src/arm64/ti/k3-am62-lp-sk.dts

   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-default-pins {
  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-default-pins {
  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-default-pins {
  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 };