arch/arm/boot/dts/gemini.dtsi

   1 /*
   2  * Device Tree file for Cortina systems Gemini SoC
   3  */
   4
   5 /include/ "skeleton.dtsi"
   6
   7 #include <dt-bindings/interrupt-controller/irq.h>
   8 #include <dt-bindings/gpio/gpio.h>
   9
  10 / {
  11         soc {
  12                 #address-cells = <1>;
  13                 #size-cells = <1>;
  14                 ranges;
  15                 compatible = "simple-bus";
  16                 interrupt-parent = <&intcon>;
  17
  18                 flash@30000000 {
  19                         compatible = "cortina,gemini-flash", "cfi-flash";
  20                         syscon = <&syscon>;
  21                         bank-width = <2>;
  22                         #address-cells = <1>;
  23                         #size-cells = <1>;
  24                         status = "disabled";
  25                 };
  26
  27                 syscon: syscon@40000000 {
  28                         compatible = "cortina,gemini-syscon",
  29                                      "syscon", "simple-mfd";
  30                         reg = <0x40000000 0x1000>;
  31                         #clock-cells = <1>;
  32                         #reset-cells = <1>;
  33
  34                         syscon-reboot {
  35                                 compatible = "syscon-reboot";
  36                                 regmap = <&syscon>;
  37                                 /* GLOBAL_RESET register */
  38                                 offset = <0x0c>;
  39                                 /* RESET_GLOBAL | RESET_CPU1 */
  40                                 mask = <0xC0000000>;
  41                         };
  42                 };
  43
  44                 watchdog@41000000 {
  45                         compatible = "cortina,gemini-watchdog";
  46                         reg = <0x41000000 0x1000>;
  47                         interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
  48                         resets = <&syscon 23>;
  49                         clocks = <&syscon 2>;
  50                 };
  51
  52                 uart0: serial@42000000 {
  53                         compatible = "ns16550a";
  54                         reg = <0x42000000 0x100>;
  55                         resets = <&syscon 18>;
  56                         clocks = <&syscon 6>;
  57                         interrupts = <18 IRQ_TYPE_LEVEL_HIGH>;
  58                         reg-shift = <2>;
  59                 };
  60
  61                 timer@43000000 {
  62                         compatible = "faraday,fttmr010";
  63                         reg = <0x43000000 0x1000>;
  64                         interrupt-parent = <&intcon>;
  65                         interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */
  66                                      <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */
  67                                      <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */
  68                         resets = <&syscon 17>;
  69                         /* APB clock or RTC clock */
  70                         clocks = <&syscon 2>, <&syscon 0>;
  71                         clock-names = "PCLK", "EXTCLK";
  72                         syscon = <&syscon>;
  73                 };
  74
  75                 rtc@45000000 {
  76                         compatible = "cortina,gemini-rtc";
  77                         reg = <0x45000000 0x100>;
  78                         interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
  79                         resets = <&syscon 16>;
  80                         clocks = <&syscon 2>, <&syscon 0>;
  81                         clock-names = "PCLK", "EXTCLK";
  82                 };
  83
  84                 intcon: interrupt-controller@48000000 {
  85                         compatible = "faraday,ftintc010";
  86                         reg = <0x48000000 0x1000>;
  87                         resets = <&syscon 14>;
  88                         interrupt-controller;
  89                         #interrupt-cells = <2>;
  90                 };
  91
  92                 power-controller@4b000000 {
  93                         compatible = "cortina,gemini-power-controller";
  94                         reg = <0x4b000000 0x100>;
  95                         interrupts = <26 IRQ_TYPE_EDGE_RISING>;
  96                 };
  97
  98                 gpio0: gpio@4d000000 {
  99                         compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
 100                         reg = <0x4d000000 0x100>;
 101                         interrupts = <22 IRQ_TYPE_LEVEL_HIGH>;
 102                         resets = <&syscon 20>;
 103                         clocks = <&syscon 2>;
 104                         gpio-controller;
 105                         #gpio-cells = <2>;
 106                         interrupt-controller;
 107                         #interrupt-cells = <2>;
 108                 };
 109
 110                 gpio1: gpio@4e000000 {
 111                         compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
 112                         reg = <0x4e000000 0x100>;
 113                         interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
 114                         resets = <&syscon 21>;
 115                         clocks = <&syscon 2>;
 116                         gpio-controller;
 117                         #gpio-cells = <2>;
 118                         interrupt-controller;
 119                         #interrupt-cells = <2>;
 120                 };
 121
 122                 gpio2: gpio@4f000000 {
 123                         compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
 124                         reg = <0x4f000000 0x100>;
 125                         interrupts = <24 IRQ_TYPE_LEVEL_HIGH>;
 126                         resets = <&syscon 22>;
 127                         clocks = <&syscon 2>;
 128                         gpio-controller;
 129                         #gpio-cells = <2>;
 130                         interrupt-controller;
 131                         #interrupt-cells = <2>;
 132                 };
 133
 134                 pci@50000000 {
 135                         compatible = "cortina,gemini-pci", "faraday,ftpci100";
 136                         /*
 137                          * The first 256 bytes in the IO range is actually used
 138                          * to configure the host bridge.
 139                          */
 140                         reg = <0x50000000 0x100>;
 141                         resets = <&syscon 7>;
 142                         clocks = <&syscon 15>, <&syscon 4>;
 143                         clock-names = "PCLK", "PCICLK";
 144                         #address-cells = <3>;
 145                         #size-cells = <2>;
 146                         #interrupt-cells = <1>;
 147                         status = "disabled";
 148
 149                         bus-range = <0x00 0xff>;
 150                         /* PCI ranges mappings */
 151                         ranges =
 152                         /* 1MiB I/O space 0x50000000-0x500fffff */
 153                         <0x01000000 0 0          0x50000000 0 0x00100000>,
 154                         /* 128MiB non-prefetchable memory 0x58000000-0x5fffffff */
 155                         <0x02000000 0 0x58000000 0x58000000 0 0x08000000>;
 156
 157                         /* DMA ranges */
 158                         dma-ranges =
 159                         /* 128MiB at 0x00000000-0x07ffffff */
 160                         <0x02000000 0 0x00000000 0x00000000 0 0x08000000>,
 161                         /* 64MiB at 0x00000000-0x03ffffff */
 162                         <0x02000000 0 0x00000000 0x00000000 0 0x04000000>,
 163                         /* 64MiB at 0x00000000-0x03ffffff */
 164                         <0x02000000 0 0x00000000 0x00000000 0 0x04000000>;
 165
 166                         /*
 167                          * This PCI host bridge variant has a cascaded interrupt
 168                          * controller embedded in the host bridge.
 169                          */
 170                         pci_intc: interrupt-controller {
 171                                 interrupt-parent = <&intcon>;
 172                                 interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
 173                                 interrupt-controller;
 174                                 #address-cells = <0>;
 175                                 #interrupt-cells = <1>;
 176                         };
 177                 };
 178         };
 179 };