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Diffstat (limited to 'sound/soc/fsl/soc-of-simple.c')
-rw-r--r--sound/soc/fsl/soc-of-simple.c172
1 files changed, 0 insertions, 172 deletions
diff --git a/sound/soc/fsl/soc-of-simple.c b/sound/soc/fsl/soc-of-simple.c
deleted file mode 100644
index 3bc13fd8909..00000000000
--- a/sound/soc/fsl/soc-of-simple.c
+++ /dev/null
@@ -1,172 +0,0 @@
-/*
- * OF helpers for ALSA SoC Layer
- *
- * Copyright (C) 2008, Secret Lab Technologies Ltd.
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/pm.h>
-#include <linux/bitops.h>
-#include <linux/platform_device.h>
-#include <linux/of.h>
-#include <linux/slab.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-#include <sound/soc-of-simple.h>
-#include <sound/initval.h>
-
-MODULE_AUTHOR("Grant Likely <grant.likely@secretlab.ca>");
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("ALSA SoC OpenFirmware bindings");
-
-static DEFINE_MUTEX(of_snd_soc_mutex);
-static LIST_HEAD(of_snd_soc_device_list);
-static int of_snd_soc_next_index;
-
-struct of_snd_soc_device {
- int id;
- struct list_head list;
- struct snd_soc_device device;
- struct snd_soc_card card;
- struct snd_soc_dai_link dai_link;
- struct platform_device *pdev;
- struct device_node *platform_node;
- struct device_node *codec_node;
-};
-
-static struct snd_soc_ops of_snd_soc_ops = {
-};
-
-static struct of_snd_soc_device *
-of_snd_soc_get_device(struct device_node *codec_node)
-{
- struct of_snd_soc_device *of_soc;
-
- list_for_each_entry(of_soc, &of_snd_soc_device_list, list) {
- if (of_soc->codec_node == codec_node)
- return of_soc;
- }
-
- of_soc = kzalloc(sizeof(struct of_snd_soc_device), GFP_KERNEL);
- if (!of_soc)
- return NULL;
-
- /* Initialize the structure and add it to the global list */
- of_soc->codec_node = codec_node;
- of_soc->id = of_snd_soc_next_index++;
- of_soc->card.dai_link = &of_soc->dai_link;
- of_soc->card.num_links = 1;
- of_soc->device.card = &of_soc->card;
- of_soc->dai_link.ops = &of_snd_soc_ops;
- list_add(&of_soc->list, &of_snd_soc_device_list);
-
- return of_soc;
-}
-
-static void of_snd_soc_register_device(struct of_snd_soc_device *of_soc)
-{
- struct platform_device *pdev;
- int rc;
-
- /* Only register the device if both the codec and platform have
- * been registered */
- if ((!of_soc->device.codec_data) || (!of_soc->platform_node))
- return;
-
- pr_info("platform<-->codec match achieved; registering machine\n");
-
- pdev = platform_device_alloc("soc-audio", of_soc->id);
- if (!pdev) {
- pr_err("of_soc: platform_device_alloc() failed\n");
- return;
- }
-
- pdev->dev.platform_data = of_soc;
- platform_set_drvdata(pdev, &of_soc->device);
- of_soc->device.dev = &pdev->dev;
-
- /* The ASoC device is complete; register it */
- rc = platform_device_add(pdev);
- if (rc) {
- pr_err("of_soc: platform_device_add() failed\n");
- return;
- }
-
-}
-
-int of_snd_soc_register_codec(struct snd_soc_codec_device *codec_dev,
- void *codec_data, struct snd_soc_dai *dai,
- struct device_node *node)
-{
- struct of_snd_soc_device *of_soc;
- int rc = 0;
-
- pr_info("registering ASoC codec driver: %s\n", node->full_name);
-
- mutex_lock(&of_snd_soc_mutex);
- of_soc = of_snd_soc_get_device(node);
- if (!of_soc) {
- rc = -ENOMEM;
- goto out;
- }
-
- /* Store the codec data */
- of_soc->device.codec_data = codec_data;
- of_soc->device.codec_dev = codec_dev;
- of_soc->dai_link.name = (char *)node->name;
- of_soc->dai_link.stream_name = (char *)node->name;
- of_soc->dai_link.codec_dai = dai;
-
- /* Now try to register the SoC device */
- of_snd_soc_register_device(of_soc);
-
- out:
- mutex_unlock(&of_snd_soc_mutex);
- return rc;
-}
-EXPORT_SYMBOL_GPL(of_snd_soc_register_codec);
-
-int of_snd_soc_register_platform(struct snd_soc_platform *platform,
- struct device_node *node,
- struct snd_soc_dai *cpu_dai)
-{
- struct of_snd_soc_device *of_soc;
- struct device_node *codec_node;
- const phandle *handle;
- int len, rc = 0;
-
- pr_info("registering ASoC platform driver: %s\n", node->full_name);
-
- handle = of_get_property(node, "codec-handle", &len);
- if (!handle || len < sizeof(handle))
- return -ENODEV;
- codec_node = of_find_node_by_phandle(*handle);
- if (!codec_node)
- return -ENODEV;
- pr_info("looking for codec: %s\n", codec_node->full_name);
-
- mutex_lock(&of_snd_soc_mutex);
- of_soc = of_snd_soc_get_device(codec_node);
- if (!of_soc) {
- rc = -ENOMEM;
- goto out;
- }
-
- of_soc->platform_node = node;
- of_soc->dai_link.cpu_dai = cpu_dai;
- of_soc->card.platform = platform;
- of_soc->card.name = of_soc->dai_link.cpu_dai->name;
-
- /* Now try to register the SoC device */
- of_snd_soc_register_device(of_soc);
-
- out:
- mutex_unlock(&of_snd_soc_mutex);
- return rc;
-}
-EXPORT_SYMBOL_GPL(of_snd_soc_register_platform);