brcm2708: update to latest patches from RPi foundation

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 0 insertions, 794 deletions

diff --git a/target/linux/brcm2708/patches-4.19/950-0413-Audiophonics-I-Sabre-9038Q2M-DAC-driver.patch b/target/linux/brcm2708/patches-4.19/950-0413-Audiophonics-I-Sabre-9038Q2M-DAC-driver.patch
deleted file mode 100644
index 0f40a63fa0..0000000000
--- a/target/linux/brcm2708/patches-4.19/950-0413-Audiophonics-I-Sabre-9038Q2M-DAC-driver.patch
+++ /dev/null
@@ -1,794 +0,0 @@
-From 739091e806876265d78915310e4037d0061648f8 Mon Sep 17 00:00:00 2001
-From: FERHAT Nicolas <contact@audiophonics.fr>
-Date: Fri, 5 Apr 2019 13:06:42 +0100
-Subject: [PATCH 413/725] Audiophonics I-Sabre 9038Q2M DAC driver
-
-Signed-off-by: Audiophonics <contact@audiophonics.fr>
----
- arch/arm/boot/dts/overlays/Makefile           |   1 +
- arch/arm/boot/dts/overlays/README             |   6 +
- .../boot/dts/overlays/i-sabre-q2m-overlay.dts |  39 ++
- arch/arm/configs/bcm2709_defconfig            |   1 +
- arch/arm/configs/bcmrpi_defconfig             |   1 +
- arch/arm64/configs/bcmrpi3_defconfig          |   1 +
- sound/soc/bcm/Kconfig                         |   7 +
- sound/soc/bcm/Makefile                        |   2 +
- sound/soc/bcm/i-sabre-q2m.c                   | 157 +++++++
- sound/soc/codecs/Kconfig                      |   5 +
- sound/soc/codecs/Makefile                     |   2 +
- sound/soc/codecs/i-sabre-codec.c              | 392 ++++++++++++++++++
- sound/soc/codecs/i-sabre-codec.h              |  42 ++
- 13 files changed, 656 insertions(+)
- create mode 100644 arch/arm/boot/dts/overlays/i-sabre-q2m-overlay.dts
- create mode 100644 sound/soc/bcm/i-sabre-q2m.c
- create mode 100644 sound/soc/codecs/i-sabre-codec.c
- create mode 100644 sound/soc/codecs/i-sabre-codec.h
-
---- a/arch/arm/boot/dts/overlays/Makefile
-+++ b/arch/arm/boot/dts/overlays/Makefile
-@@ -55,6 +55,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
- 	hy28a.dtbo \
- 	hy28b.dtbo \
- 	hy28b-2017.dtbo \
-+	i-sabre-q2m.dtbo \
- 	i2c-bcm2708.dtbo \
- 	i2c-gpio.dtbo \
- 	i2c-mux.dtbo \
---- a/arch/arm/boot/dts/overlays/README
-+++ b/arch/arm/boot/dts/overlays/README
-@@ -869,6 +869,12 @@ Params: speed                   Display
-         ledgpio                 GPIO used to control backlight
- 
- 
-+Name:   i-sabre-q2m
-+Info:   Configures the Audiophonics I-SABRE Q2M DAC
-+Load:   dtoverlay=i-sabre-q2m
-+Params: <None>
-+
-+
- Name:   i2c-bcm2708
- Info:   Fall back to the i2c_bcm2708 driver for the i2c_arm bus.
- Load:   dtoverlay=i2c-bcm2708
---- /dev/null
-+++ b/arch/arm/boot/dts/overlays/i-sabre-q2m-overlay.dts
-@@ -0,0 +1,39 @@
-+// Definitions for I-Sabre Q2M
-+/dts-v1/;
-+/plugin/;
-+
-+/ {
-+	compatible = "brcm,bcm2708";
-+
-+	fragment@0 {
-+		target = <&sound>;
-+		frag0: __overlay__ {
-+			compatible = "audiophonics,i-sabre-q2m";
-+			i2s-controller = <&i2s>;
-+			status = "okay";
-+		};
-+	};
-+
-+	fragment@1 {
-+		target = <&i2s>;
-+		__overlay__ {
-+			status = "okay";
-+		};
-+	};
-+
-+	fragment@2 {
-+		target = <&i2c1>;
-+		__overlay__ {
-+			#address-cells = <1>;
-+			#size-cells = <0>;
-+			status = "okay";
-+
-+			i-sabre-codec@48 {
-+				#sound-dai-cells = <0>;
-+				compatible = "audiophonics,i-sabre-codec";
-+				reg = <0x48>;
-+				status = "okay";
-+			};
-+		};
-+	};
-+};
---- a/arch/arm/configs/bcm2709_defconfig
-+++ b/arch/arm/configs/bcm2709_defconfig
-@@ -916,6 +916,7 @@ CONFIG_SND_BCM2708_SOC_JUSTBOOM_DAC=m
- CONFIG_SND_BCM2708_SOC_JUSTBOOM_DIGI=m
- CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
- CONFIG_SND_BCM2708_SOC_IQAUDIO_DIGI=m
-+CONFIG_SND_BCM2708_SOC_I_SABRE_Q2M=m
- CONFIG_SND_BCM2708_SOC_ADAU1977_ADC=m
- CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD=m
- CONFIG_SND_AUDIOINJECTOR_OCTO_SOUNDCARD=m
---- a/arch/arm/configs/bcmrpi_defconfig
-+++ b/arch/arm/configs/bcmrpi_defconfig
-@@ -909,6 +909,7 @@ CONFIG_SND_BCM2708_SOC_JUSTBOOM_DAC=m
- CONFIG_SND_BCM2708_SOC_JUSTBOOM_DIGI=m
- CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
- CONFIG_SND_BCM2708_SOC_IQAUDIO_DIGI=m
-+CONFIG_SND_BCM2708_SOC_I_SABRE_Q2M=m
- CONFIG_SND_BCM2708_SOC_ADAU1977_ADC=m
- CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD=m
- CONFIG_SND_AUDIOINJECTOR_OCTO_SOUNDCARD=m
---- a/arch/arm64/configs/bcmrpi3_defconfig
-+++ b/arch/arm64/configs/bcmrpi3_defconfig
-@@ -804,6 +804,7 @@ CONFIG_SND_BCM2708_SOC_JUSTBOOM_DAC=m
- CONFIG_SND_BCM2708_SOC_JUSTBOOM_DIGI=m
- CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
- CONFIG_SND_BCM2708_SOC_IQAUDIO_DIGI=m
-+CONFIG_SND_BCM2708_SOC_I_SABRE_Q2M=m
- CONFIG_SND_BCM2708_SOC_ADAU1977_ADC=m
- CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD=m
- CONFIG_SND_AUDIOSENSE_PI=m
---- a/sound/soc/bcm/Kconfig
-+++ b/sound/soc/bcm/Kconfig
-@@ -123,6 +123,13 @@ config SND_BCM2708_SOC_IQAUDIO_DIGI
- 	help
- 	  Say Y or M if you want to add support for IQAudIO Digital IO board.
- 
-+config SND_BCM2708_SOC_I_SABRE_Q2M
-+        tristate "Support for Audiophonics I-Sabre Q2M DAC"
-+        depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S
-+        select SND_SOC_I_SABRE_CODEC
-+        help
-+        Say Y or M if you want to add support for Audiophonics I-SABRE Q2M DAC
-+
- config SND_BCM2708_SOC_ADAU1977_ADC
- 	tristate "Support for ADAU1977 ADC"
- 	depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S
---- a/sound/soc/bcm/Makefile
-+++ b/sound/soc/bcm/Makefile
-@@ -19,6 +19,7 @@ snd-soc-justboom-dac-objs := justboom-da
- snd-soc-rpi-cirrus-objs := rpi-cirrus.o
- snd-soc-rpi-proto-objs := rpi-proto.o
- snd-soc-iqaudio-dac-objs := iqaudio-dac.o
-+ snd-soc-i-sabre-q2m-objs := i-sabre-q2m.o
- snd-soc-audioinjector-pi-soundcard-objs := audioinjector-pi-soundcard.o
- snd-soc-audioinjector-octo-soundcard-objs := audioinjector-octo-soundcard.o
- snd-soc-audiosense-pi-objs := audiosense-pi.o
-@@ -42,6 +43,7 @@ obj-$(CONFIG_SND_BCM2708_SOC_JUSTBOOM_DA
- obj-$(CONFIG_SND_BCM2708_SOC_RPI_CIRRUS) += snd-soc-rpi-cirrus.o
- obj-$(CONFIG_SND_BCM2708_SOC_RPI_PROTO) += snd-soc-rpi-proto.o
- obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o
-+ obj-$(CONFIG_SND_BCM2708_SOC_I_SABRE_Q2M) += snd-soc-i-sabre-q2m.o
- obj-$(CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD) += snd-soc-audioinjector-pi-soundcard.o
- obj-$(CONFIG_SND_AUDIOINJECTOR_OCTO_SOUNDCARD) += snd-soc-audioinjector-octo-soundcard.o
- obj-$(CONFIG_SND_AUDIOSENSE_PI) += snd-soc-audiosense-pi.o
---- /dev/null
-+++ b/sound/soc/bcm/i-sabre-q2m.c
-@@ -0,0 +1,157 @@
-+/*
-+ * ASoC Driver for I-Sabre Q2M
-+ *
-+ * Author: Satoru Kawase
-+ * Modified by: Xiao Qingyong
-+ * Update kernel v4.18+ by : Audiophonics
-+ * 		Copyright 2018 Audiophonics
-+ *
-+ * 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/kernel.h>
-+#include <linux/init.h>
-+#include <linux/module.h>
-+#include <linux/delay.h>
-+#include <linux/fs.h>
-+#include <asm/uaccess.h>
-+#include <sound/core.h>
-+#include <sound/soc.h>
-+#include <sound/pcm.h>
-+#include <sound/pcm_params.h>
-+
-+#include "../codecs/i-sabre-codec.h"
-+
-+
-+static int snd_rpi_i_sabre_q2m_init(struct snd_soc_pcm_runtime *rtd)
-+{
-+	struct snd_soc_component *component = rtd->codec_dai->component;
-+	unsigned int value;
-+
-+	/* Device ID */
-+	value = snd_soc_component_read32(component, ISABRECODEC_REG_01);
-+	dev_info(component->card->dev, "Audiophonics Device ID : %02X\n", value);
-+
-+	/* API revision */
-+	value = snd_soc_component_read32(component, ISABRECODEC_REG_02);
-+	dev_info(component->card->dev, "Audiophonics API revision : %02X\n", value);
-+
-+	return 0;
-+}
-+
-+static int snd_rpi_i_sabre_q2m_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;
-+	int bclk_ratio;
-+
-+	bclk_ratio = snd_pcm_format_physical_width(
-+			params_format(params)) * params_channels(params);
-+	return snd_soc_dai_set_bclk_ratio(cpu_dai, bclk_ratio);
-+}
-+
-+/* machine stream operations */
-+static struct snd_soc_ops snd_rpi_i_sabre_q2m_ops = {
-+	.hw_params = snd_rpi_i_sabre_q2m_hw_params,
-+};
-+
-+
-+static struct snd_soc_dai_link snd_rpi_i_sabre_q2m_dai[] = {
-+	{
-+		.name           = "I-Sabre Q2M",
-+		.stream_name    = "I-Sabre Q2M DAC",
-+		.cpu_dai_name   = "bcm2708-i2s.0",
-+		.codec_dai_name = "i-sabre-codec-dai",
-+		.platform_name  = "bcm2708-i2s.0",
-+		.codec_name     = "i-sabre-codec-i2c.1-0048",
-+		.dai_fmt        = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
-+						| SND_SOC_DAIFMT_CBS_CFS,
-+		.init           = snd_rpi_i_sabre_q2m_init,
-+		.ops            = &snd_rpi_i_sabre_q2m_ops,
-+	}
-+};
-+
-+/* audio machine driver */
-+static struct snd_soc_card snd_rpi_i_sabre_q2m = {
-+	.name      = "I-Sabre Q2M DAC",
-+	.owner     = THIS_MODULE,
-+	.dai_link  = snd_rpi_i_sabre_q2m_dai,
-+	.num_links = ARRAY_SIZE(snd_rpi_i_sabre_q2m_dai)
-+};
-+
-+
-+static int snd_rpi_i_sabre_q2m_probe(struct platform_device *pdev)
-+{
-+	int ret = 0;
-+
-+	snd_rpi_i_sabre_q2m.dev = &pdev->dev;
-+	if (pdev->dev.of_node) {
-+		struct device_node *i2s_node;
-+		struct snd_soc_dai_link *dai;
-+
-+		dai = &snd_rpi_i_sabre_q2m_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;
-+		} else {
-+			dev_err(&pdev->dev,
-+			    "Property 'i2s-controller' missing or invalid\n");
-+			return (-EINVAL);
-+		}
-+
-+		dai->name        = "I-Sabre Q2M";
-+		dai->stream_name = "I-Sabre Q2M DAC";
-+		dai->dai_fmt     = SND_SOC_DAIFMT_I2S
-+					| SND_SOC_DAIFMT_NB_NF
-+					| SND_SOC_DAIFMT_CBS_CFS;
-+	}
-+
-+	/* Wait for registering codec driver */
-+	mdelay(50);
-+
-+	ret = snd_soc_register_card(&snd_rpi_i_sabre_q2m);
-+	if (ret) {
-+		dev_err(&pdev->dev,
-+			"snd_soc_register_card() failed: %d\n", ret);
-+	}
-+
-+	return ret;
-+}
-+
-+static int snd_rpi_i_sabre_q2m_remove(struct platform_device *pdev)
-+{
-+	return snd_soc_unregister_card(&snd_rpi_i_sabre_q2m);
-+}
-+
-+static const struct of_device_id snd_rpi_i_sabre_q2m_of_match[] = {
-+	{ .compatible = "audiophonics,i-sabre-q2m", },
-+	{}
-+};
-+MODULE_DEVICE_TABLE(of, snd_rpi_i_sabre_q2m_of_match);
-+
-+static struct platform_driver snd_rpi_i_sabre_q2m_driver = {
-+	.driver = {
-+		.name           = "snd-rpi-i-sabre-q2m",
-+		.owner          = THIS_MODULE,
-+		.of_match_table = snd_rpi_i_sabre_q2m_of_match,
-+	},
-+	.probe  = snd_rpi_i_sabre_q2m_probe,
-+	.remove = snd_rpi_i_sabre_q2m_remove,
-+};
-+module_platform_driver(snd_rpi_i_sabre_q2m_driver);
-+
-+MODULE_DESCRIPTION("ASoC Driver for I-Sabre Q2M");
-+MODULE_AUTHOR("Audiophonics <http://www.audiophonics.fr>");
-+MODULE_LICENSE("GPL");
---- a/sound/soc/codecs/Kconfig
-+++ b/sound/soc/codecs/Kconfig
-@@ -85,6 +85,7 @@ config SND_SOC_ALL_CODECS
- 	select SND_SOC_ICS43432
- 	select SND_SOC_INNO_RK3036
- 	select SND_SOC_ISABELLE if I2C
-+	select SND_SOC_I_SABRE_CODEC if I2C
- 	select SND_SOC_JZ4740_CODEC
- 	select SND_SOC_LM4857 if I2C
- 	select SND_SOC_LM49453 if I2C
-@@ -1322,4 +1323,8 @@ config SND_SOC_TPA6130A2
- 	tristate "Texas Instruments TPA6130A2 headphone amplifier"
- 	depends on I2C
- 
-+config SND_SOC_I_SABRE_CODEC
-+	tristate "Audiophonics I-SABRE Codec"
-+	depends on I2C
-+
- endmenu
---- a/sound/soc/codecs/Makefile
-+++ b/sound/soc/codecs/Makefile
-@@ -81,6 +81,7 @@ snd-soc-hdac-hdmi-objs := hdac_hdmi.o
- snd-soc-ics43432-objs := ics43432.o
- snd-soc-inno-rk3036-objs := inno_rk3036.o
- snd-soc-isabelle-objs := isabelle.o
-+snd-soc-i-sabre-codec-objs := i-sabre-codec.o
- snd-soc-jz4740-codec-objs := jz4740.o
- snd-soc-l3-objs := l3.o
- snd-soc-lm4857-objs := lm4857.o
-@@ -343,6 +344,7 @@ obj-$(CONFIG_SND_SOC_HDAC_HDMI) += snd-s
- obj-$(CONFIG_SND_SOC_ICS43432)	+= snd-soc-ics43432.o
- obj-$(CONFIG_SND_SOC_INNO_RK3036)	+= snd-soc-inno-rk3036.o
- obj-$(CONFIG_SND_SOC_ISABELLE)	+= snd-soc-isabelle.o
-+obj-$(CONFIG_SND_SOC_I_SABRE_CODEC)	+= snd-soc-i-sabre-codec.o
- obj-$(CONFIG_SND_SOC_JZ4740_CODEC)	+= snd-soc-jz4740-codec.o
- obj-$(CONFIG_SND_SOC_L3)	+= snd-soc-l3.o
- obj-$(CONFIG_SND_SOC_LM4857)	+= snd-soc-lm4857.o
---- /dev/null
-+++ b/sound/soc/codecs/i-sabre-codec.c
-@@ -0,0 +1,392 @@
-+/*
-+ * Driver for I-Sabre Q2M
-+ *
-+ * Author: Satoru Kawase
-+ * Modified by: Xiao Qingyong
-+ * Modified by: JC BARBAUD (Mute)
-+ * Update kernel v4.18+ by : Audiophonics
-+ * 		Copyright 2018 Audiophonics
-+ *
-+ * 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/regmap.h>
-+#include <linux/i2c.h>
-+#include <sound/soc.h>
-+#include <sound/pcm_params.h>
-+#include <sound/tlv.h>
-+
-+#include "i-sabre-codec.h"
-+
-+
-+/* I-Sabre Q2M Codec Private Data */
-+struct i_sabre_codec_priv {
-+	struct regmap *regmap;
-+	unsigned int fmt;
-+};
-+
-+
-+/* I-Sabre Q2M Codec Default Register Value */
-+static const struct reg_default i_sabre_codec_reg_defaults[] = {
-+	{ ISABRECODEC_REG_10, 0x00 },
-+	{ ISABRECODEC_REG_20, 0x00 },
-+	{ ISABRECODEC_REG_21, 0x00 },
-+	{ ISABRECODEC_REG_22, 0x00 },
-+	{ ISABRECODEC_REG_24, 0x00 },
-+};
-+
-+
-+static bool i_sabre_codec_writeable(struct device *dev, unsigned int reg)
-+{
-+	switch (reg) {
-+	case ISABRECODEC_REG_10:
-+	case ISABRECODEC_REG_20:
-+	case ISABRECODEC_REG_21:
-+	case ISABRECODEC_REG_22:
-+	case ISABRECODEC_REG_24:
-+		return true;
-+
-+	default:
-+		return false;
-+	}
-+}
-+
-+static bool i_sabre_codec_readable(struct device *dev, unsigned int reg)
-+{
-+	switch (reg) {
-+	case ISABRECODEC_REG_01:
-+	case ISABRECODEC_REG_02:
-+	case ISABRECODEC_REG_10:
-+	case ISABRECODEC_REG_20:
-+	case ISABRECODEC_REG_21:
-+	case ISABRECODEC_REG_22:
-+	case ISABRECODEC_REG_24:
-+		return true;
-+
-+	default:
-+		return false;
-+	}
-+}
-+
-+static bool i_sabre_codec_volatile(struct device *dev, unsigned int reg)
-+{
-+	switch (reg) {
-+	case ISABRECODEC_REG_01:
-+	case ISABRECODEC_REG_02:
-+		return true;
-+
-+	default:
-+		return false;
-+	}
-+}
-+
-+
-+/* Volume Scale */
-+static const DECLARE_TLV_DB_SCALE(volume_tlv, -10000, 100, 0);
-+
-+
-+/* Filter Type */
-+static const char * const fir_filter_type_texts[] = {
-+	"brick wall",
-+	"corrected minimum phase fast",
-+	"minimum phase slow",
-+	"minimum phase fast",
-+	"linear phase slow",
-+	"linear phase fast",
-+	"apodizing fast",
-+};
-+
-+static SOC_ENUM_SINGLE_DECL(i_sabre_fir_filter_type_enum,
-+				ISABRECODEC_REG_22, 0, fir_filter_type_texts);
-+
-+
-+/* I2S / SPDIF Select */
-+static const char * const iis_spdif_sel_texts[] = {
-+	"I2S",
-+	"SPDIF",
-+};
-+
-+static SOC_ENUM_SINGLE_DECL(i_sabre_iis_spdif_sel_enum,
-+				ISABRECODEC_REG_24, 0, iis_spdif_sel_texts);
-+
-+
-+/* Control */
-+static const struct snd_kcontrol_new i_sabre_codec_controls[] = {
-+SOC_SINGLE_RANGE_TLV("Digital Playback Volume", ISABRECODEC_REG_20, 0, 0, 100, 1, volume_tlv),
-+SOC_SINGLE("Digital Playback Switch", ISABRECODEC_REG_21, 0, 1, 1),
-+SOC_ENUM("FIR Filter Type", i_sabre_fir_filter_type_enum),
-+SOC_ENUM("I2S/SPDIF Select", i_sabre_iis_spdif_sel_enum),
-+};
-+
-+
-+static const u32 i_sabre_codec_dai_rates_slave[] = {
-+	8000, 11025, 16000, 22050, 32000,
-+	44100, 48000, 64000, 88200, 96000,
-+	176400, 192000, 352800, 384000,
-+	705600, 768000, 1411200, 1536000
-+};
-+
-+static const struct snd_pcm_hw_constraint_list constraints_slave = {
-+	.list  = i_sabre_codec_dai_rates_slave,
-+	.count = ARRAY_SIZE(i_sabre_codec_dai_rates_slave),
-+};
-+
-+static int i_sabre_codec_dai_startup_slave(
-+		struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
-+{
-+	struct snd_soc_component *component = dai->component;
-+	int ret;
-+
-+	ret = snd_pcm_hw_constraint_list(substream->runtime,
-+			0, SNDRV_PCM_HW_PARAM_RATE, &constraints_slave);
-+	if (ret != 0) {
-+		dev_err(component->card->dev, "Failed to setup rates constraints: %d\n", ret);
-+	}
-+
-+	return ret;
-+}
-+
-+static int i_sabre_codec_dai_startup(
-+		struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
-+{
-+	struct snd_soc_component      *component = dai->component;
-+	struct i_sabre_codec_priv *i_sabre_codec
-+					= snd_soc_component_get_drvdata(component);
-+
-+	switch (i_sabre_codec->fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-+	case SND_SOC_DAIFMT_CBS_CFS:
-+		return i_sabre_codec_dai_startup_slave(substream, dai);
-+
-+	default:
-+		return (-EINVAL);
-+	}
-+}
-+
-+static int i_sabre_codec_hw_params(
-+	struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params,
-+	struct snd_soc_dai *dai)
-+{
-+	struct snd_soc_component      *component = dai->component;
-+	struct i_sabre_codec_priv *i_sabre_codec
-+					= snd_soc_component_get_drvdata(component);
-+	unsigned int daifmt;
-+	int format_width;
-+
-+	dev_dbg(component->card->dev, "hw_params %u Hz, %u channels\n",
-+			params_rate(params), params_channels(params));
-+
-+	/* Check I2S Format (Bit Size) */
-+	format_width = snd_pcm_format_width(params_format(params));
-+	if ((format_width != 32) && (format_width != 16)) {
-+		dev_err(component->card->dev, "Bad frame size: %d\n",
-+				snd_pcm_format_width(params_format(params)));
-+		return (-EINVAL);
-+	}
-+
-+	/* Check Slave Mode */
-+	daifmt = i_sabre_codec->fmt & SND_SOC_DAIFMT_MASTER_MASK;
-+	if (daifmt != SND_SOC_DAIFMT_CBS_CFS) {
-+		return (-EINVAL);
-+	}
-+
-+	/* Notify Sampling Frequency  */
-+	switch (params_rate(params))
-+	{
-+	case 44100:
-+	case 48000:
-+	case 88200:
-+	case 96000:
-+	case 176400:
-+	case 192000:
-+		snd_soc_component_update_bits(component, ISABRECODEC_REG_10, 0x01, 0x00);
-+		break;
-+
-+	case 352800:
-+	case 384000:
-+	case 705600:
-+	case 768000:
-+	case 1411200:
-+	case 1536000:
-+		snd_soc_component_update_bits(component, ISABRECODEC_REG_10, 0x01, 0x01);
-+		break;
-+	}
-+
-+	return 0;
-+}
-+
-+static int i_sabre_codec_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
-+{
-+	struct snd_soc_component      *component = dai->component;
-+	struct i_sabre_codec_priv *i_sabre_codec
-+					= snd_soc_component_get_drvdata(component);
-+
-+	/* interface format */
-+	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-+	case SND_SOC_DAIFMT_I2S:
-+		break;
-+
-+	case SND_SOC_DAIFMT_RIGHT_J:
-+	case SND_SOC_DAIFMT_LEFT_J:
-+	default:
-+		return (-EINVAL);
-+	}
-+
-+	/* clock inversion */
-+	if ((fmt & SND_SOC_DAIFMT_INV_MASK) != SND_SOC_DAIFMT_NB_NF) {
-+		return (-EINVAL);
-+	}
-+
-+	/* Set Audio Data Format */
-+	i_sabre_codec->fmt = fmt;
-+
-+	return 0;
-+}
-+
-+static int i_sabre_codec_dac_mute(struct snd_soc_dai *dai, int mute)
-+{
-+	struct snd_soc_component *component = dai->component;
-+
-+	if (mute) {
-+		snd_soc_component_update_bits(component, ISABRECODEC_REG_21, 0x01, 0x01);
-+	} else {
-+		snd_soc_component_update_bits(component, ISABRECODEC_REG_21, 0x01, 0x00);
-+	}
-+
-+	return 0;
-+}
-+
-+
-+static const struct snd_soc_dai_ops i_sabre_codec_dai_ops = {
-+	.startup      = i_sabre_codec_dai_startup,
-+	.hw_params    = i_sabre_codec_hw_params,
-+	.set_fmt      = i_sabre_codec_set_fmt,
-+	.digital_mute = i_sabre_codec_dac_mute,
-+};
-+
-+static struct snd_soc_dai_driver i_sabre_codec_dai = {
-+	.name = "i-sabre-codec-dai",
-+	.playback = {
-+		.stream_name  = "Playback",
-+		.channels_min = 2,
-+		.channels_max = 2,
-+		.rates = SNDRV_PCM_RATE_CONTINUOUS,
-+		.rate_min = 8000,
-+		.rate_max = 1536000,
-+		.formats      = SNDRV_PCM_FMTBIT_S16_LE
-+				| SNDRV_PCM_FMTBIT_S32_LE,
-+	},
-+	.ops = &i_sabre_codec_dai_ops,
-+};
-+
-+static struct snd_soc_component_driver i_sabre_codec_codec_driver = {
-+		.controls         = i_sabre_codec_controls,
-+		.num_controls     = ARRAY_SIZE(i_sabre_codec_controls),
-+};
-+
-+
-+static const struct regmap_config i_sabre_codec_regmap = {
-+	.reg_bits         = 8,
-+	.val_bits         = 8,
-+	.max_register     = ISABRECODEC_MAX_REG,
-+
-+	.reg_defaults     = i_sabre_codec_reg_defaults,
-+	.num_reg_defaults = ARRAY_SIZE(i_sabre_codec_reg_defaults),
-+
-+	.writeable_reg    = i_sabre_codec_writeable,
-+	.readable_reg     = i_sabre_codec_readable,
-+	.volatile_reg     = i_sabre_codec_volatile,
-+
-+	.cache_type       = REGCACHE_RBTREE,
-+};
-+
-+
-+static int i_sabre_codec_probe(struct device *dev, struct regmap *regmap)
-+{
-+	struct i_sabre_codec_priv *i_sabre_codec;
-+	int ret;
-+
-+	i_sabre_codec = devm_kzalloc(dev, sizeof(*i_sabre_codec), GFP_KERNEL);
-+	if (!i_sabre_codec) {
-+		dev_err(dev, "devm_kzalloc");
-+		return (-ENOMEM);
-+	}
-+
-+	i_sabre_codec->regmap = regmap;
-+
-+	dev_set_drvdata(dev, i_sabre_codec);
-+
-+	ret = snd_soc_register_component(dev,
-+			&i_sabre_codec_codec_driver, &i_sabre_codec_dai, 1);
-+	if (ret != 0) {
-+		dev_err(dev, "Failed to register CODEC: %d\n", ret);
-+		return ret;
-+	}
-+
-+	return 0;
-+}
-+
-+static void i_sabre_codec_remove(struct device *dev)
-+{
-+	snd_soc_unregister_component(dev);
-+}
-+
-+
-+static int i_sabre_codec_i2c_probe(
-+		struct i2c_client *i2c, const struct i2c_device_id *id)
-+{
-+	struct regmap *regmap;
-+
-+	regmap = devm_regmap_init_i2c(i2c, &i_sabre_codec_regmap);
-+	if (IS_ERR(regmap)) {
-+		return PTR_ERR(regmap);
-+	}
-+
-+	return i_sabre_codec_probe(&i2c->dev, regmap);
-+}
-+
-+static int i_sabre_codec_i2c_remove(struct i2c_client *i2c)
-+{
-+	i_sabre_codec_remove(&i2c->dev);
-+
-+	return 0;
-+}
-+
-+
-+static const struct i2c_device_id i_sabre_codec_i2c_id[] = {
-+	{ "i-sabre-codec", },
-+	{ }
-+};
-+MODULE_DEVICE_TABLE(i2c, i_sabre_codec_i2c_id);
-+
-+static const struct of_device_id i_sabre_codec_of_match[] = {
-+	{ .compatible = "audiophonics,i-sabre-codec", },
-+	{ }
-+};
-+MODULE_DEVICE_TABLE(of, i_sabre_codec_of_match);
-+
-+static struct i2c_driver i_sabre_codec_i2c_driver = {
-+	.driver = {
-+		.name           = "i-sabre-codec-i2c",
-+		.owner          = THIS_MODULE,
-+		.of_match_table = of_match_ptr(i_sabre_codec_of_match),
-+	},
-+	.probe    = i_sabre_codec_i2c_probe,
-+	.remove   = i_sabre_codec_i2c_remove,
-+	.id_table = i_sabre_codec_i2c_id,
-+};
-+module_i2c_driver(i_sabre_codec_i2c_driver);
-+
-+
-+MODULE_DESCRIPTION("ASoC I-Sabre Q2M codec driver");
-+MODULE_AUTHOR("Audiophonics <http://www.audiophonics.fr>");
-+MODULE_LICENSE("GPL");
---- /dev/null
-+++ b/sound/soc/codecs/i-sabre-codec.h
-@@ -0,0 +1,42 @@
-+/*
-+ * Driver for I-Sabre Q2M
-+ *
-+ * Author: Satoru Kawase
-+ * Modified by: Xiao Qingyong
-+ *      Copyright 2018 Audiophonics
-+ *
-+ * 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_ISABRECODEC
-+#define _SND_SOC_ISABRECODEC
-+
-+
-+/* ISABRECODEC Register Address */
-+#define ISABRECODEC_REG_01	0x01	/* Virtual Device ID  :  0x01 = es9038q2m */
-+#define ISABRECODEC_REG_02	0x02	/* API revision       :  0x01 = Revision 01 */
-+#define ISABRECODEC_REG_10	0x10	/* 0x01 = above 192kHz, 0x00 = otherwise */
-+#define ISABRECODEC_REG_20	0x20	/* 0 - 100 (decimal value, 0 = min., 100 = max.) */
-+#define ISABRECODEC_REG_21	0x21	/* 0x00 = Mute OFF, 0x01 = Mute ON */
-+#define ISABRECODEC_REG_22	0x22	
-+/*
-+   0x00 = brick wall,
-+   0x01 = corrected minimum phase fast,
-+   0x02 = minimum phase slow,
-+   0x03 = minimum phase fast,
-+   0x04 = linear phase slow,
-+   0x05 = linear phase fast,
-+   0x06 = apodizing fast,
-+*/
-+//#define ISABRECODEC_REG_23	0x23	/* reserved */
-+#define ISABRECODEC_REG_24	0x24	/* 0x00 = I2S, 0x01 = SPDIF */
-+#define ISABRECODEC_MAX_REG	0x24	/* Maximum Register Number */
-+
-+#endif /* _SND_SOC_ISABRECODEC */