rt5514.c

Go to the documentation of this file.

/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <soc/nhlt.h>
 
static const struct nhlt_format_config rt5514_4ch_formats[] = {
        /* 48 KHz 16-bits per sample. */
        {
                .num_channels = 4,
                .sample_freq_khz = 48,
                .container_bits_per_sample = 16,
                .valid_bits_per_sample = 16,
                .speaker_mask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT |
                                SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT,
                .settings_file = "rt5514-capture-4ch-48khz-16b.bin",
        },
};
 
static const struct nhlt_dmic_array_config rt5514_4ch_mic_config = {
        .tdm_config = {
                .config_type = NHLT_TDM_MIC_ARRAY,
        },
        .array_type = NHLT_MIC_ARRAY_4CH_L_SHAPED,
};
 
static const struct nhlt_endp_descriptor rt5514_4ch_descriptors[] = {
        {
                .link = NHLT_LINK_SSP,
                .device = NHLT_SSP_DEV_I2S,
                .direction = NHLT_DIR_CAPTURE,
                .vid = NHLT_VID,
                .did = NHLT_DID_SSP,
                .cfg = &rt5514_4ch_mic_config,
                .cfg_size = sizeof(rt5514_4ch_mic_config),
                .formats = rt5514_4ch_formats,
                .num_formats = ARRAY_SIZE(rt5514_4ch_formats),
        },
};
 
int nhlt_soc_add_rt5514(struct nhlt *nhlt, int hwlink, int num_channels)
{
        switch (num_channels) {
        case 4:
                return nhlt_add_ssp_endpoints(nhlt, hwlink,
                              rt5514_4ch_descriptors,
                              ARRAY_SIZE(rt5514_4ch_descriptors));
        default:
                return -1;
        }
}