X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?p=linux-2.6-omap-h63xx.git;a=blobdiff_plain;f=include%2Flinux%2Fspi%2Ftsc210x.h;fp=include%2Flinux%2Fspi%2Ftsc210x.h;h=820bc9c537f3eb1436ac2765456b0e2fa1299095;hp=0000000000000000000000000000000000000000;hb=b934c987ee1764eb09b8843a3ee00eabc24bd52c;hpb=14fc69723d3442ef46f8f82b3f481e82f06a346d diff --git a/include/linux/spi/tsc210x.h b/include/linux/spi/tsc210x.h new file mode 100644 index 00000000000..820bc9c537f --- /dev/null +++ b/include/linux/spi/tsc210x.h @@ -0,0 +1,231 @@ +/* + * include/linux/spi/tsc210x.h + * + * TI TSC2101/2102 control register definitions. + * + * Copyright (c) 2005-2007 Andrzej Zaborowski + * + * This package 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 package 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 package; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __LINUX_SPI_TSC210X_H +#define __LINUX_SPI_TSC210X_H + +struct apm_power_info; + +struct tsc210x_config { + int use_internal; /* Use internal reference voltage */ + u32 monitor; /* What inputs are wired on this board */ + int temp_at25c[2]; /* Thermometer calibration data */ + void (*apm_report)(struct apm_power_info *info, int battery[]); + /* Report status to APM based on battery[] */ + void *alsa_config; /* .platform_data for the ALSA device */ + const char *mclk; /* Optional: mclk name */ + const char *bclk; /* Optional: bclk name */ +}; + +#define TSC_BAT1 (1 << 0) +#define TSC_BAT2 (1 << 1) +#define TSC_AUX1 (1 << 2) +#define TSC_AUX2 (1 << 3) +#define TSC_TEMP (1 << 4) + +#define TSC_AUX TSC_AUX1 +#define TSC_VBAT TSC_BAT1 + +struct tsc210x_dev; + +/* Drivers for tsc210x components like touchscreen, sensor, and audio + * are packaged as platform drivers which can issue synchronous register + * acceses, and may also register a callback to process their particular + * type of data when that data is automatically sampled. The platform + * device is a child of the TSC spi device. + */ + +extern int tsc210x_read_sync(struct tsc210x_dev *dev, int page, u8 address); +extern int tsc210x_reads_sync(struct tsc210x_dev *dev, int page, + u8 startaddress, u16 *data, int numregs); +extern int tsc210x_write_sync(struct tsc210x_dev *dev, int page, + u8 address, u16 data); + +typedef void (*tsc210x_touch_t)(void *context, int touching); +typedef void (*tsc210x_coords_t)(void *context, int x, int y, int z1, int z2); +typedef void (*tsc210x_ports_t)(void *context, int bat[], int aux[]); +typedef void (*tsc210x_temp_t)(void *context, int temp); + +extern int tsc210x_touch_cb(struct device *dev, + tsc210x_touch_t handler, void *context); +extern int tsc210x_coords_cb(struct device *dev, + tsc210x_coords_t handler, void *context); +extern int tsc210x_ports_cb(struct device *dev, + tsc210x_ports_t handler, void *context); +extern int tsc210x_temp1_cb(struct device *dev, + tsc210x_temp_t handler, void *context); +extern int tsc210x_temp2_cb(struct device *dev, + tsc210x_temp_t handler, void *context); + +#if defined(CONFIG_SOUND) || defined(CONFIG_SOUND_MODULE) +extern void tsc210x_set_dac_volume(struct device *dev, u8 left, u8 right); +extern void tsc210x_set_dac_mute(struct device *dev, int left, int right); +extern void tsc210x_get_dac_mute(struct device *dev, int *left, int *right); +extern void tsc210x_dac_power(struct device *dev, int on); +extern int tsc210x_set_rate(struct device *dev, int rate); +extern void tsc210x_set_i2s_master(struct device *dev, int state); +extern void tsc210x_set_deemphasis(struct device *dev, int enable); +extern void tsc2102_set_bassboost(struct device *dev, int enable); +#endif + +/* + * Emit a short keyclick typically in order to give feedback to + * user on specific events. + * + * amplitude must be between 0 (lowest) and 2 (highest). + * freq must be between 0 (corresponds to 62.5 Hz) and 7 (8 kHz). + * length should be between 2 and 32 periods. + * + * This function sleeps but for a period unrelated to the length of + * the sound, i.e. returning doesn't indicate that the sound has + * finished. + */ +extern void tsc210x_keyclick(struct tsc210x_dev *dev, + int amplitude, int freq, int length); + +/* Page 0, Touch Screen & Keypad Data registers */ +#define TSC210X_TS_X 0, 0x00 +#define TSC210X_TS_Y 0, 0x01 +#define TSC210X_TS_Z1 0, 0x02 +#define TSC210X_TS_Z2 0, 0x03 +#define TSC210X_TS_BAT1 0, 0x05 +#define TSC2102_TS_BAT2 0, 0x06 +#define TSC210X_TS_AUX1 0, 0x07 +#define TSC2101_TS_AUX2 0, 0x08 +#define TSC210X_TS_TEMP1 0, 0x09 +#define TSC210X_TS_TEMP2 0, 0x0a + +/* Page 1, Touch Screen & Keypad Control registers */ +#define TSC210X_TS_ADC_CTRL 1, 0x00 +#define TSC210X_TS_STATUS_CTRL 1, 0x01 +#define TSC2101_TS_BUFFER_CTRL 1, 0x02 +#define TSC210X_TS_REF_CTRL 1, 0x03 +#define TSC210X_TS_RESET_CTRL 1, 0x04 +#define TSC210X_TS_CONFIG_CTRL 1, 0x05 +#define TSC2101_TS_TEMPMAX_CTRL 1, 0x06 +#define TSC2101_TS_TEMPMIN_CTRL 1, 0x07 +#define TSC2101_TS_AUX1MAX_CTRL 1, 0x08 +#define TSC2101_TS_AUX1MIN_CTRL 1, 0x09 +#define TSC2101_TS_AUX2MAX_CTRL 1, 0x0a +#define TSC2101_TS_AUX2MIN_CTRL 1, 0x0b +#define TSC2101_TS_MCONFIG_CTRL 1, 0x0c +#define TSC2101_TS_DELAY_CTRL 1, 0x0d + +/* Page 2, Audio Control registers */ +#define TSC210X_AUDIO1_CTRL 2, 0x00 +#define TSC2101_HEADSET_GAIN_CTRL 2, 0x01 +#define TSC210X_DAC_GAIN_CTRL 2, 0x02 +#define TSC2101_MIXER_GAIN_CTRL 2, 0x03 +#define TSC210X_AUDIO2_CTRL 2, 0x04 +#define TSC210X_POWER_CTRL 2, 0x05 +#define TSC210X_AUDIO3_CTRL 2, 0x06 +#define TSC210X_LCH_BASS_BOOST_N0 2, 0x07 +#define TSC210X_LCH_BASS_BOOST_N1 2, 0x08 +#define TSC210X_LCH_BASS_BOOST_N2 2, 0x09 +#define TSC210X_LCH_BASS_BOOST_N3 2, 0x0a +#define TSC210X_LCH_BASS_BOOST_N4 2, 0x0b +#define TSC210X_LCH_BASS_BOOST_N5 2, 0x0c +#define TSC210X_LCH_BASS_BOOST_D1 2, 0x0d +#define TSC210X_LCH_BASS_BOOST_D2 2, 0x0e +#define TSC210X_LCH_BASS_BOOST_D4 2, 0x0f +#define TSC210X_LCH_BASS_BOOST_D5 2, 0x10 +#define TSC210X_RCH_BASS_BOOST_N0 2, 0x11 +#define TSC210X_RCH_BASS_BOOST_N1 2, 0x12 +#define TSC210X_RCH_BASS_BOOST_N2 2, 0x13 +#define TSC210X_RCH_BASS_BOOST_N3 2, 0x14 +#define TSC210X_RCH_BASS_BOOST_N4 2, 0x15 +#define TSC210X_RCH_BASS_BOOST_N5 2, 0x16 +#define TSC210X_RCH_BASS_BOOST_D1 2, 0x17 +#define TSC210X_RCH_BASS_BOOST_D2 2, 0x18 +#define TSC210X_RCH_BASS_BOOST_D4 2, 0x19 +#define TSC210X_RCH_BASS_BOOST_D5 2, 0x1a +#define TSC210X_PLL1_CTRL 2, 0x1b +#define TSC210X_PLL2_CTRL 2, 0x1c +#define TSC210X_AUDIO4_CTRL 2, 0x1d +#define TSC2101_HANDSET_GAIN_CTRL 2, 0x1e +#define TSC2101_CELL_GAIN_CTRL 2, 0x1f +#define TSC2101_AUIDO5_CTRL 2, 0x20 +#define TSC2101_AUDIO6_CTRL 2, 0x21 +#define TSC2101_AUDIO7_CTRL 2, 0x22 +#define TSC2101_GPIO_CTRL 2, 0x23 +#define TSC2101_IN_AGC_CTRL 2, 0x24 +#define TSC2101_POWER_STATUS 2, 0x25 +#define TSC2101_MIX_AGC_CTRL 2, 0x26 +#define TSC2101_CELL_AGC_CTRL 2, 0x27 + +/* Field masks for Audio Control 1 */ +#define AC1_WLEN(ARG) (((ARG) & 0x03) << 10) +#define AC1_DATFM(ARG) (((ARG) & 0x03) << 8) +#define AC1_DACFS(ARG) ((ARG) & 0x3f) + +/* Field masks for TSC2102_DAC_GAIN_CTRL */ +#define DGC_DALMU (1 << 15) +#define DGC_DALVL(ARG) (((ARG) & 0x7f) << 8) +#define DGC_DARMU (1 << 7) +#define DGC_DARVL(ARG) (((ARG) & 0x7f)) + +/* Field formats for TSC210X_AUDIO2_CTRL */ +#define AC2_KCLEN (1 << 15) +#define AC2_KCLAC(ARG) (((ARG) & 0x07) << 12) +#define AC2_KCLFRQ(ARG) (((ARG) & 0x07) << 8) +#define AC2_KCLLN(ARG) (((ARG) & 0x0f) << 4) +#define AC2_DLGAF (1 << 3) +#define AC2_DRGAF (1 << 2) +#define AC2_DASTC (1 << 1) + +/* Field masks for TSC210X_DAC_POWER_CTRL */ +#define CPC_PWDNC (1 << 15) +#define CPC_DAODRC (1 << 12) +#define CPC_DAPWDN (1 << 10) +#define CPC_VGPWDN (1 << 8) +#define CPC_DAPWDF (1 << 6) +#define CPC_BASSBC (1 << 1) +#define CPC_DEEMPF (0x01) + +/* Field masks for TSC210X_AUDIO3_CTRL */ +#define AC3_DMSVOL(ARG) (((ARG) & 0x03) << 14) +#define AC3_REFFS (1 << 13) +#define AC3_DAXFM (1 << 12) +#define AC3_SLVMS (1 << 11) +#define AC3_DALOVF (1 << 7) +#define AC3_DAROVF (1 << 6) +#define AC3_REVID(ARG) (((ARG) & 0x07)) + +/* Field masks for TSC210X_PLL1_CTRL */ +#define PLL1_PLLEN (1 << 15) +#define PLL1_Q_VAL(ARG) (((ARG) & 0x0f) << 11) +#define PLL1_P_VAL(ARG) (((ARG) & 0x07) << 8) +#define PLL1_I_VAL(ARG) (((ARG) & 0x3f) << 2) + +/* Field masks for TSC210X_PLL2_CTRL */ +#define PLL2_D_VAL(ARG) (((ARG) & 0x3fff) << 2) + +/* Field masks for TSC210X_AUDIO4_CTRL */ +#define AC4_DASTPD (1 << 14) + +struct tsc210x_rate_info_s { + u16 sample_rate; + u8 divisor; + u8 fs_44k; /* 44.1 kHz Fsref if 1, 48 kHz if 0 */ +}; + +#endif /* __LINUX_SPI_TSC210X_H */