Merge branch 'twl4030-mfd' into for-2.6.33
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index 87e6965..08e535d 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -415,6 +415,7 @@
};
static struct twl4030_codec_data sdp3430_codec = {
+ .audio_mclk = 26000000,
.audio = &sdp3430_audio,
};
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 2161d85..8f0c106 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -259,6 +259,7 @@
};
static struct twl4030_codec_data beagle_codec_data = {
+ .audio_mclk = 26000000,
.audio = &beagle_audio_data,
};
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index c0d9736..25ca5f6 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -199,6 +199,7 @@
};
static struct twl4030_codec_data omap3evm_codec_data = {
+ .audio_mclk = 26000000,
.audio = &omap3evm_audio_data,
};
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index 74f7574..ed97b54 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -286,6 +286,7 @@
};
static struct twl4030_codec_data omap3pandora_codec_data = {
+ .audio_mclk = 26000000,
.audio = &omap3pandora_audio_data,
};
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index dc55008..e1fb504 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -334,6 +334,7 @@
};
static struct twl4030_codec_data overo_codec_data = {
+ .audio_mclk = 26000000,
.audio = &overo_audio_data,
};
diff --git a/arch/arm/mach-omap2/board-zoom2.c b/arch/arm/mach-omap2/board-zoom2.c
index e04a4f0..5fcb20f 100644
--- a/arch/arm/mach-omap2/board-zoom2.c
+++ b/arch/arm/mach-omap2/board-zoom2.c
@@ -236,6 +236,7 @@
};
static struct twl4030_codec_data zoom2_codec_data = {
+ .audio_mclk = 26000000,
.audio = &zoom2_audio_data,
};
diff --git a/drivers/mfd/twl4030-codec.c b/drivers/mfd/twl4030-codec.c
index 9710307..77b9149 100644
--- a/drivers/mfd/twl4030-codec.c
+++ b/drivers/mfd/twl4030-codec.c
@@ -41,6 +41,7 @@
};
struct twl4030_codec {
+ unsigned int audio_mclk;
struct mutex mutex;
struct twl4030_codec_resource resource[TWL4030_CODEC_RES_MAX];
struct mfd_cell cells[TWL4030_CODEC_CELLS];
@@ -145,12 +146,45 @@
}
EXPORT_SYMBOL_GPL(twl4030_codec_disable_resource);
+unsigned int twl4030_codec_get_mclk(void)
+{
+ struct twl4030_codec *codec = platform_get_drvdata(twl4030_codec_dev);
+
+ return codec->audio_mclk;
+}
+EXPORT_SYMBOL_GPL(twl4030_codec_get_mclk);
+
static int __devinit twl4030_codec_probe(struct platform_device *pdev)
{
struct twl4030_codec *codec;
struct twl4030_codec_data *pdata = pdev->dev.platform_data;
struct mfd_cell *cell = NULL;
int ret, childs = 0;
+ u8 val;
+
+ if (!pdata) {
+ dev_err(&pdev->dev, "Platform data is missing\n");
+ return -EINVAL;
+ }
+
+ /* Configure APLL_INFREQ and disable APLL if enabled */
+ val = 0;
+ switch (pdata->audio_mclk) {
+ case 19200000:
+ val |= TWL4030_APLL_INFREQ_19200KHZ;
+ break;
+ case 26000000:
+ val |= TWL4030_APLL_INFREQ_26000KHZ;
+ break;
+ case 38400000:
+ val |= TWL4030_APLL_INFREQ_38400KHZ;
+ break;
+ default:
+ dev_err(&pdev->dev, "Invalid audio_mclk\n");
+ return -EINVAL;
+ }
+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
+ val, TWL4030_REG_APLL_CTL);
codec = kzalloc(sizeof(struct twl4030_codec), GFP_KERNEL);
if (!codec)
@@ -160,6 +194,7 @@
twl4030_codec_dev = pdev;
mutex_init(&codec->mutex);
+ codec->audio_mclk = pdata->audio_mclk;
/* Codec power */
codec->resource[TWL4030_CODEC_RES_POWER].reg = TWL4030_REG_CODEC_MODE;
diff --git a/include/linux/i2c/twl4030.h b/include/linux/i2c/twl4030.h
index ba61add..5306a75 100644
--- a/include/linux/i2c/twl4030.h
+++ b/include/linux/i2c/twl4030.h
@@ -414,6 +414,7 @@
};
struct twl4030_codec_data {
+ unsigned int audio_mclk;
struct twl4030_codec_audio_data *audio;
struct twl4030_codec_vibra_data *vibra;
};
diff --git a/include/linux/mfd/twl4030-codec.h b/include/linux/mfd/twl4030-codec.h
index ef0a304..2ec317c 100644
--- a/include/linux/mfd/twl4030-codec.h
+++ b/include/linux/mfd/twl4030-codec.h
@@ -267,5 +267,6 @@
int twl4030_codec_disable_resource(enum twl4030_codec_res id);
int twl4030_codec_enable_resource(enum twl4030_codec_res id);
+unsigned int twl4030_codec_get_mclk(void);
#endif /* End of __TWL4030_CODEC_H__ */