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Diffstat (limited to 'sound/soc/atmel/sam9g20_wm8731.c')
-rw-r--r--sound/soc/atmel/sam9g20_wm8731.c43
1 files changed, 38 insertions, 5 deletions
diff --git a/sound/soc/atmel/sam9g20_wm8731.c b/sound/soc/atmel/sam9g20_wm8731.c
index aa52423..173a239 100644
--- a/sound/soc/atmel/sam9g20_wm8731.c
+++ b/sound/soc/atmel/sam9g20_wm8731.c
@@ -36,6 +36,7 @@
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
+#include <linux/i2c.h>
#include <linux/atmel-ssc.h>
@@ -280,15 +281,41 @@ static struct snd_soc_card snd_soc_at91sam9g20ek = {
.set_bias_level = at91sam9g20ek_set_bias_level,
};
-static struct wm8731_setup_data at91sam9g20ek_wm8731_setup = {
- .i2c_bus = 0,
- .i2c_address = 0x1b,
-};
+/*
+ * FIXME: This is a temporary bodge to avoid cross-tree merge issues.
+ * New drivers should register the wm8731 I2C device in the machine
+ * setup code (under arch/arm for ARM systems).
+ */
+static int wm8731_i2c_register(void)
+{
+ struct i2c_board_info info;
+ struct i2c_adapter *adapter;
+ struct i2c_client *client;
+
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ info.addr = 0x1b;
+ strlcpy(info.type, "wm8731", I2C_NAME_SIZE);
+
+ adapter = i2c_get_adapter(0);
+ if (!adapter) {
+ printk(KERN_ERR "can't get i2c adapter 0\n");
+ return -ENODEV;
+ }
+
+ client = i2c_new_device(adapter, &info);
+ i2c_put_adapter(adapter);
+ if (!client) {
+ printk(KERN_ERR "can't add i2c device at 0x%x\n",
+ (unsigned int)info.addr);
+ return -ENODEV;
+ }
+
+ return 0;
+}
static struct snd_soc_device at91sam9g20ek_snd_devdata = {
.card = &snd_soc_at91sam9g20ek,
.codec_dev = &soc_codec_dev_wm8731,
- .codec_data = &at91sam9g20ek_wm8731_setup,
};
static struct platform_device *at91sam9g20ek_snd_device;
@@ -340,6 +367,10 @@ static int __init at91sam9g20ek_init(void)
}
ssc_p->ssc = ssc;
+ ret = wm8731_i2c_register();
+ if (ret != 0)
+ goto err_ssc;
+
at91sam9g20ek_snd_device = platform_device_alloc("soc-audio", -1);
if (!at91sam9g20ek_snd_device) {
printk(KERN_ERR "ASoC: Platform device allocation failed\n");
@@ -359,6 +390,8 @@ static int __init at91sam9g20ek_init(void)
return ret;
err_ssc:
+ ssc_free(ssc);
+ ssc_p->ssc = NULL;
err_mclk:
clk_put(mclk);
mclk = NULL;