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boards/xtensa: Add SDM peripheral board layer support for esp[-|-s2|-s3]

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Add SDM perpiheral board layer support for Xtensa based Espressif devices

Signed-off-by: Eren Terzioglu <eren.terzioglu@espressif.com>
This commit is contained in:
Eren Terzioglu 2025-04-28 13:44:56 +02:00 • committed by Xiang Xiao
parent 39465d2156
commit 4b36d69630
6 changed files with 203 additions and 1 deletions
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17
boards/xtensa/esp32/common/src/esp32_board_dac.c
View file

@ -32,6 +32,10 @@
#include <nuttx/arch.h>
#include <esp32_dac.h>
#ifdef CONFIG_ESP_SDM
# include "espressif/esp_sdm.h"
#endif
/****************************************************************************
* Private Data
****************************************************************************/
@ -44,7 +48,7 @@
* Name: board_dac_initialize
*
* Description:
* Initialize and register the Digital to Analog Convertor (DAC) driver.
* Initialize and register the Digital to Analog Converter (DAC) driver.
*
* Input Parameters:
* path - The device number, used to build the device path as
@ -61,7 +65,18 @@ int board_dac_initialize(const char *path)
/* Initialize DAC */
#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);
#else
struct dac_dev_s *dev = esp32_dac_initialize();
#endif
if (dev != NULL)
{
/* Try to register the DAC */

48
boards/xtensa/esp32/esp32-devkitc/configs/sdm/defconfig Normal file
View file

@ -0,0 +1,48 @@
#
# 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_ARCH_LEDS is not set
# CONFIG_NSH_ARGCAT is not set
# CONFIG_NSH_CMDOPT_HEXDUMP is not set
CONFIG_ARCH="xtensa"
CONFIG_ARCH_BOARD="esp32-devkitc"
CONFIG_ARCH_BOARD_COMMON=y
CONFIG_ARCH_BOARD_ESP32_DEVKITC=y
CONFIG_ARCH_CHIP="esp32"
CONFIG_ARCH_CHIP_ESP32=y
CONFIG_ARCH_CHIP_ESP32WROVER=y
CONFIG_ARCH_STACKDUMP=y
CONFIG_ARCH_XTENSA=y
CONFIG_BOARD_LOOPSPERMSEC=16717
CONFIG_BUILTIN=y
CONFIG_ESP32_UART0=y
CONFIG_ESP_SDM=y
CONFIG_EXAMPLES_DAC=y
CONFIG_FS_PROCFS=y
CONFIG_HAVE_CXX=y
CONFIG_HAVE_CXXINITIALIZE=y
CONFIG_IDLETHREAD_STACKSIZE=3072
CONFIG_INIT_ENTRYPOINT="nsh_main"
CONFIG_INIT_STACKSIZE=3072
CONFIG_INTELHEX_BINARY=y
CONFIG_LINE_MAX=64
CONFIG_MM_REGIONS=3
CONFIG_NSH_ARCHINIT=y
CONFIG_NSH_BUILTIN_APPS=y
CONFIG_NSH_FILEIOSIZE=512
CONFIG_NSH_READLINE=y
CONFIG_PREALLOC_TIMERS=4
CONFIG_RAM_SIZE=114688
CONFIG_RAM_START=0x20000000
CONFIG_RR_INTERVAL=200
CONFIG_SCHED_WAITPID=y
CONFIG_START_DAY=6
CONFIG_START_MONTH=12
CONFIG_START_YEAR=2011
CONFIG_SYSLOG_BUFFER=y
CONFIG_SYSTEM_NSH=y
CONFIG_UART0_SERIAL_CONSOLE=y

47
boards/xtensa/esp32s2/esp32s2-saola-1/configs/sdm/defconfig Normal file
View file

@ -0,0 +1,47 @@
#
# 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_ARCH_LEDS is not set
# CONFIG_NSH_ARGCAT is not set
# CONFIG_NSH_CMDOPT_HEXDUMP is not set
CONFIG_ARCH="xtensa"
CONFIG_ARCH_BOARD="esp32s2-saola-1"
CONFIG_ARCH_BOARD_COMMON=y
CONFIG_ARCH_BOARD_ESP32S2_SAOLA_1=y
CONFIG_ARCH_CHIP="esp32s2"
CONFIG_ARCH_CHIP_ESP32S2=y
CONFIG_ARCH_CHIP_ESP32S2WROVER=y
CONFIG_ARCH_STACKDUMP=y
CONFIG_ARCH_XTENSA=y
CONFIG_BOARD_LOOPSPERMSEC=16717
CONFIG_BUILTIN=y
CONFIG_ESP32S2_UART0=y
CONFIG_ESP_SDM=y
CONFIG_EXAMPLES_DAC=y
CONFIG_FS_PROCFS=y
CONFIG_HAVE_CXX=y
CONFIG_HAVE_CXXINITIALIZE=y
CONFIG_IDLETHREAD_STACKSIZE=3072
CONFIG_INIT_ENTRYPOINT="nsh_main"
CONFIG_INIT_STACKSIZE=3072
CONFIG_INTELHEX_BINARY=y
CONFIG_LINE_MAX=64
CONFIG_NSH_ARCHINIT=y
CONFIG_NSH_BUILTIN_APPS=y
CONFIG_NSH_FILEIOSIZE=512
CONFIG_NSH_READLINE=y
CONFIG_PREALLOC_TIMERS=4
CONFIG_RAM_SIZE=114688
CONFIG_RAM_START=0x20000000
CONFIG_RR_INTERVAL=200
CONFIG_SCHED_WAITPID=y
CONFIG_START_DAY=6
CONFIG_START_MONTH=12
CONFIG_START_YEAR=2011
CONFIG_SYSLOG_BUFFER=y
CONFIG_SYSTEM_NSH=y
CONFIG_UART0_SERIAL_CONSOLE=y

21
boards/xtensa/esp32s2/esp32s2-saola-1/src/esp32s2_bringup.c
View file

@ -113,6 +113,10 @@
# include "esp32s2_board_adc.h"
#endif
#ifdef CONFIG_ESP_SDM
# include "espressif/esp_sdm.h"
#endif
#include "esp32s2-saola-1.h"
/****************************************************************************
@ -424,6 +428,23 @@ int esp32s2_bringup(void)
}
#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_ESP_PCNT
ret = board_pcnt_initialize();
if (ret < 0)

50
boards/xtensa/esp32s3/esp32s3-devkit/configs/sdm/defconfig Normal file
View file

@ -0,0 +1,50 @@
#
# 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_ARCH_LEDS is not set
# CONFIG_NSH_ARGCAT is not set
# CONFIG_NSH_CMDOPT_HEXDUMP is not set
CONFIG_ARCH="xtensa"
CONFIG_ARCH_BOARD="esp32s3-devkit"
CONFIG_ARCH_BOARD_COMMON=y
CONFIG_ARCH_BOARD_ESP32S3_DEVKIT=y
CONFIG_ARCH_CHIP="esp32s3"
CONFIG_ARCH_CHIP_ESP32S3=y
CONFIG_ARCH_CHIP_ESP32S3WROOM1N4=y
CONFIG_ARCH_INTERRUPTSTACK=2048
CONFIG_ARCH_STACKDUMP=y
CONFIG_ARCH_XTENSA=y
CONFIG_BOARD_LOOPSPERMSEC=16717
CONFIG_BUILTIN=y
CONFIG_DEBUG_FULLOPT=y
CONFIG_DEBUG_SYMBOLS=y
CONFIG_ESP32S3_UART0=y
CONFIG_ESP_SDM=y
CONFIG_EXAMPLES_DAC=y
CONFIG_FS_PROCFS=y
CONFIG_HAVE_CXX=y
CONFIG_HAVE_CXXINITIALIZE=y
CONFIG_IDLETHREAD_STACKSIZE=3072
CONFIG_INIT_ENTRYPOINT="nsh_main"
CONFIG_INIT_STACKSIZE=3072
CONFIG_INTELHEX_BINARY=y
CONFIG_LINE_MAX=64
CONFIG_NSH_ARCHINIT=y
CONFIG_NSH_BUILTIN_APPS=y
CONFIG_NSH_FILEIOSIZE=512
CONFIG_NSH_READLINE=y
CONFIG_PREALLOC_TIMERS=4
CONFIG_RAM_SIZE=114688
CONFIG_RAM_START=0x20000000
CONFIG_RR_INTERVAL=200
CONFIG_SCHED_WAITPID=y
CONFIG_START_DAY=6
CONFIG_START_MONTH=12
CONFIG_START_YEAR=2011
CONFIG_SYSLOG_BUFFER=y
CONFIG_SYSTEM_NSH=y
CONFIG_UART0_SERIAL_CONSOLE=y

21
boards/xtensa/esp32s3/esp32s3-devkit/src/esp32s3_bringup.c
View file

@ -141,6 +141,10 @@
# include "espressif/esp_nxdiag.h"
#endif
#ifdef CONFIG_ESP_SDM
# include "espressif/esp_sdm.h"
#endif
#include "esp32s3-devkit.h"
/****************************************************************************
@ -532,6 +536,23 @@ int esp32s3_bringup(void)
}
#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_ESP_MCPWM_CAPTURE
ret = board_capture_initialize();
if (ret < 0)