arch/arm64/boot/dts/freescale/imx8mm-emtop-som.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright 2023 Emtop Embedded Solutions
   4  */
   5
   6 /dts-v1/;
   7
   8 #include <dt-bindings/gpio/gpio.h>
   9 #include <dt-bindings/leds/common.h>
  10 #include <dt-bindings/usb/pd.h>
  11
  12 #include "imx8mm.dtsi"
  13
  14 / {
  15         model = "Emtop Embedded Solutions i.MX8M Mini SOM-IMX8MMLPD4 SoM";
  16         compatible = "ees,imx8mm-emtop-som", "fsl,imx8mm";
  17
  18         chosen {
  19                 stdout-path = &uart2;
  20         };
  21
  22         leds {
  23                 compatible = "gpio-leds";
  24                 pinctrl-names = "default";
  25                 pinctrl-0 = <&pinctrl_gpio_led>;
  26
  27                 led-0 {
  28                         function = LED_FUNCTION_POWER;
  29                         gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
  30                         linux,default-trigger = "heartbeat";
  31                 };
  32         };
  33 };
  34
  35 &A53_0 {
  36         cpu-supply = <&buck2>;
  37 };
  38
  39 &A53_1 {
  40         cpu-supply = <&buck2>;
  41 };
  42
  43 &A53_2 {
  44         cpu-supply = <&buck2>;
  45 };
  46
  47 &A53_3 {
  48         cpu-supply = <&buck2>;
  49 };
  50
  51 &i2c1 {
  52         clock-frequency = <400000>;
  53         pinctrl-names = "default";
  54         pinctrl-0 = <&pinctrl_i2c1>;
  55         status = "okay";
  56
  57         pmic@25 {
  58                 compatible = "nxp,pca9450c";
  59                 reg = <0x25>;
  60                 pinctrl-names = "default";
  61                 pinctrl-0 = <&pinctrl_pmic>;
  62                 interrupt-parent = <&gpio1>;
  63                 interrupts = <3 IRQ_TYPE_EDGE_RISING>;
  64
  65                 regulators {
  66                         buck1: BUCK1 {
  67                                 regulator-name = "BUCK1";
  68                                 regulator-min-microvolt = <800000>;
  69                                 regulator-max-microvolt = <1000000>;
  70                                 regulator-boot-on;
  71                                 regulator-always-on;
  72                                 regulator-ramp-delay = <3125>;
  73                         };
  74
  75                         buck2: BUCK2 {
  76                                 regulator-name = "BUCK2";
  77                                 regulator-min-microvolt = <800000>;
  78                                 regulator-max-microvolt = <900000>;
  79                                 regulator-boot-on;
  80                                 regulator-always-on;
  81                                 regulator-ramp-delay = <3125>;
  82                         };
  83
  84                         buck3: BUCK3 {
  85                                 regulator-name = "BUCK3";
  86                                 regulator-min-microvolt = <800000>;
  87                                 regulator-max-microvolt = <1000000>;
  88                                 regulator-boot-on;
  89                                 regulator-always-on;
  90                         };
  91
  92                         buck4: BUCK4 {
  93                                 regulator-name = "BUCK4";
  94                                 regulator-min-microvolt = <3000000>;
  95                                 regulator-max-microvolt = <3600000>;
  96                                 regulator-boot-on;
  97                                 regulator-always-on;
  98                         };
  99
 100                         buck5: BUCK5 {
 101                                 regulator-name = "BUCK5";
 102                                 regulator-min-microvolt = <1650000>;
 103                                 regulator-max-microvolt = <1950000>;
 104                                 regulator-boot-on;
 105                                 regulator-always-on;
 106                         };
 107
 108                         buck6: BUCK6 {
 109                                 regulator-name = "BUCK6";
 110                                 regulator-min-microvolt = <1100000>;
 111                                 regulator-max-microvolt = <1200000>;
 112                                 regulator-boot-on;
 113                                 regulator-always-on;
 114                         };
 115
 116                         ldo1: LDO1 {
 117                                 regulator-name = "LDO1";
 118                                 regulator-min-microvolt = <1650000>;
 119                                 regulator-max-microvolt = <1950000>;
 120                                 regulator-boot-on;
 121                                 regulator-always-on;
 122                         };
 123
 124                         ldo2: LDO2 {
 125                                 regulator-name = "LDO2";
 126                                 regulator-min-microvolt = <800000>;
 127                                 regulator-max-microvolt = <945000>;
 128                                 regulator-boot-on;
 129                                 regulator-always-on;
 130                         };
 131
 132                         ldo3: LDO3 {
 133                                 regulator-name = "LDO3";
 134                                 regulator-min-microvolt = <1710000>;
 135                                 regulator-max-microvolt = <1890000>;
 136                                 regulator-boot-on;
 137                                 regulator-always-on;
 138                         };
 139
 140                         ldo4: LDO4 {
 141                                 regulator-name = "LDO4";
 142                                 regulator-min-microvolt = <810000>;
 143                                 regulator-max-microvolt = <945000>;
 144                                 regulator-boot-on;
 145                                 regulator-always-on;
 146                         };
 147
 148                         ldo5: LDO5 {
 149                                 regulator-name = "LDO5";
 150                                 regulator-min-microvolt = <1650000>;
 151                                 regulator-max-microvolt = <3600000>;
 152                         };
 153                 };
 154         };
 155 };
 156
 157 &uart2 {
 158         pinctrl-names = "default";
 159         pinctrl-0 = <&pinctrl_uart2>;
 160         status = "okay";
 161 };
 162
 163 &usdhc3 {
 164         pinctrl-names = "default", "state_100mhz", "state_200mhz";
 165         pinctrl-0 = <&pinctrl_usdhc3>;
 166         pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
 167         pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
 168         bus-width = <8>;
 169         non-removable;
 170         status = "okay";
 171 };
 172
 173 &wdog1 {
 174         pinctrl-names = "default";
 175         pinctrl-0 = <&pinctrl_wdog>;
 176         fsl,ext-reset-output;
 177         status = "okay";
 178 };
 179
 180 &iomuxc {
 181         pinctrl_gpio_led: emtop-gpio-led-grp {
 182                 fsl,pins = <
 183                         MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16                    0x19
 184                         MX8MM_IOMUXC_SAI3_RXC_GPIO4_IO29                        0x19
 185                 >;
 186         };
 187
 188         pinctrl_i2c1: emtop-i2c1-grp {
 189                 fsl,pins = <
 190                         MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL                          0x400001c3
 191                         MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA                          0x400001c3
 192                 >;
 193         };
 194
 195         pinctrl_pmic: emtop-pmic-grp {
 196                 fsl,pins = <
 197                         MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3                       0x41
 198                 >;
 199         };
 200
 201         pinctrl_uart2: emtop-uart2-grp {
 202                 fsl,pins = <
 203                         MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX                     0x140
 204                         MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX                     0x140
 205                 >;
 206         };
 207
 208         pinctrl_usdhc3: emtop-usdhc3-grp {
 209                 fsl,pins = <
 210                         MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK                       0x190
 211                         MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD                       0x1d0
 212                         MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0                   0x1d0
 213                         MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1                   0x1d0
 214                         MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2                   0x1d0
 215                         MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3                   0x1d0
 216                         MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4                     0x1d0
 217                         MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5                    0x1d0
 218                         MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6                    0x1d0
 219                         MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7                      0x1d0
 220                         MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE                   0x190
 221                 >;
 222         };
 223
 224         pinctrl_usdhc3_100mhz: emtop-usdhc3-100mhz-grp {
 225                 fsl,pins = <
 226                         MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK                       0x194
 227                         MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD                       0x1d4
 228                         MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0                   0x1d4
 229                         MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1                   0x1d4
 230                         MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2                   0x1d4
 231                         MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3                   0x1d4
 232                         MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4                     0x1d4
 233                         MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5                    0x1d4
 234                         MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6                    0x1d4
 235                         MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7                      0x1d4
 236                         MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE                   0x194
 237                 >;
 238         };
 239
 240         pinctrl_usdhc3_200mhz: emtop-usdhc3-200mhz-grp {
 241                 fsl,pins = <
 242                         MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK                       0x196
 243                         MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD                       0x1d6
 244                         MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0                   0x1d6
 245                         MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1                   0x1d6
 246                         MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2                   0x1d6
 247                         MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3                   0x1d6
 248                         MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4                     0x1d6
 249                         MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5                    0x1d6
 250                         MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6                    0x1d6
 251                         MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7                      0x1d6
 252                         MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE                   0x196
 253                 >;
 254         };
 255
 256         pinctrl_wdog: emtop-wdog-grp {
 257                 fsl,pins = <
 258                         MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B                    0xc6
 259                 >;
 260         };
 261 };