dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var4.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-rdb.dtb
+dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-tqmls1028a-mbls1028a.dtb
+dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-tqmls1028a-mbls1028a-ind.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-qds.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-rdb.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-tqmls1043a-mbls10xxa.dtb
--- /dev/null
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2019-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Michael Krummsdorf
+ * Author: Matthias Schiffer
+ * Author: Alexander Stein
+ */
+
+/dts-v1/;
+
+#include "fsl-ls1028a-tqmls1028a-mbls1028a.dtsi"
+
+/ {
+ model = "MBLS1028A-IND starterkit";
+ compatible = "tq,ls1028a-tqmls1028a-mbls1028a-ind", "tq,ls1028a-tqmls1028a", "fsl,ls1028a";
+};
+
+&i2c5 {
+ gpio_exp_3v3: gpio@71 {
+ compatible = "nxp,pca9538";
+ reg = <0x71>;
+ #gpio-cells = <2>;
+ gpio-controller;
+
+ clk-intn-hog {
+ gpio-hog;
+ gpios = <0 GPIO_ACTIVE_HIGH>;
+ input;
+ line-name = "CLK_INT#";
+ };
+
+ mpcie-waken-hog {
+ gpio-hog;
+ gpios = <2 GPIO_ACTIVE_HIGH>;
+ input;
+ line-name = "MPCIE_WAKE#";
+ };
+
+ mpcie-disn-hog {
+ gpio-hog;
+ gpios = <3 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "MPCIE_DIS#";
+ };
+
+ mpcie-rstn-hog {
+ gpio-hog;
+ gpios = <4 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "MPCIE_RST#";
+ };
+
+ sata-perstn-hog {
+ gpio-hog;
+ gpios = <6 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "SATA_PERST#";
+ };
+
+ dcdc-reset-hog {
+ gpio-hog;
+ gpios = <7 GPIO_ACTIVE_HIGH>;
+ output-low;
+ line-name = "DCDC_RESET";
+ };
+ };
+};
--- /dev/null
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2019-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Michael Krummsdorf
+ * Author: Matthias Schiffer
+ * Author: Alexander Stein
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+#include "fsl-ls1028a-tqmls1028a-mbls1028a.dtsi"
+
+/ {
+ model = "MBLS1028A starterkit";
+ compatible = "tq,ls1028a-tqmls1028a-mbls1028a", "tq,ls1028a-tqmls1028a", "fsl,ls1028a";
+
+ gpio-beeper {
+ compatible = "gpio-beeper";
+ gpios = <&gpio_exp_3v3 15 GPIO_ACTIVE_HIGH>;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ autorepeat;
+
+ button-0 {
+ label = "S4";
+ linux,code = <BTN_0>;
+ gpios = <&gpio_exp_3v3 11 GPIO_ACTIVE_LOW>;
+ };
+
+ button-1 {
+ label = "S5";
+ linux,code = <BTN_1>;
+ gpios = <&gpio_exp_3v3 12 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+
+ led-1 {
+ color = <LED_COLOR_ID_GREEN>;
+ function = LED_FUNCTION_STATUS;
+ function-enumerator = <1>;
+ gpios = <&gpio_exp_3v3 14 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "default-on";
+ };
+
+ led-2 {
+ color = <LED_COLOR_ID_GREEN>;
+ function = LED_FUNCTION_HEARTBEAT;
+ gpios = <&gpio_exp_3v3 13 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+};
+
+&gpio_exp_1v8 {
+ dcdc-reset-hog {
+ gpio-hog;
+ gpios = <6 GPIO_ACTIVE_HIGH>;
+ line-name = "DCDC_RESET";
+ output-low;
+ };
+};
+
+&i2c5 {
+ gpio_exp_3v3: gpio@25 {
+ compatible = "nxp,pca9555";
+ reg = <0x25>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ #interrupt-cells = <2>;
+ interrupt-controller;
+ interrupt-parent = <&gpio1>;
+ interrupts = <30 IRQ_TYPE_LEVEL_LOW>;
+ vcc-supply = <®_3p3v>;
+
+ clk-intn-hog {
+ gpio-hog;
+ gpios = <0 GPIO_ACTIVE_HIGH>;
+ input;
+ line-name = "CLK_INT#";
+ };
+
+ mpcie-waken-hog {
+ gpio-hog;
+ gpios = <2 GPIO_ACTIVE_HIGH>;
+ input;
+ line-name = "MPCIE_WAKE#";
+ };
+
+ mpcie-disn-hog {
+ gpio-hog;
+ gpios = <3 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "MPCIE_DIS#";
+ };
+
+ mpcie-rstn-hog {
+ gpio-hog;
+ gpios = <4 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "MPCIE_RST#";
+ };
+
+ sata-perstn-hog {
+ gpio-hog;
+ gpios = <6 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "SATA_PERST#";
+ };
+ };
+};
--- /dev/null
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2019-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Michael Krummsdorf
+ * Author: Matthias Schiffer
+ * Author: Alexander Stein
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/net/ti-dp83867.h>
+#include "fsl-ls1028a-tqmls1028a.dtsi"
+
+/ {
+ aliases {
+ crypto = &crypto;
+ gpio0 = &gpio1;
+ gpio1 = &gpio2;
+ gpio2 = &gpio3;
+ mmc0 = &esdhc; /* SD-Card */
+ mmc1 = &esdhc1; /* eMMC */
+ serial0 = &duart0;
+ serial1 = &duart1;
+ };
+
+ chosen {
+ stdout-path = &duart0;
+ };
+
+ reg_1p8v: regulator-1p8v {
+ compatible = "regulator-fixed";
+ regulator-name = "V_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ reg_3p3v: regulator-3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "V_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ /* global autoconfigured region for contiguous allocations */
+ linux,cma {
+ compatible = "shared-dma-pool";
+ reusable;
+ /* 256 MiB */
+ size = <0 0x10000000>;
+ linux,cma-default;
+ };
+ };
+};
+
+&can0 {
+ status = "okay";
+};
+
+&can1 {
+ status = "okay";
+};
+
+&dspi2 {
+ bus-num = <2>;
+ status = "okay";
+};
+
+&duart0 {
+ status = "okay";
+};
+
+&duart1 {
+ status = "okay";
+};
+
+&esdhc {
+ cd-gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
+ disable-wp;
+ no-mmc;
+ no-sdio;
+ no-1-8-v;
+ bus-width = <4>;
+ status = "okay";
+};
+
+/* When switched to baseboard-internal i2c bus,
+ * IIC5 has access to the following devices.
+ */
+&i2c4 {
+ /* TUSB8041 only supports 100 KHz, but it is not connected */
+ clock-frequency = <400000>;
+ status = "okay";
+
+ /* SI5338 - set up in U-Boot */
+ /* clockgen@70 */
+};
+
+&i2c5 {
+ clock-frequency = <400000>;
+ status = "okay";
+
+ gpio_exp_1v8: gpio@70 {
+ compatible = "nxp,pca9538";
+ reg = <0x70>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ #interrupt-cells = <2>;
+ interrupt-controller;
+ interrupt-parent = <&gpio1>;
+ interrupts = <30 IRQ_TYPE_LEVEL_LOW>;
+ vcc-supply = <®_1p8v>;
+
+ ec1-intn-hog {
+ gpio-hog;
+ gpios = <0 0>;
+ input;
+ line-name = "EC1_INT#";
+ };
+
+ sgmii-intn-hog {
+ gpio-hog;
+ gpios = <2 0>;
+ input;
+ line-name = "SGMII_INT#";
+ };
+
+ qsgmii-intn-hog {
+ gpio-hog;
+ gpios = <4 0>;
+ input;
+ line-name = "QSGMII_INT#";
+ };
+
+ qsgmii-rstn-hog {
+ gpio-hog;
+ gpios = <5 0>;
+ output-high;
+ line-name = "QSGMII_RESET#";
+ };
+ };
+};
+
+&enetc_mdio_pf3 {
+ mdio0_rgmii_phy00: ethernet-phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0x00>;
+ reset-gpios = <&gpio_exp_1v8 1 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <1>;
+ reset-deassert-us = <200>;
+ interrupt-parent = <&gpio_exp_1v8>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_50_NS>;
+ ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
+ ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
+ ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
+ };
+
+ mdio0_sgmii_phy03: ethernet-phy@3 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0x03>;
+ reset-gpios = <&gpio_exp_1v8 3 GPIO_ACTIVE_LOW>;
+ /*
+ * Long reset to work around PHY incorrect strap pin sampling
+ * due to external capacitors for SGMII
+ */
+ reset-assert-us = <2500>;
+ reset-deassert-us = <200>;
+ interrupt-parent = <&gpio_exp_1v8>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
+ ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
+ ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
+ };
+
+ qsgmii_phy1: ethernet-phy@1c {
+ reg = <0x1c>;
+ };
+
+ qsgmii_phy2: ethernet-phy@1d {
+ reg = <0x1d>;
+ };
+
+ qsgmii_phy3: ethernet-phy@1e {
+ reg = <0x1e>;
+ };
+
+ qsgmii_phy4: ethernet-phy@1f {
+ reg = <0x1f>;
+ };
+};
+
+&enetc_port0 {
+ phy-handle = <&mdio0_sgmii_phy03>;
+ phy-mode = "sgmii";
+ managed = "in-band-status";
+ status = "okay";
+};
+
+&enetc_port1 {
+ phy-handle = <&mdio0_rgmii_phy00>;
+ phy-mode = "rgmii-id";
+ status = "okay";
+};
+
+&enetc_port2 {
+ status = "okay";
+};
+
+&mscc_felix {
+ status = "okay";
+};
+
+/* l2switch ports */
+&mscc_felix_port0 {
+ phy-handle = <&qsgmii_phy1>;
+ phy-mode = "qsgmii";
+ status = "okay";
+};
+
+&mscc_felix_port1 {
+ phy-handle = <&qsgmii_phy2>;
+ phy-mode = "qsgmii";
+ status = "okay";
+};
+
+&mscc_felix_port2 {
+ phy-handle = <&qsgmii_phy3>;
+ phy-mode = "qsgmii";
+ status = "okay";
+};
+
+&mscc_felix_port3 {
+ phy-handle = <&qsgmii_phy4>;
+ phy-mode = "qsgmii";
+ status = "okay";
+};
+
+&mscc_felix_port4 {
+ ethernet = <&enetc_port2>;
+ status = "okay";
+};
+
+&pcie2 {
+ status = "okay";
+};
+
+&sata {
+ status = "okay";
+};
+
+&usb0 {
+ /* dual role is implemented, but not a full featured OTG */
+ hnp-disable;
+ srp-disable;
+ adp-disable;
+ dr_mode = "otg";
+ status = "okay";
+};
+
+&usb1 {
+ dr_mode = "host";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ hub_2_0: hub@1 {
+ compatible = "usb451,8142";
+ reg = <1>;
+ peer-hub = <&hub_3_0>;
+ reset-gpios = <&gpio_exp_3v3 1 GPIO_ACTIVE_LOW>;
+ vdd-supply = <®_3p3v>;
+ };
+
+ hub_3_0: hub@2 {
+ compatible = "usb451,8140";
+ reg = <2>;
+ peer-hub = <&hub_2_0>;
+ reset-gpios = <&gpio_exp_3v3 1 GPIO_ACTIVE_LOW>;
+ vdd-supply = <®_3p3v>;
+ };
+};
--- /dev/null
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2019-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Michael Krummsdorf
+ * Author: Matthias Schiffer
+ * Author: Alexander Stein
+ */
+
+#include "fsl-ls1028a.dtsi"
+
+/ {
+ compatible = "tq,ls1028a-tqmls1028a", "fsl,ls1028a";
+
+ reg_1p8v_som: regulator-1p8v-som {
+ compatible = "regulator-fixed";
+ regulator-name = "1P8V_SOM";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
+ reg_3p3v_som: regulator-3p3v-som {
+ compatible = "regulator-fixed";
+ regulator-name = "3P3V_SOM";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ thermal-zones {
+ /*
+ * TQMLS1028A uses an external temperature sensor
+ * instead of TMU
+ */
+ /delete-node/ ddr-controller;
+
+ cluster-thermal {
+ thermal-sensors = <&sa56004_4c 1>;
+ };
+ };
+};
+
+&esdhc1 {
+ no-sdio;
+ no-sd;
+ non-removable;
+ mmc-hs200-1_8v;
+ mmc-hs400-1_8v;
+ mmc-ddr-1_8v;
+ bus-width = <8>;
+ vmmc-supply = <®_3p3v_som>;
+ vqmmc-supply = <®_1p8v_som>;
+ status = "okay";
+};
+
+&fspi {
+ status = "okay";
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <100000000>;
+ spi-tx-bus-width = <4>;
+ spi-rx-bus-width = <4>;
+ vcc-supply = <®_1p8v_som>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+ };
+};
+
+&i2c0 {
+ clock-frequency = <400000>;
+ status = "okay";
+
+ js42_18: temperature-sensor@18 {
+ compatible = "nxp,se97b", "jedec,jc-42.4-temp";
+ reg = <0x18>;
+ };
+
+ sa56004_4c: temperature-sensor@4c {
+ compatible = "nxp,sa56004";
+ reg = <0x4c>;
+ #thermal-sensor-cells = <1>;
+ vcc-supply = <®_3p3v_som>;
+ };
+
+ se97_50: eeprom@50 {
+ compatible = "nxp,se97b", "atmel,24c02";
+ read-only;
+ reg = <0x50>;
+ pagesize = <16>;
+ vcc-supply = <®_3p3v_som>;
+ };
+
+ rtc1: rtc@51 {
+ compatible = "nxp,pcf85063a";
+ reg = <0x51>;
+ quartz-load-femtofarads = <12500>;
+ };
+
+ m24c256_57: eeprom@57 {
+ compatible = "atmel,24c256";
+ reg = <0x57>;
+ pagesize = <32>;
+ vcc-supply = <®_3p3v_som>;
+ };
+};
+
+/*
+ * We use a separate sensor IC to measure core temperature. Disable the TMU
+ * as its driver can cause log spam outside of its measurement range (0-125C).
+ *
+ * Will have to be reevaluated if this DTS is ported to a mainline kernel,
+ * as both sensors of the TMU are referenced by the default LS1028A
+ * thermal-zones definitions there.
+ */
+&tmu {
+ status = "disabled";
+};
projects / thirdparty / kernel / linux.git / commitdiff
