Re: [PATCH v4] ARM: dts: at91: sama5d27_wlsom1: add wifi device

[Nicolas Ferre <nicolas.ferre@microchip.com>]

On 25/08/2021 at 11:40, Claudiu Beznea wrote:
> From: Eugen Hristev <eugen.hristev@microchip.com>
> 
> SAMA5D27 WLSOM1 boards has a WILC3000 device soldered. Add proper
> device tree nodes for this.
> 
> [eugen.hristev: original author of this code]
> Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
> [nicolas.ferre: original author of this code]
> Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
> [claudiu.beznea: adapt such that make dtbs_check is happy, remove status
>   for wifi_pwrseq and wifi nodes]
> Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>

Thanks Claudiu for having handled this work!

I queue it in at91-dt for 5.16.
Best regards,
   Nicolas

> ---
> 
> Changes in v4:
> - keep only this patch as the rest from series were applied on mmc tree
> - remove status="okay" on wifi node and pwrseq node
> - adapt to remove all warnings thown by make dtbs_check
> 
>   arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi | 70 +++++++++++++++++++++
>   1 file changed, 70 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
> index 025a78310e3a..21c86171e462 100644
> --- a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
> +++ b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
> @@ -30,6 +30,14 @@ main_xtal {
>   			clock-frequency = <24000000>;
>   		};
>   	};
> +
> +	wifi_pwrseq: wifi_pwrseq {
> +		compatible = "mmc-pwrseq-wilc1000";
> +		reset-gpios = <&pioA PIN_PA27 GPIO_ACTIVE_HIGH>;
> +		powerdown-gpios = <&pioA PIN_PA29 GPIO_ACTIVE_HIGH>;
> +		pinctrl-0 = <&pinctrl_wilc_pwrseq>;
> +		pinctrl-names = "default";
> +	};
>   };
>   
>   &flx1 {
> @@ -310,5 +318,67 @@ pinctrl_qspi1_default: qspi1_default {
>   			 <PIN_PB10__QSPI1_IO3>;
>   		bias-pull-up;
>   	};
> +
> +	pinctrl_sdmmc1_default: sdmmc1_default {
> +		cmd-data {
> +			pinmux = <PIN_PA28__SDMMC1_CMD>,
> +				 <PIN_PA18__SDMMC1_DAT0>,
> +				 <PIN_PA19__SDMMC1_DAT1>,
> +				 <PIN_PA20__SDMMC1_DAT2>,
> +				 <PIN_PA21__SDMMC1_DAT3>;
> +			bias-disable;
> +		};
> +
> +		conf-ck {
> +			pinmux = <PIN_PA22__SDMMC1_CK>;
> +			bias-disable;
> +		};
> +	};
> +
> +	pinctrl_wilc_default: wilc_default {
> +		conf-irq {
> +			pinmux = <PIN_PB25__GPIO>;
> +			bias-disable;
> +		};
> +	};
> +
> +	pinctrl_wilc_pwrseq: wilc_pwrseq {
> +		conf-ce-nrst {
> +			pinmux = <PIN_PA27__GPIO>,
> +				 <PIN_PA29__GPIO>;
> +			bias-disable;
> +		};
> +
> +		conf-rtcclk {
> +			pinmux = <PIN_PB13__PCK1>;
> +			bias-disable;
> +		};
> +	};
> +};
> +
> +&sdmmc1 {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	bus-width = <4>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_sdmmc1_default>;
> +	mmc-pwrseq = <&wifi_pwrseq>;
> +	no-1-8-v;
> +	non-removable;
> +	bus-width = <4>;
> +	status = "okay";
> +
> +	wilc: wifi@0 {
> +		reg = <0>;
> +		compatible = "microchip,wilc1000";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_wilc_default>;
> +		clocks = <&pmc PMC_TYPE_SYSTEM 9>;
> +		clock-names = "rtc";
> +		interrupts = <PIN_PB25 IRQ_TYPE_NONE>;
> +		interrupt-parent = <&pioA>;
> +		assigned-clocks = <&pmc PMC_TYPE_SYSTEM 9>;
> +		assigned-clock-rates = <32768>;
> +	};
>   };
>   
> 


-- 
Nicolas Ferre