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Diffstat (limited to 'arch/arm/plat-omap/include/mach/aic23.h')
| -rw-r--r-- | arch/arm/plat-omap/include/mach/aic23.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/aic23.h b/arch/arm/plat-omap/include/mach/aic23.h new file mode 100644 index 0000000..5ccedac --- /dev/null +++ b/arch/arm/plat-omap/include/mach/aic23.h @@ -0,0 +1,116 @@ +/* + * arch/arm/plat-omap/include/mach/aic23.h + * + * Hardware definitions for TI TLV320AIC23 audio codec + * + * Copyright (C) 2002 RidgeRun, Inc. + * Author: Steve Johnson + * + * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * 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., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __ASM_ARCH_AIC23_H +#define __ASM_ARCH_AIC23_H + +// Codec TLV320AIC23 +#define LEFT_LINE_VOLUME_ADDR 0x00 +#define RIGHT_LINE_VOLUME_ADDR 0x01 +#define LEFT_CHANNEL_VOLUME_ADDR 0x02 +#define RIGHT_CHANNEL_VOLUME_ADDR 0x03 +#define ANALOG_AUDIO_CONTROL_ADDR 0x04 +#define DIGITAL_AUDIO_CONTROL_ADDR 0x05 +#define POWER_DOWN_CONTROL_ADDR 0x06 +#define DIGITAL_AUDIO_FORMAT_ADDR 0x07 +#define SAMPLE_RATE_CONTROL_ADDR 0x08 +#define DIGITAL_INTERFACE_ACT_ADDR 0x09 +#define RESET_CONTROL_ADDR 0x0F + +// Left (right) line input volume control register +#define LRS_ENABLED 0x0100 +#define LIM_MUTED 0x0080 +#define LIV_DEFAULT 0x0017 +#define LIV_MAX 0x001f +#define LIV_MIN 0x0000 + +// Left (right) channel headphone volume control register +#define LZC_ON 0x0080 +#define LHV_DEFAULT 0x0079 +#define LHV_MAX 0x007f +#define LHV_MIN 0x0000 + +// Analog audio path control register +#define STA_REG(x) ((x)<<6) +#define STE_ENABLED 0x0020 +#define DAC_SELECTED 0x0010 +#define BYPASS_ON 0x0008 +#define INSEL_MIC 0x0004 +#define MICM_MUTED 0x0002 +#define MICB_20DB 0x0001 + +// Digital audio path control register +#define DACM_MUTE 0x0008 +#define DEEMP_32K 0x0002 +#define DEEMP_44K 0x0004 +#define DEEMP_48K 0x0006 +#define ADCHP_ON 0x0001 + +// Power control down register +#define DEVICE_POWER_OFF 0x0080 +#define CLK_OFF 0x0040 +#define OSC_OFF 0x0020 +#define OUT_OFF 0x0010 +#define DAC_OFF 0x0008 +#define ADC_OFF 0x0004 +#define MIC_OFF 0x0002 +#define LINE_OFF 0x0001 + +// Digital audio interface register +#define MS_MASTER 0x0040 +#define LRSWAP_ON 0x0020 +#define LRP_ON 0x0010 +#define IWL_16 0x0000 +#define IWL_20 0x0004 +#define IWL_24 0x0008 +#define IWL_32 0x000C +#define FOR_I2S 0x0002 +#define FOR_DSP 0x0003 + +// Sample rate control register +#define CLKOUT_HALF 0x0080 +#define CLKIN_HALF 0x0040 +#define BOSR_384fs 0x0002 // BOSR_272fs when in USB mode +#define USB_CLK_ON 0x0001 +#define SR_MASK 0xf +#define CLKOUT_SHIFT 7 +#define CLKIN_SHIFT 6 +#define SR_SHIFT 2 +#define BOSR_SHIFT 1 + +// Digital interface register +#define ACT_ON 0x0001 + +#define TLV320AIC23ID1 (0x1a) // cs low +#define TLV320AIC23ID2 (0x1b) // cs high + +void aic23_power_up(void); +void aic23_power_down(void); + +#endif /* __ASM_ARCH_AIC23_H */ |
