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/dts-v1/; 9 10#include <dt-bindings/gpio/x86-gpio.h> 11#include <dt-bindings/interrupt-router/intel-irq.h> 12 13/include/ "skeleton.dtsi" 14/include/ "serial.dtsi" 15/include/ "rtc.dtsi" 16/include/ "tsc_timer.dtsi" 17 18/ { 19 model = "congatec-QEVAL20-QA3-E3845"; 20 compatible = "congatec,qeval20-qa3-e3845", "intel,baytrail"; 21 22 aliases { 23 serial0 = &serial; 24 spi0 = &spi; 25 }; 26 27 config { 28 silent_console = <0>; 29 }; 30 31 pch_pinctrl { 32 compatible = "intel,x86-pinctrl"; 33 reg = <0 0>; 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 /* Add SMBus PAD configuration */ 51 smbus_clk@0 { 52 pad-offset = <0x580>; 53 mode-func = <1>; 54 }; 55 56 smbus_data@0 { 57 pad-offset = <0x5a0>; 58 mode-func = <1>; 59 }; 60 }; 61 62 chosen { 63 stdout-path = "/serial"; 64 }; 65 66 cpus { 67 #address-cells = <1>; 68 #size-cells = <0>; 69 70 cpu@0 { 71 device_type = "cpu"; 72 compatible = "intel,baytrail-cpu"; 73 reg = <0>; 74 intel,apic-id = <0>; 75 }; 76 77 cpu@1 { 78 device_type = "cpu"; 79 compatible = "intel,baytrail-cpu"; 80 reg = <1>; 81 intel,apic-id = <2>; 82 }; 83 84 cpu@2 { 85 device_type = "cpu"; 86 compatible = "intel,baytrail-cpu"; 87 reg = <2>; 88 intel,apic-id = <4>; 89 }; 90 91 cpu@3 { 92 device_type = "cpu"; 93 compatible = "intel,baytrail-cpu"; 94 reg = <3>; 95 intel,apic-id = <6>; 96 }; 97 }; 98 99 pci { 100 compatible = "intel,pci-baytrail", "pci-x86"; 101 #address-cells = <3>; 102 #size-cells = <2>; 103 u-boot,dm-pre-reloc; 104 ranges = <0x02000000 0x0 0x80000000 0x80000000 0 0x40000000 105 0x42000000 0x0 0xc0000000 0xc0000000 0 0x20000000 106 0x01000000 0x0 0x2000 0x2000 0 0xe000>; 107 108 pch@1f,0 { 109 reg = <0x0000f800 0 0 0 0>; 110 compatible = "pci8086,0f1c", "intel,pch9"; 111 #address-cells = <1>; 112 #size-cells = <1>; 113 114 irq-router { 115 compatible = "intel,irq-router"; 116 intel,pirq-config = "ibase"; 117 intel,ibase-offset = <0x50>; 118 intel,actl-addr = <0>; 119 intel,pirq-link = <8 8>; 120 intel,pirq-mask = <0xdee0>; 121 intel,pirq-routing = < 122 /* BayTrail PCI devices */ 123 PCI_BDF(0, 2, 0) INTA PIRQA 124 PCI_BDF(0, 3, 0) INTA PIRQA 125 PCI_BDF(0, 16, 0) INTA PIRQA 126 PCI_BDF(0, 17, 0) INTA PIRQA 127 PCI_BDF(0, 18, 0) INTA PIRQA 128 PCI_BDF(0, 19, 0) INTA PIRQA 129 PCI_BDF(0, 20, 0) INTA PIRQA 130 PCI_BDF(0, 21, 0) INTA PIRQA 131 PCI_BDF(0, 22, 0) INTA PIRQA 132 PCI_BDF(0, 23, 0) INTA PIRQA 133 PCI_BDF(0, 24, 0) INTA PIRQA 134 PCI_BDF(0, 24, 1) INTC PIRQC 135 PCI_BDF(0, 24, 2) INTD PIRQD 136 PCI_BDF(0, 24, 3) INTB PIRQB 137 PCI_BDF(0, 24, 4) INTA PIRQA 138 PCI_BDF(0, 24, 5) INTC PIRQC 139 PCI_BDF(0, 24, 6) INTD PIRQD 140 PCI_BDF(0, 24, 7) INTB PIRQB 141 PCI_BDF(0, 26, 0) INTA PIRQA 142 PCI_BDF(0, 27, 0) INTA PIRQA 143 PCI_BDF(0, 28, 0) INTA PIRQA 144 PCI_BDF(0, 28, 1) INTB PIRQB 145 PCI_BDF(0, 28, 2) INTC PIRQC 146 PCI_BDF(0, 28, 3) INTD PIRQD 147 PCI_BDF(0, 29, 0) INTA PIRQA 148 PCI_BDF(0, 30, 0) INTA PIRQA 149 PCI_BDF(0, 30, 1) INTD PIRQD 150 PCI_BDF(0, 30, 2) INTB PIRQB 151 PCI_BDF(0, 30, 3) INTC PIRQC 152 PCI_BDF(0, 30, 4) INTD PIRQD 153 PCI_BDF(0, 30, 5) INTB PIRQB 154 PCI_BDF(0, 31, 3) INTB PIRQB 155 156 /* 157 * PCIe root ports downstream 158 * interrupts 159 */ 160 PCI_BDF(1, 0, 0) INTA PIRQA 161 PCI_BDF(1, 0, 0) INTB PIRQB 162 PCI_BDF(1, 0, 0) INTC PIRQC 163 PCI_BDF(1, 0, 0) INTD PIRQD 164 PCI_BDF(2, 0, 0) INTA PIRQB 165 PCI_BDF(2, 0, 0) INTB PIRQC 166 PCI_BDF(2, 0, 0) INTC PIRQD 167 PCI_BDF(2, 0, 0) INTD PIRQA 168 PCI_BDF(3, 0, 0) INTA PIRQC 169 PCI_BDF(3, 0, 0) INTB PIRQD 170 PCI_BDF(3, 0, 0) INTC PIRQA 171 PCI_BDF(3, 0, 0) INTD PIRQB 172 PCI_BDF(4, 0, 0) INTA PIRQD 173 PCI_BDF(4, 0, 0) INTB PIRQA 174 PCI_BDF(4, 0, 0) INTC PIRQB 175 PCI_BDF(4, 0, 0) INTD PIRQC 176 >; 177 }; 178 179 spi: spi { 180 #address-cells = <1>; 181 #size-cells = <0>; 182 compatible = "intel,ich9-spi"; 183 spi-flash@0 { 184 #address-cells = <1>; 185 #size-cells = <1>; 186 reg = <0>; 187 compatible = "stmicro,n25q064a", 188 "spi-flash"; 189 memory-map = <0xff800000 0x00800000>; 190 rw-mrc-cache { 191 label = "rw-mrc-cache"; 192 reg = <0x006f0000 0x00010000>; 193 }; 194 }; 195 }; 196 197 gpioa { 198 compatible = "intel,ich6-gpio"; 199 u-boot,dm-pre-reloc; 200 reg = <0 0x20>; 201 bank-name = "A"; 202 use-lvl-write-cache; 203 }; 204 205 gpiob { 206 compatible = "intel,ich6-gpio"; 207 u-boot,dm-pre-reloc; 208 reg = <0x20 0x20>; 209 bank-name = "B"; 210 use-lvl-write-cache; 211 }; 212 213 gpioc { 214 compatible = "intel,ich6-gpio"; 215 u-boot,dm-pre-reloc; 216 reg = <0x40 0x20>; 217 bank-name = "C"; 218 use-lvl-write-cache; 219 }; 220 221 gpiod { 222 compatible = "intel,ich6-gpio"; 223 u-boot,dm-pre-reloc; 224 reg = <0x60 0x20>; 225 bank-name = "D"; 226 use-lvl-write-cache; 227 }; 228 229 gpioe { 230 compatible = "intel,ich6-gpio"; 231 u-boot,dm-pre-reloc; 232 reg = <0x80 0x20>; 233 bank-name = "E"; 234 use-lvl-write-cache; 235 }; 236 237 gpiof { 238 compatible = "intel,ich6-gpio"; 239 u-boot,dm-pre-reloc; 240 reg = <0xA0 0x20>; 241 bank-name = "F"; 242 use-lvl-write-cache; 243 }; 244 }; 245 }; 246 247 fsp { 248 compatible = "intel,baytrail-fsp"; 249 fsp,mrc-init-tseg-size = <0>; 250 fsp,mrc-init-mmio-size = <0x800>; 251 fsp,mrc-init-spd-addr1 = <0xa0>; 252 fsp,mrc-init-spd-addr2 = <0xa2>; 253 fsp,emmc-boot-mode = <1>; 254 fsp,enable-sdio; 255 fsp,enable-sdcard; 256 fsp,enable-hsuart1; 257 fsp,enable-spi; 258 fsp,enable-sata; 259 fsp,sata-mode = <1>; 260 fsp,enable-lpe; 261 fsp,lpss-sio-enable-pci-mode; 262 fsp,enable-dma0; 263 fsp,enable-dma1; 264 fsp,enable-pwm0; 265 fsp,enable-pwm1; 266 fsp,igd-dvmt50-pre-alloc = <2>; 267 fsp,aperture-size = <2>; 268 fsp,gtt-size = <2>; 269 fsp,scc-enable-pci-mode; 270 fsp,os-selection = <4>; 271 fsp,emmc45-ddr50-enabled; 272 fsp,emmc45-retune-timer-value = <8>; 273 fsp,enable-igd; 274 fsp,enable-memory-down; 275 fsp,memory-down-params { 276 compatible = "intel,baytrail-fsp-mdp"; 277 fsp,dram-speed = <2>; /* 2=1333MHz */ 278 fsp,dram-type = <1>; /* 1=DDR3L */ 279 fsp,dimm-0-enable; 280 fsp,dimm-1-enable; 281 fsp,dimm-width = <1>; /* 1=x16, 2=x32 */ 282 fsp,dimm-density = <2>; /* 2=4Gbit */ 283 fsp,dimm-bus-width = <3>; /* 3=64bits */ 284 fsp,dimm-sides = <0>; /* 0=1 ranks -> 0x2b */ 285 286 /* These following values might need a re-visit */ 287 fsp,dimm-tcl = <8>; 288 fsp,dimm-trpt-rcd = <8>; 289 fsp,dimm-twr = <8>; 290 fsp,dimm-twtr = <4>; 291 fsp,dimm-trrd = <6>; 292 fsp,dimm-trtp = <4>; 293 fsp,dimm-tfaw = <22>; 294 }; 295 }; 296 297 microcode { 298 update@0 { 299#include "microcode/m0130673325.dtsi" 300 }; 301 update@1 { 302#include "microcode/m0130679907.dtsi" 303 }; 304 }; 305}; 306