From: Timo Jutila <zutija@gmail.com>
Date: Sun, 14 Jun 2026 11:12:05 +0000 (+0300)
Subject: qualcommax: ipq807x: Add PCIe support for TP-Link Deco X80-5G
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F23801%2Fhead;p=thirdparty%2Fopenwrt.git

qualcommax: ipq807x: Add PCIe support for TP-Link Deco X80-5G

Make 5G modem available over PCIe.

Modify dts to enable PCIe.
Adapted based on ipq8072-linkhub-hh500v.dts

Add MHI modules to default X80-5g image

Signed-off-by: Timo Jutila <zutija@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/23801
Signed-off-by: Robert Marko <robimarko@gmail.com>
---

diff --git a/target/linux/qualcommax/dts/ipq8074-deco-x80-5g.dts b/target/linux/qualcommax/dts/ipq8074-deco-x80-5g.dts
index 8a6f4744248..2f14b554ccb 100644
--- a/target/linux/qualcommax/dts/ipq8074-deco-x80-5g.dts
+++ b/target/linux/qualcommax/dts/ipq8074-deco-x80-5g.dts
@@ -48,6 +48,12 @@ to suit the TP-Link Deco X80-5G target */
 			gpio-export,output = <0>;
 			gpios = <&tlmm 56 GPIO_ACTIVE_HIGH>; /* select external sma antennas for wwan output */
 		};
+
+		modem-power { /* sdx_pon_gpio for pcie */
+			gpio-export,name = "modem_power";
+			gpio-export,output = <1>;
+			gpios = <&tlmm 30 GPIO_ACTIVE_HIGH>;
+		};
 	};
 
 	gpio_keys {
@@ -315,11 +321,27 @@ to suit the TP-Link Deco X80-5G target */
 		bias-disable;
 	};
 
-	modem_pins: modem-state {
-		pins = "gpio29", "gpio55";
-		function = "gpio";
-		drive-strength = <2>;
-		bias-disable;
+	modem_pins: modem-pins {
+		modem_power_on {
+			bias-pull-up;
+			drive-strength = <8>;
+			output-high;
+			pins = "gpio30";
+			function = "gpio";
+		};
+
+		modem_reset {
+			drive-strength = <8>;
+			output-high;
+			pins = "gpio29";
+		};
+
+		w_disable {
+			pins = "gpio55";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-disable;
+		};
 	};
 
 	led_pins: led-state {
@@ -344,6 +366,13 @@ to suit the TP-Link Deco X80-5G target */
 			bias-pull-up;
 		};
 	};
+
+	pcie0_default_state: pcie0_wake_gpio {
+		bias-pull-up;
+		drive-strength = <8>;
+		function = "pcie0_wake";
+		pins = "gpio59";
+	};
 };
 
 &blsp1_uart5 {
@@ -456,3 +485,20 @@ to suit the TP-Link Deco X80-5G target */
 	status = "okay";
 	qcom,ath11k-calibration-variant = "tplink_deco-x80-5g";
 };
+
+&pcie_qmp0 {
+	status = "okay";
+};
+
+&pcie0 {
+	status = "okay";
+	pinctrl-0 = <&pcie0_default_state>;
+	pinctrl-names = "default";
+	perst-gpio = <&tlmm 58 GPIO_ACTIVE_LOW>;
+
+	pcie@0 {
+		modem@0,0 {
+			reg = <0x00 0x00 0x00 0x00 0x00>;
+		};
+	};
+};
diff --git a/target/linux/qualcommax/image/ipq807x.mk b/target/linux/qualcommax/image/ipq807x.mk
index d1f42dd6178..2bd3dab6343 100644
--- a/target/linux/qualcommax/image/ipq807x.mk
+++ b/target/linux/qualcommax/image/ipq807x.mk
@@ -472,7 +472,8 @@ define Device/tplink_deco-x80-5g
 	DEVICE_DTS_CONFIG := config@hk01.c5
 	SOC := ipq8074
 	DEVICE_PACKAGES := kmod-hwmon-gpiofan ipq-wifi-tplink_deco-x80-5g \
-	 	 kmod-usb-serial-option kmod-usb-net-qmi-wwan
+		kmod-usb-serial-option kmod-usb-net-qmi-wwan kmod-mhi-pci-generic \
+		kmod-mhi-wwan-ctrl kmod-mhi-wwan-mbim
 endef
 TARGET_DEVICES += tplink_deco-x80-5g