dm: sound: Add conversion to driver model
Move the existing hardware drivers over to use driver model.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/sound/max98095.c b/drivers/sound/max98095.c
index 7a3dbd0..d6710df 100644
--- a/drivers/sound/max98095.c
+++ b/drivers/sound/max98095.c
@@ -11,6 +11,8 @@
*/
#include <common.h>
+#include <audio_codec.h>
+#include <dm.h>
#include <div64.h>
#include <fdtdec.h>
#include <i2c.h>
@@ -28,6 +30,7 @@
unsigned int rate;
unsigned int fmt;
int i2c_addr;
+ struct udevice *dev;
};
/* Index 0 is reserved. */
@@ -48,7 +51,12 @@
{
debug("%s: Write Addr : 0x%02X, Data : 0x%02X\n",
__func__, reg, data);
+#ifdef CONFIG_DM_SOUND
+ debug("dev = %s\n", priv->dev->name);
+ return dm_i2c_write(priv->dev, reg, &data, 1);
+#else
return i2c_write(priv->i2c_addr, reg, 1, &data, 1);
+#endif
}
/*
@@ -65,7 +73,11 @@
{
int ret;
+#ifdef CONFIG_DM_SOUND
+ return dm_i2c_read(priv->dev, reg, data, 1);
+#else
ret = i2c_read(priv->i2c_addr, reg, 1, data, 1);
+#endif
if (ret != 0) {
debug("%s: Error while reading register %#04x\n",
__func__, reg);
@@ -484,7 +496,7 @@
ret = max98095_setup_interface(priv, aif_id);
if (ret < 0) {
- debug("%s: max98095 codec chip init failed\n", __func__);
+ debug("%s: max98095 setup interface failed\n", __func__);
return ret;
}
@@ -507,6 +519,7 @@
return ret;
}
+#ifndef CONFIG_DM_SOUND
static int get_max98095_codec_values(struct sound_codec_info *pcodec_info,
const void *blob)
{
@@ -582,3 +595,47 @@
return ret;
}
+#endif
+
+static int max98095_set_params(struct udevice *dev, int interface, int rate,
+ int mclk_freq, int bits_per_sample,
+ uint channels)
+{
+ struct max98095_priv *priv = dev_get_priv(dev);
+
+ return max98095_do_init(priv, interface, rate, mclk_freq,
+ bits_per_sample);
+}
+
+static int max98095_probe(struct udevice *dev)
+{
+ struct max98095_priv *priv = dev_get_priv(dev);
+ int ret;
+
+ priv->dev = dev;
+ ret = max98095_device_init(priv);
+ if (ret < 0) {
+ debug("%s: max98095 codec chip init failed\n", __func__);
+ return ret;
+ }
+
+ return 0;
+}
+
+static const struct audio_codec_ops max98095_ops = {
+ .set_params = max98095_set_params,
+};
+
+static const struct udevice_id max98095_ids[] = {
+ { .compatible = "maxim,max98095" },
+ { }
+};
+
+U_BOOT_DRIVER(max98095) = {
+ .name = "max98095",
+ .id = UCLASS_AUDIO_CODEC,
+ .of_match = max98095_ids,
+ .probe = max98095_probe,
+ .ops = &max98095_ops,
+ .priv_auto_alloc_size = sizeof(struct max98095_priv),
+};