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Add support for Orange Pi Prime

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This commit is contained in:
Gunjan Gupta
2023-08-02 03:16:13 +05:30
committed by Tom Ingleby
parent db1f5207b9
commit f727c01d2e
10 changed files with 308 additions and 0 deletions
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1
src/CMakeLists.txt
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@@ -115,6 +115,7 @@ set (mraa_LIB_ARM_SRCS_NOAUTO
${PROJECT_SOURCE_DIR}/src/arm/siemens/iot2050.c
${PROJECT_SOURCE_DIR}/src/arm/siemens/platform.c
${PROJECT_SOURCE_DIR}/src/arm/siemens/platform_iot2050.c
${PROJECT_SOURCE_DIR}/src/arm/orange_pi_prime.c
)
set (mraa_LIB_MIPS_SRCS_NOAUTO

6
src/arm/arm.c
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@@ -21,6 +21,7 @@
#include "arm/raspberry_pi.h"
#include "arm/adlink_ipi.h"
#include "arm/siemens/iot2050.h"
#include "arm/orange_pi_prime.h"
#include "mraa_internal.h"
@@ -111,6 +112,8 @@ mraa_arm_platform()
platform_type = MRAA_ADLINK_IPI;
else if (mraa_file_contains("/proc/device-tree/model", "SIMATIC IOT2050"))
platform_type = MRAA_SIEMENS_IOT2050;
else if (mraa_file_contains("/proc/device-tree/model", "Xunlong Orange Pi Prime"))
platform_type = MRAA_ORANGE_PI_PRIME;
}
switch (platform_type) {
@@ -149,6 +152,9 @@ mraa_arm_platform()
case MRAA_SIEMENS_IOT2050:
plat = mraa_siemens_iot2050();
break;
case MRAA_ORANGE_PI_PRIME:
plat = mraa_orange_pi_prime();
break;
default:
plat = NULL;
syslog(LOG_ERR, "Unknown Platform, currently not supported by MRAA");

151
src/arm/orange_pi_prime.c Normal file
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@@ -0,0 +1,151 @@
/*
* Author: Gunjan <viraniac@gmail.com>
*
* SPDX-License-Identifier: MIT
*/
#include <mraa/common.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include "arm/orange_pi_prime.h"
#include "common.h"
#define DT_BASE "/proc/device-tree"
#define PLATFORM_NAME_ORANGE_PI_PRIME "Xunlong Orange Pi Prime"
#define MAX_SIZE 64
#define ORANGE_PI_PRIME_SPI_CS_DEV "/dev/spidev1.1"
#define ORANGE_PI_PRIME_SERIALDEV "/dev/ttyS2"
void
mraa_orange_pi_prime_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 ) {
pininfo->gpio.gpio_chip = 1;
pininfo->gpio.gpio_line = sysfs_pin;
}
pininfo->capabilities = pincapabilities_t;
va_end(arg_ptr);
pininfo->gpio.pinmap = sysfs_pin;
pininfo->gpio.mux_total = 0;
}
mraa_board_t*
mraa_orange_pi_prime()
{
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;
}
b->chardev_capable = 1;
// pin mux for buses are setup using device tree overlays
// so tell mraa to ignore them
b->no_bus_mux = 1;
b->phy_pin_count = MRAA_ORANGE_PI_PRIME_PIN_COUNT + 1;
b->platform_name = PLATFORM_NAME_ORANGE_PI_PRIME;
// uart2
b->uart_dev_count = MRAA_ORANGE_PI_PRIME_UART_COUNT;
b->def_uart_dev = 0;
b->uart_dev[0].device_path = ORANGE_PI_PRIME_SERIALDEV;
// I2C
b->i2c_bus_count = MRAA_ORANGE_PI_PRIME_I2C_COUNT;
b->def_i2c_bus = 0;
b->i2c_bus[0].bus_id = 0;
b->i2c_bus[1].bus_id = 1;
// SPI
b->spi_bus_count = MRAA_ORANGE_PI_PRIME_SPI_COUNT;
b->def_spi_bus = 0;
b->spi_bus[0].bus_id = 1;
// Depending on the overlay parameter, we might have slave select
if (mraa_file_exist(ORANGE_PI_PRIME_SPI_CS_DEV)) {
b->spi_bus[0].slave_s = 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;
}
// no analog I/O
b->aio_count = 0;
b->adc_raw = 0;
b->adc_supported = 0;
// Orange Pi Prime documentation shows pin 7 (PA6) as pwm1 pin
// but Allwinner H5 doesn't list pwm as a function for PA6.
// Hence no PWM for this board
b->pwm_dev_count = 0;
mraa_orange_pi_prime_pininfo(b, 0, -1, (mraa_pincapabilities_t){0,0,0,0,0,0,0,0}, "INVALID");
mraa_orange_pi_prime_pininfo(b, 1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "3V3");
mraa_orange_pi_prime_pininfo(b, 2, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "5V");
mraa_orange_pi_prime_pininfo(b, 3, 12, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "I2C0_SDA");
mraa_orange_pi_prime_pininfo(b, 4, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "5V");
mraa_orange_pi_prime_pininfo(b, 5, 11, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "I2C0_SCK");
mraa_orange_pi_prime_pininfo(b, 6, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_orange_pi_prime_pininfo(b, 7, 6, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PA6");
mraa_orange_pi_prime_pininfo(b, 8, 69, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC5");
mraa_orange_pi_prime_pininfo(b, 9, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_orange_pi_prime_pininfo(b, 10, 70, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC6");
mraa_orange_pi_prime_pininfo(b, 11, 1, (mraa_pincapabilities_t){1,1,0,0,0,0,0,1}, "UART2_RX");
mraa_orange_pi_prime_pininfo(b, 12, 110, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PD14");
mraa_orange_pi_prime_pininfo(b, 13, 0, (mraa_pincapabilities_t){1,1,0,0,0,0,0,1}, "UART2_TX");
mraa_orange_pi_prime_pininfo(b, 14, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_orange_pi_prime_pininfo(b, 15, 3, (mraa_pincapabilities_t){1,1,0,0,0,0,0,1}, "UART2_CTS");
mraa_orange_pi_prime_pininfo(b, 16, 68, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC4");
mraa_orange_pi_prime_pininfo(b, 17, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "3V3");
mraa_orange_pi_prime_pininfo(b, 18, 71, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC7");
mraa_orange_pi_prime_pininfo(b, 19, 15, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "SPI1_MOSI");
mraa_orange_pi_prime_pininfo(b, 20, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_orange_pi_prime_pininfo(b, 21, 16, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "SPI1_MISO");
mraa_orange_pi_prime_pininfo(b, 22, 2, (mraa_pincapabilities_t){1,1,0,0,0,0,0,1}, "UART2_RTS");
mraa_orange_pi_prime_pininfo(b, 23, 14, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "SPI1_CLK");
mraa_orange_pi_prime_pininfo(b, 24, 13, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "SPI1_CS");
mraa_orange_pi_prime_pininfo(b, 25, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_orange_pi_prime_pininfo(b, 26, 72, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC8");
mraa_orange_pi_prime_pininfo(b, 27, 19, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "I2C1_SDA");
mraa_orange_pi_prime_pininfo(b, 28, 18, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "I2C1_SCK");
mraa_orange_pi_prime_pininfo(b, 29, 7, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PA7");
mraa_orange_pi_prime_pininfo(b, 30, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_orange_pi_prime_pininfo(b, 31, 8, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PA8");
mraa_orange_pi_prime_pininfo(b, 32, 73, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC9");
mraa_orange_pi_prime_pininfo(b, 33, 9, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PA9");
mraa_orange_pi_prime_pininfo(b, 34, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_orange_pi_prime_pininfo(b, 35, 10, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PA10");
mraa_orange_pi_prime_pininfo(b, 36, 74, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC10");
mraa_orange_pi_prime_pininfo(b, 37, 107, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PD11");
mraa_orange_pi_prime_pininfo(b, 38, 75, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC11");
mraa_orange_pi_prime_pininfo(b, 39, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_orange_pi_prime_pininfo(b, 40, 76, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "PC12");
return b;
}