spi_aic3254 driver
diff --git a/include/linux/spi_aic3254.h b/include/linux/spi_aic3254.h
new file mode 100644
index 0000000..1718770
--- /dev/null
+++ b/include/linux/spi_aic3254.h
@@ -0,0 +1,159 @@
+/* linux/driver/spi/spi_aic3254.h
+ *
+ * Copyright (C) 2009 HTC Corporation.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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.
+ *
+ */
+
+#ifndef __SPI_AIC3254_H__
+#define __SPI_AIC3254_H__
+
+#include <linux/ioctl.h>
+
+typedef struct _CODEC_SPI_CMD {
+	unsigned char act;
+	unsigned char reg;
+	unsigned char data;
+} CODEC_SPI_CMD;
+
+typedef struct _CODEC_SPI_CMD_PARAM {
+	CODEC_SPI_CMD *data;
+	unsigned int len;
+} CODEC_SPI_CMD_PARAM;
+
+struct AIC3254_PARAM {
+	unsigned int row_num;
+	unsigned int col_num;
+	void *cmd_data;
+};
+
+struct CODEC_CFG {
+	unsigned char tb_idx;
+	unsigned char index;
+};
+
+/* IO CONTROL definition of AIC3254 */
+#define AIC3254_IOCTL_MAGIC     's'
+#define AIC3254_SET_TX_PARAM     _IOW(AIC3254_IOCTL_MAGIC, 0x10, unsigned)
+#define AIC3254_SET_RX_PARAM     _IOW(AIC3254_IOCTL_MAGIC, 0x11, unsigned)
+#define AIC3254_CONFIG_TX        _IOW(AIC3254_IOCTL_MAGIC, 0x12, unsigned int)
+#define AIC3254_CONFIG_RX        _IOW(AIC3254_IOCTL_MAGIC, 0x13, unsigned int)
+#define AIC3254_SET_DSP_PARAM    _IOW(AIC3254_IOCTL_MAGIC, 0x20, unsigned)
+#define AIC3254_CONFIG_MEDIA     _IOW(AIC3254_IOCTL_MAGIC, 0x21, unsigned int)
+#define AIC3254_CONFIG_VOICE     _IOW(AIC3254_IOCTL_MAGIC, 0x22, unsigned int)
+#define AIC3254_CONFIG_VOLUME_L  _IOW(AIC3254_IOCTL_MAGIC, 0x23, unsigned int)
+#define AIC3254_CONFIG_VOLUME_R  _IOW(AIC3254_IOCTL_MAGIC, 0x24, unsigned int)
+#define AIC3254_POWERDOWN        _IOW(AIC3254_IOCTL_MAGIC, 0x25, unsigned int)
+#define AIC3254_LOOPBACK         _IOW(AIC3254_IOCTL_MAGIC, 0x26, unsigned int)
+#define AIC3254_DUMP_PAGES       _IOW(AIC3254_IOCTL_MAGIC, 0x30, unsigned int)
+#define AIC3254_READ_REG         _IOWR(AIC3254_IOCTL_MAGIC, 0x31, unsigned)
+#define AIC3254_WRITE_REG        _IOW(AIC3254_IOCTL_MAGIC, 0x32, unsigned)
+#define AIC3254_RESET        _IOW(AIC3254_IOCTL_MAGIC, 0x33, unsigned int)
+
+#define AIC3254_MAX_PAGES	255
+#define AIC3254_MAX_REGS        128
+#define AIC3254_MAX_RETRY	10
+
+#define IO_CTL_ROW_MAX		64
+#define IO_CTL_COL_MAX		1024
+#define MINIDSP_ROW_MAX		32
+#define MINIDSP_COL_MAX		16384
+
+enum aic3254_uplink_mode {
+	INITIAL = 0,
+	CALL_UPLINK_IMIC_RECEIVER = 1,
+	CALL_UPLINK_EMIC_HEADSET,
+	CALL_UPLINK_IMIC_HEADSET,
+	CALL_UPLINK_IMIC_SPEAKER,
+	CALL_UPLINK_IMIC_RECEIVER_DUALMIC,
+	CALL_UPLINK_EMIC_HEADSET_DUALMIC,
+	CALL_UPLINK_IMIC_SPEAKER_DUALMIC,
+	CALL_UPLINK_IMIC_RECIVER_TESTSIM,
+	CALL_UPLINK_EMIC_HEADSET_TESTSIM,
+	CALL_UPLINK_IMIC_SPEAKER_TESTSIM,
+	VOICERECORD_IMIC = 15,
+	VOICERECORD_EMIC,
+	VIDEORECORD_IMIC,
+	VIDEORECORD_EMIC,
+	VOICERECOGNITION_IMIC,
+	VOICERECOGNITION_EMIC,
+	FM_IN_SPEAKER,
+	FM_IN_HEADSET,
+	TTY_IN_HCO,
+	TTY_IN_VCO,
+	TTY_IN_FULL,
+	UPLINK_OFF = 29,
+	UPLINK_WAKEUP,
+	POWER_OFF,
+	SLEEP_WITH_HP_IN,
+	VOICERECORD_IMIC_PLAYBACK_SPEAKER,
+	VOICERECORD_EMIC_PLAYBACK_HEADSET,
+	VOICERECORD_IMIC_PLAYBACK_HEADSET,
+};
+
+enum aic3254_downlink_mode {
+	CALL_DOWNLINK_IMIC_RECEIVER = 1,
+	CALL_DOWNLINK_EMIC_HEADSET,
+	CALL_DOWNLINK_IMIC_HEADSET,
+	CALL_DOWNLINK_IMIC_SPEAKER,
+	CALL_DOWNLINK_IMIC_RECEIVER_DUALMIC,
+	CALL_DOWNLINK_EMIC_HEADSET_DUALMIC,
+	CALL_DOWNLINK_IMIC_SPEAKER_DUALMIC,
+	CALL_DOWNLINK_IMIC_RECIVER_TESTSIM,
+	CALL_DOWNLINK_EMIC_HEADSET_TESTSIM,
+	CALL_DOWNLINK_IMIC_SPEAKER_TESTSIM,
+	PLAYBACK_RECEIVER,
+	PLAYBACK_HEADSET,
+	PLAYBACK_SPEAKER = 13,
+	RING_HEADSET_SPEAKER,
+	PLAYBACK_SPEAKER_ALT,
+	USB_AUDIO,
+	FM_OUT_SPEAKER = 21,
+	FM_OUT_HEADSET,
+	TTY_OUT_HCO,
+	TTY_OUT_VCO,
+	TTY_OUT_FULL,
+	MUSE,
+	HAC,
+	LPM_IMIC_RECEIVER,
+	DOWNLINK_OFF = 29,
+	DOWNLINK_WAKEUP,
+};
+
+struct aic3254_ctl_ops {
+	void (*tx_amp_enable)(int en);
+	void (*rx_amp_enable)(int en);
+	int (*panel_sleep_in)(void);
+	void (*reset_3254)(void);
+	void (*spibus_enable)(int en);
+	CODEC_SPI_CMD_PARAM *downlink_off;
+	CODEC_SPI_CMD_PARAM *uplink_off;
+	CODEC_SPI_CMD_PARAM *downlink_on;
+	CODEC_SPI_CMD_PARAM *uplink_on;
+	CODEC_SPI_CMD_PARAM *lb_dsp_init;
+	CODEC_SPI_CMD_PARAM *lb_downlink_receiver;
+	CODEC_SPI_CMD_PARAM *lb_downlink_speaker;
+	CODEC_SPI_CMD_PARAM *lb_downlink_headset;
+	CODEC_SPI_CMD_PARAM *lb_uplink_imic;
+	CODEC_SPI_CMD_PARAM *lb_uplink_emic;
+	CODEC_SPI_CMD_PARAM *lb_receiver_imic;
+	CODEC_SPI_CMD_PARAM *lb_speaker_imic;
+	CODEC_SPI_CMD_PARAM *lb_headset_emic;
+	CODEC_SPI_CMD_PARAM *lb_receiver_bmic;
+	CODEC_SPI_CMD_PARAM *lb_speaker_bmic;
+	CODEC_SPI_CMD_PARAM *lb_headset_bmic;
+};
+
+void aic3254_register_ctl_ops(struct aic3254_ctl_ops *ops);
+void aic3254_set_mode(int config, int mode);
+void aic3254_set_mic_bias(int en);
+void aic3254_force_powerdown(void);
+#endif /* __SPI_AIC3254_H__*/