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