0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003 * Digi International's ConnectCore 6UL System-On-Module device tree source
0004 *
0005 * Copyright 2018 Digi International, Inc.
0006 *
0007 */
0008
0009 / {
0010 memory@80000000 {
0011 device_type = "memory";
0012 reg = <0x80000000 0>; /* will be filled by U-Boot */
0013 };
0014
0015 reserved-memory {
0016 #address-cells = <1>;
0017 #size-cells = <1>;
0018 ranges;
0019
0020 linux,cma {
0021 compatible = "shared-dma-pool";
0022 reusable;
0023 size = <0x4000000>;
0024 linux,cma-default;
0025 };
0026 };
0027 };
0028
0029 &adc1 {
0030 vref-supply = <&vdda_adc_3v3>;
0031 };
0032
0033 &gpmi {
0034 pinctrl-names = "default";
0035 pinctrl-0 = <&pinctrl_gpmi_nand>;
0036 status = "okay";
0037 };
0038
0039 &i2c1 {
0040 clock-frequency = <100000>;
0041 pinctrl-names = "default";
0042 pinctrl-0 = <&pinctrl_i2c1>;
0043 status = "okay";
0044
0045 pfuze3000: pmic@8 {
0046 compatible = "fsl,pfuze3000";
0047 reg = <0x08>;
0048
0049 regulators {
0050 int_3v3: sw1a {
0051 regulator-min-microvolt = <700000>;
0052 regulator-max-microvolt = <3300000>;
0053 regulator-ramp-delay = <6250>;
0054 regulator-boot-on;
0055 regulator-always-on;
0056
0057 regulator-state-mem {
0058 regulator-off-in-suspend;
0059 };
0060 };
0061
0062 vdd_arm_soc_in: sw1b {
0063 regulator-min-microvolt = <700000>;
0064 regulator-max-microvolt = <1475000>;
0065 regulator-ramp-delay = <6250>;
0066 regulator-boot-on;
0067 regulator-always-on;
0068
0069 regulator-state-mem {
0070 regulator-on-in-suspend;
0071 regulator-suspend-microvolt = <925000>;
0072 };
0073 };
0074
0075 ext_3v3: sw2 {
0076 regulator-min-microvolt = <2500000>;
0077 regulator-max-microvolt = <3300000>;
0078 regulator-ramp-delay = <6250>;
0079 regulator-always-on;
0080 regulator-boot-on;
0081
0082 regulator-state-mem {
0083 regulator-off-in-suspend;
0084 };
0085 };
0086
0087 vcc_ddr3: sw3 {
0088 regulator-min-microvolt = <900000>;
0089 regulator-max-microvolt = <1650000>;
0090 regulator-always-on;
0091 regulator-boot-on;
0092
0093 regulator-state-mem {
0094 regulator-on-in-suspend;
0095 regulator-suspend-microvolt = <1300000>;
0096 };
0097 };
0098
0099 swbst_reg: swbst {
0100 regulator-min-microvolt = <5000000>;
0101 regulator-max-microvolt = <5150000>;
0102 };
0103
0104 vdd_snvs_3v3: vsnvs {
0105 regulator-min-microvolt = <1000000>;
0106 regulator-max-microvolt = <3000000>;
0107 regulator-boot-on;
0108 regulator-always-on;
0109 };
0110
0111 vrefddr: vrefddr {
0112 regulator-boot-on;
0113 regulator-always-on;
0114 };
0115
0116 vdda_adc_3v3: vldo1 {
0117 compatible = "regulator-fixed";
0118 regulator-name = "vref-adc-3v3";
0119 regulator-min-microvolt = <3300000>;
0120 regulator-max-microvolt = <3300000>;
0121 regulator-always-on;
0122
0123 regulator-state-mem {
0124 regulator-off-in-suspend;
0125 };
0126 };
0127
0128 ldo2_ext: vldo2 {
0129 regulator-min-microvolt = <800000>;
0130 regulator-max-microvolt = <1550000>;
0131 };
0132
0133 vdda_wlan: vccsd {
0134 regulator-min-microvolt = <2850000>;
0135 regulator-max-microvolt = <3300000>;
0136 regulator-always-on;
0137 regulator-boot-on;
0138
0139 regulator-state-mem {
0140 regulator-off-in-suspend;
0141 };
0142 };
0143
0144 vdd_high_in: v33 {
0145 regulator-min-microvolt = <2850000>;
0146 regulator-max-microvolt = <3300000>;
0147 regulator-boot-on;
0148 regulator-always-on;
0149 };
0150
0151 ldo3_int: vldo3 {
0152 regulator-min-microvolt = <1800000>;
0153 regulator-max-microvolt = <3300000>;
0154 };
0155
0156 ldo4_ext: vldo4 {
0157 regulator-min-microvolt = <1800000>;
0158 regulator-max-microvolt = <3300000>;
0159 };
0160
0161 vcoin_chg: vcoin {
0162 regulator-min-microvolt = <2500000>;
0163 regulator-max-microvolt = <3300000>;
0164 };
0165 };
0166 };
0167 };
0168
0169 /* UART1 (Bluetooth) */
0170 &uart1 {
0171 pinctrl-names = "default";
0172 pinctrl-0 = <&pinctrl_uart1>;
0173 uart-has-rtscts;
0174 status = "okay";
0175 };
0176
0177 /* USDHC1 (Wireless) */
0178 &usdhc1 {
0179 pinctrl-names = "default", "sleep";
0180 pinctrl-0 = <&pinctrl_usdhc1 &pinctrl_wifibt_ctrl>;
0181 pinctrl-1 = <&pinctrl_usdhc1_sleep &pinctrl_wifibt_ctrl_sleep>;
0182 non-removable;
0183 no-1-8-v;
0184 bus-width = <4>;
0185 status = "okay";
0186 };
0187
0188 &iomuxc {
0189 pinctrl_gpmi_nand: gpmigrp {
0190 fsl,pins = <
0191 MX6UL_PAD_NAND_CE0_B__RAWNAND_CE0_B 0xb0b1
0192 MX6UL_PAD_NAND_RE_B__RAWNAND_RE_B 0xb0b1
0193 MX6UL_PAD_NAND_WE_B__RAWNAND_WE_B 0xb0b1
0194 MX6UL_PAD_NAND_WP_B__RAWNAND_WP_B 0xb0b1
0195 MX6UL_PAD_NAND_ALE__RAWNAND_ALE 0xb0b1
0196 MX6UL_PAD_NAND_CLE__RAWNAND_CLE 0xb0b1
0197 MX6UL_PAD_NAND_DATA00__RAWNAND_DATA00 0xb0b1
0198 MX6UL_PAD_NAND_DATA01__RAWNAND_DATA01 0xb0b1
0199 MX6UL_PAD_NAND_DATA02__RAWNAND_DATA02 0xb0b1
0200 MX6UL_PAD_NAND_DATA03__RAWNAND_DATA03 0xb0b1
0201 MX6UL_PAD_NAND_DATA04__RAWNAND_DATA04 0xb0b1
0202 MX6UL_PAD_NAND_DATA05__RAWNAND_DATA05 0xb0b1
0203 MX6UL_PAD_NAND_DATA06__RAWNAND_DATA06 0xb0b1
0204 MX6UL_PAD_NAND_DATA07__RAWNAND_DATA07 0xb0b1
0205 MX6UL_PAD_NAND_READY_B__RAWNAND_READY_B 0xb0b1
0206 >;
0207 };
0208
0209 pinctrl_i2c1: i2c1grp {
0210 fsl,pins = <
0211 MX6UL_PAD_UART4_TX_DATA__I2C1_SCL 0x4001b8b0
0212 MX6UL_PAD_UART4_RX_DATA__I2C1_SDA 0x4001b8b0
0213 >;
0214 };
0215
0216 pinctrl_uart1: uart1grp {
0217 fsl,pins = <
0218 MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
0219 MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1
0220 MX6UL_PAD_UART1_RTS_B__UART1_DCE_RTS 0x1b0b1
0221 MX6UL_PAD_UART1_CTS_B__UART1_DCE_CTS 0x1b0b1
0222 >;
0223 };
0224
0225 pinctrl_usdhc1: usdhc1grp {
0226 fsl,pins = <
0227 MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x17059
0228 MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x17051
0229 MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059
0230 MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059
0231 MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059
0232 MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059
0233 >;
0234 };
0235
0236 pinctrl_usdhc1_sleep: usdhc1grp-sleep {
0237 fsl,pins = <
0238 MX6UL_PAD_SD1_CMD__GPIO2_IO16 0x3000
0239 MX6UL_PAD_SD1_CLK__GPIO2_IO17 0x3000
0240 MX6UL_PAD_SD1_DATA0__GPIO2_IO18 0x3000
0241 MX6UL_PAD_SD1_DATA1__GPIO2_IO19 0x3000
0242 MX6UL_PAD_SD1_DATA2__GPIO2_IO20 0x3000
0243 MX6UL_PAD_SD1_DATA3__GPIO2_IO21 0x3000
0244 >;
0245 };
0246
0247 pinctrl_wifibt_ctrl: wifibt-ctrl-grp {
0248 fsl,pins = <
0249 MX6UL_PAD_SNVS_TAMPER0__GPIO5_IO00 0x08a0
0250 MX6UL_PAD_SNVS_TAMPER9__GPIO5_IO09 0x08a0
0251 >;
0252 };
0253
0254 pinctrl_wifibt_ctrl_sleep: wifibt-ctrl-grp-sleep {
0255 fsl,pins = <
0256 MX6UL_PAD_SNVS_TAMPER0__GPIO5_IO00 0x3000
0257 MX6UL_PAD_SNVS_TAMPER9__GPIO5_IO09 0x3000
0258 >;
0259 };
0260 };
0261
0262 ®_arm {
0263 vin-supply = <&vdd_arm_soc_in>;
0264 regulator-allow-bypass;
0265 };
0266
0267 ®_soc {
0268 vin-supply = <&vdd_arm_soc_in>;
0269 regulator-allow-bypass;
0270 };
