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-rw-r--r--target/linux/brcm2708/patches-4.14/950-0281-Drivers-for-Allo-Katana-DAC.patch745
1 files changed, 0 insertions, 745 deletions
diff --git a/target/linux/brcm2708/patches-4.14/950-0281-Drivers-for-Allo-Katana-DAC.patch b/target/linux/brcm2708/patches-4.14/950-0281-Drivers-for-Allo-Katana-DAC.patch
deleted file mode 100644
index 16235f23eb..0000000000
--- a/target/linux/brcm2708/patches-4.14/950-0281-Drivers-for-Allo-Katana-DAC.patch
+++ /dev/null
@@ -1,745 +0,0 @@
-From 87d450d98ef1f69dd6f5255c3b7e665c130935ea Mon Sep 17 00:00:00 2001
-From: allocom <sparky-dev@allo.com>
-Date: Thu, 19 Apr 2018 12:12:26 +0530
-Subject: [PATCH 281/454] Drivers for Allo Katana DAC
-
----
- arch/arm/boot/dts/overlays/Makefile | 1 +
- arch/arm/boot/dts/overlays/README | 6 +
- .../allo-katana-dac-audio-overlay.dts | 46 +++
- arch/arm/configs/bcm2709_defconfig | 1 +
- arch/arm/configs/bcmrpi_defconfig | 1 +
- sound/soc/bcm/Kconfig | 7 +
- sound/soc/bcm/Makefile | 2 +
- sound/soc/bcm/allo-katana-dac.c | 105 ++++++
- sound/soc/codecs/Kconfig | 10 +
- sound/soc/codecs/Makefile | 4 +
- sound/soc/codecs/sabre-ess-i2c.c | 69 ++++
- sound/soc/codecs/sabre-ess.c | 300 ++++++++++++++++++
- sound/soc/codecs/sabre-ess.h | 62 ++++
- 13 files changed, 614 insertions(+)
- create mode 100644 arch/arm/boot/dts/overlays/allo-katana-dac-audio-overlay.dts
- create mode 100644 sound/soc/bcm/allo-katana-dac.c
- create mode 100644 sound/soc/codecs/sabre-ess-i2c.c
- create mode 100644 sound/soc/codecs/sabre-ess.c
- create mode 100644 sound/soc/codecs/sabre-ess.h
-
---- a/arch/arm/boot/dts/overlays/Makefile
-+++ b/arch/arm/boot/dts/overlays/Makefile
-@@ -9,6 +9,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
- akkordion-iqdacplus.dtbo \
- allo-boss-dac-pcm512x-audio.dtbo \
- allo-digione.dtbo \
-+ allo-katana-dac-audio.dtbo \
- allo-piano-dac-pcm512x-audio.dtbo \
- allo-piano-dac-plus-pcm512x-audio.dtbo \
- applepi-dac.dtbo \
---- a/arch/arm/boot/dts/overlays/README
-+++ b/arch/arm/boot/dts/overlays/README
-@@ -317,6 +317,12 @@ Load: dtoverlay=allo-digione
- Params: <None>
-
-
-+Name: allo-katana
-+Info: Configures the Allo Katana audio card
-+Load: dtoverlay=allo-katana-dac-audio
-+Params: <None>
-+
-+
- Name: allo-piano-dac-pcm512x-audio
- Info: Configures the Allo Piano DAC (2.0/2.1) audio cards.
- (NB. This initial support is for 2.0 channel audio ONLY! ie. stereo.
---- /dev/null
-+++ b/arch/arm/boot/dts/overlays/allo-katana-dac-audio-overlay.dts
-@@ -0,0 +1,46 @@
-+/*
-+ * Definitions for Allo Katana DAC boards
-+ *
-+ * NB. The Katana DAC board contains SABER DAC.
-+ */
-+
-+/dts-v1/;
-+/plugin/;
-+
-+/ {
-+ compatible = "brcm,bcm2708";
-+
-+ fragment@0 {
-+ target = <&i2s>;
-+ __overlay__ {
-+ status = "okay";
-+ };
-+ };
-+
-+ fragment@1 {
-+ target = <&i2c1>;
-+ __overlay__ {
-+ #address-cells = <1>;
-+ #size-cells = <0>;
-+ status = "okay";
-+
-+ sabre-ess@30 {
-+ #sound-dai-cells = <0>;
-+ compatible = "saber,sabre-ess";
-+ reg = <0x30>;
-+ status = "okay";
-+ };
-+ };
-+ };
-+
-+ fragment@2 {
-+ target = <&sound>;
-+ katana_dac: __overlay__ {
-+ compatible = "allo,katana-dac";
-+ i2s-controller = <&i2s>;
-+ status = "okay";
-+ };
-+ };
-+
-+};
-+
---- a/arch/arm/configs/bcm2709_defconfig
-+++ b/arch/arm/configs/bcm2709_defconfig
-@@ -894,6 +894,7 @@ CONFIG_SND_BCM2708_SOC_ALLO_PIANO_DAC=m
- CONFIG_SND_BCM2708_SOC_ALLO_PIANO_DAC_PLUS=m
- CONFIG_SND_BCM2708_SOC_ALLO_BOSS_DAC=m
- CONFIG_SND_BCM2708_SOC_ALLO_DIGIONE=m
-+CONFIG_SND_BCM2708_SOC_ALLO_KATANA_DAC=m
- CONFIG_SND_BCM2708_SOC_FE_PI_AUDIO=m
- CONFIG_SND_PISOUND=m
- CONFIG_SND_SOC_ADAU1701=m
---- a/arch/arm/configs/bcmrpi_defconfig
-+++ b/arch/arm/configs/bcmrpi_defconfig
-@@ -887,6 +887,7 @@ CONFIG_SND_BCM2708_SOC_ALLO_PIANO_DAC=m
- CONFIG_SND_BCM2708_SOC_ALLO_PIANO_DAC_PLUS=m
- CONFIG_SND_BCM2708_SOC_ALLO_BOSS_DAC=m
- CONFIG_SND_BCM2708_SOC_ALLO_DIGIONE=m
-+CONFIG_SND_BCM2708_SOC_ALLO_KATANA_DAC=m
- CONFIG_SND_BCM2708_SOC_FE_PI_AUDIO=m
- CONFIG_SND_PISOUND=m
- CONFIG_SND_SOC_ADAU1701=m
---- a/sound/soc/bcm/Kconfig
-+++ b/sound/soc/bcm/Kconfig
-@@ -175,6 +175,13 @@ config SND_BCM2708_SOC_ALLO_DIGIONE
- help
- Say Y or M if you want to add support for Allo DigiOne.
-
-+config SND_BCM2708_SOC_ALLO_KATANA_DAC
-+ tristate "Support for Allo Katana DAC"
-+ depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S
-+ select SND_SOC_SABRE_ESS_I2C
-+ help
-+ Say Y or M if you want to add support for Allo Katana DAC.
-+
- config SND_BCM2708_SOC_FE_PI_AUDIO
- tristate "Support for Fe-Pi-Audio"
- depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S
---- a/sound/soc/bcm/Makefile
-+++ b/sound/soc/bcm/Makefile
-@@ -34,6 +34,7 @@ snd-soc-allo-boss-dac-objs := allo-boss-
- snd-soc-allo-piano-dac-objs := allo-piano-dac.o
- snd-soc-allo-piano-dac-plus-objs := allo-piano-dac-plus.o
- snd-soc-allo-digione-objs := allo-digione.o
-+snd-soc-allo-katana-dac-objs := allo-katana-dac.o
- snd-soc-pisound-objs := pisound.o
- snd-soc-fe-pi-audio-objs := fe-pi-audio.o
-
-@@ -60,5 +61,6 @@ obj-$(CONFIG_SND_BCM2708_SOC_ALLO_BOSS_D
- obj-$(CONFIG_SND_BCM2708_SOC_ALLO_PIANO_DAC) += snd-soc-allo-piano-dac.o
- obj-$(CONFIG_SND_BCM2708_SOC_ALLO_PIANO_DAC_PLUS) += snd-soc-allo-piano-dac-plus.o
- obj-$(CONFIG_SND_BCM2708_SOC_ALLO_DIGIONE) += snd-soc-allo-digione.o
-+obj-$(CONFIG_SND_BCM2708_SOC_ALLO_KATANA_DAC) += snd-soc-allo-katana-dac.o
- obj-$(CONFIG_SND_PISOUND) += snd-soc-pisound.o
- obj-$(CONFIG_SND_BCM2708_SOC_FE_PI_AUDIO) += snd-soc-fe-pi-audio.o
---- /dev/null
-+++ b/sound/soc/bcm/allo-katana-dac.c
-@@ -0,0 +1,105 @@
-+/*
-+ * ASoC Driver for KATANA DAC
-+ *
-+ * Author: Jaikumar <jaikumar@cem-solutions.net>
-+ * Copyright 2018
-+ *
-+ * 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>
-+
-+static struct snd_soc_dai_link snd_allo_katana_dac_dai[] = {
-+{
-+ .name = "KATANA DAC",
-+ //.stream_name = "KATANA DAC HiFi [Master]",
-+ .stream_name = "KATANA DAC",
-+ .cpu_dai_name = "bcm2708-i2s.0",
-+ //.codec_dai_name = "es9038q2m-hifi",
-+ .codec_dai_name = "sabre-ess",
-+ .platform_name = "bcm2708-i2s.0",
-+ //.codec_name = "es9038q2m.1-0030",
-+ .codec_name = "sabre-ess.1-0030",
-+ .dai_fmt = SND_SOC_DAIFMT_I2S |
-+ SND_SOC_DAIFMT_NB_NF |
-+ SND_SOC_DAIFMT_CBM_CFM,
-+},
-+};
-+
-+/* audio machine driver */
-+static struct snd_soc_card snd_allo_katana_dac = {
-+ .name = "snd_allo_katana_dac",
-+ .owner = THIS_MODULE,
-+ .dai_link = snd_allo_katana_dac_dai,
-+ .num_links = ARRAY_SIZE(snd_allo_katana_dac_dai),
-+};
-+
-+static int snd_allo_katana_dac_probe(struct platform_device *pdev)
-+{
-+ int ret = 0;
-+
-+ snd_allo_katana_dac.dev = &pdev->dev;
-+
-+ if (pdev->dev.of_node) {
-+ struct device_node *i2s_node;
-+ struct snd_soc_dai_link *dai = &snd_allo_katana_dac_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_allo_katana_dac);
-+ if (ret && ret != -EPROBE_DEFER)
-+ dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
-+ ret);
-+
-+ return ret;
-+}
-+
-+static int snd_allo_katana_dac_remove(struct platform_device *pdev)
-+{
-+ return snd_soc_unregister_card(&snd_allo_katana_dac);
-+}
-+
-+static const struct of_device_id snd_allo_katana_dac_of_match[] = {
-+ { .compatible = "allo,katana-dac", },
-+ {},
-+};
-+MODULE_DEVICE_TABLE(of, snd_allo_katana_dac_of_match);
-+
-+static struct platform_driver snd_allo_katana_dac_driver = {
-+ .driver = {
-+ .name = "snd-katana-dac",
-+ .owner = THIS_MODULE,
-+ .of_match_table = snd_allo_katana_dac_of_match,
-+ },
-+ .probe = snd_allo_katana_dac_probe,
-+ .remove = snd_allo_katana_dac_remove,
-+};
-+
-+module_platform_driver(snd_allo_katana_dac_driver);
-+
-+MODULE_AUTHOR("Jaikumar <jaikumar@cem-solutions.net>");
-+MODULE_DESCRIPTION("ALSA ASoC Machine Driver for Allo Katana DAC");
-+MODULE_LICENSE("GPL v2");
-+
---- a/sound/soc/codecs/Kconfig
-+++ b/sound/soc/codecs/Kconfig
-@@ -77,6 +77,7 @@ config SND_SOC_ALL_CODECS
- select SND_SOC_ES8328_SPI if SPI_MASTER
- select SND_SOC_ES8328_I2C if I2C
- select SND_SOC_ES7134
-+ select SND_SOC_SABRE_ESS_I2C if I2C
- select SND_SOC_GTM601
- select SND_SOC_HDAC_HDMI
- select SND_SOC_ICS43432
-@@ -1186,4 +1187,13 @@ config SND_SOC_TPA6130A2
- tristate "Texas Instruments TPA6130A2 headphone amplifier"
- depends on I2C
-
-+config SND_SOC_SABRE_ESS
-+ tristate
-+
-+config SND_SOC_SABRE_ESS_I2C
-+ tristate "Sabre SABRE ESS CODEC - I2C"
-+ depends on I2C
-+ select SND_SOC_SABRE_ESS
-+ select REGMAP_I2C
-+
- endmenu
---- a/sound/soc/codecs/Makefile
-+++ b/sound/soc/codecs/Makefile
-@@ -71,6 +71,8 @@ snd-soc-es8316-objs := es8316.o
- snd-soc-es8328-objs := es8328.o
- snd-soc-es8328-i2c-objs := es8328-i2c.o
- snd-soc-es8328-spi-objs := es8328-spi.o
-+snd-soc-sabre-ess-objs := sabre-ess.o
-+snd-soc-sabre-ess-i2c-objs := sabre-ess-i2c.o
- snd-soc-gtm601-objs := gtm601.o
- snd-soc-hdac-hdmi-objs := hdac_hdmi.o
- snd-soc-ics43432-objs := ics43432.o
-@@ -313,6 +315,8 @@ obj-$(CONFIG_SND_SOC_ES8316) += snd-s
- obj-$(CONFIG_SND_SOC_ES8328) += snd-soc-es8328.o
- obj-$(CONFIG_SND_SOC_ES8328_I2C)+= snd-soc-es8328-i2c.o
- obj-$(CONFIG_SND_SOC_ES8328_SPI)+= snd-soc-es8328-spi.o
-+obj-$(CONFIG_SND_SOC_SABRE_ESS) += snd-soc-sabre-ess.o
-+obj-$(CONFIG_SND_SOC_SABRE_ESS_I2C) += snd-soc-sabre-ess-i2c.o
- obj-$(CONFIG_SND_SOC_GTM601) += snd-soc-gtm601.o
- obj-$(CONFIG_SND_SOC_HDAC_HDMI) += snd-soc-hdac-hdmi.o
- obj-$(CONFIG_SND_SOC_ICS43432) += snd-soc-ics43432.o
---- /dev/null
-+++ b/sound/soc/codecs/sabre-ess-i2c.c
-@@ -0,0 +1,69 @@
-+/*
-+ * Driver for the SABRE ESS CODECs
-+ *
-+ * Author: Jaikumar <jaikumar@cem-solutions.net>
-+ * Copyright 2018
-+ *
-+ * 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/i2c.h>
-+
-+#include "sabre-ess.h"
-+
-+static int sabre_ess_i2c_probe(struct i2c_client *i2c,
-+ const struct i2c_device_id *id)
-+{
-+ struct regmap *regmap;
-+ struct regmap_config config = sabre_ess_regmap;
-+
-+ regmap = devm_regmap_init_i2c(i2c, &config);
-+ if (IS_ERR(regmap))
-+ return PTR_ERR(regmap);
-+
-+ return sabre_ess_probe(&i2c->dev, regmap);
-+}
-+
-+static int sabre_ess_i2c_remove(struct i2c_client *i2c)
-+{
-+ sabre_ess_remove(&i2c->dev);
-+ return 0;
-+}
-+
-+static const struct i2c_device_id sabre_ess_i2c_id[] = {
-+ { "sabre-ess", },
-+ { }
-+};
-+MODULE_DEVICE_TABLE(i2c, sabre_ess_i2c_id);
-+
-+static const struct of_device_id sabre_ess_of_match[] = {
-+ { .compatible = "saber,sabre-ess", },
-+ { }
-+};
-+MODULE_DEVICE_TABLE(of, sabre_ess_of_match);
-+
-+static struct i2c_driver sabre_ess_i2c_driver = {
-+ .probe = sabre_ess_i2c_probe,
-+ .remove = sabre_ess_i2c_remove,
-+ .id_table = sabre_ess_i2c_id,
-+ .driver = {
-+ .name = "sabre-ess",
-+ .of_match_table = sabre_ess_of_match,
-+ },
-+};
-+
-+module_i2c_driver(sabre_ess_i2c_driver);
-+
-+MODULE_DESCRIPTION("ASoC SABRE ESS codec driver - I2C");
-+MODULE_AUTHOR("Jaikumar <jaikumar@cem-solutions.net>");
-+MODULE_LICENSE("GPL v2");
-+
---- /dev/null
-+++ b/sound/soc/codecs/sabre-ess.c
-@@ -0,0 +1,300 @@
-+/*
-+ * Driver for the SABRE ESS CODEC
-+ *
-+ * Author: Jaikumar <jaikumar@cem-solutions.net>
-+ * Copyright 2018
-+ *
-+ * 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/kernel.h>
-+#include <linux/pm_runtime.h>
-+#include <linux/regmap.h>
-+#include <linux/regulator/consumer.h>
-+#include <linux/gcd.h>
-+#include <sound/soc.h>
-+#include <sound/soc-dapm.h>
-+#include <sound/pcm_params.h>
-+#include <sound/tlv.h>
-+
-+#include "sabre-ess.h"
-+
-+struct sabre_ess_priv {
-+ struct regmap *regmap;
-+ int fmt;
-+};
-+
-+static const struct reg_default sabre_ess_reg_defaults[] = {
-+ { SABRE_ESS_RESET, 0x00 },
-+ { SABRE_ESS_VOLUME_1, 0xF0 },
-+ { SABRE_ESS_VOLUME_2, 0xF0 },
-+ { SABRE_ESS_MUTE, 0x00 },
-+ { SABRE_ESS_DSP_PROGRAM, 0x04 },
-+ { SABRE_ESS_DEEMPHASIS, 0x00 },
-+ { SABRE_ESS_DOP, 0x01 },
-+ { SABRE_ESS_FORMAT, 0xb4 },
-+};
-+
-+static const char * const sabre_ess_dsp_program_texts[] = {
-+ "Linear Phase Fast Roll-off Filter",
-+ "Linear Phase Slow Roll-off Filter",
-+ "Minimum Phase Fast Roll-off Filter",
-+ "Minimum Phase Slow Roll-off Filter",
-+ "Apodizing Fast Roll-off Filter",
-+ "Corrected Minimum Phase Fast Roll-off Filter",
-+ "Brick Wall Filter",
-+};
-+
-+static const unsigned int sabre_ess_dsp_program_values[] = {
-+ 0,
-+ 1,
-+ 2,
-+ 3,
-+ 4,
-+ 6,
-+ 7,
-+};
-+
-+static SOC_VALUE_ENUM_SINGLE_DECL(sabre_ess_dsp_program,
-+ SABRE_ESS_DSP_PROGRAM, 0, 0x07,
-+ sabre_ess_dsp_program_texts,
-+ sabre_ess_dsp_program_values);
-+
-+static const char * const sabre_ess_deemphasis_texts[] = {
-+ "Bypass",
-+ "32kHz",
-+ "44.1kHz",
-+ "48kHz",
-+};
-+
-+static const unsigned int sabre_ess_deemphasis_values[] = {
-+ 0,
-+ 1,
-+ 2,
-+ 3,
-+};
-+
-+static SOC_VALUE_ENUM_SINGLE_DECL(sabre_ess_deemphasis,
-+ SABRE_ESS_DEEMPHASIS, 0, 0x03,
-+ sabre_ess_deemphasis_texts,
-+ sabre_ess_deemphasis_values);
-+
-+static const SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(master_tlv, -12700, 0);
-+
-+static const struct snd_kcontrol_new sabre_ess_controls[] = {
-+ SOC_DOUBLE_R_TLV("Master Playback Volume", SABRE_ESS_VOLUME_1,
-+ SABRE_ESS_VOLUME_2, 0, 255, 1, master_tlv),
-+ SOC_DOUBLE("Master Playback Switch", SABRE_ESS_MUTE, 0, 0, 1, 1),
-+ SOC_ENUM("DSP Program Route", sabre_ess_dsp_program),
-+ SOC_ENUM("Deemphasis Route", sabre_ess_deemphasis),
-+ SOC_SINGLE("DoP Playback Switch", SABRE_ESS_DOP, 0, 1, 1)
-+};
-+
-+static bool sabre_ess_readable_register(struct device *dev, unsigned int reg)
-+{
-+ switch (reg) {
-+ case SABRE_ESS_CHIP_ID_REG:
-+ return true;
-+ default:
-+ return reg < 0xff;
-+ }
-+}
-+
-+static int sabre_ess_hw_params(struct snd_pcm_substream *substream,
-+ struct snd_pcm_hw_params *params,
-+ struct snd_soc_dai *dai)
-+{
-+ struct snd_soc_codec *codec = dai->codec;
-+ struct sabre_ess_priv *sabre_ess = snd_soc_codec_get_drvdata(codec);
-+ int fmt = 0;
-+ int ret;
-+
-+ dev_dbg(codec->dev, "hw_params %u Hz, %u channels\n",
-+ params_rate(params),
-+ params_channels(params));
-+
-+ switch (sabre_ess->fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-+ case SND_SOC_DAIFMT_CBM_CFM: // master
-+ if (params_channels(params) == 2)
-+ fmt = SABRE_ESS_CHAN_STEREO;
-+ else
-+ fmt = SABRE_ESS_CHAN_MONO;
-+
-+ switch (params_width(params)) {
-+ case 16:
-+ fmt |= SABRE_ESS_ALEN_16;
-+ break;
-+ case 24:
-+ fmt |= SABRE_ESS_ALEN_24;
-+ break;
-+ case 32:
-+ fmt |= SABRE_ESS_ALEN_32;
-+ break;
-+ default:
-+ dev_err(codec->dev, "Bad frame size: %d\n",
-+ params_width(params));
-+ return -EINVAL;
-+ }
-+
-+ switch (params_rate(params)) {
-+ case 44100:
-+ fmt |= SABRE_ESS_RATE_44100;
-+ break;
-+ case 48000:
-+ fmt |= SABRE_ESS_RATE_48000;
-+ break;
-+ case 88200:
-+ fmt |= SABRE_ESS_RATE_88200;
-+ break;
-+ case 96000:
-+ fmt |= SABRE_ESS_RATE_96000;
-+ break;
-+ case 176400:
-+ fmt |= SABRE_ESS_RATE_176400;
-+ break;
-+ case 192000:
-+ fmt |= SABRE_ESS_RATE_192000;
-+ break;
-+ case 352800:
-+ fmt |= SABRE_ESS_RATE_352800;
-+ break;
-+ case 384000:
-+ fmt |= SABRE_ESS_RATE_384000;
-+ break;
-+ default:
-+ dev_err(codec->dev, "Bad sample rate: %d\n",
-+ params_rate(params));
-+ return -EINVAL;
-+ }
-+
-+ ret = regmap_write(sabre_ess->regmap, SABRE_ESS_FORMAT, fmt);
-+ if (ret != 0) {
-+ dev_err(codec->dev, "Failed to set format: %d\n", ret);
-+ return ret;
-+ }
-+ break;
-+
-+ default:
-+ return -EINVAL;
-+ }
-+
-+ return 0;
-+}
-+
-+static int sabre_ess_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
-+{
-+ struct snd_soc_codec *codec = dai->codec;
-+ struct sabre_ess_priv *sabre_ess = snd_soc_codec_get_drvdata(codec);
-+
-+ sabre_ess->fmt = fmt;
-+
-+ return 0;
-+}
-+
-+static const struct snd_soc_dai_ops sabre_ess_dai_ops = {
-+ .hw_params = sabre_ess_hw_params,
-+ .set_fmt = sabre_ess_set_fmt,
-+};
-+
-+static struct snd_soc_dai_driver sabre_ess_dai = {
-+ .name = "sabre-ess",
-+ .playback = {
-+ .stream_name = "Playback",
-+ .channels_min = 2,
-+ .channels_max = 2,
-+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
-+ .rate_min = 44100,
-+ .rate_max = 384000,
-+ .formats = SNDRV_PCM_FMTBIT_S16_LE |
-+ SNDRV_PCM_FMTBIT_S32_LE
-+ },
-+ .ops = &sabre_ess_dai_ops,
-+};
-+
-+static struct snd_soc_codec_driver sabre_ess_codec_driver = {
-+ .idle_bias_off = false,
-+
-+ .component_driver = {
-+ .controls = sabre_ess_controls,
-+ .num_controls = ARRAY_SIZE(sabre_ess_controls),
-+ },
-+};
-+
-+static const struct regmap_range_cfg sabre_ess_range = {
-+ .name = "Pages", .range_min = SABRE_ESS_VIRT_BASE,
-+ .range_max = SABRE_ESS_MAX_REGISTER,
-+ .selector_reg = SABRE_ESS_PAGE,
-+ .selector_mask = 0xff,
-+ .window_start = 0, .window_len = 0x100,
-+};
-+
-+const struct regmap_config sabre_ess_regmap = {
-+ .reg_bits = 8,
-+ .val_bits = 8,
-+
-+ .ranges = &sabre_ess_range,
-+ .num_ranges = 1,
-+
-+ .max_register = SABRE_ESS_MAX_REGISTER,
-+ .readable_reg = sabre_ess_readable_register,
-+ .reg_defaults = sabre_ess_reg_defaults,
-+ .num_reg_defaults = ARRAY_SIZE(sabre_ess_reg_defaults),
-+ .cache_type = REGCACHE_RBTREE,
-+};
-+EXPORT_SYMBOL_GPL(sabre_ess_regmap);
-+
-+int sabre_ess_probe(struct device *dev, struct regmap *regmap)
-+{
-+ struct sabre_ess_priv *sabre_ess;
-+ unsigned int chip_id = 0;
-+ int ret;
-+
-+ sabre_ess = devm_kzalloc(dev, sizeof(struct sabre_ess_priv),
-+ GFP_KERNEL);
-+ if (!sabre_ess)
-+ return -ENOMEM;
-+
-+ dev_set_drvdata(dev, sabre_ess);
-+ sabre_ess->regmap = regmap;
-+
-+ ret = regmap_read(regmap, SABRE_ESS_CHIP_ID_REG, &chip_id);
-+ if ((ret != 0) || (chip_id != SABRE_ESS_CHIP_ID)) {
-+ dev_err(dev, "Failed to read Chip or wrong Chip id: %d\n", ret);
-+ return ret;
-+ }
-+ regmap_update_bits(regmap, SABRE_ESS_RESET, 0x01, 0x01);
-+ msleep(10);
-+
-+ ret = snd_soc_register_codec(dev, &sabre_ess_codec_driver,
-+ &sabre_ess_dai, 1);
-+ if (ret != 0) {
-+ dev_err(dev, "failed to register codec: %d\n", ret);
-+ return ret;
-+ }
-+
-+ return 0;
-+}
-+EXPORT_SYMBOL_GPL(sabre_ess_probe);
-+
-+void sabre_ess_remove(struct device *dev)
-+{
-+ snd_soc_unregister_codec(dev);
-+ pm_runtime_disable(dev);
-+}
-+EXPORT_SYMBOL_GPL(sabre_ess_remove);
-+
-+MODULE_DESCRIPTION("ASoC SABRE ESS codec driver");
-+MODULE_AUTHOR("Jaikumar <jaikumar@cem-solutions.net>");
-+MODULE_LICENSE("GPL v2");
-+
---- /dev/null
-+++ b/sound/soc/codecs/sabre-ess.h
-@@ -0,0 +1,62 @@
-+/*
-+ * Driver for the SABRE ESS CODEC
-+ *
-+ * Author: Jaikumar <jaikumar@cem-solutions.net>
-+ * Copyright 2018
-+ *
-+ * 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_SABRE_ESS_
-+#define _SND_SOC_SABRE_ESS_
-+
-+#include <linux/pm.h>
-+#include <linux/regmap.h>
-+
-+#define SABRE_ESS_CHIP_ID 0x30
-+#define SABRE_ESS_VIRT_BASE 0x100
-+#define SABRE_ESS_PAGE 0
-+
-+#define SABRE_ESS_CHIP_ID_REG (SABRE_ESS_VIRT_BASE + 0)
-+#define SABRE_ESS_RESET (SABRE_ESS_VIRT_BASE + 1)
-+#define SABRE_ESS_VOLUME_1 (SABRE_ESS_VIRT_BASE + 2)
-+#define SABRE_ESS_VOLUME_2 (SABRE_ESS_VIRT_BASE + 3)
-+#define SABRE_ESS_MUTE (SABRE_ESS_VIRT_BASE + 4)
-+#define SABRE_ESS_DSP_PROGRAM (SABRE_ESS_VIRT_BASE + 5)
-+#define SABRE_ESS_DEEMPHASIS (SABRE_ESS_VIRT_BASE + 6)
-+#define SABRE_ESS_DOP (SABRE_ESS_VIRT_BASE + 7)
-+#define SABRE_ESS_FORMAT (SABRE_ESS_VIRT_BASE + 8)
-+#define SABRE_ESS_COMMAND (SABRE_ESS_VIRT_BASE + 9)
-+#define SABRE_ESS_MAX_REGISTER (SABRE_ESS_VIRT_BASE + 9)
-+
-+#define SABRE_ESS_FMT 0xff
-+#define SABRE_ESS_CHAN_MONO 0x00
-+#define SABRE_ESS_CHAN_STEREO 0x80
-+#define SABRE_ESS_ALEN_16 0x10
-+#define SABRE_ESS_ALEN_24 0x20
-+#define SABRE_ESS_ALEN_32 0x30
-+#define SABRE_ESS_RATE_11025 0x01
-+#define SABRE_ESS_RATE_22050 0x02
-+#define SABRE_ESS_RATE_32000 0x03
-+#define SABRE_ESS_RATE_44100 0x04
-+#define SABRE_ESS_RATE_48000 0x05
-+#define SABRE_ESS_RATE_88200 0x06
-+#define SABRE_ESS_RATE_96000 0x07
-+#define SABRE_ESS_RATE_176400 0x08
-+#define SABRE_ESS_RATE_192000 0x09
-+#define SABRE_ESS_RATE_352800 0x0a
-+#define SABRE_ESS_RATE_384000 0x0b
-+
-+extern const struct regmap_config sabre_ess_regmap;
-+
-+int sabre_ess_probe(struct device *dev, struct regmap *regmap);
-+void sabre_ess_remove(struct device *dev);
-+
-+#endif /* _SND_SOC_SABRE_ESS_ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-05 11:04:07 +0000