[v2] Add initial support for Microchip SAMA7G54 Curiosity board

[PATCH v2 2/3] ARM: dts: microchip: sama7g5: Add flexcom 10 node

Posted by Mihai Sain 1 year, 12 months ago

Add flexcom 10 node for usage on the SAMA7G54 Curiosity board.

Signed-off-by: Mihai Sain <mihai.sain@microchip.com>
---
 arch/arm/boot/dts/microchip/sama7g5.dtsi | 26 ++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm/boot/dts/microchip/sama7g5.dtsi b/arch/arm/boot/dts/microchip/sama7g5.dtsi
index 269e0a3ca269..c90e404e8ed9 100644
--- a/arch/arm/boot/dts/microchip/sama7g5.dtsi
+++ b/arch/arm/boot/dts/microchip/sama7g5.dtsi
@@ -958,6 +958,32 @@ i2c9: i2c@600 {
 			};
 		};
 
+		flx10: flexcom@e2820000 {
+			compatible = "atmel,sama5d2-flexcom";
+			reg = <0xe2820000 0x200>;
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 48>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0xe2820000 0x800>;
+			status = "disabled";
+
+			i2c10: i2c@600 {
+				compatible = "microchip,sama7g5-i2c", "microchip,sam9x60-i2c";
+				reg = <0x600 0x200>;
+				interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&pmc PMC_TYPE_PERIPHERAL 48>;
+				atmel,fifo-size = <32>;
+				dmas = <&dma0 AT91_XDMAC_DT_PERID(25)>,
+					<&dma0 AT91_XDMAC_DT_PERID(26)>;
+				dma-names = "rx", "tx";
+				atmel,use-dma-rx;
+				atmel,use-dma-tx;
+				status = "disabled";
+			};
+		};
+
 		flx11: flexcom@e2824000 {
 			compatible = "atmel,sama5d2-flexcom";
 			reg = <0xe2824000 0x200>;
-- 
2.43.0

Re: [PATCH v2 2/3] ARM: dts: microchip: sama7g5: Add flexcom 10 node

Posted by claudiu beznea 1 year, 11 months ago

Hi, Mihai,

On 14.02.2024 10:03, Mihai Sain wrote:
> Add flexcom 10 node for usage on the SAMA7G54 Curiosity board.
> 
> Signed-off-by: Mihai Sain <mihai.sain@microchip.com>
> ---
>  arch/arm/boot/dts/microchip/sama7g5.dtsi | 26 ++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/microchip/sama7g5.dtsi b/arch/arm/boot/dts/microchip/sama7g5.dtsi
> index 269e0a3ca269..c90e404e8ed9 100644
> --- a/arch/arm/boot/dts/microchip/sama7g5.dtsi
> +++ b/arch/arm/boot/dts/microchip/sama7g5.dtsi
> @@ -958,6 +958,32 @@ i2c9: i2c@600 {
>  			};
>  		};
>  
> +		flx10: flexcom@e2820000 {
> +			compatible = "atmel,sama5d2-flexcom";
> +			reg = <0xe2820000 0x200>;
> +			clocks = <&pmc PMC_TYPE_PERIPHERAL 48>;
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges = <0x0 0xe2820000 0x800>;
> +			status = "disabled";
> +
> +			i2c10: i2c@600 {
> +				compatible = "microchip,sama7g5-i2c", "microchip,sam9x60-i2c";
> +				reg = <0x600 0x200>;
> +				interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +				clocks = <&pmc PMC_TYPE_PERIPHERAL 48>;
> +				atmel,fifo-size = <32>;
> +				dmas = <&dma0 AT91_XDMAC_DT_PERID(25)>,
> +					<&dma0 AT91_XDMAC_DT_PERID(26)>;
> +				dma-names = "rx", "tx";

Please use the same pattern used by the rest of the i2c flexcom nodes, meaning:
				dma-names = "tx", "rx";

and, with this, reverse the order of dmas, too.

> +				atmel,use-dma-rx;
> +				atmel,use-dma-tx;

These are uart properties.

> +				status = "disabled";
> +			};
> +		};
> +
>  		flx11: flexcom@e2824000 {
>  			compatible = "atmel,sama5d2-flexcom";
>  			reg = <0xe2824000 0x200>;

Re: [PATCH v2 2/3] ARM: dts: microchip: sama7g5: Add flexcom 10 node

Posted by Conor Dooley 1 year, 11 months ago

On Wed, Feb 14, 2024 at 10:03:47AM +0200, Mihai Sain wrote:
> Add flexcom 10 node for usage on the SAMA7G54 Curiosity board.
> 
> Signed-off-by: Mihai Sain <mihai.sain@microchip.com>
> ---
>  arch/arm/boot/dts/microchip/sama7g5.dtsi | 26 ++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/microchip/sama7g5.dtsi b/arch/arm/boot/dts/microchip/sama7g5.dtsi
> index 269e0a3ca269..c90e404e8ed9 100644
> --- a/arch/arm/boot/dts/microchip/sama7g5.dtsi
> +++ b/arch/arm/boot/dts/microchip/sama7g5.dtsi
> @@ -958,6 +958,32 @@ i2c9: i2c@600 {
>  			};
>  		};
>  
> +		flx10: flexcom@e2820000 {
> +			compatible = "atmel,sama5d2-flexcom";
> +			reg = <0xe2820000 0x200>;

This is a sama7g5, how come this flexcom is using a sama5d2 compatible?

Cheers,
Conor.

> +			clocks = <&pmc PMC_TYPE_PERIPHERAL 48>;
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges = <0x0 0xe2820000 0x800>;
> +			status = "disabled";
> +
> +			i2c10: i2c@600 {
> +				compatible = "microchip,sama7g5-i2c", "microchip,sam9x60-i2c";
> +				reg = <0x600 0x200>;
> +				interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +				clocks = <&pmc PMC_TYPE_PERIPHERAL 48>;
> +				atmel,fifo-size = <32>;
> +				dmas = <&dma0 AT91_XDMAC_DT_PERID(25)>,
> +					<&dma0 AT91_XDMAC_DT_PERID(26)>;
> +				dma-names = "rx", "tx";
> +				atmel,use-dma-rx;
> +				atmel,use-dma-tx;
> +				status = "disabled";
> +			};
> +		};
> +
>  		flx11: flexcom@e2824000 {
>  			compatible = "atmel,sama5d2-flexcom";
>  			reg = <0xe2824000 0x200>;
> -- 
> 2.43.0
>