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Commit 873a055e authored by Viraja Kommaraju's avatar Viraja Kommaraju Committed by Gerrit - the friendly Code Review server
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drivers: regmap: add regmap support for WCD9306 



Add regmap support for WCD9306 codec for codec register
access.

CRs-Fixed: 1017965
Change-Id: Icb5d48f4e9329e23b7b46207f1a8d23ca0c78817
Signed-off-by: default avatarViraja Kommaraju <virajak@codeaurora.org>
parent fb179601

drivers/mfd/Kconfig

+12 −0
Original line number Diff line number Diff line
@@ -1318,6 +1318,18 @@ config MFD_STW481X 
	  in various ST Microelectronics and ST-Ericsson embedded

	  Nomadik series.



config WCD9306_CODEC

	tristate "WCD9306 Codec"

	select SLIMBUS

	select MFD_CORE

	select REGMAP_ALLOW_WRITE_DEBUGFS

	help

	  Enables the WCD9xxx codec core driver. The core driver provides

	  read/write capability to registers which are part of the

	  WCD9306 core and gives the ability to use the WCD9306 codec.

	  The WCD9306 codec support either I2C/I2S or Slimbus for

	  control and data exchnage with master processor.



config WCD9320_CODEC

	tristate "WCD9320 Codec"

	select SLIMBUS

drivers/mfd/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -178,7 +178,7 @@ obj-$(CONFIG_MFD_HI6421_PMIC) += hi6421-pmic-core.o 
intel-soc-pmic-objs		:= intel_soc_pmic_core.o intel_soc_pmic_crc.o

obj-$(CONFIG_INTEL_SOC_PMIC)	+= intel-soc-pmic.o

obj-$(CONFIG_WCD9306_CODEC)	+= wcd9xxx-core.o wcd9xxx-irq.o wcd9xxx-slimslave.o\

						wcd9xxx-core-resource.o

						wcd9xxx-core-resource.o wcd9306-regmap.o

obj-$(CONFIG_WCD9320_CODEC)	+= wcd9xxx-core.o wcd9xxx-irq.o wcd9xxx-slimslave.o\

						wcd9xxx-core-resource.o

obj-$(CONFIG_WCD9330_CODEC)	+= wcd9xxx-core.o wcd9xxx-irq.o wcd9xxx-slimslave.o\

drivers/mfd/wcd9306-regmap.c

0 → 100644
+609 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/mfd/wcd9xxx-core.c

+1 −0
Original line number Diff line number Diff line
@@ -2901,6 +2901,7 @@ static void wcd9xxx_set_codec_specific_param(struct wcd9xxx *wcd9xxx) 
	switch (wcd9xxx->type) {

	case WCD9335:

	case WCD9330:

	case WCD9306:

		wcd9xxx->using_regmap = true;

		wcd9xxx->prev_pg_valid = false;

		break;

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
@@ -29,6 +29,10 @@ extern int wcd9335_regmap_register_patch(struct regmap *regmap, 
extern struct regmap_config wcd9330_regmap_config;

#endif



#ifdef CONFIG_WCD9306_CODEC

extern struct regmap_config wcd9306_regmap_config;

#endif



static inline struct regmap_config *wcd9xxx_get_regmap_config(int type)

{

	struct regmap_config *regmap_config;
@@ -43,6 +47,11 @@ static inline struct regmap_config *wcd9xxx_get_regmap_config(int type) 
	case WCD9330:

		regmap_config = &wcd9330_regmap_config;

		break;

#endif

#ifdef CONFIG_WCD9306_CODEC

	case WCD9306:

		regmap_config = &wcd9306_regmap_config;

		break;

#endif

	default:

		regmap_config = NULL;