diff --git a/Documentation/platforms/risc-v/esp32c3/boards/esp32-c3-zero/ESP32-C3-Zero.jpg b/Documentation/platforms/risc-v/esp32c3/boards/esp32-c3-zero/ESP32-C3-Zero.jpg new file mode 100644 index 00000000000..e5f18825445 Binary files /dev/null and b/Documentation/platforms/risc-v/esp32c3/boards/esp32-c3-zero/ESP32-C3-Zero.jpg differ diff --git a/Documentation/platforms/risc-v/esp32c3/boards/esp32-c3-zero/index.rst b/Documentation/platforms/risc-v/esp32c3/boards/esp32-c3-zero/index.rst new file mode 100644 index 00000000000..6f3905877bd --- /dev/null +++ b/Documentation/platforms/risc-v/esp32c3/boards/esp32-c3-zero/index.rst @@ -0,0 +1,285 @@ +=============================== +Waveshare ESP32-C3-Zero +=============================== + +.. tags:: chip:ESP32-C3 + +The `Waveshare ESP32-C3-Zero `_ is a compact development board supplied by Waveshare. + +.. figure:: ESP32-C3-Zero.jpg + :align: center + +Features +======== + +* Low-power RISC-V 32-bit Single-core processor, up to 160MHz main frequency. +* Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth® 5 (LE). +* 400KB SRAM, 384KB ROM and built-in 4MB flash memory. +* 15 multi-function GPIO pins. +* 3× SPI, 1× I2C, 2× UART, 1× I2S, 2× ADC. +* Onboard WS2812 RGB led. +* Compact SMD ceramic antenna. +* Ultra-compact size: 23.5 × 18 mm + +Buttons and LEDs +================ + +There are two buttons labeled BOOT and RESET. +The BOOT button is connected to GPIO9. On reset it is used as a strapping pin to determine whether the chip boots normally or into the serial bootloader. After reset, however, the BOOT button can be used for software input. + +WS2812 LED is connected to GPIO10 and is available for software. + +Pin Mapping +=========== + +Pads numbered anticlockwise from USB connector. + +===== ========== ========== +Pad Signal Notes +===== ========== ========== +1 5V +5V Supply to board +2 GND Ground +3 3V3 Power output to peripherals +4 GPIO0 +5 GPIO1 +6 GPIO2 +7 GPIO3 +8 GPIO4 SCK (bit-banging) +9 GPIO5 MISO (bit-banging) +10 GPIO6 MOSI (bit-banging) +11 GPIO7 CSn (bit-banging) +12 GPIO8 SCL (bit-banging) +13 GPIO9 SDA (bit-banging) +14 GPIO10 To connect with WS2812 RGB LED +15 GPIO18 USB_D+ +16 GPIO19 USB_D- +17 GPIO20 Default RX for UART0 serial console +18 GPIO21 Default TX for UART0 serial console +===== ========== ========== + +.. note:: The Waveshare ESP32-C3-Zero does not have dedicated I2C and SPI pins. + However, you can implement software-based I2C or SPI (bit-banging) using any available GPIO pins. + + +Power Supply +============ + +There are two mutually exclusive ways to provide power to the board: + +* USB Type-C Port + +* supplying via VIN (5V) pin (3.3–6 V) and GND pin headers + + + +Installation & Build +==================== + +For instructions on how to to install the build dependencies and create a NuttX +image for this board, consult the main :doc:`ESP32-C3 documentation +<../../index>`. + +Serial Console +============== + +A **USB Serial Adapter** is required to run NuttX on ESP32-C3-Zero with UART0 serial console. + +Connect the USB Serial Adapter to ESP32-C3-Zero Serial Console at: + +.. list-table:: USB Serial connections + :widths: auto + :header-rows: 1 + + * - USB Serial + - ESP32-C3-Zero Pin + * - GND + - GND (Pin 2) + * - RX + - GPIO21 (UART0 TX) (Pin 18) + * - TX + - GPIO20 (UART0 RX) (Pin 17) + +A USB serial adapter with **+3.3V TTL level** UART signals is required. + +Connect ESP32-C3-Zero to our computer with the USB Serial Adapter. +On our computer, start a Serial Terminal and connect to the USB Serial Port +at **115200 bps**. + +NuttX will appear in the Serial Console when it boots on ESP32-C3-Zero. + +Configurations +============== + +All configurations listed below can be configured using the following command in +the ``nuttx`` directory (again, consult the main :doc:`ESP32-C3 documentation +<../../index>`): + +.. code:: console + + $ ./tools/configure.sh esp32-c3-zero: + +where is the name of board configuration you want to use, i.e.: nsh, usbnsh, wifi... + +.. list-table:: Build System + :widths: auto + :header-rows: 1 + + * - Build System + - Support + * - Make + - Yes + * - CMake + - No + +.. code:: console + + $ make flash ESPTOOL_PORT=/dev/ttyUSB0 -j + +Then use a serial console terminal like ``picocom`` configured to **115200 8N1**. + +jumbo +---------- + +This configuration enables many Apache NuttX features (console enabled in UART0, at **115200** bps). +This is mostly to help provide additional code coverage in CI, but also allows for a users +to see a wide range of features that are supported by the OS. + + +**I2C** + +The I2C Tool can be used to scan and manipulate I2C devices. +You can scan for all I2C devices using the following command:: + + nsh> i2c dev -b 3 00 77 + NOTE: Some devices may not appear with this scan. + You may also try a scan with the -z flag to discover more devices using a zero-byte write request. + 0 1 2 3 4 5 6 7 8 9 a b c d e f + 00: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- + 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- + 20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- + 30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- + 40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- + 50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- + 60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- + 70: -- -- -- -- -- -- 76 -- + nsh> + +.. tip:: Please refer to :doc:`I2C Tool ` + for more information. + +**SPI** + +The SPI Tool provides a way to debug SPI related problems. +You can test it by connecting MOSI and MISO pins which are GPIO6 and GPIO5 +by default to each other and running the ``spi`` example:: + + nsh> spi exch -b 3 "AB" + Sending: AB + Received: AB + +.. tip:: Please refer to :doc:`SPI Tool ` + for more information. + +**bmp280** + +You can check that the Bosch BMP280 sensor over I2C is working by using the :doc:`bmp280 ` application: + +.. list-table:: BMP280 connections + :widths: auto + :header-rows: 1 + + * - BMP280 + - ESP32-C3-Zero Pin + * - VCC + - 3V3 OUT (Pin 3) + * - GND + - GND (Pin 2) + * - SCL + - GPIO8 (SCL) (Pin 12) + * - SDA + - GPIO9 (SDA) (Pin 13) + +.. code-block:: console + + nsh> bmp280 + Absolute pressure [hPa] = 1003.359985 + Temperature [C] = 18.969999 + +**sensortest** + +You can check that the Bosch BMP280 sensor over I2C is working by using the ``sensortest`` application: + +.. code-block:: console + + nsh> sensortest -n 10 baro0 + SensorTest: Test /dev/uorb/sensor_baro0 with interval(1000000us), latency(0us) + baro0: timestamp:3449690000 value1:1023.23 value2:19.75 + baro0: timestamp:3449690000 value1:1023.23 value2:19.75 + baro0: timestamp:3449690000 value1:1023.23 value2:19.75 + baro0: timestamp:3449690000 value1:1023.23 value2:19.75 + baro0: timestamp:3449690000 value1:1023.23 value2:19.75 + baro0: timestamp:3449700000 value1:1023.23 value2:19.75 + baro0: timestamp:3449700000 value1:1023.23 value2:19.75 + baro0: timestamp:3449710000 value1:1022.82 value2:19.86 + baro0: timestamp:3449710000 value1:1022.82 value2:19.86 + baro0: timestamp:3449720000 value1:1022.82 value2:19.86 + SensorTest: Received message: baro0, number:10/10 + nsh> + +nsh +--- + +Basic configuration that runs NuttShell (console enabled in UART0, at **115200 bps**). +This configuration is focused on low level, command-line driver testing. +Built-in applications are supported, but none are enabled. + +.. tip:: Please refer to :doc:`NuttShell (NSH) ` + for more information. + +sta_softap +---------- + +With this configuration you can run these commands to be able +to connect your smartphone or laptop to your board:: + + nsh> ifup wlan1 + nsh> dhcpd_start wlan1 + nsh> wapi psk wlan1 mypasswd 3 + nsh> wapi essid wlan1 nuttxap 1 + +In this case, you are creating the access point ``nuttxapp`` in your board and to +connect to it on your smartphone you will be required to type the password ``mypasswd`` +using WPA2. + +.. tip:: Please refer to :ref:`ESP32 Wi-Fi SoftAP Mode ` + for more information. + +The ``dhcpd_start`` is necessary to let your board to associate an IP to your smartphone. + +usbnsh +------ + +Basic NuttShell configuration using CDC/ACM serial (console enabled in USB Port, at **115200 bps**). +This is another NSH example. If differs from other ‘nsh’ configurations in that this configurations +uses a USB serial device for console I/O. + +wifi +---- + +Enables Wi-Fi support. You can define your credentials this way:: + + $ make menuconfig + -> Application Configuration + -> Network Utilities + -> Network initialization (NETUTILS_NETINIT [=y]) + -> WAPI Configuration + +Or if you don't want to keep it saved in the firmware you can do it +at runtime:: + + nsh> wapi psk wlan0 mypasswd 3 + nsh> wapi essid wlan0 myssid 1 + nsh> renew wlan0 + +.. tip:: Please refer to :ref:`ESP32 Wi-Fi Station Mode ` + for more information. diff --git a/boards/Kconfig b/boards/Kconfig index 04e8d823a48..b9c76f80693 100644 --- a/boards/Kconfig +++ b/boards/Kconfig @@ -438,6 +438,15 @@ config ARCH_BOARD_ESP32C3_XIAO The XIAO-ESP32C3 from Seeed Studio features the ESP32-C3 CPU with a RISC-V core, supporting IEEE 802.11 b/g/n WiFi, and Bluetooth 5 (BLE) protocols. +config ARCH_BOARD_ESP32_C3_ZERO + bool "Waveshare ESP32-C3-Zero" + depends on ARCH_CHIP_ESP32C3 + select ARCH_HAVE_BUTTONS + select ARCH_HAVE_IRQBUTTONS + ---help--- + The ESP32-C3-Zero from Waveshare features the ESP32-C3 CPU with a RISC-V core, + supporting IEEE 802.11 b/g/n WiFi, and Bluetooth 5 (BLE) protocols. + config ARCH_BOARD_ESP32S2_KALUGA_1 bool "Espressif ESP32-S2-Kaluga-1 V1.3" depends on ARCH_CHIP_ESP32S2WROVER @@ -3537,6 +3546,7 @@ config ARCH_BOARD default "esp32c3-legacy-devkit-rust-1" if ARCH_BOARD_ESP32C3_LEGACY_DEVKIT_RUST1 default "esp32c3-legacy-devkit" if ARCH_BOARD_ESP32C3_LEGACY_DEVKIT default "esp32c3-xiao" if ARCH_BOARD_ESP32C3_XIAO + default "esp32-c3-zero" if ARCH_BOARD_ESP32_C3_ZERO default "esp32s2-kaluga-1" if ARCH_BOARD_ESP32S2_KALUGA_1 default "esp32s2-saola-1" if ARCH_BOARD_ESP32S2_SAOLA_1 default "franzininho-wifi" if ARCH_BOARD_FRANZININHO_WIFI @@ -4793,6 +4803,9 @@ endif if ARCH_BOARD_ESP32C3_XIAO source "boards/risc-v/esp32c3/esp32c3-xiao/Kconfig" endif +if ARCH_BOARD_ESP32_C3_ZERO +source "boards/risc-v/esp32c3/esp32-c3-zero/Kconfig" +endif if ARCH_BOARD_ESP32S2_KALUGA_1 source "boards/xtensa/esp32s2/esp32s2-kaluga-1/Kconfig" endif diff --git a/boards/risc-v/esp32c3/common/include/esp_board_bmp280.h b/boards/risc-v/esp32c3/common/include/esp_board_bmp280.h new file mode 100644 index 00000000000..8ead77a14e4 --- /dev/null +++ b/boards/risc-v/esp32c3/common/include/esp_board_bmp280.h @@ -0,0 +1,76 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/common/include/esp_board_bmp280.h + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +#ifndef __BOARDS_RISCV_ESP32C3_COMMON_INCLUDE_ESP_BOARD_BMP280_H +#define __BOARDS_RISCV_ESP32C3_COMMON_INCLUDE_ESP_BOARD_BMP280_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#ifndef __ASSEMBLY__ + +#undef EXTERN +#if defined(__cplusplus) +#define EXTERN extern "C" +extern "C" +{ +#else +#define EXTERN extern +#endif + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Name: board_bmp280_initialize + * + * Description: + * Initialize and register the BMP280 Pressure Sensor driver. + * + * Input Parameters: + * devno - The device number, used to build the device path as /dev/pressN + * + * + * Returned Value: + * Zero (OK) on success; a negated errno value on failure. + * + ****************************************************************************/ + +#ifdef CONFIG_SENSORS_BMP280 +int board_bmp280_initialize(int devno); +#endif + +#undef EXTERN +#if defined(__cplusplus) +} +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __BOARDS_RISCV_ESP32C3_COMMON_INCLUDE_ESP_BOARD_BMP280_H */ diff --git a/boards/risc-v/esp32c3/common/src/Make.defs b/boards/risc-v/esp32c3/common/src/Make.defs index c5b84dea7e1..03d09271575 100644 --- a/boards/risc-v/esp32c3/common/src/Make.defs +++ b/boards/risc-v/esp32c3/common/src/Make.defs @@ -70,6 +70,10 @@ ifeq ($(CONFIG_SENSORS_BMP180),y) CSRCS += esp_board_bmp180.c endif +ifeq ($(CONFIG_SENSORS_BMP280),y) + CSRCS += esp_board_bmp280.c +endif + ifeq ($(CONFIG_MMCSD_SPI),y) CSRCS += esp_board_mmcsd.c endif diff --git a/boards/risc-v/esp32c3/common/src/esp_board_bmp280.c b/boards/risc-v/esp32c3/common/src/esp_board_bmp280.c new file mode 100644 index 00000000000..6aa1a9f77fd --- /dev/null +++ b/boards/risc-v/esp32c3/common/src/esp_board_bmp280.c @@ -0,0 +1,94 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/common/src/esp_board_bmp280.c + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include + +#include +#include +#include + +#ifndef CONFIG_ESPRESSIF_I2C_BITBANG +#include "espressif/esp_i2c.h" +#else +#include "espressif/esp_i2c_bitbang.h" +#endif + +#include "esp_board_bmp280.h" + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: board_bmp280_initialize + * + * Description: + * Initialize and register the BMP280 Pressure Sensor driver. + * + * Input Parameters: + * devno - The device number, used to build the device path as /dev/pressN + * + * + * Returned Value: + * Zero (OK) on success; a negated errno value on failure. + * + ****************************************************************************/ + +int board_bmp280_initialize(int devno) +{ + struct i2c_master_s *i2c; + int ret; + + sninfo("Initializing BMP280!\n"); + + /* Initialize I2C */ + +#ifndef CONFIG_ESPRESSIF_I2C_BITBANG + i2c = esp_i2cbus_initialize(ESPRESSIF_I2C0); +#else + i2c = esp_i2cbus_bitbang_initialize(); +#endif + + if (i2c) + { + /* Then try to register the barometer sensor in I2C0 */ + + ret = bmp280_register(devno, i2c); + if (ret < 0) + { + snerr("ERROR: Error registering BMP280 in I2C0\n"); + } + } + else + { + ret = -ENODEV; + } + + return ret; +} diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/Kconfig b/boards/risc-v/esp32c3/esp32-c3-zero/Kconfig new file mode 100644 index 00000000000..70d6283b7ce --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/Kconfig @@ -0,0 +1,8 @@ +# +# For a description of the syntax of this configuration file, +# see the file kconfig-language.txt in the NuttX tools repository. +# + +if ARCH_BOARD_ESP32_C3_ZERO + +endif # ARCH_BOARD_ESP32_C3_ZERO diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/configs/jumbo/defconfig b/boards/risc-v/esp32c3/esp32-c3-zero/configs/jumbo/defconfig new file mode 100644 index 00000000000..03bd912777d --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/configs/jumbo/defconfig @@ -0,0 +1,61 @@ +# +# This file is autogenerated: PLEASE DO NOT EDIT IT. +# +# You can use "make menuconfig" to make any modifications to the installed .config file. +# You can then do "make savedefconfig" to generate a new defconfig file that includes your +# modifications. +# +# CONFIG_NSH_ARGCAT is not set +# CONFIG_NSH_CMDOPT_HEXDUMP is not set +CONFIG_ARCH="risc-v" +CONFIG_ARCH_BOARD="esp32-c3-zero" +CONFIG_ARCH_BOARD_COMMON=y +CONFIG_ARCH_BOARD_ESP32_C3_ZERO=y +CONFIG_ARCH_CHIP="esp32c3" +CONFIG_ARCH_CHIP_ESP32C3=y +CONFIG_ARCH_INTERRUPTSTACK=1536 +CONFIG_ARCH_RISCV=y +CONFIG_ARCH_STACKDUMP=y +CONFIG_BOARDCTL_RESET=y +CONFIG_BOARD_LOOPSPERMSEC=15000 +CONFIG_BUILTIN=y +CONFIG_ESPRESSIF_GPIO_IRQ=y +CONFIG_ESPRESSIF_I2C_BITBANG=y +CONFIG_ESPRESSIF_I2C_BITBANG_SCLPIN=9 +CONFIG_ESPRESSIF_I2C_BITBANG_SDAPIN=8 +CONFIG_ESPRESSIF_SPI_BITBANG=y +CONFIG_ESPRESSIF_SPI_BITBANG_CLKPIN=4 +CONFIG_ESPRESSIF_SPI_BITBANG_CSPIN=7 +CONFIG_ESPRESSIF_SPI_BITBANG_MISOPIN=5 +CONFIG_ESPRESSIF_SPI_BITBANG_MOSIPIN=6 +CONFIG_EXAMPLES_BMP280=y +CONFIG_FS_PROCFS=y +CONFIG_IDLETHREAD_STACKSIZE=2048 +CONFIG_INIT_ENTRYPOINT="nsh_main" +CONFIG_INTELHEX_BINARY=y +CONFIG_LIBC_FLOATINGPOINT=y +CONFIG_LIBC_PERROR_STDOUT=y +CONFIG_LIBC_STRERROR=y +CONFIG_NFILE_DESCRIPTORS_PER_BLOCK=6 +CONFIG_NSH_ARCHINIT=y +CONFIG_NSH_BUILTIN_APPS=y +CONFIG_NSH_FILEIOSIZE=512 +CONFIG_NSH_READLINE=y +CONFIG_NSH_STRERROR=y +CONFIG_PREALLOC_TIMERS=0 +CONFIG_RR_INTERVAL=200 +CONFIG_SCHED_BACKTRACE=y +CONFIG_SCHED_WAITPID=y +CONFIG_SENSORS=y +CONFIG_SENSORS_BMP280=y +CONFIG_START_DAY=29 +CONFIG_START_MONTH=11 +CONFIG_START_YEAR=2019 +CONFIG_SYSTEM_DUMPSTACK=y +CONFIG_SYSTEM_I2CTOOL=y +CONFIG_SYSTEM_NSH=y +CONFIG_SYSTEM_SENSORTEST=y +CONFIG_SYSTEM_SPITOOL=y +CONFIG_TESTING_GETPRIME=y +CONFIG_TESTING_OSTEST=y +CONFIG_UART0_SERIAL_CONSOLE=y diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/configs/nsh/defconfig b/boards/risc-v/esp32c3/esp32-c3-zero/configs/nsh/defconfig new file mode 100644 index 00000000000..2f4aead1ae1 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/configs/nsh/defconfig @@ -0,0 +1,45 @@ +# +# This file is autogenerated: PLEASE DO NOT EDIT IT. +# +# You can use "make menuconfig" to make any modifications to the installed .config file. +# You can then do "make savedefconfig" to generate a new defconfig file that includes your +# modifications. +# +# CONFIG_NSH_ARGCAT is not set +# CONFIG_NSH_CMDOPT_HEXDUMP is not set +CONFIG_ARCH="risc-v" +CONFIG_ARCH_BOARD="esp32-c3-zero" +CONFIG_ARCH_BOARD_COMMON=y +CONFIG_ARCH_BOARD_ESP32_C3_ZERO=y +CONFIG_ARCH_CHIP="esp32c3" +CONFIG_ARCH_CHIP_ESP32C3=y +CONFIG_ARCH_INTERRUPTSTACK=1536 +CONFIG_ARCH_RISCV=y +CONFIG_ARCH_STACKDUMP=y +CONFIG_BOARDCTL_RESET=y +CONFIG_BOARD_LOOPSPERMSEC=15000 +CONFIG_BUILTIN=y +CONFIG_FS_PROCFS=y +CONFIG_IDLETHREAD_STACKSIZE=2048 +CONFIG_INIT_ENTRYPOINT="nsh_main" +CONFIG_INTELHEX_BINARY=y +CONFIG_LIBC_PERROR_STDOUT=y +CONFIG_LIBC_STRERROR=y +CONFIG_NFILE_DESCRIPTORS_PER_BLOCK=6 +CONFIG_NSH_ARCHINIT=y +CONFIG_NSH_BUILTIN_APPS=y +CONFIG_NSH_FILEIOSIZE=512 +CONFIG_NSH_READLINE=y +CONFIG_NSH_STRERROR=y +CONFIG_PREALLOC_TIMERS=0 +CONFIG_RR_INTERVAL=200 +CONFIG_SCHED_BACKTRACE=y +CONFIG_SCHED_WAITPID=y +CONFIG_START_DAY=29 +CONFIG_START_MONTH=11 +CONFIG_START_YEAR=2019 +CONFIG_SYSTEM_DUMPSTACK=y +CONFIG_SYSTEM_NSH=y +CONFIG_TESTING_GETPRIME=y +CONFIG_TESTING_OSTEST=y +CONFIG_UART0_SERIAL_CONSOLE=y diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/configs/sta_softap/defconfig b/boards/risc-v/esp32c3/esp32-c3-zero/configs/sta_softap/defconfig new file mode 100644 index 00000000000..2df8690ad99 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/configs/sta_softap/defconfig @@ -0,0 +1,83 @@ +# +# This file is autogenerated: PLEASE DO NOT EDIT IT. +# +# You can use "make menuconfig" to make any modifications to the installed .config file. +# You can then do "make savedefconfig" to generate a new defconfig file that includes your +# modifications. +# +# CONFIG_NDEBUG is not set +# CONFIG_NSH_ARGCAT is not set +# CONFIG_NSH_CMDOPT_HEXDUMP is not set +CONFIG_ALLOW_BSD_COMPONENTS=y +CONFIG_ARCH="risc-v" +CONFIG_ARCH_BOARD="esp32-c3-zero" +CONFIG_ARCH_BOARD_COMMON=y +CONFIG_ARCH_BOARD_ESP32_C3_ZERO=y +CONFIG_ARCH_CHIP="esp32c3" +CONFIG_ARCH_CHIP_ESP32C3=y +CONFIG_ARCH_INTERRUPTSTACK=2048 +CONFIG_ARCH_RISCV=y +CONFIG_ARCH_STACKDUMP=y +CONFIG_BOARDCTL_RESET=y +CONFIG_BOARD_LOOPSPERMSEC=15000 +CONFIG_BUILTIN=y +CONFIG_DRIVERS_IEEE80211=y +CONFIG_DRIVERS_WIRELESS=y +CONFIG_ESPRESSIF_SPIFLASH=y +CONFIG_ESPRESSIF_SPIFLASH_SPIFFS=y +CONFIG_ESPRESSIF_WIFI=y +CONFIG_ESPRESSIF_WIFI_STATION_SOFTAP=y +CONFIG_EXAMPLES_DHCPD=y +CONFIG_EXAMPLES_RANDOM=y +CONFIG_FS_PROCFS=y +CONFIG_IDLETHREAD_STACKSIZE=2048 +CONFIG_INIT_ENTRYPOINT="nsh_main" +CONFIG_INIT_STACKSIZE=8192 +CONFIG_INTELHEX_BINARY=y +CONFIG_IOB_BUFSIZE=128 +CONFIG_IOB_NBUFFERS=160 +CONFIG_IOB_THROTTLE=24 +CONFIG_LIBC_PERROR_STDOUT=y +CONFIG_LIBC_STRERROR=y +CONFIG_NETDB_DNSCLIENT=y +CONFIG_NETDEV_LATEINIT=y +CONFIG_NETDEV_PHY_IOCTL=y +CONFIG_NETDEV_WIRELESS_IOCTL=y +CONFIG_NETUTILS_CJSON=y +CONFIG_NETUTILS_DHCPD=y +CONFIG_NETUTILS_IPERF=y +CONFIG_NET_BROADCAST=y +CONFIG_NET_ETH_PKTSIZE=1514 +CONFIG_NET_ICMP_SOCKET=y +CONFIG_NET_TCP=y +CONFIG_NET_TCP_DELAYED_ACK=y +CONFIG_NET_TCP_WRITE_BUFFERS=y +CONFIG_NET_UDP=y +CONFIG_NFILE_DESCRIPTORS_PER_BLOCK=6 +CONFIG_NSH_ARCHINIT=y +CONFIG_NSH_BUILTIN_APPS=y +CONFIG_NSH_FILEIOSIZE=512 +CONFIG_NSH_READLINE=y +CONFIG_NSH_STRERROR=y +CONFIG_PREALLOC_TIMERS=0 +CONFIG_PTHREAD_MUTEX_TYPES=y +CONFIG_RR_INTERVAL=200 +CONFIG_SCHED_BACKTRACE=y +CONFIG_SCHED_LPWORK=y +CONFIG_SCHED_WAITPID=y +CONFIG_SIG_DEFAULT=y +CONFIG_START_DAY=29 +CONFIG_START_MONTH=11 +CONFIG_START_YEAR=2019 +CONFIG_SYSTEM_DHCPC_RENEW=y +CONFIG_SYSTEM_DUMPSTACK=y +CONFIG_SYSTEM_NSH=y +CONFIG_SYSTEM_PING=y +CONFIG_TESTING_GETPRIME=y +CONFIG_TESTING_OSTEST=y +CONFIG_TLS_TASK_NELEM=4 +CONFIG_UART0_SERIAL_CONSOLE=y +CONFIG_WIRELESS=y +CONFIG_WIRELESS_WAPI=y +CONFIG_WIRELESS_WAPI_CMDTOOL=y +CONFIG_WIRELESS_WAPI_INITCONF=y diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/configs/usbnsh/defconfig b/boards/risc-v/esp32c3/esp32-c3-zero/configs/usbnsh/defconfig new file mode 100644 index 00000000000..87358fe3d2c --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/configs/usbnsh/defconfig @@ -0,0 +1,45 @@ +# +# This file is autogenerated: PLEASE DO NOT EDIT IT. +# +# You can use "make menuconfig" to make any modifications to the installed .config file. +# You can then do "make savedefconfig" to generate a new defconfig file that includes your +# modifications. +# +# CONFIG_ESPRESSIF_UART0 is not set +# CONFIG_NSH_ARGCAT is not set +# CONFIG_NSH_CMDOPT_HEXDUMP is not set +CONFIG_ARCH="risc-v" +CONFIG_ARCH_BOARD="esp32-c3-zero" +CONFIG_ARCH_BOARD_COMMON=y +CONFIG_ARCH_BOARD_ESP32_C3_ZERO=y +CONFIG_ARCH_CHIP="esp32c3" +CONFIG_ARCH_CHIP_ESP32C3=y +CONFIG_ARCH_INTERRUPTSTACK=1536 +CONFIG_ARCH_RISCV=y +CONFIG_ARCH_STACKDUMP=y +CONFIG_BOARDCTL_RESET=y +CONFIG_BOARD_LOOPSPERMSEC=15000 +CONFIG_BUILTIN=y +CONFIG_ESPRESSIF_USBSERIAL=y +CONFIG_EXAMPLES_HELLO=y +CONFIG_FS_PROCFS=y +CONFIG_IDLETHREAD_STACKSIZE=2048 +CONFIG_INIT_ENTRYPOINT="nsh_main" +CONFIG_INTELHEX_BINARY=y +CONFIG_LIBC_PERROR_STDOUT=y +CONFIG_LIBC_STRERROR=y +CONFIG_NFILE_DESCRIPTORS_PER_BLOCK=6 +CONFIG_NSH_ARCHINIT=y +CONFIG_NSH_BUILTIN_APPS=y +CONFIG_NSH_FILEIOSIZE=512 +CONFIG_NSH_READLINE=y +CONFIG_NSH_STRERROR=y +CONFIG_PREALLOC_TIMERS=0 +CONFIG_RR_INTERVAL=200 +CONFIG_SCHED_BACKTRACE=y +CONFIG_SCHED_WAITPID=y +CONFIG_START_DAY=29 +CONFIG_START_MONTH=11 +CONFIG_START_YEAR=2019 +CONFIG_SYSTEM_DUMPSTACK=y +CONFIG_SYSTEM_NSH=y diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/configs/wifi/defconfig b/boards/risc-v/esp32c3/esp32-c3-zero/configs/wifi/defconfig new file mode 100644 index 00000000000..0180fb99d06 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/configs/wifi/defconfig @@ -0,0 +1,79 @@ +# +# This file is autogenerated: PLEASE DO NOT EDIT IT. +# +# You can use "make menuconfig" to make any modifications to the installed .config file. +# You can then do "make savedefconfig" to generate a new defconfig file that includes your +# modifications. +# +# CONFIG_NDEBUG is not set +# CONFIG_NSH_ARGCAT is not set +# CONFIG_NSH_CMDOPT_HEXDUMP is not set +CONFIG_ALLOW_BSD_COMPONENTS=y +CONFIG_ARCH="risc-v" +CONFIG_ARCH_BOARD="esp32-c3-zero" +CONFIG_ARCH_BOARD_COMMON=y +CONFIG_ARCH_BOARD_ESP32_C3_ZERO=y +CONFIG_ARCH_CHIP="esp32c3" +CONFIG_ARCH_CHIP_ESP32C3=y +CONFIG_ARCH_INTERRUPTSTACK=2048 +CONFIG_ARCH_RISCV=y +CONFIG_ARCH_STACKDUMP=y +CONFIG_BOARD_LOOPSPERMSEC=15000 +CONFIG_BUILTIN=y +CONFIG_DRIVERS_IEEE80211=y +CONFIG_DRIVERS_WIRELESS=y +CONFIG_ESPRESSIF_SPIFLASH=y +CONFIG_ESPRESSIF_SPIFLASH_SPIFFS=y +CONFIG_ESPRESSIF_WIFI=y +CONFIG_EXAMPLES_RANDOM=y +CONFIG_FS_PROCFS=y +CONFIG_IDLETHREAD_STACKSIZE=2048 +CONFIG_INIT_ENTRYPOINT="nsh_main" +CONFIG_INIT_STACKSIZE=8192 +CONFIG_INTELHEX_BINARY=y +CONFIG_IOB_BUFSIZE=128 +CONFIG_IOB_NBUFFERS=160 +CONFIG_IOB_THROTTLE=24 +CONFIG_LIBC_PERROR_STDOUT=y +CONFIG_LIBC_STRERROR=y +CONFIG_NETDB_DNSCLIENT=y +CONFIG_NETDEV_LATEINIT=y +CONFIG_NETDEV_PHY_IOCTL=y +CONFIG_NETDEV_WIRELESS_IOCTL=y +CONFIG_NETUTILS_CJSON=y +CONFIG_NETUTILS_IPERF=y +CONFIG_NET_BROADCAST=y +CONFIG_NET_ETH_PKTSIZE=1514 +CONFIG_NET_ICMP_SOCKET=y +CONFIG_NET_TCP=y +CONFIG_NET_TCP_DELAYED_ACK=y +CONFIG_NET_TCP_WRITE_BUFFERS=y +CONFIG_NET_UDP=y +CONFIG_NFILE_DESCRIPTORS_PER_BLOCK=6 +CONFIG_NSH_ARCHINIT=y +CONFIG_NSH_BUILTIN_APPS=y +CONFIG_NSH_FILEIOSIZE=512 +CONFIG_NSH_READLINE=y +CONFIG_NSH_STRERROR=y +CONFIG_PREALLOC_TIMERS=0 +CONFIG_PTHREAD_MUTEX_TYPES=y +CONFIG_RR_INTERVAL=200 +CONFIG_SCHED_BACKTRACE=y +CONFIG_SCHED_LPWORK=y +CONFIG_SCHED_WAITPID=y +CONFIG_SIG_DEFAULT=y +CONFIG_START_DAY=29 +CONFIG_START_MONTH=11 +CONFIG_START_YEAR=2019 +CONFIG_SYSTEM_DHCPC_RENEW=y +CONFIG_SYSTEM_DUMPSTACK=y +CONFIG_SYSTEM_NSH=y +CONFIG_SYSTEM_PING=y +CONFIG_TESTING_GETPRIME=y +CONFIG_TESTING_OSTEST=y +CONFIG_TLS_TASK_NELEM=4 +CONFIG_UART0_SERIAL_CONSOLE=y +CONFIG_WIRELESS=y +CONFIG_WIRELESS_WAPI=y +CONFIG_WIRELESS_WAPI_CMDTOOL=y +CONFIG_WIRELESS_WAPI_INITCONF=y diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/include/board.h b/boards/risc-v/esp32c3/esp32-c3-zero/include/board.h new file mode 100644 index 00000000000..365c142a6db --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/include/board.h @@ -0,0 +1,41 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/esp32-c3-zero/include/board.h + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +#ifndef __BOARDS_RISCV_ESP32C3_ESP32_C3_ZERO_INCLUDE_BOARD_H +#define __BOARDS_RISCV_ESP32C3_ESP32_C3_ZERO_INCLUDE_BOARD_H + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* GPIO pins used by the GPIO Subsystem */ + +#define BOARD_NGPIOOUT 2 /* Amount of GPIO Output pins */ +#define BOARD_NGPIOINT 1 /* Amount of GPIO Input w/ Interruption pins */ + +/* esp32-c3-zero GPIOs */ + +/* BOOT Button */ + +#define BUTTON_BOOT 9 + +#endif /* __BOARDS_RISCV_ESP32C3_ESP32_C3_ZERO_INCLUDE_BOARD_H */ diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/scripts/Make.defs b/boards/risc-v/esp32c3/esp32-c3-zero/scripts/Make.defs new file mode 100644 index 00000000000..d03f1ce9362 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/scripts/Make.defs @@ -0,0 +1,61 @@ +############################################################################ +# boards/risc-v/esp32c3/esp32-c3-zero/scripts/Make.defs +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +########################################################################### + +include $(TOPDIR)/.config +include $(TOPDIR)/tools/Config.mk +include $(TOPDIR)/tools/espressif/Config.mk +include $(TOPDIR)/arch/risc-v/src/common/Toolchain.defs + +# Remove quotes from CONFIG_ESPRESSIF_CHIP_SERIES configuration + +CHIP_SERIES = $(patsubst "%",%,$(CONFIG_ESPRESSIF_CHIP_SERIES)) + +# Pick the linker scripts from the board level if they exist, if not +# pick the common linker scripts. + +ARCHSCRIPT += $(BOARD_COMMON_DIR)/scripts/$(CHIP_SERIES)_aliases.ld +ARCHSCRIPT += $(call FINDSCRIPT,$(CHIP_SERIES)_flat_memory.ld) + +ifeq ($(CONFIG_ESPRESSIF_BOOTLOADER_MCUBOOT),y) + ARCHSCRIPT += $(call FINDSCRIPT,$(CHIP_SERIES)_sections.ld) +else ifeq ($(CONFIG_ESPRESSIF_SIMPLE_BOOT),y) + ARCHSCRIPT += $(call FINDSCRIPT,$(CHIP_SERIES)_sections.ld) +else + ARCHSCRIPT += $(call FINDSCRIPT,$(CHIP_SERIES)_legacy_sections.ld) +endif + +ARCHPICFLAGS = -fpic + +CFLAGS := $(ARCHCFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -Werror=return-type +CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS) +CXXFLAGS := $(ARCHCXXFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) +CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS) +CPPFLAGS := $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) +AFLAGS := $(CFLAGS) -D__ASSEMBLY__ + +# Loadable module definitions + +LDMODULEFLAGS += -melf32lriscv + +# ELF module definitions + +LDELFFLAGS += -melf32lriscv diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/src/Make.defs b/boards/risc-v/esp32c3/esp32-c3-zero/src/Make.defs new file mode 100644 index 00000000000..de99c8deadb --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/src/Make.defs @@ -0,0 +1,45 @@ +############################################################################# +# boards/risc-v/esp32c3/esp32-c3-zero/src/Make.defs +# +# SPDX-License-Identifier: Apache-2.0 +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. The +# ASF licenses this file to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance with the +# License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. +# +############################################################################# + +include $(TOPDIR)/Make.defs + +CSRCS = esp32c3_boot.c esp32c3_bringup.c + +ifeq ($(CONFIG_BOARDCTL),y) + CSRCS += esp32c3_appinit.c + + ifeq ($(CONFIG_BOARDCTL_RESET),y) + CSRCS += esp32c3_reset.c + endif +endif + +ifeq ($(CONFIG_DEV_GPIO),y) + CSRCS += esp32c3_gpio.c +endif + +ifeq ($(CONFIG_ARCH_BUTTONS),y) + CSRCS += esp32c3_buttons.c +endif + +DEPPATH += --dep-path board +VPATH += :board +CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)arch$(DELIM)$(CONFIG_ARCH)$(DELIM)src$(DELIM)board$(DELIM)board diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32-c3-zero.h b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32-c3-zero.h new file mode 100644 index 00000000000..506b3d094a1 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32-c3-zero.h @@ -0,0 +1,121 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/esp32-c3-zero/src/esp32-c3-zero.h + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +#ifndef __BOARDS_RISCV_ESP32C3_ESP32_C3_ZERO_SRC_ESP32_C3_ZERO_H +#define __BOARDS_RISCV_ESP32C3_ESP32_C3_ZERO_SRC_ESP32_C3_ZERO_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* RMT gpio */ + +#define RMT_RXCHANNEL 2 +#define RMT_TXCHANNEL 0 + +#ifdef CONFIG_RMT_LOOP_TEST_MODE +# define RMT_INPUT_PIN 0 +# define RMT_OUTPUT_PIN 0 +#else +# define RMT_INPUT_PIN 2 +# define RMT_OUTPUT_PIN 10 +#endif + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +#ifndef __ASSEMBLY__ + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Name: esp_bringup + * + * Description: + * Perform architecture-specific initialization. + * + * CONFIG_BOARD_LATE_INITIALIZE=y : + * Called from board_late_initialize(). + * + * CONFIG_BOARD_LATE_INITIALIZE=y && CONFIG_BOARDCTL=y : + * Called from the NSH library via board_app_initialize(). + * + * Input Parameters: + * None. + * + * Returned Value: + * Zero (OK) is returned on success; A negated errno value is returned on + * any failure. + * + ****************************************************************************/ + +int esp_bringup(void); + +/**************************************************************************** + * Name: board_twai_setup + * + * Description: + * Initialize TWAI and register the TWAI device + * + * Input Parameters: + * None + * + * Returned Value: + * Zero (OK) is returned on success; A negated errno value is returned on + * any failure. + * + ****************************************************************************/ + +#ifdef CONFIG_ESPRESSIF_TWAI +int board_twai_setup(void); +#endif + +/**************************************************************************** + * Name: esp_gpio_init + * + * Description: + * Configure the GPIO driver. + * + * Returned Value: + * Zero (OK). + * + ****************************************************************************/ + +#ifdef CONFIG_DEV_GPIO +int esp_gpio_init(void); +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __BOARDS_RISCV_ESP32C3_ESP32_C3_ZERO_SRC_ESP32_C3_ZERO_H */ diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_appinit.c b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_appinit.c new file mode 100644 index 00000000000..ab3478a7f60 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_appinit.c @@ -0,0 +1,83 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_appinit.c + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include + +#include + +#include "esp32-c3-zero.h" + +#ifdef CONFIG_BOARDCTL + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: board_app_initialize + * + * Description: + * Perform application specific initialization. This function is never + * called directly from application code, but only indirectly via the + * (non-standard) boardctl() interface using the command BOARDIOC_INIT. + * + * Input Parameters: + * arg - The boardctl() argument is passed to the board_app_initialize() + * implementation without modification. The argument has no + * meaning to NuttX; the meaning of the argument is a contract + * between the board-specific initialization logic and the + * matching application logic. The value could be such things as a + * mode enumeration value, a set of DIP switch settings, a + * pointer to configuration data read from a file or serial FLASH, + * or whatever you would like to do with it. Every implementation + * should accept zero/NULL as a default configuration. + * + * Returned Value: + * Zero (OK) is returned on success; a negated errno value is returned on + * any failure to indicate the nature of the failure. + * + ****************************************************************************/ + +int board_app_initialize(uintptr_t arg) +{ +#ifdef CONFIG_BOARD_LATE_INITIALIZE + /* Board initialization already performed by board_late_initialize() */ + + return OK; +#else + /* Perform board-specific initialization */ + + return esp_bringup(); +#endif +} + +#endif /* CONFIG_BOARDCTL */ diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_boot.c b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_boot.c new file mode 100644 index 00000000000..5e77d94eea2 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_boot.c @@ -0,0 +1,89 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_boot.c + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: esp_board_initialize + * + * Description: + * All Espressif boards must provide the following entry point. + * This entry point is called early in the initialization -- after all + * memory has been configured and mapped but before any devices have been + * initialized. + * + * Input Parameters: + * None. + * + * Returned Value: + * None. + * + ****************************************************************************/ + +void esp_board_initialize(void) +{ +} + +/**************************************************************************** + * Name: board_late_initialize + * + * Description: + * If CONFIG_BOARD_LATE_INITIALIZE is selected, then an additional + * initialization call will be performed in the boot-up sequence to a + * function called board_late_initialize(). board_late_initialize() will + * be called immediately after up_initialize() is called and just before + * the initial application is started. This additional initialization + * phase may be used, for example, to initialize board-specific device + * drivers. + * + * Input Parameters: + * None. + * + * Returned Value: + * None. + * + ****************************************************************************/ + +#ifdef CONFIG_BOARD_LATE_INITIALIZE +void board_late_initialize(void) +{ + /* Perform board-specific initialization */ + + esp_bringup(); +} +#endif diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_bringup.c b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_bringup.c new file mode 100644 index 00000000000..c2bc6bf853f --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_bringup.c @@ -0,0 +1,492 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_bringup.c + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "esp_board_ledc.h" + +#ifdef CONFIG_ESPRESSIF_ADC +# include "esp_board_adc.h" +#endif + +#ifdef CONFIG_WATCHDOG +# include "espressif/esp_wdt.h" +#endif + +#ifdef CONFIG_ESPRESSIF_SPIFLASH +# include "esp_board_spiflash.h" +#endif + +#ifdef CONFIG_TIMER +# include "espressif/esp_timer.h" +#endif + +#ifdef CONFIG_ONESHOT +# include "espressif/esp_oneshot.h" +#endif + +#ifdef CONFIG_RTC_DRIVER +# include "espressif/esp_rtc.h" +#endif + +#ifdef CONFIG_DEV_GPIO +# include "espressif/esp_gpio.h" +#endif + +#ifdef CONFIG_INPUT_BUTTONS +# include +#endif + +#ifdef CONFIG_ESPRESSIF_EFUSE +# include "espressif/esp_efuse.h" +#endif + +#ifdef CONFIG_ESP_RMT +# include "esp_board_rmt.h" +#endif + +#ifdef CONFIG_ESPRESSIF_I2C +# include "esp_board_i2c.h" +#endif + +#ifdef CONFIG_ESPRESSIF_I2S +# include "esp_board_i2s.h" +#endif + +#ifdef CONFIG_ESPRESSIF_SPI +# include "espressif/esp_spi.h" +# include "esp_board_spidev.h" +# ifdef CONFIG_ESPRESSIF_SPI_BITBANG +# include "espressif/esp_spi_bitbang.h" +# endif +#endif + +#ifdef CONFIG_ESPRESSIF_TEMP +# include "espressif/esp_temperature_sensor.h" +#endif + +#ifdef CONFIG_ESPRESSIF_WIFI_BT_COEXIST +# include "private/esp_coexist_internal.h" +#endif + +#ifdef CONFIG_ESPRESSIF_WIFI +# include "esp_board_wlan.h" +#endif + +#ifdef CONFIG_ESPRESSIF_BLE +# include "esp_ble.h" +#endif + +#ifdef CONFIG_SPI_SLAVE +# include "espressif/esp_spi.h" +# include "esp_board_spislavedev.h" +#endif + +#ifdef CONFIG_SYSTEM_NXDIAG_ESPRESSIF_CHIP_WO_TOOL +# include "espressif/esp_nxdiag.h" +#endif + +#ifdef CONFIG_ESP_SDM +# include "espressif/esp_sdm.h" +#endif + +#ifdef CONFIG_ESPRESSIF_SHA_ACCELERATOR +# include "espressif/esp_sha.h" +#endif + +#ifdef CONFIG_MMCSD_SPI +# include "esp_board_mmcsd.h" +#endif + +#ifdef CONFIG_SENSORS_BMP180 +# include "esp_board_bmp180.h" +#endif + +#ifdef CONFIG_SENSORS_BMP280 +# include "esp_board_bmp280.h" +#endif + +#include "esp32-c3-zero.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: esp_bringup + * + * Description: + * Perform architecture-specific initialization. + * + * CONFIG_BOARD_LATE_INITIALIZE=y : + * Called from board_late_initialize(). + * + * CONFIG_BOARD_LATE_INITIALIZE=y && CONFIG_BOARDCTL=y : + * Called from the NSH library via board_app_initialize(). + * + * Input Parameters: + * None. + * + * Returned Value: + * Zero (OK) is returned on success; A negated errno value is returned on + * any failure. + * + ****************************************************************************/ + +int esp_bringup(void) +{ + int ret = OK; + +#ifdef CONFIG_FS_PROCFS + /* Mount the procfs file system */ + + ret = nx_mount(NULL, "/proc", "procfs", 0, NULL); + if (ret < 0) + { + _err("Failed to mount procfs at /proc: %d\n", ret); + } +#endif + +#ifdef CONFIG_FS_TMPFS + /* Mount the tmpfs file system */ + + ret = nx_mount(NULL, CONFIG_LIBC_TMPDIR, "tmpfs", 0, NULL); + if (ret < 0) + { + _err("Failed to mount tmpfs at %s: %d\n", CONFIG_LIBC_TMPDIR, ret); + } +#endif + +#if defined(CONFIG_ESPRESSIF_EFUSE) + ret = esp_efuse_initialize("/dev/efuse"); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: Failed to init EFUSE: %d\n", ret); + } +#endif + +#if defined(CONFIG_ESPRESSIF_SHA_ACCELERATOR) && \ + !defined(CONFIG_CRYPTO_CRYPTODEV_HARDWARE) + ret = esp_sha_init(); + if (ret < 0) + { + syslog(LOG_ERR, + "ERROR: Failed to initialize SHA: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_MWDT0 + ret = esp_wdt_initialize("/dev/watchdog0", ESP_WDT_MWDT0); + if (ret < 0) + { + _err("Failed to initialize WDT: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_MWDT1 + ret = esp_wdt_initialize("/dev/watchdog1", ESP_WDT_MWDT1); + if (ret < 0) + { + _err("Failed to initialize WDT: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_RWDT + ret = esp_wdt_initialize("/dev/watchdog2", ESP_WDT_RWDT); + if (ret < 0) + { + _err("Failed to initialize WDT: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_XTWDT + ret = esp_wdt_initialize("/dev/watchdog3", ESP_WDT_XTAL32K); + if (ret < 0) + { + _err("Failed to initialize WDT: %d\n", ret); + } +#endif + +#ifdef CONFIG_TIMER + ret = esp_timer_initialize(0); + if (ret < 0) + { + _err("Failed to initialize Timer 0: %d\n", ret); + } + +#ifndef CONFIG_ONESHOT + ret = esp_timer_initialize(1); + if (ret < 0) + { + _err("Failed to initialize Timer 1: %d\n", ret); + } +#endif +#endif + +#ifdef CONFIG_ESPRESSIF_SPI +# ifdef CONFIG_ESPRESSIF_SPI2 + ret = board_spidev_initialize(ESPRESSIF_SPI2); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: Failed to init spidev 2: %d\n", ret); + } +# endif /* CONFIG_ESPRESSIF_SPI2 */ + +# ifdef CONFIG_ESPRESSIF_SPI_BITBANG + ret = board_spidev_initialize(ESPRESSIF_SPI_BITBANG); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: Failed to init spidev 3: %d\n", ret); + } +# endif /* CONFIG_ESPRESSIF_SPI_BITBANG */ +#endif /* CONFIG_ESPRESSIF_SPI */ + +#if defined(CONFIG_ESPRESSIF_SPI) && defined(CONFIG_MMCSD_SPI) + ret = esp_mmcsd_spi_initialize(); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: failed to init MMCSD SPI\n"); + } +#endif + +#ifdef CONFIG_ESPRESSIF_SPIFLASH + ret = board_spiflash_init(); + if (ret) + { + syslog(LOG_ERR, "ERROR: Failed to initialize SPI Flash\n"); + } +#endif + +#ifdef CONFIG_ESPRESSIF_TEMP + struct esp_temp_sensor_config_t cfg = TEMPERATURE_SENSOR_CONFIG(10, 50); + ret = esp_temperature_sensor_initialize(cfg); + if (ret < 0) + { + syslog(LOG_ERR, "Failed to initialize temperature sensor driver: %d\n", + ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_WIFI_BT_COEXIST + esp_coex_adapter_register(&g_coex_adapter_funcs); + coex_pre_init(); +#endif + +#ifdef CONFIG_ESPRESSIF_WIFI + ret = board_wlan_init(); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: Failed to initialize wireless subsystem=%d\n", + ret); + } +#endif + +#ifdef CONFIG_RTC_DRIVER + /* Initialize the RTC driver */ + + ret = esp_rtc_driverinit(); + if (ret < 0) + { + _err("Failed to initialize the RTC driver: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_BLE + ret = esp_ble_initialize(); + if (ret) + { + syslog(LOG_ERR, "ERROR: Failed to initialize BLE\n"); + return ret; + } +#endif + +#if defined(CONFIG_SPI_SLAVE) && defined(CONFIG_ESPRESSIF_SPI2) + ret = board_spislavedev_initialize(ESPRESSIF_SPI2); + if (ret < 0) + { + syslog(LOG_ERR, "Failed to initialize SPI%d Slave driver: %d\n", + ESPRESSIF_SPI2, ret); + } +#endif + +#ifdef CONFIG_ONESHOT + ret = esp_oneshot_initialize(); + if (ret < 0) + { + _err("Failed to initialize Oneshot Timer: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESP_RMT + ret = board_rmt_txinitialize(RMT_TXCHANNEL, RMT_OUTPUT_PIN); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: board_rmt_txinitialize() failed: %d\n", ret); + } + + ret = board_rmt_rxinitialize(RMT_RXCHANNEL, RMT_INPUT_PIN); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: board_rmt_txinitialize() failed: %d\n", ret); + } +#endif + +#if defined(CONFIG_ESPRESSIF_I2S) + /* Configure I2S peripheral interfaces */ + + ret = board_i2s_init(); + if (ret < 0) + { + syslog(LOG_ERR, "Failed to initialize I2S driver: %d\n", ret); + } +#endif + +#if defined(CONFIG_ESPRESSIF_I2C) + /* Configure I2C peripheral interfaces */ + + ret = board_i2c_init(); + + if (ret < 0) + { + syslog(LOG_ERR, "Failed to initialize I2C driver: %d\n", ret); + } +#endif + +#ifdef CONFIG_SENSORS_BMP180 + /* Try to register BMP180 device in I2C0 */ + + ret = board_bmp180_initialize(0); + + if (ret < 0) + { + syslog(LOG_ERR, "Failed to initialize BMP180 " + "Driver for I2C0: %d\n", ret); + } +#endif + +#ifdef CONFIG_SENSORS_BMP280 + /* Try to register BMP280 device in I2C0 */ + + ret = board_bmp280_initialize(0); + + if (ret < 0) + { + syslog(LOG_ERR, "Failed to initialize BMP280 " + "Driver for I2C0: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESP_SDM + struct esp_sdm_chan_config_s config = + { + .gpio_num = 5, + .sample_rate_hz = 1000 * 1000, + .flags = 0, + }; + + struct dac_dev_s *dev = esp_sdminitialize(config); + ret = dac_register("/dev/dac0", dev); + if (ret < 0) + { + syslog(LOG_ERR, "Failed to initialize DAC driver: %d\n", + ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_TWAI + + /* Initialize TWAI and register the TWAI driver. */ + + ret = board_twai_setup(); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: board_twai_setup failed: %d\n", ret); + } +#endif + +#ifdef CONFIG_DEV_GPIO + ret = esp_gpio_init(); + if (ret < 0) + { + ierr("Failed to initialize GPIO Driver: %d\n", ret); + } +#endif + +#if defined(CONFIG_INPUT_BUTTONS) && defined(CONFIG_INPUT_BUTTONS_LOWER) + /* Register the BUTTON driver */ + + ret = btn_lower_initialize("/dev/buttons"); + if (ret < 0) + { + ierr("ERROR: btn_lower_initialize() failed: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_LEDC + ret = board_ledc_setup(); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: board_ledc_setup() failed: %d\n", ret); + } +#endif /* CONFIG_ESPRESSIF_LEDC */ + +#ifdef CONFIG_SYSTEM_NXDIAG_ESPRESSIF_CHIP_WO_TOOL + ret = esp_nxdiag_initialize(); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: esp_nxdiag_initialize failed: %d\n", ret); + } +#endif + +#ifdef CONFIG_ESPRESSIF_ADC + ret = board_adc_init(); + if (ret < 0) + { + syslog(LOG_ERR, "Failed to initialize ADC driver: %d\n", ret); + } +#endif + + /* If we got here then perhaps not all initialization was successful, but + * at least enough succeeded to bring-up NSH with perhaps reduced + * capabilities. + */ + + return ret; +} diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_buttons.c b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_buttons.c new file mode 100644 index 00000000000..5177ff4d2a3 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_buttons.c @@ -0,0 +1,200 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_buttons.c + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +/* Config */ + +#include + +/* Libc */ + +#include +#include +#include +#include +#include + +/* NuttX */ + +#include +#include +#include +#include + +/* Arch */ + +#include "espressif/esp_gpio.h" + +/* Board */ + +#include "esp32-c3-zero.h" +#include + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: board_button_initialize + * + * Description: + * board_button_initialize() must be called to initialize button resources. + * After that, board_buttons() may be called to collect the current state + * of all buttons or board_button_irq() may be called to register button + * interrupt handlers. + * + * Input Parameters: + * None. + * + * Returned Value: + * The number of buttons that were initialized. + * + ****************************************************************************/ + +uint32_t board_button_initialize(void) +{ + esp_configgpio(BUTTON_BOOT, INPUT_FUNCTION_2 | PULLUP); + return 1; +} + +/**************************************************************************** + * Name: board_buttons + * + * Description: + * After board_button_initialize() has been called, board_buttons() may be + * called to collect the state of all buttons. + * + * Input Parameters: + * None. + * + * Returned Value: + * An 8-bit bit set with each bit associated with a button. See the + * BUTTON_*_BIT definitions in board.h for the meaning of each bit. + * + ****************************************************************************/ + +uint32_t board_buttons(void) +{ + uint8_t ret = 0; + int i = 0; + int n = 0; + + bool b0 = esp_gpioread(BUTTON_BOOT); + + for (i = 0; i < 10; i++) + { + up_mdelay(1); /* TODO */ + + bool b1 = esp_gpioread(BUTTON_BOOT); + + if (b0 == b1) + { + n++; + } + else + { + n = 0; + } + + if (3 == n) + { + break; + } + + b0 = b1; + } + + iinfo("b=%d n=%d\n", b0, n); + + /* Low value means that the button is pressed */ + + if (!b0) + { + ret = 0x1; + } + + return ret; +} + +/**************************************************************************** + * Name: board_button_irq + * + * Description: + * board_button_irq() may be called to register an interrupt handler that + * will be called when a button is depressed or released. The ID value is + * a button enumeration value that uniquely identifies a button resource. + * See the BUTTON_* definitions in board.h for the meaning of enumeration + * value. + * + * Input Parameters: + * id - Identifies the button to be monitored. It is equivalent to + * the bit used to report the button state in the return value + * from board_buttons(). + * irqhandler - The handler that will be invoked when the interrupt occurs. + * arg - Pointer to the arguments that will be provided to the + * interrupt handler. + * + * Returned Value: + * Zero (OK) on success; a negated errno value on failure. + * + ****************************************************************************/ + +#ifdef CONFIG_ARCH_IRQBUTTONS +int board_button_irq(int id, xcpt_t irqhandler, void *arg) +{ + int ret; + DEBUGASSERT(id == 0); + + int irq = ESP_PIN2IRQ(BUTTON_BOOT); + + if (NULL != irqhandler) + { + /* Make sure the interrupt is disabled */ + + esp_gpioirqdisable(irq); + + gpioinfo("Attach %p\n", irqhandler); + + ret = irq_attach(irq, irqhandler, arg); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: irq_attach() failed: %d\n", ret); + return ret; + } + + /* Configure the interrupt for rising and falling edges */ + + gpioinfo("Enabling the interrupt\n"); + esp_gpioirqenable(irq, CHANGE); + } + else + { + gpioinfo("Disable the interrupt\n"); + esp_gpioirqdisable(irq); + } + + return OK; +} +#endif diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_gpio.c b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_gpio.c new file mode 100644 index 00000000000..a07be9746d0 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_gpio.c @@ -0,0 +1,558 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_gpio.c + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +/* Config */ + +#include + +/* Libc */ + +#include +#include +#include +#include + +/* NuttX */ + +#include +#include +#include + +/* Arch */ + +#include "espressif/esp_gpio.h" +#ifdef CONFIG_ESPRESSIF_DEDICATED_GPIO +#include "espressif/esp_dedic_gpio.h" +#endif + +/* Board */ + +#include "esp32-c3-zero.h" +#include + +/* HAL */ + +#include + +#if defined(CONFIG_DEV_GPIO) && !defined(CONFIG_GPIO_LOWER_HALF) + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* Pin 1 and 2 are used for this example as GPIO outputs. */ + +#define GPIO_OUT1 1 +#define GPIO_OUT2 2 + +#if !defined(CONFIG_ESPRESSIF_GPIO_IRQ) && BOARD_NGPIOINT > 0 +# error "NGPIOINT is > 0 and GPIO interrupts aren't enabled" +#endif + +/* Interrupt pins. GPIO9 is used as an example, any other inputs could be + * used. + */ + +#define GPIO_IRQPIN 9 + +/* Dedicated GPIO pins. GPIO4 and GPIO5 is used as an example, any other + * GPIOs could be used. + */ + +#define GPIO_DEDIC1 4 +#define GPIO_DEDIC2 5 +#define GPIO_DEDIC_COUNT 2 + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +struct espgpio_dev_s +{ + struct gpio_dev_s gpio; + uint8_t id; +}; + +struct espgpint_dev_s +{ + struct espgpio_dev_s espgpio; + pin_interrupt_t callback; +}; + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +#if BOARD_NGPIOOUT > 0 +static int gpout_read(struct gpio_dev_s *dev, bool *value); +static int gpout_write(struct gpio_dev_s *dev, bool value); +static int gpout_setpintype(struct gpio_dev_s *dev, + enum gpio_pintype_e pintype); +#endif + +#if BOARD_NGPIOINT > 0 +static int gpint_read(struct gpio_dev_s *dev, bool *value); +static int gpint_attach(struct gpio_dev_s *dev, + pin_interrupt_t callback); +static int gpint_enable(struct gpio_dev_s *dev, bool enable); +static int gpint_setpintype(struct gpio_dev_s *dev, + enum gpio_pintype_e pintype); +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +#if BOARD_NGPIOOUT > 0 +static const struct gpio_operations_s gpout_ops = +{ + .go_read = gpout_read, + .go_write = gpout_write, + .go_attach = NULL, + .go_enable = NULL, + .go_setpintype = gpout_setpintype, +}; + +/* This array maps the GPIO pins used as OUTPUT */ + +static const uint32_t g_gpiooutputs[BOARD_NGPIOOUT] = +{ + GPIO_OUT1, GPIO_OUT2 +}; + +static struct espgpio_dev_s g_gpout[BOARD_NGPIOOUT]; +#endif + +#if BOARD_NGPIOINT > 0 +static const struct gpio_operations_s gpint_ops = +{ + .go_read = gpint_read, + .go_write = NULL, + .go_attach = gpint_attach, + .go_enable = gpint_enable, + .go_setpintype = gpint_setpintype, +}; + +/* This array maps the GPIO pins used as INTERRUPT INPUTS */ + +static const uint32_t g_gpiointinputs[BOARD_NGPIOINT] = +{ + GPIO_IRQPIN, +}; + +static struct espgpint_dev_s g_gpint[BOARD_NGPIOINT]; +#endif + +/* This array maps the GPIO pins used as Dedicated GPIO */ + +#ifdef CONFIG_ESPRESSIF_DEDICATED_GPIO +static const int g_gpioidedic[GPIO_DEDIC_COUNT] = +{ + GPIO_DEDIC1, GPIO_DEDIC2 +}; + +static struct esp_dedic_gpio_flags_s dedic_gpio_flags = +{ + .input_enable = 1, + .invert_input_enable = 0, + .output_enable = 1, + .invert_output_enable = 0 +}; + +struct esp_dedic_gpio_config_s dedic_gpio_conf = +{ + .gpio_array = g_gpioidedic, + .array_size = GPIO_DEDIC_COUNT, + .flags = &dedic_gpio_flags, + .path = "/dev/dedic_gpio0" +}; + +struct file *dedicated_gpio = NULL; +#endif + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: gpout_read + * + * Description: + * Read a digital output pin. + * + * Parameters: + * dev - A pointer to the gpio driver struct. + * value - A pointer to store the state of the pin. + * + * Returned Value: + * Zero (OK). + * + ****************************************************************************/ + +#if BOARD_NGPIOOUT > 0 +static int gpout_read(struct gpio_dev_s *dev, bool *value) +{ + struct espgpio_dev_s *espgpio = (struct espgpio_dev_s *)dev; + + DEBUGASSERT(espgpio != NULL && value != NULL); + DEBUGASSERT(espgpio->id < BOARD_NGPIOOUT); + gpioinfo("Reading...\n"); + + *value = esp_gpioread(g_gpiooutputs[espgpio->id]); + return OK; +} + +/**************************************************************************** + * Name: gpout_write + * + * Description: + * Write to a digital output pin. + * + * Parameters: + * dev - A pointer to the gpio driver struct. + * value - The value to be written. + * + * Returned Value: + * Zero (OK). + * + ****************************************************************************/ + +static int gpout_write(struct gpio_dev_s *dev, bool value) +{ + struct espgpio_dev_s *espgpio = (struct espgpio_dev_s *)dev; + + DEBUGASSERT(espgpio != NULL); + DEBUGASSERT(espgpio->id < BOARD_NGPIOOUT); + gpioinfo("Writing %d\n", (int)value); + + esp_gpiowrite(g_gpiooutputs[espgpio->id], value); + return OK; +} + +/**************************************************************************** + * Name: gpout_setpintype + * + * Description: + * Set digital output pin type. + * + * Parameters: + * dev - A pointer to the gpio driver struct. + * pintype - The pin type. See nuttx/ioexpander/gpio.h. + * + * Returned Value: + * Zero (OK) on success; -1 (ERROR) otherwise. + * + ****************************************************************************/ + +static int gpout_setpintype(struct gpio_dev_s *dev, + enum gpio_pintype_e pintype) +{ + struct espgpio_dev_s *espgpio = (struct espgpio_dev_s *)dev; + + DEBUGASSERT(espgpio != NULL); + DEBUGASSERT(espgpio->id < BOARD_NGPIOOUT); + gpioinfo("Setting pintype: %d\n", (int)pintype); + + esp_gpio_matrix_out(g_gpiooutputs[espgpio->id], + SIG_GPIO_OUT_IDX, 0, 0); + + switch (pintype) + { + case GPIO_INPUT_PIN: + esp_configgpio(g_gpiooutputs[espgpio->id], INPUT); + break; + case GPIO_INPUT_PIN_PULLUP: + esp_configgpio(g_gpiooutputs[espgpio->id], INPUT_PULLUP); + break; + case GPIO_INPUT_PIN_PULLDOWN: + esp_configgpio(g_gpiooutputs[espgpio->id], INPUT_PULLDOWN); + break; + case GPIO_OUTPUT_PIN: + esp_configgpio(g_gpiooutputs[espgpio->id], INPUT | OUTPUT); + break; + case GPIO_OUTPUT_PIN_OPENDRAIN: + esp_configgpio(g_gpiooutputs[espgpio->id], + INPUT | OUTPUT_OPEN_DRAIN); + break; + default: + return ERROR; + break; + } + + return OK; +} +#endif + +/**************************************************************************** + * Name: espgpio_interrupt + * + * Description: + * Digital input interrupt handler. + * + * Input Parameters: + * irq - Identifier of the interrupt request. + * context - Context data from the ISR. + * arg - Opaque pointer to the internal driver state structure. + * + * Returned Value: + * Zero (OK) is returned on success; a negated errno value is returned + * on failure. + * + ****************************************************************************/ + +#if BOARD_NGPIOINT > 0 +static int espgpio_interrupt(int irq, void *context, void *arg) +{ + struct espgpint_dev_s *espgpint = (struct espgpint_dev_s *)arg; + + DEBUGASSERT(espgpint != NULL && espgpint->callback != NULL); + gpioinfo("Interrupt! callback=%p\n", espgpint->callback); + + espgpint->callback(&espgpint->espgpio.gpio, espgpint->espgpio.id); + return OK; +} + +/**************************************************************************** + * Name: gpint_read + * + * Description: + * Read a digital input pin. + * + * Parameters: + * dev - A pointer to the gpio driver struct. + * value - A pointer to store the state of the pin. + * + * Returned Value: + * Zero (OK). + * + ****************************************************************************/ + +static int gpint_read(struct gpio_dev_s *dev, bool *value) +{ + struct espgpint_dev_s *espgpint = + (struct espgpint_dev_s *)dev; + + DEBUGASSERT(espgpint != NULL && value != NULL); + DEBUGASSERT(espgpint->espgpio.id < BOARD_NGPIOINT); + gpioinfo("Reading int pin...\n"); + + *value = esp_gpioread(g_gpiointinputs[espgpint->espgpio.id]); + return OK; +} + +/**************************************************************************** + * Name: gpint_attach + * + * Description: + * Attach the ISR to IRQ and register the callback. But it still doesn't + * enable interrupt yet. + * + * Parameters: + * dev - A pointer to the gpio driver struct. + * callback - User callback function. + * + * Returned Value: + * Zero (OK) is returned on success; A negated errno value is returned + * to indicate the nature of any failure. + * + ****************************************************************************/ + +static int gpint_attach(struct gpio_dev_s *dev, + pin_interrupt_t callback) +{ + struct espgpint_dev_s *espgpint = + (struct espgpint_dev_s *)dev; + int irq = ESP_PIN2IRQ(g_gpiointinputs[espgpint->espgpio.id]); + int ret; + + gpioinfo("Attaching the callback\n"); + + /* Make sure the interrupt is disabled */ + + esp_gpioirqdisable(irq); + ret = irq_attach(irq, + espgpio_interrupt, + &g_gpint[espgpint->espgpio.id]); + if (ret < 0) + { + syslog(LOG_ERR, "ERROR: gpint_attach() failed: %d\n", ret); + return ret; + } + + gpioinfo("Attach %p\n", callback); + espgpint->callback = callback; + return OK; +} + +/**************************************************************************** + * Name: gpint_enable + * + * Description: + * Enable/Disable interrupt. + * + * Parameters: + * dev - A pointer to the gpio driver struct. + * enable - True to enable, false to disable. + * + * Returned Value: + * Zero (OK). + * + ****************************************************************************/ + +static int gpint_enable(struct gpio_dev_s *dev, bool enable) +{ + struct espgpint_dev_s *espgpint = (struct espgpint_dev_s *)dev; + int irq = ESP_PIN2IRQ(g_gpiointinputs[espgpint->espgpio.id]); + + if (enable) + { + if (espgpint->callback != NULL) + { + gpioinfo("Enabling the interrupt\n"); + + /* Configure the interrupt for rising edge */ + + esp_gpioirqenable(irq, RISING); + } + } + else + { + gpioinfo("Disable the interrupt\n"); + esp_gpioirqdisable(irq); + } + + return OK; +} + +/**************************************************************************** + * Name: gpint_setpintype + * + * Description: + * Set digital interrupt pin type. + * + * Parameters: + * dev - A pointer to the gpio driver struct. + * pintype - The pin type. See nuttx/ioexpander/gpio.h. + * + * Returned Value: + * Zero (OK) on success; -1 (ERROR) otherwise. + * + ****************************************************************************/ + +static int gpint_setpintype(struct gpio_dev_s *dev, + enum gpio_pintype_e pintype) +{ + struct espgpint_dev_s *espgpint = (struct espgpint_dev_s *)dev; + + DEBUGASSERT(espgpint != NULL); + DEBUGASSERT(espgpint->espgpio.id < BOARD_NGPIOINT); + gpioinfo("Setting pintype: %d\n", (int)pintype); + switch (pintype) + { + case GPIO_INTERRUPT_HIGH_PIN: + esp_configgpio(g_gpiointinputs[espgpint->espgpio.id], + INPUT_PULLUP); + break; + case GPIO_INTERRUPT_LOW_PIN: + esp_configgpio(g_gpiointinputs[espgpint->espgpio.id], + INPUT_PULLDOWN); + break; + default: + return ERROR; + break; + } + + return OK; +} +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: esp_gpio_init + * + * Description: + * Configure the GPIO driver. + * + * Returned Value: + * Zero (OK). + * + ****************************************************************************/ + +int esp_gpio_init(void) +{ + int pincount = 0; + int i; + +#if BOARD_NGPIOOUT > 0 + for (i = 0; i < BOARD_NGPIOOUT; i++) + { + /* Setup and register the GPIO pin */ + + g_gpout[i].gpio.gp_pintype = GPIO_OUTPUT_PIN; + g_gpout[i].gpio.gp_ops = &gpout_ops; + g_gpout[i].id = i; + gpio_pin_register(&g_gpout[i].gpio, pincount); + + /* Configure the pins that will be used as output */ + + esp_gpio_matrix_out(g_gpiooutputs[i], SIG_GPIO_OUT_IDX, 0, 0); + esp_configgpio(g_gpiooutputs[i], OUTPUT_FUNCTION_2 | INPUT_FUNCTION_2); + esp_gpiowrite(g_gpiooutputs[i], 0); + + pincount++; + } +#endif + +#if BOARD_NGPIOINT > 0 + for (i = 0; i < BOARD_NGPIOINT; i++) + { + /* Setup and register the GPIO pin */ + + g_gpint[i].espgpio.gpio.gp_pintype = GPIO_INTERRUPT_PIN; + g_gpint[i].espgpio.gpio.gp_ops = &gpint_ops; + g_gpint[i].espgpio.id = i; + gpio_pin_register(&g_gpint[i].espgpio.gpio, pincount); + + /* Configure the pins that will be used as interrupt input */ + + esp_configgpio(g_gpiointinputs[i], INPUT_FUNCTION_2 | PULLDOWN); + + pincount++; + } +#endif + +#ifdef CONFIG_ESPRESSIF_DEDICATED_GPIO + dedicated_gpio = esp_dedic_gpio_new_bundle(&dedic_gpio_conf); + + pincount++; +#endif + + return OK; +} +#endif /* CONFIG_DEV_GPIO && !CONFIG_GPIO_LOWER_HALF */ diff --git a/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_reset.c b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_reset.c new file mode 100644 index 00000000000..c68e3fb9c55 --- /dev/null +++ b/boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_reset.c @@ -0,0 +1,83 @@ +/**************************************************************************** + * boards/risc-v/esp32c3/esp32-c3-zero/src/esp32c3_reset.c + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include +#include + +#include +#include + +#include "espressif/esp_systemreset.h" + +#ifdef CONFIG_BOARDCTL_RESET + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: board_reset + * + * Description: + * Reset board. Support for this function is required by board-level + * logic if CONFIG_BOARDCTL_RESET is selected. + * + * Input Parameters: + * status - Status information provided with the reset event. This + * meaning of this status information is board-specific. If not + * used by a board, the value zero may be provided in calls to + * board_reset(). + * + * Returned Value: + * If this function returns, then it was not possible to power-off the + * board due to some constraints. The return value in this case is a + * board-specific reason for the failure to shutdown. + * + ****************************************************************************/ + +int board_reset(int status) +{ + syslog(LOG_INFO, "reboot status=%d\n", status); + + switch (status) + { + case EXIT_SUCCESS: + up_shutdown_handler(); + break; + case CONFIG_BOARD_ASSERT_RESET_VALUE: + default: + break; + } + + up_systemreset(); + + return 0; +} + +#endif /* CONFIG_BOARDCTL_RESET */