1/* 2 * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com> 3 * Copyright (C) 2016 Stefan Roese <sr@denx.de> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8#include <dt-bindings/gpio/x86-gpio.h> 9#include <dt-bindings/interrupt-router/intel-irq.h> 10 11#include "skeleton.dtsi" 12#include "rtc.dtsi" 13#include "tsc_timer.dtsi" 14 15/ { 16 config { 17 silent_console = <0>; 18 }; 19 20 pch_pinctrl { 21 compatible = "intel,x86-pinctrl"; 22 reg = <0 0>; 23 24 /* Add UART1 PAD configuration (SIO HS-UART) */ 25 uart1_txd@0 { 26 pad-offset = <0x10>; 27 mode-func = <1>; 28 }; 29 30 uart1_rxd@0 { 31 pad-offset = <0x20>; 32 mode-func = <1>; 33 }; 34 35 /* 36 * As of today, the latest version FSP (gold4) for BayTrail 37 * misses the PAD configuration of the SD controller's Card 38 * Detect signal. The default PAD value for the CD pin sets 39 * the pin to work in GPIO mode, which causes card detect 40 * status cannot be reflected by the Present State register 41 * in the SD controller (bit 16 & bit 18 are always zero). 42 * 43 * Configure this pin to function 1 (SD controller). 44 */ 45 sdmmc3_cd@0 { 46 pad-offset = <0x3a0>; 47 mode-func = <1>; 48 }; 49 }; 50 51 chosen { 52 stdout-path = "/serial"; 53 }; 54 55 cpus { 56 #address-cells = <1>; 57 #size-cells = <0>; 58 59 cpu@0 { 60 device_type = "cpu"; 61 compatible = "intel,baytrail-cpu"; 62 reg = <0>; 63 intel,apic-id = <0>; 64 }; 65 66 cpu@1 { 67 device_type = "cpu"; 68 compatible = "intel,baytrail-cpu"; 69 reg = <1>; 70 intel,apic-id = <2>; 71 }; 72 73 cpu@2 { 74 device_type = "cpu"; 75 compatible = "intel,baytrail-cpu"; 76 reg = <2>; 77 intel,apic-id = <4>; 78 }; 79 80 cpu@3 { 81 device_type = "cpu"; 82 compatible = "intel,baytrail-cpu"; 83 reg = <3>; 84 intel,apic-id = <6>; 85 }; 86 }; 87 88 pci { 89 compatible = "intel,pci-baytrail", "pci-x86"; 90 #address-cells = <3>; 91 #size-cells = <2>; 92 u-boot,dm-pre-reloc; 93 ranges = <0x02000000 0x0 0x80000000 0x80000000 0 0x40000000 94 0x42000000 0x0 0xc0000000 0xc0000000 0 0x20000000 95 0x01000000 0x0 0x2000 0x2000 0 0xe000>; 96 97 pciuart0: uart@1e,3 { 98 compatible = "pci8086,0f0a.00", 99 "pci8086,0f0a", 100 "pciclass,070002", 101 "pciclass,0700", 102 "ns16550"; 103 u-boot,dm-pre-reloc; 104 reg = <0x0200f310 0x0 0x0 0x0 0x0>; 105 reg-shift = <2>; 106 clock-frequency = <58982400>; 107 current-speed = <115200>; 108 }; 109 110 pch@1f,0 { 111 reg = <0x0000f800 0 0 0 0>; 112 compatible = "pci8086,0f1c", "intel,pch9"; 113 #address-cells = <1>; 114 #size-cells = <1>; 115 116 irq-router { 117 compatible = "intel,irq-router"; 118 intel,pirq-config = "ibase"; 119 intel,ibase-offset = <0x50>; 120 intel,actl-addr = <0>; 121 intel,pirq-link = <8 8>; 122 intel,pirq-mask = <0xdee0>; 123 intel,pirq-routing = < 124 /* BayTrail PCI devices */ 125 PCI_BDF(0, 2, 0) INTA PIRQA 126 PCI_BDF(0, 3, 0) INTA PIRQA 127 PCI_BDF(0, 16, 0) INTA PIRQA 128 PCI_BDF(0, 17, 0) INTA PIRQA 129 PCI_BDF(0, 18, 0) INTA PIRQA 130 PCI_BDF(0, 19, 0) INTA PIRQA 131 PCI_BDF(0, 20, 0) INTA PIRQA 132 PCI_BDF(0, 21, 0) INTA PIRQA 133 PCI_BDF(0, 22, 0) INTA PIRQA 134 PCI_BDF(0, 23, 0) INTA PIRQA 135 PCI_BDF(0, 24, 0) INTA PIRQA 136 PCI_BDF(0, 24, 1) INTC PIRQC 137 PCI_BDF(0, 24, 2) INTD PIRQD 138 PCI_BDF(0, 24, 3) INTB PIRQB 139 PCI_BDF(0, 24, 4) INTA PIRQA 140 PCI_BDF(0, 24, 5) INTC PIRQC 141 PCI_BDF(0, 24, 6) INTD PIRQD 142 PCI_BDF(0, 24, 7) INTB PIRQB 143 PCI_BDF(0, 26, 0) INTA PIRQA 144 PCI_BDF(0, 27, 0) INTA PIRQA 145 PCI_BDF(0, 28, 0) INTA PIRQA 146 PCI_BDF(0, 28, 1) INTB PIRQB 147 PCI_BDF(0, 28, 2) INTC PIRQC 148 PCI_BDF(0, 28, 3) INTD PIRQD 149 PCI_BDF(0, 29, 0) INTA PIRQA 150 PCI_BDF(0, 30, 0) INTA PIRQA 151 PCI_BDF(0, 30, 1) INTD PIRQD 152 PCI_BDF(0, 30, 2) INTB PIRQB 153 PCI_BDF(0, 30, 3) INTC PIRQC 154 PCI_BDF(0, 30, 4) INTD PIRQD 155 PCI_BDF(0, 30, 5) INTB PIRQB 156 PCI_BDF(0, 31, 3) INTB PIRQB 157 158 /* 159 * PCIe root ports downstream 160 * interrupts 161 */ 162 PCI_BDF(1, 0, 0) INTA PIRQA 163 PCI_BDF(1, 0, 0) INTB PIRQB 164 PCI_BDF(1, 0, 0) INTC PIRQC 165 PCI_BDF(1, 0, 0) INTD PIRQD 166 PCI_BDF(2, 0, 0) INTA PIRQB 167 PCI_BDF(2, 0, 0) INTB PIRQC 168 PCI_BDF(2, 0, 0) INTC PIRQD 169 PCI_BDF(2, 0, 0) INTD PIRQA 170 PCI_BDF(3, 0, 0) INTA PIRQC 171 PCI_BDF(3, 0, 0) INTB PIRQD 172 PCI_BDF(3, 0, 0) INTC PIRQA 173 PCI_BDF(3, 0, 0) INTD PIRQB 174 PCI_BDF(4, 0, 0) INTA PIRQD 175 PCI_BDF(4, 0, 0) INTB PIRQA 176 PCI_BDF(4, 0, 0) INTC PIRQB 177 PCI_BDF(4, 0, 0) INTD PIRQC 178 >; 179 }; 180 181 spi: spi { 182 #address-cells = <1>; 183 #size-cells = <0>; 184 compatible = "intel,ich9-spi"; 185 spi-flash@0 { 186 #address-cells = <1>; 187 #size-cells = <1>; 188 reg = <0>; 189 compatible = "stmicro,n25q064a", 190 "spi-flash"; 191 memory-map = <0xff800000 0x00800000>; 192 rw-mrc-cache { 193 label = "rw-mrc-cache"; 194 reg = <0x006f0000 0x00010000>; 195 }; 196 }; 197 }; 198 199 gpioa { 200 compatible = "intel,ich6-gpio"; 201 u-boot,dm-pre-reloc; 202 reg = <0 0x20>; 203 bank-name = "A"; 204 use-lvl-write-cache; 205 }; 206 207 gpiob { 208 compatible = "intel,ich6-gpio"; 209 u-boot,dm-pre-reloc; 210 reg = <0x20 0x20>; 211 bank-name = "B"; 212 use-lvl-write-cache; 213 }; 214 215 gpioc { 216 compatible = "intel,ich6-gpio"; 217 u-boot,dm-pre-reloc; 218 reg = <0x40 0x20>; 219 bank-name = "C"; 220 use-lvl-write-cache; 221 }; 222 223 gpiod { 224 compatible = "intel,ich6-gpio"; 225 u-boot,dm-pre-reloc; 226 reg = <0x60 0x20>; 227 bank-name = "D"; 228 use-lvl-write-cache; 229 }; 230 231 gpioe { 232 compatible = "intel,ich6-gpio"; 233 u-boot,dm-pre-reloc; 234 reg = <0x80 0x20>; 235 bank-name = "E"; 236 use-lvl-write-cache; 237 }; 238 239 gpiof { 240 compatible = "intel,ich6-gpio"; 241 u-boot,dm-pre-reloc; 242 reg = <0xA0 0x20>; 243 bank-name = "F"; 244 use-lvl-write-cache; 245 }; 246 }; 247 }; 248 249 fsp { 250 compatible = "intel,baytrail-fsp"; 251 fsp,mrc-init-tseg-size = <0>; 252 fsp,mrc-init-mmio-size = <0x800>; 253 fsp,mrc-init-spd-addr1 = <0xa0>; 254 fsp,mrc-init-spd-addr2 = <0xa2>; 255 fsp,emmc-boot-mode = <1>; 256 fsp,enable-sdio; 257 fsp,enable-sdcard; 258 fsp,enable-hsuart0; 259 fsp,enable-hsuart1; 260 fsp,enable-spi; 261 fsp,enable-sata; 262 fsp,sata-mode = <1>; 263 fsp,enable-lpe; 264 fsp,lpss-sio-enable-pci-mode; 265 fsp,enable-dma0; 266 fsp,enable-dma1; 267 fsp,enable-i2c0; 268 fsp,enable-i2c1; 269 fsp,enable-i2c2; 270 fsp,enable-i2c3; 271 fsp,enable-i2c4; 272 fsp,enable-i2c5; 273 fsp,enable-i2c6; 274 fsp,enable-pwm0; 275 fsp,enable-pwm1; 276 fsp,igd-dvmt50-pre-alloc = <2>; 277 fsp,aperture-size = <2>; 278 fsp,gtt-size = <2>; 279 fsp,scc-enable-pci-mode; 280 fsp,os-selection = <4>; 281 fsp,emmc45-ddr50-enabled; 282 fsp,emmc45-retune-timer-value = <8>; 283 fsp,enable-igd; 284 fsp,enable-memory-down; 285 fsp,memory-down-params { 286 compatible = "intel,baytrail-fsp-mdp"; 287 fsp,dram-speed = <2>; /* 2=1333MHz */ 288 fsp,dram-type = <1>; /* 1=DDR3L */ 289 fsp,dimm-0-enable; 290 fsp,dimm-width = <1>; /* 1=x16, 2=x32 */ 291 fsp,dimm-density = <3>; /* 3=8Gbit */ 292 fsp,dimm-bus-width = <3>; /* 3=64bits */ 293 fsp,dimm-sides = <0>; /* 0=1 ranks -> 0x2b */ 294 295 /* These following values might need a re-visit */ 296 fsp,dimm-tcl = <8>; 297 fsp,dimm-trpt-rcd = <8>; 298 fsp,dimm-twr = <8>; 299 fsp,dimm-twtr = <4>; 300 fsp,dimm-trrd = <6>; 301 fsp,dimm-trtp = <4>; 302 fsp,dimm-tfaw = <22>; 303 }; 304 }; 305 306 microcode { 307 update@0 { 308#include "microcode/m0130673325.dtsi" 309 }; 310 update@1 { 311#include "microcode/m0130679907.dtsi" 312 }; 313 }; 314}; 315