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   1 /*
   2  * Copyright 2015 Vishnu Patekar
   3  *
   4  * Vishnu Patekar <vishnupatekar0510@gmail.com>
   5  *
   6  * This file is dual-licensed: you can use it either under the terms
   7  * of the GPL or the X11 license, at your option. Note that this dual
   8  * licensing only applies to this file, and not this project as a
   9  * whole.
  10  *
  11  *  a) This file is free software; you can redistribute it and/or
  12  *     modify it under the terms of the GNU General Public License as
  13  *     published by the Free Software Foundation; either version 2 of the
  14  *     License, or (at your option) any later version.
  15  *
  16  *     This file is distributed in the hope that it will be useful,
  17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *     GNU General Public License for more details.
  20  *
  21  * Or, alternatively,
  22  *
  23  *  b) Permission is hereby granted, free of charge, to any person
  24  *     obtaining a copy of this software and associated documentation
  25  *     files (the "Software"), to deal in the Software without
  26  *     restriction, including without limitation the rights to use,
  27  *     copy, modify, merge, publish, distribute, sublicense, and/or
  28  *     sell copies of the Software, and to permit persons to whom the
  29  *     Software is furnished to do so, subject to the following
  30  *     conditions:
  31  *
  32  *     The above copyright notice and this permission notice shall be
  33  *     included in all copies or substantial portions of the Software.
  34  *
  35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  42  *     OTHER DEALINGS IN THE SOFTWARE.
  43
  44  */
  45
  46 #include "skeleton.dtsi"
  47
  48 #include <dt-bindings/interrupt-controller/arm-gic.h>
  49
  50 #include <dt-bindings/pinctrl/sun4i-a10.h>
  51
  52 / {
  53         interrupt-parent = <&gic>;
  54
  55         cpus {
  56                 #address-cells = <1>;
  57                 #size-cells = <0>;
  58
  59                 cpu@0 {
  60                         compatible = "arm,cortex-a7";
  61                         device_type = "cpu";
  62                         reg = <0>;
  63                 };
  64
  65                 cpu@1 {
  66                         compatible = "arm,cortex-a7";
  67                         device_type = "cpu";
  68                         reg = <1>;
  69                 };
  70
  71                 cpu@2 {
  72                         compatible = "arm,cortex-a7";
  73                         device_type = "cpu";
  74                         reg = <2>;
  75                 };
  76
  77                 cpu@3 {
  78                         compatible = "arm,cortex-a7";
  79                         device_type = "cpu";
  80                         reg = <3>;
  81                 };
  82
  83                 cpu@100 {
  84                         compatible = "arm,cortex-a7";
  85                         device_type = "cpu";
  86                         reg = <0x100>;
  87                 };
  88
  89                 cpu@101 {
  90                         compatible = "arm,cortex-a7";
  91                         device_type = "cpu";
  92                         reg = <0x101>;
  93                 };
  94
  95                 cpu@102 {
  96                         compatible = "arm,cortex-a7";
  97                         device_type = "cpu";
  98                         reg = <0x102>;
  99                 };
 100
 101                 cpu@103 {
 102                         compatible = "arm,cortex-a7";
 103                         device_type = "cpu";
 104                         reg = <0x103>;
 105                 };
 106         };
 107
 108         timer {
 109                 compatible = "arm,armv7-timer";
 110                 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
 111                              <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
 112                              <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
 113                              <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
 114         };
 115
 116         clocks {
 117                 #address-cells = <1>;
 118                 #size-cells = <1>;
 119                 ranges;
 120
 121                 /* TODO: PRCM block has a mux for this. */
 122                 osc24M: osc24M_clk {
 123                         #clock-cells = <0>;
 124                         compatible = "fixed-clock";
 125                         clock-frequency = <24000000>;
 126                         clock-output-names = "osc24M";
 127                 };
 128
 129                 /*
 130                  * This is called "internal OSC" in some places.
 131                  * It is an internal RC-based oscillator.
 132                  * TODO: Its controls are in the PRCM block.
 133                  */
 134                 osc16M: osc16M_clk {
 135                         #clock-cells = <0>;
 136                         compatible = "fixed-clock";
 137                         clock-frequency = <16000000>;
 138                         clock-output-names = "osc16M";
 139                 };
 140
 141                 osc16Md512: osc16Md512_clk {
 142                         #clock-cells = <0>;
 143                         compatible = "fixed-factor-clock";
 144                         clock-div = <512>;
 145                         clock-mult = <1>;
 146                         clocks = <&osc16M>;
 147                         clock-output-names = "osc16M-d512";
 148                 };
 149         };
 150
 151         soc {
 152                 compatible = "simple-bus";
 153                 #address-cells = <1>;
 154                 #size-cells = <1>;
 155                 ranges;
 156
 157                 pio: pinctrl@01c20800 {
 158                         compatible = "allwinner,sun8i-a83t-pinctrl";
 159                         interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>,
 160                                      <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>,
 161                                      <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
 162                         reg = <0x01c20800 0x400>;
 163                         clocks = <&osc24M>;
 164                         gpio-controller;
 165                         interrupt-controller;
 166                         #interrupt-cells = <3>;
 167                         #gpio-cells = <3>;
 168
 169                         mmc0_pins_a: mmc0@0 {
 170                                 allwinner,pins = "PF0", "PF1", "PF2",
 171                                                  "PF3", "PF4", "PF5";
 172                                 allwinner,function = "mmc0";
 173                                 allwinner,drive = <SUN4I_PINCTRL_30_MA>;
 174                                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 175                         };
 176
 177                         uart0_pins_a: uart0@0 {
 178                                 allwinner,pins = "PF2", "PF4";
 179                                 allwinner,function = "uart0";
 180                                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 181                                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 182                         };
 183
 184                         uart0_pins_b: uart0@1 {
 185                                 allwinner,pins = "PB9", "PB10";
 186                                 allwinner,function = "uart0";
 187                                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 188                                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 189                         };
 190                 };
 191
 192                 timer@01c20c00 {
 193                         compatible = "allwinner,sun4i-a10-timer";
 194                         reg = <0x01c20c00 0xa0>;
 195                         interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>,
 196                                      <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
 197                         clocks = <&osc24M>;
 198                 };
 199
 200                 watchdog@01c20ca0 {
 201                         compatible = "allwinner,sun6i-a31-wdt";
 202                         reg = <0x01c20ca0 0x20>;
 203                         interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
 204                         clocks = <&osc24M>;
 205                 };
 206
 207                 uart0: serial@01c28000 {
 208                         compatible = "snps,dw-apb-uart";
 209                         reg = <0x01c28000 0x400>;
 210                         interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
 211                         reg-shift = <2>;
 212                         reg-io-width = <4>;
 213                         clocks = <&osc24M>;
 214                         status = "disabled";
 215                 };
 216
 217                 gic: interrupt-controller@01c81000 {
 218                         compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
 219                         reg = <0x01c81000 0x1000>,
 220                               <0x01c82000 0x1000>,
 221                               <0x01c84000 0x2000>,
 222                               <0x01c86000 0x2000>;
 223                         interrupt-controller;
 224                         #interrupt-cells = <3>;
 225                         interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>;
 226                 };
 227
 228                 usb_otg: usb@01c19000 {
 229                         compatible = "allwinner,sun8i-a33-musb";
 230                         reg = <0x01c19000 0x400>;
 231                         interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
 232                         interrupt-names = "mc";
 233                         status = "disabled";
 234                 };
 235
 236                 ehci0: usb@01c1a000 {
 237                         compatible = "allwinner,sun8i-a83t-ehci", "generic-ehci";
 238                         reg = <0x01c1a000 0x100>;
 239                         interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
 240                         status = "disabled";
 241                 };
 242
 243                 ohci0: usb@01c1a400 {
 244                         compatible = "allwinner,sun8i-a83t-ohci", "generic-ohci";
 245                         reg = <0x01c1a400 0x100>;
 246                         interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
 247                         status = "disabled";
 248                 };
 249
 250                 ehci1: usb@01c1b000 {
 251                         compatible = "allwinner,sun8i-a83t-ehci", "generic-ehci";
 252                         reg = <0x01c1b000 0x100>;
 253                         interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
 254                         status = "disabled";
 255                 };
 256
 257                 r_pio: pinctrl@01f02c00 {
 258                         compatible = "allwinner,sun8i-a83t-r-pinctrl";
 259                         reg = <0x01f02c00 0x400>;
 260                         interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
 261                 };
 262         };
 263 };