| // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT) |
| /* |
| * USB armory MkI device tree file |
| * https://inversepath.com/usbarmory |
| * |
| * Copyright (C) 2015, Inverse Path |
| * Andrej Rosano <andrej@inversepath.com> |
| */ |
| |
| /dts-v1/; |
| #include "imx53.dtsi" |
| |
| / { |
| model = "Inverse Path USB armory"; |
| compatible = "inversepath,imx53-usbarmory", "fsl,imx53"; |
| }; |
| |
| / { |
| chosen { |
| stdout-path = &uart1; |
| }; |
| |
| memory@70000000 { |
| device_type = "memory"; |
| reg = <0x70000000 0x20000000>; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_led>; |
| |
| led-user { |
| label = "LED"; |
| gpios = <&gpio4 27 GPIO_ACTIVE_LOW>; |
| linux,default-trigger = "heartbeat"; |
| }; |
| }; |
| }; |
| |
| /* |
| * Not every i.MX53 P/N supports clock > 800MHz. |
| * As USB armory does not mount a specific P/N set a safe clock upper limit. |
| */ |
| &cpu0 { |
| operating-points = < |
| /* kHz */ |
| 166666 850000 |
| 400000 900000 |
| 800000 1050000 |
| >; |
| }; |
| |
| &esdhc1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_esdhc1>; |
| status = "okay"; |
| }; |
| |
| &iomuxc { |
| pinctrl_esdhc1: esdhc1grp { |
| fsl,pins = < |
| MX53_PAD_SD1_DATA0__ESDHC1_DAT0 0x1d5 |
| MX53_PAD_SD1_DATA1__ESDHC1_DAT1 0x1d5 |
| MX53_PAD_SD1_DATA2__ESDHC1_DAT2 0x1d5 |
| MX53_PAD_SD1_DATA3__ESDHC1_DAT3 0x1d5 |
| MX53_PAD_SD1_CMD__ESDHC1_CMD 0x1d5 |
| MX53_PAD_SD1_CLK__ESDHC1_CLK 0x1d5 |
| >; |
| }; |
| |
| pinctrl_i2c1_pmic: i2c1grp { |
| fsl,pins = < |
| MX53_PAD_EIM_D21__I2C1_SCL 0x80 |
| MX53_PAD_EIM_D28__I2C1_SDA 0x80 |
| >; |
| }; |
| |
| pinctrl_led: ledgrp { |
| fsl,pins = < |
| MX53_PAD_DISP0_DAT6__GPIO4_27 0x1e4 |
| >; |
| }; |
| |
| /* |
| * UART mode pin header configuration |
| * 3 - GPIO5[26], pull-down 100K |
| * 4 - GPIO5[27], pull-down 100K |
| * 5 - TX, pull-up 100K |
| * 6 - RX, pull-up 100K |
| * 7 - GPIO5[30], pull-down 100K |
| */ |
| pinctrl_uart1: uart1grp { |
| fsl,pins = < |
| MX53_PAD_CSI0_DAT8__GPIO5_26 0xc0 |
| MX53_PAD_CSI0_DAT9__GPIO5_27 0xc0 |
| MX53_PAD_CSI0_DAT10__UART1_TXD_MUX 0x1e4 |
| MX53_PAD_CSI0_DAT11__UART1_RXD_MUX 0x1e4 |
| MX53_PAD_CSI0_DAT12__GPIO5_30 0xc0 |
| >; |
| }; |
| }; |
| |
| &i2c1 { |
| pinctrl-0 = <&pinctrl_i2c1_pmic>; |
| status = "okay"; |
| |
| ltc3589: pmic@34 { |
| compatible = "lltc,ltc3589-2"; |
| reg = <0x34>; |
| |
| regulators { |
| sw1_reg: sw1 { |
| regulator-min-microvolt = <591930>; |
| regulator-max-microvolt = <1224671>; |
| lltc,fb-voltage-divider = <100000 158000>; |
| regulator-ramp-delay = <7000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| sw2_reg: sw2 { |
| regulator-min-microvolt = <704123>; |
| regulator-max-microvolt = <1456803>; |
| lltc,fb-voltage-divider = <180000 191000>; |
| regulator-ramp-delay = <7000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| sw3_reg: sw3 { |
| regulator-min-microvolt = <1341250>; |
| regulator-max-microvolt = <2775000>; |
| lltc,fb-voltage-divider = <270000 100000>; |
| regulator-ramp-delay = <7000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| bb_out_reg: bb-out { |
| regulator-min-microvolt = <3387341>; |
| regulator-max-microvolt = <3387341>; |
| lltc,fb-voltage-divider = <511000 158000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo1_reg: ldo1 { |
| regulator-min-microvolt = <1306329>; |
| regulator-max-microvolt = <1306329>; |
| lltc,fb-voltage-divider = <100000 158000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo2_reg: ldo2 { |
| regulator-min-microvolt = <704123>; |
| regulator-max-microvolt = <1456806>; |
| lltc,fb-voltage-divider = <180000 191000>; |
| regulator-ramp-delay = <7000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| |
| ldo3_reg: ldo3 { |
| regulator-min-microvolt = <2800000>; |
| regulator-max-microvolt = <2800000>; |
| regulator-boot-on; |
| }; |
| |
| ldo4_reg: ldo4 { |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3200000>; |
| }; |
| }; |
| }; |
| }; |
| |
| &uart1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_uart1>; |
| status = "okay"; |
| }; |
| |
| &usbotg { |
| dr_mode = "peripheral"; |
| status = "okay"; |
| }; |
