ASoC: intel: sof_rt5682: Add support for tgl_rt1011_rt5682

This patch adds the driver data for two rt1011 speaker amplifiers on
SSP1 and rt5682 on SSP0 for TGL platform. DAI format for rt1011 is
leveraged from cml_rt1011_rt5682 which is 4-slot tdm with 100fs bclk.

Signed-off-by: Brent Lu <brent.lu@intel.com>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20201203154010.29464-1-brent.lu@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 138 insertions, 0 deletions

diff --git a/sound/soc/intel/boards/sof_realtek_common.c b/sound/soc/intel/boards/sof_realtek_common.c
new file mode 100644
index 000000000000..f3cf73c620ba
--- /dev/null
+++ b/sound/soc/intel/boards/sof_realtek_common.c
@@ -0,0 +1,138 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright(c) 2020 Intel Corporation. All rights reserved.
+
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dai.h>
+#include <sound/soc-dapm.h>
+#include <uapi/sound/asound.h>
+#include "../../codecs/rt1011.h"
+#include "sof_realtek_common.h"
+
+/*
+ * Current only 2-amp configuration is supported for rt1011
+ */
+static const struct snd_soc_dapm_route rt1011_dapm_routes[] = {
+	/* speaker */
+	{ "Left Spk", NULL, "Left SPO" },
+	{ "Right Spk", NULL, "Right SPO" },
+};
+
+/*
+ * Make sure device's Unique ID follows this configuration:
+ *
+ * Two speakers:
+ *         0: left, 1: right
+ * Four speakers:
+ *         0: Woofer left, 1: Woofer right
+ *         2: Tweeter left, 3: Tweeter right
+ */
+static struct snd_soc_codec_conf rt1011_codec_confs[] = {
+	{
+		.dlc = COMP_CODEC_CONF(RT1011_DEV0_NAME),
+		.name_prefix = "Left",
+	},
+	{
+		.dlc = COMP_CODEC_CONF(RT1011_DEV1_NAME),
+		.name_prefix = "Right",
+	},
+};
+
+static struct snd_soc_dai_link_component rt1011_dai_link_components[] = {
+	{
+		.name = RT1011_DEV0_NAME,
+		.dai_name = RT1011_CODEC_DAI,
+	},
+	{
+		.name = RT1011_DEV1_NAME,
+		.dai_name = RT1011_CODEC_DAI,
+	},
+};
+
+static const struct {
+	unsigned int tx;
+	unsigned int rx;
+} rt1011_tdm_mask[] = {
+	{.tx = 0x4, .rx = 0x1},
+	{.tx = 0x8, .rx = 0x2},
+};
+
+static int rt1011_hw_params(struct snd_pcm_substream *substream,
+			    struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai;
+	int srate, i, ret = 0;
+
+	srate = params_rate(params);
+
+	for_each_rtd_codec_dais(rtd, i, codec_dai) {
+		/* 100 Fs to drive 24 bit data */
+		ret = snd_soc_dai_set_pll(codec_dai, 0, RT1011_PLL1_S_BCLK,
+					  100 * srate, 256 * srate);
+		if (ret < 0) {
+			dev_err(codec_dai->dev, "fail to set pll, ret %d\n",
+				ret);
+			return ret;
+		}
+
+		ret = snd_soc_dai_set_sysclk(codec_dai, RT1011_FS_SYS_PRE_S_PLL1,
+					     256 * srate, SND_SOC_CLOCK_IN);
+		if (ret < 0) {
+			dev_err(codec_dai->dev, "fail to set sysclk, ret %d\n",
+				ret);
+			return ret;
+		}
+
+		if (i >= ARRAY_SIZE(rt1011_tdm_mask)) {
+			dev_err(codec_dai->dev, "invalid codec index %d\n",
+				i);
+			return -ENODEV;
+		}
+
+		ret = snd_soc_dai_set_tdm_slot(codec_dai, rt1011_tdm_mask[i].tx,
+					       rt1011_tdm_mask[i].rx, 4,
+					       params_width(params));
+		if (ret < 0) {
+			dev_err(codec_dai->dev, "fail to set tdm slot, ret %d\n",
+				ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static const struct snd_soc_ops rt1011_ops = {
+	.hw_params = rt1011_hw_params,
+};
+
+static int rt1011_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_card *card = rtd->card;
+	int ret;
+
+	ret = snd_soc_dapm_add_routes(&card->dapm, rt1011_dapm_routes,
+				      ARRAY_SIZE(rt1011_dapm_routes));
+	if (ret)
+		dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret);
+	return ret;
+}
+
+void sof_rt1011_dai_link(struct snd_soc_dai_link *link)
+{
+	link->codecs = rt1011_dai_link_components;
+	link->num_codecs = ARRAY_SIZE(rt1011_dai_link_components);
+	link->init = rt1011_init;
+	link->ops = &rt1011_ops;
+}
+
+void sof_rt1011_codec_conf(struct snd_soc_card *card)
+{
+	card->codec_conf = rt1011_codec_confs;
+	card->num_configs = ARRAY_SIZE(rt1011_codec_confs);
+}