@@ -1238,6 +1238,8 @@ dtb-$(CONFIG_MACH_ARMADA_370) += \
dtb-$(CONFIG_MACH_ARMADA_375) += \
armada-375-db.dtb
dtb-$(CONFIG_MACH_ARMADA_38X) += \
+ armada-385-clearfog-gtr-s4.dtb \
+ armada-385-clearfog-gtr-l8.dtb \
armada-385-db-88f6820-amc.dtb \
armada-385-db-ap.dtb \
armada-385-linksys-caiman.dtb \
new file mode 100644
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+#include "armada-385-clearfog-gtr.dtsi"
+
+&mdio {
+ switch0: switch0@4 {
+ compatible = "marvell,mv88e6190";
+ reg = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&cf_gtr_switch_reset_pins>;
+ reset-gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@1 {
+ reg = <1>;
+ label = "lan8";
+ phy-handle = <&switch0phy0>;
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "lan7";
+ phy-handle = <&switch0phy1>;
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "lan6";
+ phy-handle = <&switch0phy2>;
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "lan5";
+ phy-handle = <&switch0phy3>;
+ };
+
+ port@5 {
+ reg = <5>;
+ label = "lan4";
+ phy-handle = <&switch0phy4>;
+ };
+
+ port@6 {
+ reg = <6>;
+ label = "lan3";
+ phy-handle = <&switch0phy5>;
+ };
+
+ port@7 {
+ reg = <7>;
+ label = "lan2";
+ phy-handle = <&switch0phy6>;
+ };
+
+ port@8 {
+ reg = <8>;
+ label = "lan1";
+ phy-handle = <&switch0phy7>;
+ };
+
+ port@10 {
+ reg = <10>;
+ label = "cpu";
+ ethernet = <ð1>;
+ };
+
+ };
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ switch0phy0: switch0phy0@1 {
+ reg = <0x1>;
+ };
+
+ switch0phy1: switch0phy1@2 {
+ reg = <0x2>;
+ };
+
+ switch0phy2: switch0phy2@3 {
+ reg = <0x3>;
+ };
+
+ switch0phy3: switch0phy3@4 {
+ reg = <0x4>;
+ };
+
+ switch0phy4: switch0phy4@5 {
+ reg = <0x5>;
+ };
+
+ switch0phy5: switch0phy5@6 {
+ reg = <0x6>;
+ };
+
+ switch0phy6: switch0phy6@7 {
+ reg = <0x7>;
+ };
+
+ switch0phy7: switch0phy7@8 {
+ reg = <0x8>;
+ };
+ };
+
+ };
+};
new file mode 100644
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+#include "armada-385-clearfog-gtr.dtsi"
+
+&sfp0 {
+ tx-fault-gpio = <&gpio0 24 GPIO_ACTIVE_HIGH>;
+};
+
+&mdio {
+ switch0: switch0@4 {
+ compatible = "marvell,mv88e6085";
+ reg = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&cf_gtr_switch_reset_pins>;
+ reset-gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@1 {
+ reg = <1>;
+ label = "lan2";
+ phy-handle = <&switch0phy0>;
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "lan1";
+ phy-handle = <&switch0phy1>;
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "lan4";
+ phy-handle = <&switch0phy2>;
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "lan3";
+ phy-handle = <&switch0phy3>;
+ };
+
+ port@5 {
+ reg = <5>;
+ label = "cpu";
+ ethernet = <ð1>;
+ };
+
+ };
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ switch0phy0: switch0phy0@11 {
+ reg = <0x11>;
+ };
+
+ switch0phy1: switch0phy1@12 {
+ reg = <0x12>;
+ };
+
+ switch0phy2: switch0phy2@13 {
+ reg = <0x13>;
+ };
+
+ switch0phy3: switch0phy3@14 {
+ reg = <0x14>;
+ };
+ };
+
+ };
+};
new file mode 100644
@@ -0,0 +1,451 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Device Tree file for Clearfog GTR machines rev 1.0 (88F6825)
+ *
+ * Rabeeh Khoury <rabeeh@solid-run.com>, based on Russell King clearfog work
+ */
+
+/*
+ SERDES mapping -
+ 0. SATA1 on CON18, or optionally mini PCIe CON3 - PCIe0
+ 1. 6141 switch (2.5Gbps capable)
+ 2. SATA0 on CON17, or optionally mini PCIe CON4 - PCIe1
+ 3. USB 3.0 Host
+ 4. mini PCIe CON2 - PCIe2
+ 5. SFP connector, or optionally SGMII Ethernet 1512 PHY
+
+ USB 2.0 mapping -
+ 0. USB 2.0 - 0 USB pins header CON12
+ 1. USB 2.0 - 1 mini PCIe CON2
+ 2. USB 2.0 - 2 to USB 3.0 connector (used with SERDES #3)
+
+ Pin mapping -
+ 0,1 - console UART
+ 2,3 - I2C0 - connected to I2C EEPROM, two temperature sensors,
+ front panel and PSE controller
+ 4,5 - MDC/MDIO
+ 6..17 - RGMII
+ 18 - Topaz switch reset (active low)
+ 19 - 1512 phy reset
+ 20 - 1512 phy reset (eth2, optional)
+ 21,28,37,38,39,40 - SD0
+ 22 - USB 3.0 current limiter enable (active high)
+ 24 - SFP TX fault (input active high)
+ 25 - SFP present (input active low)
+ 26,27 - I2C1 - connected to SFP
+ 29 - Fan PWM
+ 30 - CON4 mini PCIe wifi disable
+ 31 - CON3 mini PCIe wifi disable
+ 32 - Fuse programming power toggle (1.8v)
+ 33 - CON4 mini PCIe reset
+ 34 - CON2 mini PCIe wifi disable
+ 35 - CON3 mini PCIe reset
+ 36 - Rear button (GPIO active low)
+ 41 - CON1 front panel connector
+ 42 - Front LED1, or front panel CON1
+ 43 - Micron L-PBGA 24 ball SPI (1Gb) CS, or TPM SPI CS
+ 44 - CON2 mini PCIe reset
+ 45 - TPM PIRQ signal, or front panel CON1
+ 46 - SFP TX disable
+ 47 - Control isolation of boot sensitive SAR signals
+ 48 - PSE reset
+ 49 - PSE OSS signal
+ 50 - PSE interrupt
+ 52 - Front LED2, or front panel
+ 53 - Front button
+ 54 - SFP LOS (input active high)
+ 55 - Fan sense
+ 56(mosi),57(clk),58(miso) - SPI interface - 32Mb SPI, 1Gb SPI and TPM
+ 59 - SPI 32Mb W25Q32BVZPIG CS0 chip select (bootable)
+*/
+
+/dts-v1/;
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
+#include "armada-385.dtsi"
+
+/ {
+ model = "Clearfog GTR";
+ compatible = "marvell,armada385", "marvell,armada380";
+
+ aliases {
+ /* So that mvebu u-boot can update the MAC addresses */
+ ethernet1 = ð0;
+ ethernet2 = ð1;
+ ethernet3 = ð2;
+ i2c0 = &i2c0;
+ i2c1 = &i2c1;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x10000000>; /* 256 MB */
+ };
+
+ reg_3p3v: regulator-3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "3P3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ reg_5p0v: regulator-5p0v {
+ compatible = "regulator-fixed";
+ regulator-name = "5P0V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-always-on;
+ };
+
+ v_usb3_con: regulator-v-usb3-con {
+ compatible = "regulator-fixed";
+ gpio = <&gpio0 22 GPIO_ACTIVE_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&cf_gtr_usb3_con_vbus>;
+ regulator-max-microvolt = <5000000>;
+ regulator-min-microvolt = <5000000>;
+ regulator-name = "v_usb3_con";
+ vin-supply = <®_5p0v>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ soc {
+ ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
+ MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000
+ MBUS_ID(0x09, 0x19) 0 0xf1100000 0x10000
+ MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000
+ MBUS_ID(0x0c, 0x04) 0 0xf1200000 0x100000>;
+
+ internal-regs {
+
+ rtc@a3800 {
+ status = "okay";
+ };
+
+ i2c@11000 { /* ROM, temp sensor and front panel */
+ pinctrl-0 = <&i2c0_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+ };
+
+ i2c@11100 { /* SFP (CON5/CON6) */
+ pinctrl-0 = <&cf_gtr_i2c1_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+ };
+
+ pinctrl@18000 {
+ cf_gtr_switch_reset_pins: cf-gtr-switch-reset-pins {
+ marvell,pins = "mpp18";
+ marvell,function = "gpio";
+ };
+
+ cf_gtr_usb3_con_vbus: cf-gtr-usb3-con-vbus {
+ marvell,pins = "mpp22";
+ marvell,function = "gpio";
+ };
+
+ cf_gtr_fan_pwm: cf-gtr-fan-pwm {
+ marvell,pins = "mpp23";
+ marvell,function = "gpio";
+ };
+
+ cf_gtr_i2c1_pins: i2c1-pins {
+ /* SFP */
+ marvell,pins = "mpp26", "mpp27";
+ marvell,function = "i2c1";
+ };
+
+ cf_gtr_sdhci_pins: cf-gtr-sdhci-pins {
+ marvell,pins = "mpp21", "mpp28",
+ "mpp37", "mpp38",
+ "mpp39", "mpp40";
+ marvell,function = "sd0";
+ };
+
+ cf_gtr_isolation_pins: cf-gtr-isolation-pins {
+ marvell,pins = "mpp47";
+ marvell,function = "gpio";
+ };
+
+ cf_gtr_poe_reset_pins: cf-gtr-poe-reset-pins {
+ marvell,pins = "mpp48";
+ marvell,function = "gpio";
+ };
+
+ cf_gtr_spi1_cs_pins: spi1-cs-pins {
+ marvell,pins = "mpp59";
+ marvell,function = "spi1";
+ };
+
+ cf_gtr_front_button_pins: cf-gtr-front-button-pins {
+ marvell,pins = "mpp53";
+ marvell,function = "gpio";
+ };
+
+ cf_gtr_rear_button_pins: cf-gtr-rear-button-pins {
+ marvell,pins = "mpp36";
+ marvell,function = "gpio";
+ };
+ };
+
+ sdhci@d8000 {
+ bus-width = <4>;
+ no-1-8-v;
+ non-removable;
+ pinctrl-0 = <&cf_gtr_sdhci_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+ vmmc = <®_3p3v>;
+ wp-inverted;
+ };
+
+ usb@58000 {
+ status = "okay";
+ };
+
+ usb3@f0000 {
+ status = "okay";
+ };
+
+ usb3@f8000 {
+ vbus-supply = <&v_usb3_con>;
+ status = "okay";
+ };
+ };
+
+ pcie {
+ status = "okay";
+ /*
+ * The PCIe units are accessible through
+ * the mini-PCIe connectors on the board.
+ */
+ pcie@1,0 {
+ reset-gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
+ status = "okay";
+ };
+
+ pcie@2,0 {
+ reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
+ status = "okay";
+ };
+
+ pcie@3,0 {
+ reset-gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
+ status = "okay";
+ };
+ };
+ };
+
+ sfp0: sfp {
+ compatible = "sff,sfp";
+ i2c-bus = <&i2c1>;
+ los-gpio = <&gpio1 22 GPIO_ACTIVE_HIGH>;
+ mod-def0-gpio = <&gpio0 25 GPIO_ACTIVE_LOW>;
+ tx-disable-gpio = <&gpio1 14 GPIO_ACTIVE_HIGH>;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-0 = <&cf_gtr_rear_button_pins &cf_gtr_front_button_pins>;
+ pinctrl-names = "default";
+
+ button_0 {
+ label = "Rear Button";
+ gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
+ linux,can-disable;
+ linux,code = <BTN_0>;
+ };
+
+ button_1 {
+ label = "Front Button";
+ gpios = <&gpio1 21 GPIO_ACTIVE_LOW>;
+ linux,can-disable;
+ linux,code = <BTN_1>;
+ };
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+
+ led1 {
+ function = LED_FUNCTION_CPU;
+ color = <LED_COLOR_ID_GREEN>;
+ gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>;
+ };
+
+ led2 {
+ function = LED_FUNCTION_HEARTBEAT;
+ color = <LED_COLOR_ID_GREEN>;
+ gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
+ };
+ };
+};
+
+&bm {
+ status = "okay";
+};
+
+&bm_bppi {
+ status = "okay";
+};
+
+ð0 {
+ /* ethernet@70000 */
+ pinctrl-0 = <&ge0_rgmii_pins>;
+ pinctrl-names = "default";
+ phy = <&phy_dedicated>;
+ phy-mode = "rgmii-id";
+ buffer-manager = <&bm>;
+ bm,pool-long = <0>;
+ bm,pool-short = <1>;
+ status = "okay";
+};
+
+ð1 {
+ /* ethernet@30000 */
+ bm,pool-long = <2>;
+ bm,pool-short = <1>;
+ buffer-manager = <&bm>;
+ phys = <&comphy1 1>;
+ phy-mode = "2500base-x";
+ status = "okay";
+
+ fixed-link {
+ speed = <2500>;
+ full-duplex;
+ };
+};
+
+ð2 {
+ /* ethernet@34000 */
+ bm,pool-long = <3>;
+ bm,pool-short = <1>;
+ buffer-manager = <&bm>;
+ managed = "in-band-status";
+ phys = <&comphy5 1>;
+ phy-mode = "sgmii";
+ sfp = <&sfp0>;
+ status = "okay";
+};
+
+&mdio {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mdio_pins>;
+ status = "okay";
+
+ phy_dedicated: ethernet-phy@0 {
+ /*
+ * Annoyingly, the marvell phy driver configures the LED
+ * register, rather than preserving reset-loaded setting.
+ * We undo that rubbish here.
+ */
+ marvell,reg-init = <3 16 0 0x1017>;
+ reg = <0>;
+ };
+};
+
+&uart0 {
+ pinctrl-0 = <&uart0_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&spi1 {
+ /*
+ * CS0: W25Q32 flash
+ */
+ pinctrl-0 = <&spi1_pins &cf_gtr_spi1_cs_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ spi-flash@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "w25q32", "jedec,spi-nor";
+ reg = <0>; /* Chip select 0 */
+ spi-max-frequency = <3000000>;
+ status = "okay";
+ };
+};
+
+&i2c0 {
+ pinctrl-0 = <&i2c0_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ /* U26 temperature sensor placed near SoC */
+ temp1: nct75@4c {
+ compatible = "lm75";
+ reg = <0x4c>;
+ };
+
+ /* U27 temperature sensor placed near RTC battery */
+ temp2: nct75@4d {
+ compatible = "lm75";
+ reg = <0x4d>;
+ };
+
+ /* 2Kb eeprom */
+ eeprom@53 {
+ compatible = "atmel,24c02";
+ reg = <0x53>;
+ };
+};
+
+&ahci0 {
+ status = "okay";
+};
+
+&ahci1 {
+ status = "okay";
+};
+
+&gpio0 {
+ pinctrl-0 = <&cf_gtr_fan_pwm>;
+ pinctrl-names = "default";
+
+ wifi-disable {
+ gpio-hog;
+ gpios = <30 GPIO_ACTIVE_LOW>, <31 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "wifi-disable";
+ };
+};
+
+&gpio1 {
+ pinctrl-0 = <&cf_gtr_isolation_pins &cf_gtr_poe_reset_pins>;
+ pinctrl-names = "default";
+
+ lte-disable {
+ gpio-hog;
+ gpios = <2 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "lte-disable";
+ };
+
+ /*
+ * This signal, when asserted, isolates Armada 38x sample at reset pins
+ * from control of external devices. Should be de-asserted after reset.
+ */
+ sar-isolation {
+ gpio-hog;
+ gpios = <15 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "sar-isolation";
+ };
+
+ poe-reset {
+ gpio-hog;
+ gpios = <16 GPIO_ACTIVE_LOW>;
+ output-low;
+ line-name = "poe-reset";
+ };
+};
SolidRun Clearfog GTR L8 and S4 SBCs are based on Armada 385. They features 8 (L8) or 4 (S4) switched Ethernet ports, 1 1Gb Ethernet port, 1 directly connected SFP port, 1 SFP port behind the switch (not currently described in DT), 3 mini-PCIe slots, eMMC, SPI flash, USB3 port. https://developer.solid-run.com/products/clearfog-gtr-a385/ Signed-off-by: Baruch Siach <baruch@tkos.co.il> --- v2: * Add 'regulator-always-on' to USB regulator Address Andrew Lunn's comments: * Extend the comment on I2C bus SFP target * Rename SFP node label to 'sfp0' * Use common leds function binding * Add a comment on the sample at reset isolator --- arch/arm/boot/dts/Makefile | 2 + .../boot/dts/armada-385-clearfog-gtr-l8.dts | 111 +++++ .../boot/dts/armada-385-clearfog-gtr-s4.dts | 75 +++ .../arm/boot/dts/armada-385-clearfog-gtr.dtsi | 451 ++++++++++++++++++ 4 files changed, 639 insertions(+) create mode 100644 arch/arm/boot/dts/armada-385-clearfog-gtr-l8.dts create mode 100644 arch/arm/boot/dts/armada-385-clearfog-gtr-s4.dts create mode 100644 arch/arm/boot/dts/armada-385-clearfog-gtr.dtsi