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