[PATCH 2/7] ARM: dts: at91: sam9x60: Define pinctrl node with its label

Eugen Hristev eugen.hristev at linaro.org
Tue Jan 28 12:14:12 CET 2025



On 1/27/25 12:09, Manikandan Muralidharan wrote:
> From: Balamanikandan Gunasundar <balamanikandan.gunasundar at microchip.com>
> 
> Define the pinctrl nodes with its label and sort its child node
> alphabetically to align wit the Linux DT.Without this change

Typo: wit

> those pinctrl nodes are grouped under an additional 'pinctrl' child node
> that is not identified by the pinctrl driver when the GPIO banks
> are made as child nodes of pinctrl node.

Please align them as they are aligned in Linux, or, patch Linux DT first.


> 
> Signed-off-by: Balamanikandan Gunasundar <balamanikandan.gunasundar at microchip.com>
> Signed-off-by: Manikandan Muralidharan <manikandan.m at microchip.com>
> ---
>  arch/arm/dts/sam9x60ek.dts | 138 ++++++++++++++++++-------------------
>  1 file changed, 69 insertions(+), 69 deletions(-)
> 
> diff --git a/arch/arm/dts/sam9x60ek.dts b/arch/arm/dts/sam9x60ek.dts
> index 74016f5e288..d8d7ad38b2b 100644
> --- a/arch/arm/dts/sam9x60ek.dts
> +++ b/arch/arm/dts/sam9x60ek.dts
> @@ -78,75 +78,6 @@
>  					};
>  				};
>  			};
> -
> -			pinctrl {
> -				nand {
> -					pinctrl_nand_oe_we: nand-oe-we-0 {
> -						atmel,pins =
> -							<AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> -					};
> -
> -					pinctrl_nand_rb: nand-rb-0 {
> -						atmel,pins =
> -							<AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
> -					};
> -
> -					pinctrl_nand_cs: nand-cs-0 {
> -						atmel,pins =
> -							<AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
> -					};
> -				};
> -
> -				ebi {
> -					pinctrl_ebi_data_0_7: ebi-data-lsb-0 {
> -						atmel,pins =
> -							<AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> -					};
> -
> -					pinctrl_ebi_addr_nand: ebi-addr-0 {
> -						atmel,pins =
> -							<AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> -							 AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> -					};
> -				};
> -
> -				pinctrl_qspi: qspi {
> -					atmel,pins =
> -						<AT91_PIOB 19 AT91_PERIPH_A AT91_PINCTRL_NONE
> -						 AT91_PIOB 20 AT91_PERIPH_A AT91_PINCTRL_NONE
> -						 AT91_PIOB 21 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> -						 AT91_PIOB 22 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> -						 AT91_PIOB 23 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> -						 AT91_PIOB 24 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
> -				};
> -
> -				pinctrl_flx0: flx0_default {
> -					atmel,pins =
> -						<AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_NONE
> -						 AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_NONE>;
> -				};
> -
> -				pinctrl_onewire_tm_default: onewire_tm_default {
> -					atmel,pins =
> -						<AT91_PIOD 14 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
> -				};
> -
> -				usb1 {
> -					pinctrl_usb_default: usb_default {
> -						atmel,pins = <AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
> -								AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
> -					};
> -				};
> -
> -			};
>  		};
>  	};
>  };
> @@ -221,6 +152,75 @@
>  	status = "okay";
>  };
>  
> +&pinctrl {
> +	/* shared pinctrl settings */
> +	ebi {
> +		pinctrl_ebi_data_0_7: ebi-data-lsb-0 {
> +			atmel,pins =
> +				<AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> +		};
> +
> +		pinctrl_ebi_addr_nand: ebi-addr-0 {
> +			atmel,pins =
> +				<AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> +		};
> +	};
> +
> +	nand {
> +		pinctrl_nand_oe_we: nand-oe-we-0 {
> +			atmel,pins =
> +				<AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> +				 AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> +		};
> +
> +		pinctrl_nand_rb: nand-rb-0 {
> +			atmel,pins =
> +				<AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
> +		};
> +
> +		pinctrl_nand_cs: nand-cs-0 {
> +			atmel,pins =
> +				<AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
> +		};
> +	};

I see in Linux nand is before ebi or am I wrong ?

> +
> +	pinctrl_flx0: flx0_default {
> +		atmel,pins =
> +			<AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_NONE
> +			 AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_NONE>;
> +		};
> +
> +	pinctrl_onewire_tm_default: onewire_tm_default {
> +		atmel,pins =
> +			<AT91_PIOD 14 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
> +	};
> +
> +	pinctrl_qspi: qspi {
> +		atmel,pins =
> +			<AT91_PIOB 19 AT91_PERIPH_A AT91_PINCTRL_NONE
> +			 AT91_PIOB 20 AT91_PERIPH_A AT91_PINCTRL_NONE
> +			 AT91_PIOB 21 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> +			 AT91_PIOB 22 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> +			 AT91_PIOB 23 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> +			 AT91_PIOB 24 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
> +	};
> +
> +	usb1 {
> +		pinctrl_usb_default: usb_default {
> +			atmel,pins = <AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
> +				      AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
> +		};
> +	};
> +};
> +
>  &usb1 {
>  	num-ports = <3>;
>  	atmel,vbus-gpio = <0



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