1 files changed, 26 insertions, 0 deletions

diff --git a/sound/soc/samsung/smdk_wm8994.c b/sound/soc/samsung/smdk_wm8994.c
index cc2f407e9f1b..581ea4a06fc6 100644
--- a/sound/soc/samsung/smdk_wm8994.c
+++ b/sound/soc/samsung/smdk_wm8994.c
@@ -10,6 +10,7 @@
 #include "../codecs/wm8994.h"
 #include <sound/pcm_params.h>
 #include <linux/module.h>
+#include <linux/of.h>
 
  /*
   * Default CFG switch settings to use this driver:
@@ -153,9 +154,25 @@ static struct snd_soc_card smdk = {
 static int smdk_audio_probe(struct platform_device *pdev)
 {
         int ret;
+        struct device_node *np = pdev->dev.of_node;
         struct snd_soc_card *card = &smdk;
 
         card->dev = &pdev->dev;
+
+        if (np) {
+                smdk_dai[0].cpu_dai_name = NULL;
+                smdk_dai[0].cpu_of_node = of_parse_phandle(np,
+                                "samsung,i2s-controller", 0);
+                if (!smdk_dai[0].cpu_of_node) {
+                        dev_err(&pdev->dev,
+                           "Property 'samsung,i2s-controller' missing or invalid\n");
+                        ret = -EINVAL;
+                }
+
+                smdk_dai[0].platform_name = NULL;
+                smdk_dai[0].platform_of_node = smdk_dai[0].cpu_of_node;
+        }
+
         ret = snd_soc_register_card(card);
 
         if (ret)
@@ -173,10 +190,19 @@ static int smdk_audio_remove(struct platform_device *pdev)
         return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id samsung_wm8994_of_match[] = {
+        { .compatible = "samsung,smdk-wm8994", },
+        {},
+};
+MODULE_DEVICE_TABLE(of, samsung_wm8994_of_match);
+#endif /* CONFIG_OF */
+
 static struct platform_driver smdk_audio_driver = {
         .driver         = {
                 .name   = "smdk-audio",
                 .owner  = THIS_MODULE,
+                .of_match_table = of_match_ptr(samsung_wm8994_of_match),
         },
         .probe          = smdk_audio_probe,
         .remove         = smdk_audio_remove,