sys/gnu/dts/arm64/bitmain/bm1880.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2019 Linaro Ltd.
   4  * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
   5  */
   6
   7 #include <dt-bindings/interrupt-controller/arm-gic.h>
   8 #include <dt-bindings/reset/bitmain,bm1880-reset.h>
   9
  10 / {
  11         compatible = "bitmain,bm1880";
  12         interrupt-parent = <&gic>;
  13         #address-cells = <2>;
  14         #size-cells = <2>;
  15
  16         cpus {
  17                 #address-cells = <1>;
  18                 #size-cells = <0>;
  19
  20                 cpu0: cpu@0 {
  21                         device_type = "cpu";
  22                         compatible = "arm,cortex-a53";
  23                         reg = <0x0>;
  24                         enable-method = "psci";
  25                 };
  26
  27                 cpu1: cpu@1 {
  28                         device_type = "cpu";
  29                         compatible = "arm,cortex-a53";
  30                         reg = <0x1>;
  31                         enable-method = "psci";
  32                 };
  33         };
  34
  35         reserved-memory {
  36                 #address-cells = <2>;
  37                 #size-cells = <2>;
  38                 ranges;
  39
  40                 secmon@100000000 {
  41                         reg = <0x1 0x00000000 0x0 0x20000>;
  42                         no-map;
  43                 };
  44
  45                 jpu@130000000 {
  46                         reg = <0x1 0x30000000 0x0 0x08000000>; // 128M
  47                         no-map;
  48                 };
  49
  50                 vpu@138000000 {
  51                         reg = <0x1 0x38000000 0x0 0x08000000>; // 128M
  52                         no-map;
  53                 };
  54         };
  55
  56         psci {
  57                 compatible = "arm,psci-0.2";
  58                 method = "smc";
  59         };
  60
  61         timer {
  62                 compatible = "arm,armv8-timer";
  63                 interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
  64                              <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
  65                              <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
  66                              <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
  67         };
  68
  69         soc {
  70                 compatible = "simple-bus";
  71                 #address-cells = <2>;
  72                 #size-cells = <2>;
  73                 ranges;
  74
  75                 gic: interrupt-controller@50001000 {
  76                         compatible = "arm,gic-400";
  77                         reg = <0x0 0x50001000 0x0 0x1000>,
  78                               <0x0 0x50002000 0x0 0x2000>;
  79                         interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_LOW>;
  80                         interrupt-controller;
  81                         #interrupt-cells = <3>;
  82                 };
  83
  84                 sctrl: system-controller@50010000 {
  85                         compatible = "bitmain,bm1880-sctrl", "syscon",
  86                                      "simple-mfd";
  87                         reg = <0x0 0x50010000 0x0 0x1000>;
  88                         #address-cells = <1>;
  89                         #size-cells = <1>;
  90                         ranges = <0x0 0x0 0x50010000 0x1000>;
  91
  92                         pinctrl: pinctrl@400 {
  93                                 compatible = "bitmain,bm1880-pinctrl";
  94                                 reg = <0x400 0x120>;
  95                         };
  96
  97                         rst: reset-controller@c00 {
  98                                 compatible = "bitmain,bm1880-reset";
  99                                 reg = <0xc00 0x8>;
 100                                 #reset-cells = <1>;
 101                         };
 102                 };
 103
 104                 gpio0: gpio@50027000 {
 105                         #address-cells = <1>;
 106                         #size-cells = <0>;
 107                         compatible = "snps,dw-apb-gpio";
 108                         reg = <0x0 0x50027000 0x0 0x400>;
 109
 110                         porta: gpio-controller@0 {
 111                                 compatible = "snps,dw-apb-gpio-port";
 112                                 gpio-controller;
 113                                 #gpio-cells = <2>;
 114                                 snps,nr-gpios = <32>;
 115                                 reg = <0>;
 116                                 interrupt-controller;
 117                                 #interrupt-cells = <2>;
 118                                 interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
 119                         };
 120                 };
 121
 122                 gpio1: gpio@50027400 {
 123                         #address-cells = <1>;
 124                         #size-cells = <0>;
 125                         compatible = "snps,dw-apb-gpio";
 126                         reg = <0x0 0x50027400 0x0 0x400>;
 127
 128                         portb: gpio-controller@0 {
 129                                 compatible = "snps,dw-apb-gpio-port";
 130                                 gpio-controller;
 131                                 #gpio-cells = <2>;
 132                                 snps,nr-gpios = <32>;
 133                                 reg = <0>;
 134                                 interrupt-controller;
 135                                 #interrupt-cells = <2>;
 136                                 interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
 137                         };
 138                 };
 139
 140                 gpio2: gpio@50027800 {
 141                         #address-cells = <1>;
 142                         #size-cells = <0>;
 143                         compatible = "snps,dw-apb-gpio";
 144                         reg = <0x0 0x50027800 0x0 0x400>;
 145
 146                         portc: gpio-controller@0 {
 147                                 compatible = "snps,dw-apb-gpio-port";
 148                                 gpio-controller;
 149                                 #gpio-cells = <2>;
 150                                 snps,nr-gpios = <8>;
 151                                 reg = <0>;
 152                                 interrupt-controller;
 153                                 #interrupt-cells = <2>;
 154                                 interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
 155                         };
 156                 };
 157
 158                 uart0: serial@58018000 {
 159                         compatible = "snps,dw-apb-uart";
 160                         reg = <0x0 0x58018000 0x0 0x2000>;
 161                         interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
 162                         reg-shift = <2>;
 163                         reg-io-width = <4>;
 164                         resets = <&rst BM1880_RST_UART0_1_CLK>;
 165                         status = "disabled";
 166                 };
 167
 168                 uart1: serial@5801A000 {
 169                         compatible = "snps,dw-apb-uart";
 170                         reg = <0x0 0x5801a000 0x0 0x2000>;
 171                         interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
 172                         reg-shift = <2>;
 173                         reg-io-width = <4>;
 174                         resets = <&rst BM1880_RST_UART0_1_ACLK>;
 175                         status = "disabled";
 176                 };
 177
 178                 uart2: serial@5801C000 {
 179                         compatible = "snps,dw-apb-uart";
 180                         reg = <0x0 0x5801c000 0x0 0x2000>;
 181                         interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
 182                         reg-shift = <2>;
 183                         reg-io-width = <4>;
 184                         resets = <&rst BM1880_RST_UART2_3_CLK>;
 185                         status = "disabled";
 186                 };
 187
 188                 uart3: serial@5801E000 {
 189                         compatible = "snps,dw-apb-uart";
 190                         reg = <0x0 0x5801e000 0x0 0x2000>;
 191                         interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
 192                         reg-shift = <2>;
 193                         reg-io-width = <4>;
 194                         resets = <&rst BM1880_RST_UART2_3_ACLK>;
 195                         status = "disabled";
 196                 };
 197         };
 198 };