1/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */ 2/* 3 * Copyright (C) 2020 STMicroelectronics - All Rights Reserved 4 * Copyright (C) 2020 Ahmad Fatoum, Pengutronix 5 */ 6 7#include "stm32mp15-pinctrl.dtsi" 8 9&i2c4 { 10 pinctrl-names = "default"; 11 pinctrl-0 = <&i2c4_pins_a>; 12 clock-frequency = <400000>; 13 i2c-scl-rising-time-ns = <185>; 14 i2c-scl-falling-time-ns = <20>; 15 status = "okay"; 16 17 pmic: stpmic@33 { 18 compatible = "st,stpmic1"; 19 reg = <0x33>; 20 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>; 21 interrupt-controller; 22 #interrupt-cells = <2>; 23 24 regulators { 25 compatible = "st,stpmic1-regulators"; 26 27 ldo1-supply = <&v3v3>; 28 ldo6-supply = <&v3v3>; 29 pwr_sw1-supply = <&bst_out>; 30 31 vddcore: buck1 { 32 regulator-name = "vddcore"; 33 regulator-min-microvolt = <1200000>; 34 regulator-max-microvolt = <1350000>; 35 regulator-always-on; 36 regulator-initial-mode = <0>; 37 regulator-over-current-protection; 38 }; 39 40 vdd_ddr: buck2 { 41 regulator-name = "vdd_ddr"; 42 regulator-min-microvolt = <1350000>; 43 regulator-max-microvolt = <1350000>; 44 regulator-always-on; 45 regulator-initial-mode = <0>; 46 regulator-over-current-protection; 47 }; 48 49 vdd: buck3 { 50 regulator-name = "vdd"; 51 regulator-min-microvolt = <3300000>; 52 regulator-max-microvolt = <3300000>; 53 regulator-always-on; 54 st,mask-reset; 55 regulator-initial-mode = <0>; 56 regulator-over-current-protection; 57 }; 58 59 v3v3: buck4 { 60 regulator-name = "v3v3"; 61 regulator-min-microvolt = <3300000>; 62 regulator-max-microvolt = <3300000>; 63 regulator-always-on; 64 regulator-over-current-protection; 65 regulator-initial-mode = <0>; 66 }; 67 68 v1v8_audio: ldo1 { 69 regulator-name = "v1v8_audio"; 70 regulator-min-microvolt = <1800000>; 71 regulator-max-microvolt = <1800000>; 72 regulator-always-on; 73 }; 74 75 v3v3_hdmi: ldo2 { 76 regulator-name = "v3v3_hdmi"; 77 regulator-min-microvolt = <3300000>; 78 regulator-max-microvolt = <3300000>; 79 regulator-always-on; 80 }; 81 82 vtt_ddr: ldo3 { 83 regulator-name = "vtt_ddr"; 84 regulator-always-on; 85 regulator-over-current-protection; 86 st,regulator-sink-source; 87 }; 88 89 vdd_usb: ldo4 { 90 regulator-name = "vdd_usb"; 91 regulator-min-microvolt = <3300000>; 92 regulator-max-microvolt = <3300000>; 93 }; 94 95 vdda: ldo5 { 96 regulator-name = "vdda"; 97 regulator-min-microvolt = <2900000>; 98 regulator-max-microvolt = <2900000>; 99 regulator-boot-on; 100 }; 101 102 v1v2_hdmi: ldo6 { 103 regulator-name = "v1v2_hdmi"; 104 regulator-min-microvolt = <1200000>; 105 regulator-max-microvolt = <1200000>; 106 regulator-always-on; 107 }; 108 109 vref_ddr: vref_ddr { 110 regulator-name = "vref_ddr"; 111 regulator-always-on; 112 }; 113 114 bst_out: boost { 115 regulator-name = "bst_out"; 116 }; 117 118 vbus_otg: pwr_sw1 { 119 regulator-name = "vbus_otg"; 120 regulator-active-discharge; 121 }; 122 123 vbus_sw: pwr_sw2 { 124 regulator-name = "vbus_sw"; 125 regulator-active-discharge; 126 }; 127 }; 128 129 pmic_watchdog: watchdog { 130 compatible = "st,stpmic1-wdt"; 131 status = "disabled"; 132 }; 133 }; 134}; 135 136&rng1 { 137 status = "okay"; 138}; 139 140/* ATF Specific */ 141#include <dt-bindings/clock/stm32mp1-clksrc.h> 142 143/ { 144 aliases { 145 gpio0 = &gpioa; 146 gpio1 = &gpiob; 147 gpio2 = &gpioc; 148 gpio3 = &gpiod; 149 gpio4 = &gpioe; 150 gpio5 = &gpiof; 151 gpio6 = &gpiog; 152 gpio7 = &gpioh; 153 gpio8 = &gpioi; 154 gpio25 = &gpioz; 155 i2c3 = &i2c4; 156 }; 157}; 158 159&bsec { 160 board_id: board_id@ec { 161 reg = <0xec 0x4>; 162 st,non-secure-otp; 163 }; 164}; 165 166&clk_hse { 167 st,digbypass; 168}; 169 170&cpu0 { 171 cpu-supply = <&vddcore>; 172}; 173 174&cpu1 { 175 cpu-supply = <&vddcore>; 176}; 177 178&hash1 { 179 status = "okay"; 180}; 181 182/* CLOCK init */ 183&rcc { 184 st,clksrc = < 185 CLK_MPU_PLL1P 186 CLK_AXI_PLL2P 187 CLK_MCU_PLL3P 188 CLK_PLL12_HSE 189 CLK_PLL3_HSE 190 CLK_PLL4_HSE 191 CLK_RTC_LSE 192 CLK_MCO1_DISABLED 193 CLK_MCO2_DISABLED 194 >; 195 196 st,clkdiv = < 197 1 /*MPU*/ 198 0 /*AXI*/ 199 0 /*MCU*/ 200 1 /*APB1*/ 201 1 /*APB2*/ 202 1 /*APB3*/ 203 1 /*APB4*/ 204 2 /*APB5*/ 205 23 /*RTC*/ 206 0 /*MCO1*/ 207 0 /*MCO2*/ 208 >; 209 210 st,pkcs = < 211 CLK_CKPER_HSE 212 CLK_FMC_ACLK 213 CLK_QSPI_ACLK 214 CLK_ETH_PLL4P 215 CLK_SDMMC12_PLL4P 216 CLK_DSI_DSIPLL 217 CLK_STGEN_HSE 218 CLK_USBPHY_HSE 219 CLK_SPI2S1_PLL3Q 220 CLK_SPI2S23_PLL3Q 221 CLK_SPI45_HSI 222 CLK_SPI6_HSI 223 CLK_I2C46_HSI 224 CLK_SDMMC3_PLL4P 225 CLK_USBO_USBPHY 226 CLK_ADC_CKPER 227 CLK_CEC_LSE 228 CLK_I2C12_HSI 229 CLK_I2C35_HSI 230 CLK_UART1_HSI 231 CLK_UART24_HSI 232 CLK_UART35_HSI 233 CLK_UART6_HSI 234 CLK_UART78_HSI 235 CLK_SPDIF_PLL4P 236 CLK_FDCAN_PLL4R 237 CLK_SAI1_PLL3Q 238 CLK_SAI2_PLL3Q 239 CLK_SAI3_PLL3Q 240 CLK_SAI4_PLL3Q 241 CLK_RNG1_LSI 242 CLK_RNG2_LSI 243 CLK_LPTIM1_PCLK1 244 CLK_LPTIM23_PCLK3 245 CLK_LPTIM45_LSE 246 >; 247 248 /* VCO = 1300.0 MHz => P = 650 (CPU) */ 249 pll1: st,pll@0 { 250 compatible = "st,stm32mp1-pll"; 251 reg = <0>; 252 cfg = < 2 80 0 0 0 PQR(1,0,0) >; 253 frac = < 0x800 >; 254 }; 255 256 /* VCO = 1066.0 MHz => P = 266 (AXI), Q = 533 (GPU), R = 533 (DDR) */ 257 pll2: st,pll@1 { 258 compatible = "st,stm32mp1-pll"; 259 reg = <1>; 260 cfg = <2 65 1 0 0 PQR(1,1,1)>; 261 frac = <0x1400>; 262 }; 263 264 /* VCO = 417.8 MHz => P = 209, Q = 24, R = 11 */ 265 pll3: st,pll@2 { 266 compatible = "st,stm32mp1-pll"; 267 reg = <2>; 268 cfg = <1 33 1 16 36 PQR(1,1,1)>; 269 frac = <0x1a04>; 270 }; 271 272 /* VCO = 594.0 MHz => P = 99, Q = 74, R = 74 */ 273 pll4: st,pll@3 { 274 compatible = "st,stm32mp1-pll"; 275 reg = <3>; 276 cfg = <3 98 5 7 7 PQR(1,1,1)>; 277 }; 278}; 279