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arm64: dts: imx8mq-evk: Enable PCIE0 interface

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Enable PCIE0 interface connected to BCM4356 WiFi/Bluetooth module.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Andrey Smirnov 2019-04-05 10:30:04 -07:00 committed by Shawn Guo
parent fc26e600e9
commit cdfdea0709
1 changed files with 42 additions and 0 deletions
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42
arch/arm64/boot/dts/freescale/imx8mq-evk.dts
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@ -21,6 +21,12 @@
reg = <0x00000000 0x40000000 0 0xc0000000>;
};
pcie0_refclk: pcie0-refclk {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <100000000>;
};
reg_usdhc2_vmmc: regulator-vsd-3v3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_usdhc2>;
@ -118,6 +124,17 @@
status = "okay";
};
&gpio5 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wifi_reset>;
wl-reg-on {
gpio-hog;
gpios = <29 GPIO_ACTIVE_HIGH>;
output-high;
};
};
&i2c1 {
clock-frequency = <100000>;
pinctrl-names = "default";
@ -209,6 +226,18 @@
};
};
&pcie0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie0>;
reset-gpio = <&gpio5 28 GPIO_ACTIVE_LOW>;
clocks = <&clk IMX8MQ_CLK_PCIE1_ROOT>,
<&clk IMX8MQ_CLK_PCIE1_AUX>,
<&clk IMX8MQ_CLK_PCIE1_PHY>,
<&pcie0_refclk>;
clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus";
status = "okay";
};
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1>;
@ -303,6 +332,13 @@
>;
};
pinctrl_pcie0: pcie0grp {
fsl,pins = <
MX8MQ_IOMUXC_I2C4_SCL_PCIE1_CLKREQ_B 0x76
MX8MQ_IOMUXC_UART4_RXD_GPIO5_IO28 0x16
>;
};
pinctrl_qspi: qspigrp {
fsl,pins = <
MX8MQ_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x82
@ -430,4 +466,10 @@
MX8MQ_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0xc6
>;
};
pinctrl_wifi_reset: wifiresetgrp {
fsl,pins = <
MX8MQ_IOMUXC_UART4_TXD_GPIO5_IO29 0x16
>;
};
};