diff options
-rw-r--r-- | arch/arm/mach-omap2/board-3430sdp.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-omap3beagle.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-omap3evm.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-omap3pandora.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-overo.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-zoom2.c | 1 | ||||
-rw-r--r-- | drivers/mfd/twl4030-codec.c | 35 | ||||
-rw-r--r-- | include/linux/i2c/twl4030.h | 1 | ||||
-rw-r--r-- | include/linux/mfd/twl4030-codec.h | 1 |
9 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 87e69658be6..08e535d92c0 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_audio_data sdp3430_audio = { }; 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 2161d855fc9..8f0c106a449 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_audio_data beagle_audio_data = { }; 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 c0d97364dbd..25ca5f6a0d3 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_audio_data omap3evm_audio_data = { }; 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 74f75740863..ed97b54e1fa 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_audio_data omap3pandora_audio_data = { }; 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 dc550089755..e1fb50451e1 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_audio_data overo_audio_data = { }; 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 e04a4f06ed9..5fcb20f41a6 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_audio_data zoom2_audio_data = { }; 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 97103078dc2..77b914907d7 100644 --- a/drivers/mfd/twl4030-codec.c +++ b/drivers/mfd/twl4030-codec.c @@ -41,6 +41,7 @@ struct twl4030_codec_resource { }; 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 @@ int twl4030_codec_disable_resource(unsigned id) } 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 @@ static int __devinit twl4030_codec_probe(struct platform_device *pdev) 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 ba61add3e05..5306a759cbd 100644 --- a/include/linux/i2c/twl4030.h +++ b/include/linux/i2c/twl4030.h @@ -414,6 +414,7 @@ struct twl4030_codec_vibra_data { }; 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 ef0a3041d75..2ec317c68e5 100644 --- a/include/linux/mfd/twl4030-codec.h +++ b/include/linux/mfd/twl4030-codec.h @@ -267,5 +267,6 @@ enum twl4030_codec_res { 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__ */ |