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@@ -4,9 +4,19 @@
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*/
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#include <common.h>
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+#include <dm.h>
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+#include <audio_codec.h>
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#include <asm/sound.h>
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#include <asm/sdl.h>
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+struct sandbox_codec_priv {
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+ int interface;
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+ int rate;
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+ int mclk_freq;
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+ int bits_per_sample;
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+ uint channels;
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+};
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+
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int sound_play(uint32_t msec, uint32_t frequency)
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{
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sandbox_sdl_sound_start(frequency);
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@@ -20,3 +30,48 @@ int sound_init(const void *blob)
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{
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return sandbox_sdl_sound_init();
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}
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+
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+void sandbox_get_codec_params(struct udevice *dev, int *interfacep, int *ratep,
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+ int *mclk_freqp, int *bits_per_samplep,
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+ uint *channelsp)
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+{
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+ struct sandbox_codec_priv *priv = dev_get_priv(dev);
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+
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+ *interfacep = priv->interface;
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+ *ratep = priv->rate;
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+ *mclk_freqp = priv->mclk_freq;
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+ *bits_per_samplep = priv->bits_per_sample;
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+ *channelsp = priv->channels;
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+}
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+
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+static int sandbox_codec_set_params(struct udevice *dev, int interface,
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+ int rate, int mclk_freq,
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+ int bits_per_sample, uint channels)
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+{
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+ struct sandbox_codec_priv *priv = dev_get_priv(dev);
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+
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+ priv->interface = interface;
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+ priv->rate = rate;
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+ priv->mclk_freq = mclk_freq;
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+ priv->bits_per_sample = bits_per_sample;
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+ priv->channels = channels;
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+
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+ return 0;
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+}
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+
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+static const struct audio_codec_ops sandbox_codec_ops = {
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+ .set_params = sandbox_codec_set_params,
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+};
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+
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+static const struct udevice_id sandbox_codec_ids[] = {
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+ { .compatible = "sandbox,audio-codec" },
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+ { }
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+};
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+
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+U_BOOT_DRIVER(sandbox_codec) = {
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+ .name = "sandbox_codec",
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+ .id = UCLASS_AUDIO_CODEC,
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+ .of_match = sandbox_codec_ids,
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+ .ops = &sandbox_codec_ops,
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+ .priv_auto_alloc_size = sizeof(struct sandbox_codec_priv),
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+};
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