/*
* sound/arm/omap/omap-alsa-tsc2101.c
- *
- * Alsa codec Driver for TSC2101 chip for OMAP platform boards.
+ *
+ * Alsa codec Driver for TSC2101 chip for OMAP platform boards.
* Code obtained from oss omap drivers
*
* Copyright (C) 2004 Texas Instruments, Inc.
* Written by Nishanth Menon and Sriram Kannan
- *
+ *
* Copyright (C) 2006 Instituto Nokia de Tecnologia - INdT - Manaus Brazil
* Alsa modularization by Daniel Petrini (d.pensator@gmail.com)
- *
+ *
* Copyright (C) 2006 Mika Laitio <lamikr@cc.jyu.fi>
*
* This program is free software; you can redistribute it and/or modify it
#include <linux/soundcard.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
-#include <asm/io.h>
-#include <asm/arch/mcbsp.h>
-
+#include <linux/spi/tsc2101.h>
+#include <linux/io.h>
#include <linux/slab.h>
#ifdef CONFIG_PM
#include <linux/pm.h>
#endif
-#include <asm/mach-types.h>
-#include <asm/arch/dma.h>
-#include <asm/arch/clock.h>
+#include <asm/mach-types.h>
+#include <mach/dma.h>
+#include <mach/clock.h>
+#include <mach/mcbsp.h>
#include <asm/hardware/tsc2101.h>
-#include <../drivers/ssi/omap-tsc2101.h>
+#include <mach/omap-alsa.h>
-#include <asm/arch/omap-alsa.h>
#include "omap-alsa-tsc2101.h"
-static struct clk *tsc2101_mclk = 0;
+struct mcbsp_dev_info mcbsp_dev;
+
+static struct clk *tsc2101_mclk;
-//#define DUMP_TSC2101_AUDIO_REGISTERS
+/* #define DUMP_TSC2101_AUDIO_REGISTERS */
#undef DUMP_TSC2101_AUDIO_REGISTERS
/*
- * Hardware capabilities
+ * Hardware capabilities
*/
/*
{8727, 6, 0},
/* Div 5 */
{8820, 5, 1},
- {9600, 5, 0},
+ {9600, 5, 0},
/* Div 4 */
{11025, 4, 1},
{12000, 4, 0},
{32000, 1, 0},
/* Div 1 */
{44100, 0, 1},
- {48000, 0, 0},
+ {48000, 0, 0},
};
static struct snd_pcm_hardware tsc2101_snd_omap_alsa_playback = {
- .info = (SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
- SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID),
+ .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
+ SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID,
#ifdef CONFIG_MACH_OMAP_H6300
- .formats = (SNDRV_PCM_FMTBIT_S8),
+ .formats = SNDRV_PCM_FMTBIT_S8,
#else
- .formats = (SNDRV_PCM_FMTBIT_S16_LE),
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
#endif
- .rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |
SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 |
SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
- SNDRV_PCM_RATE_KNOT),
+ SNDRV_PCM_RATE_KNOT,
.rate_min = 7350,
.rate_max = 48000,
.channels_min = 2,
.fifo_size = 0,
};
-static snd_pcm_hardware_t tsc2101_snd_omap_alsa_capture = {
- .info = (SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
- SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID),
- .formats = (SNDRV_PCM_FMTBIT_S16_LE),
- .rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |
+static struct snd_pcm_hardware tsc2101_snd_omap_alsa_capture = {
+ .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
+ SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |
SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 |
SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
- SNDRV_PCM_RATE_KNOT),
+ SNDRV_PCM_RATE_KNOT,
.rate_min = 7350,
.rate_max = 48000,
.channels_min = 2,
.fifo_size = 0,
};
-/*
+/*
* Simplified write for tsc2101 audio registers.
*/
inline void tsc2101_audio_write(u8 address, u16 data)
{
- omap_tsc2101_write(PAGE2_AUDIO_CODEC_REGISTERS, address, data);
+ tsc2101_write_sync(mcbsp_dev.tsc2101_dev, PAGE2_AUDIO_CODEC_REGISTERS,
+ address, data);
}
-/*
+/*
* Simplified read for tsc2101 audio registers.
*/
inline u16 tsc2101_audio_read(u8 address)
{
- return (omap_tsc2101_read(PAGE2_AUDIO_CODEC_REGISTERS, address));
+ return (tsc2101_read_sync(mcbsp_dev.tsc2101_dev,
+ PAGE2_AUDIO_CODEC_REGISTERS, address));
}
#ifdef DUMP_TSC2101_AUDIO_REGISTERS
-void dump_tsc2101_audio_reg(void) {
- printk("TSC2101_AUDIO_CTRL_1 = 0x%04x\n", tsc2101_audio_read(TSC2101_AUDIO_CTRL_1));
- printk("TSC2101_HEADSET_GAIN_CTRL = 0x%04x\n", tsc2101_audio_read(TSC2101_HEADSET_GAIN_CTRL));
- printk("TSC2101_DAC_GAIN_CTRL = 0x%04x\n", tsc2101_audio_read(TSC2101_DAC_GAIN_CTRL));
- printk("TSC2101_MIXER_PGA_CTRL = 0x%04x\n", tsc2101_audio_read(TSC2101_MIXER_PGA_CTRL));
- printk("TSC2101_AUDIO_CTRL_2 = 0x%04x\n", tsc2101_audio_read(TSC2101_AUDIO_CTRL_2));
- printk("TSC2101_CODEC_POWER_CTRL = 0x%04x\n", tsc2101_audio_read(TSC2101_CODEC_POWER_CTRL));
- printk("TSC2101_AUDIO_CTRL_3 = 0x%04x\n", tsc2101_audio_read(TSC2101_AUDIO_CTRL_3));
- printk("TSC2101_LCH_BASS_BOOST_N0 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N0));
- printk("TSC2101_LCH_BASS_BOOST_N1 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N1));
- printk("TSC2101_LCH_BASS_BOOST_N2 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N2));
- printk("TSC2101_LCH_BASS_BOOST_N3 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N3));
- printk("TSC2101_LCH_BASS_BOOST_N4 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N4));
- printk("TSC2101_LCH_BASS_BOOST_N5 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N5));
- printk("TSC2101_LCH_BASS_BOOST_D1 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_D1));
- printk("TSC2101_LCH_BASS_BOOST_D2 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_D2));
- printk("TSC2101_LCH_BASS_BOOST_D4 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_D4));
- printk("TSC2101_LCH_BASS_BOOST_D5 = 0x%04x\n", tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_D5));
-
- printk("TSC2101_RCH_BASS_BOOST_N0 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N0));
- printk("TSC2101_RCH_BASS_BOOST_N1 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N1));
- printk("TSC2101_RCH_BASS_BOOST_N2 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N2));
- printk("TSC2101_RCH_BASS_BOOST_N3 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N3));
- printk("TSC2101_RCH_BASS_BOOST_N4 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N4));
- printk("TSC2101_RCH_BASS_BOOST_N5 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N5));
- printk("TSC2101_RCH_BASS_BOOST_D1 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_D1));
- printk("TSC2101_RCH_BASS_BOOST_D2 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_D2));
- printk("TSC2101_RCH_BASS_BOOST_D4 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_D4));
- printk("TSC2101_RCH_BASS_BOOST_D5 = 0x%04x\n", tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_D5));
-
- printk("TSC2101_PLL_PROG_1 = 0x%04x\n", tsc2101_audio_read(TSC2101_PLL_PROG_1));
- printk("TSC2101_PLL_PROG_1 = 0x%04x\n", tsc2101_audio_read(TSC2101_PLL_PROG_2));
- printk("TSC2101_AUDIO_CTRL_4 = 0x%04x\n", tsc2101_audio_read(TSC2101_AUDIO_CTRL_4));
- printk("TSC2101_HANDSET_GAIN_CTRL = 0x%04x\n", tsc2101_audio_read(TSC2101_HANDSET_GAIN_CTRL));
- printk("TSC2101_BUZZER_GAIN_CTRL = 0x%04x\n", tsc2101_audio_read(TSC2101_BUZZER_GAIN_CTRL));
- printk("TSC2101_AUDIO_CTRL_5 = 0x%04x\n", tsc2101_audio_read(TSC2101_AUDIO_CTRL_5));
- printk("TSC2101_AUDIO_CTRL_6 = 0x%04x\n", tsc2101_audio_read(TSC2101_AUDIO_CTRL_6));
- printk("TSC2101_AUDIO_CTRL_7 = 0x%04x\n", tsc2101_audio_read(TSC2101_AUDIO_CTRL_7));
- printk("TSC2101_GPIO_CTRL = 0x%04x\n", tsc2101_audio_read(TSC2101_GPIO_CTRL));
- printk("TSC2101_AGC_CTRL = 0x%04x\n", tsc2101_audio_read(TSC2101_AGC_CTRL));
- printk("TSC2101_POWERDOWN_STS = 0x%04x\n", tsc2101_audio_read(TSC2101_POWERDOWN_STS));
- printk("TSC2101_MIC_AGC_CONTROL = 0x%04x\n", tsc2101_audio_read(TSC2101_MIC_AGC_CONTROL));
- printk("TSC2101_CELL_AGC_CONTROL = 0x%04x\n", tsc2101_audio_read(TSC2101_CELL_AGC_CONTROL));
+void dump_tsc2101_audio_reg(void)
+{
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_AUDIO_CTRL_1 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_AUDIO_CTRL_1));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_HEADSET_GAIN_CTRL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_HEADSET_GAIN_CTRL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_DAC_GAIN_CTRL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_DAC_GAIN_CTRL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_MIXER_PGA_CTRL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_MIXER_PGA_CTRL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_AUDIO_CTRL_2 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_AUDIO_CTRL_2));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_CODEC_POWER_CTRL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_CODEC_POWER_CTRL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_AUDIO_CTRL_3 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_AUDIO_CTRL_3));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_N0 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N0));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_N1 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N1));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_N2 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N2));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_N3 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N3));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_N4 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N4));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_N5 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_N5));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_D1 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_D1));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_D2 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_D2));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_D4 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_D4));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_LCH_BASS_BOOST_D5 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_LCH_BASS_BOOST_D5));
+
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_N0 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N0));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_N1 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N1));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_N2 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N2));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_N3 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N3));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_N4 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N4));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_N5 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_N5));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_D1 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_D1));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_D2 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_D2));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_D4 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_D4));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_RCH_BASS_BOOST_D5 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_RCH_BASS_BOOST_D5));
+
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_PLL_PROG_1 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_PLL_PROG_1));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_PLL_PROG_1 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_PLL_PROG_2));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_AUDIO_CTRL_4 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_AUDIO_CTRL_4));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_HANDSET_GAIN_CTRL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_HANDSET_GAIN_CTRL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_BUZZER_GAIN_CTRL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_BUZZER_GAIN_CTRL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_AUDIO_CTRL_5 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_AUDIO_CTRL_5));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_AUDIO_CTRL_6 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_AUDIO_CTRL_6));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_AUDIO_CTRL_7 = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_AUDIO_CTRL_7));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_GPIO_CTRL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_GPIO_CTRL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_AGC_CTRL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_AGC_CTRL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_POWERDOWN_STS = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_POWERDOWN_STS));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_MIC_AGC_CONTROL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_MIC_AGC_CONTROL));
+ dev_dbg(&mcbsp_dev.mcbsp_dev->dev,
+ "TSC2101_CELL_AGC_CONTROL = 0x%04x\n",
+ tsc2101_audio_read(TSC2101_CELL_AGC_CONTROL));
}
#endif
if (count == NUMBER_SAMPLE_RATES_SUPPORTED) {
printk(KERN_ERR "Invalid Sample Rate %d requested\n",
(int) sample_rate);
- return; // -EPERM;
+ return;
}
/* Set AC1 */
data = tsc2101_audio_read(TSC2101_AUDIO_CTRL_1);
/* Clear prev settings */
data &= ~(AC1_DACFS(0x07) | AC1_ADCFS(0x07));
- data |= AC1_DACFS(rate_reg_info[count].divisor) |
+ data |= AC1_DACFS(rate_reg_info[count].divisor) |
AC1_ADCFS(rate_reg_info[count].divisor);
tsc2101_audio_write(TSC2101_AUDIO_CTRL_1, data);
#endif /* #ifdef TSC_MASTER */
tsc2101_audio_write(TSC2101_AUDIO_CTRL_3, data);
- /* Program the PLLs. This code assumes that the 12 Mhz MCLK is in use.
- * If MCLK rate is something else, these values must be changed.
+ /*
+ * Program the PLLs. This code assumes that the 12 Mhz MCLK is in use.
+ * If MCLK rate is something else, these values must be changed.
* See the tsc2101 specification for the details.
*/
if (rate_reg_info[count].fs_44kHz) {
/* samplerate = (44.1kHZ / x), where x is int. */
tsc2101_audio_write(TSC2101_PLL_PROG_1, PLL1_PLLSEL |
- PLL1_PVAL(1) | PLL1_I_VAL(7)); /* PVAL 1; I_VAL 7 */
- tsc2101_audio_write(TSC2101_PLL_PROG_2, PLL2_D_VAL(0x1490)); /* D_VAL 5264 */
+ /* PVAL 1; I_VAL 7 */
+ PLL1_PVAL(1) | PLL1_I_VAL(7));
+ /* D_VAL 5264 */
+ tsc2101_audio_write(TSC2101_PLL_PROG_2, PLL2_D_VAL(0x1490));
} else {
/* samplerate = (48.kHZ / x), where x is int. */
tsc2101_audio_write(TSC2101_PLL_PROG_1, PLL1_PLLSEL |
- PLL1_PVAL(1) | PLL1_I_VAL(8)); /* PVAL 1; I_VAL 8 */
- tsc2101_audio_write(TSC2101_PLL_PROG_2, PLL2_D_VAL(0x780)); /* D_VAL 1920 */
+ /* PVAL 1; I_VAL 8 */
+ PLL1_PVAL(1) | PLL1_I_VAL(8));
+ /* D_VAL 1920 */
+ tsc2101_audio_write(TSC2101_PLL_PROG_2, PLL2_D_VAL(0x780));
}
/* Set the sample rate */
/*
* Omap MCBSP clock and Power Management configuration
- *
+ *
* Here we have some functions that allows clock to be enabled and
- * disabled only when needed. Besides doing clock configuration
- * it allows turn on/turn off audio when necessary.
+ * disabled only when needed. Besides doing clock configuration
+ * it allows turn on/turn off audio when necessary.
*/
-
+
/*
* Do clock framework mclk search
*/
/*
* Do some sanity check, set clock rate, starts it and turn codec audio on
*/
-int tsc2101_clock_on(void)
+int tsc2101_clock_on(void)
{
int curUseCount;
uint curRate;
curUseCount = clk_get_usecount(tsc2101_mclk);
DPRINTK("clock use count = %d\n", curUseCount);
if (curUseCount > 0) {
- // MCLK is already in use
+ /* MCLK is already in use */
printk(KERN_WARNING
"MCLK already in use at %d Hz. We change it to %d Hz\n",
(uint) clk_get_rate(tsc2101_mclk),
if (curRate != CODEC_CLOCK) {
err = clk_set_rate(tsc2101_mclk, CODEC_CLOCK);
if (err) {
- printk(KERN_WARNING
- "Cannot set MCLK clock rate for TSC2101 CODEC, error code = %d\n", err);
+ printk(KERN_WARNING "Cannot set MCLK clock rate for "
+ "TSC2101 CODEC, error code = %d\n", err);
return -ECANCELED;
}
}
curRate = (uint)clk_get_rate(tsc2101_mclk);
curUseCount = clk_get_usecount(tsc2101_mclk);
DPRINTK("MCLK = %d [%d], usecount = %d, clk_enable retval = %d\n",
- curRate,
+ curRate,
CODEC_CLOCK,
curUseCount,
err);
- // Now turn the audio on
- omap_tsc2101_write(PAGE2_AUDIO_CODEC_REGISTERS,
- TSC2101_CODEC_POWER_CTRL,
- 0x0000);
- return 0;
+ /* Now turn the audio on */
+ tsc2101_write_sync(mcbsp_dev.tsc2101_dev, PAGE2_AUDIO_CODEC_REGISTERS,
+ TSC2101_CODEC_POWER_CTRL,
+ 0x0000);
+ return 0;
}
/*
* Do some sanity check, turn clock off and then turn codec audio off
*/
-int tsc2101_clock_off(void)
+int tsc2101_clock_off(void)
{
int curUseCount;
int curRate;
tsc2101_audio_write(TSC2101_CODEC_POWER_CTRL,
~(CPC_SP1PWDN | CPC_SP2PWDN | CPC_BASSBC));
DPRINTK("audio codec off\n");
- return 0;
+ return 0;
}
int tsc2101_get_default_samplerate(void)
static int __devinit snd_omap_alsa_tsc2101_probe(struct platform_device *pdev)
{
+ struct spi_device *tsc2101;
int ret;
struct omap_alsa_codec_config *codec_cfg;
-
+
+ tsc2101 = dev_get_drvdata(&pdev->dev);
+ if (tsc2101 == NULL) {
+ dev_err(&pdev->dev, "no platform data\n");
+ return -ENODEV;
+ }
+ if (strncmp(tsc2101->modalias, "tsc2101", 8) != 0) {
+ dev_err(&pdev->dev, "tsc2101 not found\n");
+ return -EINVAL;
+ }
+ mcbsp_dev.mcbsp_dev = pdev;
+ mcbsp_dev.tsc2101_dev = tsc2101;
+
codec_cfg = pdev->dev.platform_data;
if (codec_cfg != NULL) {
- codec_cfg->hw_constraints_rates = &tsc2101_hw_constraints_rates;
- codec_cfg->snd_omap_alsa_playback = &tsc2101_snd_omap_alsa_playback;
- codec_cfg->snd_omap_alsa_capture = &tsc2101_snd_omap_alsa_capture;
+ codec_cfg->hw_constraints_rates =
+ &tsc2101_hw_constraints_rates;
+ codec_cfg->snd_omap_alsa_playback =
+ &tsc2101_snd_omap_alsa_playback;
+ codec_cfg->snd_omap_alsa_capture =
+ &tsc2101_snd_omap_alsa_capture;
codec_cfg->codec_configure_dev = tsc2101_configure;
codec_cfg->codec_set_samplerate = tsc2101_set_samplerate;
codec_cfg->codec_clock_setup = tsc2101_clock_setup;
codec_cfg->codec_clock_on = tsc2101_clock_on;
codec_cfg->codec_clock_off = tsc2101_clock_off;
- codec_cfg->get_default_samplerate = tsc2101_get_default_samplerate;
- ret = snd_omap_alsa_post_probe(pdev, codec_cfg);
- }
- else
+ codec_cfg->get_default_samplerate =
+ tsc2101_get_default_samplerate;
+ ret = snd_omap_alsa_post_probe(pdev, codec_cfg);
+ } else
ret = -ENODEV;
return ret;
}
};
static int __init omap_alsa_tsc2101_init(void)
-{
+{
ADEBUG();
#ifdef DUMP_TSC2101_AUDIO_REGISTERS
- printk("omap_alsa_tsc2101_init()\n");
+ printk(KERN_INFO "omap_alsa_tsc2101_init()\n");
dump_tsc2101_audio_reg();
#endif
return platform_driver_register(&omap_alsa_driver);
{
ADEBUG();
#ifdef DUMP_TSC2101_AUDIO_REGISTERS
- printk("omap_alsa_tsc2101_exit()\n");
+ printk(KERN_INFO "omap_alsa_tsc2101_exit()\n");
dump_tsc2101_audio_reg();
#endif
platform_driver_unregister(&omap_alsa_driver);
projects / linux-2.6-omap-h63xx.git / blobdiff