MLK-24012-07 arm64: dts: add imx8dxl pcie ep support

Add the iMX8DXL PCIe EP support and verified on EVK board.

Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Fugang Duan <fugang.duan@nxp.com>

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 72b8d93..6d31cc2 100644 (file)
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -78,6 +78,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8qxp-ai_ml.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8qxp-colibri-eval-v3.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8dxl-evk.dtb \
                          imx8dxl-evk-enet0.dtb imx8dxl-evk-enet0-tja1100.dtb \
+                         imx8dxl-evk-pcie-ep.dtb \
                          imx8dxl-evk-rpmsg.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8dxl-phantom-mek.dtb \
                          imx8dxl-phantom-mek-rpmsg.dtb

diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk-pcie-ep.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk-pcie-ep.dts
new file mode 100644 (file)
index 0000000..0eed1d5
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk-pcie-ep.dts
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2020 NXP
+ */
+
+/dts-v1/;
+
+#include "imx8dxl-evk.dts"
+
+&pcieb {
+       status = "disabled";
+};
+
+&pcieb_ep {
+       status = "okay";
+};

diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
index 908be4d..9f6789a 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
@@ -384,6 +384,14 @@
        status = "okay";
 };
 
+&pcieb_ep{
+       compatible = "fsl,imx8qxp-pcie-ep";
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pcieb>;
+       ext_osc = <0>;
+       status = "disabled";
+};
+
 &thermal_zones {
        pmic-thermal0 {
                polling-delay-passive = <250>;

diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-ss-hsio.dtsi b/arch/arm64/boot/dts/freescale/imx8dxl-ss-hsio.dtsi
index 17cee8a..0efe8a8 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8dxl-ss-hsio.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-ss-hsio.dtsi
@@ -31,3 +31,9 @@
                         <0 0 0 3 &gic 0 49 4>,
                         <0 0 0 4 &gic 0 50 4>;
 };
+
+&pcieb_ep {
+       compatible = "fsl,imx8qxp-pcie-ep";
+       interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
+       interrupt-names = "dma";
+};