target/linux/realtek/dts-5.10/rtl930x.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2
   3 /dts-v1/;
   4
   5 #define STRINGIZE(s) #s
   6 #define LAN_LABEL(p, s) STRINGIZE(p ## s)
   7 #define SWITCH_PORT_LABEL(n) LAN_LABEL(lan, n)
   8
   9 #define INTERNAL_PHY(n) \
  10         phy##n: ethernet-phy@##n { \
  11                 reg = <##n>; \
  12                 compatible = "ethernet-phy-ieee802.3-c22"; \
  13                 phy-is-integrated; \
  14         };
  15
  16 #define EXTERNAL_PHY(n) \
  17         phy##n: ethernet-phy@##n { \
  18                 reg = <##n>; \
  19                 compatible = "ethernet-phy-ieee802.3-c22"; \
  20         };
  21
  22 #define EXTERNAL_SFP_PHY(n) \
  23         phy##n: ethernet-phy@##n { \
  24                 compatible = "ethernet-phy-ieee802.3-c22"; \
  25                 sfp; \
  26                 media = "fibre"; \
  27                 reg = <##n>; \
  28         };
  29
  30 #define SWITCH_PORT(n, s, m) \
  31         port@##n { \
  32                 reg = <##n>; \
  33                 label = SWITCH_PORT_LABEL(s) ; \
  34                 phy-handle = <&phy##n>; \
  35                 phy-mode = #m ; \
  36         };
  37
  38 #define SWITCH_SFP_PORT(n, s, m) \
  39         port@##n { \
  40                 reg = <##n>; \
  41                 label = SWITCH_PORT_LABEL(s) ; \
  42                 phy-handle = <&phy##n>; \
  43                 phy-mode = #m ; \
  44                 fixed-link { \
  45                         speed = <1000>; \
  46                         full-duplex; \
  47                 }; \
  48         };
  49
  50 / {
  51         #address-cells = <1>;
  52         #size-cells = <1>;
  53
  54         compatible = "realtek,rtl838x-soc";
  55
  56         cpus {
  57                 #address-cells = <1>;
  58                 #size-cells = <0>;
  59                 frequency = <800000000>;
  60
  61                 cpu@0 {
  62                         compatible = "mips,mips34Kc";
  63                         reg = <0>;
  64                 };
  65         };
  66
  67         memory@0 {
  68                 device_type = "memory";
  69                 reg = <0x0 0x8000000>;
  70         };
  71
  72         chosen {
  73                 bootargs = "console=ttyS0,38400";
  74         };
  75
  76         cpuintc: cpuintc {
  77                 compatible = "mti,cpu-interrupt-controller";
  78                 #address-cells = <0>;
  79                 #interrupt-cells = <1>;
  80                 interrupt-controller;
  81         };
  82
  83         intc: rtlintc {
  84                 compatible = "realtek,rtl-intc";
  85                 reg = <0xb8003000 0x20>;
  86                 #address-cells = <0>;
  87                 #interrupt-cells = <1>;
  88                 interrupt-controller;
  89                 interrupt-map =
  90                         <31 &cpuintc 1>, /* UART1 */
  91                         <30 &cpuintc 2>, /* UART0 */
  92                         <28 &cpuintc 1>, /* USB_H2 */
  93                         <24 &cpuintc 4>, /* NIC */
  94                         <23 &cpuintc 3>, /* SWCORE */
  95                         <13 &cpuintc 4>, /* GPIO_ABCD */
  96                         <11 &cpuintc 1>, /* TC4 */
  97                         <10 &cpuintc 1>, /* TC3 */
  98                         <9 &cpuintc 1>,  /* TC2 */
  99                         <8 &cpuintc 1>,  /* TC1 */
 100                         <7 &cpuintc 5>;  /* TC0 */
 101         };
 102
 103         osc: oscillator {
 104                 compatible = "fixed-clock";
 105                 #clock-cells = <1>;
 106                 clock-frequency  = <175000000>;
 107                 clock-output-names = "osc";
 108         };
 109
 110         timer: timer@b8003200 {
 111                 compatible = "realtek,rtl9300-timer";
 112                 reg = <0xb8003200 0x60>;
 113                 interrupt-parent = <&intc>;
 114                 interrupts = <8>;
 115                 interrupt-names = "ostimer";
 116                 clocks = <&osc 0>;
 117         };
 118
 119         spi0: spi@b8001200 {
 120                 compatible = "realtek,rtl8380-spi";
 121                 reg = <0xb8001200 0x100>;
 122
 123                 #address-cells = <1>;
 124                 #size-cells = <0>;
 125         };
 126
 127         uart0: uart@b8002000 {
 128                 compatible = "ns16550a";
 129                 reg = <0xb8002000 0x100>;
 130
 131                 clock-frequency = <175000000>;
 132
 133                 interrupt-parent = <&intc>;
 134                 interrupts = <30>;
 135
 136                 reg-io-width = <1>;
 137                 reg-shift = <2>;
 138                 fifo-size = <1>;
 139                 no-loopback-test;
 140         };
 141
 142         uart1: uart@b8002100 {
 143                 compatible = "ns16550a";
 144                 reg = <0xb8002100 0x100>;
 145
 146                 clock-frequency = <175000000>;
 147
 148                 interrupt-parent = <&intc>;
 149                 interrupts = <31>;
 150
 151                 reg-io-width = <1>;
 152                 reg-shift = <2>;
 153                 fifo-size = <1>;
 154                 no-loopback-test;
 155         };
 156
 157         gpio0: gpio-controller@b8003500 {
 158                 compatible = "realtek,rtl8380-gpio", "realtek,otto-gpio";
 159                 reg = <0xb8003500 0x20>;
 160                 gpio-controller;
 161                 #gpio-cells = <2>;
 162                 ngpios = <32>;
 163                 interrupt-parent = <&intc>;
 164                 interrupts = <31>;
 165
 166                 /*
 167                  * currently, RTL930x GPIO is not supported in
 168                  * upstreamed driver (gpio-realtek-otto)
 169                  */
 170                 status = "disabled";
 171         };
 172
 173         ethernet0: ethernet@bb00a300 {
 174                 compatible = "realtek,rtl838x-eth";
 175                 reg = <0xbb00a300 0x100>;
 176                 interrupt-parent = <&intc>;
 177                 interrupts = <24>;
 178                 #interrupt-cells = <1>;
 179                 phy-mode = "internal";
 180
 181                 fixed-link {
 182                         speed = <1000>;
 183                         full-duplex;
 184                 };
 185         };
 186
 187         switch0: switch@bb000000 {
 188                 compatible = "realtek,rtl83xx-switch";
 189
 190                 interrupt-parent = <&intc>;
 191                 interrupts = <20>;
 192         };
 193 };