@@ -807,7 +807,8 @@ err_revision:
mc13xxx_add_subdevice(mc13xxx, "%s-adc");
if (mc13xxx->flags & MC13XXX_USE_CODEC)
- mc13xxx_add_subdevice(mc13xxx, "%s-codec");
+ mc13xxx_add_subdevice_pdata(mc13xxx, "%s-codec",
+ pdata->codec, sizeof(*pdata->codec));
if (mc13xxx->flags & MC13XXX_USE_RTC)
mc13xxx_add_subdevice(mc13xxx, "%s-rtc");
@@ -157,6 +157,16 @@ struct mc13xxx_buttons_platform_data {
unsigned short b3on_key;
};
+enum mc13783_ssi_port {
+ MC13783_SSI1_PORT,
+ MC13783_SSI2_PORT,
+};
+
+struct mc13xxx_codec_platform_data {
+ enum mc13783_ssi_port adc_ssi_port;
+ enum mc13783_ssi_port dac_ssi_port;
+};
+
struct mc13xxx_platform_data {
#define MC13XXX_USE_TOUCHSCREEN (1 << 0)
#define MC13XXX_USE_CODEC (1 << 1)
@@ -167,6 +177,7 @@ struct mc13xxx_platform_data {
struct mc13xxx_regulator_platform_data regulators;
struct mc13xxx_leds_platform_data *leds;
struct mc13xxx_buttons_platform_data *buttons;
+ struct mc13xxx_codec_platform_data *codec;
};
#define MC13XXX_ADC_MODE_TS 1
@@ -41,6 +41,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_MAX98095 if I2C
select SND_SOC_MAX9850 if I2C
select SND_SOC_MAX9877 if I2C
+ select SND_SOC_MC13783 if SPI
select SND_SOC_PCM3008
select SND_SOC_RT5631 if I2C
select SND_SOC_SGTL5000 if I2C
@@ -224,6 +225,9 @@ config SND_SOC_MAX98095
config SND_SOC_MAX9850
tristate
+config SND_SOC_MC13783
+ tristate
+
config SND_SOC_PCM3008
tristate
@@ -28,6 +28,7 @@ snd-soc-lm4857-objs := lm4857.o
snd-soc-max98088-objs := max98088.o
snd-soc-max98095-objs := max98095.o
snd-soc-max9850-objs := max9850.o
+snd-soc-mc13783-objs := mc13783.o
snd-soc-pcm3008-objs := pcm3008.o
snd-soc-rt5631-objs := rt5631.o
snd-soc-sgtl5000-objs := sgtl5000.o
@@ -132,6 +133,7 @@ obj-$(CONFIG_SND_SOC_JZ4740_CODEC) += snd-soc-jz4740-codec.o
obj-$(CONFIG_SND_SOC_MAX98088) += snd-soc-max98088.o
obj-$(CONFIG_SND_SOC_MAX98095) += snd-soc-max98095.o
obj-$(CONFIG_SND_SOC_MAX9850) += snd-soc-max9850.o
+obj-$(CONFIG_SND_SOC_MC13783) += snd-soc-mc13783.o
obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o
obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o
obj-$(CONFIG_SND_SOC_SGTL5000) += snd-soc-sgtl5000.o
new file mode 100644
@@ -0,0 +1,1036 @@
+/*
+ * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
+ * Copyright 2009 Sascha Hauer, s.hauer@pengutronix.de
+ *
+ * Initial development of this code was funded by
+ * Phytec Messtechnik GmbH, http://www.phytec.de
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/mfd/mc13xxx.h>
+#include <linux/slab.h>
+#include <sound/core.h>
+#include <sound/control.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/initval.h>
+#include <sound/soc-dapm.h>
+
+#include "mc13783.h"
+
+#define MC13783_AUDIO_RX0 36
+#define MC13783_AUDIO_RX1 37
+#define MC13783_AUDIO_TX 38
+#define MC13783_SSI_NETWORK 39
+#define MC13783_AUDIO_CODEC 40
+#define MC13783_AUDIO_DAC 41
+
+#define AUDIO_RX0_ALSPEN (1 << 5)
+#define AUDIO_RX0_ALSPSEL (1 << 7)
+#define AUDIO_RX0_ADDCDC (1 << 21)
+#define AUDIO_RX0_ADDSTDC (1 << 22)
+#define AUDIO_RX0_ADDRXIN (1 << 23)
+
+#define AUDIO_RX1_PGARXEN (1 << 0);
+#define AUDIO_RX1_PGASTEN (1 << 5)
+#define AUDIO_RX1_ARXINEN (1 << 10)
+
+#define AUDIO_TX_AMC1REN (1 << 5)
+#define AUDIO_TX_AMC1LEN (1 << 7)
+#define AUDIO_TX_AMC2EN (1 << 9)
+#define AUDIO_TX_ATXINEN (1 << 11)
+#define AUDIO_TX_RXINREC (1 << 13)
+
+#define SSI_NETWORK_CDCTXRXSLOT(x) (((x) & 0x3) << 2)
+#define SSI_NETWORK_CDCTXSECSLOT(x) (((x) & 0x3) << 4)
+#define SSI_NETWORK_CDCRXSECSLOT(x) (((x) & 0x3) << 6)
+#define SSI_NETWORK_CDCRXSECGAIN(x) (((x) & 0x3) << 8)
+#define SSI_NETWORK_CDCSUMGAIN(x) (1 << 10)
+#define SSI_NETWORK_CDCFSDLY(x) (1 << 11)
+#define SSI_NETWORK_DAC_SLOTS_8 (1 << 12)
+#define SSI_NETWORK_DAC_SLOTS_4 (2 << 12)
+#define SSI_NETWORK_DAC_SLOTS_2 (3 << 12)
+#define SSI_NETWORK_DAC_SLOT_MASK (3 << 12)
+#define SSI_NETWORK_DAC_RXSLOT_0_1 (0 << 14)
+#define SSI_NETWORK_DAC_RXSLOT_2_3 (1 << 14)
+#define SSI_NETWORK_DAC_RXSLOT_4_5 (2 << 14)
+#define SSI_NETWORK_DAC_RXSLOT_6_7 (3 << 14)
+#define SSI_NETWORK_DAC_RXSLOT_MASK (3 << 14)
+#define SSI_NETWORK_STDCRXSECSLOT(x) (((x) & 0x3) << 16)
+#define SSI_NETWORK_STDCRXSECGAIN(x) (((x) & 0x3) << 18)
+#define SSI_NETWORK_STDCSUMGAIN (1 << 20)
+
+/*
+ * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same
+ * register layout
+ */
+#define AUDIO_SSI_SEL (1 << 0)
+#define AUDIO_CLK_SEL (1 << 1)
+#define AUDIO_CSM (1 << 2)
+#define AUDIO_BCL_INV (1 << 3)
+#define AUDIO_CFS_INV (1 << 4)
+#define AUDIO_CFS(x) (((x) & 0x3) << 5)
+#define AUDIO_CLK(x) (((x) & 0x7) << 7)
+#define AUDIO_C_EN (1 << 11)
+#define AUDIO_C_CLK_EN (1 << 12)
+#define AUDIO_C_RESET (1 << 15)
+
+#define AUDIO_CODEC_CDCFS8K16K (1 << 10)
+#define AUDIO_DAC_CFS_DLY_B (1 << 10)
+
+struct mc13783_priv {
+ struct snd_soc_codec codec;
+ struct mc13xxx *mc13xxx;
+
+ u32 reg_cache[42];
+
+ int mc13783_asp_val;
+ int mc13783_alsp_val;
+ enum mc13783_ssi_port adc_ssi_port;
+ enum mc13783_ssi_port dac_ssi_port;
+ int mc13783_ahsout_val;
+};
+
+static unsigned int mc13783_read(struct snd_soc_codec *codec,
+ unsigned int reg)
+{
+ struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
+
+ return priv->reg_cache[reg];
+}
+
+static int mc13783_write(struct snd_soc_codec *codec,
+ unsigned int reg, unsigned int value)
+{
+ struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
+ int ret;
+
+ mc13xxx_lock(priv->mc13xxx);
+ priv->reg_cache[reg] = value;
+
+ ret = mc13xxx_reg_write(priv->mc13xxx, reg, value);
+
+ mc13xxx_unlock(priv->mc13xxx);
+
+ return ret;
+}
+
+/* Mapping between sample rates and register value */
+static unsigned int mc13783_rates[] = {
+ 8000, 11025, 12000, 16000,
+ 22050, 24000, 32000, 44100,
+ 48000, 64000, 96000
+};
+
+static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_codec *codec = rtd->codec;
+ unsigned int rate = params_rate(params);
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) {
+ if (rate == mc13783_rates[i]) {
+ snd_soc_update_bits(codec, MC13783_AUDIO_DAC,
+ 0xf << 17, i << 17);
+ return 0;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_codec *codec = rtd->codec;
+ unsigned int rate = params_rate(params);
+ unsigned int val;
+
+ switch (rate) {
+ case 8000:
+ val = 0;
+ break;
+ case 16000:
+ val = AUDIO_CODEC_CDCFS8K16K;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K,
+ val);
+
+ return 0;
+}
+
+static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ return mc13783_pcm_hw_params_dac(substream, params, dai);
+ else
+ return mc13783_pcm_hw_params_codec(substream, params, dai);
+}
+
+static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt, unsigned int reg)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int val;
+
+ val = mc13783_read(codec, reg);
+
+ val &= ~AUDIO_CFS(3);
+ val &= ~AUDIO_BCL_INV;
+ val &= ~AUDIO_CFS_INV;
+ val &= ~AUDIO_CSM;
+ val &= ~AUDIO_C_CLK_EN;
+
+ /* DAI mode */
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ val |= AUDIO_CFS(2);
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ val |= AUDIO_CFS(1);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* DAI clock inversion */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ val |= AUDIO_BCL_INV;
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ val |= AUDIO_BCL_INV;
+ val |= AUDIO_CFS_INV;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_IF:
+ val |= AUDIO_CFS_INV;
+ break;
+ }
+
+ /* DAI clock master masks */
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ val |= AUDIO_C_CLK_EN;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ val |= AUDIO_CSM;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFS:
+ case SND_SOC_DAIFMT_CBS_CFM:
+ return -EINVAL;
+ }
+
+ val |= AUDIO_C_RESET;
+
+ mc13783_write(codec, reg, val);
+
+ return 0;
+}
+
+static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ if (dai->id == MC13783_ID_STEREO_DAC)
+ return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
+ else
+ return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
+}
+
+static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ int ret;
+
+ ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
+ if (ret)
+ return ret;
+
+ /*
+ * In synchronous mode force the voice codec into slave mode
+ * so that the clock / framesync from the stereo DAC is used
+ */
+ fmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
+ fmt |= SND_SOC_DAIFMT_CBS_CFS;
+ ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
+
+ return ret;
+}
+
+static int mc13783_sysclk[] = {
+ 13000000,
+ 15360000,
+ 16800000,
+ -1,
+ 26000000,
+ -1, /* 12000000, invalid for voice codec */
+ -1, /* 3686400, invalid for voice codec */
+ 33600000,
+};
+
+static int mc13783_set_sysclk(struct snd_soc_dai *dai,
+ int clk_id, unsigned int freq, int dir,
+ unsigned int reg)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ int clk;
+ unsigned int val;
+
+ val = mc13783_read(codec, reg);
+
+ val &= ~AUDIO_CLK(0x7);
+ val &= ~AUDIO_CLK_SEL;
+
+ for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) {
+ if (mc13783_sysclk[clk] < 0)
+ continue;
+ if (mc13783_sysclk[clk] == freq)
+ break;
+ }
+
+ if (clk == ARRAY_SIZE(mc13783_sysclk))
+ return -EINVAL;
+
+ if (clk_id == MC13783_CLK_CLIB)
+ val |= AUDIO_CLK_SEL;
+
+ val |= AUDIO_CLK(clk);
+
+ mc13783_write(codec, reg, val);
+
+ return 0;
+}
+
+static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
+}
+
+static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
+}
+
+static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ int ret;
+
+ ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
+ if (ret)
+ return ret;
+
+ return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
+}
+
+static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai,
+ unsigned int tx_mask, unsigned int rx_mask, int slots,
+ int slot_width)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int val;
+
+ val = mc13783_read(codec, MC13783_SSI_NETWORK);
+
+ val &= ~SSI_NETWORK_DAC_SLOT_MASK;
+ val &= ~SSI_NETWORK_DAC_RXSLOT_MASK;
+
+ switch (slots) {
+ case 2:
+ val |= SSI_NETWORK_DAC_SLOTS_2;
+ break;
+ case 4:
+ val |= SSI_NETWORK_DAC_SLOTS_4;
+ break;
+ case 8:
+ val |= SSI_NETWORK_DAC_SLOTS_8;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (rx_mask) {
+ case 0xfffffffc:
+ val |= SSI_NETWORK_DAC_RXSLOT_0_1;
+ break;
+ case 0xfffffff3:
+ val |= SSI_NETWORK_DAC_RXSLOT_2_3;
+ break;
+ case 0xffffffcf:
+ val |= SSI_NETWORK_DAC_RXSLOT_4_5;
+ break;
+ case 0xffffff3f:
+ val |= SSI_NETWORK_DAC_RXSLOT_6_7;
+ break;
+ default:
+ return -EINVAL;
+ };
+
+ mc13783_write(codec, MC13783_SSI_NETWORK, val);
+
+ return 0;
+}
+
+static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai,
+ unsigned int tx_mask, unsigned int rx_mask, int slots,
+ int slot_width)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int val;
+
+ if (slots != 4)
+ return -EINVAL;
+
+ if (tx_mask != 0xfffffffc)
+ return -EINVAL;
+
+ val = mc13783_read(codec, MC13783_SSI_NETWORK);
+
+ val &= ~(0x3f << 0);
+ val |= (0x00 << 2); /* primary timeslot RX/TX(?) is 0 */
+ val |= (0x01 << 4); /* secondary timeslot TX is 1 */
+
+ mc13783_write(codec, MC13783_SSI_NETWORK, val);
+
+ return 0;
+}
+
+static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai,
+ unsigned int tx_mask, unsigned int rx_mask, int slots,
+ int slot_width)
+{
+ int ret;
+
+ ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots,
+ slot_width);
+ if (ret)
+ return ret;
+
+ ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots,
+ slot_width);
+
+ return ret;
+}
+
+static void mc13783_startup(struct snd_soc_dai *dai, int reg)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int val;
+
+ val = mc13783_read(codec, reg);
+ val &= ~AUDIO_C_RESET;
+ val |= AUDIO_C_EN;
+ mc13783_write(codec, reg, val);
+}
+
+static int mc13783_startup_dac(struct snd_pcm_substream *stream,
+ struct snd_soc_dai *dai)
+{
+ mc13783_startup(dai, MC13783_AUDIO_DAC);
+ return 0;
+}
+
+static int mc13783_startup_codec(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ mc13783_startup(dai, MC13783_AUDIO_CODEC);
+ return 0;
+}
+
+static int mc13783_startup_sync(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ mc13783_startup(dai, MC13783_AUDIO_DAC);
+ else
+ mc13783_startup(dai, MC13783_AUDIO_CODEC);
+ return 0;
+}
+
+static void mc13783_shutdown(struct snd_soc_dai *dai, int reg)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int val;
+
+ val = mc13783_read(codec, reg);
+ mc13783_write(codec, reg, val & ~AUDIO_C_EN);
+}
+
+static void mc13783_shutdown_dac(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ mc13783_shutdown(dai, MC13783_AUDIO_DAC);
+}
+
+static void mc13783_shutdown_codec(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ mc13783_shutdown(dai, MC13783_AUDIO_CODEC);
+}
+
+static void mc13783_shutdown_sync(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ mc13783_shutdown(dai, MC13783_AUDIO_DAC);
+ else
+ mc13783_shutdown(dai, MC13783_AUDIO_CODEC);
+}
+
+static int mc13783_get_alsp(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
+
+ ucontrol->value.integer.value[0] = priv->mc13783_alsp_val;
+
+ return 0;
+}
+
+static int mc13783_put_alsp(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
+ unsigned int val;
+
+ priv->mc13783_alsp_val = ucontrol->value.integer.value[0];
+
+ val = mc13783_read(codec, MC13783_AUDIO_RX0);
+
+ val &= ~(AUDIO_RX0_ALSPEN | AUDIO_RX0_ALSPSEL);
+
+ if (priv->mc13783_alsp_val)
+ val |= AUDIO_RX0_ALSPEN;
+
+ if (priv->mc13783_alsp_val == 2)
+ val |= AUDIO_RX0_ALSPSEL;
+
+ mc13783_write(codec, MC13783_AUDIO_RX0, val);
+
+ return 0;
+}
+
+static int mc13783_ahsout_i_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
+
+ ucontrol->value.integer.value[0] = priv->mc13783_ahsout_val;
+
+ return 0;
+}
+
+static int mc13783_ahsout_i_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
+ unsigned int reg;
+
+ priv->mc13783_ahsout_val = ucontrol->value.integer.value[0];
+
+ reg = mc13783_read(codec, MC13783_AUDIO_RX0);
+
+ reg &= ~((1 << 13) | (1 << 14));
+
+ if (priv->mc13783_ahsout_val == 1)
+ reg |= 1 << 13;
+ else if (priv->mc13783_ahsout_val == 2)
+ reg |= 1 << 14;
+
+
+ mc13783_write(codec, MC13783_AUDIO_RX0, reg);
+
+ return 0;
+}
+
+static int mc13783_pcm_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ int val;
+
+ val = mc13783_read(codec, MC13783_AUDIO_RX0);
+ ucontrol->value.enumerated.item[0] = (val >> 22) & 1;
+
+ return 0;
+}
+
+static int mc13783_pcm_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ unsigned int r36, r37;
+
+ r36 = mc13783_read(codec, MC13783_AUDIO_RX0);
+ r37 = mc13783_read(codec, MC13783_AUDIO_RX1);
+
+ r36 &= ~AUDIO_RX0_ADDSTDC;
+ r37 &= ~AUDIO_RX1_PGASTEN;
+
+ if (ucontrol->value.enumerated.item[0]) {
+ r36 |= AUDIO_RX0_ADDSTDC;
+ r37 |= AUDIO_RX1_PGASTEN;
+ }
+
+ mc13783_write(codec, MC13783_AUDIO_RX0, r36);
+ mc13783_write(codec, MC13783_AUDIO_RX1, r37);
+
+ return 0;
+}
+
+static int mc13783_linein_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ int val;
+
+ val = mc13783_read(codec, MC13783_AUDIO_RX0);
+ ucontrol->value.enumerated.item[0] = (val >> 23) & 1;
+
+ return 0;
+}
+
+static int mc13783_linein_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ unsigned int r36, r37;
+
+ r36 = mc13783_read(codec, MC13783_AUDIO_RX0);
+ r37 = mc13783_read(codec, MC13783_AUDIO_RX1);
+
+ r36 &= ~AUDIO_RX0_ADDRXIN;
+ r37 &= ~AUDIO_RX1_ARXINEN;
+
+ if (ucontrol->value.enumerated.item[0]) {
+ r36 |= AUDIO_RX0_ADDRXIN;
+ r37 |= AUDIO_RX1_ARXINEN;
+ }
+
+ mc13783_write(codec, MC13783_AUDIO_RX0, r36);
+ mc13783_write(codec, MC13783_AUDIO_RX1, r37);
+
+ return 0;
+}
+
+static int mc13783_voice_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ int val;
+
+ val = mc13783_read(codec, MC13783_AUDIO_RX0);
+ ucontrol->value.enumerated.item[0] = (val >> 21) & 1;
+
+ return 0;
+}
+
+static int mc13783_voice_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ unsigned int r36, r37;
+
+ r36 = mc13783_read(codec, MC13783_AUDIO_RX0);
+ r37 = mc13783_read(codec, MC13783_AUDIO_RX1);
+
+ r36 &= ~AUDIO_RX0_ADDCDC;
+ r37 &= ~AUDIO_RX1_PGARXEN;
+
+ if (ucontrol->value.enumerated.item[0]) {
+ r36 |= AUDIO_RX0_ADDCDC;
+ r37 |= AUDIO_RX1_PGARXEN;
+ }
+
+ mc13783_write(codec, MC13783_AUDIO_RX0, r36);
+ mc13783_write(codec, MC13783_AUDIO_RX1, r37);
+
+ return 0;
+}
+
+static int mc13783_capure_cache;
+
+static int mc13783_get_capture(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.enumerated.item[0] = mc13783_capure_cache;
+ return 0;
+}
+
+static int mc13783_put_capture(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ unsigned int r38, change;
+
+ r38 = mc13783_read(codec, MC13783_AUDIO_TX);
+
+ change = (mc13783_capure_cache != ucontrol->value.enumerated.item[0]);
+ mc13783_capure_cache = ucontrol->value.enumerated.item[0];
+ r38 &= ~(AUDIO_TX_AMC1REN | AUDIO_TX_AMC2EN | AUDIO_TX_ATXINEN |
+ AUDIO_TX_RXINREC | AUDIO_TX_AMC1LEN);
+
+ switch (mc13783_capure_cache) {
+ case 0:
+ break;
+ case 1:
+ r38 |= AUDIO_TX_RXINREC;
+ break;
+ case 2:
+ r38 |= AUDIO_TX_AMC1REN | AUDIO_TX_AMC1LEN;
+ break;
+ case 3:
+ r38 |= AUDIO_TX_AMC1REN;
+ break;
+ case 4:
+ r38 |= AUDIO_TX_AMC2EN;
+ break;
+ case 5:
+ r38 |= AUDIO_TX_AMC1LEN | AUDIO_TX_AMC2EN;
+ break;
+ case 6:
+ r38 |= AUDIO_TX_ATXINEN;
+ break;
+ case 7:
+ r38 |= AUDIO_TX_AMC1LEN | AUDIO_TX_ATXINEN;
+ break;
+ case 8:
+ r38 |= AUDIO_TX_AMC1LEN | AUDIO_TX_RXINREC;
+ break;
+ case 9:
+ r38 |= AUDIO_TX_AMC1LEN;
+ break;
+ default:
+ break;
+ }
+
+ mc13783_write(codec, MC13783_AUDIO_TX, r38);
+
+ return change;
+}
+
+static const char *mc13783_asp[] = {"Off", "Codec", "Right"};
+static const char *mc13783_alsp[] = {"Off", "Codec", "Right"};
+
+static const char *mc13783_ahs[] = {"Codec", "Mixer"};
+
+static const char *mc13783_ahsout[] = {"Off", "Auto", "On"};
+
+static const char *mc13783_arxout[] = {"Codec", "Mixer"};
+
+static const char *mc13783_capture[] = {"off/off", "rxinl/rxinr",
+ "mc1lin/mc1rin", "off/mc1rin", "off/mc2in", "mc1lin/mc2in",
+ "off/txin", "mc1lin/txin", "mc1lin/rxinr", "mc1lin/off"};
+
+static const char *mc13783_3d_mixer[] = {"Stereo", "Phase Mix",
+ "Mono", "Mono Mix"};
+
+static const struct soc_enum mc13783_enum_asp =
+ SOC_ENUM_SINGLE(MC13783_AUDIO_RX0, 3, ARRAY_SIZE(mc13783_asp), mc13783_asp);
+
+static const struct soc_enum mc13783_enum_alsp =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mc13783_alsp), mc13783_alsp);
+
+static const struct soc_enum mc13783_enum_ahs =
+ SOC_ENUM_SINGLE(MC13783_AUDIO_RX0, 11, ARRAY_SIZE(mc13783_ahs),
+ mc13783_ahs);
+
+static const struct soc_enum mc13783_enum_ahsout =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mc13783_ahsout), mc13783_ahsout);
+
+static const struct soc_enum mc13783_enum_arxout =
+ SOC_ENUM_SINGLE(MC13783_AUDIO_RX0, 17, ARRAY_SIZE(mc13783_arxout),
+ mc13783_arxout);
+
+static const struct soc_enum mc13783_enum_capture =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mc13783_capture), mc13783_capture);
+
+static const struct soc_enum mc13783_enum_3d_mixer =
+ SOC_ENUM_SINGLE(MC13783_AUDIO_RX1, 16, ARRAY_SIZE(mc13783_3d_mixer),
+ mc13783_3d_mixer);
+
+static struct snd_kcontrol_new mc13783_control_list[] = {
+ /* Output Routing */
+ SOC_ENUM("Asp Source", mc13783_enum_asp),
+ SOC_ENUM_EXT("Alsp Source", mc13783_enum_alsp, mc13783_get_alsp,
+ mc13783_put_alsp),
+ SOC_ENUM("Ahs Source", mc13783_enum_ahs),
+ SOC_SINGLE("Ahsr enable", MC13783_AUDIO_RX0, 9, 1, 0),
+ SOC_SINGLE("Ahsl enable", MC13783_AUDIO_RX0, 10, 1, 0),
+ SOC_ENUM_EXT("Ahs enable", mc13783_enum_ahsout, mc13783_ahsout_i_get,
+ mc13783_ahsout_i_put),
+ SOC_ENUM("Arxout Source", mc13783_enum_arxout),
+ SOC_SINGLE("ArxoutR enable", MC13783_AUDIO_RX0, 16, 1, 0),
+ SOC_SINGLE("ArxoutL enable", MC13783_AUDIO_RX0, 15, 1, 0),
+ SOC_SINGLE_EXT("PCM Playback Switch", 0, 0, 1, 0, mc13783_pcm_get,
+ mc13783_pcm_put),
+ SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0),
+ SOC_SINGLE_EXT("Line in Switch", 0, 0, 1, 0, mc13783_linein_get,
+ mc13783_linein_put),
+ SOC_SINGLE("Line in Volume", MC13783_AUDIO_RX1, 12, 15, 0),
+ SOC_ENUM_EXT("Capture Source", mc13783_enum_capture, mc13783_get_capture,
+ mc13783_put_capture),
+ SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0),
+ SOC_ENUM("3D Control", mc13783_enum_3d_mixer),
+ SOC_SINGLE("MC1 Bias enable", 38, 0, 1, 0),
+ SOC_SINGLE("MC2 Bias enable", 38, 1, 1, 0),
+ SOC_SINGLE("Codec Bypass enable", MC13783_AUDIO_CODEC, 16, 1, 0),
+ SOC_SINGLE_EXT("Voice Codec Switch", 0, 0, 1, 0, mc13783_voice_get,
+ mc13783_voice_put),
+ SOC_SINGLE("Voice Codec Volume", MC13783_AUDIO_RX1, 1, 15, 0),
+};
+
+static int mc13783_probe(struct snd_soc_codec *codec)
+{
+ struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
+ int i, ret = 0, val;
+
+ /* these are the reset values */
+ priv->reg_cache[MC13783_AUDIO_RX0] = 0x001E00;
+ priv->reg_cache[MC13783_AUDIO_RX1] = 0x00d35A;
+ priv->reg_cache[MC13783_AUDIO_TX] = 0x420000;
+ priv->reg_cache[MC13783_SSI_NETWORK] = 0x013060;
+ priv->reg_cache[MC13783_AUDIO_CODEC] = 0x180027;
+ priv->reg_cache[MC13783_AUDIO_DAC] = 0x0e0004;
+
+ /* VAUDIOON -> supply audio part, BIAS enable */
+ priv->reg_cache[MC13783_AUDIO_RX0] |= 0x3;
+
+ priv->mc13783_ahsout_val = 2;
+
+ for (i = 36; i < 42; i++)
+ mc13783_write(codec, i, priv->reg_cache[i]);
+
+ snd_soc_add_controls(codec, mc13783_control_list,
+ ARRAY_SIZE(mc13783_control_list));
+
+ val = mc13783_read(codec, MC13783_AUDIO_CODEC);
+ if (priv->adc_ssi_port == MC13783_SSI1_PORT)
+ val &= ~AUDIO_SSI_SEL;
+ else
+ val |= AUDIO_SSI_SEL;
+ mc13783_write(codec, MC13783_AUDIO_CODEC, val);
+
+ val = mc13783_read(codec, MC13783_AUDIO_DAC);
+ if (priv->dac_ssi_port == MC13783_SSI1_PORT)
+ val &= ~AUDIO_SSI_SEL;
+ else
+ val |= AUDIO_SSI_SEL;
+ mc13783_write(codec, MC13783_AUDIO_DAC, val);
+
+ return ret;
+}
+
+static int mc13783_remove(struct snd_soc_codec *codec)
+{
+ unsigned int val;
+
+ val = mc13783_read(codec, MC13783_AUDIO_RX0);
+
+ /* VAUDIOON -> switch off audio part, BIAS disable */
+ val &= ~0x3;
+
+ mc13783_write(codec, MC13783_AUDIO_RX0, val);
+
+ return 0;
+}
+
+#define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000)
+
+#define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
+ SNDRV_PCM_FMTBIT_S24_LE)
+
+static struct snd_soc_dai_ops mc13783_ops_dac = {
+ .hw_params = mc13783_pcm_hw_params_dac,
+ .set_fmt = mc13783_set_fmt_async,
+ .set_sysclk = mc13783_set_sysclk_dac,
+ .set_tdm_slot = mc13783_set_tdm_slot_dac,
+ .prepare = mc13783_startup_dac,
+ .shutdown = mc13783_shutdown_dac,
+};
+
+static struct snd_soc_dai_ops mc13783_ops_codec = {
+ .hw_params = mc13783_pcm_hw_params_codec,
+ .set_fmt = mc13783_set_fmt_async,
+ .set_sysclk = mc13783_set_sysclk_codec,
+ .set_tdm_slot = mc13783_set_tdm_slot_codec,
+ .prepare = mc13783_startup_codec,
+ .shutdown = mc13783_shutdown_codec,
+};
+
+/*
+ * The mc13783 has two SSI ports, both of them can be routed either
+ * to the voice codec or the stereo DAC. When two different SSI ports
+ * are used for the voice codec and the stereo DAC we can do different
+ * formats and sysclock settings for playback and capture
+ * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port
+ * forces us to use symmetric rates (mc13783-hifi).
+ */
+static struct snd_soc_dai_driver mc13783_dai_async[] = {
+ {
+ .name = "mc13783-hifi-playback",
+ .id = MC13783_ID_STEREO_DAC,
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = MC13783_FORMATS,
+ },
+ .ops = &mc13783_ops_dac,
+ }, {
+ .name = "mc13783-hifi-capture",
+ .id = MC13783_ID_STEREO_CODEC,
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = MC13783_RATES_RECORD,
+ .formats = MC13783_FORMATS,
+ },
+ .ops = &mc13783_ops_codec,
+ },
+};
+
+static struct snd_soc_dai_ops mc13783_ops_sync = {
+ .hw_params = mc13783_pcm_hw_params_sync,
+ .set_fmt = mc13783_set_fmt_sync,
+ .set_sysclk = mc13783_set_sysclk_sync,
+ .set_tdm_slot = mc13783_set_tdm_slot_sync,
+ .prepare = mc13783_startup_sync,
+ .shutdown = mc13783_shutdown_sync,
+};
+
+static struct snd_soc_dai_driver mc13783_dai_sync[] = {
+ {
+ .name = "mc13783-hifi",
+ .id = MC13783_ID_SYNC,
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = MC13783_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = MC13783_RATES_RECORD,
+ .formats = MC13783_FORMATS,
+ },
+ .ops = &mc13783_ops_sync,
+ .symmetric_rates = 1,
+ }
+};
+
+static struct snd_soc_codec_driver soc_codec_dev_mc13783 = {
+ .probe = mc13783_probe,
+ .remove = mc13783_remove,
+ .read = mc13783_read,
+ .write = mc13783_write,
+};
+
+static int mc13783_codec_probe(struct platform_device *pdev)
+{
+ struct mc13xxx *mc13xxx;
+ struct mc13783_priv *priv;
+ struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data;
+ int ret;
+
+ mc13xxx = dev_get_drvdata(pdev->dev.parent);
+
+ priv = kzalloc(sizeof(struct mc13783_priv), GFP_KERNEL);
+ if (priv == NULL)
+ return -ENOMEM;
+
+ dev_set_drvdata(&pdev->dev, priv);
+ priv->mc13xxx = mc13xxx;
+ if (pdata) {
+ priv->adc_ssi_port = pdata->adc_ssi_port;
+ priv->dac_ssi_port = pdata->dac_ssi_port;
+ } else {
+ priv->adc_ssi_port = MC13783_SSI1_PORT;
+ priv->dac_ssi_port = MC13783_SSI2_PORT;
+ }
+
+ if (priv->adc_ssi_port == priv->dac_ssi_port)
+ ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
+ mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync));
+ else
+ ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
+ mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async));
+
+ if (ret)
+ goto err_register_codec;
+
+ return 0;
+
+err_register_codec:
+ dev_err(&pdev->dev, "register codec failed with %d\n", ret);
+ kfree(priv);
+
+ return ret;
+}
+
+static int mc13783_codec_remove(struct platform_device *pdev)
+{
+ snd_soc_unregister_codec(&pdev->dev);
+
+ return 0;
+}
+
+static struct platform_driver mc13783_codec_driver = {
+ .driver = {
+ .name = "mc13783-codec",
+ .owner = THIS_MODULE,
+ },
+ .probe = mc13783_codec_probe,
+ .remove = __devexit_p(mc13783_codec_remove),
+};
+
+static __init int mc13783_init(void)
+{
+ return platform_driver_register(&mc13783_codec_driver);
+}
+
+static __exit void mc13783_exit(void)
+{
+ platform_driver_unregister(&mc13783_codec_driver);
+}
+
+module_init(mc13783_init);
+module_exit(mc13783_exit);
+
+MODULE_DESCRIPTION("ASoC MC13783 driver");
+MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>");
+MODULE_LICENSE("GPL");
new file mode 100644
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef MC13783_MIXER_H
+#define MC13783_MIXER_H
+
+extern int mc13783_add_ctl(struct snd_card*, void *);
+
+#define MC13783_CLK_CLIA 1
+#define MC13783_CLK_CLIB 2
+
+#define MC13783_ID_STEREO_DAC 1
+#define MC13783_ID_STEREO_CODEC 2
+#define MC13783_ID_SYNC 3
+
+#endif /* MC13783_MIXER_H */