arch/arm/boot/dts/sun6i-a31.dtsi

   1 /*
   2  * Copyright 2013 Maxime Ripard
   3  *
   4  * Maxime Ripard <maxime.ripard@free-electrons.com>
   5  *
   6  * The code contained herein is licensed under the GNU General Public
   7  * License. You may obtain a copy of the GNU General Public License
   8  * Version 2 or later at the following locations:
   9  *
  10  * http://www.opensource.org/licenses/gpl-license.html
  11  * http://www.gnu.org/copyleft/gpl.html
  12  */
  13
  14 /include/ "skeleton.dtsi"
  15
  16 / {
  17         interrupt-parent = <&gic>;
  18
  19         cpus {
  20                 #address-cells = <1>;
  21                 #size-cells = <0>;
  22
  23                 cpu@0 {
  24                         compatible = "arm,cortex-a7";
  25                         device_type = "cpu";
  26                         reg = <0>;
  27                 };
  28
  29                 cpu@1 {
  30                         compatible = "arm,cortex-a7";
  31                         device_type = "cpu";
  32                         reg = <1>;
  33                 };
  34
  35                 cpu@2 {
  36                         compatible = "arm,cortex-a7";
  37                         device_type = "cpu";
  38                         reg = <2>;
  39                 };
  40
  41                 cpu@3 {
  42                         compatible = "arm,cortex-a7";
  43                         device_type = "cpu";
  44                         reg = <3>;
  45                 };
  46         };
  47
  48         memory {
  49                 reg = <0x40000000 0x80000000>;
  50         };
  51
  52         clocks {
  53                 #address-cells = <1>;
  54                 #size-cells = <1>;
  55                 ranges;
  56
  57                 osc24M: osc24M {
  58                         #clock-cells = <0>;
  59                         compatible = "fixed-clock";
  60                         clock-frequency = <24000000>;
  61                 };
  62
  63                 osc32k: osc32k {
  64                         #clock-cells = <0>;
  65                         compatible = "fixed-clock";
  66                         clock-frequency = <32768>;
  67                 };
  68
  69                 pll1: pll1@01c20000 {
  70                         #clock-cells = <0>;
  71                         compatible = "allwinner,sun6i-a31-pll1-clk";
  72                         reg = <0x01c20000 0x4>;
  73                         clocks = <&osc24M>;
  74                 };
  75
  76                 /*
  77                  * This is a dummy clock, to be used as placeholder on
  78                  * other mux clocks when a specific parent clock is not
  79                  * yet implemented. It should be dropped when the driver
  80                  * is complete.
  81                  */
  82                 pll6: pll6 {
  83                         #clock-cells = <0>;
  84                         compatible = "fixed-clock";
  85                         clock-frequency = <0>;
  86                 };
  87
  88                 cpu: cpu@01c20050 {
  89                         #clock-cells = <0>;
  90                         compatible = "allwinner,sun4i-cpu-clk";
  91                         reg = <0x01c20050 0x4>;
  92
  93                         /*
  94                          * PLL1 is listed twice here.
  95                          * While it looks suspicious, it's actually documented
  96                          * that way both in the datasheet and in the code from
  97                          * Allwinner.
  98                          */
  99                         clocks = <&osc32k>, <&osc24M>, <&pll1>, <&pll1>;
 100                 };
 101
 102                 axi: axi@01c20050 {
 103                         #clock-cells = <0>;
 104                         compatible = "allwinner,sun4i-axi-clk";
 105                         reg = <0x01c20050 0x4>;
 106                         clocks = <&cpu>;
 107                 };
 108
 109                 ahb1_mux: ahb1_mux@01c20054 {
 110                         #clock-cells = <0>;
 111                         compatible = "allwinner,sun6i-a31-ahb1-mux-clk";
 112                         reg = <0x01c20054 0x4>;
 113                         clocks = <&osc32k>, <&osc24M>, <&axi>, <&pll6>;
 114                 };
 115
 116                 ahb1: ahb1@01c20054 {
 117                         #clock-cells = <0>;
 118                         compatible = "allwinner,sun4i-ahb-clk";
 119                         reg = <0x01c20054 0x4>;
 120                         clocks = <&ahb1_mux>;
 121                 };
 122
 123                 ahb1_gates: ahb1_gates@01c20060 {
 124                         #clock-cells = <1>;
 125                         compatible = "allwinner,sun6i-a31-ahb1-gates-clk";
 126                         reg = <0x01c20060 0x8>;
 127                         clocks = <&ahb1>;
 128                         clock-output-names = "ahb1_mipidsi", "ahb1_ss",
 129                                         "ahb1_dma", "ahb1_mmc0", "ahb1_mmc1",
 130                                         "ahb1_mmc2", "ahb1_mmc3", "ahb1_nand1",
 131                                         "ahb1_nand0", "ahb1_sdram",
 132                                         "ahb1_gmac", "ahb1_ts", "ahb1_hstimer",
 133                                         "ahb1_spi0", "ahb1_spi1", "ahb1_spi2",
 134                                         "ahb1_spi3", "ahb1_otg", "ahb1_ehci0",
 135                                         "ahb1_ehci1", "ahb1_ohci0",
 136                                         "ahb1_ohci1", "ahb1_ohci2", "ahb1_ve",
 137                                         "ahb1_lcd0", "ahb1_lcd1", "ahb1_csi",
 138                                         "ahb1_hdmi", "ahb1_de0", "ahb1_de1",
 139                                         "ahb1_fe0", "ahb1_fe1", "ahb1_mp",
 140                                         "ahb1_gpu", "ahb1_deu0", "ahb1_deu1",
 141                                         "ahb1_drc0", "ahb1_drc1";
 142                 };
 143
 144                 apb1: apb1@01c20054 {
 145                         #clock-cells = <0>;
 146                         compatible = "allwinner,sun4i-apb0-clk";
 147                         reg = <0x01c20054 0x4>;
 148                         clocks = <&ahb1>;
 149                 };
 150
 151                 apb1_gates: apb1_gates@01c20060 {
 152                         #clock-cells = <1>;
 153                         compatible = "allwinner,sun6i-a31-apb1-gates-clk";
 154                         reg = <0x01c20068 0x4>;
 155                         clocks = <&apb1>;
 156                         clock-output-names = "apb1_codec", "apb1_digital_mic",
 157                                         "apb1_pio", "apb1_daudio0",
 158                                         "apb1_daudio1";
 159                 };
 160
 161                 apb2_mux: apb2_mux@01c20058 {
 162                         #clock-cells = <0>;
 163                         compatible = "allwinner,sun4i-apb1-mux-clk";
 164                         reg = <0x01c20058 0x4>;
 165                         clocks = <&osc32k>, <&osc24M>, <&pll6>, <&pll6>;
 166                 };
 167
 168                 apb2: apb2@01c20058 {
 169                         #clock-cells = <0>;
 170                         compatible = "allwinner,sun6i-a31-apb2-div-clk";
 171                         reg = <0x01c20058 0x4>;
 172                         clocks = <&apb2_mux>;
 173                 };
 174
 175                 apb2_gates: apb2_gates@01c2006c {
 176                         #clock-cells = <1>;
 177                         compatible = "allwinner,sun6i-a31-apb2-gates-clk";
 178                         reg = <0x01c2006c 0x4>;
 179                         clocks = <&apb2>;
 180                         clock-output-names = "apb2_i2c0", "apb2_i2c1",
 181                                         "apb2_i2c2", "apb2_i2c3", "apb2_uart0",
 182                                         "apb2_uart1", "apb2_uart2", "apb2_uart3",
 183                                         "apb2_uart4", "apb2_uart5";
 184                 };
 185         };
 186
 187         soc@01c00000 {
 188                 compatible = "simple-bus";
 189                 #address-cells = <1>;
 190                 #size-cells = <1>;
 191                 ranges;
 192
 193                 pio: pinctrl@01c20800 {
 194                         compatible = "allwinner,sun6i-a31-pinctrl";
 195                         reg = <0x01c20800 0x400>;
 196                         interrupts = <0 11 1>, <0 15 1>, <0 16 1>, <0 17 1>;
 197                         clocks = <&apb1_gates 5>;
 198                         gpio-controller;
 199                         interrupt-controller;
 200                         #address-cells = <1>;
 201                         #size-cells = <0>;
 202                         #gpio-cells = <3>;
 203
 204                         uart0_pins_a: uart0@0 {
 205                                 allwinner,pins = "PH20", "PH21";
 206                                 allwinner,function = "uart0";
 207                                 allwinner,drive = <0>;
 208                                 allwinner,pull = <0>;
 209                         };
 210                 };
 211
 212                 timer@01c20c00 {
 213                         compatible = "allwinner,sun4i-timer";
 214                         reg = <0x01c20c00 0xa0>;
 215                         interrupts = <0 18 1>,
 216                                      <0 19 1>,
 217                                      <0 20 1>,
 218                                      <0 21 1>,
 219                                      <0 22 1>;
 220                         clocks = <&osc24M>;
 221                 };
 222
 223                 wdt1: watchdog@01c20ca0 {
 224                         compatible = "allwinner,sun6i-wdt";
 225                         reg = <0x01c20ca0 0x20>;
 226                 };
 227
 228                 uart0: serial@01c28000 {
 229                         compatible = "snps,dw-apb-uart";
 230                         reg = <0x01c28000 0x400>;
 231                         interrupts = <0 0 1>;
 232                         reg-shift = <2>;
 233                         reg-io-width = <4>;
 234                         clocks = <&apb2_gates 16>;
 235                         status = "disabled";
 236                 };
 237
 238                 uart1: serial@01c28400 {
 239                         compatible = "snps,dw-apb-uart";
 240                         reg = <0x01c28400 0x400>;
 241                         interrupts = <0 1 1>;
 242                         reg-shift = <2>;
 243                         reg-io-width = <4>;
 244                         clocks = <&apb2_gates 17>;
 245                         status = "disabled";
 246                 };
 247
 248                 uart2: serial@01c28800 {
 249                         compatible = "snps,dw-apb-uart";
 250                         reg = <0x01c28800 0x400>;
 251                         interrupts = <0 2 1>;
 252                         reg-shift = <2>;
 253                         reg-io-width = <4>;
 254                         clocks = <&apb2_gates 18>;
 255                         status = "disabled";
 256                 };
 257
 258                 uart3: serial@01c28c00 {
 259                         compatible = "snps,dw-apb-uart";
 260                         reg = <0x01c28c00 0x400>;
 261                         interrupts = <0 3 1>;
 262                         reg-shift = <2>;
 263                         reg-io-width = <4>;
 264                         clocks = <&apb2_gates 19>;
 265                         status = "disabled";
 266                 };
 267
 268                 uart4: serial@01c29000 {
 269                         compatible = "snps,dw-apb-uart";
 270                         reg = <0x01c29000 0x400>;
 271                         interrupts = <0 4 1>;
 272                         reg-shift = <2>;
 273                         reg-io-width = <4>;
 274                         clocks = <&apb2_gates 20>;
 275                         status = "disabled";
 276                 };
 277
 278                 uart5: serial@01c29400 {
 279                         compatible = "snps,dw-apb-uart";
 280                         reg = <0x01c29400 0x400>;
 281                         interrupts = <0 5 1>;
 282                         reg-shift = <2>;
 283                         reg-io-width = <4>;
 284                         clocks = <&apb2_gates 21>;
 285                         status = "disabled";
 286                 };
 287
 288                 gic: interrupt-controller@01c81000 {
 289                         compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
 290                         reg = <0x01c81000 0x1000>,
 291                               <0x01c82000 0x1000>,
 292                               <0x01c84000 0x2000>,
 293                               <0x01c86000 0x2000>;
 294                         interrupt-controller;
 295                         #interrupt-cells = <3>;
 296                         interrupts = <1 9 0xf04>;
 297                 };
 298         };
 299 };