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@@ -0,0 +1,65 @@
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+// SPDX-License-Identifier: GPL-2.0
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+/*
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+ * Sound for broadwell
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+ *
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+ * Copyright 2019 Google LLC
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+ * Written by Simon Glass <sjg@chromium.org>
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+ */
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+
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+#define LOG_CATEGORY UCLASS_SOUND
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+
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+#include <common.h>
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+#include <audio_codec.h>
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+#include <dm.h>
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+#include <i2s.h>
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+#include <sound.h>
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+
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+static int broadwell_sound_probe(struct udevice *dev)
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+{
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+ return sound_find_codec_i2s(dev);
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+}
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+
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+static int broadwell_sound_setup(struct udevice *dev)
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+{
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+ struct sound_uc_priv *uc_priv = dev_get_uclass_priv(dev);
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+ struct i2s_uc_priv *i2c_priv = dev_get_uclass_priv(uc_priv->i2s);
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+ int ret;
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+
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+ if (uc_priv->setup_done)
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+ return -EALREADY;
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+ ret = audio_codec_set_params(uc_priv->codec, i2c_priv->id,
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+ i2c_priv->samplingrate,
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+ i2c_priv->samplingrate * i2c_priv->rfs,
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+ i2c_priv->bitspersample,
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+ i2c_priv->channels);
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+ if (ret)
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+ return ret;
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+ uc_priv->setup_done = true;
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+
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+ return 0;
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+}
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+
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+static int broadwell_sound_play(struct udevice *dev, void *data, uint data_size)
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+{
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+ struct sound_uc_priv *uc_priv = dev_get_uclass_priv(dev);
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+
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+ return i2s_tx_data(uc_priv->i2s, data, data_size);
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+}
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+
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+static const struct sound_ops broadwell_sound_ops = {
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+ .setup = broadwell_sound_setup,
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+ .play = broadwell_sound_play,
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+};
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+
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+static const struct udevice_id broadwell_sound_ids[] = {
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+ { .compatible = "google,samus-sound" },
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+ { }
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+};
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+
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+U_BOOT_DRIVER(broadwell_sound_drv) = {
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+ .name = "broadwell_sound",
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+ .id = UCLASS_SOUND,
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+ .of_match = broadwell_sound_ids,
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+ .probe = broadwell_sound_probe,
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+ .ops = &broadwell_sound_ops,
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+};
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