[alsa-devel] [RFC PATCH v2 4/5] ASoC: mediatek: add mt2701 platform driver implementation.
Garlic Tseng
garlic.tseng at mediatek.com
Thu Apr 14 14:14:29 CEST 2016
Add mt2701 platform driver. There are some BLOCK_COMMENT_STYLE errors from
checkpatch and they will be fixed after BT functions finished.
Signed-off-by: Garlic Tseng <garlic.tseng at mediatek.com>
---
sound/soc/mediatek/mt2701/mtk2701-afe-pcm.c | 1752 +++++++++++++++++++++++++++
1 file changed, 1752 insertions(+)
create mode 100644 sound/soc/mediatek/mt2701/mtk2701-afe-pcm.c
diff --git a/sound/soc/mediatek/mt2701/mtk2701-afe-pcm.c b/sound/soc/mediatek/mt2701/mtk2701-afe-pcm.c
new file mode 100644
index 0000000..630caec
--- /dev/null
+++ b/sound/soc/mediatek/mt2701/mtk2701-afe-pcm.c
@@ -0,0 +1,1752 @@
+/*
+ * Mediatek ALSA SoC AFE platform driver for 2701
+ *
+ * Copyright (c) 2016 MediaTek Inc.
+ * Author: Garlic Tseng <garlic.tseng at mediatek.com>
+ * Koro Chen <koro.chen at mediatek.com>
+ * Hidalgo Huang <hidalgo.huang at mediatek.com>
+ * Ir Lian <ir.lian at mediatek.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/pm_runtime.h>
+#include <sound/soc.h>
+
+#include "mtk2701-afe-common.h"
+
+#include "mtk2701-afe-clock-ctrl.h"
+#include "mtk2701-irq.h"
+#include "mtk2701-reg.h"
+
+#define AFE_BASE_END_OFFSET 8
+#define AFE_IRQ_STATUS_BITS 0xff
+#define PLL_DOMAIN_0_RATE 98304000
+#define PLL_DOMAIN_1_RATE 90316800
+
+static const struct snd_pcm_hardware mtk2701_afe_hardware = {
+ .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED
+ | SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE,
+ .period_bytes_min = 1024,
+ .period_bytes_max = 1024 * 256,
+ .periods_min = 4,
+ .periods_max = 1024,
+ .buffer_bytes_max = 1024 * 1024 * 16,
+ .fifo_size = 0,
+};
+
+static snd_pcm_uframes_t mtk2701_afe_pcm_pointer
+ (struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int stream_dir = substream->stream;
+ struct mtk_afe_memif *memif = &afe->memif[rtd->cpu_dai->id][stream_dir];
+
+ return bytes_to_frames(substream->runtime, memif->hw_ptr);
+}
+
+static const struct snd_pcm_ops mtk2701_afe_pcm_ops = {
+ .ioctl = snd_pcm_lib_ioctl,
+ .pointer = mtk2701_afe_pcm_pointer,
+};
+
+static int mtk2701_afe_pcm_new(struct snd_soc_pcm_runtime *rtd)
+{
+ size_t size;
+ struct snd_card *card = rtd->card->snd_card;
+ struct snd_pcm *pcm = rtd->pcm;
+
+ size = mtk2701_afe_hardware.buffer_bytes_max;
+ return snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ card->dev, size, size);
+}
+
+static void mtk2701_afe_pcm_free(struct snd_pcm *pcm)
+{
+ snd_pcm_lib_preallocate_free_for_all(pcm);
+}
+
+static const struct snd_soc_platform_driver mtk2701_afe_pcm_platform = {
+ .ops = &mtk2701_afe_pcm_ops,
+ .pcm_new = mtk2701_afe_pcm_new,
+ .pcm_free = mtk2701_afe_pcm_free,
+};
+
+struct mtk2701_afe_rate {
+ unsigned int rate;
+ unsigned int regvalue;
+};
+
+static const struct mtk2701_afe_rate mtk2701_afe_i2s_rates[] = {
+ { .rate = 8000, .regvalue = 0 },
+ { .rate = 12000, .regvalue = 1 },
+ { .rate = 16000, .regvalue = 2 },
+ { .rate = 24000, .regvalue = 3 },
+ { .rate = 32000, .regvalue = 4 },
+ { .rate = 48000, .regvalue = 5 },
+ { .rate = 96000, .regvalue = 6 },
+ { .rate = 192000, .regvalue = 7 },
+ { .rate = 384000, .regvalue = 8 },
+ { .rate = 7350, .regvalue = 16 },
+ { .rate = 11025, .regvalue = 17 },
+ { .rate = 14700, .regvalue = 18 },
+ { .rate = 22050, .regvalue = 19 },
+ { .rate = 29400, .regvalue = 20 },
+ { .rate = 44100, .regvalue = 21 },
+ { .rate = 88200, .regvalue = 22 },
+ { .rate = 176400, .regvalue = 23 },
+ { .rate = 352800, .regvalue = 24 },
+};
+
+static const struct mtk2701_afe_rate mtk2701_afe_irq_rates[] = {
+ { .rate = 8000, .regvalue = 0 },
+ { .rate = 12000, .regvalue = 1 },
+ { .rate = 16000, .regvalue = 2 },
+ { .rate = 24000, .regvalue = 3 },
+ { .rate = 32000, .regvalue = 4 },
+ { .rate = 48000, .regvalue = 5 },
+ { .rate = 96000, .regvalue = 6 },
+ { .rate = 192000, .regvalue = 7 },
+ { .rate = 11025, .regvalue = 9 },
+ { .rate = 22050, .regvalue = 0xb },
+ { .rate = 44100, .regvalue = 0xd },
+ { .rate = 88200, .regvalue = 0xe },
+ { .rate = 176400, .regvalue = 0xf },
+};
+
+void mtk2701_mclk_configuration(struct mtk_afe *afe, int id, int domain,
+ int mclk)
+{
+ int ret;
+ int aud_src_div_id = AUDCLK_TOP_AUD_K1_SRC_DIV + id;
+ int aud_src_clk_id = AUDCLK_TOP_AUD_K1_SRC_SEL + id;
+ struct audio_clock_attr *clks = afe->aud_clks;
+
+ /* Set MCLK Kx_SRC_SEL(domain) */
+ ret = clk_prepare_enable(clks[aud_src_clk_id].clock);
+ if (ret)
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, clks[aud_src_clk_id].clock_data->name, ret);
+
+ if (domain == 0) {
+ ret = clk_set_parent(clks[aud_src_clk_id].clock,
+ clks[AUDCLK_TOP_AUD_MUX1_SEL].clock);
+ if (ret)
+ dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+ __func__, clks[aud_src_clk_id].clock_data->name,
+ clks[AUDCLK_TOP_AUD_MUX1_SEL].clock_data->name,
+ ret);
+ } else {
+ ret = clk_set_parent(clks[aud_src_clk_id].clock,
+ clks[AUDCLK_TOP_AUD_MUX2_SEL].clock);
+ if (ret)
+ dev_err(afe->dev, "%s clk_set_parent %s-%s fail %d\n",
+ __func__, clks[aud_src_clk_id].clock_data->name,
+ clks[AUDCLK_TOP_AUD_MUX2_SEL].clock_data->name,
+ ret);
+ }
+ clk_disable_unprepare(clks[aud_src_clk_id].clock);
+
+ /* Set MCLK Kx_SRC_DIV(divider) */
+ ret = clk_prepare_enable(clks[aud_src_div_id].clock);
+ if (ret)
+ dev_err(afe->dev, "%s clk_prepare_enable %s fail %d\n",
+ __func__, clks[aud_src_div_id].clock_data->name, ret);
+
+ ret = clk_set_rate(clks[aud_src_div_id].clock, mclk);
+ if (ret)
+ dev_err(afe->dev, "%s clk_set_rate %s-%d fail %d\n", __func__,
+ clks[aud_src_div_id].clock_data->name, mclk, ret);
+ clk_disable_unprepare(clks[aud_src_div_id].clock);
+}
+
+int mtk2701_dai_num_to_i2s(struct mtk_afe *afe, int num)
+{
+ int val = num - MTK_AFE_IO_I2S;
+
+ if (val < 0 || val > MTK_I2S_NUM) {
+ dev_err(afe->dev, "%s, num not available, num %d, val %d\n",
+ __func__, num, val);
+ return -1;
+ }
+ return val;
+}
+
+static int mtk2701_afe_i2s_fs(unsigned int sample_rate)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(mtk2701_afe_i2s_rates); i++)
+ if (mtk2701_afe_i2s_rates[i].rate == sample_rate)
+ return mtk2701_afe_i2s_rates[i].regvalue;
+
+ return -EINVAL;
+}
+
+/*need for BT, will implement BT before upstream*/
+/*
+static int mtk2701_afe_irq_fs(unsigned int sample_rate)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(mtk2701_afe_irq_rates); i++)
+ if (mtk2701_afe_irq_rates[i].rate == sample_rate)
+ return mtk2701_afe_irq_rates[i].regvalue;
+
+ return -EINVAL;
+}
+*/
+
+static int mtk2701_afe_i2s_enable_clks(struct mtk_afe *afe,
+ struct audio_clock_attr *clk_attr)
+{
+ int ret;
+
+ if (clk_attr->clock_data->prepare_once)
+ ret = clk_enable(clk_attr->clock);
+ else
+ ret = clk_prepare_enable(clk_attr->clock);
+ if (ret) {
+ dev_err(afe->dev, "Failed to enable %s\n",
+ clk_attr->clock_data->name);
+ return ret;
+ }
+ return 0;
+}
+
+static int mtk2701_afe_i2s_disable_clks(struct mtk_afe *afe,
+ struct audio_clock_attr *clk_attr)
+{
+ if (clk_attr->clock_data->prepare_once)
+ clk_disable(clk_attr->clock);
+ else
+ clk_disable_unprepare(clk_attr->clock);
+ return 0;
+}
+
+static int mtk2701_afe_i2s_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int i2s_num = mtk2701_dai_num_to_i2s(afe, dai->id);
+
+ /*enable mclk*/
+ mtk2701_afe_i2s_enable_clks(afe,
+ &afe->aud_clks[AUDCLK_TOP_AUD_I2S1_MCLK + i2s_num]);
+ return 0;
+}
+
+static int mtk2701_afe_i2s_path_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai,
+ int dir_invert)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int i2s_num = mtk2701_dai_num_to_i2s(afe, dai->id);
+ struct mtk_i2s_path *i2s_path = &afe->i2s_path[i2s_num];
+ const struct mtk_i2s_data *i2s_data;
+ int stream_dir = substream->stream;
+
+ if (dir_invert) {
+ if (stream_dir == SNDRV_PCM_STREAM_PLAYBACK)
+ stream_dir = SNDRV_PCM_STREAM_CAPTURE;
+ else
+ stream_dir = SNDRV_PCM_STREAM_PLAYBACK;
+ }
+ i2s_data = i2s_path->i2s_data[stream_dir];
+
+ i2s_path->on[stream_dir]--;
+ if (i2s_path->on[stream_dir] < 0) {
+ dev_warn(afe->dev, "i2s_path->on: %d, dir: %d\n",
+ i2s_path->on[stream_dir], stream_dir);
+ i2s_path->on[stream_dir] = 0;
+ }
+ if (i2s_path->on[stream_dir])
+ return 0;
+
+ /*disable i2s*/
+ regmap_update_bits(afe->regmap, i2s_data->i2s_ctrl_reg,
+ ASYS_I2S_CON_I2S_EN, 0);
+ regmap_update_bits(afe->regmap, AUDIO_TOP_CON4,
+ 1 << i2s_data->i2s_pwn_shift,
+ 1 << i2s_data->i2s_pwn_shift);
+ return 0;
+}
+
+static void mtk2701_afe_i2s_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int i2s_num = mtk2701_dai_num_to_i2s(afe, dai->id);
+ struct mtk_i2s_path *i2s_path = &afe->i2s_path[i2s_num];
+
+ if (i2s_path->occupied[substream->stream]) {
+ i2s_path->occupied[substream->stream] = 0;
+ } else {
+ dev_info(afe->dev,
+ "i2s not occpuied but someone want to shutdown it.\n");
+ goto I2S_UNSTART;
+ }
+
+ mtk2701_afe_i2s_path_shutdown(substream, dai, 0);
+
+ /*need to disable i2s-out path when disable i2s-in*/
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+ mtk2701_afe_i2s_path_shutdown(substream, dai, 1);
+
+I2S_UNSTART:
+ /*disable mclk*/
+ mtk2701_afe_i2s_disable_clks(afe,
+ &afe->aud_clks[AUDCLK_TOP_AUD_I2S1_MCLK + i2s_num]);
+}
+
+static int mtk2701_i2s_path_prepare_enable(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai,
+ int dir_invert)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int i2s_num = mtk2701_dai_num_to_i2s(afe, dai->id);
+ struct mtk_i2s_path *i2s_path = &afe->i2s_path[i2s_num];
+ const struct mtk_i2s_data *i2s_data;
+ struct snd_pcm_runtime * const runtime = substream->runtime;
+ int reg, fs, w_len = 1;
+ int stream_dir = substream->stream;
+ unsigned int mask = 0, val = 0;
+
+ if (dir_invert) {
+ if (stream_dir == SNDRV_PCM_STREAM_PLAYBACK)
+ stream_dir = SNDRV_PCM_STREAM_CAPTURE;
+ else
+ stream_dir = SNDRV_PCM_STREAM_PLAYBACK;
+ }
+ i2s_data = i2s_path->i2s_data[stream_dir];
+
+ /*no need to enable if already done*/
+ i2s_path->on[stream_dir]++;
+
+ if (i2s_path->on[stream_dir] != 1)
+ return 0;
+
+ fs = mtk2701_afe_i2s_fs(runtime->rate);
+
+ if (i2s_path->div_bck_to_lrck == 32)
+ w_len = 0;
+ else if (i2s_path->div_bck_to_lrck == 64)
+ w_len = 1;
+ else
+ dev_warn(dai->dev, "%s() bad bit count %d\n", __func__,
+ afe->i2s_path[i2s_num].div_bck_to_lrck);
+
+ mask = ASYS_I2S_CON_FS |
+ ASYS_I2S_CON_MULTI_CH | /*0*/
+ ASYS_I2S_CON_I2S_COUPLE_MODE | /*0*/
+ ASYS_I2S_CON_I2S_MODE |
+ ASYS_I2S_CON_WIDE_MODE;
+
+ val = ASYS_I2S_CON_FS_SET(fs) |
+ ASYS_I2S_CON_I2S_MODE |
+ ASYS_I2S_CON_WIDE_MODE_SET(w_len);
+
+ if (stream_dir == SNDRV_PCM_STREAM_CAPTURE) {
+ mask |= ASYS_I2S_IN_PHASE_FIX;
+ val |= ASYS_I2S_IN_PHASE_FIX;
+ }
+
+ regmap_update_bits(afe->regmap, i2s_data->i2s_ctrl_reg, mask, val);
+
+ if (stream_dir == SNDRV_PCM_STREAM_PLAYBACK)
+ reg = ASMO_TIMING_CON1;
+ else
+ reg = ASMI_TIMING_CON1;
+
+ regmap_update_bits(afe->regmap, reg,
+ i2s_data->i2s_asrc_fs_mask << i2s_data->i2s_asrc_fs_shift,
+ fs << i2s_data->i2s_asrc_fs_shift);
+
+ /*enable i2s*/
+ regmap_update_bits(afe->regmap, AUDIO_TOP_CON4,
+ 1 << i2s_data->i2s_pwn_shift,
+ 0 << i2s_data->i2s_pwn_shift);
+
+ /*reset irq hw status before enable*/
+ regmap_update_bits(afe->regmap, i2s_data->i2s_ctrl_reg,
+ ASYS_I2S_CON_RESET, ASYS_I2S_CON_RESET);
+ udelay(1);
+ regmap_update_bits(afe->regmap, i2s_data->i2s_ctrl_reg,
+ ASYS_I2S_CON_RESET, 0);
+ udelay(1);
+ regmap_update_bits(afe->regmap, i2s_data->i2s_ctrl_reg,
+ ASYS_I2S_CON_I2S_EN, ASYS_I2S_CON_I2S_EN);
+ return 0;
+}
+
+static int mtk2701_afe_i2s_prepare(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ int clk_domain;
+
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int i2s_num = mtk2701_dai_num_to_i2s(afe, dai->id);
+ struct mtk_i2s_path *i2s_path = &afe->i2s_path[i2s_num];
+ const int mclk_rate = i2s_path->mclk_rate;
+
+ if (i2s_path->occupied[substream->stream])
+ return -EBUSY;
+ i2s_path->occupied[substream->stream] = 1;
+
+ if (PLL_DOMAIN_0_RATE % mclk_rate == 0) {
+ clk_domain = 0;
+ } else if (PLL_DOMAIN_1_RATE % mclk_rate == 0) {
+ clk_domain = 1;
+ } else {
+ dev_err(dai->dev, "%s() bad mclk rate %d\n",
+ __func__, mclk_rate);
+ return -EINVAL;
+ }
+ mtk2701_mclk_configuration(afe, i2s_num, clk_domain, mclk_rate);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ mtk2701_i2s_path_prepare_enable(substream, dai, 0);
+ } else {
+ /*need to enable i2s-out path when enable i2s-in*/
+ /*prepare for another direction "out"*/
+ mtk2701_i2s_path_prepare_enable(substream, dai, 1);
+ /*prepare for "in"*/
+ mtk2701_i2s_path_prepare_enable(substream, dai, 0);
+ }
+
+ return 0;
+}
+
+static int mtk2701_afe_i2s_set_sysclk(struct snd_soc_dai *dai, int clk_id,
+ unsigned int freq, int dir)
+{
+ struct mtk_afe *afe = dev_get_drvdata(dai->dev);
+ int i2s_num = mtk2701_dai_num_to_i2s(afe, dai->id);
+ /* mclk */
+ if (dir == SND_SOC_CLOCK_IN) {
+ dev_warn(dai->dev,
+ "%s() warning: mt2701 doesn't support mclk input\n",
+ __func__);
+ return -EINVAL;
+ }
+ afe->i2s_path[i2s_num].mclk_rate = freq;
+ return 0;
+}
+
+static int mtk2701_afe_i2s_set_clkdiv(struct snd_soc_dai *dai, int div_id,
+ int div)
+{
+ struct mtk_afe *afe = dev_get_drvdata(dai->dev);
+ int i2s_num = mtk2701_dai_num_to_i2s(afe, dai->id);
+
+ switch (div_id) {
+ case DIV_ID_MCLK_TO_BCK:
+ afe->i2s_path[i2s_num].div_mclk_to_bck = div;
+ break;
+ case DIV_ID_BCK_TO_LRCK:
+ afe->i2s_path[i2s_num].div_bck_to_lrck = div;
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int mtk2701_afe_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ struct mtk_afe *afe = dev_get_drvdata(dai->dev);
+ int i2s_num = mtk2701_dai_num_to_i2s(afe, dai->id);
+
+ afe = dev_get_drvdata(dai->dev);
+ afe->i2s_path[i2s_num].format = fmt;
+ return 0;
+}
+
+static int mtk2701_playback_mem_avail(struct mtk_afe *afe, int memif_num)
+{
+ struct mtk_afe_memif *memif_tmp;
+
+ if (memif_num >= MTK_AFE_MEMIF_1 &&
+ memif_num < MTK_AFE_MEMIF_SINGLE_NUM) {
+ memif_tmp =
+ &afe->memif[MTK_AFE_MEMIF_M][SNDRV_PCM_STREAM_PLAYBACK];
+ if (memif_tmp->substream)
+ return 0;
+ } else if (memif_num == MTK_AFE_MEMIF_M) {
+ int i;
+
+ for (i = MTK_AFE_MEMIF_1; i < MTK_AFE_MEMIF_SINGLE_NUM; ++i) {
+ memif_tmp = &afe->memif[i][SNDRV_PCM_STREAM_PLAYBACK];
+ if (memif_tmp->substream)
+ return 0;
+ }
+ }
+ return 1;
+}
+
+static int mtk2701_afe_dais_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ int stream_dir = substream->stream;
+ int memif_num = rtd->cpu_dai->id;
+ struct mtk_afe_memif *memif = &afe->memif[memif_num][stream_dir];
+ int is_dlm = 0;
+ int ret, i;
+ struct mtk_afe_memif *memif_tmp;
+
+ if (memif->substream) {
+ dev_warn(afe->dev, "%s memif is occupied, stream_dir %d, memif_num = %d\n",
+ __func__, stream_dir, memif_num);
+ return -EBUSY;
+ }
+
+ if (stream_dir == SNDRV_PCM_STREAM_PLAYBACK &&
+ !mtk2701_playback_mem_avail(afe, memif_num)) {
+ dev_warn(afe->dev, "%s memif is not available, stream_dir %d, memif_num %d\n",
+ __func__, stream_dir, memif_num);
+ return -EBUSY;
+ }
+
+ if (memif_num == MTK_AFE_MEMIF_M &&
+ stream_dir == SNDRV_PCM_STREAM_PLAYBACK)
+ is_dlm = 1;
+
+ memif->substream = substream;
+
+ snd_pcm_hw_constraint_step(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 16);
+ /*enable agent*/
+ regmap_update_bits(afe->regmap, AUDIO_TOP_CON5,
+ 1 << memif->data->agent_disable_shift,
+ 0 << memif->data->agent_disable_shift);
+ if (is_dlm) {
+ for (i = MTK_AFE_MEMIF_1; i < MTK_AFE_MEMIF_SINGLE_NUM; ++i) {
+ memif_tmp = &afe->memif[i][SNDRV_PCM_STREAM_PLAYBACK];
+ regmap_update_bits(afe->regmap, AUDIO_TOP_CON5,
+ 1 << memif_tmp->data->agent_disable_shift,
+ 0 << memif_tmp->data->agent_disable_shift);
+ }
+ }
+
+ snd_soc_set_runtime_hwparams(substream, &mtk2701_afe_hardware);
+
+ ret = snd_pcm_hw_constraint_integer(runtime,
+ SNDRV_PCM_HW_PARAM_PERIODS);
+ if (ret < 0)
+ dev_err(afe->dev, "snd_pcm_hw_constraint_integer failed\n");
+
+ /*require irq resource*/
+ if (!memif->irq) {
+ int irq_id = mtk2701_asys_irq_acquire(afe);
+
+ if (irq_id != IRQ_NUM) {
+ /* link */
+ memif->irq = &afe->irqs[irq_id];
+ afe->irqs[irq_id].memif = memif;
+ afe->irqs[irq_id].isr = mtk2701_memif_isr;
+ } else {
+ dev_err(afe->dev, "%s() error: no more asys irq\n",
+ __func__);
+ }
+ }
+ return ret;
+}
+
+static void mtk2701_afe_dais_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int stream_dir = substream->stream;
+ struct mtk_afe_memif *memif = &afe->memif[rtd->cpu_dai->id][stream_dir];
+ int irq_id, i;
+ int is_dlm = 0;
+ struct mtk_afe_memif *memif_tmp;
+
+ irq_id = memif->irq->irq_data->irq_id;
+ if (rtd->cpu_dai->id == MTK_AFE_MEMIF_M &&
+ stream_dir == SNDRV_PCM_STREAM_PLAYBACK)
+ is_dlm = 1;
+
+ regmap_update_bits(afe->regmap, AUDIO_TOP_CON5,
+ 1 << memif->data->agent_disable_shift,
+ 1 << memif->data->agent_disable_shift);
+ if (is_dlm) {
+ for (i = MTK_AFE_MEMIF_1; i < MTK_AFE_MEMIF_SINGLE_NUM; ++i) {
+ memif_tmp = &afe->memif[i][SNDRV_PCM_STREAM_PLAYBACK];
+ regmap_update_bits(afe->regmap, AUDIO_TOP_CON5,
+ 1 << memif_tmp->data->agent_disable_shift,
+ 1 << memif_tmp->data->agent_disable_shift);
+ }
+ }
+ mtk2701_asys_irq_release(afe, irq_id);
+ memif->irq = NULL;
+ afe->irqs[irq_id].memif = NULL;
+ afe->irqs[irq_id].isr = NULL;
+ memif->substream = NULL;
+}
+
+static int mtk2701_afe_dais_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ int ret;
+
+ ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
+ if (ret < 0)
+ return ret;
+ return 0;
+}
+
+static int mtk2701_afe_dais_hw_free(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ return snd_pcm_lib_free_pages(substream);
+}
+
+static int mtk2701_afe_dais_prepare(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_pcm_runtime * const runtime = substream->runtime;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int stream_dir = substream->stream;
+ struct mtk_afe_memif *memif = &afe->memif[rtd->cpu_dai->id][stream_dir];
+ int is_dlm = 0;
+ int hd_audio = 0;
+ int fs;
+ int channels = runtime->channels;
+
+ if (rtd->cpu_dai->id == MTK_AFE_MEMIF_M &&
+ stream_dir == SNDRV_PCM_STREAM_PLAYBACK)
+ is_dlm = 1;
+
+ /*set hd mode*/
+ switch (substream->runtime->format) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ hd_audio = 0;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ hd_audio = 1;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ hd_audio = 1;
+ break;
+ default:
+ dev_err(afe->dev, "%s() error: unsupported format %d\n",
+ __func__, substream->runtime->format);
+ break;
+ }
+
+ regmap_update_bits(afe->regmap, memif->data->hd_reg,
+ 1 << memif->data->hd_shift,
+ hd_audio << memif->data->hd_shift);
+
+ memif->phys_buf_addr = substream->runtime->dma_addr;
+ memif->buffer_size = substream->runtime->dma_bytes;
+ memif->hw_ptr = 0;
+
+ /* set rate */
+ if (memif->data->fs_shift < 0)
+ return 0;
+
+ fs = mtk2701_afe_i2s_fs(runtime->rate);
+ if (fs < 0)
+ return -EINVAL;
+
+ regmap_update_bits(afe->regmap, memif->data->fs_reg,
+ 0x1f << memif->data->fs_shift,
+ fs << memif->data->fs_shift);
+ /* set channel */
+ if (memif->data->mono_shift >= 0) {
+ unsigned int mono = (runtime->channels == 1) ? 1 : 0;
+
+ regmap_update_bits(afe->regmap, memif->data->mono_reg,
+ 1 << memif->data->mono_shift,
+ mono << memif->data->mono_shift);
+ }
+ /* start */
+ regmap_write(afe->regmap,
+ memif->data->reg_ofs_base, memif->phys_buf_addr);
+ /* end */
+ regmap_write(afe->regmap,
+ memif->data->reg_ofs_base + AFE_BASE_END_OFFSET,
+ memif->phys_buf_addr + memif->buffer_size - 1);
+
+ if (is_dlm) { /*setting for multi-ch playback*/
+ regmap_update_bits(afe->regmap,
+ AFE_MEMIF_PBUF_SIZE,
+ AFE_MEMIF_PBUF_SIZE_DLM_MASK,
+ AFE_MEMIF_PBUF_SIZE_FULL_INTERLEAVE);
+ regmap_update_bits(afe->regmap,
+ AFE_MEMIF_PBUF_SIZE,
+ AFE_MEMIF_PBUF_SIZE_DLM_BYTE_MASK,
+ AFE_MEMIF_PBUF_SIZE_DLM_32BYTES);
+ regmap_update_bits(afe->regmap,
+ AFE_MEMIF_PBUF_SIZE,
+ AFE_MEMIF_PBUF_SIZE_DLM_CH_MASK,
+ AFE_MEMIF_PBUF_SIZE_DLM_CH(channels));
+
+ } else if (stream_dir == SNDRV_PCM_STREAM_PLAYBACK) {
+ regmap_update_bits(afe->regmap,
+ AFE_MEMIF_PBUF_SIZE,
+ AFE_MEMIF_PBUF_SIZE_DLM_MASK,
+ AFE_MEMIF_PBUF_SIZE_PAIR_INTERLEAVE);
+ }
+ return 0;
+}
+
+static int mtk2701_afe_dais_trigger(struct snd_pcm_substream *substream,
+ int cmd, struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct mtk_afe *afe = snd_soc_platform_get_drvdata(rtd->platform);
+ int stream_dir = substream->stream;
+ struct mtk_afe_memif *memif = &afe->memif[rtd->cpu_dai->id][stream_dir];
+ struct mtk_afe_memif *memif_tmp;
+ struct snd_pcm_runtime * const runtime = substream->runtime;
+ unsigned int counter = runtime->period_size;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ /*memory interface enable*/
+ if (memif->data->enable_shift >= 0)
+ regmap_update_bits(afe->regmap, AFE_DAC_CON0,
+ 1 << memif->data->enable_shift,
+ 1 << memif->data->enable_shift);
+
+ /* set irq counter */
+ regmap_update_bits(afe->regmap,
+ memif->irq->irq_data->irq_cnt_reg,
+ memif->irq->irq_data->irq_cnt_maskbit
+ << memif->irq->irq_data->irq_cnt_shift,
+ counter << (memif->irq->irq_data->irq_cnt_shift));
+ /* set irq fs */
+ if (memif->irq->irq_data->irq_fs_shift >= 0) {
+ int fs;
+ /*need for BT, will implement it before upstream*/
+ /*
+ if(memif->irqdata->irq_id == IRQ_AFE_IRQ1 ||
+ memif->irqdata->irq_id == IRQ_AFE_IRQ2 )
+ fs = mtk2701_afe_irq_fs(runtime->rate);
+ else
+ fs = mtk2701_afe_i2s_fs(runtime->rate);
+ */
+ fs = mtk2701_afe_i2s_fs(runtime->rate);
+ if (fs < 0)
+ return -EINVAL;
+
+ regmap_update_bits(afe->regmap,
+ memif->irq->irq_data->irq_fs_reg,
+ memif->irq->irq_data->irq_fs_maskbit
+ << memif->irq->irq_data->irq_fs_shift,
+ fs << memif->irq->irq_data->irq_fs_shift);
+ }
+
+ if (rtd->cpu_dai->id == MTK_AFE_MEMIF_M &&
+ stream_dir == SNDRV_PCM_STREAM_PLAYBACK) {
+ memif_tmp = &afe->memif[MTK_AFE_MEMIF_1][stream_dir];
+ regmap_update_bits(afe->regmap, AFE_DAC_CON0,
+ 1 << memif_tmp->data->enable_shift,
+ 1 << memif_tmp->data->enable_shift);
+ }
+ /* enable interrupt */
+ regmap_update_bits(afe->regmap,
+ memif->irq->irq_data->irq_en_reg,
+ 1 << memif->irq->irq_data->irq_en_shift,
+ 1 << memif->irq->irq_data->irq_en_shift);
+ return 0;
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ /* disable interrupt */
+ regmap_update_bits(afe->regmap,
+ memif->irq->irq_data->irq_en_reg,
+ 1 << memif->irq->irq_data->irq_en_shift,
+ 0 << memif->irq->irq_data->irq_en_shift);
+ memif->hw_ptr = 0;
+ /*memory interface disable*/
+ if (memif->data->enable_shift >= 0)
+ regmap_update_bits(afe->regmap, AFE_DAC_CON0,
+ 1 << memif->data->enable_shift, 0);
+ if (rtd->cpu_dai->id == MTK_AFE_MEMIF_M &&
+ stream_dir == SNDRV_PCM_STREAM_PLAYBACK) {
+ memif_tmp = &afe->memif[MTK_AFE_MEMIF_1][stream_dir];
+ regmap_update_bits(afe->regmap, AFE_DAC_CON0,
+ 1 << memif_tmp->data->enable_shift,
+ 0);
+ }
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+/* FE DAIs */
+static const struct snd_soc_dai_ops mtk2701_afe_dai_ops = {
+ .startup = mtk2701_afe_dais_startup,
+ .shutdown = mtk2701_afe_dais_shutdown,
+ .hw_params = mtk2701_afe_dais_hw_params,
+ .hw_free = mtk2701_afe_dais_hw_free,
+ .prepare = mtk2701_afe_dais_prepare,
+ .trigger = mtk2701_afe_dais_trigger,
+};
+
+/* BE DAIs */
+static const struct snd_soc_dai_ops mtk2701_afe_i2s_ops = {
+ .startup = mtk2701_afe_i2s_startup,
+ .shutdown = mtk2701_afe_i2s_shutdown,
+ .prepare = mtk2701_afe_i2s_prepare,
+ .set_sysclk = mtk2701_afe_i2s_set_sysclk,
+ .set_clkdiv = mtk2701_afe_i2s_set_clkdiv,
+ .set_fmt = mtk2701_afe_i2s_set_fmt,
+};
+
+static struct snd_soc_dai_driver mtk2701_afe_pcm_dais[] = {
+ /* FE DAIs: memory intefaces to CPU */
+ {
+ .name = "PCM0",
+ .id = MTK_AFE_MEMIF_1,
+ .playback = {
+ .stream_name = "DL1",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+ },
+ .capture = {
+ .stream_name = "UL1",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_48000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .ops = &mtk2701_afe_dai_ops,
+ },
+ {
+ .name = "PCM_multi",
+ .id = MTK_AFE_MEMIF_M,
+ .playback = {
+ .stream_name = "DLM",
+ .channels_min = 1,
+ .channels_max = 8,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+
+ },
+ .ops = &mtk2701_afe_dai_ops,
+ },
+ {
+ .name = "PCM1",
+ .id = MTK_AFE_MEMIF_2,
+ .capture = {
+ .stream_name = "UL2",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+
+ },
+ .ops = &mtk2701_afe_dai_ops,
+ },
+ {
+ /* BE DAIs */
+ .name = "I2S0",
+ .id = MTK_AFE_IO_I2S,
+ .playback = {
+ .stream_name = "I2S0 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+
+ },
+ .capture = {
+ .stream_name = "I2S0 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+
+ },
+ .ops = &mtk2701_afe_i2s_ops,
+ .symmetric_rates = 1,
+ },
+ {
+ .name = "I2S1",
+ .id = MTK_AFE_IO_2ND_I2S,
+ .playback = {
+ .stream_name = "I2S1 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+ },
+ .capture = {
+ .stream_name = "I2S1 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+ },
+ .ops = &mtk2701_afe_i2s_ops,
+ .symmetric_rates = 1,
+ },
+ {
+ .name = "I2S2",
+ .id = MTK_AFE_IO_3RD_I2S,
+ .playback = {
+ .stream_name = "I2S2 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+ },
+ .capture = {
+ .stream_name = "I2S2 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+ },
+ .ops = &mtk2701_afe_i2s_ops,
+ .symmetric_rates = 1,
+ },
+ {
+ .name = "I2S3",
+ .id = MTK_AFE_IO_4TH_I2S,
+ .playback = {
+ .stream_name = "I2S3 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+ },
+ .capture = {
+ .stream_name = "I2S3 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE
+ | SNDRV_PCM_FMTBIT_S24_LE
+ | SNDRV_PCM_FMTBIT_S32_LE)
+ },
+ .ops = &mtk2701_afe_i2s_ops,
+ .symmetric_rates = 1,
+ },
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o00_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I00 Switch", AFE_CONN0, 0, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o01_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I01 Switch", AFE_CONN1, 1, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o02_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I02 Switch", AFE_CONN2, 2, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o03_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I03 Switch", AFE_CONN3, 3, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o15_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I12 Switch", AFE_CONN15, 12, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o16_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I13 Switch", AFE_CONN16, 13, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o17_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I14 Switch", AFE_CONN17, 14, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o18_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I15 Switch", AFE_CONN18, 15, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o19_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I16 Switch", AFE_CONN19, 16, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o20_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I17 Switch", AFE_CONN20, 17, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o21_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I18 Switch", AFE_CONN21, 18, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o22_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I19 Switch", AFE_CONN22, 19, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o23_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I20 Switch", AFE_CONN23, 20, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_o24_mix[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("I21 Switch", AFE_CONN24, 21, 1, 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_i2s0[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch Out I2s0", ASYS_I2SO1_CON, 26, 1,
+ 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_i2s1[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch Out I2s1", ASYS_I2SO2_CON, 26, 1,
+ 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_i2s2[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch Out I2s2", PWR2_TOP_CON, 17, 1,
+ 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_i2s3[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch Out I2s3", PWR2_TOP_CON, 18, 1,
+ 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_i2s4[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch Out I2s4", PWR2_TOP_CON, 19, 1,
+ 0),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_asrc0[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch asrc out0", AUDIO_TOP_CON4, 14, 1,
+ 1),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_asrc1[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch asrc out1", AUDIO_TOP_CON4, 15, 1,
+ 1),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_asrc2[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch asrc out2", PWR2_TOP_CON, 6, 1,
+ 1),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_asrc3[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch asrc out3", PWR2_TOP_CON, 7, 1,
+ 1),
+};
+
+static const struct snd_kcontrol_new mtk2701_afe_multi_ch_out_asrc4[] = {
+ SOC_DAPM_SINGLE_AUTODISABLE("Multi ch asrc out4", PWR2_TOP_CON, 8, 1,
+ 1),
+};
+
+static const struct snd_soc_dapm_widget mtk2701_afe_pcm_widgets[] = {
+ /* inter-connections */
+ SND_SOC_DAPM_MIXER("I00", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I01", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I02", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I03", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I12", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I13", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I14", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I15", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I16", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I17", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I18", SND_SOC_NOPM, 0, 0, NULL, 0),
+ SND_SOC_DAPM_MIXER("I19", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+ SND_SOC_DAPM_MIXER("O00", SND_SOC_NOPM, 0, 0, mtk2701_afe_o00_mix,
+ ARRAY_SIZE(mtk2701_afe_o00_mix)),
+ SND_SOC_DAPM_MIXER("O01", SND_SOC_NOPM, 0, 0, mtk2701_afe_o01_mix,
+ ARRAY_SIZE(mtk2701_afe_o01_mix)),
+ SND_SOC_DAPM_MIXER("O02", SND_SOC_NOPM, 0, 0, mtk2701_afe_o02_mix,
+ ARRAY_SIZE(mtk2701_afe_o02_mix)),
+ SND_SOC_DAPM_MIXER("O03", SND_SOC_NOPM, 0, 0, mtk2701_afe_o03_mix,
+ ARRAY_SIZE(mtk2701_afe_o03_mix)),
+ SND_SOC_DAPM_MIXER("O15", SND_SOC_NOPM, 0, 0, mtk2701_afe_o15_mix,
+ ARRAY_SIZE(mtk2701_afe_o15_mix)),
+ SND_SOC_DAPM_MIXER("O16", SND_SOC_NOPM, 0, 0, mtk2701_afe_o16_mix,
+ ARRAY_SIZE(mtk2701_afe_o16_mix)),
+ SND_SOC_DAPM_MIXER("O17", SND_SOC_NOPM, 0, 0, mtk2701_afe_o17_mix,
+ ARRAY_SIZE(mtk2701_afe_o17_mix)),
+ SND_SOC_DAPM_MIXER("O18", SND_SOC_NOPM, 0, 0, mtk2701_afe_o18_mix,
+ ARRAY_SIZE(mtk2701_afe_o18_mix)),
+ SND_SOC_DAPM_MIXER("O19", SND_SOC_NOPM, 0, 0, mtk2701_afe_o19_mix,
+ ARRAY_SIZE(mtk2701_afe_o19_mix)),
+ SND_SOC_DAPM_MIXER("O20", SND_SOC_NOPM, 0, 0, mtk2701_afe_o20_mix,
+ ARRAY_SIZE(mtk2701_afe_o20_mix)),
+ SND_SOC_DAPM_MIXER("O21", SND_SOC_NOPM, 0, 0, mtk2701_afe_o21_mix,
+ ARRAY_SIZE(mtk2701_afe_o21_mix)),
+ SND_SOC_DAPM_MIXER("O22", SND_SOC_NOPM, 0, 0, mtk2701_afe_o22_mix,
+ ARRAY_SIZE(mtk2701_afe_o22_mix)),
+ SND_SOC_DAPM_MIXER("I12I13", SND_SOC_NOPM, 0, 0,
+ mtk2701_afe_multi_ch_out_i2s0,
+ ARRAY_SIZE(mtk2701_afe_multi_ch_out_i2s0)),
+ SND_SOC_DAPM_MIXER("I14I15", SND_SOC_NOPM, 0, 0,
+ mtk2701_afe_multi_ch_out_i2s1,
+ ARRAY_SIZE(mtk2701_afe_multi_ch_out_i2s1)),
+ SND_SOC_DAPM_MIXER("I16I17", SND_SOC_NOPM, 0, 0,
+ mtk2701_afe_multi_ch_out_i2s2,
+ ARRAY_SIZE(mtk2701_afe_multi_ch_out_i2s2)),
+ SND_SOC_DAPM_MIXER("I18I19", SND_SOC_NOPM, 0, 0,
+ mtk2701_afe_multi_ch_out_i2s3,
+ ARRAY_SIZE(mtk2701_afe_multi_ch_out_i2s3)),
+
+ SND_SOC_DAPM_MIXER("ASRC_O0", SND_SOC_NOPM, 0, 0,
+ mtk2701_afe_multi_ch_out_asrc0,
+ ARRAY_SIZE(mtk2701_afe_multi_ch_out_asrc0)),
+ SND_SOC_DAPM_MIXER("ASRC_O1", SND_SOC_NOPM, 0, 0,
+ mtk2701_afe_multi_ch_out_asrc1,
+ ARRAY_SIZE(mtk2701_afe_multi_ch_out_asrc1)),
+ SND_SOC_DAPM_MIXER("ASRC_O2", SND_SOC_NOPM, 0, 0,
+ mtk2701_afe_multi_ch_out_asrc2,
+ ARRAY_SIZE(mtk2701_afe_multi_ch_out_asrc2)),
+ SND_SOC_DAPM_MIXER("ASRC_O3", SND_SOC_NOPM, 0, 0,
+ mtk2701_afe_multi_ch_out_asrc3,
+ ARRAY_SIZE(mtk2701_afe_multi_ch_out_asrc3)),
+};
+
+static const struct snd_soc_dapm_route mtk2701_afe_pcm_routes[] = {
+ {"I12", NULL, "DL1"},
+ {"I13", NULL, "DL1"},
+ {"I2S0 Playback", NULL, "O15"},
+ {"I2S0 Playback", NULL, "O16"},
+ {"I2S1 Playback", NULL, "O17"},
+ {"I2S1 Playback", NULL, "O18"},
+ {"I2S2 Playback", NULL, "O19"},
+ {"I2S2 Playback", NULL, "O20"},
+ {"I2S3 Playback", NULL, "O21"},
+ {"I2S3 Playback", NULL, "O22"},
+
+ {"UL1", NULL, "O00"},
+ {"UL1", NULL, "O01"},
+ {"UL2", NULL, "O02"},
+ {"UL2", NULL, "O03"},
+ {"I00", NULL, "I2S0 Capture"},
+ {"I01", NULL, "I2S0 Capture"},
+
+ {"I02", NULL, "I2S1 Capture"},
+ {"I03", NULL, "I2S1 Capture"},
+ /*I02,03 link to UL2, also need to open I2S0*/
+ {"I02", NULL, "I2S0 Capture"},
+ {"I03", NULL, "I2S0 Capture"},
+
+ {"ASRC_O0", "Multi ch asrc out0", "DLM"},
+ {"ASRC_O1", "Multi ch asrc out1", "DLM"},
+ {"ASRC_O2", "Multi ch asrc out2", "DLM"},
+ {"ASRC_O3", "Multi ch asrc out3", "DLM"},
+
+ {"I12I13", "Multi ch Out I2s0", "ASRC_O0"},
+ {"I14I15", "Multi ch Out I2s1", "ASRC_O1"},
+ {"I16I17", "Multi ch Out I2s2", "ASRC_O2"},
+ {"I18I19", "Multi ch Out I2s3", "ASRC_O3"},
+
+ { "I12", NULL, "I12I13" },
+ { "I13", NULL, "I12I13" },
+ { "I14", NULL, "I14I15" },
+ { "I15", NULL, "I14I15" },
+ { "I16", NULL, "I16I17" },
+ { "I17", NULL, "I16I17" },
+ { "I18", NULL, "I18I19" },
+ { "I19", NULL, "I18I19" },
+
+ { "O00", "I00 Switch", "I00" },
+ { "O01", "I01 Switch", "I01" },
+ { "O02", "I02 Switch", "I02" },
+ { "O03", "I03 Switch", "I03" },
+
+ { "O15", "I12 Switch", "I12" },
+ { "O16", "I13 Switch", "I13" },
+ { "O17", "I14 Switch", "I14" },
+ { "O18", "I15 Switch", "I15" },
+ { "O19", "I16 Switch", "I16" },
+ { "O20", "I17 Switch", "I17" },
+ { "O21", "I18 Switch", "I18" },
+ { "O22", "I19 Switch", "I19" },
+};
+
+static const struct snd_soc_component_driver mtk2701_afe_pcm_dai_component = {
+ .name = "mtk-afe-pcm-dai",
+ .dapm_widgets = mtk2701_afe_pcm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(mtk2701_afe_pcm_widgets),
+ .dapm_routes = mtk2701_afe_pcm_routes,
+ .num_dapm_routes = ARRAY_SIZE(mtk2701_afe_pcm_routes),
+};
+
+static const struct mtk_afe_memif_data
+ memif_data[MTK_AFE_MEMIF_NUM][MTK_MEMIF_STREAM_NUM] = {
+ {
+ {
+ .name = "DL1",
+ .id = MTK_AFE_MEMIF_1,
+ .reg_ofs_base = AFE_DL1_BASE,
+ .reg_ofs_cur = AFE_DL1_CUR,
+ .fs_reg = AFE_DAC_CON1,
+ .fs_shift = 0,
+ .mono_reg = AFE_DAC_CON3,
+ .mono_shift = 16,
+ .enable_shift = 1,
+ .hd_reg = AFE_MEMIF_HD_CON0,
+ .hd_shift = 0,
+ .agent_disable_shift = 6,
+ },
+ {
+ .name = "UL1",
+ .id = MTK_AFE_MEMIF_1,
+ .reg_ofs_base = AFE_VUL_BASE,
+ .reg_ofs_cur = AFE_VUL_CUR,
+ .fs_reg = AFE_DAC_CON2,
+ .fs_shift = 0,
+ .mono_reg = AFE_DAC_CON4,
+ .mono_shift = 0,
+ .enable_shift = 10,
+ .hd_reg = AFE_MEMIF_HD_CON1,
+ .hd_shift = 0,
+ .agent_disable_shift = 0,
+ }
+ },
+ {
+ {
+ .name = "DL2",
+ .id = MTK_AFE_MEMIF_2,
+ .reg_ofs_base = AFE_DL2_BASE,
+ .reg_ofs_cur = AFE_DL2_CUR,
+ .fs_reg = AFE_DAC_CON1,
+ .fs_shift = 5,
+ .mono_reg = AFE_DAC_CON3,
+ .mono_shift = 17,
+ .enable_shift = 2,
+ .hd_reg = AFE_MEMIF_HD_CON0,
+ .hd_shift = 2,
+ .agent_disable_shift = 7,
+ },
+ {
+ .name = "UL2",
+ .id = MTK_AFE_MEMIF_2,
+ .reg_ofs_base = AFE_UL2_BASE,
+ .reg_ofs_cur = AFE_UL2_CUR,
+ .fs_reg = AFE_DAC_CON2,
+ .fs_shift = 5,
+ .mono_reg = AFE_DAC_CON4,
+ .mono_shift = 2,
+ .enable_shift = 11,
+ .hd_reg = AFE_MEMIF_HD_CON1,
+ .hd_shift = 2,
+ .agent_disable_shift = 1,
+ }
+ },
+ {
+ {
+ .name = "DL3",
+ .id = MTK_AFE_MEMIF_3,
+ .reg_ofs_base = AFE_DL3_BASE,
+ .reg_ofs_cur = AFE_DL3_CUR,
+ .fs_reg = AFE_DAC_CON1,
+ .fs_shift = 10,
+ .mono_reg = AFE_DAC_CON3,
+ .mono_shift = 18,
+ .enable_shift = 3,
+ .hd_reg = AFE_MEMIF_HD_CON0,
+ .hd_shift = 4,
+ .agent_disable_shift = 8,
+ },
+ {
+ .name = "UL3",
+ .id = MTK_AFE_MEMIF_3,
+ .reg_ofs_base = AFE_UL3_BASE,
+ .reg_ofs_cur = AFE_UL3_CUR,
+ .fs_reg = AFE_DAC_CON2,
+ .fs_shift = 10,
+ .mono_reg = AFE_DAC_CON4,
+ .mono_shift = 4,
+ .enable_shift = 12,
+ .hd_reg = AFE_MEMIF_HD_CON0,
+ .hd_shift = 0,
+ .agent_disable_shift = 2,
+ }
+ },
+ {
+ {
+ .name = "DL4",
+ .id = MTK_AFE_MEMIF_4,
+ .reg_ofs_base = AFE_DL4_BASE,
+ .reg_ofs_cur = AFE_DL4_CUR,
+ .fs_reg = AFE_DAC_CON1,
+ .fs_shift = 15,
+ .mono_reg = AFE_DAC_CON3,
+ .mono_shift = 19,
+ .enable_shift = 4,
+ .hd_reg = AFE_MEMIF_HD_CON0,
+ .hd_shift = 6,
+ .agent_disable_shift = 9,
+ },
+ {
+ .name = "UL4",
+ .id = MTK_AFE_MEMIF_4,
+ .reg_ofs_base = AFE_UL4_BASE,
+ .reg_ofs_cur = AFE_UL4_CUR,
+ .fs_reg = AFE_DAC_CON2,
+ .fs_shift = 15,
+ .mono_reg = AFE_DAC_CON4,
+ .mono_shift = 6,
+ .enable_shift = 13,
+ .hd_reg = AFE_MEMIF_HD_CON0,
+ .hd_shift = 6,
+ .agent_disable_shift = 3,
+ }
+ },
+ {
+ {
+ .name = "DL5",
+ .id = MTK_AFE_MEMIF_5,
+ .reg_ofs_base = AFE_DL5_BASE,
+ .reg_ofs_cur = AFE_DL5_CUR,
+ .fs_reg = AFE_DAC_CON1,
+ .fs_shift = 20,
+ .mono_reg = AFE_DAC_CON3,
+ .mono_shift = 20,
+ .enable_shift = 5,
+ .hd_reg = AFE_MEMIF_HD_CON0,
+ .hd_shift = 8,
+ .agent_disable_shift = 10,
+ },
+ {
+ .name = "UL5",
+ .id = MTK_AFE_MEMIF_5,
+ .reg_ofs_base = AFE_UL5_BASE,
+ .reg_ofs_cur = AFE_UL5_CUR,
+ .fs_reg = AFE_DAC_CON2,
+ .fs_shift = 20,
+ .mono_reg = AFE_DAC_CON4,
+ .mono_shift = 8,
+ .enable_shift = 14,
+ .hd_reg = AFE_MEMIF_HD_CON0,
+ .hd_shift = 8,
+ .agent_disable_shift = 4,
+ }
+ },
+ {
+ {
+ .name = "DLM",
+ .id = MTK_AFE_MEMIF_M,
+ .reg_ofs_base = AFE_DLMCH_BASE,
+ .reg_ofs_cur = AFE_DLMCH_CUR,
+ .fs_reg = AFE_DAC_CON1,
+ .fs_shift = 0,
+ .mono_reg = -1,
+ .mono_shift = -1,
+ .enable_shift = 7,
+ .hd_reg = AFE_MEMIF_PBUF_SIZE,
+ .hd_shift = 28,
+ .agent_disable_shift = 12,
+ },
+ {
+ }
+ }
+};
+
+static const struct mtk_afe_irq_data irq_data[IRQ_NUM] = {
+ {
+ .irq_id = IRQ_ASYS_IRQ1,
+ .irq_cnt_reg = ASYS_IRQ1_CON,
+ .irq_cnt_shift = 0,
+ .irq_cnt_maskbit = 0xffffff,
+ .irq_fs_reg = ASYS_IRQ1_CON,
+ .irq_fs_shift = 24,
+ .irq_fs_maskbit = 0x1f,
+ .irq_en_reg = ASYS_IRQ1_CON,
+ .irq_en_shift = 31,
+ },
+ {
+ .irq_id = IRQ_ASYS_IRQ2,
+ .irq_cnt_reg = ASYS_IRQ2_CON,
+ .irq_cnt_shift = 0,
+ .irq_cnt_maskbit = 0xffffff,
+ .irq_fs_reg = ASYS_IRQ2_CON,
+ .irq_fs_shift = 24,
+ .irq_fs_maskbit = 0x1f,
+ .irq_en_reg = ASYS_IRQ2_CON,
+ .irq_en_shift = 31,
+ },
+ {
+ .irq_id = IRQ_ASYS_IRQ3,
+ .irq_cnt_reg = ASYS_IRQ3_CON,
+ .irq_cnt_shift = 0,
+ .irq_cnt_maskbit = 0xffffff,
+ .irq_fs_reg = ASYS_IRQ3_CON,
+ .irq_fs_shift = 24,
+ .irq_fs_maskbit = 0x1f,
+ .irq_en_reg = ASYS_IRQ3_CON,
+ .irq_en_shift = 31,
+ }
+};
+
+static const struct mtk_i2s_data mtk2701_i2s_data[MTK_I2S_NUM][2] = {
+ {
+ {
+ .i2s_ctrl_reg = ASYS_I2SO1_CON,
+ .i2s_pwn_shift = 6,
+ .i2s_asrc_fs_shift = 0,
+ .i2s_asrc_fs_mask = 0x1f,
+
+ },
+ {
+ .i2s_ctrl_reg = ASYS_I2SIN1_CON,
+ .i2s_pwn_shift = 0,
+ .i2s_asrc_fs_shift = 0,
+ .i2s_asrc_fs_mask = 0x1f,
+
+ },
+ },
+ {
+ {
+ .i2s_ctrl_reg = ASYS_I2SO2_CON,
+ .i2s_pwn_shift = 7,
+ .i2s_asrc_fs_shift = 5,
+ .i2s_asrc_fs_mask = 0x1f,
+
+ },
+ {
+ .i2s_ctrl_reg = ASYS_I2SIN2_CON,
+ .i2s_pwn_shift = 1,
+ .i2s_asrc_fs_shift = 5,
+ .i2s_asrc_fs_mask = 0x1f,
+
+ },
+ },
+ {
+ {
+ .i2s_ctrl_reg = ASYS_I2SO3_CON,
+ .i2s_pwn_shift = 8,
+ .i2s_asrc_fs_shift = 10,
+ .i2s_asrc_fs_mask = 0x1f,
+
+ },
+ {
+ .i2s_ctrl_reg = ASYS_I2SIN3_CON,
+ .i2s_pwn_shift = 2,
+ .i2s_asrc_fs_shift = 10,
+ .i2s_asrc_fs_mask = 0x1f,
+
+ },
+ },
+ {
+ {
+ .i2s_ctrl_reg = ASYS_I2SO4_CON,
+ .i2s_pwn_shift = 9,
+ .i2s_asrc_fs_shift = 15,
+ .i2s_asrc_fs_mask = 0x1f,
+
+ },
+ {
+ .i2s_ctrl_reg = ASYS_I2SIN4_CON,
+ .i2s_pwn_shift = 3,
+ .i2s_asrc_fs_shift = 15,
+ .i2s_asrc_fs_mask = 0x1f,
+
+ },
+ },
+};
+
+static struct audio_clock_attr_data aud_clks_data[CLOCK_NUM] = {
+ [AUDCLK_INFRA_SYS_AUDIO] = {"infra_sys_audio_clk", true},
+ [AUDCLK_TOP_AUD_MUX1_SEL] = {"top_audio_mux1_sel", false},
+ [AUDCLK_TOP_AUD_MUX2_SEL] = {"top_audio_mux2_sel", false},
+ [AUDCLK_TOP_AUD_MUX1_DIV] = {"top_audio_mux1_div", false},
+ [AUDCLK_TOP_AUD_MUX2_DIV] = {"top_audio_mux2_div", false},
+ [AUDCLK_TOP_AUD_48K_TIMING] = {"top_audio_48k_timing", true},
+ [AUDCLK_TOP_AUD_44K_TIMING] = {"top_audio_44k_timing", true},
+ [AUDCLK_TOP_AUDPLL_MUX_SEL] = {"top_audpll_mux_sel", false},
+ [AUDCLK_TOP_APLL_SEL] = {"top_apll_sel", false},
+ [AUDCLK_TOP_AUD1PLL_98M] = {"top_aud1_pll_98M", false},
+ [AUDCLK_TOP_AUD2PLL_90M] = {"top_aud2_pll_90M", false},
+ [AUDCLK_TOP_HADDS2PLL_98M] = {"top_hadds2_pll_98M", false},
+ [AUDCLK_TOP_HADDS2PLL_294M] = {"top_hadds2_pll_294M", false},
+ [AUDCLK_TOP_AUDPLL] = {"top_audpll", false},
+ [AUDCLK_TOP_AUDPLL_D4] = {"top_audpll_d4", false},
+ [AUDCLK_TOP_AUDPLL_D8] = {"top_audpll_d8", false},
+ [AUDCLK_TOP_AUDPLL_D16] = {"top_audpll_d16", false},
+ [AUDCLK_TOP_AUDPLL_D24] = {"top_audpll_d24", false},
+ [AUDCLK_TOP_AUDINTBUS] = {"top_audintbus_sel", false},
+ [AUDCLK_CLK_26M] = {"clk_26m", false },
+ [AUDCLK_TOP_SYSPLL1_D4] = {"top_syspll1_d4", false},
+ [AUDCLK_TOP_AUD_K1_SRC_SEL] = {"top_aud_k1_src_sel", false},
+ [AUDCLK_TOP_AUD_K2_SRC_SEL] = {"top_aud_k2_src_sel", false},
+ [AUDCLK_TOP_AUD_K3_SRC_SEL] = {"top_aud_k3_src_sel", false},
+ [AUDCLK_TOP_AUD_K4_SRC_SEL] = {"top_aud_k4_src_sel", false},
+ [AUDCLK_TOP_AUD_K5_SRC_SEL] = {"top_aud_k5_src_sel", false},
+ [AUDCLK_TOP_AUD_K6_SRC_SEL] = {"top_aud_k6_src_sel", false},
+ [AUDCLK_TOP_AUD_K1_SRC_DIV] = {"top_aud_k1_src_div", false},
+ [AUDCLK_TOP_AUD_K2_SRC_DIV] = {"top_aud_k2_src_div", false},
+ [AUDCLK_TOP_AUD_K3_SRC_DIV] = {"top_aud_k3_src_div", false},
+ [AUDCLK_TOP_AUD_K4_SRC_DIV] = {"top_aud_k4_src_div", false},
+ [AUDCLK_TOP_AUD_K5_SRC_DIV] = {"top_aud_k5_src_div", false},
+ [AUDCLK_TOP_AUD_K6_SRC_DIV] = {"top_aud_k6_src_div", false},
+ [AUDCLK_TOP_AUD_I2S1_MCLK] = {"top_aud_i2s1_mclk", true},
+ [AUDCLK_TOP_AUD_I2S2_MCLK] = {"top_aud_i2s2_mclk", true},
+ [AUDCLK_TOP_AUD_I2S3_MCLK] = {"top_aud_i2s3_mclk", true},
+ [AUDCLK_TOP_AUD_I2S4_MCLK] = {"top_aud_i2s4_mclk", true},
+ [AUDCLK_TOP_AUD_I2S5_MCLK] = {"top_aud_i2s5_mclk", true},
+ [AUDCLK_TOP_AUD_I2S6_MCLK] = {"top_aud_i2s6_mclk", true},
+ [AUDCLK_TOP_ASM_M_SEL] = {"top_asm_m_sel", false},
+ [AUDCLK_TOP_ASM_H_SEL] = {"top_asm_h_sel", false},
+ [AUDCLK_TOP_UNIVPLL2_D4] = {"top_univpll2_d4", false},
+ [AUDCLK_TOP_UNIVPLL2_D2] = {"top_univpll2_d2", false},
+ [AUDCLK_TOP_SYSPLL_D5] = {"top_syspll_d5", false},
+};
+
+static const struct regmap_config mtk2701_afe_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = AFE_END_ADDR,
+ .cache_type = REGCACHE_NONE,
+};
+
+static irqreturn_t mtk2701_asys_isr(int irq_id, void *dev)
+{
+ int id;
+ struct mtk_afe *afe = dev;
+ struct mtk_afe_irq *irq;
+ u32 status;
+
+ status = mtk2701_asys_irq_status(afe);
+ mtk2701_asys_irq_clear(afe, status);
+
+ for (id = IRQ_ASYS_START; id < IRQ_ASYS_END; ++id) {
+ irq = &afe->irqs[id];
+ if (status & (0x1 << (id - IRQ_ASYS_START)) && irq->isr)
+ irq->isr(afe, irq->memif);
+ }
+ return IRQ_HANDLED;
+}
+
+static int mtk2701_afe_runtime_suspend(struct device *dev)
+{
+ struct mtk_afe *afe = dev_get_drvdata(dev);
+
+ mtk2701_afe_enable_clock(afe, 0);
+ return 0;
+}
+
+static int mtk2701_afe_runtime_resume(struct device *dev)
+{
+ struct mtk_afe *afe = dev_get_drvdata(dev);
+
+ pr_warn("%s\n", __func__);
+ mtk2701_afe_enable_clock(afe, 1);
+ return 0;
+}
+
+static int mtk2701_afe_init_audio_clk(struct mtk_afe *afe)
+{
+ size_t i;
+ int ret = 0;
+ struct audio_clock_attr *aud_clks = afe->aud_clks;
+
+ for (i = 0; i < CLOCK_NUM; i++) {
+ aud_clks[i].clock = devm_clk_get(afe->dev,
+ aud_clks[i].clock_data->name);
+ if (IS_ERR(aud_clks[i].clock)) {
+ dev_err(afe->dev, "%s devm_clk_get %s fail\n",
+ __func__, aud_clks[i].clock_data->name);
+ return PTR_ERR(aud_clks[i].clock);
+ }
+ }
+ for (i = 0; i < CLOCK_NUM; i++) {
+ if (aud_clks[i].clock_data->prepare_once) {
+ ret = clk_prepare(aud_clks[i].clock);
+ if (ret) {
+ dev_err(afe->dev, "%s clk_prepare %s fail %d\n",
+ __func__, aud_clks[i].clock_data->name,
+ ret);
+ break;
+ }
+ aud_clks[i].is_prepared = true;
+ }
+ }
+ return ret;
+}
+
+static int mtk2701_afe_pcm_dev_probe(struct platform_device *pdev)
+{
+ int ret, i, j;
+ unsigned int irq_id;
+ struct mtk_afe *afe;
+ struct resource *res;
+
+ ret = 0;
+ afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
+ if (!afe)
+ return -ENOMEM;
+
+ afe->dev = &pdev->dev;
+/* need for BT*/
+/*
+ irq_id = platform_get_irq(pdev, 0);
+ if (!irq_id) {
+ dev_err(afe->dev, "np %s no first irq\n", afe->dev->of_node->name);
+ return -ENXIO;
+ }
+
+ //TODO, change it to no flag.
+ //TODO check irq handler
+ ret = devm_request_irq(afe->dev, irq_id, mtk_afe_irq_handler,
+ IRQF_TRIGGER_LOW, "afe-isr", (void *)afe);
+ if (ret) {
+ dev_err(afe->dev, "could not request_irq for afe-isr\n");
+ return ret;
+ }
+*/
+ irq_id = platform_get_irq(pdev, 1);
+ if (!irq_id) {
+ dev_err(afe->dev, "%s no second irq\n",
+ afe->dev->of_node->name);
+ return -ENXIO;
+ }
+ ret = devm_request_irq(afe->dev, irq_id, mtk2701_asys_isr,
+ IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
+ if (ret) {
+ dev_err(afe->dev, "could not request_irq for asys-isr\n");
+ return ret;
+ }
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+ afe->base_addr = devm_ioremap_resource(&pdev->dev, res);
+
+ if (IS_ERR(afe->base_addr))
+ return PTR_ERR(afe->base_addr);
+
+ afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
+ &mtk2701_afe_regmap_config);
+ if (IS_ERR(afe->regmap))
+ return PTR_ERR(afe->regmap);
+
+ for (i = 0; i < MTK_AFE_MEMIF_NUM; i++)
+ for (j = 0; j < MTK_MEMIF_STREAM_NUM; ++j)
+ afe->memif[i][j].data = &memif_data[i][j];
+ for (i = 0; i < IRQ_NUM; i++)
+ afe->irqs[i].irq_data = &irq_data[i];
+
+ for (i = 0; i < CLOCK_NUM; i++)
+ afe->aud_clks[i].clock_data = &aud_clks_data[i];
+
+ for (i = 0; i < MTK_I2S_NUM; i++) {
+ afe->i2s_path[i].i2s_data[I2S_OUT]
+ = &mtk2701_i2s_data[i][I2S_OUT];
+ afe->i2s_path[i].i2s_data[I2S_IN]
+ = &mtk2701_i2s_data[i][I2S_IN];
+ }
+
+ /* initial audio related clock */
+ ret = mtk2701_afe_init_audio_clk(afe);
+ platform_set_drvdata(pdev, afe);
+
+ ret = snd_soc_register_platform(&pdev->dev, &mtk2701_afe_pcm_platform);
+ if (ret) {
+ dev_warn(afe->dev, "err_platform\n");
+ goto err_platform;
+ }
+
+ ret = snd_soc_register_component(&pdev->dev,
+ &mtk2701_afe_pcm_dai_component,
+ mtk2701_afe_pcm_dais,
+ ARRAY_SIZE(mtk2701_afe_pcm_dais));
+ if (ret) {
+ dev_warn(afe->dev, "err_dai_component\n");
+ goto err_dai_component;
+ }
+ /*enable afe clock*/
+ mtk2701_afe_enable_clock(afe, 1);
+ return 0;
+err_platform:
+ snd_soc_unregister_platform(&pdev->dev);
+err_dai_component:
+ snd_soc_unregister_component(&pdev->dev);
+ return ret;
+}
+
+static int mtk2701_afe_pcm_dev_remove(struct platform_device *pdev)
+{
+ struct mtk_afe *afe = platform_get_drvdata(pdev);
+
+ snd_soc_unregister_component(&pdev->dev);
+ snd_soc_unregister_platform(&pdev->dev);
+ /*disable afe clock*/
+ mtk2701_afe_enable_clock(afe, 0);
+ return 0;
+}
+
+static const struct of_device_id mtk2701_afe_pcm_dt_match[] = {
+ { .compatible = "mediatek,mt2701-audio", }
+};
+MODULE_DEVICE_TABLE(of, mtk2701_afe_pcm_dt_match);
+
+static const struct dev_pm_ops mtk2701_afe_pm_ops = {
+ SET_RUNTIME_PM_OPS(mtk2701_afe_runtime_suspend,
+ mtk2701_afe_runtime_resume, NULL)
+};
+
+static struct platform_driver mtk2701_afe_pcm_driver = {
+ .driver = {
+ .name = "mt2701-audio",
+ .owner = THIS_MODULE,
+ .of_match_table = mtk2701_afe_pcm_dt_match,
+#ifdef CONFIG_PM
+ .pm = &mtk2701_afe_pm_ops,
+#endif
+ },
+ .probe = mtk2701_afe_pcm_dev_probe,
+ .remove = mtk2701_afe_pcm_dev_remove,
+};
+
+module_platform_driver(mtk2701_afe_pcm_driver);
+
+MODULE_DESCRIPTION("Mediatek ALSA SoC AFE platform driver for 2701");
+MODULE_AUTHOR("Garlic Tseng <garlic.tseng at mediatek.com>");
+MODULE_LICENSE("GPL v2");
--
1.9.1
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