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author | John Crispin <blogic@openwrt.org> | 2016-02-25 10:14:05 +0000 |
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committer | John Crispin <blogic@openwrt.org> | 2016-02-25 10:14:05 +0000 |
commit | 19a174c9ff135ce7198f41d2226b92c646515d26 (patch) | |
tree | 68aa7d5a077cda7c29e257a9303631b48793b483 /target/linux/brcm2708/patches-4.1/0048-Added-driver-for-HiFiBerry-Amp-amplifier-add-on-boar.patch | |
parent | ddab8d8608f1f0676ca2155e0415cc59a142af02 (diff) | |
download | master-187ad058-19a174c9ff135ce7198f41d2226b92c646515d26.tar.gz master-187ad058-19a174c9ff135ce7198f41d2226b92c646515d26.tar.bz2 master-187ad058-19a174c9ff135ce7198f41d2226b92c646515d26.zip |
brcm2708: remove linux 4.1 support
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@48766 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm2708/patches-4.1/0048-Added-driver-for-HiFiBerry-Amp-amplifier-add-on-boar.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.1/0048-Added-driver-for-HiFiBerry-Amp-amplifier-add-on-boar.patch | 852 |
1 files changed, 0 insertions, 852 deletions
diff --git a/target/linux/brcm2708/patches-4.1/0048-Added-driver-for-HiFiBerry-Amp-amplifier-add-on-boar.patch b/target/linux/brcm2708/patches-4.1/0048-Added-driver-for-HiFiBerry-Amp-amplifier-add-on-boar.patch deleted file mode 100644 index 1c86fda48f..0000000000 --- a/target/linux/brcm2708/patches-4.1/0048-Added-driver-for-HiFiBerry-Amp-amplifier-add-on-boar.patch +++ /dev/null @@ -1,852 +0,0 @@ -From 32145a877f6e116d9bdc780558374782c5b7a4ef Mon Sep 17 00:00:00 2001 -From: Daniel Matuschek <info@crazy-audio.com> -Date: Mon, 4 Aug 2014 11:09:58 +0200 -Subject: [PATCH 048/222] Added driver for HiFiBerry Amp amplifier add-on board - -The driver contains a low-level hardware driver for the TAS5713 and the -drivers for the Raspberry Pi I2S subsystem. - -TAS5713: return error if initialisation fails - -Existing TAS5713 driver logs errors during initialisation, but does not return -an error code. Therefore even if initialisation fails, the driver will still be -loaded, but won't work. This patch fixes this. I2C communication error will now -reported correctly by a non-zero return code. - -HiFiBerry Amp: fix device-tree problems - -Some code to load the driver based on device-tree-overlays was missing. This is added by this patch. ---- - arch/arm/mach-bcm2708/bcm2708.c | 19 +++ - sound/soc/bcm/Kconfig | 7 + - sound/soc/bcm/Makefile | 2 + - sound/soc/bcm/hifiberry_amp.c | 127 ++++++++++++++ - sound/soc/codecs/Kconfig | 4 + - sound/soc/codecs/Makefile | 2 + - sound/soc/codecs/tas5713.c | 369 ++++++++++++++++++++++++++++++++++++++++ - sound/soc/codecs/tas5713.h | 210 +++++++++++++++++++++++ - 8 files changed, 740 insertions(+) - create mode 100644 sound/soc/bcm/hifiberry_amp.c - create mode 100644 sound/soc/codecs/tas5713.c - create mode 100644 sound/soc/codecs/tas5713.h - ---- a/arch/arm/mach-bcm2708/bcm2708.c -+++ b/arch/arm/mach-bcm2708/bcm2708.c -@@ -681,6 +681,20 @@ static struct i2c_board_info __initdata - - #endif - -+#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP_MODULE) -+static struct platform_device snd_hifiberry_amp_device = { -+ .name = "snd-hifiberry-amp", -+ .id = 0, -+ .num_resources = 0, -+}; -+ -+static struct i2c_board_info __initdata snd_tas5713_i2c_devices[] = { -+ { -+ I2C_BOARD_INFO("tas5713", 0x1b) -+ }, -+}; -+#endif -+ - #if defined(CONFIG_SND_BCM2708_SOC_RPI_DAC) || defined(CONFIG_SND_BCM2708_SOC_RPI_DAC_MODULE) - static struct platform_device snd_rpi_dac_device = { - .name = "snd-rpi-dac", -@@ -894,6 +908,11 @@ void __init bcm2708_init(void) - i2c_register_board_info_dt(1, snd_wm8804_i2c_devices, ARRAY_SIZE(snd_wm8804_i2c_devices)); - #endif - -+#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP_MODULE) -+ bcm_register_device_dt(&snd_hifiberry_amp_device); -+ i2c_register_board_info_dt(1, snd_tas5713_i2c_devices, ARRAY_SIZE(snd_tas5713_i2c_devices)); -+#endif -+ - #if defined(CONFIG_SND_BCM2708_SOC_RPI_DAC) || defined(CONFIG_SND_BCM2708_SOC_RPI_DAC_MODULE) - bcm_register_device_dt(&snd_rpi_dac_device); - bcm_register_device_dt(&snd_pcm1794a_codec_device); ---- a/sound/soc/bcm/Kconfig -+++ b/sound/soc/bcm/Kconfig -@@ -40,6 +40,13 @@ config SND_BCM2708_SOC_HIFIBERRY_DIGI - help - Say Y or M if you want to add support for HifiBerry Digi S/PDIF output board. - -+config SND_BCM2708_SOC_HIFIBERRY_AMP -+ tristate "Support for the HifiBerry Amp" -+ depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S -+ select SND_SOC_TAS5713 -+ help -+ Say Y or M if you want to add support for the HifiBerry Amp amplifier board. -+ - config SND_BCM2708_SOC_RPI_DAC - tristate "Support for RPi-DAC" - depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S ---- a/sound/soc/bcm/Makefile -+++ b/sound/soc/bcm/Makefile -@@ -12,11 +12,13 @@ obj-$(CONFIG_SND_BCM2708_SOC_I2S) += snd - snd-soc-hifiberry-dac-objs := hifiberry_dac.o - snd-soc-hifiberry-dacplus-objs := hifiberry_dacplus.o - snd-soc-hifiberry-digi-objs := hifiberry_digi.o -+snd-soc-hifiberry-amp-objs := hifiberry_amp.o - snd-soc-rpi-dac-objs := rpi-dac.o - snd-soc-iqaudio-dac-objs := iqaudio-dac.o - - obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) += snd-soc-hifiberry-dac.o - obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS) += snd-soc-hifiberry-dacplus.o - obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) += snd-soc-hifiberry-digi.o -+obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) += snd-soc-hifiberry-amp.o - obj-$(CONFIG_SND_BCM2708_SOC_RPI_DAC) += snd-soc-rpi-dac.o - obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o ---- /dev/null -+++ b/sound/soc/bcm/hifiberry_amp.c -@@ -0,0 +1,127 @@ -+/* -+ * ASoC Driver for HifiBerry AMP -+ * -+ * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com> -+ * Copyright 2014 -+ * -+ * 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_hifiberry_amp_init(struct snd_soc_pcm_runtime *rtd) -+{ -+ // ToDo: init of the dsp-registers. -+ return 0; -+} -+ -+static int snd_rpi_hifiberry_amp_hw_params( struct snd_pcm_substream *substream, -+ struct snd_pcm_hw_params *params ) -+{ -+ struct snd_soc_pcm_runtime *rtd = substream->private_data; -+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai; -+ -+ return snd_soc_dai_set_bclk_ratio(cpu_dai, 64); -+} -+ -+static struct snd_soc_ops snd_rpi_hifiberry_amp_ops = { -+ .hw_params = snd_rpi_hifiberry_amp_hw_params, -+}; -+ -+static struct snd_soc_dai_link snd_rpi_hifiberry_amp_dai[] = { -+ { -+ .name = "HifiBerry AMP", -+ .stream_name = "HifiBerry AMP HiFi", -+ .cpu_dai_name = "bcm2708-i2s.0", -+ .codec_dai_name = "tas5713-hifi", -+ .platform_name = "bcm2708-i2s.0", -+ .codec_name = "tas5713.1-001b", -+ .dai_fmt = SND_SOC_DAIFMT_I2S | -+ SND_SOC_DAIFMT_NB_NF | -+ SND_SOC_DAIFMT_CBS_CFS, -+ .ops = &snd_rpi_hifiberry_amp_ops, -+ .init = snd_rpi_hifiberry_amp_init, -+ }, -+}; -+ -+ -+static struct snd_soc_card snd_rpi_hifiberry_amp = { -+ .name = "snd_rpi_hifiberry_amp", -+ .dai_link = snd_rpi_hifiberry_amp_dai, -+ .num_links = ARRAY_SIZE(snd_rpi_hifiberry_amp_dai), -+}; -+ -+static const struct of_device_id snd_rpi_hifiberry_amp_of_match[] = { -+ { .compatible = "hifiberry,hifiberry-amp", }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, snd_rpi_hifiberry_amp_of_match); -+ -+ -+static int snd_rpi_hifiberry_amp_probe(struct platform_device *pdev) -+{ -+ int ret = 0; -+ -+ snd_rpi_hifiberry_amp.dev = &pdev->dev; -+ -+ if (pdev->dev.of_node) { -+ struct device_node *i2s_node; -+ struct snd_soc_dai_link *dai = &snd_rpi_hifiberry_amp_dai[0]; -+ i2s_node = of_parse_phandle(pdev->dev.of_node, -+ "i2s-controller", 0); -+ -+ if (i2s_node) { -+ dai->cpu_dai_name = NULL; -+ dai->cpu_of_node = i2s_node; -+ dai->platform_name = NULL; -+ dai->platform_of_node = i2s_node; -+ } -+ } -+ -+ ret = snd_soc_register_card(&snd_rpi_hifiberry_amp); -+ -+ if (ret != 0) { -+ dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", ret); -+ } -+ -+ return ret; -+} -+ -+ -+static int snd_rpi_hifiberry_amp_remove(struct platform_device *pdev) -+{ -+ return snd_soc_unregister_card(&snd_rpi_hifiberry_amp); -+} -+ -+ -+static struct platform_driver snd_rpi_hifiberry_amp_driver = { -+ .driver = { -+ .name = "snd-hifiberry-amp", -+ .owner = THIS_MODULE, -+ .of_match_table = snd_rpi_hifiberry_amp_of_match, -+ }, -+ .probe = snd_rpi_hifiberry_amp_probe, -+ .remove = snd_rpi_hifiberry_amp_remove, -+}; -+ -+ -+module_platform_driver(snd_rpi_hifiberry_amp_driver); -+ -+ -+MODULE_AUTHOR("Sebastian Eickhoff <basti.eickhoff@googlemail.com>"); -+MODULE_DESCRIPTION("ASoC driver for HiFiBerry-AMP"); -+MODULE_LICENSE("GPL v2"); ---- a/sound/soc/codecs/Kconfig -+++ b/sound/soc/codecs/Kconfig -@@ -109,6 +109,7 @@ config SND_SOC_ALL_CODECS - select SND_SOC_TFA9879 if I2C - select SND_SOC_TLV320AIC23_I2C if I2C - select SND_SOC_TLV320AIC23_SPI if SPI_MASTER -+ select SND_SOC_TAS5713 if I2C - select SND_SOC_TLV320AIC26 if SPI_MASTER - select SND_SOC_TLV320AIC31XX if I2C - select SND_SOC_TLV320AIC32X4 if I2C -@@ -623,6 +624,9 @@ config SND_SOC_TFA9879 - tristate "NXP Semiconductors TFA9879 amplifier" - depends on I2C - -+config SND_SOC_TAS5713 -+ tristate -+ - config SND_SOC_TLV320AIC23 - tristate - ---- a/sound/soc/codecs/Makefile -+++ b/sound/soc/codecs/Makefile -@@ -109,6 +109,7 @@ snd-soc-sta529-objs := sta529.o - snd-soc-stac9766-objs := stac9766.o - snd-soc-tas5086-objs := tas5086.o - snd-soc-tfa9879-objs := tfa9879.o -+snd-soc-tas5713-objs := tas5713.o - snd-soc-tlv320aic23-objs := tlv320aic23.o - snd-soc-tlv320aic23-i2c-objs := tlv320aic23-i2c.o - snd-soc-tlv320aic23-spi-objs := tlv320aic23-spi.o -@@ -293,6 +294,7 @@ obj-$(CONFIG_SND_SOC_STAC9766) += snd-so - obj-$(CONFIG_SND_SOC_TAS2552) += snd-soc-tas2552.o - obj-$(CONFIG_SND_SOC_TAS5086) += snd-soc-tas5086.o - obj-$(CONFIG_SND_SOC_TFA9879) += snd-soc-tfa9879.o -+obj-$(CONFIG_SND_SOC_TAS5713) += snd-soc-tas5713.o - obj-$(CONFIG_SND_SOC_TLV320AIC23) += snd-soc-tlv320aic23.o - obj-$(CONFIG_SND_SOC_TLV320AIC23_I2C) += snd-soc-tlv320aic23-i2c.o - obj-$(CONFIG_SND_SOC_TLV320AIC23_SPI) += snd-soc-tlv320aic23-spi.o ---- /dev/null -+++ b/sound/soc/codecs/tas5713.c -@@ -0,0 +1,369 @@ -+/* -+ * ASoC Driver for TAS5713 -+ * -+ * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com> -+ * Copyright 2014 -+ * -+ * 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/moduleparam.h> -+#include <linux/init.h> -+#include <linux/delay.h> -+#include <linux/pm.h> -+#include <linux/i2c.h> -+#include <linux/of_device.h> -+#include <linux/spi/spi.h> -+#include <linux/regmap.h> -+#include <linux/regulator/consumer.h> -+#include <linux/slab.h> -+#include <sound/core.h> -+#include <sound/pcm.h> -+#include <sound/pcm_params.h> -+#include <sound/soc.h> -+#include <sound/initval.h> -+#include <sound/tlv.h> -+ -+#include <linux/kernel.h> -+#include <linux/string.h> -+#include <linux/fs.h> -+#include <asm/uaccess.h> -+ -+#include "tas5713.h" -+ -+ -+static struct i2c_client *i2c; -+ -+struct tas5713_priv { -+ struct regmap *regmap; -+ int mclk_div; -+ struct snd_soc_codec *codec; -+}; -+ -+static struct tas5713_priv *priv_data; -+ -+ -+ -+ -+/* -+ * _ _ ___ _ ___ _ _ -+ * /_\ | | / __| /_\ / __|___ _ _| |_ _ _ ___| |___ -+ * / _ \| |__\__ \/ _ \ | (__/ _ \ ' \ _| '_/ _ \ (_-< -+ * /_/ \_\____|___/_/ \_\ \___\___/_||_\__|_| \___/_/__/ -+ * -+ */ -+ -+static const DECLARE_TLV_DB_SCALE(tas5713_vol_tlv, -10000, 50, 1); -+ -+ -+static const struct snd_kcontrol_new tas5713_snd_controls[] = { -+ SOC_SINGLE_TLV ("Master" , TAS5713_VOL_MASTER, 0, 248, 1, tas5713_vol_tlv), -+ SOC_DOUBLE_R_TLV("Channels" , TAS5713_VOL_CH1, TAS5713_VOL_CH2, 0, 248, 1, tas5713_vol_tlv) -+}; -+ -+ -+ -+ -+/* -+ * __ __ _ _ ___ _ -+ * | \/ |__ _ __| |_ (_)_ _ ___ | \ _ _(_)_ _____ _ _ -+ * | |\/| / _` / _| ' \| | ' \/ -_) | |) | '_| \ V / -_) '_| -+ * |_| |_\__,_\__|_||_|_|_||_\___| |___/|_| |_|\_/\___|_| -+ * -+ */ -+ -+static int tas5713_hw_params(struct snd_pcm_substream *substream, -+ struct snd_pcm_hw_params *params, -+ struct snd_soc_dai *dai) -+{ -+ u16 blen = 0x00; -+ -+ struct snd_soc_codec *codec; -+ codec = dai->codec; -+ priv_data->codec = dai->codec; -+ -+ switch (params_format(params)) { -+ case SNDRV_PCM_FORMAT_S16_LE: -+ blen = 0x03; -+ break; -+ case SNDRV_PCM_FORMAT_S20_3LE: -+ blen = 0x1; -+ break; -+ case SNDRV_PCM_FORMAT_S24_LE: -+ blen = 0x04; -+ break; -+ case SNDRV_PCM_FORMAT_S32_LE: -+ blen = 0x05; -+ break; -+ default: -+ dev_err(dai->dev, "Unsupported word length: %u\n", -+ params_format(params)); -+ return -EINVAL; -+ } -+ -+ // set word length -+ snd_soc_update_bits(codec, TAS5713_SERIAL_DATA_INTERFACE, 0x7, blen); -+ -+ return 0; -+} -+ -+ -+static int tas5713_mute_stream(struct snd_soc_dai *dai, int mute, int stream) -+{ -+ unsigned int val = 0; -+ -+ struct tas5713_priv *tas5713; -+ struct snd_soc_codec *codec = dai->codec; -+ tas5713 = snd_soc_codec_get_drvdata(codec); -+ -+ if (mute) { -+ val = TAS5713_SOFT_MUTE_ALL; -+ } -+ -+ return regmap_write(tas5713->regmap, TAS5713_SOFT_MUTE, val); -+} -+ -+ -+static const struct snd_soc_dai_ops tas5713_dai_ops = { -+ .hw_params = tas5713_hw_params, -+ .mute_stream = tas5713_mute_stream, -+}; -+ -+ -+static struct snd_soc_dai_driver tas5713_dai = { -+ .name = "tas5713-hifi", -+ .playback = { -+ .stream_name = "Playback", -+ .channels_min = 2, -+ .channels_max = 2, -+ .rates = SNDRV_PCM_RATE_8000_48000, -+ .formats = (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE ), -+ }, -+ .ops = &tas5713_dai_ops, -+}; -+ -+ -+ -+ -+/* -+ * ___ _ ___ _ -+ * / __|___ __| |___ __ | \ _ _(_)_ _____ _ _ -+ * | (__/ _ \/ _` / -_) _| | |) | '_| \ V / -_) '_| -+ * \___\___/\__,_\___\__| |___/|_| |_|\_/\___|_| -+ * -+ */ -+ -+static int tas5713_remove(struct snd_soc_codec *codec) -+{ -+ struct tas5713_priv *tas5713; -+ -+ tas5713 = snd_soc_codec_get_drvdata(codec); -+ -+ return 0; -+} -+ -+ -+static int tas5713_probe(struct snd_soc_codec *codec) -+{ -+ struct tas5713_priv *tas5713; -+ int i, ret; -+ -+ i2c = container_of(codec->dev, struct i2c_client, dev); -+ -+ tas5713 = snd_soc_codec_get_drvdata(codec); -+ -+ // Reset error -+ ret = snd_soc_write(codec, TAS5713_ERROR_STATUS, 0x00); -+ if (ret < 0) return ret; -+ -+ // Trim oscillator -+ ret = snd_soc_write(codec, TAS5713_OSC_TRIM, 0x00); -+ if (ret < 0) return ret; -+ msleep(1000); -+ -+ // Reset error -+ ret = snd_soc_write(codec, TAS5713_ERROR_STATUS, 0x00); -+ if (ret < 0) return ret; -+ -+ // Clock mode: 44/48kHz, MCLK=64xfs -+ ret = snd_soc_write(codec, TAS5713_CLOCK_CTRL, 0x60); -+ if (ret < 0) return ret; -+ -+ // I2S 24bit -+ ret = snd_soc_write(codec, TAS5713_SERIAL_DATA_INTERFACE, 0x05); -+ if (ret < 0) return ret; -+ -+ // Unmute -+ ret = snd_soc_write(codec, TAS5713_SYSTEM_CTRL2, 0x00); -+ if (ret < 0) return ret; -+ ret = snd_soc_write(codec, TAS5713_SOFT_MUTE, 0x00); -+ if (ret < 0) return ret; -+ -+ // Set volume to 0db -+ ret = snd_soc_write(codec, TAS5713_VOL_MASTER, 0x00); -+ if (ret < 0) return ret; -+ -+ // Now start programming the default initialization sequence -+ for (i = 0; i < ARRAY_SIZE(tas5713_init_sequence); ++i) { -+ ret = i2c_master_send(i2c, -+ tas5713_init_sequence[i].data, -+ tas5713_init_sequence[i].size); -+ if (ret < 0) { -+ printk(KERN_INFO "TAS5713 CODEC PROBE: InitSeq returns: %d\n", ret); -+ } -+ } -+ -+ // Unmute -+ ret = snd_soc_write(codec, TAS5713_SYSTEM_CTRL2, 0x00); -+ if (ret < 0) return ret; -+ -+ return 0; -+} -+ -+ -+static struct snd_soc_codec_driver soc_codec_dev_tas5713 = { -+ .probe = tas5713_probe, -+ .remove = tas5713_remove, -+ .controls = tas5713_snd_controls, -+ .num_controls = ARRAY_SIZE(tas5713_snd_controls), -+}; -+ -+ -+ -+ -+/* -+ * ___ ___ ___ ___ _ -+ * |_ _|_ ) __| | \ _ _(_)_ _____ _ _ -+ * | | / / (__ | |) | '_| \ V / -_) '_| -+ * |___/___\___| |___/|_| |_|\_/\___|_| -+ * -+ */ -+ -+static const struct reg_default tas5713_reg_defaults[] = { -+ { 0x07 ,0x80 }, // R7 - VOL_MASTER - -40dB -+ { 0x08 , 30 }, // R8 - VOL_CH1 - 0dB -+ { 0x09 , 30 }, // R9 - VOL_CH2 - 0dB -+ { 0x0A ,0x80 }, // R10 - VOL_HEADPHONE - -40dB -+}; -+ -+ -+static bool tas5713_reg_volatile(struct device *dev, unsigned int reg) -+{ -+ switch (reg) { -+ case TAS5713_DEVICE_ID: -+ case TAS5713_ERROR_STATUS: -+ return true; -+ default: -+ return false; -+ } -+} -+ -+ -+static const struct of_device_id tas5713_of_match[] = { -+ { .compatible = "ti,tas5713", }, -+ { } -+}; -+MODULE_DEVICE_TABLE(of, tas5713_of_match); -+ -+ -+static struct regmap_config tas5713_regmap_config = { -+ .reg_bits = 8, -+ .val_bits = 8, -+ -+ .max_register = TAS5713_MAX_REGISTER, -+ .volatile_reg = tas5713_reg_volatile, -+ -+ .cache_type = REGCACHE_RBTREE, -+ .reg_defaults = tas5713_reg_defaults, -+ .num_reg_defaults = ARRAY_SIZE(tas5713_reg_defaults), -+}; -+ -+ -+static int tas5713_i2c_probe(struct i2c_client *i2c, -+ const struct i2c_device_id *id) -+{ -+ int ret; -+ -+ priv_data = devm_kzalloc(&i2c->dev, sizeof *priv_data, GFP_KERNEL); -+ if (!priv_data) -+ return -ENOMEM; -+ -+ priv_data->regmap = devm_regmap_init_i2c(i2c, &tas5713_regmap_config); -+ if (IS_ERR(priv_data->regmap)) { -+ ret = PTR_ERR(priv_data->regmap); -+ return ret; -+ } -+ -+ i2c_set_clientdata(i2c, priv_data); -+ -+ ret = snd_soc_register_codec(&i2c->dev, -+ &soc_codec_dev_tas5713, &tas5713_dai, 1); -+ -+ return ret; -+} -+ -+ -+static int tas5713_i2c_remove(struct i2c_client *i2c) -+{ -+ snd_soc_unregister_codec(&i2c->dev); -+ i2c_set_clientdata(i2c, NULL); -+ -+ kfree(priv_data); -+ -+ return 0; -+} -+ -+ -+static const struct i2c_device_id tas5713_i2c_id[] = { -+ { "tas5713", 0 }, -+ { } -+}; -+ -+MODULE_DEVICE_TABLE(i2c, tas5713_i2c_id); -+ -+ -+static struct i2c_driver tas5713_i2c_driver = { -+ .driver = { -+ .name = "tas5713", -+ .owner = THIS_MODULE, -+ .of_match_table = tas5713_of_match, -+ }, -+ .probe = tas5713_i2c_probe, -+ .remove = tas5713_i2c_remove, -+ .id_table = tas5713_i2c_id -+}; -+ -+ -+static int __init tas5713_modinit(void) -+{ -+ int ret = 0; -+ -+ ret = i2c_add_driver(&tas5713_i2c_driver); -+ if (ret) { -+ printk(KERN_ERR "Failed to register tas5713 I2C driver: %d\n", -+ ret); -+ } -+ -+ return ret; -+} -+module_init(tas5713_modinit); -+ -+ -+static void __exit tas5713_exit(void) -+{ -+ i2c_del_driver(&tas5713_i2c_driver); -+} -+module_exit(tas5713_exit); -+ -+ -+MODULE_AUTHOR("Sebastian Eickhoff <basti.eickhoff@googlemail.com>"); -+MODULE_DESCRIPTION("ASoC driver for TAS5713"); -+MODULE_LICENSE("GPL v2"); ---- /dev/null -+++ b/sound/soc/codecs/tas5713.h -@@ -0,0 +1,210 @@ -+/* -+ * ASoC Driver for TAS5713 -+ * -+ * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com> -+ * Copyright 2014 -+ * -+ * 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 _TAS5713_H -+#define _TAS5713_H -+ -+ -+// TAS5713 I2C-bus register addresses -+ -+#define TAS5713_CLOCK_CTRL 0x00 -+#define TAS5713_DEVICE_ID 0x01 -+#define TAS5713_ERROR_STATUS 0x02 -+#define TAS5713_SYSTEM_CTRL1 0x03 -+#define TAS5713_SERIAL_DATA_INTERFACE 0x04 -+#define TAS5713_SYSTEM_CTRL2 0x05 -+#define TAS5713_SOFT_MUTE 0x06 -+#define TAS5713_VOL_MASTER 0x07 -+#define TAS5713_VOL_CH1 0x08 -+#define TAS5713_VOL_CH2 0x09 -+#define TAS5713_VOL_HEADPHONE 0x0A -+#define TAS5713_VOL_CONFIG 0x0E -+#define TAS5713_MODULATION_LIMIT 0x10 -+#define TAS5713_IC_DLY_CH1 0x11 -+#define TAS5713_IC_DLY_CH2 0x12 -+#define TAS5713_IC_DLY_CH3 0x13 -+#define TAS5713_IC_DLY_CH4 0x14 -+ -+#define TAS5713_START_STOP_PERIOD 0x1A -+#define TAS5713_OSC_TRIM 0x1B -+#define TAS5713_BKND_ERR 0x1C -+ -+#define TAS5713_INPUT_MUX 0x20 -+#define TAS5713_SRC_SELECT_CH4 0x21 -+#define TAS5713_PWM_MUX 0x25 -+ -+#define TAS5713_CH1_BQ0 0x29 -+#define TAS5713_CH1_BQ1 0x2A -+#define TAS5713_CH1_BQ2 0x2B -+#define TAS5713_CH1_BQ3 0x2C -+#define TAS5713_CH1_BQ4 0x2D -+#define TAS5713_CH1_BQ5 0x2E -+#define TAS5713_CH1_BQ6 0x2F -+#define TAS5713_CH1_BQ7 0x58 -+#define TAS5713_CH1_BQ8 0x59 -+ -+#define TAS5713_CH2_BQ0 0x30 -+#define TAS5713_CH2_BQ1 0x31 -+#define TAS5713_CH2_BQ2 0x32 -+#define TAS5713_CH2_BQ3 0x33 -+#define TAS5713_CH2_BQ4 0x34 -+#define TAS5713_CH2_BQ5 0x35 -+#define TAS5713_CH2_BQ6 0x36 -+#define TAS5713_CH2_BQ7 0x5C -+#define TAS5713_CH2_BQ8 0x5D -+ -+#define TAS5713_CH4_BQ0 0x5A -+#define TAS5713_CH4_BQ1 0x5B -+#define TAS5713_CH3_BQ0 0x5E -+#define TAS5713_CH3_BQ1 0x5F -+ -+#define TAS5713_DRC1_SOFTENING_FILTER_ALPHA_OMEGA 0x3B -+#define TAS5713_DRC1_ATTACK_RELEASE_RATE 0x3C -+#define TAS5713_DRC2_SOFTENING_FILTER_ALPHA_OMEGA 0x3E -+#define TAS5713_DRC2_ATTACK_RELEASE_RATE 0x3F -+#define TAS5713_DRC1_ATTACK_RELEASE_THRES 0x40 -+#define TAS5713_DRC2_ATTACK_RELEASE_THRES 0x43 -+#define TAS5713_DRC_CTRL 0x46 -+ -+#define TAS5713_BANK_SW_CTRL 0x50 -+#define TAS5713_CH1_OUTPUT_MIXER 0x51 -+#define TAS5713_CH2_OUTPUT_MIXER 0x52 -+#define TAS5713_CH1_INPUT_MIXER 0x53 -+#define TAS5713_CH2_INPUT_MIXER 0x54 -+#define TAS5713_OUTPUT_POST_SCALE 0x56 -+#define TAS5713_OUTPUT_PRESCALE 0x57 -+ -+#define TAS5713_IDF_POST_SCALE 0x62 -+ -+#define TAS5713_CH1_INLINE_MIXER 0x70 -+#define TAS5713_CH1_INLINE_DRC_EN_MIXER 0x71 -+#define TAS5713_CH1_R_CHANNEL_MIXER 0x72 -+#define TAS5713_CH1_L_CHANNEL_MIXER 0x73 -+#define TAS5713_CH2_INLINE_MIXER 0x74 -+#define TAS5713_CH2_INLINE_DRC_EN_MIXER 0x75 -+#define TAS5713_CH2_L_CHANNEL_MIXER 0x76 -+#define TAS5713_CH2_R_CHANNEL_MIXER 0x77 -+ -+#define TAS5713_UPDATE_DEV_ADDR_KEY 0xF8 -+#define TAS5713_UPDATE_DEV_ADDR_REG 0xF9 -+ -+#define TAS5713_REGISTER_COUNT 0x46 -+#define TAS5713_MAX_REGISTER 0xF9 -+ -+ -+// Bitmasks for registers -+#define TAS5713_SOFT_MUTE_ALL 0x07 -+ -+ -+ -+struct tas5713_init_command { -+ const int size; -+ const char *const data; -+}; -+ -+static const struct tas5713_init_command tas5713_init_sequence[] = { -+ -+ // Trim oscillator -+ { .size = 2, .data = "\x1B\x00" }, -+ // System control register 1 (0x03): block DC -+ { .size = 2, .data = "\x03\x80" }, -+ // Mute everything -+ { .size = 2, .data = "\x05\x40" }, -+ // Modulation limit register (0x10): 97.7% -+ { .size = 2, .data = "\x10\x02" }, -+ // Interchannel delay registers -+ // (0x11, 0x12, 0x13, and 0x14): BD mode -+ { .size = 2, .data = "\x11\xB8" }, -+ { .size = 2, .data = "\x12\x60" }, -+ { .size = 2, .data = "\x13\xA0" }, -+ { .size = 2, .data = "\x14\x48" }, -+ // PWM shutdown group register (0x19): no shutdown -+ { .size = 2, .data = "\x19\x00" }, -+ // Input multiplexer register (0x20): BD mode -+ { .size = 2, .data = "\x20\x00\x89\x77\x72" }, -+ // PWM output mux register (0x25) -+ // Channel 1 --> OUTA, channel 1 neg --> OUTB -+ // Channel 2 --> OUTC, channel 2 neg --> OUTD -+ { .size = 5, .data = "\x25\x01\x02\x13\x45" }, -+ // DRC control (0x46): DRC off -+ { .size = 5, .data = "\x46\x00\x00\x00\x00" }, -+ // BKND_ERR register (0x1C): 299ms reset period -+ { .size = 2, .data = "\x1C\x07" }, -+ // Mute channel 3 -+ { .size = 2, .data = "\x0A\xFF" }, -+ // Volume configuration register (0x0E): volume slew 512 steps -+ { .size = 2, .data = "\x0E\x90" }, -+ // Clock control register (0x00): 44/48kHz, MCLK=64xfs -+ { .size = 2, .data = "\x00\x60" }, -+ // Bank switch and eq control (0x50): no bank switching -+ { .size = 5, .data = "\x50\x00\x00\x00\x00" }, -+ // Volume registers (0x07, 0x08, 0x09, 0x0A) -+ { .size = 2, .data = "\x07\x20" }, -+ { .size = 2, .data = "\x08\x30" }, -+ { .size = 2, .data = "\x09\x30" }, -+ { .size = 2, .data = "\x0A\xFF" }, -+ // 0x72, 0x73, 0x76, 0x77 input mixer: -+ // no intermix between channels -+ { .size = 5, .data = "\x72\x00\x00\x00\x00" }, -+ { .size = 5, .data = "\x73\x00\x80\x00\x00" }, -+ { .size = 5, .data = "\x76\x00\x00\x00\x00" }, -+ { .size = 5, .data = "\x77\x00\x80\x00\x00" }, -+ // 0x70, 0x71, 0x74, 0x75 inline DRC mixer: -+ // no inline DRC inmix -+ { .size = 5, .data = "\x70\x00\x80\x00\x00" }, -+ { .size = 5, .data = "\x71\x00\x00\x00\x00" }, -+ { .size = 5, .data = "\x74\x00\x80\x00\x00" }, -+ { .size = 5, .data = "\x75\x00\x00\x00\x00" }, -+ // 0x56, 0x57 Output scale -+ { .size = 5, .data = "\x56\x00\x80\x00\x00" }, -+ { .size = 5, .data = "\x57\x00\x02\x00\x00" }, -+ // 0x3B, 0x3c -+ { .size = 9, .data = "\x3B\x00\x08\x00\x00\x00\x78\x00\x00" }, -+ { .size = 9, .data = "\x3C\x00\x00\x01\x00\xFF\xFF\xFF\x00" }, -+ { .size = 9, .data = "\x3E\x00\x08\x00\x00\x00\x78\x00\x00" }, -+ { .size = 9, .data = "\x3F\x00\x00\x01\x00\xFF\xFF\xFF\x00" }, -+ { .size = 9, .data = "\x40\x00\x00\x01\x00\xFF\xFF\xFF\x00" }, -+ { .size = 9, .data = "\x43\x00\x00\x01\x00\xFF\xFF\xFF\x00" }, -+ // 0x51, 0x52: output mixer -+ { .size = 9, .data = "\x51\x00\x80\x00\x00\x00\x00\x00\x00" }, -+ { .size = 9, .data = "\x52\x00\x80\x00\x00\x00\x00\x00\x00" }, -+ // PEQ defaults -+ { .size = 21, .data = "\x29\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x2A\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x2B\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x2C\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x2D\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x2E\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x2F\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x30\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x31\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x32\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x33\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x34\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x35\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x36\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x58\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x59\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x5C\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x5D\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x5E\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x5F\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x5A\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+ { .size = 21, .data = "\x5B\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" }, -+}; -+ -+ -+#endif /* _TAS5713_H */ |