1// SPDX-License-Identifier: GPL-2.0 2/* 3 * AM62x LP SK: https://www.ti.com/tool/SK-AM62-LP 4 * 5 * Copyright (C) 2021-2023 Texas Instruments Incorporated - https://www.ti.com/ 6 */ 7 8/dts-v1/; 9 10#include "k3-am62x-sk-common.dtsi" 11 12/ { 13 compatible = "ti,am62-lp-sk", "ti,am625"; 14 model = "Texas Instruments AM62x LP SK"; 15 16 vmain_pd: regulator-0 { 17 /* TPS65988 PD CONTROLLER OUTPUT */ 18 compatible = "regulator-fixed"; 19 regulator-name = "vmain_pd"; 20 regulator-min-microvolt = <5000000>; 21 regulator-max-microvolt = <5000000>; 22 regulator-always-on; 23 regulator-boot-on; 24 }; 25 26 vcc_5v0: regulator-1 { 27 /* Output of TPS630702RNMR */ 28 compatible = "regulator-fixed"; 29 regulator-name = "vcc_5v0"; 30 regulator-min-microvolt = <5000000>; 31 regulator-max-microvolt = <5000000>; 32 vin-supply = <&vmain_pd>; 33 regulator-always-on; 34 regulator-boot-on; 35 }; 36 37 vcc_3v3_sys: regulator-2 { 38 /* output of LM61460-Q1 */ 39 compatible = "regulator-fixed"; 40 regulator-name = "vcc_3v3_sys"; 41 regulator-min-microvolt = <3300000>; 42 regulator-max-microvolt = <3300000>; 43 vin-supply = <&vmain_pd>; 44 regulator-always-on; 45 regulator-boot-on; 46 }; 47 48 vdd_mmc1: regulator-3 { 49 /* TPS22918DBVR */ 50 compatible = "regulator-fixed"; 51 regulator-name = "vdd_mmc1"; 52 regulator-min-microvolt = <3300000>; 53 regulator-max-microvolt = <3300000>; 54 regulator-boot-on; 55 enable-active-high; 56 vin-supply = <&vcc_3v3_sys>; 57 gpio = <&exp1 3 GPIO_ACTIVE_HIGH>; 58 }; 59 60 vddshv_sdio: regulator-4 { 61 compatible = "regulator-gpio"; 62 regulator-name = "vddshv_sdio"; 63 pinctrl-names = "default"; 64 pinctrl-0 = <&vddshv_sdio_pins_default>; 65 regulator-min-microvolt = <1800000>; 66 regulator-max-microvolt = <3300000>; 67 regulator-boot-on; 68 vin-supply = <&ldo1_reg>; 69 gpios = <&main_gpio0 31 GPIO_ACTIVE_HIGH>; 70 states = <1800000 0x0>, 71 <3300000 0x1>; 72 }; 73}; 74 75&main_pmx0 { 76 vddshv_sdio_pins_default: vddshv-sdio-pins-default { 77 pinctrl-single,pins = < 78 AM62X_IOPAD(0x07c, PIN_OUTPUT, 7) /* (M19) GPMC0_CLK.GPIO0_31 */ 79 >; 80 }; 81 82 main_gpio1_ioexp_intr_pins_default: main-gpio1-ioexp-intr-pins-default { 83 pinctrl-single,pins = < 84 AM62X_IOPAD(0x01d4, PIN_INPUT, 7) /* (C13) UART0_RTSn.GPIO1_23 */ 85 >; 86 }; 87 88 pmic_irq_pins_default: pmic-irq-pins-default { 89 pinctrl-single,pins = < 90 AM62X_IOPAD(0x01f4, PIN_INPUT, 0) /* (B16) EXTINTn */ 91 >; 92 }; 93}; 94 95&main_i2c1 { 96 exp1: gpio@22 { 97 compatible = "ti,tca6424"; 98 reg = <0x22>; 99 gpio-controller; 100 #gpio-cells = <2>; 101 gpio-line-names = "GPIO_CPSW2_RST", "GPIO_CPSW1_RST", 102 "PRU_DETECT", "MMC1_SD_EN", 103 "VPP_LDO_EN", "EXP_PS_3V3_En", 104 "EXP_PS_5V0_En", "EXP_HAT_DETECT", 105 "GPIO_AUD_RSTn", "GPIO_eMMC_RSTn", 106 "UART1_FET_BUF_EN", "BT_UART_WAKE_SOC", 107 "GPIO_HDMI_RSTn", "CSI_GPIO0", 108 "CSI_GPIO1", "GPIO_OLDI_INT", 109 "HDMI_INTn", "TEST_GPIO2", 110 "MCASP1_FET_EN", "MCASP1_BUF_BT_EN", 111 "MCASP1_FET_SEL", "UART1_FET_SEL", 112 "", "IO_EXP_TEST_LED"; 113 114 interrupt-parent = <&main_gpio1>; 115 interrupts = <23 IRQ_TYPE_EDGE_FALLING>; 116 interrupt-controller; 117 #interrupt-cells = <2>; 118 119 pinctrl-names = "default"; 120 pinctrl-0 = <&main_gpio1_ioexp_intr_pins_default>; 121 }; 122 123 exp2: gpio@23 { 124 compatible = "ti,tca6424"; 125 reg = <0x23>; 126 gpio-controller; 127 #gpio-cells = <2>; 128 gpio-line-names = "", "", 129 "", "", 130 "", "", 131 "", "", 132 "WL_LT_EN", "CSI_RSTz", 133 "", "", 134 "", "", 135 "", "", 136 "SPI0_FET_SEL", "SPI0_FET_OE", 137 "GPIO_OLDI_RSTn", "PRU_3V3_EN", 138 "", "", 139 "CSI_VLDO_SEL", "SOC_WLAN_SDIO_RST"; 140 }; 141}; 142 143&sdhci1 { 144 vmmc-supply = <&vdd_mmc1>; 145 vqmmc-supply = <&vddshv_sdio>; 146}; 147 148&cpsw_port2 { 149 status = "disabled"; 150}; 151 152&main_i2c0 { 153 tps65219: pmic@30 { 154 compatible = "ti,tps65219"; 155 reg = <0x30>; 156 buck1-supply = <&vcc_3v3_sys>; 157 buck2-supply = <&vcc_3v3_sys>; 158 buck3-supply = <&vcc_3v3_sys>; 159 ldo1-supply = <&vcc_3v3_sys>; 160 ldo2-supply = <&buck2_reg>; 161 ldo3-supply = <&vcc_3v3_sys>; 162 ldo4-supply = <&vcc_3v3_sys>; 163 164 pinctrl-names = "default"; 165 pinctrl-0 = <&pmic_irq_pins_default>; 166 167 interrupt-parent = <&gic500>; 168 interrupts = <GIC_SPI 224 IRQ_TYPE_LEVEL_HIGH>; 169 ti,power-button; 170 171 regulators { 172 buck1_reg: buck1 { 173 regulator-name = "VDD_CORE"; 174 regulator-min-microvolt = <750000>; 175 regulator-max-microvolt = <750000>; 176 regulator-boot-on; 177 regulator-always-on; 178 }; 179 180 buck2_reg: buck2 { 181 regulator-name = "VCC1V8_SYS"; 182 regulator-min-microvolt = <1800000>; 183 regulator-max-microvolt = <1800000>; 184 regulator-boot-on; 185 regulator-always-on; 186 }; 187 188 buck3_reg: buck3 { 189 regulator-name = "VDD_LPDDR4"; 190 regulator-min-microvolt = <1100000>; 191 regulator-max-microvolt = <1100000>; 192 regulator-boot-on; 193 regulator-always-on; 194 }; 195 196 ldo1_reg: ldo1 { 197 regulator-name = "VDDSHV_SDIO"; 198 regulator-min-microvolt = <3300000>; 199 regulator-max-microvolt = <3300000>; 200 }; 201 202 ldo2_reg: ldo2 { 203 regulator-name = "VDDAR_CORE"; 204 regulator-min-microvolt = <850000>; 205 regulator-max-microvolt = <850000>; 206 regulator-boot-on; 207 regulator-always-on; 208 }; 209 210 ldo3_reg: ldo3 { 211 regulator-name = "VDDA_1V8"; 212 regulator-min-microvolt = <1800000>; 213 regulator-max-microvolt = <1800000>; 214 regulator-boot-on; 215 regulator-always-on; 216 }; 217 218 ldo4_reg: ldo4 { 219 regulator-name = "VDD_1V2"; 220 regulator-min-microvolt = <1200000>; 221 regulator-max-microvolt = <1200000>; 222 regulator-boot-on; 223 regulator-always-on; 224 }; 225 }; 226 }; 227}; 228 229&tlv320aic3106 { 230 DVDD-supply = <&buck2_reg>; 231}; 232