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MLK-24012-04 arm64: dts: add imx8qxp pcie ep support 

Add the iMX8QXP PCIe EP mode, and verified on MEK board.

Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Fugang Duan <fugang.duan@nxp.com>
This commit is contained in:
Richard Zhu 2020-04-07 11:41:33 +08:00
parent 700ffe64f8
commit 6b36a7243a
3 changed files with 50 additions and 0 deletions
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1
arch/arm64/boot/dts/freescale/Makefile
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@ -115,6 +115,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek.dtb imx8qxp-mek-dsp.dtb imx8qxp-mek-ov5640
imx8qxp-mek-dpu-lcdif.dtb \
imx8qxp-mek-dpu-lcdif-rpmsg.dtb \
imx8qxp-mek-ov5640-rpmsg.dtb \
imx8qxp-mek-pcie-ep.dtb \
imx8dx-mek.dtb imx8dx-mek-dsp.dtb imx8dx-mek-rpmsg.dtb \
imx8dx-mek-enet2-tja1100.dtb \
imx8dx-mek-ov5640.dtb \

30
arch/arm64/boot/dts/freescale/imx8-ss-hsio.dtsi
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@ -131,4 +131,34 @@ hsio_subsys: bus@5f000000 {
local-addr = <0x80000000>;
status = "disabled";
};
pcieb_ep: pcie_ep@0x5f010000 {
compatible = "fsl,imx8qxp-pcie-ep";
reg = <0x5f010000 0x00010000>,
<0x5f080000 0xf0000>, /* lpcg, csr, msic, gpio */
<0x70000000 0x10000000>;
reg-names = "regs", "hsio", "addr_space";
num-lanes = <1>;
interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>; /* eDMA */
interrupt-names = "dma";
clocks = <&pcieb_lpcg 0>,
<&pcieb_lpcg 1>,
<&pcieb_lpcg 2>,
<&phyx1_lpcg 0>,
<&phyx1_crr1_lpcg 0>,
<&pcieb_crr3_lpcg 0>,
<&misc_crr5_lpcg 0>;
clock-names = "pcie", "pcie_bus", "pcie_inbound_axi",
"pcie_phy", "phy_per", "pcie_per", "misc_per";
power-domains = <&pd IMX_SC_R_PCIE_B>,
<&pd IMX_SC_R_SERDES_1>,
<&pd IMX_SC_R_HSIO_GPIO>;
power-domain-names = "pcie", "pcie_phy", "hsio_gpio";
fsl,max-link-speed = <3>;
hsio-cfg = <PCIEAX2PCIEBX1>;
local-addr = <0x80000000>;
num-ib-windows = <6>;
num-ob-windows = <6>;
status = "disabled";
};
};

19
arch/arm64/boot/dts/freescale/imx8qxp-mek-pcie-ep.dts Normal file
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@ -0,0 +1,19 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2020 NXP
*/
/dts-v1/;
#include "imx8qxp-mek.dts"
&pcieb{
status = "disabled";
};
&pcieb_ep{
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcieb>;
ext_osc = <1>;
status = "okay";
};