Add CS47L63 driver #3232
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Add CS47L63 driver #3232
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Currently only files for CS47L63 can be taken to build Signed-off-by: Jerzy Kasenberg <[email protected]>
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| * @param regs - zero terminated array of registers to write | ||
| * @return 0 on success, non-zero on failure | ||
| */ | ||
| uint32_t cs47l63_write_regs(struct cs47l63_dev *dev, const struct reg_val_pair regs[]); |
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could return int (few others too) to be consistent with other functions
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This is consistent with functions provided by CirrusLogic that can be seen in cs47l63.h
/*
* Writes the contents of a single register/memory address
*
* @param [in] driver Pointer to the driver state
* @param [in] addr Address of the register to be written
* @param [in] val Value to be written to the register
*
* @return
* - CS47L63_STATUS_FAIL if:
* - Control port activity fails
* - otherwise, returns CS47L63_STATUS_OK
*
*/
uint32_t cs47l63_write_reg(cs47l63_t *driver, uint32_t addr, uint32_t val);| */ | ||
| uint32_t cs47l63_reg_write(struct cs47l63_dev *dev, uint32_t reg, uint32_t val); | ||
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| int cs47l63_create_dev(struct cs47l63_dev *dev, const char *name, const struct cs47l63_create_cfg *cfg); |
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nitpick: this one is missing comments
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| int | ||
| cs47l63_asp1_config(struct cs47l63_dev *dev, uint32_t sample_freq, uint32_t slot_bits, uint32_t slots) |
| .syscfg_regs_total = CS47L63_SYSCFG_REGS_TOTAL * 0, | ||
| }; | ||
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| struct cs47l63_create_cfg cs47l63_0_cfg = { |
| } | ||
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| #if MYNEWT_VAL(CS47L63_0) | ||
| cs47l63_config_t cs47l63_0_config = { |
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| int | ||
| cs47l63_config_fll1_from_bclk(struct cs47l63_dev *dev, uint32_t sample_freq, uint32_t slot_bits, uint32_t slots) |
| assert(0); | ||
| return -1; | ||
| } | ||
| CS47L63_LOG_INFO("ASP1 LRCLK=%d BCLK=%d\n", sample_freq, bclk_freq_for_asp); |
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CS47L63_LOG_INFO("ASP1 LRCLK=%d BCLK=%d\n", sample_freq, bclk);
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For now driver allows to configure CS47L63 so it can receive I2S data stream on ASP1 pins. Basic functions for volume control and mute on OUT1 pin are provided. Signed-off-by: Jerzy Kasenberg <[email protected]>
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sjanc
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Oct 21, 2024
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