arm64: dts: ls1012a: add DTS for TQMLS1012al module with MBLS1012AL board

Add initial support for TQMLS1012AL module mounted on MBLS1012AL.
It supports UART1 for console, PCIe, I2C, USB, µSD card (default), SATA
and QSPI.
There is an alternative ordering option which provides an eMMC instead of
an SD card. This uses a different DT instead.
Due missing Packet Forwarding Engine (PFE) driver support, there is no
support for Ethernet so far.

Signed-off-by: Max Merchel <Max.Merchel@tq-group.com>
Signed-off-by: Matthias Schiffer <matthias.schiffer@tq-group.com>
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

4 files changed, 472 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index d00858cb1407..2be724579632 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -5,6 +5,8 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-frwy.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-oxalis.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-qds.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-rdb.dtb
+dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-tqmls1012al-mbls1012al.dtb
+dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-tqmls1012al-mbls1012al-emmc.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-kbox-a-230-ls.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var1.dtb
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al-mbls1012al-emmc.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al-mbls1012al-emmc.dts
new file mode 100644
index 000000000000..07026b067320
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al-mbls1012al-emmc.dts
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright (c) 2018-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Matthias Schiffer
+ * Author: Max Merchel
+ */
+
+#include "fsl-ls1012a-tqmls1012al-mbls1012al.dts"
+
+&esdhc0 {
+	vqmmc-supply = <&reg_1v8>;
+	/delete-property/ no-mmc;
+	/delete-property/ sd-uhs-sdr12;
+	/delete-property/ sd-uhs-sdr25;
+	/delete-property/ sd-uhs-sdr50;
+	/delete-property/ sd-uhs-sdr104;
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
+	no-sd;
+	voltage-ranges = <1800 1800>;
+	non-removable;
+};
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al-mbls1012al.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al-mbls1012al.dts
new file mode 100644
index 000000000000..e46cc1a07f0c
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al-mbls1012al.dts
@@ -0,0 +1,366 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright (c) 2018-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Matthias Schiffer
+ * Author: Max Merchel
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/net/ti-dp83867.h>
+#include "fsl-ls1012a-tqmls1012al.dtsi"
+
+/ {
+	model = "TQ-Systems TQMLS1012AL on MBLS1012AL";
+	compatible = "tq,ls1012a-tqmls1012al-mbls1012al", "tq,ls1012a-tqmls1012al", "fsl,ls1012a";
+	chassis-type = "embedded";
+
+	aliases {
+		/* use MAC from U-Boot environment */
+		/* TODO: PFE */
+		ethernet2 = &swport0;
+		ethernet3 = &swport1;
+		ethernet4 = &swport2;
+		ethernet5 = &swport3;
+		serial0 = &duart0;
+		spi0 = &qspi;
+	};
+
+	chosen {
+		stdout-path = &duart0;
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		autorepeat;
+
+		switch-1 {
+			label = "S2";
+			linux,code = <BTN_0>;
+			gpios = <&gpio_exp_3p3v 13 GPIO_ACTIVE_LOW>;
+		};
+
+		switch-2 {
+			label = "X15";
+			linux,code = <BTN_1>;
+			gpios = <&gpio_exp_1p8v 5 GPIO_ACTIVE_LOW>;
+		};
+
+		switch-3 {
+			label = "X16";
+			linux,code = <BTN_2>;
+			gpios = <&gpio_exp_1p8v 4 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		led-0 {
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_HEARTBEAT;
+			gpios = <&gpio_exp_3p3v 14 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "heartbeat";
+		};
+
+		led-1 {
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_STATUS;
+			gpios = <&gpio_exp_3p3v 15 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "default-on";
+		};
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		/* global autoconfigured region for contiguous allocations */
+		linux,cma {
+			compatible = "shared-dma-pool";
+			reusable;
+			/* 64 MiB */
+			size = <0 0x04000000>;
+			/*  512 - 128 MiB, our minimum RAM config will be 512 MiB */
+			alloc-ranges = <0 0x80000000 0 0x98000000>;
+			linux,cma-default;
+		};
+	};
+
+	reg_1v5: regulator-1v5 {
+		compatible = "regulator-fixed";
+		regulator-name = "V_1V5";
+		regulator-min-microvolt = <1500000>;
+		regulator-max-microvolt = <1500000>;
+		regulator-always-on;
+	};
+
+	reg_1p5v_pcie: regulator-1p5v-pcie {
+		compatible = "regulator-fixed";
+		regulator-name = "V_1V5_PCIE";
+		regulator-min-microvolt = <1500000>;
+		regulator-max-microvolt = <1500000>;
+		regulator-always-on;
+		regulator-boot-on;
+		gpio = <&gpio_exp_1p8v 7 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		vin-supply = <&reg_1v5>;
+	};
+
+	reg_1p5v_wlan: regulator-1p5v-wlan {
+		compatible = "regulator-fixed";
+		regulator-name = "V_1V5_WLAN";
+		regulator-min-microvolt = <1500000>;
+		regulator-max-microvolt = <1500000>;
+		regulator-always-on;
+		regulator-boot-on;
+		gpio = <&gpio_exp_1p8v 6 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		vin-supply = <&reg_1v5>;
+	};
+
+	reg_1v8: regulator-1p8v {
+		compatible = "regulator-fixed";
+		regulator-name = "V_1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+	};
+
+	reg_3v3: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "3P3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
+
+	reg_3v3_pcie: regulator-3v3-pcie {
+		compatible = "regulator-fixed";
+		regulator-name = "V_3V3_PCIE";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+		gpio = <&gpio_exp_3p3v 3 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		vin-supply = <&reg_3v3>;
+	};
+
+	reg_3v3_wlan: regulator-3v3-wlan {
+		compatible = "regulator-fixed";
+		regulator-name = "V_3V3_WLAN";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+		gpio = <&gpio_exp_3p3v 1 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		vin-supply = <&reg_3v3>;
+	};
+};
+
+&duart0 {
+	status = "okay";
+};
+
+&esdhc0 {
+	vmmc-supply = <&reg_3v3>;
+	no-mmc;
+	no-sdio;
+	disable-wp;
+	sd-uhs-sdr12;
+	sd-uhs-sdr25;
+	sd-uhs-sdr50;
+	sd-uhs-sdr104;
+	status = "okay";
+};
+
+&i2c0 {
+	gpio_exp_3p3v: gpio@20 {
+		compatible = "nxp,pca9555";
+		reg = <0x20>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		vcc-supply = <&reg_3v3>;
+		interrupt-parent = <&gpio0>;
+		interrupts = <24 IRQ_TYPE_EDGE_FALLING>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		gpio-line-names = "", "", "GPIO_3V3_3", "",
+				  "", "", "", "",
+				  "", "GPIO_3V3_1", "GPIO_3V3_2", "",
+				  "", "", "", "";
+
+		wlan-disable-hog {
+			gpio-hog;
+			gpios = <0 GPIO_ACTIVE_HIGH>;
+			output-high;
+			line-name = "WLAN_DISABLE#";
+		};
+
+		pcie-rst-hog {
+			gpio-hog;
+			gpios = <4 GPIO_ACTIVE_HIGH>;
+			output-high;
+			line-name = "PCIE_RST#";
+		};
+
+		wlan-rst-hog {
+			gpio-hog;
+			gpios = <5 GPIO_ACTIVE_HIGH>;
+			output-high;
+			line-name = "WLAN_RST#";
+		};
+
+		pcie-dis-hog {
+			gpio-hog;
+			gpios = <11 GPIO_ACTIVE_HIGH>;
+			output-high;
+			line-name = "PCIE_DIS#";
+		};
+
+		pcie-wake-hog {
+			gpio-hog;
+			gpios = <12 GPIO_ACTIVE_HIGH>;
+			input;
+			line-name = "PCIE_WAKE#";
+		};
+	};
+
+	lm75_48: temperature-sensor@48 {
+		compatible = "national,lm75a";
+		reg = <0x48>;
+		vs-supply = <&reg_3v3>;
+	};
+
+	switch@5f {
+		compatible = "microchip,ksz9897";
+		reg = <0x5f>;
+		reset-gpios = <&gpio_exp_3p3v 7 GPIO_ACTIVE_LOW>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			swport0: port@0 {
+				reg = <0>;
+				label = "swp0";
+				phy-mode = "internal";
+			};
+
+			swport1: port@1 {
+				reg = <1>;
+				label = "swp1";
+				phy-mode = "internal";
+			};
+
+			swport2: port@2 {
+				reg = <2>;
+				label = "swp2";
+				phy-mode = "internal";
+			};
+
+			swport3: port@3 {
+				reg = <3>;
+				label = "swp3";
+				phy-mode = "internal";
+			};
+
+			port@6 {
+				reg = <6>;
+				label = "cpu";
+				/* TODO: PFE */
+				phy-mode = "rgmii-id";
+				rx-internal-delay-ps = <1500>;
+				tx-internal-delay-ps = <1500>;
+
+				fixed-link {
+					speed = <1000>;
+					full-duplex;
+				};
+			};
+		};
+	};
+
+	gpio_exp_1p8v: gpio@70 {
+		compatible = "nxp,pca9538";
+		reg = <0x70>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		vcc-supply = <&reg_1v8>;
+		interrupt-parent = <&gpio0>;
+		interrupts = <27 IRQ_TYPE_EDGE_FALLING>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		gpio-line-names = "PCIE_CLK_PD#", "PMIC_INT#", "ETH_SW_INT#", "",
+				  "", "", "", "",
+				  "", "GPIO_3V3_1", "GPIO_3V3_2", "",
+				  "", "", "", "";
+
+		/* do not change PCIE_CLK_PD */
+		pcie-clk-pd-hog {
+			gpio-hog;
+			gpios = <0 GPIO_ACTIVE_HIGH>;
+			output-high;
+			line-name = "PCIE_CLK_PD#";
+		};
+
+		pmic-int-hog {
+			gpio-hog;
+			gpios = <1 GPIO_ACTIVE_HIGH>;
+			input;
+			line-name = "PMIC_INT#";
+		};
+
+		eth-sw-int-hog {
+			gpio-hog;
+			gpios = <2 GPIO_ACTIVE_HIGH>;
+			input;
+			line-name = "ETH_SW_INT#";
+		};
+
+		eth-link-pwrdwn-hog {
+			gpio-hog;
+			gpios = <3 GPIO_ACTIVE_HIGH>;
+			input;
+			line-name = "ETH_LINK_PWRDWN#";
+		};
+	};
+};
+
+&pcie1 {
+	status = "okay";
+};
+
+/* TODO: PFE */
+
+&sata {
+	status = "okay";
+};
+
+&usb0 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	hub_2_0: hub@1 {
+		compatible = "usb451,8142";
+		reg = <1>;
+		peer-hub = <&hub_3_0>;
+		reset-gpios = <&gpio_exp_3p3v 6 GPIO_ACTIVE_LOW>;
+		vdd-supply = <&reg_vcc_3v3>;
+	};
+
+	hub_3_0: hub@2 {
+		compatible = "usb451,8140";
+		reg = <2>;
+		peer-hub = <&hub_2_0>;
+		reset-gpios = <&gpio_exp_3p3v 6 GPIO_ACTIVE_LOW>;
+		vdd-supply = <&reg_vcc_3v3>;
+	};
+};
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al.dtsi
new file mode 100644
index 000000000000..7c5a3dee91b9
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-tqmls1012al.dtsi
@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright (c) 2018-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Matthias Schiffer
+ * Author: Max Merchel
+ */
+
+#include "fsl-ls1012a.dtsi"
+
+/ {
+	compatible = "tq,ls1012a-tqmls1012al", "fsl,ls1012a";
+
+	memory@80000000 {
+		device_type = "memory";
+		/*  our minimum RAM config will be 512 MiB */
+		reg = <0x00000000 0x80000000 0 0x20000000>;
+	};
+
+	reg_vcc_1v8: regulator-1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "VCC_1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+	};
+
+	reg_vcc_3v3: regulator-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VCC_3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+};
+
+&i2c0 {
+	status = "okay";
+
+	jc42_19: temperature-sensor@19 {
+		compatible = "nxp,se97b", "jedec,jc-42.4-temp";
+		reg = <0x19>;
+	};
+
+	m24c64_50: eeprom@50 {
+		compatible = "atmel,24c64";
+		reg = <0x50>;
+		pagesize = <32>;
+		vcc-supply = <&reg_vcc_3v3>;
+	};
+
+	m24c02_51: eeprom@51 {
+		compatible = "nxp,se97b", "atmel,24c02";
+		reg = <0x51>;
+		pagesize = <16>;
+		read-only;
+		vcc-supply = <&reg_vcc_3v3>;
+	};
+
+	rtc1: rtc@68 {
+		compatible = "dallas,ds1339";
+		reg = <0x68>;
+	};
+};
+
+&qspi {
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <39000000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <1>;
+		vcc-supply = <&reg_vcc_1v8>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+		};
+	};
+};