diff options
Diffstat (limited to 'target/linux/brcm2708/patches-3.14/0049-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-3.14/0049-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch | 1094 |
1 files changed, 1094 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-3.14/0049-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch b/target/linux/brcm2708/patches-3.14/0049-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch new file mode 100644 index 0000000..ee21862 --- /dev/null +++ b/target/linux/brcm2708/patches-3.14/0049-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch @@ -0,0 +1,1094 @@ +From deaa651db204a6add9cb0189350922625fd1a311 Mon Sep 17 00:00:00 2001 +From: Gordon Garrity <gordon@iqaudio.com> +Date: Sat, 8 Mar 2014 16:56:57 +0000 +Subject: [PATCH 49/54] Add IQaudIO Sound Card support for Raspberry Pi + +--- + arch/arm/configs/bcmrpi_defconfig | 1 + + arch/arm/mach-bcm2708/bcm2708.c | 22 ++ + sound/soc/bcm/Kconfig | 7 + + sound/soc/bcm/Makefile | 2 + + sound/soc/bcm/iqaudio-dac.c | 111 +++++++ + sound/soc/codecs/Kconfig | 4 + + sound/soc/codecs/Makefile | 2 + + sound/soc/codecs/pcm512x.c | 677 ++++++++++++++++++++++++++++++++++++++ + sound/soc/codecs/pcm512x.h | 142 ++++++++ + 9 files changed, 968 insertions(+) + create mode 100644 sound/soc/bcm/iqaudio-dac.c + create mode 100644 sound/soc/codecs/pcm512x.c + create mode 100644 sound/soc/codecs/pcm512x.h + +diff --git a/arch/arm/configs/bcmrpi_defconfig b/arch/arm/configs/bcmrpi_defconfig +index 3d3c8ab..a024670 100644 +--- a/arch/arm/configs/bcmrpi_defconfig ++++ b/arch/arm/configs/bcmrpi_defconfig +@@ -750,6 +750,7 @@ CONFIG_SND_BCM2708_SOC_RPI_DAC=m + CONFIG_SND_SOC_I2C_AND_SPI=m + CONFIG_SND_SOC_PCM5102A=m + CONFIG_SND_SOC_PCM1794A=m ++CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m + CONFIG_SOUND_PRIME=m + CONFIG_HIDRAW=y + CONFIG_HID_A4TECH=m +diff --git a/arch/arm/mach-bcm2708/bcm2708.c b/arch/arm/mach-bcm2708/bcm2708.c +index beb2eca..95a47fa 100644 +--- a/arch/arm/mach-bcm2708/bcm2708.c ++++ b/arch/arm/mach-bcm2708/bcm2708.c +@@ -680,6 +680,22 @@ static struct platform_device snd_pcm1794a_codec_device = { + }; + #endif + ++ ++#if defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) || defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC_MODULE) ++static struct platform_device snd_rpi_iqaudio_dac_device = { ++ .name = "snd-rpi-iqaudio-dac", ++ .id = 0, ++ .num_resources = 0, ++}; ++ ++// Use the actual device name rather than generic driver name ++static struct i2c_board_info __initdata snd_pcm512x_i2c_devices[] = { ++ { ++ I2C_BOARD_INFO("pcm5122", 0x4c) ++ }, ++}; ++#endif ++ + int __init bcm_register_device(struct platform_device *pdev) + { + int ret; +@@ -822,6 +838,12 @@ void __init bcm2708_init(void) + bcm_register_device(&snd_pcm1794a_codec_device); + #endif + ++#if defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) || defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC_MODULE) ++ bcm_register_device(&snd_rpi_iqaudio_dac_device); ++ i2c_register_board_info(1, snd_pcm512x_i2c_devices, ARRAY_SIZE(snd_pcm512x_i2c_devices)); ++#endif ++ ++ + for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { + struct amba_device *d = amba_devs[i]; + amba_device_register(d, &iomem_resource); +diff --git a/sound/soc/bcm/Kconfig b/sound/soc/bcm/Kconfig +index e563dbc..84e4f27 100644 +--- a/sound/soc/bcm/Kconfig ++++ b/sound/soc/bcm/Kconfig +@@ -39,3 +39,10 @@ config SND_BCM2708_SOC_RPI_DAC + select SND_SOC_PCM1794A + help + Say Y or M if you want to add support for RPi-DAC. ++ ++config SND_BCM2708_SOC_IQAUDIO_DAC ++ tristate "Support for IQaudIO-DAC" ++ depends on SND_BCM2708_SOC_I2S ++ select SND_SOC_PCM512x ++ help ++ Say Y or M if you want to add support for IQaudIO-DAC. +diff --git a/sound/soc/bcm/Makefile b/sound/soc/bcm/Makefile +index 826df7d..d597fb0 100644 +--- a/sound/soc/bcm/Makefile ++++ b/sound/soc/bcm/Makefile +@@ -12,7 +12,9 @@ obj-$(CONFIG_SND_BCM2708_SOC_I2S) += snd-soc-bcm2708-i2s.o + snd-soc-hifiberry-dac-objs := hifiberry_dac.o + snd-soc-hifiberry-digi-objs := hifiberry_digi.o + snd-soc-rpi-dac-objs := rpi-dac.o ++snd-soc-iqaudio-dac-objs := iqaudio-dac.o + + obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) += snd-soc-hifiberry-dac.o + obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) += snd-soc-hifiberry-digi.o + obj-$(CONFIG_SND_BCM2708_SOC_RPI_DAC) += snd-soc-rpi-dac.o ++obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o +diff --git a/sound/soc/bcm/iqaudio-dac.c b/sound/soc/bcm/iqaudio-dac.c +new file mode 100644 +index 0000000..515f044 +--- /dev/null ++++ b/sound/soc/bcm/iqaudio-dac.c +@@ -0,0 +1,111 @@ ++/* ++ * ASoC Driver for IQaudIO DAC ++ * ++ * Author: Florian Meier <florian.meier@koalo.de> ++ * Copyright 2013 ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * 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. ++ */ ++ ++#include <linux/module.h> ++#include <linux/platform_device.h> ++ ++#include <sound/core.h> ++#include <sound/pcm.h> ++#include <sound/pcm_params.h> ++#include <sound/soc.h> ++#include <sound/jack.h> ++ ++static int snd_rpi_iqaudio_dac_init(struct snd_soc_pcm_runtime *rtd) ++{ ++// NOT USED struct snd_soc_codec *codec = rtd->codec; ++ ++ return 0; ++} ++ ++static int snd_rpi_iqaudio_dac_hw_params(struct snd_pcm_substream *substream, ++ struct snd_pcm_hw_params *params) ++{ ++ struct snd_soc_pcm_runtime *rtd = substream->private_data; ++// NOT USED struct snd_soc_dai *codec_dai = rtd->codec_dai; ++// NOT USED struct snd_soc_codec *codec = rtd->codec; ++ struct snd_soc_dai *cpu_dai = rtd->cpu_dai; ++ ++ unsigned int sample_bits = ++ snd_pcm_format_physical_width(params_format(params)); ++ ++ return snd_soc_dai_set_bclk_ratio(cpu_dai, sample_bits * 2); ++} ++ ++/* machine stream operations */ ++static struct snd_soc_ops snd_rpi_iqaudio_dac_ops = { ++ .hw_params = snd_rpi_iqaudio_dac_hw_params, ++}; ++ ++static struct snd_soc_dai_link snd_rpi_iqaudio_dac_dai[] = { ++{ ++ .name = "IQaudIO DAC", ++ .stream_name = "IQaudIO DAC HiFi", ++ .cpu_dai_name = "bcm2708-i2s.0", ++ .codec_dai_name = "pcm512x-hifi", ++ .platform_name = "bcm2708-i2s.0", ++ .codec_name = "pcm512x.1-004c", ++ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | ++ SND_SOC_DAIFMT_CBS_CFS, ++ .ops = &snd_rpi_iqaudio_dac_ops, ++ .init = snd_rpi_iqaudio_dac_init, ++}, ++}; ++ ++/* audio machine driver */ ++static struct snd_soc_card snd_rpi_iqaudio_dac = { ++ .name = "snd_rpi_iqaudio_dac", ++ .dai_link = snd_rpi_iqaudio_dac_dai, ++ .num_links = ARRAY_SIZE(snd_rpi_iqaudio_dac_dai), ++}; ++ ++static int snd_rpi_iqaudio_dac_probe(struct platform_device *pdev) ++{ ++ int ret = 0; ++ ++ snd_rpi_iqaudio_dac.dev = &pdev->dev; ++ ret = snd_soc_register_card(&snd_rpi_iqaudio_dac); ++ if (ret) ++ dev_err(&pdev->dev, ++ "snd_soc_register_card() failed: %d\n", ret); ++ ++ return ret; ++} ++ ++static int snd_rpi_iqaudio_dac_remove(struct platform_device *pdev) ++{ ++ return snd_soc_unregister_card(&snd_rpi_iqaudio_dac); ++} ++ ++static const struct of_device_id iqaudio_of_match[] = { ++ { .compatible = "iqaudio,iqaudio-dac", }, ++ {}, ++}; ++ ++static struct platform_driver snd_rpi_iqaudio_dac_driver = { ++ .driver = { ++ .name = "snd-rpi-iqaudio-dac", ++ .owner = THIS_MODULE, ++ .of_match_table = iqaudio_of_match, ++ }, ++ .probe = snd_rpi_iqaudio_dac_probe, ++ .remove = snd_rpi_iqaudio_dac_remove, ++}; ++ ++module_platform_driver(snd_rpi_iqaudio_dac_driver); ++ ++MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>"); ++MODULE_DESCRIPTION("ASoC Driver for IQAudio DAC"); ++MODULE_LICENSE("GPL v2"); +diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig +index 4d2569e..ac28805 100644 +--- a/sound/soc/codecs/Kconfig ++++ b/sound/soc/codecs/Kconfig +@@ -61,6 +61,7 @@ config SND_SOC_ALL_CODECS + select SND_SOC_PCM3008 + select SND_SOC_PCM1794A + select SND_SOC_PCM5102A ++ select SND_SOC_PCM512x if SND_SOC_I2C_AND_SPI + select SND_SOC_RT5631 if I2C + select SND_SOC_RT5640 if I2C + select SND_SOC_SGTL5000 if I2C +@@ -321,6 +322,9 @@ config SND_SOC_PCM1794A + config SND_SOC_PCM5102A + tristate + ++config SND_SOC_PCM512x ++ tristate ++ + config SND_SOC_RT5631 + tristate + +diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile +index 9b806a2..61461c1 100644 +--- a/sound/soc/codecs/Makefile ++++ b/sound/soc/codecs/Makefile +@@ -48,6 +48,7 @@ snd-soc-pcm1792a-codec-objs := pcm1792a.o + snd-soc-pcm3008-objs := pcm3008.o + snd-soc-pcm1794a-objs := pcm1794a.o + snd-soc-pcm5102a-objs := pcm5102a.o ++snd-soc-pcm512x-objs := pcm512x.o + snd-soc-rt5631-objs := rt5631.o + snd-soc-rt5640-objs := rt5640.o + snd-soc-sgtl5000-objs := sgtl5000.o +@@ -183,6 +184,7 @@ obj-$(CONFIG_SND_SOC_PCM1792A) += snd-soc-pcm1792a-codec.o + obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o + obj-$(CONFIG_SND_SOC_PCM1794A) += snd-soc-pcm1794a.o + obj-$(CONFIG_SND_SOC_PCM5102A) += snd-soc-pcm5102a.o ++obj-$(CONFIG_SND_SOC_PCM512x) += snd-soc-pcm512x.o + obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o + obj-$(CONFIG_SND_SOC_RT5640) += snd-soc-rt5640.o + obj-$(CONFIG_SND_SOC_SGTL5000) += snd-soc-sgtl5000.o +diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c +new file mode 100644 +index 0000000..55b6200 +--- /dev/null ++++ b/sound/soc/codecs/pcm512x.c +@@ -0,0 +1,677 @@ ++/* ++ * Driver for the PCM512x CODECs ++ * ++ * Author: Mark Brown <broonie@linaro.org> ++ * Copyright 2014 Linaro Ltd ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * 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. ++ */ ++ ++ ++#include <linux/init.h> ++#include <linux/module.h> ++#include <linux/clk.h> ++#include <linux/i2c.h> ++#include <linux/pm_runtime.h> ++#include <linux/regmap.h> ++#include <linux/regulator/consumer.h> ++#include <linux/spi/spi.h> ++#include <sound/soc.h> ++#include <sound/soc-dapm.h> ++#include <sound/tlv.h> ++ ++#include "pcm512x.h" ++ ++#define PCM512x_NUM_SUPPLIES 3 ++static const char *pcm512x_supply_names[PCM512x_NUM_SUPPLIES] = { ++ "AVDD", ++ "DVDD", ++ "CPVDD", ++}; ++ ++struct pcm512x_priv { ++ struct regmap *regmap; ++ struct clk *sclk; ++ struct regulator_bulk_data supplies[PCM512x_NUM_SUPPLIES]; ++ struct notifier_block supply_nb[PCM512x_NUM_SUPPLIES]; ++}; ++ ++/* ++ * We can't use the same notifier block for more than one supply and ++ * there's no way I can see to get from a callback to the caller ++ * except container_of(). ++ */ ++#define PCM512x_REGULATOR_EVENT(n) \ ++static int pcm512x_regulator_event_##n(struct notifier_block *nb, \ ++ unsigned long event, void *data) \ ++{ \ ++ struct pcm512x_priv *pcm512x = container_of(nb, struct pcm512x_priv, \ ++ supply_nb[n]); \ ++ if (event & REGULATOR_EVENT_DISABLE) { \ ++ regcache_mark_dirty(pcm512x->regmap); \ ++ regcache_cache_only(pcm512x->regmap, true); \ ++ } \ ++ return 0; \ ++} ++ ++PCM512x_REGULATOR_EVENT(0) ++PCM512x_REGULATOR_EVENT(1) ++PCM512x_REGULATOR_EVENT(2) ++ ++static const struct reg_default pcm512x_reg_defaults[] = { ++ { PCM512x_RESET, 0x00 }, ++ { PCM512x_POWER, 0x00 }, ++ { PCM512x_MUTE, 0x00 }, ++ { PCM512x_DSP, 0x00 }, ++ { PCM512x_PLL_REF, 0x00 }, ++ { PCM512x_DAC_ROUTING, 0x11 }, ++ { PCM512x_DSP_PROGRAM, 0x01 }, ++ { PCM512x_CLKDET, 0x00 }, ++ { PCM512x_AUTO_MUTE, 0x00 }, ++ { PCM512x_ERROR_DETECT, 0x00 }, ++ { PCM512x_DIGITAL_VOLUME_1, 0x00 }, ++ { PCM512x_DIGITAL_VOLUME_2, 0x30 }, ++ { PCM512x_DIGITAL_VOLUME_3, 0x30 }, ++ { PCM512x_DIGITAL_MUTE_1, 0x22 }, ++ { PCM512x_DIGITAL_MUTE_2, 0x00 }, ++ { PCM512x_DIGITAL_MUTE_3, 0x07 }, ++}; ++ ++static bool pcm512x_readable(struct device *dev, unsigned int reg) ++{ ++ switch (reg) { ++ case PCM512x_RESET: ++ case PCM512x_POWER: ++ case PCM512x_MUTE: ++ case PCM512x_PLL_EN: ++ case PCM512x_SPI_MISO_FUNCTION: ++ case PCM512x_DSP: ++ case PCM512x_GPIO_EN: ++ case PCM512x_BCLK_LRCLK_CFG: ++ case PCM512x_DSP_GPIO_INPUT: ++ case PCM512x_MASTER_MODE: ++ case PCM512x_PLL_REF: ++ case PCM512x_PLL_COEFF_0: ++ case PCM512x_PLL_COEFF_1: ++ case PCM512x_PLL_COEFF_2: ++ case PCM512x_PLL_COEFF_3: ++ case PCM512x_PLL_COEFF_4: ++ case PCM512x_DSP_CLKDIV: ++ case PCM512x_DAC_CLKDIV: ++ case PCM512x_NCP_CLKDIV: ++ case PCM512x_OSR_CLKDIV: ++ case PCM512x_MASTER_CLKDIV_1: ++ case PCM512x_MASTER_CLKDIV_2: ++ case PCM512x_FS_SPEED_MODE: ++ case PCM512x_IDAC_1: ++ case PCM512x_IDAC_2: ++ case PCM512x_ERROR_DETECT: ++ case PCM512x_I2S_1: ++ case PCM512x_I2S_2: ++ case PCM512x_DAC_ROUTING: ++ case PCM512x_DSP_PROGRAM: ++ case PCM512x_CLKDET: ++ case PCM512x_AUTO_MUTE: ++ case PCM512x_DIGITAL_VOLUME_1: ++ case PCM512x_DIGITAL_VOLUME_2: ++ case PCM512x_DIGITAL_VOLUME_3: ++ case PCM512x_DIGITAL_MUTE_1: ++ case PCM512x_DIGITAL_MUTE_2: ++ case PCM512x_DIGITAL_MUTE_3: ++ case PCM512x_GPIO_OUTPUT_1: ++ case PCM512x_GPIO_OUTPUT_2: ++ case PCM512x_GPIO_OUTPUT_3: ++ case PCM512x_GPIO_OUTPUT_4: ++ case PCM512x_GPIO_OUTPUT_5: ++ case PCM512x_GPIO_OUTPUT_6: ++ case PCM512x_GPIO_CONTROL_1: ++ case PCM512x_GPIO_CONTROL_2: ++ case PCM512x_OVERFLOW: ++ case PCM512x_RATE_DET_1: ++ case PCM512x_RATE_DET_2: ++ case PCM512x_RATE_DET_3: ++ case PCM512x_RATE_DET_4: ++ case PCM512x_ANALOG_MUTE_DET: ++ case PCM512x_GPIN: ++ case PCM512x_DIGITAL_MUTE_DET: ++ return true; ++ default: ++ return false; ++ } ++} ++ ++static bool pcm512x_volatile(struct device *dev, unsigned int reg) ++{ ++ switch (reg) { ++ case PCM512x_PLL_EN: ++ case PCM512x_OVERFLOW: ++ case PCM512x_RATE_DET_1: ++ case PCM512x_RATE_DET_2: ++ case PCM512x_RATE_DET_3: ++ case PCM512x_RATE_DET_4: ++ case PCM512x_ANALOG_MUTE_DET: ++ case PCM512x_GPIN: ++ case PCM512x_DIGITAL_MUTE_DET: ++ return true; ++ default: ++ return false; ++ } ++} ++ ++static const DECLARE_TLV_DB_SCALE(digital_tlv, -10350, 50, 1); ++ ++static const char *pcm512x_dsp_program_texts[] = { ++ "FIR interpolation with de-emphasis", ++ "Low latency IIR with de-emphasis", ++ "High attenuation with de-emphasis", ++ "Ringing-less low latency FIR", ++}; ++ ++static const unsigned int pcm512x_dsp_program_values[] = { ++ 1, ++ 2, ++ 3, ++ 5, ++ 7, ++}; ++ ++static const SOC_VALUE_ENUM_SINGLE_DECL(pcm512x_dsp_program, ++ PCM512x_DSP_PROGRAM, 0, 0x1f, ++ pcm512x_dsp_program_texts, ++ pcm512x_dsp_program_values); ++ ++static const char *pcm512x_clk_missing_text[] = { ++ "1s", "2s", "3s", "4s", "5s", "6s", "7s", "8s" ++}; ++ ++static const struct soc_enum pcm512x_clk_missing = ++ SOC_ENUM_SINGLE(PCM512x_CLKDET, 0, 7, pcm512x_clk_missing_text); ++ ++static const char *pcm512x_autom_text[] = { ++ "21ms", "106ms", "213ms", "533ms", "1.07s", "2.13s", "5.33s", "10.66s" ++}; ++ ++static const struct soc_enum pcm512x_autom_l = ++ SOC_ENUM_SINGLE(PCM512x_AUTO_MUTE, PCM512x_ATML_SHIFT, 7, ++ pcm512x_autom_text); ++ ++static const struct soc_enum pcm512x_autom_r = ++ SOC_ENUM_SINGLE(PCM512x_AUTO_MUTE, PCM512x_ATMR_SHIFT, 7, ++ pcm512x_autom_text); ++ ++static const char *pcm512x_ramp_rate_text[] = { ++ "1 sample/update", "2 samples/update", "4 samples/update", ++ "Immediate" ++}; ++ ++static const struct soc_enum pcm512x_vndf = ++ SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_1, PCM512x_VNDF_SHIFT, 4, ++ pcm512x_ramp_rate_text); ++ ++static const struct soc_enum pcm512x_vnuf = ++ SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_1, PCM512x_VNUF_SHIFT, 4, ++ pcm512x_ramp_rate_text); ++ ++static const struct soc_enum pcm512x_vedf = ++ SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_2, PCM512x_VEDF_SHIFT, 4, ++ pcm512x_ramp_rate_text); ++ ++static const char *pcm512x_ramp_step_text[] = { ++ "4dB/step", "2dB/step", "1dB/step", "0.5dB/step" ++}; ++ ++static const struct soc_enum pcm512x_vnds = ++ SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_1, PCM512x_VNDS_SHIFT, 4, ++ pcm512x_ramp_step_text); ++ ++static const struct soc_enum pcm512x_vnus = ++ SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_1, PCM512x_VNUS_SHIFT, 4, ++ pcm512x_ramp_step_text); ++ ++static const struct soc_enum pcm512x_veds = ++ SOC_ENUM_SINGLE(PCM512x_DIGITAL_MUTE_2, PCM512x_VEDS_SHIFT, 4, ++ pcm512x_ramp_step_text); ++ ++static const struct snd_kcontrol_new pcm512x_controls[] = { ++SOC_DOUBLE_R_TLV("Playback Digital Volume", PCM512x_DIGITAL_VOLUME_2, ++ PCM512x_DIGITAL_VOLUME_3, 0, 255, 1, digital_tlv), ++SOC_DOUBLE("Playback Digital Switch", PCM512x_MUTE, PCM512x_RQML_SHIFT, ++ PCM512x_RQMR_SHIFT, 1, 1), ++ ++SOC_SINGLE("Deemphasis Switch", PCM512x_DSP, PCM512x_DEMP_SHIFT, 1, 1), ++SOC_VALUE_ENUM("DSP Program", pcm512x_dsp_program), ++ ++SOC_ENUM("Clock Missing Period", pcm512x_clk_missing), ++SOC_ENUM("Auto Mute Time Left", pcm512x_autom_l), ++SOC_ENUM("Auto Mute Time Right", pcm512x_autom_r), ++SOC_SINGLE("Auto Mute Mono Switch", PCM512x_DIGITAL_MUTE_3, ++ PCM512x_ACTL_SHIFT, 1, 0), ++SOC_DOUBLE("Auto Mute Switch", PCM512x_DIGITAL_MUTE_3, PCM512x_AMLE_SHIFT, ++ PCM512x_AMLR_SHIFT, 1, 0), ++ ++SOC_ENUM("Volume Ramp Down Rate", pcm512x_vndf), ++SOC_ENUM("Volume Ramp Down Step", pcm512x_vnds), ++SOC_ENUM("Volume Ramp Up Rate", pcm512x_vnuf), ++SOC_ENUM("Volume Ramp Up Step", pcm512x_vnus), ++SOC_ENUM("Volume Ramp Down Emergency Rate", pcm512x_vedf), ++SOC_ENUM("Volume Ramp Down Emergency Step", pcm512x_veds), ++}; ++ ++static const struct snd_soc_dapm_widget pcm512x_dapm_widgets[] = { ++SND_SOC_DAPM_DAC("DACL", NULL, SND_SOC_NOPM, 0, 0), ++SND_SOC_DAPM_DAC("DACR", NULL, SND_SOC_NOPM, 0, 0), ++ ++SND_SOC_DAPM_OUTPUT("OUTL"), ++SND_SOC_DAPM_OUTPUT("OUTR"), ++}; ++ ++static const struct snd_soc_dapm_route pcm512x_dapm_routes[] = { ++ { "DACL", NULL, "Playback" }, ++ { "DACR", NULL, "Playback" }, ++ ++ { "OUTL", NULL, "DACL" }, ++ { "OUTR", NULL, "DACR" }, ++}; ++ ++static int pcm512x_set_bias_level(struct snd_soc_codec *codec, ++ enum snd_soc_bias_level level) ++{ ++ struct pcm512x_priv *pcm512x = dev_get_drvdata(codec->dev); ++ int ret; ++ ++ switch (level) { ++ case SND_SOC_BIAS_ON: ++ case SND_SOC_BIAS_PREPARE: ++ break; ++ ++ case SND_SOC_BIAS_STANDBY: ++ ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER, ++ PCM512x_RQST, 0); ++ if (ret != 0) { ++ dev_err(codec->dev, "Failed to remove standby: %d\n", ++ ret); ++ return ret; ++ } ++ break; ++ ++ case SND_SOC_BIAS_OFF: ++ ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER, ++ PCM512x_RQST, PCM512x_RQST); ++ if (ret != 0) { ++ dev_err(codec->dev, "Failed to request standby: %d\n", ++ ret); ++ return ret; ++ } ++ break; ++ } ++ ++ codec->dapm.bias_level = level; ++ ++ return 0; ++} ++ ++static struct snd_soc_dai_driver pcm512x_dai = { ++ .name = "pcm512x-hifi", ++ .playback = { ++ .stream_name = "Playback", ++ .channels_min = 2, ++ .channels_max = 2, ++ .rates = SNDRV_PCM_RATE_8000_192000, ++ .formats = SNDRV_PCM_FMTBIT_S16_LE | ++ SNDRV_PCM_FMTBIT_S24_LE | ++ SNDRV_PCM_FMTBIT_S32_LE ++ }, ++}; ++ ++static struct snd_soc_codec_driver pcm512x_codec_driver = { ++ .set_bias_level = pcm512x_set_bias_level, ++ .idle_bias_off = true, ++ ++ .controls = pcm512x_controls, ++ .num_controls = ARRAY_SIZE(pcm512x_controls), ++ .dapm_widgets = pcm512x_dapm_widgets, ++ .num_dapm_widgets = ARRAY_SIZE(pcm512x_dapm_widgets), ++ .dapm_routes = pcm512x_dapm_routes, ++ .num_dapm_routes = ARRAY_SIZE(pcm512x_dapm_routes), ++}; ++ ++static const struct regmap_config pcm512x_regmap = { ++ .reg_bits = 8, ++ .val_bits = 8, ++ ++ .readable_reg = pcm512x_readable, ++ .volatile_reg = pcm512x_volatile, ++ ++ .max_register = PCM512x_MAX_REGISTER, ++ .reg_defaults = pcm512x_reg_defaults, ++ .num_reg_defaults = ARRAY_SIZE(pcm512x_reg_defaults), ++ .cache_type = REGCACHE_RBTREE, ++}; ++ ++static const struct of_device_id pcm512x_of_match[] = { ++ { .compatible = "ti,pcm5121", }, ++ { .compatible = "ti,pcm5122", }, ++ { } ++}; ++MODULE_DEVICE_TABLE(of, pcm512x_of_match); ++ ++static int pcm512x_probe(struct device *dev, struct regmap *regmap) ++{ ++ struct pcm512x_priv *pcm512x; ++ int i, ret; ++ ++ pcm512x = devm_kzalloc(dev, sizeof(struct pcm512x_priv), GFP_KERNEL); ++ if (!pcm512x) ++ return -ENOMEM; ++ ++ dev_set_drvdata(dev, pcm512x); ++ pcm512x->regmap = regmap; ++ ++ for (i = 0; i < ARRAY_SIZE(pcm512x->supplies); i++) ++ pcm512x->supplies[i].supply = pcm512x_supply_names[i]; ++ ++ ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(pcm512x->supplies), ++ pcm512x->supplies); ++ if (ret != 0) { ++ dev_err(dev, "Failed to get supplies: %d\n", ret); ++ return ret; ++ } ++ ++ pcm512x->supply_nb[0].notifier_call = pcm512x_regulator_event_0; ++ pcm512x->supply_nb[1].notifier_call = pcm512x_regulator_event_1; ++ pcm512x->supply_nb[2].notifier_call = pcm512x_regulator_event_2; ++ ++ for (i = 0; i < ARRAY_SIZE(pcm512x->supplies); i++) { ++ ret = regulator_register_notifier(pcm512x->supplies[i].consumer, ++ &pcm512x->supply_nb[i]); ++ if (ret != 0) { ++ dev_err(dev, ++ "Failed to register regulator notifier: %d\n", ++ ret); ++ } ++ } ++ ++ ret = regulator_bulk_enable(ARRAY_SIZE(pcm512x->supplies), ++ pcm512x->supplies); ++ if (ret != 0) { ++ dev_err(dev, "Failed to enable supplies: %d\n", ret); ++ return ret; ++ } ++ ++ /* Reset the device, verifying I/O in the process for I2C */ ++ ret = regmap_write(regmap, PCM512x_RESET, ++ PCM512x_RSTM | PCM512x_RSTR); ++ if (ret != 0) { ++ dev_err(dev, "Failed to reset device: %d\n", ret); ++ goto err; ++ } ++ ++ ret = regmap_write(regmap, PCM512x_RESET, 0); ++ if (ret != 0) { ++ dev_err(dev, "Failed to reset device: %d\n", ret); ++ goto err; ++ } ++ ++ pcm512x->sclk = devm_clk_get(dev, NULL); ++ if (IS_ERR(pcm512x->sclk)) { ++ if (PTR_ERR(pcm512x->sclk) == -EPROBE_DEFER) ++ return -EPROBE_DEFER; ++ ++ dev_info(dev, "No SCLK, using BCLK: %ld\n", ++ PTR_ERR(pcm512x->sclk)); ++ ++ /* Disable reporting of missing SCLK as an error */ ++ regmap_update_bits(regmap, PCM512x_ERROR_DETECT, ++ PCM512x_IDCH, PCM512x_IDCH); ++ ++ /* Switch PLL input to BCLK */ ++ regmap_update_bits(regmap, PCM512x_PLL_REF, ++ PCM512x_SREF, PCM512x_SREF); ++ } else { ++ ret = clk_prepare_enable(pcm512x->sclk); ++ if (ret != 0) { ++ dev_err(dev, "Failed to enable SCLK: %d\n", ret); ++ return ret; ++ } ++ } ++ ++ /* Default to standby mode */ ++ ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER, ++ PCM512x_RQST, PCM512x_RQST); ++ if (ret != 0) { ++ dev_err(dev, "Failed to request standby: %d\n", ++ ret); ++ goto err_clk; ++ } ++ ++ pm_runtime_set_active(dev); ++ pm_runtime_enable(dev); ++ pm_runtime_idle(dev); ++ ++ ret = snd_soc_register_codec(dev, &pcm512x_codec_driver, ++ &pcm512x_dai, 1); ++ if (ret != 0) { ++ dev_err(dev, "Failed to register CODEC: %d\n", ret); ++ goto err_pm; ++ } ++ ++ dev_info(dev, "Completed initialisation - pcm512x_probe"); ++ ++ return 0; ++ ++err_pm: ++ pm_runtime_disable(dev); ++err_clk: ++ if (!IS_ERR(pcm512x->sclk)) ++ clk_disable_unprepare(pcm512x->sclk); ++err: ++ regulator_bulk_disable(ARRAY_SIZE(pcm512x->supplies), ++ pcm512x->supplies); ++ return ret; ++} ++ ++static void pcm512x_remove(struct device *dev) ++{ ++ struct pcm512x_priv *pcm512x = dev_get_drvdata(dev); ++ ++ snd_soc_unregister_codec(dev); ++ pm_runtime_disable(dev); ++ if (!IS_ERR(pcm512x->sclk)) ++ clk_disable_unprepare(pcm512x->sclk); ++ regulator_bulk_disable(ARRAY_SIZE(pcm512x->supplies), ++ pcm512x->supplies); ++} ++ ++/* TODO ++static int pcm512x_suspend(struct device *dev) ++{ ++ struct pcm512x_priv *pcm512x = dev_get_drvdata(dev); ++ int ret; ++ ++ ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER, ++ PCM512x_RQPD, PCM512x_RQPD); ++ if (ret != 0) { ++ dev_err(dev, "Failed to request power down: %d\n", ret); ++ return ret; ++ } ++ ++ ret = regulator_bulk_disable(ARRAY_SIZE(pcm512x->supplies), ++ pcm512x->supplies); ++ if (ret != 0) { ++ dev_err(dev, "Failed to disable supplies: %d\n", ret); ++ return ret; ++ } ++ ++ if (!IS_ERR(pcm512x->sclk)) ++ clk_disable_unprepare(pcm512x->sclk); ++ ++ return 0; ++} ++ ++static int pcm512x_resume(struct device *dev) ++{ ++ struct pcm512x_priv *pcm512x = dev_get_drvdata(dev); ++ int ret; ++ ++ if (!IS_ERR(pcm512x->sclk)) { ++ ret = clk_prepare_enable(pcm512x->sclk); ++ if (ret != 0) { ++ dev_err(dev, "Failed to enable SCLK: %d\n", ret); ++ return ret; ++ } ++ } ++ ++ ret = regulator_bulk_enable(ARRAY_SIZE(pcm512x->supplies), ++ pcm512x->supplies); ++ if (ret != 0) { ++ dev_err(dev, "Failed to enable supplies: %d\n", ret); ++ return ret; ++ } ++ ++ regcache_cache_only(pcm512x->regmap, false); ++ ret = regcache_sync(pcm512x->regmap); ++ if (ret != 0) { ++ dev_err(dev, "Failed to sync cache: %d\n", ret); ++ return ret; ++ } ++ ++ ret = regmap_update_bits(pcm512x->regmap, PCM512x_POWER, ++ PCM512x_RQPD, 0); ++ if (ret != 0) { ++ dev_err(dev, "Failed to remove power down: %d\n", ret); ++ return ret; ++ } ++ ++ return 0; ++} ++ ++// END OF PCM512x_suspend and resume calls TODO ++*/ ++ ++static const struct dev_pm_ops pcm512x_pm_ops = { ++ SET_RUNTIME_PM_OPS(pcm512x_suspend, pcm512x_resume, NULL) ++}; ++ ++#if IS_ENABLED(CONFIG_I2C) ++static int pcm512x_i2c_probe(struct i2c_client *i2c, ++ const struct i2c_device_id *id) ++{ ++ struct regmap *regmap; ++ ++ regmap = devm_regmap_init_i2c(i2c, &pcm512x_regmap); ++ if (IS_ERR(regmap)) ++ return PTR_ERR(regmap); ++ ++ return pcm512x_probe(&i2c->dev, regmap); ++} ++ ++static int pcm512x_i2c_remove(struct i2c_client *i2c) ++{ ++ pcm512x_remove(&i2c->dev); ++ return 0; ++} ++ ++static const struct i2c_device_id pcm512x_i2c_id[] = { ++ { "pcm5121", }, ++ { "pcm5122", }, ++ { } ++}; ++MODULE_DEVICE_TABLE(i2c, pcm512x_i2c_id); ++ ++static struct i2c_driver pcm512x_i2c_driver = { ++ .probe = pcm512x_i2c_probe, ++ .remove = pcm512x_i2c_remove, ++ .id_table = pcm512x_i2c_id, ++ .driver = { ++ .name = "pcm512x", ++ .owner = THIS_MODULE, ++ .of_match_table = pcm512x_of_match, ++ .pm = &pcm512x_pm_ops, ++ }, ++}; ++#endif ++ ++#if defined(CONFIG_SPI_MASTER) ++static int pcm512x_spi_probe(struct spi_device *spi) ++{ ++ struct regmap *regmap; ++ int ret; ++ ++ regmap = devm_regmap_init_spi(spi, &pcm512x_regmap); ++ if (IS_ERR(regmap)) { ++ ret = PTR_ERR(regmap); ++ return ret; ++ } ++ ++ return pcm512x_probe(&spi->dev, regmap); ++} ++ ++static int pcm512x_spi_remove(struct spi_device *spi) ++{ ++ pcm512x_remove(&spi->dev); ++ return 0; ++} ++ ++static const struct spi_device_id pcm512x_spi_id[] = { ++ { "pcm5121", }, ++ { "pcm5122", }, ++ { }, ++}; ++MODULE_DEVICE_TABLE(spi, pcm512x_spi_id); ++ ++static struct spi_driver pcm512x_spi_driver = { ++ .probe = pcm512x_spi_probe, ++ .remove = pcm512x_spi_remove, ++ .id_table = pcm512x_spi_id, ++ .driver = { ++ .name = "pcm512x", ++ .owner = THIS_MODULE, ++ .of_match_table = pcm512x_of_match, ++ .pm = &pcm512x_pm_ops, ++ }, ++}; ++#endif ++ ++static int __init pcm512x_modinit(void) ++{ ++ int ret = 0; ++ ++#if IS_ENABLED(CONFIG_I2C) ++ ret = i2c_add_driver(&pcm512x_i2c_driver); ++ if (ret) { ++ printk(KERN_ERR "Failed to register pcm512x I2C driver: %d\n", ++ ret); ++ } ++#endif ++#if defined(CONFIG_SPI_MASTER) ++ ret = spi_register_driver(&pcm512x_spi_driver); ++ if (ret != 0) { ++ printk(KERN_ERR "Failed to register pcm512x SPI driver: %d\n", ++ ret); ++ } ++#endif ++ return ret; ++} ++module_init(pcm512x_modinit); ++ ++static void __exit pcm512x_exit(void) ++{ ++#if IS_ENABLED(CONFIG_I2C) ++ i2c_del_driver(&pcm512x_i2c_driver); ++#endif ++#if defined(CONFIG_SPI_MASTER) ++ spi_unregister_driver(&pcm512x_spi_driver); ++#endif ++} ++module_exit(pcm512x_exit); ++ ++MODULE_DESCRIPTION("ASoC PCM512x codec driver"); ++MODULE_AUTHOR("Mark Brown <broonie@linaro.org>"); ++MODULE_LICENSE("GPL v2"); +diff --git a/sound/soc/codecs/pcm512x.h b/sound/soc/codecs/pcm512x.h +new file mode 100644 +index 0000000..b2f518e +--- /dev/null ++++ b/sound/soc/codecs/pcm512x.h +@@ -0,0 +1,142 @@ ++/* ++ * Driver for the PCM512x CODECs ++ * ++ * Author: Mark Brown <broonie@linaro.org> ++ * Copyright 2014 Linaro Ltd ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * 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. ++ */ ++ ++#ifndef _SND_SOC_PCM512X ++#define _SND_SOC_PCM512X ++ ++#define PCM512x_PAGE_0_BASE 0 ++ ++#define PCM512x_PAGE 0 ++ ++#define PCM512x_RESET (PCM512x_PAGE_0_BASE + 1) ++#define PCM512x_POWER (PCM512x_PAGE_0_BASE + 2) ++#define PCM512x_MUTE (PCM512x_PAGE_0_BASE + 3) ++#define PCM512x_PLL_EN (PCM512x_PAGE_0_BASE + 4) ++#define PCM512x_SPI_MISO_FUNCTION (PCM512x_PAGE_0_BASE + 6) ++#define PCM512x_DSP (PCM512x_PAGE_0_BASE + 7) ++#define PCM512x_GPIO_EN (PCM512x_PAGE_0_BASE + 8) ++#define PCM512x_BCLK_LRCLK_CFG (PCM512x_PAGE_0_BASE + 9) ++#define PCM512x_DSP_GPIO_INPUT (PCM512x_PAGE_0_BASE + 10) ++#define PCM512x_MASTER_MODE (PCM512x_PAGE_0_BASE + 12) ++#define PCM512x_PLL_REF (PCM512x_PAGE_0_BASE + 13) ++#define PCM512x_PLL_COEFF_0 (PCM512x_PAGE_0_BASE + 20) ++#define PCM512x_PLL_COEFF_1 (PCM512x_PAGE_0_BASE + 21) ++#define PCM512x_PLL_COEFF_2 (PCM512x_PAGE_0_BASE + 22) ++#define PCM512x_PLL_COEFF_3 (PCM512x_PAGE_0_BASE + 23) ++#define PCM512x_PLL_COEFF_4 (PCM512x_PAGE_0_BASE + 24) ++#define PCM512x_DSP_CLKDIV (PCM512x_PAGE_0_BASE + 27) ++#define PCM512x_DAC_CLKDIV (PCM512x_PAGE_0_BASE + 28) ++#define PCM512x_NCP_CLKDIV (PCM512x_PAGE_0_BASE + 29) ++#define PCM512x_OSR_CLKDIV (PCM512x_PAGE_0_BASE + 30) ++#define PCM512x_MASTER_CLKDIV_1 (PCM512x_PAGE_0_BASE + 32) ++#define PCM512x_MASTER_CLKDIV_2 (PCM512x_PAGE_0_BASE + 33) ++#define PCM512x_FS_SPEED_MODE (PCM512x_PAGE_0_BASE + 34) ++#define PCM512x_IDAC_1 (PCM512x_PAGE_0_BASE + 35) ++#define PCM512x_IDAC_2 (PCM512x_PAGE_0_BASE + 36) ++#define PCM512x_ERROR_DETECT (PCM512x_PAGE_0_BASE + 37) ++#define PCM512x_I2S_1 (PCM512x_PAGE_0_BASE + 40) ++#define PCM512x_I2S_2 (PCM512x_PAGE_0_BASE + 41) ++#define PCM512x_DAC_ROUTING (PCM512x_PAGE_0_BASE + 42) ++#define PCM512x_DSP_PROGRAM (PCM512x_PAGE_0_BASE + 43) ++#define PCM512x_CLKDET (PCM512x_PAGE_0_BASE + 44) ++#define PCM512x_AUTO_MUTE (PCM512x_PAGE_0_BASE + 59) ++#define PCM512x_DIGITAL_VOLUME_1 (PCM512x_PAGE_0_BASE + 60) ++#define PCM512x_DIGITAL_VOLUME_2 (PCM512x_PAGE_0_BASE + 61) ++#define PCM512x_DIGITAL_VOLUME_3 (PCM512x_PAGE_0_BASE + 62) ++#define PCM512x_DIGITAL_MUTE_1 (PCM512x_PAGE_0_BASE + 63) ++#define PCM512x_DIGITAL_MUTE_2 (PCM512x_PAGE_0_BASE + 64) ++#define PCM512x_DIGITAL_MUTE_3 (PCM512x_PAGE_0_BASE + 65) ++#define PCM512x_GPIO_OUTPUT_1 (PCM512x_PAGE_0_BASE + 80) ++#define PCM512x_GPIO_OUTPUT_2 (PCM512x_PAGE_0_BASE + 81) ++#define PCM512x_GPIO_OUTPUT_3 (PCM512x_PAGE_0_BASE + 82) ++#define PCM512x_GPIO_OUTPUT_4 (PCM512x_PAGE_0_BASE + 83) ++#define PCM512x_GPIO_OUTPUT_5 (PCM512x_PAGE_0_BASE + 84) ++#define PCM512x_GPIO_OUTPUT_6 (PCM512x_PAGE_0_BASE + 85) ++#define PCM512x_GPIO_CONTROL_1 (PCM512x_PAGE_0_BASE + 86) ++#define PCM512x_GPIO_CONTROL_2 (PCM512x_PAGE_0_BASE + 87) ++#define PCM512x_OVERFLOW (PCM512x_PAGE_0_BASE + 90) ++#define PCM512x_RATE_DET_1 (PCM512x_PAGE_0_BASE + 91) ++#define PCM512x_RATE_DET_2 (PCM512x_PAGE_0_BASE + 92) ++#define PCM512x_RATE_DET_3 (PCM512x_PAGE_0_BASE + 93) ++#define PCM512x_RATE_DET_4 (PCM512x_PAGE_0_BASE + 94) ++#define PCM512x_ANALOG_MUTE_DET (PCM512x_PAGE_0_BASE + 108) ++#define PCM512x_GPIN (PCM512x_PAGE_0_BASE + 119) ++#define PCM512x_DIGITAL_MUTE_DET (PCM512x_PAGE_0_BASE + 120) ++ ++#define PCM512x_MAX_REGISTER (PCM512x_PAGE_0_BASE + 120) ++ ++/* Page 0, Register 1 - reset */ ++#define PCM512x_RSTR (1 << 0) ++#define PCM512x_RSTM (1 << 4) ++ ++/* Page 0, Register 2 - power */ ++#define PCM512x_RQPD (1 << 0) ++#define PCM512x_RQPD_SHIFT 0 ++#define PCM512x_RQST (1 << 4) ++#define PCM512x_RQST_SHIFT 4 ++ ++/* Page 0, Register 3 - mute */ ++#define PCM512x_RQMR_SHIFT 0 ++#define PCM512x_RQML_SHIFT 4 ++ ++/* Page 0, Register 4 - PLL */ ++#define PCM512x_PLCE (1 << 0) ++#define PCM512x_RLCE_SHIFT 0 ++#define PCM512x_PLCK (1 << 4) ++#define PCM512x_PLCK_SHIFT 4 ++ ++/* Page 0, Register 7 - DSP */ ++#define PCM512x_SDSL (1 << 0) ++#define PCM512x_SDSL_SHIFT 0 ++#define PCM512x_DEMP (1 << 4) ++#define PCM512x_DEMP_SHIFT 4 ++ ++/* Page 0, Register 13 - PLL reference */ ++#define PCM512x_SREF (1 << 4) ++ ++/* Page 0, Register 37 - Error detection */ ++#define PCM512x_IPLK (1 << 0) ++#define PCM512x_DCAS (1 << 1) ++#define PCM512x_IDCM (1 << 2) ++#define PCM512x_IDCH (1 << 3) ++#define PCM512x_IDSK (1 << 4) ++#define PCM512x_IDBK (1 << 5) ++#define PCM512x_IDFS (1 << 6) ++ ++/* Page 0, Register 42 - DAC routing */ ++#define PCM512x_AUPR_SHIFT 0 ++#define PCM512x_AUPL_SHIFT 4 ++ ++/* Page 0, Register 59 - auto mute */ ++#define PCM512x_ATMR_SHIFT 0 ++#define PCM512x_ATML_SHIFT 4 ++ ++/* Page 0, Register 63 - ramp rates */ ++#define PCM512x_VNDF_SHIFT 6 ++#define PCM512x_VNDS_SHIFT 4 ++#define PCM512x_VNUF_SHIFT 2 ++#define PCM512x_VNUS_SHIFT 0 ++ ++/* Page 0, Register 64 - emergency ramp rates */ ++#define PCM512x_VEDF_SHIFT 6 ++#define PCM512x_VEDS_SHIFT 4 ++ ++/* Page 0, Register 65 - Digital mute enables */ ++#define PCM512x_ACTL_SHIFT 2 ++#define PCM512x_AMLE_SHIFT 1 ++#define PCM512x_AMLR_SHIFT 0 ++ ++#endif +-- +1.9.1 + |