[v14,15/15] arm64: dts: imx95-19x19-evk: Add PCIe1 endpoint function overlay file

Commit Message

Frank Li Feb. 7, 2025, 7:39 p.m. UTC

Add an overlay file to configure PCIe1 to function as an endpoint. Enable
PCIe1 to work as endpoint mode on the imx95-19x19-evk platform.

Signed-off-by: Frank Li <[e-mail]>
---
change from v13 to v14
- new patch
---
 arch/arm64/boot/dts/freescale/Makefile              |  3 +++
 .../dts/freescale/imx95-19x19-evk-pcie1-ep.dtso     | 21 +++++++++++++++++++++
 2 files changed, 24 insertions(+)

Patch

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 839432153cc7a..d892303fa7eab 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -287,6 +287,9 @@  imx8mm-kontron-dl-dtbs			:= imx8mm-kontron-bl.dtb imx8mm-kontron-dl.dtbo
 
 dtb-$(CONFIG_ARCH_MXC) += imx8mm-kontron-dl.dtb
 
+imx95-19x19-evk-pcie1-ep-dtbs += imx95-19x19-evk.dtb imx95-19x19-evk-pcie1-ep.dtbo
+dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk-pcie1-ep.dtb
+
 imx8mm-venice-gw72xx-0x-imx219-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-imx219.dtbo
 imx8mm-venice-gw72xx-0x-rpidsi-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rpidsi.dtbo
 imx8mm-venice-gw72xx-0x-rs232-rts-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs232-rts.dtbo
diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk-pcie1-ep.dtso b/arch/arm64/boot/dts/freescale/imx95-19x19-evk-pcie1-ep.dtso
new file mode 100644
index 0000000000000..696588e768e61
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk-pcie1-ep.dtso
@@ -0,0 +1,21 @@ 
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+
+/dts-v1/;
+/plugin/;
+
+&pcie1 {
+	status = "disabled";
+};
+
+&pcie1_ep {
+	pinctrl-0 = <&pinctrl_pcie0>;
+	pinctrl-names = "default";
+	reset-gpio = <&i2c7_pcal6524 16 GPIO_ACTIVE_LOW>;
+	vpcie-supply = <&reg_slot_pwr>;
+	status = "okay";
+};