bank-name = "GPIOK";
>   			};
>   
> +			cec_pins_a: cec@0 {
> +				pins {
> +					pinmux = <STM32F746_PA15_FUNC_HDMI_CEC>;
> +					slew-rate = <0>;
> +					drive-open-drain;
> +					bias-disable;
> +				};
> +			};
> +
>   			usart1_pins_a: usart1@0 {
>   				pins1 {
>   					pinmux = <STM32F746_PA9_FUNC_USART1_TX>;
> 

After minor changes, applied on stm32-dt-for-v4.14 branch.

Thanks
Alex
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[PATCH 1/2] arm: dts: stm32: add cec for stm32f7 familly

[Benjamin Gaignard]

add cec in devicetree for stm32f7 familly

Signed-off-by: Benjamin Gaignard <benjamin.gaignard-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
 arch/arm/boot/dts/stm32f746.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi
index 0c3dd1f..770e474 100644
--- a/arch/arm/boot/dts/stm32f746.dtsi
+++ b/arch/arm/boot/dts/stm32f746.dtsi
@@ -167,6 +167,15 @@
 			status = "disabled";
 		};
 
+		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";
+			status = "disabled";
+		};
+
 		usart7: serial@40007800 {
 			compatible = "st,stm32f7-usart", "st,stm32f7-uart";
 			reg = <0x40007800 0x400>;
@@ -339,6 +348,15 @@
 				st,bank-name = "GPIOK";
 			};
 
+			cec_pins_a: cec@0 {
+				pins {
+					pinmux = <STM32F746_PA15_FUNC_HDMI_CEC>;
+					slew-rate = <3>;
+					drive-open-drain;
+					bias-disable;
+				};
+			};
+
 			usart1_pins_a: usart1@0 {
 				pins1 {
 					pinmux = <STM32F746_PA9_FUNC_USART1_TX>;
-- 
1.9.1

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