arch/arm/boot/dts/mt7623.dtsi

   1 /*
   2  * Copyright (c) 2016 MediaTek Inc.
   3  * Author: John Crispin <blogic@openwrt.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #include <dt-bindings/interrupt-controller/irq.h>
  16 #include <dt-bindings/interrupt-controller/arm-gic.h>
  17 #include "skeleton64.dtsi"
  18
  19 / {
  20         compatible = "mediatek,mt7623";
  21         interrupt-parent = <&sysirq>;
  22
  23         cpus {
  24                 #address-cells = <1>;
  25                 #size-cells = <0>;
  26                 enable-method = "mediatek,mt6589-smp";
  27
  28                 cpu@0 {
  29                         device_type = "cpu";
  30                         compatible = "arm,cortex-a7";
  31                         reg = <0x0>;
  32                 };
  33                 cpu@1 {
  34                         device_type = "cpu";
  35                         compatible = "arm,cortex-a7";
  36                         reg = <0x1>;
  37                 };
  38                 cpu@2 {
  39                         device_type = "cpu";
  40                         compatible = "arm,cortex-a7";
  41                         reg = <0x2>;
  42                 };
  43                 cpu@3 {
  44                         device_type = "cpu";
  45                         compatible = "arm,cortex-a7";
  46                         reg = <0x3>;
  47                 };
  48         };
  49
  50         system_clk: dummy13m {
  51                 compatible = "fixed-clock";
  52                 clock-frequency = <13000000>;
  53                 #clock-cells = <0>;
  54         };
  55
  56         rtc_clk: dummy32k {
  57                 compatible = "fixed-clock";
  58                 clock-frequency = <32000>;
  59                 #clock-cells = <0>;
  60         };
  61
  62         uart_clk: dummy26m {
  63                 compatible = "fixed-clock";
  64                 clock-frequency = <26000000>;
  65                 #clock-cells = <0>;
  66         };
  67
  68         timer {
  69                 compatible = "arm,armv7-timer";
  70                 interrupt-parent = <&gic>;
  71                 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
  72                              <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
  73                              <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
  74                              <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
  75         };
  76
  77         watchdog: watchdog@10007000 {
  78                 compatible = "mediatek,mt7623-wdt",
  79                              "mediatek,mt6589-wdt";
  80                 reg = <0 0x10007000 0 0x100>;
  81         };
  82
  83         timer: timer@10008000 {
  84                 compatible = "mediatek,mt7623-timer",
  85                              "mediatek,mt6577-timer";
  86                 reg = <0 0x10008000 0 0x80>;
  87                 interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_LOW>;
  88                 clocks = <&system_clk>, <&rtc_clk>;
  89                 clock-names = "system-clk", "rtc-clk";
  90         };
  91
  92         sysirq: interrupt-controller@10200100 {
  93                 compatible = "mediatek,mt7623-sysirq",
  94                              "mediatek,mt6577-sysirq";
  95                 interrupt-controller;
  96                 #interrupt-cells = <3>;
  97                 interrupt-parent = <&gic>;
  98                 reg = <0 0x10200100 0 0x1c>;
  99         };
 100
 101         gic: interrupt-controller@10211000 {
 102                 compatible = "arm,cortex-a7-gic";
 103                 interrupt-controller;
 104                 #interrupt-cells = <3>;
 105                 interrupt-parent = <&gic>;
 106                 reg = <0 0x10211000 0 0x1000>,
 107                       <0 0x10212000 0 0x1000>,
 108                       <0 0x10214000 0 0x2000>,
 109                       <0 0x10216000 0 0x2000>;
 110         };
 111
 112         uart0: serial@11002000 {
 113                 compatible = "mediatek,mt7623-uart",
 114                              "mediatek,mt6577-uart";
 115                 reg = <0 0x11002000 0 0x400>;
 116                 interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
 117                 clocks = <&uart_clk>;
 118                 status = "disabled";
 119         };
 120
 121         uart1: serial@11003000 {
 122                 compatible = "mediatek,mt7623-uart",
 123                              "mediatek,mt6577-uart";
 124                 reg = <0 0x11003000 0 0x400>;
 125                 interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
 126                 clocks = <&uart_clk>;
 127                 status = "disabled";
 128         };
 129
 130         uart2: serial@11004000 {
 131                 compatible = "mediatek,mt7623-uart",
 132                              "mediatek,mt6577-uart";
 133                 reg = <0 0x11004000 0 0x400>;
 134                 interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
 135                 clocks = <&uart_clk>;
 136                 status = "disabled";
 137         };
 138
 139         uart3: serial@11005000 {
 140                 compatible = "mediatek,mt7623-uart",
 141                              "mediatek,mt6577-uart";
 142                 reg = <0 0x11005000 0 0x400>;
 143                 interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
 144                 clocks = <&uart_clk>;
 145                 status = "disabled";
 146         };
 147 };