Ahmad Fatoum | 86ccc01 | 2020-01-29 16:04:18 +0100 | [diff] [blame] | 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"; |
Ahmad Fatoum | 86ccc01 | 2020-01-29 16:04:18 +0100 | [diff] [blame] | 84 | regulator-always-on; |
| 85 | regulator-over-current-protection; |
Ahmad Fatoum | 9d3c53c | 2022-06-02 06:28:31 +0200 | [diff] [blame] | 86 | st,regulator-sink-source; |
Ahmad Fatoum | 86ccc01 | 2020-01-29 16:04:18 +0100 | [diff] [blame] | 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; |
Ahmad Fatoum | 86ccc01 | 2020-01-29 16:04:18 +0100 | [diff] [blame] | 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 | |
Johann Neuhauser | a5ef16a | 2022-07-08 15:22:05 +0200 | [diff] [blame] | 170 | &cpu0 { |
Ahmad Fatoum | 86ccc01 | 2020-01-29 16:04:18 +0100 | [diff] [blame] | 171 | cpu-supply = <&vddcore>; |
| 172 | }; |
| 173 | |
Johann Neuhauser | a5ef16a | 2022-07-08 15:22:05 +0200 | [diff] [blame] | 174 | &cpu1 { |
Ahmad Fatoum | 86ccc01 | 2020-01-29 16:04:18 +0100 | [diff] [blame] | 175 | cpu-supply = <&vddcore>; |
| 176 | }; |
| 177 | |
| 178 | &hash1 { |
| 179 | status = "okay"; |
| 180 | }; |
| 181 | |
| 182 | /* CLOCK init */ |
| 183 | &rcc { |
Ahmad Fatoum | 86ccc01 | 2020-01-29 16:04:18 +0100 | [diff] [blame] | 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 | }; |