From: Shawn Guo <shawnguo@kernel.org> To: Martin Kepplinger <martin.kepplinger@puri.sm> Cc: robh@kernel.org, kernel@pengutronix.de, festevam@gmail.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, kernel@puri.sm, "Guido Günther" <agx@sigxcpu.org> Subject: Re: [PATCH v1 3/6] arm64: dts: imx8mq-librem5: wire up the wifi regulator Date: Mon, 4 Oct 2021 20:00:57 +0800 [thread overview] Message-ID: <20211004120054.GG15650@dragon> (raw) In-Reply-To: <20210913135706.309685-4-martin.kepplinger@puri.sm> On Mon, Sep 13, 2021 at 03:57:03PM +0200, Martin Kepplinger wrote: > From: Guido Günther <agx@sigxcpu.org> > > Connect the wifi power regulator to the corresponding GPIO. > > Signed-off-by: Guido Günther <agx@sigxcpu.org> > Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm> > --- > arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi > index ba26c6ee98a0..b5562c8f9a3c 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi > @@ -138,9 +138,15 @@ reg_vsys_3v4: regulator-vsys-3v4 { > > reg_wifi_3v3: regulator-wifi-3v3 { > compatible = "regulator-fixed"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_wifi_pwr>; > regulator-name = "3V3_WIFI"; > regulator-min-microvolt = <3300000>; > regulator-max-microvolt = <3300000>; > + gpio = <&gpio3 10 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + vin-supply = <®_vdd_3v3>; > + regulator-always-on; Any reason you need to have this always-on? Shawn > }; > > sound { > @@ -638,6 +644,13 @@ MX8MQ_IOMUXC_SD2_RESET_B_USDHC2_RESET_B 0xc1 > >; > }; > > + pinctrl_wifi_pwr: wifipwrgrp { > + fsl,pins = < > + /* WIFI3V3_EN */ > + MX8MQ_IOMUXC_NAND_DATA04_GPIO3_IO10 0x83 > + >; > + }; > + > pinctrl_wdog: wdoggrp { > fsl,pins = < > /* nWDOG */ > -- > 2.30.2 >
WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org> To: Martin Kepplinger <martin.kepplinger@puri.sm> Cc: robh@kernel.org, kernel@pengutronix.de, festevam@gmail.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, kernel@puri.sm, "Guido Günther" <agx@sigxcpu.org> Subject: Re: [PATCH v1 3/6] arm64: dts: imx8mq-librem5: wire up the wifi regulator Date: Mon, 4 Oct 2021 20:00:57 +0800 [thread overview] Message-ID: <20211004120054.GG15650@dragon> (raw) In-Reply-To: <20210913135706.309685-4-martin.kepplinger@puri.sm> On Mon, Sep 13, 2021 at 03:57:03PM +0200, Martin Kepplinger wrote: > From: Guido Günther <agx@sigxcpu.org> > > Connect the wifi power regulator to the corresponding GPIO. > > Signed-off-by: Guido Günther <agx@sigxcpu.org> > Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm> > --- > arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi > index ba26c6ee98a0..b5562c8f9a3c 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi > @@ -138,9 +138,15 @@ reg_vsys_3v4: regulator-vsys-3v4 { > > reg_wifi_3v3: regulator-wifi-3v3 { > compatible = "regulator-fixed"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_wifi_pwr>; > regulator-name = "3V3_WIFI"; > regulator-min-microvolt = <3300000>; > regulator-max-microvolt = <3300000>; > + gpio = <&gpio3 10 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + vin-supply = <®_vdd_3v3>; > + regulator-always-on; Any reason you need to have this always-on? Shawn > }; > > sound { > @@ -638,6 +644,13 @@ MX8MQ_IOMUXC_SD2_RESET_B_USDHC2_RESET_B 0xc1 > >; > }; > > + pinctrl_wifi_pwr: wifipwrgrp { > + fsl,pins = < > + /* WIFI3V3_EN */ > + MX8MQ_IOMUXC_NAND_DATA04_GPIO3_IO10 0x83 > + >; > + }; > + > pinctrl_wdog: wdoggrp { > fsl,pins = < > /* nWDOG */ > -- > 2.30.2 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-10-04 12:01 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-09-13 13:57 [PATCH v1 0/6] arm64: dts: imx8mq-librem5: wifi updates and minor fixes Martin Kepplinger 2021-09-13 13:57 ` Martin Kepplinger 2021-09-13 13:57 ` [PATCH v1 1/6] arm64: dts: imx8mq-librem5: add reset gpio to mantix panel description Martin Kepplinger 2021-09-13 13:57 ` Martin Kepplinger 2021-09-13 13:57 ` [PATCH v1 2/6] arm64: dts: imx8mq-librem5: Fix led_r and led_g pinctrl assignments Martin Kepplinger 2021-09-13 13:57 ` Martin Kepplinger 2021-09-13 13:57 ` [PATCH v1 3/6] arm64: dts: imx8mq-librem5: wire up the wifi regulator Martin Kepplinger 2021-09-13 13:57 ` Martin Kepplinger 2021-10-04 12:00 ` Shawn Guo [this message] 2021-10-04 12:00 ` Shawn Guo 2021-10-05 12:12 ` Guido Günther 2021-10-05 12:12 ` Guido Günther 2021-09-13 13:57 ` [PATCH v1 4/6] arm64: dts: imx8mq-librem5: delay the startup of the SDIO Martin Kepplinger 2021-09-13 13:57 ` Martin Kepplinger 2021-09-13 13:57 ` [PATCH v1 5/6] arm64: dts: imx8mq-librem5: add power sequencing for M.2 cards Martin Kepplinger 2021-09-13 13:57 ` Martin Kepplinger 2021-09-13 13:57 ` [PATCH v1 6/6] arm64: dts: imx8mq-librem5: Limit the max sdio frequency Martin Kepplinger 2021-09-13 13:57 ` Martin Kepplinger
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