360 lines
7.7 KiB
Plaintext
360 lines
7.7 KiB
Plaintext
/*
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* Copyright (c) 2021 Tokita, Hiroshi <tokita.hiroshi@gmail.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/timer/riscv-machine-timer.h>
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#include <dt-bindings/i2c/i2c.h>
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#include <dt-bindings/pwm/pwm.h>
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/ {
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#address-cells = <1>;
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#size-cells = <1>;
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu: cpu@0 {
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clock-frequency = <108000000>;
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mcause-exception-mask = <0x7ff>;
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compatible = "nuclei,bumblebee", "riscv";
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device_type = "cpu";
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reg = <0>;
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};
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};
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sram0: memory@20000000 {
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compatible = "mmio-sram";
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};
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soc {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "gd,gd32vf103-soc", "simple-bus";
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ranges;
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mtimer: machine-timer@d1000000 {
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compatible = "riscv,machine-timer";
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reg = <0xd1000000 0x1
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0xd1000008 0x1>;
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clk-divider = <RISCV_MACHINE_TIMER_DIVIDER_4>;
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};
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eclic: interrupt-controller@d2000000 {
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#interrupt-cells = <2>;
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compatible = "nuclei,eclic";
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interrupt-controller;
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reg = <0xd2000000 0x0001
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0xd2000004 0x0004
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0xd200000b 0x0001
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0xd2001000 0x1000>;
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label = "NUCLEI_ECLIC";
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};
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fmc: flash-controller@40022000 {
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compatible = "gd,gd32-flash-controller";
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label = "FMC";
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reg = <0x40022000 0x400>;
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#address-cells = <1>;
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#size-cells = <1>;
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flash0: flash@8000000 {
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compatible = "soc-nv-flash";
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label = "FLASH0";
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write-block-size = <2>;
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};
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};
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usart0: serial@40013800 {
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compatible = "gd,gd32-usart";
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reg = <0x40013800 0x400>;
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interrupts = <56 0>;
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interrupt-parent = <&eclic>;
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rcu-periph-clock = <0x60e>;
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status = "disabled";
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label = "UART_0";
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};
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usart1: serial@40004400 {
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compatible = "gd,gd32-usart";
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reg = <0x40004400 0x400>;
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interrupts = <57 0>;
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interrupt-parent = <&eclic>;
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rcu-periph-clock = <0x711>;
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status = "disabled";
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label = "UART_1";
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};
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usart2: serial@40004800 {
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compatible = "gd,gd32-usart";
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reg = <0x40004800 0x400>;
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interrupts = <58 0>;
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interrupt-parent = <&eclic>;
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rcu-periph-clock = <0x712>;
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status = "disabled";
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label = "UART_2";
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};
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dac: dac@40007400 {
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compatible = "gd,gd32-dac";
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reg = <0x40007400 0x400>;
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rcu-periph-clock = <0x71d>;
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num-channels = <2>;
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label = "DAC";
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status = "disabled";
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#io-channel-cells = <1>;
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};
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i2c0: i2c@40005400 {
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compatible = "gd,gd32-i2c";
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reg = <0x40005400 0x400>;
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#address-cells = <1>;
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#size-cells = <0>;
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clock-frequency = <I2C_BITRATE_STANDARD>;
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interrupts = <50 0>, <51 0>;
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interrupt-names = "event", "error";
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interrupt-parent = <&eclic>;
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rcu-periph-clock = <0x715>;
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status = "disabled";
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label = "I2C_0";
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};
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spi0: spi@40013000 {
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compatible = "gd,gd32-spi";
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reg = <0x40013000 0x400>;
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interrupts = <54 0>;
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interrupt-parent = <&eclic>;
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rcu-periph-clock = <0x60c>;
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status = "disabled";
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label = "SPI_0";
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#address-cells = <1>;
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#size-cells = <0>;
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};
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spi1: spi@40003800 {
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compatible = "gd,gd32-spi";
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reg = <0x40003800 0x400>;
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interrupts = <55 0>;
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interrupt-parent = <&eclic>;
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rcu-periph-clock = <0x70e>;
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status = "disabled";
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label = "SPI_1";
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#address-cells = <1>;
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#size-cells = <0>;
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};
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afio: afio@40010000 {
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compatible = "gd,gd32-afio";
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reg = <0x40010000 0x400>;
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rcu-periph-clock = <0x600>;
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status = "okay";
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label = "AFIO";
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};
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exti: interrupt-controller@40010400 {
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compatible = "gd,gd32-exti";
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interrupt-controller;
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#interrupt-cells = <1>;
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reg = <0x40010400 0x400>;
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num-lines = <19>;
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interrupt-parent = <&eclic>;
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interrupts = <25 0>, <26 0>, <27 0>, <28 0>, <29 0>,
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<42 0>, <59 0>;
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interrupt-names = "line0", "line1", "line2", "line3",
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"line4", "line5-9", "line10-15";
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status = "okay";
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label = "EXTI";
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};
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pinctrl: pin-controller@40010800 {
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compatible = "gd,gd32-pinctrl-afio";
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reg = <0x40010800 0x1c00>;
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#address-cells = <1>;
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#size-cells = <1>;
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status = "okay";
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label = "PINCTRL";
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gpioa: gpio@40010800 {
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compatible = "gd,gd32-gpio";
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reg = <0x40010800 0x400>;
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gpio-controller;
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#gpio-cells = <2>;
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rcu-periph-clock = <0x602>;
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status = "disabled";
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label = "GPIOA";
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};
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gpiob: gpio@40010c00 {
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compatible = "gd,gd32-gpio";
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reg = <0x40010c00 0x400>;
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gpio-controller;
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#gpio-cells = <2>;
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rcu-periph-clock = <0x603>;
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status = "disabled";
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label = "GPIOB";
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};
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gpioc: gpio@40011000 {
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compatible = "gd,gd32-gpio";
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reg = <0x40011000 0x400>;
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gpio-controller;
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#gpio-cells = <2>;
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rcu-periph-clock = <0x604>;
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status = "disabled";
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label = "GPIOC";
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};
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gpiod: gpio@40011400 {
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compatible = "gd,gd32-gpio";
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reg = <0x40011400 0x400>;
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gpio-controller;
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#gpio-cells = <2>;
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rcu-periph-clock = <0x605>;
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status = "disabled";
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label = "GPIOD";
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};
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gpioe: gpio@40011800 {
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compatible = "gd,gd32-gpio";
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reg = <0x40011800 0x400>;
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gpio-controller;
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#gpio-cells = <2>;
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rcu-periph-clock = <0x606>;
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status = "disabled";
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label = "GPIOE";
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};
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};
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timer0: timer@40012c00 {
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compatible = "gd,gd32-timer";
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reg = <0x40012c00 0x400>;
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interrupt-parent = <&eclic>;
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interrupts = <43 0>, <44 0>, <45 0>, <46 0>;
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interrupt-names = "brk", "up", "trgcom", "cc";
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rcu-periph-clock = <0x60b>;
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rcu-periph-reset = <0x30b>;
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is-advanced;
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channels = <4>;
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status = "disabled";
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label = "TIMER_0";
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pwm {
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compatible = "gd,gd32-pwm";
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status = "disabled";
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label = "PWM_0";
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#pwm-cells = <3>;
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};
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};
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timer1: timer@40000000 {
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compatible = "gd,gd32-timer";
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reg = <0x40000000 0x400>;
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interrupt-parent = <&eclic>;
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interrupts = <47 0>;
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interrupt-names = "global";
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rcu-periph-clock = <0x700>;
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rcu-periph-reset = <0x400>;
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channels = <4>;
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status = "disabled";
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label = "TIMER_1";
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pwm {
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compatible = "gd,gd32-pwm";
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status = "disabled";
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label = "PWM_1";
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#pwm-cells = <3>;
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};
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};
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timer2: timer@40000400 {
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compatible = "gd,gd32-timer";
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reg = <0x40000400 0x400>;
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interrupt-parent = <&eclic>;
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interrupts = <48 0>;
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interrupt-names = "global";
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rcu-periph-clock = <0x701>;
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rcu-periph-reset = <0x401>;
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channels = <4>;
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status = "disabled";
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label = "TIMER_2";
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pwm {
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compatible = "gd,gd32-pwm";
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status = "disabled";
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label = "PWM_2";
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#pwm-cells = <3>;
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};
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};
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timer3: timer@40000800 {
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compatible = "gd,gd32-timer";
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reg = <0x40000800 0x400>;
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interrupt-parent = <&eclic>;
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interrupts = <49 0>;
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interrupt-names = "global";
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rcu-periph-clock = <0x702>;
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rcu-periph-reset = <0x402>;
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channels = <4>;
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status = "disabled";
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label = "TIMER_3";
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pwm {
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compatible = "gd,gd32-pwm";
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status = "disabled";
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label = "PWM_3";
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#pwm-cells = <3>;
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};
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};
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timer4: timer@40000c00 {
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compatible = "gd,gd32-timer";
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reg = <0x40000c00 0x400>;
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interrupt-parent = <&eclic>;
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interrupts = <69 0>;
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interrupt-names = "global";
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rcu-periph-clock = <0x703>;
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rcu-periph-reset = <0x403>;
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channels = <4>;
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status = "disabled";
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label = "TIMER_4";
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pwm {
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compatible = "gd,gd32-pwm";
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status = "disabled";
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label = "PWM_4";
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#pwm-cells = <3>;
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};
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};
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timer5: timer@40001000 {
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compatible = "gd,gd32-timer";
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reg = <0x40001000 0x400>;
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interrupt-parent = <&eclic>;
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interrupts = <73 0>;
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interrupt-names = "global";
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rcu-periph-clock = <0x704>;
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rcu-periph-reset = <0x404>;
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channels = <0>;
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status = "disabled";
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label = "TIMER_5";
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};
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timer6: timer@40001400 {
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compatible = "gd,gd32-timer";
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reg = <0x40001400 0x400>;
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interrupt-parent = <&eclic>;
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interrupts = <74 0>;
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interrupt-names = "global";
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rcu-periph-clock = <0x705>;
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rcu-periph-reset = <0x405>;
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channels = <0>;
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status = "disabled";
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label = "TIMER_6";
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};
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};
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};
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