1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (C) 2017, STMicroelectronics - All Rights Reserved 4 * Author(s): Patrice Chotard, <patrice.chotard (a] st.com> for STMicroelectronics. 5 */ 6 7 #include <dt-bindings/memory/stm32-sdram.h> 8 /{ 9 clocks { 10 u-boot,dm-pre-reloc; 11 }; 12 13 aliases { 14 /* Aliases for gpios so as to use sequence */ 15 gpio0 = &gpioa; 16 gpio1 = &gpiob; 17 gpio2 = &gpioc; 18 gpio3 = &gpiod; 19 gpio4 = &gpioe; 20 gpio5 = &gpiof; 21 gpio6 = &gpiog; 22 gpio7 = &gpioh; 23 gpio8 = &gpioi; 24 gpio9 = &gpioj; 25 gpio10 = &gpiok; 26 }; 27 28 soc { 29 u-boot,dm-pre-reloc; 30 pin-controller { 31 u-boot,dm-pre-reloc; 32 }; 33 34 fmc: fmc@A0000000 { 35 compatible = "st,stm32-fmc"; 36 reg = <0xA0000000 0x1000>; 37 clocks = <&rcc 0 STM32F4_AHB3_CLOCK(FMC)>; 38 st,syscfg = <&syscfg>; 39 pinctrl-0 = <&fmc_pins_d32>; 40 pinctrl-names = "default"; 41 st,mem_remap = <4>; 42 u-boot,dm-pre-reloc; 43 44 /* 45 * Memory configuration from sdram 46 * MICRON MT48LC4M32B2B5-6A 47 */ 48 bank0: bank@0 { 49 st,sdram-control = /bits/ 8 <NO_COL_8 50 NO_ROW_12 51 MWIDTH_32 52 BANKS_4 53 CAS_3 54 SDCLK_2 55 RD_BURST_EN 56 RD_PIPE_DL_0>; 57 st,sdram-timing = /bits/ 8 <TMRD_2 58 TXSR_6 59 TRAS_4 60 TRC_6 61 TWR_2 62 TRP_2 63 TRCD_2>; 64 st,sdram-refcount = < 1292 >; 65 }; 66 }; 67 }; 68 }; 69 70 &clk_hse { 71 u-boot,dm-pre-reloc; 72 }; 73 74 &clk_lse { 75 u-boot,dm-pre-reloc; 76 }; 77 78 &clk_i2s_ckin { 79 u-boot,dm-pre-reloc; 80 }; 81 82 &pwrcfg { 83 u-boot,dm-pre-reloc; 84 }; 85 86 &syscfg { 87 u-boot,dm-pre-reloc; 88 }; 89 90 &rcc { 91 u-boot,dm-pre-reloc; 92 }; 93 94 &gpioa { 95 compatible = "st,stm32-gpio"; 96 u-boot,dm-pre-reloc; 97 }; 98 99 &gpiob { 100 compatible = "st,stm32-gpio"; 101 u-boot,dm-pre-reloc; 102 }; 103 104 &gpioc { 105 compatible = "st,stm32-gpio"; 106 u-boot,dm-pre-reloc; 107 }; 108 109 &gpiod { 110 compatible = "st,stm32-gpio"; 111 u-boot,dm-pre-reloc; 112 }; 113 114 &gpioe { 115 compatible = "st,stm32-gpio"; 116 u-boot,dm-pre-reloc; 117 }; 118 119 &gpiof { 120 compatible = "st,stm32-gpio"; 121 u-boot,dm-pre-reloc; 122 }; 123 124 &gpiog { 125 compatible = "st,stm32-gpio"; 126 u-boot,dm-pre-reloc; 127 }; 128 129 &gpioh { 130 compatible = "st,stm32-gpio"; 131 u-boot,dm-pre-reloc; 132 }; 133 134 &gpioi { 135 compatible = "st,stm32-gpio"; 136 u-boot,dm-pre-reloc; 137 }; 138 139 &gpioj { 140 compatible = "st,stm32-gpio"; 141 u-boot,dm-pre-reloc; 142 }; 143 144 &gpiok { 145 compatible = "st,stm32-gpio"; 146 u-boot,dm-pre-reloc; 147 }; 148 149 &pinctrl { 150 usart3_pins_a: usart3@0 { 151 u-boot,dm-pre-reloc; 152 pins1 { 153 u-boot,dm-pre-reloc; 154 }; 155 pins2 { 156 u-boot,dm-pre-reloc; 157 }; 158 }; 159 160 fmc_pins_d32: fmc_d32@0 { 161 u-boot,dm-pre-reloc; 162 pins 163 { 164 pinmux = <STM32_PINMUX('I',10, AF12)>, /* D31 */ 165 <STM32_PINMUX('I', 9, AF12)>, /* D30 */ 166 <STM32_PINMUX('I', 7, AF12)>, /* D29 */ 167 <STM32_PINMUX('I', 6, AF12)>, /* D28 */ 168 <STM32_PINMUX('I', 3, AF12)>, /* D27 */ 169 <STM32_PINMUX('I', 2, AF12)>, /* D26 */ 170 <STM32_PINMUX('I', 1, AF12)>, /* D25 */ 171 <STM32_PINMUX('I', 0, AF12)>, /* D24 */ 172 <STM32_PINMUX('H',15, AF12)>, /* D23 */ 173 <STM32_PINMUX('H',14, AF12)>, /* D22 */ 174 <STM32_PINMUX('H',13, AF12)>, /* D21 */ 175 <STM32_PINMUX('H',12, AF12)>, /* D20 */ 176 <STM32_PINMUX('H',11, AF12)>, /* D19 */ 177 <STM32_PINMUX('H',10, AF12)>, /* D18 */ 178 <STM32_PINMUX('H', 9, AF12)>, /* D17 */ 179 <STM32_PINMUX('H', 8, AF12)>, /* D16 */ 180 181 <STM32_PINMUX('D',10, AF12)>, /* D15 */ 182 <STM32_PINMUX('D', 9, AF12)>, /* D14 */ 183 <STM32_PINMUX('D', 8, AF12)>, /* D13 */ 184 <STM32_PINMUX('E',15, AF12)>, /* D12 */ 185 <STM32_PINMUX('E',14, AF12)>, /* D11 */ 186 <STM32_PINMUX('E',13, AF12)>, /* D10 */ 187 <STM32_PINMUX('E',12, AF12)>, /* D09 */ 188 <STM32_PINMUX('E',11, AF12)>, /* D08 */ 189 <STM32_PINMUX('E',10, AF12)>, /* D07 */ 190 <STM32_PINMUX('E', 9, AF12)>, /* D06 */ 191 <STM32_PINMUX('E', 8, AF12)>, /* D05 */ 192 <STM32_PINMUX('E', 7, AF12)>, /* D04 */ 193 <STM32_PINMUX('D', 1, AF12)>, /* D03 */ 194 <STM32_PINMUX('D', 0, AF12)>, /* D02 */ 195 <STM32_PINMUX('D',15, AF12)>, /* D01 */ 196 <STM32_PINMUX('D',14, AF12)>, /* D00 */ 197 198 <STM32_PINMUX('E', 0, AF12)>, /* NBL0 */ 199 <STM32_PINMUX('E', 1, AF12)>, /* NBL1 */ 200 <STM32_PINMUX('I', 4, AF12)>, /* NBL2 */ 201 <STM32_PINMUX('I', 5, AF12)>, /* NBL3 */ 202 203 <STM32_PINMUX('G', 5, AF12)>, /* BA1 */ 204 <STM32_PINMUX('G', 4, AF12)>, /* BA0 */ 205 206 <STM32_PINMUX('G', 1, AF12)>, /* A11 */ 207 <STM32_PINMUX('G', 0, AF12)>, /* A10 */ 208 <STM32_PINMUX('F',15, AF12)>, /* A09 */ 209 <STM32_PINMUX('F',14, AF12)>, /* A08 */ 210 <STM32_PINMUX('F',13, AF12)>, /* A07 */ 211 <STM32_PINMUX('F',12, AF12)>, /* A06 */ 212 <STM32_PINMUX('F', 5, AF12)>, /* A05 */ 213 <STM32_PINMUX('F', 4, AF12)>, /* A04 */ 214 <STM32_PINMUX('F', 3, AF12)>, /* A03 */ 215 <STM32_PINMUX('F', 2, AF12)>, /* A02 */ 216 <STM32_PINMUX('F', 1, AF12)>, /* A01 */ 217 <STM32_PINMUX('F', 0, AF12)>, /* A00 */ 218 219 <STM32_PINMUX('H', 3, AF12)>, /* SDNE0 */ 220 <STM32_PINMUX('C', 0, AF12)>, /* SDNWE */ 221 <STM32_PINMUX('F',11, AF12)>, /* SDNRAS */ 222 <STM32_PINMUX('G',15, AF12)>, /* SDNCAS */ 223 <STM32_PINMUX('H', 2, AF12)>, /* SDCKE0 */ 224 <STM32_PINMUX('G', 8, AF12)>; /* SDCLK> */ 225 slew-rate = <2>; 226 u-boot,dm-pre-reloc; 227 }; 228 }; 229 }; 230
