diff options
| author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2019-04-05 10:30:04 -0700 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2019-04-11 14:59:11 +0800 |
| commit | cdfdea07090ba385e3b4835d172252a074f029fa (patch) | |
| tree | 6b4e856e449af46f30746e6ca74c993bc0c71774 /arch/arm64/boot/dts | |
| parent | fc26e600e97acca6b329eacc32498a773cd9fa49 (diff) | |
arm64: dts: imx8mq-evk: Enable PCIE0 interface
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>
Diffstat (limited to 'arch/arm64/boot/dts')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts index 304c28034ddf..ec430b3c35d4 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts @@ -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 + >; + }; }; |