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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Feb 18, 2020 at 09:49:37AM +0100, Martin Kepplinger wrote: > From: "Angus Ainslie (Purism)" > > Connect the WoWWAN signal to a gpio key to wake up the system from suspend. > > Signed-off-by: Angus Ainslie (Purism) > Signed-off-by: Martin Kepplinger > --- > .../arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > index ec12477d925d..9c81b07f43f3 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > @@ -55,6 +55,15 @@ > wakeup-source; > linux,code = ; > }; > + > + wwan_wake { We prefer to use hyphen over underscore in node name. Shawn > + label = "WWAN_WAKE"; > + gpios = <&gpio3 8 GPIO_ACTIVE_LOW>; > + interrupt-parent = <&gpio3>; > + interrupts = <8 GPIO_ACTIVE_LOW>; > + wakeup-source; > + linux,code = ; > + }; > }; > > leds { > @@ -574,6 +583,7 @@ > MX8MQ_IOMUXC_SAI2_RXFS_GPIO4_IO21 0x16 > MX8MQ_IOMUXC_SAI2_RXC_GPIO4_IO22 0x16 > MX8MQ_IOMUXC_SAI5_RXC_GPIO3_IO20 0x180 /* HP_DET */ > + MX8MQ_IOMUXC_NAND_DATA02_GPIO3_IO8 0x80 /* nWoWWAN */ > >; > }; > > -- > 2.20.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel