arch/mips/boot/dts/ingenic/cu1830-neo.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /dts-v1/;
   3
   4 #include "x1830.dtsi"
   5 #include <dt-bindings/gpio/gpio.h>
   6 #include <dt-bindings/clock/ingenic,sysost.h>
   7 #include <dt-bindings/interrupt-controller/irq.h>
   8
   9 / {
  10         compatible = "yna,cu1830-neo", "ingenic,x1830";
  11         model = "YSH & ATIL General Board CU1830-Neo";
  12
  13         aliases {
  14                 serial1 = &uart1;
  15         };
  16
  17         chosen {
  18                 stdout-path = "serial1:115200n8";
  19         };
  20
  21         memory {
  22                 device_type = "memory";
  23                 reg = <0x0 0x08000000>;
  24         };
  25
  26         leds {
  27                 compatible = "gpio-leds";
  28                 led-0 {
  29                         gpios = <&gpc 17 GPIO_ACTIVE_HIGH>;
  30                         linux,default-trigger = "mmc0";
  31                 };
  32         };
  33
  34         ssi0: spi-gpio {
  35                 compatible = "spi-gpio";
  36                 #address-cells = <1>;
  37                 #size-cells = <0>;
  38                 num-chipselects = <1>;
  39
  40                 mosi-gpios = <&gpc 12 GPIO_ACTIVE_HIGH>;
  41                 miso-gpios = <&gpc 11 GPIO_ACTIVE_HIGH>;
  42                 sck-gpios = <&gpc 15 GPIO_ACTIVE_HIGH>;
  43                 cs-gpios = <&gpc 16 GPIO_ACTIVE_HIGH>;
  44
  45                 status = "okay";
  46
  47                 spi-max-frequency = <50000000>;
  48
  49                 sc16is752: expander@0 {
  50                         compatible = "nxp,sc16is752";
  51                         reg = <0>; /* CE0 */
  52                         spi-max-frequency = <4000000>;
  53
  54                         clocks = <&exclk_sc16is752>;
  55
  56                         interrupt-parent = <&gpb>;
  57                         interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
  58
  59                         gpio-controller;
  60                         #gpio-cells = <2>;
  61
  62                         exclk_sc16is752: sc16is752 {
  63                                 compatible = "fixed-clock";
  64                                 #clock-cells = <0>;
  65                                 clock-frequency = <48000000>;
  66                         };
  67                 };
  68         };
  69
  70         wlan_pwrseq: msc1-pwrseq {
  71                 compatible = "mmc-pwrseq-simple";
  72
  73                 reset-gpios = <&gpc 13 GPIO_ACTIVE_LOW>;
  74                 post-power-on-delay-ms = <200>;
  75         };
  76 };
  77
  78 &exclk {
  79         clock-frequency = <24000000>;
  80 };
  81
  82 &cgu {
  83         /*
  84          * Use the 32.768 kHz oscillator as the parent of the RTC for a higher
  85          * precision.
  86          */
  87         assigned-clocks = <&cgu X1830_CLK_RTC>;
  88         assigned-clock-parents = <&cgu X1830_CLK_RTCLK>;
  89 };
  90
  91 &ost {
  92         /* 1500 kHz for the system timer and clocksource */
  93         assigned-clocks = <&ost OST_CLK_PERCPU_TIMER>, <&ost OST_CLK_GLOBAL_TIMER>;
  94         assigned-clock-rates = <1500000>, <1500000>;
  95 };
  96
  97 &uart1 {
  98         status = "okay";
  99
 100         pinctrl-names = "default";
 101         pinctrl-0 = <&pins_uart1>;
 102 };
 103
 104 &i2c0 {
 105         status = "okay";
 106
 107         clock-frequency = <400000>;
 108
 109         pinctrl-names = "default";
 110         pinctrl-0 = <&pins_i2c0>;
 111
 112         ads7830: adc@48 {
 113                 compatible = "ti,ads7830";
 114                 reg = <0x48>;
 115         };
 116 };
 117
 118 &dtrng {
 119         status = "okay";
 120 };
 121
 122 &msc0 {
 123         status = "okay";
 124
 125         bus-width = <4>;
 126         max-frequency = <50000000>;
 127
 128         pinctrl-names = "default";
 129         pinctrl-0 = <&pins_msc0>;
 130
 131         non-removable;
 132 };
 133
 134 &msc1 {
 135         status = "okay";
 136
 137         #address-cells = <1>;
 138         #size-cells = <0>;
 139         bus-width = <4>;
 140         max-frequency = <50000000>;
 141
 142         pinctrl-names = "default";
 143         pinctrl-0 = <&pins_msc1>;
 144
 145         non-removable;
 146
 147         mmc-pwrseq = <&wlan_pwrseq>;
 148
 149         ap6212a: wifi@1 {
 150                 compatible = "brcm,bcm4329-fmac";
 151                 reg = <1>;
 152
 153                 interrupt-parent = <&gpc>;
 154                 interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
 155                 interrupt-names = "host-wake";
 156
 157                 brcm,drive-strength = <10>;
 158         };
 159 };
 160
 161 &mac {
 162         status = "okay";
 163
 164         phy-mode = "rmii";
 165         phy-handle = <&ip101gr>;
 166
 167         pinctrl-names = "default";
 168         pinctrl-0 = <&pins_mac>;
 169
 170         snps,reset-gpio = <&gpb 28 GPIO_ACTIVE_LOW>; /* PB28 */
 171         snps,reset-active-low;
 172         snps,reset-delays-us = <0 10000 30000>;
 173 };
 174
 175 &mdio {
 176         status = "okay";
 177
 178         ip101gr: ethernet-phy@0 {
 179                 compatible = "ethernet-phy-id0243.0c54", "ethernet-phy-ieee802.3-c22";
 180                 reg = <0>;
 181         };
 182 };
 183
 184 &otg_phy {
 185         status = "okay";
 186 };
 187
 188 &otg {
 189         status = "okay";
 190 };
 191
 192 &pinctrl {
 193         pins_uart1: uart1 {
 194                 function = "uart1";
 195                 groups = "uart1-data";
 196                 bias-pull-up;
 197         };
 198
 199         pins_i2c0: i2c0 {
 200                 function = "i2c0";
 201                 groups = "i2c0-data";
 202                 bias-pull-up;
 203         };
 204
 205         pins_msc0: msc0 {
 206                 function = "mmc0";
 207                 groups = "mmc0-1bit", "mmc0-4bit";
 208                 bias-disable;
 209         };
 210
 211         pins_msc1: msc1 {
 212                 function = "mmc1";
 213                 groups = "mmc1-1bit", "mmc1-4bit";
 214                 bias-disable;
 215         };
 216
 217         pins_mac: mac {
 218                 function = "mac";
 219                 groups = "mac";
 220                 bias-disable;
 221         };
 222 };