diff options
| author | Richard Zhu <hongxing.zhu@nxp.com> | 2022-02-09 05:06:48 +0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2022-02-13 06:14:19 +0300 |
| commit | 5edaa224645b17266a8b8037e97fcad1275c49cf (patch) | |
| tree | f64ff83f819ce37b2bd761ac8a83a20fd36754d0 /arch/arm64/boot/dts/freescale/imx8mq-evk.dts | |
| parent | f471b9a5267941b8121e3cdee29fb207f79f38ec (diff) | |
| download | linux-5edaa224645b17266a8b8037e97fcad1275c49cf.tar.xz | |
arm64: dts: imx8mq-evk: Add second PCIe port support
Enable the second PCIe port support on i.MX8MQ EVK board.
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mq-evk.dts')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts index e7f521aac400..99fed35168eb 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts @@ -27,6 +27,17 @@ clock-frequency = <100000000>; }; + reg_pcie1: regulator-pcie { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie1_reg>; + regulator-name = "MPCIE_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio5 10 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + reg_usdhc2_vmmc: regulator-vsd-3v3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_reg_usdhc2>; @@ -328,6 +339,20 @@ status = "okay"; }; +&pcie1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie1>; + reset-gpio = <&gpio5 12 GPIO_ACTIVE_LOW>; + clocks = <&clk IMX8MQ_CLK_PCIE2_ROOT>, + <&clk IMX8MQ_CLK_PCIE2_AUX>, + <&clk IMX8MQ_CLK_PCIE2_PHY>, + <&pcie0_refclk>; + clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus"; + vpcie-supply = <®_pcie1>; + vph-supply = <&vgen5_reg>; + status = "okay"; +}; + &pgc_gpu { power-supply = <&sw1a_reg>; }; @@ -483,6 +508,19 @@ >; }; + pinctrl_pcie1: pcie1grp { + fsl,pins = < + MX8MQ_IOMUXC_I2C4_SDA_PCIE2_CLKREQ_B 0x76 + MX8MQ_IOMUXC_ECSPI2_MISO_GPIO5_IO12 0x16 + >; + }; + + pinctrl_pcie1_reg: pcie1reggrp { + fsl,pins = < + MX8MQ_IOMUXC_ECSPI2_SCLK_GPIO5_IO10 0x16 + >; + }; + pinctrl_qspi: qspigrp { fsl,pins = < MX8MQ_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x82 |