arch/arm64/boot/dts/realtek/rtd129x.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause)
   2 /*
   3  * Realtek RTD1293/RTD1295/RTD1296 SoC
   4  *
   5  * Copyright (c) 2016-2019 Andreas Färber
   6  */
   7
   8 /memreserve/    0x0000000000000000 0x000000000001f000;
   9 /memreserve/    0x000000000001f000 0x00000000000e1000;
  10 /memreserve/    0x0000000001b00000 0x00000000004be000;
  11
  12 #include <dt-bindings/interrupt-controller/arm-gic.h>
  13 #include <dt-bindings/reset/realtek,rtd1295.h>
  14
  15 / {
  16         interrupt-parent = <&gic>;
  17         #address-cells = <1>;
  18         #size-cells = <1>;
  19
  20         reserved-memory {
  21                 #address-cells = <1>;
  22                 #size-cells = <1>;
  23                 ranges;
  24
  25                 rpc_comm: rpc@1f000 {
  26                         reg = <0x1f000 0x1000>;
  27                 };
  28
  29                 rpc_ringbuf: rpc@1ffe000 {
  30                         reg = <0x1ffe000 0x4000>;
  31                 };
  32
  33                 tee: tee@10100000 {
  34                         reg = <0x10100000 0xf00000>;
  35                         no-map;
  36                 };
  37         };
  38
  39         arm_pmu: arm-pmu {
  40                 compatible = "arm,cortex-a53-pmu";
  41                 interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
  42         };
  43
  44         osc27M: osc {
  45                 compatible = "fixed-clock";
  46                 clock-frequency = <27000000>;
  47                 #clock-cells = <0>;
  48                 clock-output-names = "osc27M";
  49         };
  50
  51         soc {
  52                 compatible = "simple-bus";
  53                 #address-cells = <1>;
  54                 #size-cells = <1>;
  55                 ranges = <0x00000000 0x00000000 0x0001f000>, /* boot ROM */
  56                          /* Exclude up to 2 GiB of RAM */
  57                          <0x80000000 0x80000000 0x80000000>;
  58
  59                 rbus: bus@98000000 {
  60                         compatible = "simple-bus";
  61                         reg = <0x98000000 0x200000>;
  62                         #address-cells = <1>;
  63                         #size-cells = <1>;
  64                         ranges = <0x0 0x98000000 0x200000>;
  65
  66                         crt: syscon@0 {
  67                                 compatible = "syscon", "simple-mfd";
  68                                 reg = <0x0 0x1800>;
  69                                 reg-io-width = <4>;
  70                                 #address-cells = <1>;
  71                                 #size-cells = <1>;
  72                                 ranges = <0x0 0x0 0x1800>;
  73                         };
  74
  75                         iso: syscon@7000 {
  76                                 compatible = "syscon", "simple-mfd";
  77                                 reg = <0x7000 0x1000>;
  78                                 reg-io-width = <4>;
  79                                 #address-cells = <1>;
  80                                 #size-cells = <1>;
  81                                 ranges = <0x0 0x7000 0x1000>;
  82                         };
  83
  84                         sb2: syscon@1a000 {
  85                                 compatible = "syscon", "simple-mfd";
  86                                 reg = <0x1a000 0x1000>;
  87                                 reg-io-width = <4>;
  88                                 #address-cells = <1>;
  89                                 #size-cells = <1>;
  90                                 ranges = <0x0 0x1a000 0x1000>;
  91                         };
  92
  93                         misc: syscon@1b000 {
  94                                 compatible = "syscon", "simple-mfd";
  95                                 reg = <0x1b000 0x1000>;
  96                                 reg-io-width = <4>;
  97                                 #address-cells = <1>;
  98                                 #size-cells = <1>;
  99                                 ranges = <0x0 0x1b000 0x1000>;
 100                         };
 101
 102                         scpu_wrapper: syscon@1d000 {
 103                                 compatible = "syscon", "simple-mfd";
 104                                 reg = <0x1d000 0x2000>;
 105                                 reg-io-width = <4>;
 106                                 #address-cells = <1>;
 107                                 #size-cells = <1>;
 108                                 ranges = <0x0 0x1d000 0x2000>;
 109                         };
 110                 };
 111
 112                 gic: interrupt-controller@ff011000 {
 113                         compatible = "arm,gic-400";
 114                         reg = <0xff011000 0x1000>,
 115                               <0xff012000 0x2000>,
 116                               <0xff014000 0x2000>,
 117                               <0xff016000 0x2000>;
 118                         interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
 119                         interrupt-controller;
 120                         #interrupt-cells = <3>;
 121                 };
 122         };
 123 };
 124
 125 &crt {
 126         reset1: reset-controller@0 {
 127                 compatible = "snps,dw-low-reset";
 128                 reg = <0x0 0x4>;
 129                 #reset-cells = <1>;
 130         };
 131
 132         reset2: reset-controller@4 {
 133                 compatible = "snps,dw-low-reset";
 134                 reg = <0x4 0x4>;
 135                 #reset-cells = <1>;
 136         };
 137
 138         reset3: reset-controller@8 {
 139                 compatible = "snps,dw-low-reset";
 140                 reg = <0x8 0x4>;
 141                 #reset-cells = <1>;
 142         };
 143
 144         reset4: reset-controller@50 {
 145                 compatible = "snps,dw-low-reset";
 146                 reg = <0x50 0x4>;
 147                 #reset-cells = <1>;
 148         };
 149 };
 150
 151 &iso {
 152         iso_reset: reset-controller@88 {
 153                 compatible = "snps,dw-low-reset";
 154                 reg = <0x88 0x4>;
 155                 #reset-cells = <1>;
 156         };
 157
 158         wdt: watchdog@680 {
 159                 compatible = "realtek,rtd1295-watchdog";
 160                 reg = <0x680 0x100>;
 161                 clocks = <&osc27M>;
 162         };
 163
 164         uart0: serial@800 {
 165                 compatible = "snps,dw-apb-uart";
 166                 reg = <0x800 0x400>;
 167                 reg-shift = <2>;
 168                 reg-io-width = <4>;
 169                 clock-frequency = <27000000>;
 170                 resets = <&iso_reset RTD1295_ISO_RSTN_UR0>;
 171                 status = "disabled";
 172         };
 173 };
 174
 175 &misc {
 176         uart1: serial@200 {
 177                 compatible = "snps,dw-apb-uart";
 178                 reg = <0x200 0x100>;
 179                 reg-shift = <2>;
 180                 reg-io-width = <4>;
 181                 clock-frequency = <432000000>;
 182                 resets = <&reset2 RTD1295_RSTN_UR1>;
 183                 status = "disabled";
 184         };
 185
 186         uart2: serial@400 {
 187                 compatible = "snps,dw-apb-uart";
 188                 reg = <0x400 0x100>;
 189                 reg-shift = <2>;
 190                 reg-io-width = <4>;
 191                 clock-frequency = <432000000>;
 192                 resets = <&reset2 RTD1295_RSTN_UR2>;
 193                 status = "disabled";
 194         };
 195 };