db0f9732b2
custom board driver ma120x0 is broken esp dsp is now IDF managed component mdns is now IDF managed component Signed-off-by: Karl Osterseher <karli_o@gmx.at>
80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
|
|
* Analog Devices MAX98357 audio hal
|
|
*
|
|
* Mostly stubs (no I2C or volume control)
|
|
* Configuration of mute/unmute gpio in init (connected to XSMT)
|
|
*/
|
|
|
|
#include "max98357.h"
|
|
|
|
#include <driver/gpio.h>
|
|
|
|
#include "board.h"
|
|
#include "esp_log.h"
|
|
|
|
static const char *TAG = "MAX98357";
|
|
|
|
esp_err_t max98357_ctrl(audio_hal_codec_mode_t mode,
|
|
audio_hal_ctrl_t ctrl_state);
|
|
esp_err_t max98357_config_iface(audio_hal_codec_mode_t mode,
|
|
audio_hal_codec_i2s_iface_t *iface);
|
|
|
|
audio_hal_func_t AUDIO_CODEC_MAX98357_DEFAULT_HANDLE = {
|
|
.audio_codec_initialize = max98357_init,
|
|
.audio_codec_deinitialize = max98357_deinit,
|
|
.audio_codec_ctrl = max98357_ctrl,
|
|
.audio_codec_config_iface = max98357_config_iface,
|
|
.audio_codec_set_mute = max98357_set_mute,
|
|
.audio_codec_set_volume = max98357_set_volume,
|
|
.audio_codec_get_volume = max98357_get_volume,
|
|
.audio_hal_lock = NULL,
|
|
.handle = NULL,
|
|
};
|
|
|
|
esp_err_t max98357_init(audio_hal_codec_config_t *codec_cfg) {
|
|
esp_err_t ret;
|
|
|
|
gpio_config_t io_conf;
|
|
|
|
io_conf.intr_type = GPIO_INTR_DISABLE;
|
|
io_conf.mode = GPIO_MODE_OUTPUT;
|
|
io_conf.pin_bit_mask = (1ULL << CONFIG_MAX98357_MUTE_PIN);
|
|
io_conf.pull_down_en = 0;
|
|
io_conf.pull_up_en = 0;
|
|
|
|
ret = gpio_config(&io_conf);
|
|
if (ret != ESP_OK) {
|
|
ESP_LOGE(TAG, "Mute gpio config failed for pin %d",
|
|
CONFIG_MAX98357_MUTE_PIN);
|
|
} else {
|
|
gpio_set_level(CONFIG_MAX98357_MUTE_PIN, 0);
|
|
ESP_LOGD(TAG, "Setup mute (SD) output %d\n", CONFIG_MAX98357_MUTE_PIN);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
esp_err_t max98357_set_volume(int vol) { return ESP_OK; }
|
|
|
|
esp_err_t max98357_get_volume(int *value) { return ESP_OK; }
|
|
|
|
esp_err_t max98357_set_mute(bool enable) {
|
|
return gpio_set_level(CONFIG_MAX98357_MUTE_PIN, enable ? 0 : 1);
|
|
}
|
|
|
|
esp_err_t max98357_get_mute(bool *enabled) { return ESP_OK; }
|
|
|
|
esp_err_t max98357_deinit(void) {
|
|
return gpio_reset_pin(CONFIG_MAX98357_MUTE_PIN);
|
|
}
|
|
|
|
esp_err_t max98357_ctrl(audio_hal_codec_mode_t mode,
|
|
audio_hal_ctrl_t ctrl_state) {
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t max98357_config_iface(audio_hal_codec_mode_t mode,
|
|
audio_hal_codec_i2s_iface_t *iface) {
|
|
return ESP_OK;
|
|
}
|