target/linux/ipq40xx/files-4.14/arch/arm/boot/dts/qcom-ipq4029-mr33.dts

   1 /*
   2  * Device Tree Source for Meraki MR33 (Stinkbug)
   3  *
   4  * Copyright (C) 2017 Chris Blake <chrisrblake93@gmail.com>
   5  * Copyright (C) 2017 Christian Lamparter <chunkeey@googlemail.com>
   6  *
   7  * Based on Cisco Meraki DTS from GPL release r25-linux-3.14-20170427
   8  *
   9  * This file is licensed under the terms of the GNU General Public
  10  * License version 2.  This program is licensed "as is" without
  11  * any warranty of any kind, whether express or implied.
  12  */
  13
  14 #include "qcom-ipq4019.dtsi"
  15 #include "qcom-ipq4019-bus.dtsi"
  16 #include <dt-bindings/gpio/gpio.h>
  17 #include <dt-bindings/input/input.h>
  18 #include <dt-bindings/soc/qcom,tcsr.h>
  19
  20 / {
  21         model = "Meraki MR33 Access Point";
  22         compatible = "meraki,mr33", "qcom,ipq4019";
  23
  24         aliases {
  25                 led-boot = &status_green;
  26                 led-failsafe = &status_red;
  27                 led-running = &status_green;
  28                 led-upgrade = &power_orange;
  29         };
  30
  31         /* Do we really need this defined? */
  32         memory {
  33                 device_type = "memory";
  34                 reg = <0x80000000 0x10000000>;
  35         };
  36
  37         reserved-memory {
  38                 #address-cells = <0x1>;
  39                 #size-cells = <0x1>;
  40                 ranges;
  41
  42                 tz_apps@87b80000 {
  43                         reg = <0x87b80000 0x280000>;
  44                         reusable;
  45                 };
  46
  47                 smem@87e00000 {
  48                         reg = <0x87e00000 0x080000>;
  49                         no-map;
  50                 };
  51
  52                 tz@87e80000 {
  53                         reg = <0x87e80000 0x180000>;
  54                         no-map;
  55                 };
  56         };
  57
  58         soc {
  59                 mdio@90000 {
  60                         status = "okay";
  61                         pinctrl-0 = <&mdio_pins>;
  62                         pinctrl-names = "default";
  63                         /delete-node/ ethernet-phy@0;
  64                         /delete-node/ ethernet-phy@2;
  65                         /delete-node/ ethernet-phy@3;
  66                         /delete-node/ ethernet-phy@4;
  67                 };
  68
  69                 /* It is a 56-bit counter that supplies the count to the ARM arch
  70                    timers and without upstream driver */
  71                 counter@4a1000 {
  72                         compatible = "qcom,qca-gcnt";
  73                         reg = <0x4a1000 0x4>;
  74                 };
  75
  76                 ess_tcsr@1953000 {
  77                         compatible = "qcom,tcsr";
  78                         reg = <0x1953000 0x1000>;
  79                         qcom,ess-interface-select = <TCSR_ESS_PSGMII_RGMII5>;
  80                 };
  81
  82                 tcsr@1949000 {
  83                         compatible = "qcom,tcsr";
  84                         reg = <0x1949000 0x100>;
  85                         qcom,wifi_glb_cfg = <TCSR_WIFI_GLB_CFG>;
  86                 };
  87
  88                 tcsr@1957000 {
  89                         compatible = "qcom,tcsr";
  90                         reg = <0x1957000 0x100>;
  91                         qcom,wifi_noc_memtype_m0_m2 = <TCSR_WIFI_NOC_MEMTYPE_M0_M2>;
  92                 };
  93
  94                 serial@78af000 {
  95                         pinctrl-0 = <&serial_0_pins>;
  96                         pinctrl-names = "default";
  97                         status = "okay";
  98                 };
  99
 100                 serial@78b0000 {
 101                         pinctrl-0 = <&serial_1_pins>;
 102                         pinctrl-names = "default";
 103                         status = "okay";
 104
 105                         bluetooth {
 106                                 compatible = "ti,cc2650";
 107                                 enable-gpios = <&tlmm 12 GPIO_ACTIVE_LOW>;
 108                         };
 109                 };
 110
 111                 crypto@8e3a000 {
 112                         status = "okay";
 113                 };
 114
 115                 watchdog@b017000 {
 116                         status = "okay";
 117                 };
 118
 119                 ess-switch@c000000 {
 120                         switch_mac_mode = <0x3>; /* mac mode for RGMII RMII */
 121                         switch_lan_bmp = <0x0>; /* lan port bitmap */
 122                         switch_wan_bmp = <0x10>; /* wan port bitmap */
 123                 };
 124
 125                 edma@c080000 {
 126                         qcom,single-phy;
 127                         qcom,num_gmac = <1>;
 128                         phy-mode = "rgmii-rxid";
 129                         status = "okay";
 130                 };
 131         };
 132
 133         gpio-keys {
 134                 compatible = "gpio-keys";
 135
 136                 reset {
 137                         label = "reset";
 138                         gpios = <&tlmm 18 GPIO_ACTIVE_LOW>;
 139                         linux,code = <KEY_RESTART>;
 140                 };
 141         };
 142
 143         gpio-leds {
 144                 compatible = "gpio-leds";
 145
 146                 power_orange: power {
 147                         label = "mr33:orange:power";
 148                         gpios = <&tlmm 49 GPIO_ACTIVE_LOW>;
 149                         panic-indicator;
 150                 };
 151         };
 152 };
 153
 154 &blsp_dma {
 155         status = "okay";
 156 };
 157
 158 &cryptobam {
 159         status = "okay";
 160 };
 161
 162 &gmac0 {
 163         qcom,phy_mdio_addr = <1>;
 164         qcom,poll_required = <1>;
 165         vlan_tag = <0 0x20>;
 166 };
 167
 168 &i2c_0 {
 169         pinctrl-0 = <&i2c_0_pins>;
 170         pinctrl-names = "default";
 171         status = "okay";
 172         at24@50 {
 173                 compatible = "atmel,24c64";
 174                 pagesize = <32>;
 175                 reg = <0x50>;
 176                 read-only; /* This holds our MAC & Meraki board-data */
 177         };
 178 };
 179
 180 &i2c_1 {
 181         pinctrl-0 = <&i2c_1_pins>;
 182         pinctrl-names = "default";
 183         status = "okay";
 184
 185         lp5562@30 {
 186                 enable-gpio = <&tlmm 48 GPIO_ACTIVE_HIGH>;
 187                 compatible = "ti,lp5562";
 188                 clock-mode = /bits/8 <2>;
 189                 reg = <0x30>;
 190
 191                 /* RGB led */
 192                 status_red: chan0 {
 193                         chan-name = "mr33:red:status";
 194                         led-cur = /bits/ 8 <0x20>;
 195                         max-cur = /bits/ 8 <0x60>;
 196                 };
 197
 198                 status_green: chan1 {
 199                         chan-name = "mr33:green:status";
 200                         led-cur = /bits/ 8 <0x20>;
 201                         max-cur = /bits/ 8 <0x60>;
 202                 };
 203
 204                 chan2 {
 205                         chan-name = "mr33:blue:status";
 206                         led-cur = /bits/ 8 <0x20>;
 207                         max-cur = /bits/ 8 <0x60>;
 208                 };
 209
 210                 chan3 {
 211                         chan-name = "mr33:white:status";
 212                         led-cur = /bits/ 8 <0x20>;
 213                         max-cur = /bits/ 8 <0x60>;
 214                 };
 215         };
 216 };
 217
 218 &nand {
 219         pinctrl-0 = <&nand_pins>;
 220         pinctrl-names = "default";
 221         status = "okay";
 222
 223         nand@0 {
 224                 partitions {
 225                         compatible = "fixed-partitions";
 226                         #address-cells = <1>;
 227                         #size-cells = <1>;
 228
 229                         partition@0 {
 230                                 label = "sbl1";
 231                                 reg = <0x000000000000 0x000000100000>;
 232                                 read-only;
 233                         };
 234                         partition@1 {
 235                                 label = "mibib";
 236                                 reg = <0x000000100000 0x000000100000>;
 237                                 read-only;
 238                         };
 239                         partition@2 {
 240                                 label = "bootconfig";
 241                                 reg = <0x000000200000 0x000000100000>;
 242                                 read-only;
 243                         };
 244                         partition@3 {
 245                                 label = "qsee";
 246                                 reg = <0x000000300000 0x000000100000>;
 247                                 read-only;
 248                         };
 249                         partition@4 {
 250                                 label = "qsee_alt";
 251                                 reg = <0x000000400000 0x000000100000>;
 252                                 read-only;
 253                         };
 254                         partition@5 {
 255                                 label = "cdt";
 256                                 reg = <0x000000500000 0x000000080000>;
 257                                 read-only;
 258                         };
 259                         partition@6 {
 260                                 label = "cdt_alt";
 261                                 reg = <0x000000580000 0x000000080000>;
 262                                 read-only;
 263                         };
 264                         partition@7 {
 265                                 label = "ddrparams";
 266                                 reg = <0x000000600000 0x000000080000>;
 267                                 read-only;
 268                         };
 269                         partition@8 {
 270                                 label = "u-boot";
 271                                 reg = <0x000000700000 0x000000200000>;
 272                                 read-only;
 273                         };
 274                         partition@9 {
 275                                 label = "u-boot-backup";
 276                                 reg = <0x000000900000 0x000000200000>;
 277                                 read-only;
 278                         };
 279                         partition@10 {
 280                                 label = "ART";
 281                                 reg = <0x000000b00000 0x000000080000>;
 282                                 read-only;
 283                         };
 284                         partition@11 {
 285                                 label = "ubi";
 286                                 reg = <0x000000c00000 0x000007000000>;
 287                         };
 288                 };
 289         };
 290 };
 291
 292 &pcie0 {
 293         status = "okay";
 294         perst-gpio = <&tlmm 38 GPIO_ACTIVE_LOW>;
 295         wake-gpio = <&tlmm 50 GPIO_ACTIVE_LOW>;
 296 };
 297
 298 &qpic_bam {
 299         status = "okay";
 300 };
 301
 302 &tlmm {
 303         /*
 304          * GPIO43 should be 0/1 whenever the unit is
 305          * powered through PoE or AC-Adapter.
 306          * That said, playing with this seems to
 307          * reset the AP.
 308          */
 309
 310         mdio_pins: mdio_pinmux {
 311                 mux_1 {
 312                         pins = "gpio6";
 313                         function = "mdio";
 314                         bias-pull-up;
 315                 };
 316                 mux_2 {
 317                         pins = "gpio7";
 318                         function = "mdc";
 319                         bias-pull-up;
 320                 };
 321         };
 322
 323         serial_0_pins: serial_pinmux {
 324                 mux {
 325                         pins = "gpio16", "gpio17";
 326                         function = "blsp_uart0";
 327                         bias-disable;
 328                 };
 329         };
 330
 331         serial_1_pins: serial1_pinmux {
 332                 mux {
 333                         /* We use the i2c-0 pins for serial_1 */
 334                         pins = "gpio8", "gpio9";
 335                         function = "blsp_uart1";
 336                         bias-disable;
 337                 };
 338         };
 339
 340         i2c_0_pins: i2c_0_pinmux {
 341                 pinmux {
 342                         function = "blsp_i2c0";
 343                         pins = "gpio20", "gpio21";
 344                 };
 345                 pinconf {
 346                         pins = "gpio20", "gpio21";
 347                         drive-strength = <16>;
 348                         bias-disable;
 349                 };
 350         };
 351
 352         i2c_1_pins: i2c_1_pinmux {
 353                 pinmux {
 354                         function = "blsp_i2c1";
 355                         pins = "gpio34", "gpio35";
 356                 };
 357                 pinconf {
 358                         pins = "gpio34", "gpio35";
 359                         drive-strength = <16>;
 360                         bias-disable;
 361                 };
 362         };
 363
 364         nand_pins: nand_pins {
 365                 /*
 366                  * There are 18 pins. 15 pins are common between LCD and NAND.
 367                  * The QPIC controller arbitrates between LCD and NAND. Of the
 368                  * remaining 4, 2 are for NAND and 2 are for LCD exclusively.
 369                  *
 370                  * The meraki source hints that the bluetooth module claims
 371                  * pin 52 as well. But sadly, there's no data whenever this
 372                  * is a NAND or LCD exclusive pin or not.
 373                  */
 374
 375                 pullups {
 376                         pins = "gpio52", "gpio53", "gpio58",
 377                                 "gpio59";
 378                         function = "qpic";
 379                         bias-pull-up;
 380                 };
 381
 382                 pulldowns {
 383                         pins = "gpio54", "gpio55", "gpio56",
 384                                 "gpio57", "gpio60", "gpio61",
 385                                 "gpio62", "gpio63", "gpio64",
 386                                 "gpio65", "gpio66", "gpio67",
 387                                 "gpio68", "gpio69";
 388                         function = "qpic";
 389                         bias-pull-down;
 390                 };
 391         };
 392 };
 393
 394 &wifi0 {
 395         status = "okay";
 396         /* qcom,ath10k-calibration-variant = "MERAKI-MR33"; */
 397 };
 398
 399 &wifi1 {
 400         status = "okay";
 401         /* qcom,ath10k-calibration-variant = "MERAKI-MR33"; */
 402 };