/* * Copyright (C) 2018, SI-IN, Yun Shi (yun.shi@si-in.com). * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and * only version 2 as published by the Free Software Foundation. * * 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. */ //#define DEBUG #define LOG_FLAG "sia8159_regs" #include #include #include #include "sia81xx_common.h" #include "sia81xx_regmap.h" #include "sia8159_regs.h" #define SIA8159_WRITEABLE_REG_NUM (10) static const char sia8159_palyback_defaults[][SIA8159_WRITEABLE_REG_NUM] = { [SIA81XX_CHANNEL_L] = { 0xBD, //SIA8159_REG_SYSCTRL 0x20, //SIA8159_REG_ALGO_EN 0xAE, //SIA8159_REG_BST_CFG 0xC9, //SIA8159_REG_CLSD_CFG 0x00, //SIA8159_REG_ALGO_CFG1 0x28, //SIA8159_REG_ALGO_CFG2 0x73, //SIA8159_REG_ALGO_CFG3 0x88, //SIA8159_REG_ALGO_CFG4 0x0D, //SIA8159_REG_ALGO_CFG5 0xA4 //SIA8159_REG_CLSD_OCPCFG }, [SIA81XX_CHANNEL_R] = { 0xBD, //SIA8159_REG_SYSCTRL 0x20, //SIA8159_REG_ALGO_EN 0xAE, //SIA8159_REG_BST_CFG 0xC9, //SIA8159_REG_CLSD_CFG 0x00, //SIA8159_REG_ALGO_CFG1 0x28, //SIA8159_REG_ALGO_CFG2 0x73, //SIA8159_REG_ALGO_CFG3 0x88, //SIA8159_REG_ALGO_CFG4 0x0D, //SIA8159_REG_ALGO_CFG5 0xA4 //SIA8159_REG_CLSD_OCPCFG } }; static const char sia8159_voice_defaults[][SIA8159_WRITEABLE_REG_NUM] = { [SIA81XX_CHANNEL_L] = { 0xBD, //SIA8159_REG_SYSCTRL 0x20, //SIA8159_REG_ALGO_EN 0xAE, //SIA8159_REG_BST_CFG 0xC9, //SIA8159_REG_CLSD_CFG 0x00, //SIA8159_REG_ALGO_CFG1 0x28, //SIA8159_REG_ALGO_CFG2 0x73, //SIA8159_REG_ALGO_CFG3 0x88, //SIA8159_REG_ALGO_CFG4 0x0D, //SIA8159_REG_ALGO_CFG5 0xA4 //SIA8159_REG_CLSD_OCPCFG }, [SIA81XX_CHANNEL_R] = { 0xBD, //SIA8159_REG_SYSCTRL 0x20, //SIA8159_REG_ALGO_EN 0xAE, //SIA8159_REG_BST_CFG 0xC9, //SIA8159_REG_CLSD_CFG 0x00, //SIA8159_REG_ALGO_CFG1 0x28, //SIA8159_REG_ALGO_CFG2 0x73, //SIA8159_REG_ALGO_CFG3 0x88, //SIA8159_REG_ALGO_CFG4 0x0D, //SIA8159_REG_ALGO_CFG5 0xA4 //SIA8159_REG_CLSD_OCPCFG } }; static const char sia8159_receiver_defaults[][SIA8159_WRITEABLE_REG_NUM] = { [SIA81XX_CHANNEL_L] = { 0xAB, //SIA8159_REG_SYSCTRL 0x20, //SIA8159_REG_ALGO_EN 0xAE, //SIA8159_REG_BST_CFG 0xC9, //SIA8159_REG_CLSD_CFG 0x00, //SIA8159_REG_ALGO_CFG1 0x28, //SIA8159_REG_ALGO_CFG2 0x73, //SIA8159_REG_ALGO_CFG3 0x88, //SIA8159_REG_ALGO_CFG4 0x0D, //SIA8159_REG_ALGO_CFG5 0xA4 //SIA8159_REG_CLSD_OCPCFG }, [SIA81XX_CHANNEL_R] = { 0xAB, //SIA8159_REG_SYSCTRL 0x20, //SIA8159_REG_ALGO_EN 0xAE, //SIA8159_REG_BST_CFG 0xC9, //SIA8159_REG_CLSD_CFG 0x00, //SIA8159_REG_ALGO_CFG1 0x28, //SIA8159_REG_ALGO_CFG2 0x73, //SIA8159_REG_ALGO_CFG3 0x88, //SIA8159_REG_ALGO_CFG4 0x0D, //SIA8159_REG_ALGO_CFG5 0xA4 //SIA8159_REG_CLSD_OCPCFG } }; static const char sia8159_factory_defaults[][SIA8159_WRITEABLE_REG_NUM] = { [SIA81XX_CHANNEL_L] = { 0xBD, //SIA8159_REG_SYSCTRL 0x27, //SIA8159_REG_ALGO_EN 0xAE, //SIA8159_REG_BST_CFG 0xC9, //SIA8159_REG_CLSD_CFG 0x00, //SIA8159_REG_ALGO_CFG1 0x28, //SIA8159_REG_ALGO_CFG2 0x73, //SIA8159_REG_ALGO_CFG3 0x88, //SIA8159_REG_ALGO_CFG4 0x0D, //SIA8159_REG_ALGO_CFG5 0xA4 //SIA8159_REG_CLSD_OCPCFG }, [SIA81XX_CHANNEL_R] = { 0xBD, //SIA8159_REG_SYSCTRL 0x27, //SIA8159_REG_ALGO_EN 0xAE, //SIA8159_REG_BST_CFG 0xC9, //SIA8159_REG_CLSD_CFG 0x00, //SIA8159_REG_ALGO_CFG1 0x28, //SIA8159_REG_ALGO_CFG2 0x73, //SIA8159_REG_ALGO_CFG3 0x88, //SIA8159_REG_ALGO_CFG4 0x0D, //SIA8159_REG_ALGO_CFG5 0xA4 //SIA8159_REG_CLSD_OCPCFG } }; const struct sia81xx_reg_default_val sia8159_reg_default_val = { .chip_type = CHIP_TYPE_SIA8159, .offset = SIA8159_REG_SYSCTRL, .reg_defaults[AUDIO_SCENE_PLAYBACK] = { .vals = (char *)sia8159_palyback_defaults, .num = ARRAY_SIZE(sia8159_palyback_defaults[0]) }, .reg_defaults[AUDIO_SCENE_VOICE] = { .vals = (char *)sia8159_voice_defaults, .num = ARRAY_SIZE(sia8159_voice_defaults[0]) }, .reg_defaults[AUDIO_SCENE_RECEIVER] = { .vals = (char *)sia8159_receiver_defaults, .num = ARRAY_SIZE(sia8159_receiver_defaults[0]) }, .reg_defaults[AUDIO_SCENE_FACTORY] = { .vals = (char *)sia8159_factory_defaults, .num = ARRAY_SIZE(sia8159_factory_defaults[0]) } }; static const SIA_CHIP_ID_RANGE chip_id_ranges[] = { {0x58, 0x58}, {0x60, 0x68}, {0x6A, 0x6F} }; static bool sia8159_writeable_register( struct device *dev, unsigned int reg) { switch (reg) { case SIA8159_REG_CHIP_ID ... 0x22 : return true; default : break; } return false; } static bool sia8159_readable_register( struct device *dev, unsigned int reg) { switch (reg) { case SIA8159_REG_CHIP_ID ... 0x22 : case 0x41 : return true; default : break; } return false; } static bool sia8159_volatile_register( struct device *dev, unsigned int reg) { return true; } const struct regmap_config sia8159_regmap_config = { .name = "sia8159", .reg_bits = 8, .val_bits = 8, .reg_stride = 0, .pad_bits = 0, .cache_type = REGCACHE_NONE, .reg_defaults = NULL, .num_reg_defaults = 0, .writeable_reg = sia8159_writeable_register, .readable_reg = sia8159_readable_register, .volatile_reg = sia8159_volatile_register, .reg_format_endian = REGMAP_ENDIAN_NATIVE, .val_format_endian = REGMAP_ENDIAN_NATIVE, }; static int sia8159_check_chip_id( struct regmap *regmap) { char val = 0; int i = 0; if (0 != sia81xx_regmap_read(regmap, SIA8159_REG_CHIP_ID, 1, &val)) return -1; for (i = 0; i < ARRAY_SIZE(chip_id_ranges); i++) { if (val >= chip_id_ranges[i].begin && val <= chip_id_ranges[i].end) return 0; } return -1; } static void sia8159_chip_on( struct regmap *regmap, unsigned int scene) { char val = 0; if (0 != sia81xx_regmap_read(regmap, SIA8159_REG_ALGO_CFG1, 1, &val)) return; val |= 0x01; if (0 != sia81xx_regmap_write(regmap, SIA8159_REG_ALGO_CFG1, 1, &val)) return; } static void sia8159_chip_off( struct regmap *regmap) { char val = 0; if (0 != sia81xx_regmap_write(regmap, SIA8159_REG_ALGO_CFG1, 1, &val)) return; val = 0x41; if (0 != sia81xx_regmap_write(regmap, SIA8159_REG_SYSCTRL, 1, &val)) return; val = 0x20; if (0 != sia81xx_regmap_write(regmap, SIA8159_REG_ALGO_EN, 1, &val)) return; mdelay(1); // wait chip power off } static void sia8159_check_trimming( struct regmap *regmap) { enum { reg_num = SIA8159_REG_TRIMMING_END - SIA8159_REG_TRIMMING_BEGIN + 1 }; static const char defaults[reg_num] = {0x76, 0x66, 0x70}; uint8_t vals[reg_num]; uint8_t crc = 0; /* wait reading trimming data to reg */ mdelay(1); if (0 != sia81xx_regmap_read(regmap, SIA8159_REG_TRIMMING_BEGIN, reg_num, (char *)vals)) return ; crc = vals[reg_num - 1] & 0x0F; vals[reg_num - 1] &= 0xF0; if (crc != crc4_itu(vals, reg_num)) { pr_warn("[ warn][%s] %s: trimming failed !! \r\n", LOG_FLAG, __func__); if (0 != sia81xx_regmap_read(regmap, SIA8159_REG_ALGO_CFG2, 1, (char *)vals)) return; *vals |= 0x02; if (0 != sia81xx_regmap_write(regmap, SIA8159_REG_ALGO_CFG2, 1, (char *)vals)) return; sia81xx_regmap_write(regmap, SIA8159_REG_TRIMMING_BEGIN, reg_num, defaults); } } const struct sia81xx_opt_if sia8159_opt_if = { .check_chip_id = sia8159_check_chip_id, .set_xfilter = NULL, .chip_on = sia8159_chip_on, .chip_off = sia8159_chip_off, .get_chip_en = NULL, .set_pvdd_limit = NULL, .check_trimming = sia8159_check_trimming, };