target/linux/mvebu/patches-4.9/471-add-ClearFog-Base-device-tree-files.patch

   1 From b4ac5820bdc98ee24a2f73b8bd7fdf7f82db3a46 Mon Sep 17 00:00:00 2001
   2 From: Marko Ratkaj <marko.ratkaj@sartura.hr>
   3 Date: Fri, 7 Apr 2017 11:02:30 +0200
   4 Subject: [PATCH 2/2] add ClearFog Base device tree files
   5
   6 Signed-off-by: Marko Ratkaj <marko.ratkaj@sartura.hr>
   7 ---
   8  arch/arm/boot/dts/Makefile                         |   1 +
   9  arch/arm/boot/dts/armada-388-clearfog-base.dts     | 161 ++++++++++++
  10  arch/arm/boot/dts/armada-388-clearfog.dtsi         | 282 +++++++++++++++++++++
  11  .../dts/armada-38x-solidrun-microsom-emmc.dtsi     |  62 +++++
  12  4 files changed, 506 insertions(+)
  13  create mode 100644 arch/arm/boot/dts/armada-388-clearfog-base.dts
  14  create mode 100644 arch/arm/boot/dts/armada-388-clearfog.dtsi
  15  create mode 100644 arch/arm/boot/dts/armada-38x-solidrun-microsom-emmc.dtsi
  16
  17 --- a/arch/arm/boot/dts/Makefile
  18 +++ b/arch/arm/boot/dts/Makefile
  19 @@ -925,6 +925,7 @@ dtb-$(CONFIG_MACH_ARMADA_38X) += \
  20         armada-385-linksys-shelby.dtb \
  21         armada-388-clearfog.dtb \
  22         armada-388-clearfog-pro.dtb \
  23 +       armada-388-clearfog-base.dtb \
  24         armada-388-db.dtb \
  25         armada-388-gp.dtb \
  26         armada-388-rd.dtb
  27 --- /dev/null
  28 +++ b/arch/arm/boot/dts/armada-388-clearfog-base.dts
  29 @@ -0,0 +1,161 @@
  30 +/*
  31 + * Device Tree file for SolidRun Clearfog Base revision A1 rev 2.0 (88F6828)
  32 + *
  33 + *  Copyright (C) 2015 Russell King
  34 + *
  35 + * This board is in development; the contents of this file work with
  36 + * the A1 rev 2.0 of the board, which does not represent final
  37 + * production board.  Things will change, don't expect this file to
  38 + * remain compatible info the future.
  39 + *
  40 + * This file is dual-licensed: you can use it either under the terms
  41 + * of the GPL or the X11 license, at your option. Note that this dual
  42 + * licensing only applies to this file, and not this project as a
  43 + * whole.
  44 + *
  45 + *  a) This file is free software; you can redistribute it and/or
  46 + *     modify it under the terms of the GNU General Public License
  47 + *     version 2 as published by the Free Software Foundation.
  48 + *
  49 + *     This file is distributed in the hope that it will be useful,
  50 + *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  51 + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  52 + *     GNU General Public License for more details.
  53 + *
  54 + * Or, alternatively,
  55 + *
  56 + *  b) Permission is hereby granted, free of charge, to any person
  57 + *     obtaining a copy of this software and associated documentation
  58 + *     files (the "Software"), to deal in the Software without
  59 + *     restriction, including without limitation the rights to use,
  60 + *     copy, modify, merge, publish, distribute, sublicense, and/or
  61 + *     sell copies of the Software, and to permit persons to whom the
  62 + *     Software is furnished to do so, subject to the following
  63 + *     conditions:
  64 + *
  65 + *     The above copyright notice and this permission notice shall be
  66 + *     included in all copies or substantial portions of the Software.
  67 + *
  68 + *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  69 + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  70 + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  71 + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  72 + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  73 + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  74 + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  75 + *     OTHER DEALINGS IN THE SOFTWARE.
  76 + */
  77 +
  78 +/dts-v1/;
  79 +#include "armada-388-clearfog.dtsi"
  80 +#include "armada-38x-solidrun-microsom-emmc.dtsi"
  81 +
  82 +/ {
  83 +       model = "SolidRun Clearfog Base A1";
  84 +       compatible = "solidrun,clearfog-base-a1",
  85 +               "solidrun,clearfog-a1", "marvell,armada388",
  86 +               "marvell,armada385", "marvell,armada380";
  87 +
  88 +       gpio-keys {
  89 +               compatible = "gpio-keys";
  90 +               pinctrl-0 = <&rear_button_pins>;
  91 +               pinctrl-names = "default";
  92 +
  93 +               button_0 {
  94 +                       /* The rear SW3 button */
  95 +                       label = "Rear Button";
  96 +                       gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
  97 +                       linux,can-disable;
  98 +                       linux,code = <BTN_0>;
  99 +               };
 100 +       };
 101 +};
 102 +
 103 +&eth1 {
 104 +       phy = <&phy1>;
 105 +};
 106 +
 107 +&gpio0 {
 108 +       phy1_reset {
 109 +               gpio-hog;
 110 +               gpios = <19 GPIO_ACTIVE_LOW>;
 111 +               output-low;
 112 +               line-name = "phy1-reset";
 113 +       };
 114 +};
 115 +
 116 +&mdio {
 117 +       pinctrl-0 = <&mdio_pins &microsom_phy_clk_pins &clearfog_phy_pins>;
 118 +       phy1: ethernet-phy@1 {
 119 +               /*
 120 +                * Annoyingly, the marvell phy driver configures the LED
 121 +                * register, rather than preserving reset-loaded setting.
 122 +                * We undo that rubbish here.
 123 +                */
 124 +               marvell,reg-init = <3 16 0 0x101e>;
 125 +               reg = <1>;
 126 +       };
 127 +};
 128 +
 129 +&pinctrl {
 130 +       /* phy1 reset */
 131 +       clearfog_phy_pins: clearfog-phy-pins {
 132 +               marvell,pins = "mpp19";
 133 +               marvell,function = "gpio";
 134 +       };
 135 +       rear_button_pins: rear-button-pins {
 136 +               marvell,pins = "mpp44";
 137 +               marvell,function = "gpio";
 138 +       };
 139 +};
 140 +
 141 +/*
 142 +MPP
 143 +18: pu gpio            pca9655 int
 144 +19:    gpio            phy reset
 145 +20: pu gpio            sd0 detect
 146 +21:    sd0:cmd
 147 +22: pd gpio            mikro int
 148 +23:
 149 +
 150 +24:    ua1:rxd         mikro rx
 151 +25:    ua1:txd         mikro tx
 152 +26: pu i2c1:sck
 153 +27: pu i2c1:sda
 154 +28:    sd0:clk
 155 +29: pd gpio            mikro rst
 156 +30:
 157 +31:
 158 +
 159 +32:
 160 +33:
 161 +34:
 162 +35:
 163 +36:
 164 +37:    sd0:d3
 165 +38:    sd0:d0
 166 +39:    sd0:d1
 167 +
 168 +40:    sd0:d2
 169 +41:
 170 +42:
 171 +43:    spi1:cs2        mikro cs
 172 +44:    gpio            rear button sw3
 173 +45:    ref:clk_out0    phy#0 clock
 174 +46:    ref:clk_out1    phy#1 clock
 175 +47:
 176 +
 177 +48:    gpio            J18 spare gpio
 178 +49:    gpio            U10 I2C_IRQ(GNSS)
 179 +50:    gpio            board id?
 180 +51:
 181 +52:
 182 +53:
 183 +54:    gpio            mikro pwm
 184 +55:
 185 +
 186 +56: pu spi1:mosi       mikro mosi
 187 +57: pd spi1:sck        mikro sck
 188 +58:    spi1:miso       mikro miso
 189 +59:
 190 +*/
 191 --- /dev/null
 192 +++ b/arch/arm/boot/dts/armada-388-clearfog.dtsi
 193 @@ -0,0 +1,282 @@
 194 +/*
 195 + * Device Tree include file for SolidRun Clearfog 88F6828 based boards
 196 + *
 197 + *  Copyright (C) 2015 Russell King
 198 + *
 199 + * This board is in development; the contents of this file work with
 200 + * the A1 rev 2.0 of the board, which does not represent final
 201 + * production board.  Things will change, don't expect this file to
 202 + * remain compatible info the future.
 203 + *
 204 + * This file is dual-licensed: you can use it either under the terms
 205 + * of the GPL or the X11 license, at your option. Note that this dual
 206 + * licensing only applies to this file, and not this project as a
 207 + * whole.
 208 + *
 209 + *  a) This file is free software; you can redistribute it and/or
 210 + *     modify it under the terms of the GNU General Public License
 211 + *     version 2 as published by the Free Software Foundation.
 212 + *
 213 + *     This file is distributed in the hope that it will be useful
 214 + *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 215 + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 216 + *     GNU General Public License for more details.
 217 + *
 218 + * Or, alternatively
 219 + *
 220 + *  b) Permission is hereby granted, free of charge, to any person
 221 + *     obtaining a copy of this software and associated documentation
 222 + *     files (the "Software"), to deal in the Software without
 223 + *     restriction, including without limitation the rights to use
 224 + *     copy, modify, merge, publish, distribute, sublicense, and/or
 225 + *     sell copies of the Software, and to permit persons to whom the
 226 + *     Software is furnished to do so, subject to the following
 227 + *     conditions:
 228 + *
 229 + *     The above copyright notice and this permission notice shall be
 230 + *     included in all copies or substantial portions of the Software.
 231 + *
 232 + *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND
 233 + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 234 + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 235 + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 236 + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY
 237 + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 238 + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 239 + *     OTHER DEALINGS IN THE SOFTWARE.
 240 + */
 241 +
 242 +#include "armada-388.dtsi"
 243 +#include "armada-38x-solidrun-microsom.dtsi"
 244 +
 245 +/ {
 246 +       aliases {
 247 +               /* So that mvebu u-boot can update the MAC addresses */
 248 +               ethernet1 = &eth0;
 249 +               ethernet2 = &eth1;
 250 +               ethernet3 = &eth2;
 251 +       };
 252 +
 253 +       chosen {
 254 +               stdout-path = "serial0:115200n8";
 255 +       };
 256 +
 257 +       reg_3p3v: regulator-3p3v {
 258 +               compatible = "regulator-fixed";
 259 +               regulator-name = "3P3V";
 260 +               regulator-min-microvolt = <3300000>;
 261 +               regulator-max-microvolt = <3300000>;
 262 +               regulator-always-on;
 263 +       };
 264 +
 265 +       soc {
 266 +               internal-regs {
 267 +                       sata@a8000 {
 268 +                               /* pinctrl? */
 269 +                               status = "okay";
 270 +                       };
 271 +
 272 +                       sata@e0000 {
 273 +                               /* pinctrl? */
 274 +                               status = "okay";
 275 +                       };
 276 +
 277 +                       sdhci@d8000 {
 278 +                               bus-width = <4>;
 279 +                               cd-gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
 280 +                               no-1-8-v;
 281 +                               pinctrl-0 = <&microsom_sdhci_pins
 282 +                                            &clearfog_sdhci_cd_pins>;
 283 +                               pinctrl-names = "default";
 284 +                               status = "okay";
 285 +                               vmmc = <&reg_3p3v>;
 286 +                               wp-inverted;
 287 +                       };
 288 +
 289 +                       usb@58000 {
 290 +                               /* CON3, nearest  power. */
 291 +                               status = "okay";
 292 +                       };
 293 +
 294 +                       usb3@f8000 {
 295 +                               /* CON7 */
 296 +                               status = "okay";
 297 +                       };
 298 +               };
 299 +
 300 +               pcie-controller {
 301 +                       status = "okay";
 302 +                       /*
 303 +                        * The two PCIe units are accessible through
 304 +                        * the mini-PCIe connectors on the board.
 305 +                        */
 306 +                       pcie@2,0 {
 307 +                               /* Port 1, Lane 0. CON3, nearest power. */
 308 +                               reset-gpios = <&expander0 1 GPIO_ACTIVE_LOW>;
 309 +                               status = "okay";
 310 +                       };
 311 +               };
 312 +       };
 313 +
 314 +       sfp: sfp {
 315 +               compatible = "sff,sfp";
 316 +               i2c-bus = <&i2c1>;
 317 +               los-gpio = <&expander0 12 GPIO_ACTIVE_HIGH>;
 318 +               moddef0-gpio = <&expander0 15 GPIO_ACTIVE_LOW>;
 319 +               sfp,ethernet = <&eth2>;
 320 +               tx-disable-gpio = <&expander0 14 GPIO_ACTIVE_HIGH>;
 321 +               tx-fault-gpio = <&expander0 13 GPIO_ACTIVE_HIGH>;
 322 +       };
 323 +};
 324 +
 325 +&eth1 {
 326 +       /* ethernet@30000 */
 327 +       bm,pool-long = <2>;
 328 +       bm,pool-short = <1>;
 329 +       buffer-manager = <&bm>;
 330 +       phy-mode = "sgmii";
 331 +       status = "okay";
 332 +};
 333 +
 334 +&eth2 {
 335 +       /* ethernet@34000 */
 336 +       bm,pool-long = <3>;
 337 +       bm,pool-short = <1>;
 338 +       buffer-manager = <&bm>;
 339 +       managed = "in-band-status";
 340 +       phy-mode = "sgmii";
 341 +       status = "okay";
 342 +};
 343 +
 344 +&i2c0 {
 345 +       clock-frequency = <400000>;
 346 +       pinctrl-0 = <&i2c0_pins>;
 347 +       pinctrl-names = "default";
 348 +       status = "okay";
 349 +
 350 +       /*
 351 +        * PCA9655 GPIO expander, up to 1MHz clock.
 352 +        *  0-CON3 CLKREQ#
 353 +        *  1-CON3 PERST#
 354 +        *  2-
 355 +        *  3-CON3 W_DISABLE
 356 +        *  4-
 357 +        *  5-USB3 overcurrent
 358 +        *  6-USB3 power
 359 +        *  7-
 360 +        *  8-JP4 P1
 361 +        *  9-JP4 P4
 362 +        * 10-JP4 P5
 363 +        * 11-m.2 DEVSLP
 364 +        * 12-SFP_LOS
 365 +        * 13-SFP_TX_FAULT
 366 +        * 14-SFP_TX_DISABLE
 367 +        * 15-SFP_MOD_DEF0
 368 +        */
 369 +       expander0: gpio-expander@20 {
 370 +               /*
 371 +                * This is how it should be:
 372 +                * compatible = "onnn,pca9655", "nxp,pca9555";
 373 +                * but you can't do this because of the way I2C works.
 374 +                */
 375 +               compatible = "nxp,pca9555";
 376 +               gpio-controller;
 377 +               #gpio-cells = <2>;
 378 +               reg = <0x20>;
 379 +
 380 +               pcie1_0_clkreq {
 381 +                       gpio-hog;
 382 +                       gpios = <0 GPIO_ACTIVE_LOW>;
 383 +                       input;
 384 +                       line-name = "pcie1.0-clkreq";
 385 +               };
 386 +               pcie1_0_w_disable {
 387 +                       gpio-hog;
 388 +                       gpios = <3 GPIO_ACTIVE_LOW>;
 389 +                       output-low;
 390 +                       line-name = "pcie1.0-w-disable";
 391 +               };
 392 +               usb3_ilimit {
 393 +                       gpio-hog;
 394 +                       gpios = <5 GPIO_ACTIVE_LOW>;
 395 +                       input;
 396 +                       line-name = "usb3-current-limit";
 397 +               };
 398 +               usb3_power {
 399 +                       gpio-hog;
 400 +                       gpios = <6 GPIO_ACTIVE_HIGH>;
 401 +                       output-high;
 402 +                       line-name = "usb3-power";
 403 +               };
 404 +               m2_devslp {
 405 +                       gpio-hog;
 406 +                       gpios = <11 GPIO_ACTIVE_HIGH>;
 407 +                       output-low;
 408 +                       line-name = "m.2 devslp";
 409 +               };
 410 +       };
 411 +
 412 +       /* The MCP3021 supports standard and fast modes */
 413 +       mikrobus_adc: mcp3021@4c {
 414 +               compatible = "microchip,mcp3021";
 415 +               reg = <0x4c>;
 416 +       };
 417 +};
 418 +
 419 +&i2c1 {
 420 +       /*
 421 +        * Routed to SFP, mikrobus, and PCIe.
 422 +        * SFP limits this to 100kHz, and requires an AT24C01A/02/04 with
 423 +        *  address pins tied low, which takes addresses 0x50 and 0x51.
 424 +        * Mikrobus doesn't specify beyond an I2C bus being present.
 425 +        * PCIe uses ARP to assign addresses, or 0x63-0x64.
 426 +        */
 427 +       clock-frequency = <100000>;
 428 +       pinctrl-0 = <&clearfog_i2c1_pins>;
 429 +       pinctrl-names = "default";
 430 +       status = "okay";
 431 +};
 432 +
 433 +&pinctrl {
 434 +       clearfog_i2c1_pins: i2c1-pins {
 435 +               /* SFP, PCIe, mSATA, mikrobus */
 436 +               marvell,pins = "mpp26", "mpp27";
 437 +               marvell,function = "i2c1";
 438 +       };
 439 +       clearfog_sdhci_cd_pins: clearfog-sdhci-cd-pins {
 440 +               marvell,pins = "mpp20";
 441 +               marvell,function = "gpio";
 442 +       };
 443 +       mikro_pins: mikro-pins {
 444 +               /* int: mpp22 rst: mpp29 */
 445 +               marvell,pins = "mpp22", "mpp29";
 446 +               marvell,function = "gpio";
 447 +       };
 448 +       mikro_spi_pins: mikro-spi-pins {
 449 +               marvell,pins = "mpp43";
 450 +               marvell,function = "spi1";
 451 +       };
 452 +       mikro_uart_pins: mikro-uart-pins {
 453 +               marvell,pins = "mpp24", "mpp25";
 454 +               marvell,function = "ua1";
 455 +       };
 456 +};
 457 +
 458 +&spi1 {
 459 +       /*
 460 +        * Add SPI CS pins for clearfog:
 461 +        * CS0: W25Q32 (not populated on uSOM)
 462 +        * CS1: PIC microcontroller (Pro models)
 463 +        * CS2: mikrobus
 464 +        */
 465 +       pinctrl-0 = <&spi1_pins &mikro_spi_pins>;
 466 +       pinctrl-names = "default";
 467 +       status = "okay";
 468 +};
 469 +
 470 +&uart1 {
 471 +       /* mikrobus uart */
 472 +       pinctrl-0 = <&mikro_uart_pins>;
 473 +       pinctrl-names = "default";
 474 +       status = "okay";
 475 +};
 476 --- /dev/null
 477 +++ b/arch/arm/boot/dts/armada-38x-solidrun-microsom-emmc.dtsi
 478 @@ -0,0 +1,62 @@
 479 +/*
 480 + * Device Tree file for SolidRun Armada 38x Microsom add-on for eMMC
 481 + *
 482 + *  Copyright (C) 2015 Russell King
 483 + *
 484 + * This board is in development; the contents of this file work with
 485 + * the A1 rev 2.0 of the board, which does not represent final
 486 + * production board.  Things will change, don't expect this file to
 487 + * remain compatible info the future.
 488 + *
 489 + * This file is dual-licensed: you can use it either under the terms
 490 + * of the GPL or the X11 license, at your option. Note that this dual
 491 + * licensing only applies to this file, and not this project as a
 492 + * whole.
 493 + *
 494 + *  a) This file is free software; you can redistribute it and/or
 495 + *     modify it under the terms of the GNU General Public License
 496 + *     version 2 as published by the Free Software Foundation.
 497 + *
 498 + *     This file is distributed in the hope that it will be useful
 499 + *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 500 + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 501 + *     GNU General Public License for more details.
 502 + *
 503 + * Or, alternatively
 504 + *
 505 + *  b) Permission is hereby granted, free of charge, to any person
 506 + *     obtaining a copy of this software and associated documentation
 507 + *     files (the "Software"), to deal in the Software without
 508 + *     restriction, including without limitation the rights to use
 509 + *     copy, modify, merge, publish, distribute, sublicense, and/or
 510 + *     sell copies of the Software, and to permit persons to whom the
 511 + *     Software is furnished to do so, subject to the following
 512 + *     conditions:
 513 + *
 514 + *     The above copyright notice and this permission notice shall be
 515 + *     included in all copies or substantial portions of the Software.
 516 + *
 517 + *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND
 518 + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 519 + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 520 + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 521 + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY
 522 + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 523 + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 524 + *     OTHER DEALINGS IN THE SOFTWARE.
 525 + */
 526 +/ {
 527 +       soc {
 528 +               internal-regs {
 529 +                       sdhci@d8000 {
 530 +                               bus-width = <4>;
 531 +                               no-1-8-v;
 532 +                               non-removable;
 533 +                               pinctrl-0 = <&microsom_sdhci_pins>;
 534 +                               pinctrl-names = "default";
 535 +                               status = "okay";
 536 +                               wp-inverted;
 537 +                       };
 538 +               };
 539 +       };
 540 +};