From b8349c0ffe0b5e38c0699f7f01e97abd921becba Mon Sep 17 00:00:00 2001 From: Brian Lee Date: Thu, 28 Mar 2019 20:38:13 +0800 Subject: [PATCH] rockpi4: Add rockpi4 support Closes #958 Signed-off-by: Brian Lee Signed-off-by: Thomas Ingleby --- api/mraa/types.h | 2 +- include/arm/rockpi4.h | 46 +++++++++++ src/CMakeLists.txt | 1 + src/arm/arm.c | 6 ++ src/arm/rockpi4.c | 184 ++++++++++++++++++++++++++++++++++++++++++ 5 files changed, 238 insertions(+), 1 deletion(-) create mode 100644 include/arm/rockpi4.h create mode 100644 src/arm/rockpi4.c diff --git a/api/mraa/types.h b/api/mraa/types.h index f28ba51..fbf3d39 100644 --- a/api/mraa/types.h +++ b/api/mraa/types.h @@ -60,7 +60,7 @@ typedef enum { MRAA_MTK_LINKIT = 17, /**< Mediatek MT7688 based Linkit boards */ MRAA_MTK_OMEGA2 = 18, /**< MT7688 based Onion Omega2 board */ MRAA_IEI_TANK = 19, /**< IEI Tank System*/ - + MRAA_ROCKPI4 = 20, /**< Radxa ROCK PI 4 Models A/B */ // USB platform extenders start at 256 MRAA_FTDI_FT4222 = 256, /**< FTDI FT4222 USB to i2c bridge */ diff --git a/include/arm/rockpi4.h b/include/arm/rockpi4.h new file mode 100644 index 0000000..25f03ed --- /dev/null +++ b/include/arm/rockpi4.h @@ -0,0 +1,46 @@ +/* + * Author: Brian + * Copyright (c) 2019 Vamrs Corporation. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#pragma once + +#ifdef __cplusplus +extern "C" { +#endif + +#include "mraa_internal.h" + +#define MRAA_ROCKPI4_GPIO_COUNT 27 +#define MRAA_ROCKPI4_I2C_COUNT 3 +#define MRAA_ROCKPI4_SPI_COUNT 2 +#define MRAA_ROCKPI4_UART_COUNT 2 +#define MRAA_ROCKPI4_PWM_COUNT 2 +#define MRAA_ROCKPI4_AIO_COUNT 1 +#define MRAA_ROCKPI4_PIN_COUNT 40 + +mraa_board_t * + mraa_rockpi4(); + +#ifdef __cplusplus +} +#endif diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 35c5488..6f80eab 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -101,6 +101,7 @@ set (mraa_LIB_ARM_SRCS_NOAUTO ${PROJECT_SOURCE_DIR}/src/arm/phyboard.c ${PROJECT_SOURCE_DIR}/src/arm/banana.c ${PROJECT_SOURCE_DIR}/src/arm/de_nano_soc.c + ${PROJECT_SOURCE_DIR}/src/arm/rockpi4.c ) set (mraa_LIB_MIPS_SRCS_NOAUTO diff --git a/src/arm/arm.c b/src/arm/arm.c index f5b8a55..12514db 100644 --- a/src/arm/arm.c +++ b/src/arm/arm.c @@ -27,6 +27,7 @@ #include #include "arm/96boards.h" +#include "arm/rockpi4.h" #include "arm/de_nano_soc.h" #include "arm/banana.h" #include "arm/beaglebone.h" @@ -105,6 +106,8 @@ mraa_arm_platform() platform_type = MRAA_96BOARDS; else if (mraa_file_contains("/proc/device-tree/model", "Avnet Ultra96 Rev1")) platform_type = MRAA_96BOARDS; + else if (mraa_file_contains("/proc/device-tree/model", "ROCK PI 4")) + platform_type = MRAA_ROCKPI4; else if (mraa_file_contains("/proc/device-tree/compatible", "raspberrypi,")) platform_type = MRAA_RASPBERRY_PI; } @@ -124,6 +127,9 @@ mraa_arm_platform() break; case MRAA_96BOARDS: plat = mraa_96boards(); + break; + case MRAA_ROCKPI4: + plat = mraa_rockpi4(); break; case MRAA_DE_NANO_SOC: plat = mraa_de_nano_soc(); diff --git a/src/arm/rockpi4.c b/src/arm/rockpi4.c new file mode 100644 index 0000000..114e000 --- /dev/null +++ b/src/arm/rockpi4.c @@ -0,0 +1,184 @@ +/* + * Author: Brian + * Copyright (c) 2019 Vamrs Corporation. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include +#include + +#include "arm/rockpi4.h" +#include "common.h" + +#define DT_BASE "/proc/device-tree" +#define PLATFORM_NAME_ROCK_PI_4A "ROCK PI 4A" +#define PLATFORM_NAME_ROCK_PI_4B "ROCK PI 4B" + +#define MAX_SIZE 64 + +const char* rockpi4a_serialdev[MRAA_ROCKPI4_UART_COUNT] = { "/dev/ttyS2","/dev/ttyS4"}; +const char* rockpi4b_serialdev[MRAA_ROCKPI4_UART_COUNT] = { "/dev/ttyS2","/dev/ttyS4"}; + +void +mraa_rockpi4_pininfo(mraa_board_t* board, int index, int sysfs_pin, mraa_pincapabilities_t pincapabilities_t, char* fmt, ...) +{ + va_list arg_ptr; + if (index > board->phy_pin_count) + return; + + mraa_pininfo_t* pininfo = &board->pins[index]; + va_start(arg_ptr, fmt); + vsnprintf(pininfo->name, MRAA_PIN_NAME_SIZE, fmt, arg_ptr); + + if( pincapabilities_t.gpio == 1 ) { + va_arg(arg_ptr, int); + pininfo->gpio.gpio_chip = va_arg(arg_ptr, int); + pininfo->gpio.gpio_line = va_arg(arg_ptr, int); + } + + pininfo->capabilities = pincapabilities_t; + + va_end(arg_ptr); + pininfo->gpio.pinmap = sysfs_pin; + pininfo->gpio.mux_total = 0; +} + +mraa_board_t* +mraa_rockpi4() +{ + mraa_board_t* b = (mraa_board_t*) calloc(1, sizeof(mraa_board_t)); + if (b == NULL) { + return NULL; + } + + b->adv_func = (mraa_adv_func_t*) calloc(1, sizeof(mraa_adv_func_t)); + if (b->adv_func == NULL) { + free(b); + return NULL; + } + + // pin mux for buses are setup by default by kernel so tell mraa to ignore them + b->no_bus_mux = 1; + b->phy_pin_count = MRAA_ROCKPI4_PIN_COUNT + 1; + + if (mraa_file_exist(DT_BASE "/model")) { + // We are on a modern kernel, great!!!! + if (mraa_file_contains(DT_BASE "/model", "ROCK PI 4A")) { + b->platform_name = PLATFORM_NAME_ROCK_PI_4A; + b->uart_dev[0].device_path = (char*) rockpi4a_serialdev[0]; + b->uart_dev[1].device_path = (char*) rockpi4a_serialdev[1]; + } else if (mraa_file_contains(DT_BASE "/model", "ROCK PI 4B")) { + b->platform_name = PLATFORM_NAME_ROCK_PI_4B; + b->uart_dev[0].device_path = (char*) rockpi4b_serialdev[0]; + b->uart_dev[1].device_path = (char*) rockpi4b_serialdev[1]; + } + } + + // UART + b->uart_dev_count = MRAA_ROCKPI4_UART_COUNT; + b->def_uart_dev = 0; + b->uart_dev[0].index = 2; + b->uart_dev[1].index = 4; + + // I2C + if ((strncmp(b->platform_name, PLATFORM_NAME_ROCK_PI_4B, MAX_SIZE) == 0) + || (strncmp(b->platform_name, PLATFORM_NAME_ROCK_PI_4B, MAX_SIZE) == 0)) { + b->i2c_bus_count = MRAA_ROCKPI4_I2C_COUNT; + b->def_i2c_bus = 0; + b->i2c_bus[0].bus_id = 7; + b->i2c_bus[1].bus_id = 2; + b->i2c_bus[2].bus_id = 6; + } + + // SPI + b->spi_bus_count = MRAA_ROCKPI4_SPI_COUNT; + b->def_spi_bus = 0; + b->spi_bus[0].bus_id = 32766; + b->spi_bus[1].bus_id = 32765; + + b->pwm_dev_count = MRAA_ROCKPI4_PWM_COUNT; + b->pwm_default_period = 500; + b->pwm_max_period = 2147483; + b->pwm_min_period = 1; + + b->pins = (mraa_pininfo_t*) malloc(sizeof(mraa_pininfo_t) * b->phy_pin_count); + if (b->pins == NULL) { + free(b->adv_func); + free(b); + return NULL; + } + + b->pins[11].pwm.parent_id = 0; + b->pins[13].pwm.parent_id = 1; + + b->aio_count = MRAA_ROCKPI4_AIO_COUNT; + b->adc_raw = 10; + b->adc_supported = 10; + b->aio_dev[0].pin = 26; + b->aio_non_seq = 1; + + mraa_rockpi4_pininfo(b, 0, -1, (mraa_pincapabilities_t){0,0,0,0,0,0,0,0}, "INVALID"); + mraa_rockpi4_pininfo(b, 1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "3V3"); + mraa_rockpi4_pininfo(b, 2, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "5V"); + mraa_rockpi4_pininfo(b, 3, 71, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "SDA7"); + mraa_rockpi4_pininfo(b, 4, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "5V"); + mraa_rockpi4_pininfo(b, 5, 72, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "SCL7"); + mraa_rockpi4_pininfo(b, 6, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND"); + mraa_rockpi4_pininfo(b, 7, 75, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "SPI2_CLK"); + mraa_rockpi4_pininfo(b, 8, 148, (mraa_pincapabilities_t){1,1,0,0,0,0,0,1}, "TXD2"); + mraa_rockpi4_pininfo(b, 9, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND"); + mraa_rockpi4_pininfo(b, 10, 147, (mraa_pincapabilities_t){1,1,0,0,0,0,0,1}, "RXD2"); + mraa_rockpi4_pininfo(b, 11, 146, (mraa_pincapabilities_t){1,1,1,0,0,0,0,0}, "PWM0"); + mraa_rockpi4_pininfo(b, 12, 131, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_A3"); + mraa_rockpi4_pininfo(b, 13, 150, (mraa_pincapabilities_t){1,1,1,0,0,0,0,0}, "PWM1"); + mraa_rockpi4_pininfo(b, 14, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND"); + mraa_rockpi4_pininfo(b, 15, 149, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_C5"); + mraa_rockpi4_pininfo(b, 16, 154, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_D2"); + mraa_rockpi4_pininfo(b, 17, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "3V3"); + mraa_rockpi4_pininfo(b, 18, 156, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_D4"); + mraa_rockpi4_pininfo(b, 19, 40, (mraa_pincapabilities_t){1,1,0,0,1,0,0,1}, "SPI1TX,TXD4"); + mraa_rockpi4_pininfo(b, 20, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND"); + mraa_rockpi4_pininfo(b, 21, 39, (mraa_pincapabilities_t){1,1,0,0,1,0,0,1}, "SPI1RX,RXD4"); + mraa_rockpi4_pininfo(b, 22, 157, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_D5"); + mraa_rockpi4_pininfo(b, 23, 41, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "SPI1CLK"); + mraa_rockpi4_pininfo(b, 24, 42, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "SPI1CS"); + mraa_rockpi4_pininfo(b, 25, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND"); + mraa_rockpi4_pininfo(b, 26, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,1,0}, "ADC_IN0"); + mraa_rockpi4_pininfo(b, 27, 64, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "SDA2"); + mraa_rockpi4_pininfo(b, 28, 65, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "SCL2"); + mraa_rockpi4_pininfo(b, 29, 74, (mraa_pincapabilities_t){1,1,0,0,1,1,0,0}, "SCL6,SPI2RX"); + mraa_rockpi4_pininfo(b, 30, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND"); + mraa_rockpi4_pininfo(b, 31, 73, (mraa_pincapabilities_t){1,1,0,0,1,1,0,0}, "SDA6,SPI2TX"); + mraa_rockpi4_pininfo(b, 32, 112, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO3_C0"); + mraa_rockpi4_pininfo(b, 33, 76, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "SPI2CS"); + mraa_rockpi4_pininfo(b, 34, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND"); + mraa_rockpi4_pininfo(b, 35, 133, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_A5"); + mraa_rockpi4_pininfo(b, 36, 132, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_A4"); + mraa_rockpi4_pininfo(b, 37, 158, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_D6"); + mraa_rockpi4_pininfo(b, 38, 134, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_A6"); + mraa_rockpi4_pininfo(b, 39, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND"); + mraa_rockpi4_pininfo(b, 40, 135, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO4_A7"); + + return b; +}