ASoC: codecs: Add awinic AW88261 audio amplifier

Merge series from wangweidong.a@awinic.com:

The awinic AW88261 is an I2S/TDM input, high efficiency digital Smart K
audio amplifier.

Documentation/devicetree/bindings/sound/awinic,aw88395.yaml

@@ -19,7 +19,9 @@ allOf:
 
 properties:
   compatible:
-    const: awinic,aw88395
+    enum:
+      - awinic,aw88395
+      - awinic,aw88261
 
   reg:
     maxItems: 1

sound/soc/codecs/Kconfig

@@ -56,6 +56,7 @@ config SND_SOC_ALL_CODECS
 	imply SND_SOC_AUDIO_IIO_AUX
 	imply SND_SOC_AW8738
 	imply SND_SOC_AW88395
+	imply SND_SOC_AW88261
 	imply SND_SOC_BT_SCO
 	imply SND_SOC_BD28623
 	imply SND_SOC_CHV3_CODEC
@@ -653,6 +654,20 @@ config SND_SOC_AW88395
 	  digital Smart K audio amplifier with an integrated 10V
 	  smart boost convert.
 
+config SND_SOC_AW88261
+	tristate "Soc Audio for awinic aw88261"
+	depends on I2C
+	select CRC8
+	select REGMAP_I2C
+	select GPIOLIB
+	select SND_SOC_AW88395_LIB
+	help
+	  This option enables support for aw88261 Smart PA.
+	  The awinic AW88261 is an I2S/TDM input, high efficiency
+	  digital Smart K audio amplifier. The output voltage of
+	  boost converter can be adjusted smartly according to
+	  the input amplitude.
+
 config SND_SOC_BD28623
 	tristate "ROHM BD28623 CODEC"
 	help

sound/soc/codecs/Makefile

@@ -50,6 +50,7 @@ snd-soc-aw8738-objs := aw8738.o
 snd-soc-aw88395-lib-objs := aw88395/aw88395_lib.o
 snd-soc-aw88395-objs := aw88395/aw88395.o \
 			aw88395/aw88395_device.o
+snd-soc-aw88261-objs := aw88261.o
 snd-soc-bd28623-objs := bd28623.o
 snd-soc-bt-sco-objs := bt-sco.o
 snd-soc-chv3-codec-objs := chv3-codec.o
@@ -434,6 +435,7 @@ obj-$(CONFIG_SND_SOC_AUDIO_IIO_AUX)	+= snd-soc-audio-iio-aux.o
 obj-$(CONFIG_SND_SOC_AW8738)	+= snd-soc-aw8738.o
 obj-$(CONFIG_SND_SOC_AW88395_LIB) += snd-soc-aw88395-lib.o
 obj-$(CONFIG_SND_SOC_AW88395)	+=snd-soc-aw88395.o
+obj-$(CONFIG_SND_SOC_AW88261)	+=snd-soc-aw88261.o
 obj-$(CONFIG_SND_SOC_BD28623)	+= snd-soc-bd28623.o
 obj-$(CONFIG_SND_SOC_BT_SCO)	+= snd-soc-bt-sco.o
 obj-$(CONFIG_SND_SOC_CHV3_CODEC) += snd-soc-chv3-codec.o

sound/soc/codecs/aw88395/aw88395_lib.c

@@ -11,6 +11,7 @@
 #include <linux/i2c.h>
 #include "aw88395_lib.h"
 #include "aw88395_device.h"
+#include "aw88395_reg.h"
 
 #define AW88395_CRC8_POLYNOMIAL 0x8C
 DECLARE_CRC8_TABLE(aw_crc8_table);
@@ -429,6 +430,53 @@ static int aw_dev_prof_parse_multi_bin(struct aw_device *aw_dev, unsigned char *
 	return ret;
 }
 
+static int aw_dev_parse_reg_bin_with_hdr(struct aw_device *aw_dev,
+			uint8_t *data, uint32_t data_len, struct aw_prof_desc *prof_desc)
+{
+	struct aw_bin *aw_bin;
+	int ret;
+
+	aw_bin = devm_kzalloc(aw_dev->dev, data_len + sizeof(*aw_bin), GFP_KERNEL);
+	if (!aw_bin)
+		return -ENOMEM;
+
+	aw_bin->info.len = data_len;
+	memcpy(aw_bin->info.data, data, data_len);
+
+	ret = aw_parsing_bin_file(aw_dev, aw_bin);
+	if (ret < 0) {
+		dev_err(aw_dev->dev, "parse bin failed");
+		goto parse_bin_failed;
+	}
+
+	if ((aw_bin->all_bin_parse_num != 1) ||
+		(aw_bin->header_info[0].bin_data_type != DATA_TYPE_REGISTER)) {
+		dev_err(aw_dev->dev, "bin num or type error");
+		goto parse_bin_failed;
+	}
+
+	if (aw_bin->header_info[0].valid_data_len % 4) {
+		dev_err(aw_dev->dev, "bin data len get error!");
+		goto parse_bin_failed;
+	}
+
+	prof_desc->sec_desc[AW88395_DATA_TYPE_REG].data =
+				data + aw_bin->header_info[0].valid_data_addr;
+	prof_desc->sec_desc[AW88395_DATA_TYPE_REG].len =
+				aw_bin->header_info[0].valid_data_len;
+	prof_desc->prof_st = AW88395_PROFILE_OK;
+
+	devm_kfree(aw_dev->dev, aw_bin);
+	aw_bin = NULL;
+
+	return 0;
+
+parse_bin_failed:
+	devm_kfree(aw_dev->dev, aw_bin);
+	aw_bin = NULL;
+	return ret;
+}
+
 static int aw_dev_parse_data_by_sec_type(struct aw_device *aw_dev, struct aw_cfg_hdr *cfg_hdr,
 			struct aw_cfg_dde *cfg_dde, struct aw_prof_desc *scene_prof_desc)
 {
@@ -447,6 +495,9 @@ static int aw_dev_parse_data_by_sec_type(struct aw_device *aw_dev, struct aw_cfg
 		return aw_dev_prof_parse_multi_bin(
 				aw_dev, (u8 *)cfg_hdr + cfg_dde->data_offset,
 				cfg_dde->data_size, scene_prof_desc);
+	case ACF_SEC_TYPE_HDR_REG:
+		return aw_dev_parse_reg_bin_with_hdr(aw_dev, (u8 *)cfg_hdr + cfg_dde->data_offset,
+				cfg_dde->data_size, scene_prof_desc);
 	default:
 		dev_err(aw_dev->dev, "%s cfg_dde->data_type = %d\n", __func__, cfg_dde->data_type);
 		break;
@@ -527,7 +578,49 @@ static int aw_dev_parse_dev_default_type(struct aw_device *aw_dev,
 	return 0;
 }
 
-static int aw_dev_cfg_get_valid_prof(struct aw_device *aw_dev,
+static int aw88261_dev_cfg_get_valid_prof(struct aw_device *aw_dev,
+				struct aw_all_prof_info all_prof_info)
+{
+	struct aw_prof_desc *prof_desc = all_prof_info.prof_desc;
+	struct aw_prof_info *prof_info = &aw_dev->prof_info;
+	int num = 0;
+	int i;
+
+	for (i = 0; i < AW88395_PROFILE_MAX; i++) {
+		if (prof_desc[i].prof_st == AW88395_PROFILE_OK)
+			prof_info->count++;
+	}
+
+	dev_dbg(aw_dev->dev, "get valid profile:%d", aw_dev->prof_info.count);
+
+	if (!prof_info->count) {
+		dev_err(aw_dev->dev, "no profile data");
+		return -EPERM;
+	}
+
+	prof_info->prof_desc = devm_kcalloc(aw_dev->dev,
+					prof_info->count, sizeof(struct aw_prof_desc),
+					GFP_KERNEL);
+	if (!prof_info->prof_desc)
+		return -ENOMEM;
+
+	for (i = 0; i < AW88395_PROFILE_MAX; i++) {
+		if (prof_desc[i].prof_st == AW88395_PROFILE_OK) {
+			if (num >= prof_info->count) {
+				dev_err(aw_dev->dev, "overflow count[%d]",
+						prof_info->count);
+				return -EINVAL;
+			}
+			prof_info->prof_desc[num] = prof_desc[i];
+			prof_info->prof_desc[num].id = i;
+			num++;
+		}
+	}
+
+	return 0;
+}
+
+static int aw88395_dev_cfg_get_valid_prof(struct aw_device *aw_dev,
 				struct aw_all_prof_info all_prof_info)
 {
 	struct aw_prof_desc *prof_desc = all_prof_info.prof_desc;
@@ -606,9 +699,22 @@ static int aw_dev_load_cfg_by_hdr(struct aw_device *aw_dev,
 			goto exit;
 	}
 
-	ret = aw_dev_cfg_get_valid_prof(aw_dev, *all_prof_info);
-	if (ret < 0)
-		goto exit;
+	switch (aw_dev->chip_id) {
+	case AW88395_CHIP_ID:
+		ret = aw88395_dev_cfg_get_valid_prof(aw_dev, *all_prof_info);
+		if (ret < 0)
+			goto exit;
+		break;
+	case AW88261_CHIP_ID:
+		ret = aw88261_dev_cfg_get_valid_prof(aw_dev, *all_prof_info);
+		if (ret < 0)
+			goto exit;
+		break;
+	default:
+		dev_err(aw_dev->dev, "valid prof unsupported");
+		ret = -EINVAL;
+		break;
+	}
 
 	aw_dev->prof_info.prof_name_list = profile_name;
 
@@ -679,16 +785,37 @@ static int aw_get_dev_scene_count_v1(struct aw_device *aw_dev, struct aw_contain
 	struct aw_cfg_dde_v1 *cfg_dde =
 		(struct aw_cfg_dde_v1 *)(aw_cfg->data + cfg_hdr->hdr_offset);
 	unsigned int i;
+	int ret;
 
-	for (i = 0; i < cfg_hdr->ddt_num; ++i) {
-		if ((cfg_dde[i].data_type == ACF_SEC_TYPE_MULTIPLE_BIN) &&
-		    (aw_dev->chip_id == cfg_dde[i].chip_id) &&
-		    (aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) &&
-		    (aw_dev->i2c->addr == cfg_dde[i].dev_addr))
-			(*scene_num)++;
+	switch (aw_dev->chip_id) {
+	case AW88395_CHIP_ID:
+		for (i = 0; i < cfg_hdr->ddt_num; ++i) {
+			if ((cfg_dde[i].data_type == ACF_SEC_TYPE_MULTIPLE_BIN) &&
+			    (aw_dev->chip_id == cfg_dde[i].chip_id) &&
+			    (aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) &&
+			    (aw_dev->i2c->addr == cfg_dde[i].dev_addr))
+				(*scene_num)++;
+		}
+		ret = 0;
+		break;
+	case AW88261_CHIP_ID:
+		for (i = 0; i < cfg_hdr->ddt_num; ++i) {
+			if (((cfg_dde[i].data_type == ACF_SEC_TYPE_REG) ||
+			     (cfg_dde[i].data_type == ACF_SEC_TYPE_HDR_REG)) &&
+			    (aw_dev->chip_id == cfg_dde[i].chip_id) &&
+			    (aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) &&
+			    (aw_dev->i2c->addr == cfg_dde[i].dev_addr))
+				(*scene_num)++;
+		}
+		ret = 0;
+		break;
+	default:
+		dev_err(aw_dev->dev, "unsupported device");
+		ret = -EINVAL;
+		break;
 	}
 
-	return 0;
+	return ret;
 }
 
 static int aw_get_default_scene_count_v1(struct aw_device *aw_dev,
@@ -699,15 +826,35 @@ static int aw_get_default_scene_count_v1(struct aw_device *aw_dev,
 	struct aw_cfg_dde_v1 *cfg_dde =
 		(struct aw_cfg_dde_v1 *)(aw_cfg->data + cfg_hdr->hdr_offset);
 	unsigned int i;
+	int ret;
 
-	for (i = 0; i < cfg_hdr->ddt_num; ++i) {
-		if ((cfg_dde[i].data_type == ACF_SEC_TYPE_MULTIPLE_BIN) &&
-		    (aw_dev->chip_id == cfg_dde[i].chip_id) &&
-		    (aw_dev->channel == cfg_dde[i].dev_index))
-			(*scene_num)++;
+	switch (aw_dev->chip_id) {
+	case AW88395_CHIP_ID:
+		for (i = 0; i < cfg_hdr->ddt_num; ++i) {
+			if ((cfg_dde[i].data_type == ACF_SEC_TYPE_MULTIPLE_BIN) &&
+			    (aw_dev->chip_id == cfg_dde[i].chip_id) &&
+			    (aw_dev->channel == cfg_dde[i].dev_index))
+				(*scene_num)++;
+		}
+		ret = 0;
+		break;
+	case AW88261_CHIP_ID:
+		for (i = 0; i < cfg_hdr->ddt_num; ++i) {
+			if (((cfg_dde[i].data_type == ACF_SEC_TYPE_REG) ||
+			     (cfg_dde[i].data_type == ACF_SEC_TYPE_HDR_REG)) &&
+			    (aw_dev->chip_id == cfg_dde[i].chip_id) &&
+			    (aw_dev->channel == cfg_dde[i].dev_index))
+				(*scene_num)++;
+		}
+		ret = 0;
+		break;
+	default:
+		dev_err(aw_dev->dev, "unsupported device");
+		ret = -EINVAL;
+		break;
 	}
 
-	return 0;
+	return ret;
 }
 
 static int aw_dev_parse_scene_count_v1(struct aw_device *aw_dev,
@@ -756,6 +903,18 @@ static int aw_dev_parse_data_by_sec_type_v1(struct aw_device *aw_dev,
 		prof_info->prof_desc[*cur_scene_id].id = cfg_dde->dev_profile;
 		(*cur_scene_id)++;
 		break;
+	case ACF_SEC_TYPE_HDR_REG:
+		ret =  aw_dev_parse_reg_bin_with_hdr(aw_dev,
+				(uint8_t *)prof_hdr + cfg_dde->data_offset,
+				cfg_dde->data_size, &prof_info->prof_desc[*cur_scene_id]);
+		if (ret < 0) {
+			dev_err(aw_dev->dev, "parse reg bin with hdr failed");
+			return ret;
+		}
+		prof_info->prof_desc[*cur_scene_id].prf_str = cfg_dde->dev_profile_str;
+		prof_info->prof_desc[*cur_scene_id].id = cfg_dde->dev_profile;
+		(*cur_scene_id)++;
+		break;
 	default:
 		dev_err(aw_dev->dev, "unsupported SEC_TYPE [%d]", cfg_dde->data_type);
 		return -EINVAL;

sound/soc/codecs/aw88395/aw88395_reg.h

@@ -96,6 +96,7 @@
 
 enum aw88395_id {
 	AW88395_CHIP_ID = 0x2049,
+	AW88261_CHIP_ID = 0x2113,
 };
 
 #define AW88395_REG_MAX		(0x7D)