38 lines
909 B
C
38 lines
909 B
C
/*
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* Definitions for tpa2018d1 speaker amp chip.
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*/
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#ifndef TPA2018D1_H
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#define TPA2018D1_H
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#include <linux/ioctl.h>
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#define TPA2018D1_I2C_NAME "tpa2018d1"
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#define TPA2018D1_CMD_LEN 8
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struct tpa2018d1_platform_data {
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uint32_t gpio_tpa2018_spk_en;
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};
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struct tpa2018d1_config_data {
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unsigned char *cmd_data; /* [mode][cmd_len][cmds..] */
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unsigned int mode_num;
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unsigned int data_len;
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};
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enum tpa2018d1_mode {
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TPA2018_MODE_OFF,
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TPA2018_MODE_PLAYBACK,
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TPA2018_MODE_RINGTONE,
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TPA2018_MODE_VOICE_CALL,
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TPA2018_NUM_MODES,
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};
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#define TPA2018_IOCTL_MAGIC 'a'
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#define TPA2018_SET_CONFIG _IOW(TPA2018_IOCTL_MAGIC, 0x01, unsigned)
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#define TPA2018_READ_CONFIG _IOW(TPA2018_IOCTL_MAGIC, 0x02, unsigned)
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#define TPA2018_SET_PARAM _IOW(TPA2018_IOCTL_MAGIC, 0x03, unsigned)
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#define TPA2018_SET_MODE _IOW(TPA2018_IOCTL_MAGIC, 0x04, unsigned)
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void set_speaker_amp(int on);
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#endif
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