arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi

   1 // SPDX-License-Identifier: GPL-2.0 OR MIT
   2 /*
   3  * Copyright (C) 2022 StarFive Technology Co., Ltd.
   4  * Copyright (C) 2022 Emil Renner Berthing <kernel@esmil.dk>
   5  */
   6
   7 /dts-v1/;
   8 #include "jh7110.dtsi"
   9 #include "jh7110-pinfunc.h"
  10 #include <dt-bindings/gpio/gpio.h>
  11
  12 / {
  13         aliases {
  14                 i2c0 = &i2c0;
  15                 i2c2 = &i2c2;
  16                 i2c5 = &i2c5;
  17                 i2c6 = &i2c6;
  18                 serial0 = &uart0;
  19         };
  20
  21         chosen {
  22                 stdout-path = "serial0:115200n8";
  23         };
  24
  25         cpus {
  26                 timebase-frequency = <4000000>;
  27         };
  28
  29         memory@40000000 {
  30                 device_type = "memory";
  31                 reg = <0x0 0x40000000 0x1 0x0>;
  32         };
  33
  34         gpio-restart {
  35                 compatible = "gpio-restart";
  36                 gpios = <&sysgpio 35 GPIO_ACTIVE_HIGH>;
  37                 priority = <224>;
  38         };
  39 };
  40
  41 &gmac0_rgmii_rxin {
  42         clock-frequency = <125000000>;
  43 };
  44
  45 &gmac0_rmii_refin {
  46         clock-frequency = <50000000>;
  47 };
  48
  49 &gmac1_rgmii_rxin {
  50         clock-frequency = <125000000>;
  51 };
  52
  53 &gmac1_rmii_refin {
  54         clock-frequency = <50000000>;
  55 };
  56
  57 &i2srx_bclk_ext {
  58         clock-frequency = <12288000>;
  59 };
  60
  61 &i2srx_lrck_ext {
  62         clock-frequency = <192000>;
  63 };
  64
  65 &i2stx_bclk_ext {
  66         clock-frequency = <12288000>;
  67 };
  68
  69 &i2stx_lrck_ext {
  70         clock-frequency = <192000>;
  71 };
  72
  73 &mclk_ext {
  74         clock-frequency = <12288000>;
  75 };
  76
  77 &osc {
  78         clock-frequency = <24000000>;
  79 };
  80
  81 &rtc_osc {
  82         clock-frequency = <32768>;
  83 };
  84
  85 &tdm_ext {
  86         clock-frequency = <49152000>;
  87 };
  88
  89 &i2c0 {
  90         clock-frequency = <100000>;
  91         i2c-sda-hold-time-ns = <300>;
  92         i2c-sda-falling-time-ns = <510>;
  93         i2c-scl-falling-time-ns = <510>;
  94         pinctrl-names = "default";
  95         pinctrl-0 = <&i2c0_pins>;
  96         status = "okay";
  97 };
  98
  99 &i2c2 {
 100         clock-frequency = <100000>;
 101         i2c-sda-hold-time-ns = <300>;
 102         i2c-sda-falling-time-ns = <510>;
 103         i2c-scl-falling-time-ns = <510>;
 104         pinctrl-names = "default";
 105         pinctrl-0 = <&i2c2_pins>;
 106         status = "okay";
 107 };
 108
 109 &i2c5 {
 110         clock-frequency = <100000>;
 111         i2c-sda-hold-time-ns = <300>;
 112         i2c-sda-falling-time-ns = <510>;
 113         i2c-scl-falling-time-ns = <510>;
 114         pinctrl-names = "default";
 115         pinctrl-0 = <&i2c5_pins>;
 116         status = "okay";
 117 };
 118
 119 &i2c6 {
 120         clock-frequency = <100000>;
 121         i2c-sda-hold-time-ns = <300>;
 122         i2c-sda-falling-time-ns = <510>;
 123         i2c-scl-falling-time-ns = <510>;
 124         pinctrl-names = "default";
 125         pinctrl-0 = <&i2c6_pins>;
 126         status = "okay";
 127 };
 128
 129 &sysgpio {
 130         i2c0_pins: i2c0-0 {
 131                 i2c-pins {
 132                         pinmux = <GPIOMUX(57, GPOUT_LOW,
 133                                               GPOEN_SYS_I2C0_CLK,
 134                                               GPI_SYS_I2C0_CLK)>,
 135                                  <GPIOMUX(58, GPOUT_LOW,
 136                                               GPOEN_SYS_I2C0_DATA,
 137                                               GPI_SYS_I2C0_DATA)>;
 138                         bias-disable; /* external pull-up */
 139                         input-enable;
 140                         input-schmitt-enable;
 141                 };
 142         };
 143
 144         i2c2_pins: i2c2-0 {
 145                 i2c-pins {
 146                         pinmux = <GPIOMUX(3, GPOUT_LOW,
 147                                              GPOEN_SYS_I2C2_CLK,
 148                                              GPI_SYS_I2C2_CLK)>,
 149                                  <GPIOMUX(2, GPOUT_LOW,
 150                                              GPOEN_SYS_I2C2_DATA,
 151                                              GPI_SYS_I2C2_DATA)>;
 152                         bias-disable; /* external pull-up */
 153                         input-enable;
 154                         input-schmitt-enable;
 155                 };
 156         };
 157
 158         i2c5_pins: i2c5-0 {
 159                 i2c-pins {
 160                         pinmux = <GPIOMUX(19, GPOUT_LOW,
 161                                               GPOEN_SYS_I2C5_CLK,
 162                                               GPI_SYS_I2C5_CLK)>,
 163                                  <GPIOMUX(20, GPOUT_LOW,
 164                                               GPOEN_SYS_I2C5_DATA,
 165                                               GPI_SYS_I2C5_DATA)>;
 166                         bias-disable; /* external pull-up */
 167                         input-enable;
 168                         input-schmitt-enable;
 169                 };
 170         };
 171
 172         i2c6_pins: i2c6-0 {
 173                 i2c-pins {
 174                         pinmux = <GPIOMUX(16, GPOUT_LOW,
 175                                               GPOEN_SYS_I2C6_CLK,
 176                                               GPI_SYS_I2C6_CLK)>,
 177                                  <GPIOMUX(17, GPOUT_LOW,
 178                                               GPOEN_SYS_I2C6_DATA,
 179                                               GPI_SYS_I2C6_DATA)>;
 180                         bias-disable; /* external pull-up */
 181                         input-enable;
 182                         input-schmitt-enable;
 183                 };
 184         };
 185
 186         uart0_pins: uart0-0 {
 187                 tx-pins {
 188                         pinmux = <GPIOMUX(5, GPOUT_SYS_UART0_TX,
 189                                              GPOEN_ENABLE,
 190                                              GPI_NONE)>;
 191                         bias-disable;
 192                         drive-strength = <12>;
 193                         input-disable;
 194                         input-schmitt-disable;
 195                         slew-rate = <0>;
 196                 };
 197
 198                 rx-pins {
 199                         pinmux = <GPIOMUX(6, GPOUT_LOW,
 200                                              GPOEN_DISABLE,
 201                                              GPI_SYS_UART0_RX)>;
 202                         bias-disable; /* external pull-up */
 203                         drive-strength = <2>;
 204                         input-enable;
 205                         input-schmitt-enable;
 206                         slew-rate = <0>;
 207                 };
 208         };
 209 };
 210
 211 &uart0 {
 212         pinctrl-names = "default";
 213         pinctrl-0 = <&uart0_pins>;
 214         status = "okay";
 215 };