linux-kernel - Re: [PATCH v2 3/4] ARM: dts: i.MX6: imx6dl-mamoj: Add Wifi support

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Message-ID: <20180619024437.GY16091@dragon>
Date:   Tue, 19 Jun 2018 10:44:38 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Jagan Teki <jagan@...rulasolutions.com>
Cc:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Fabio maggi <fabio.mauri@...cino.it>, lamiaposta71@...il.com,
        Andrea CORTESE <andrea.cortese@...cino.it>,
        "davide . bonfanti" <davide.bonfanti@...cino.it>,
        Shyam Saini <shyam.saini@...rulasolutions.com>,
        Michael Trimarchi <michael@...rulasolutions.com>,
        Simone CIANNI <simone.cianni@...cino.it>,
        Raffaele RECALCATI <raffaele.recalcati@...cino.it>
Subject: Re: [PATCH v2 3/4] ARM: dts: i.MX6: imx6dl-mamoj: Add Wifi support

On Thu, Jun 07, 2018 at 07:17:47PM +0530, Jagan Teki wrote:
> Add TI WL18XX Wifi for BTicino i.MX6DL board.
> 
> Signed-off-by: Simone CIANNI <simone.cianni@...cino.it>
> Signed-off-by: Raffaele RECALCATI <raffaele.recalcati@...cino.it>
> Signed-off-by: Michael Trimarchi <michael@...rulasolutions.com>
> Signed-off-by: Jagan Teki <jagan@...rulasolutions.com>
> Reviewed-by: Fabio Estevam <fabio.estevam@....com>
> ---
> Changes for v2:
> - collect Fabio r-w-b tag
> 
>  arch/arm/boot/dts/imx6dl-mamoj.dts | 53 ++++++++++++++++++++++++++++++++++++++
>  1 file changed, 53 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6dl-mamoj.dts b/arch/arm/boot/dts/imx6dl-mamoj.dts
> index ed9050c5dbcc..5034b086035f 100644
> --- a/arch/arm/boot/dts/imx6dl-mamoj.dts
> +++ b/arch/arm/boot/dts/imx6dl-mamoj.dts
> @@ -133,6 +133,18 @@
>  		enable-active-high;
>  		vin-supply = <&reg_lcd_vgl>;
>  	};
> +
> +	reg_wl18xx_vmmc:  regulator-wl18xx-vmcc {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vwl1807";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_wlan>;
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		gpio = <&gpio6 21 GPIO_ACTIVE_HIGH>;
> +		startup-delay-us = <70000>;
> +		enable-active-high;
> +	};
>  };
>  
>  &fec {
> @@ -285,6 +297,30 @@
>  	status = "okay";
>  };
>  
> +&usdhc1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_usdhc1>;
> +	bus-width = <4>;
> +	vmmc-supply = <&reg_wl18xx_vmmc>;
> +	no-1-8-v;
> +	non-removable;
> +	wakeup-source;
> +	keep-power-in-suspend;
> +	cap-power-off-card;
> +	max-frequency = <25000000>;
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	status = "okay";
> +
> +	wlcore: wlcore@2 {
> +		compatible = "ti,wl1837";
> +		reg = <2>;
> +		interrupt-parent = <&gpio6>;
> +		interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
> +		tcxo-clock-frequency = <26000000>;
> +	};
> +};
> +
>  &usdhc3 {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_usdhc3>;
> @@ -392,6 +428,17 @@
>  		>;
>  	};
>  
> +	pinctrl_usdhc1: usdhc1grp {
> +		fsl,pins = <
> +			MX6QDL_PAD_SD1_CMD__SD1_CMD    0x17069
> +			MX6QDL_PAD_SD1_CLK__SD1_CLK    0x10079
> +			MX6QDL_PAD_SD1_DAT0__SD1_DATA0 0x17069
> +			MX6QDL_PAD_SD1_DAT1__SD1_DATA1 0x17069
> +			MX6QDL_PAD_SD1_DAT2__SD1_DATA2 0x17069
> +			MX6QDL_PAD_SD1_DAT3__SD1_DATA3 0x17069
> +		>;
> +	};
> +
>  	pinctrl_usdhc3: usdhc3grp {
>  		fsl,pins = <
>  			MX6QDL_PAD_SD3_CMD__SD3_CMD	0x17059
> @@ -406,4 +453,10 @@
>  			MX6QDL_PAD_SD3_DAT7__SD3_DATA7	0x17059
>  		>;
>  	};
> +
> +	pinctrl_wlan: wlan {

To be consistent on naming style, 'wlangrp' might be better.

Shawn

> +		fsl,pins = <
> +			MX6QDL_PAD_RGMII_TD1__GPIO6_IO21	0x4001b0b0
> +		>;
> +	};
>  };
> -- 
> 2.14.3
>