diff options
Diffstat (limited to 'arch/arm/boot/dts/armada-385-clearfog-gtr.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/armada-385-clearfog-gtr.dtsi | 450 |
1 files changed, 450 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/armada-385-clearfog-gtr.dtsi b/arch/arm/boot/dts/armada-385-clearfog-gtr.dtsi new file mode 100644 index 000000000..d1452a04e --- /dev/null +++ b/arch/arm/boot/dts/armada-385-clearfog-gtr.dtsi @@ -0,0 +1,450 @@ +// 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" + +/ { + 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"; + + 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"; + }; +}; |