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Commit c404b25e authored Jul 14, 2016 by Yeleswarapu Nagaradhesh Committed by Gerrit - the friendly Code Review server Jul 15, 2016

ASoC: wcd9xxx: add support for wcd934x codec



Add wcd934x as a mfd child and configure regmap.
Configure MCLK as per the HW sequence.

CRs-Fixed: 1041199
Change-Id: I9e2dbb0f0acaa1442c1624556bc52abf98158c92
Signed-off-by: Yeleswarapu Nagaradhesh <nagaradh@codeaurora.org>

parent 5be00f77

drivers/mfd/wcd9xxx-core.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -87,6 +87,7 @@ static const int wcd9xxx_cdc_types[] = {
		[WCD9XXX] = WCD9XXX,
		[WCD9330] = WCD9330,
		[WCD9335] = WCD9335,
		[WCD934X] = WCD934X,
		};

		static const struct of_device_id wcd9xxx_of_match[] = {
		@@ -326,7 +327,7 @@ int wcd9xxx_slim_write_repeat(struct wcd9xxx *wcd9xxx, unsigned short reg,
		struct slim_ele_access slim_msg;

		mutex_lock(&wcd9xxx->io_lock);
		if (wcd9xxx->type == WCD9335) {
		if (wcd9xxx->type == WCD9335 \|\| wcd9xxx->type == WCD934X) {
		ret = wcd9xxx_page_write(wcd9xxx, &reg);
		if (ret)
		goto done;
		@@ -1321,7 +1322,7 @@ static int wcd9xxx_slim_probe(struct slim_device *slim)
		* Vout_D to be ready after BUCK_SIDO is powered up.
		* SYS_RST_N shouldn't be pulled high during this time
		*/
		if (wcd9xxx->type == WCD9335)
		if (wcd9xxx->type == WCD9335 \|\| wcd9xxx->type == WCD934X)
		usleep_range(600, 650);
		else
		usleep_range(5, 10);
		@@ -1555,6 +1556,7 @@ static const struct slim_device_id wcd_slim_device_id[] = {
		{"tapan-slim-pgd", 0},
		{"tomtom-slim-pgd", WCD9330},
		{"tasha-slim-pgd", WCD9335},
		{"tavil-slim-pgd", WCD934X},
		{}
		};

drivers/mfd/wcd9xxx-regmap.h

+10 −1

Original line number	Diff line number	Diff line
		/*
		* Copyright (c) 2015, The Linux Foundation. All rights reserved.
		* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		@@ -19,6 +19,10 @@

		typedef int (regmap_patch_fptr)(struct regmap , int);

		#ifdef CONFIG_WCD934X_CODEC
		extern struct regmap_config wcd934x_regmap_config;
		#endif

		#ifdef CONFIG_WCD9335_CODEC
		extern struct regmap_config wcd9335_regmap_config;
		extern int wcd9335_regmap_register_patch(struct regmap *regmap,
		@@ -34,6 +38,11 @@ static inline struct regmap_config *wcd9xxx_get_regmap_config(int type)
		struct regmap_config *regmap_config;

		switch (type) {
		#ifdef CONFIG_WCD934X_CODEC
		case WCD934X:
		regmap_config = &wcd934x_regmap_config;
		break;
		#endif
		#ifdef CONFIG_WCD9335_CODEC
		case WCD9335:
		regmap_config = &wcd9335_regmap_config;

drivers/mfd/wcd9xxx-utils.c

+11 −1

Original line number	Diff line number	Diff line
		@@ -37,6 +37,12 @@

		static enum wcd9xxx_intf_status wcd9xxx_intf = -1;

		static struct mfd_cell tavil_devs[] = {
		{
		.name = "tavil_codec",
		},
		};

		static struct mfd_cell tasha_devs[] = {
		{
		.name = "tasha_codec",
		@@ -418,7 +424,7 @@ int wcd9xxx_page_write(struct wcd9xxx wcd9xxx, unsigned short reg)
		unsigned short c_reg, reg_addr;
		u8 pg_num, prev_pg_num;

		if (wcd9xxx->type != WCD9335)
		if (wcd9xxx->type != WCD9335 && wcd9xxx->type != WCD934X)
		return ret;

		c_reg = *reg;
		@@ -815,6 +821,10 @@ int wcd9xxx_get_codec_info(struct device *dev)
		}

		switch (wcd9xxx->type) {
		case WCD934X:
		cinfo->dev = tavil_devs;
		cinfo->size = ARRAY_SIZE(tavil_devs);
		break;
		case WCD9335:
		cinfo->dev = tasha_devs;
		cinfo->size = ARRAY_SIZE(tasha_devs);

include/linux/mfd/wcd9xxx/core.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -76,6 +76,7 @@ enum codec_variant {
		WCD9330,
		WCD9335,
		WCD9326,
		WCD934X,
		};

		enum wcd9xxx_slim_slave_addr_type {
		@@ -252,6 +253,7 @@ enum wcd9xxx_chipid_major {
		TOMTOM_MAJOR = cpu_to_le16(0x105),
		TASHA_MAJOR = cpu_to_le16(0x0),
		TASHA2P0_MAJOR = cpu_to_le16(0x107),
		TAVIL_MAJOR = cpu_to_le16(0x108),
		};

		enum codec_power_states {

include/linux/mfd/wcd9xxx/wcd9xxx-utils.h

+22 −0

Original line number	Diff line number	Diff line
		@@ -33,6 +33,13 @@ typedef int (codec_bringdown_fn)(struct wcd9xxx );
		typedef int (codec_type_fn)(struct wcd9xxx ,
		struct wcd9xxx_codec_type *);

		#ifdef CONFIG_WCD934X_CODEC
		extern int wcd934x_bringup(struct wcd9xxx *wcd9xxx);
		extern int wcd934x_bringdown(struct wcd9xxx *wcd9xxx);
		extern int wcd934x_get_codec_info(struct wcd9xxx *,
		struct wcd9xxx_codec_type *);
		#endif

		#ifdef CONFIG_WCD9335_CODEC
		extern int wcd9335_bringup(struct wcd9xxx *wcd9xxx);
		extern int wcd9335_bringdown(struct wcd9xxx *wcd9xxx);
		@@ -52,6 +59,11 @@ static inline codec_bringdown_fn wcd9xxx_bringdown_fn(int type)
		codec_bringdown_fn cdc_bdown_fn;

		switch (type) {
		#ifdef CONFIG_WCD934X_CODEC
		case WCD934X:
		cdc_bdown_fn = wcd934x_bringdown;
		break;
		#endif
		#ifdef CONFIG_WCD9335_CODEC
		case WCD9335:
		cdc_bdown_fn = wcd9335_bringdown;
		@@ -75,6 +87,11 @@ static inline codec_bringup_fn wcd9xxx_bringup_fn(int type)
		codec_bringup_fn cdc_bup_fn;

		switch (type) {
		#ifdef CONFIG_WCD934X_CODEC
		case WCD934X:
		cdc_bup_fn = wcd934x_bringup;
		break;
		#endif
		#ifdef CONFIG_WCD9335_CODEC
		case WCD9335:
		cdc_bup_fn = wcd9335_bringup;
		@@ -98,6 +115,11 @@ static inline codec_type_fn wcd9xxx_get_codec_info_fn(int type)
		codec_type_fn cdc_type_fn;

		switch (type) {
		#ifdef CONFIG_WCD934X_CODEC
		case WCD934X:
		cdc_type_fn = wcd934x_get_codec_info;
		break;
		#endif
		#ifdef CONFIG_WCD9335_CODEC
		case WCD9335:
		cdc_type_fn = wcd9335_get_codec_info;