target/linux/realtek/dts-5.10/rtl838x.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 = <500000000>;
  60
  61                 cpu@0 {
  62                         compatible = "mips,mips4KEc";
  63                         reg = <0>;
  64                 };
  65         };
  66
  67         chosen {
  68                 bootargs = "console=ttyS0,38400";
  69         };
  70
  71         cpuintc: cpuintc {
  72                 compatible = "mti,cpu-interrupt-controller";
  73                 #address-cells = <0>;
  74                 #interrupt-cells = <1>;
  75                 interrupt-controller;
  76         };
  77
  78         soc: soc {
  79                 compatible = "simple-bus";
  80                 #address-cells = <1>;
  81                 #size-cells = <1>;
  82                 ranges = <0x0 0xb8000000 0x10000>;
  83
  84                 intc: rtlintc@3000 {
  85                         compatible = "realtek,rtl-intc";
  86                         reg = <0x3000 0x20>;
  87                         #address-cells = <0>;
  88                         #interrupt-cells = <1>;
  89                         interrupt-controller;
  90                         interrupt-map =
  91                                 <31 &cpuintc 2>, /* UART0 */
  92                                 <30 &cpuintc 1>, /* UART1 */
  93                                 <29 &cpuintc 5>, /* TC0 */
  94                                 <28 &cpuintc 1>, /* TC1 */
  95                                 <27 &cpuintc 1>, /* OCPTO */
  96                                 <26 &cpuintc 1>, /* HLXTO */
  97                                 <25 &cpuintc 1>, /* SLXTO */
  98                                 <24 &cpuintc 4>, /* NIC */
  99                                 <23 &cpuintc 4>, /* GPIO_ABCD */
 100                                 <22 &cpuintc 4>, /* GPIO_EFGH */
 101                                 <21 &cpuintc 4>, /* RTC */
 102                                 <20 &cpuintc 3>, /* SWCORE */
 103                                 <19 &cpuintc 4>, /* WDT_IP1 */
 104                                 <18 &cpuintc 5>; /* WDT_IP2 */
 105                 };
 106
 107                 spi0: spi@1200 {
 108                         compatible = "realtek,rtl8380-spi";
 109                         reg = <0x1200 0x100>;
 110
 111                         #address-cells = <1>;
 112                         #size-cells = <0>;
 113                 };
 114
 115                 uart0: uart@2000 {
 116                         compatible = "ns16550a";
 117                         reg = <0x2000 0x100>;
 118
 119                         clock-frequency = <200000000>;
 120
 121                         interrupt-parent = <&intc>;
 122                         interrupts = <31>;
 123
 124                         reg-io-width = <1>;
 125                         reg-shift = <2>;
 126                         fifo-size = <1>;
 127                         no-loopback-test;
 128                 };
 129
 130                 uart1: uart@2100 {
 131                         pinctrl-names = "default";
 132                         pinctrl-0 = <&enable_uart1>;
 133
 134                         compatible = "ns16550a";
 135                         reg = <0x2100 0x100>;
 136
 137                         clock-frequency = <200000000>;
 138
 139                         interrupt-parent = <&intc>;
 140                         interrupts = <30>;
 141
 142                         reg-io-width = <1>;
 143                         reg-shift = <2>;
 144                         fifo-size = <1>;
 145                         no-loopback-test;
 146
 147                         status = "disabled";
 148                 };
 149
 150                 gpio0: gpio-controller@3500 {
 151                         compatible = "realtek,rtl8380-gpio", "realtek,otto-gpio";
 152                         reg = <0x3500 0x20>;
 153                         gpio-controller;
 154                         #gpio-cells = <2>;
 155                         ngpios = <24>;
 156                         interrupt-parent = <&intc>;
 157                         interrupts = <23>;
 158                 };
 159         };
 160
 161         gpio1: rtl8231-gpio {
 162                 compatible = "realtek,rtl8231-gpio";
 163                 #gpio-cells = <2>;
 164                 indirect-access-bus-id = <0>;
 165                 gpio-controller;
 166
 167                 status = "disabled";
 168         };
 169
 170         pinmux: pinmux@bb001000 {
 171                 compatible = "pinctrl-single";
 172                 reg = <0xbb001000 0x4>;
 173
 174                 pinctrl-single,bit-per-mux;
 175                 pinctrl-single,register-width = <32>;
 176                 pinctrl-single,function-mask = <0x1>;
 177                 #pinctrl-cells = <2>;
 178
 179                 enable_uart1: pinmux_enable_uart1 {
 180                         pinctrl-single,bits = <0x0 0x10 0x10>;
 181                 };
 182         };
 183
 184         /* LED_GLB_CTRL */
 185         pinmux_led: pinmux@bb00a000 {
 186                 compatible = "pinctrl-single";
 187                 reg = <0xbb00a000 0x4>;
 188
 189                 pinctrl-single,bit-per-mux;
 190                 pinctrl-single,register-width = <32>;
 191                 pinctrl-single,function-mask = <0x1>;
 192                 #pinctrl-cells = <2>;
 193
 194                 /* enable GPIO 0 */
 195                 pinmux_disable_sys_led: disable_sys_led {
 196                         pinctrl-single,bits = <0x0 0x0 0x8000>;
 197                 };
 198         };
 199
 200         ethernet0: ethernet@bb00a300 {
 201                 compatible = "realtek,rtl838x-eth";
 202                 reg = <0xbb00a300 0x100>;
 203                 interrupt-parent = <&intc>;
 204                 interrupts = <24>;
 205                 #interrupt-cells = <1>;
 206                 phy-mode = "internal";
 207
 208                 fixed-link {
 209                         speed = <1000>;
 210                         full-duplex;
 211                 };
 212         };
 213
 214         switch0: switch@bb000000 {
 215                 compatible = "realtek,rtl83xx-switch";
 216
 217                 interrupt-parent = <&intc>;
 218                 interrupts = <20>;
 219         };
 220 };