ASoC: samsung: Drop AC97 drivers

The AC97 drivers are broken and it seems these have not been used
for a long time.  This patch removes the unused code, i.e. Samsung
SoC AC97 controller driver and related machine drivers:
ln2440sbc_alc650, smdk2443_wm9710, smdk_wm9713.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/samsung/Kconfig

@@ -22,10 +22,6 @@ config SND_S3C2412_SOC_I2S
 config SND_SAMSUNG_PCM
 	tristate "Samsung PCM interface support"
 
-config SND_SAMSUNG_AC97
-	tristate
-	select SND_SOC_AC97_BUS
-
 config SND_SAMSUNG_SPDIF
 	tristate "Samsung SPDIF transmitter support"
 	select SND_SOC_SPDIF
@@ -69,26 +65,6 @@ config SND_SOC_SAMSUNG_SMDK_WM8994
 	help
 		Say Y if you want to add support for SoC audio on the SMDKs.
 
-config SND_SOC_SAMSUNG_SMDK2443_WM9710
-	tristate "SoC AC97 Audio support for SMDK2443 - WM9710"
-	depends on MACH_SMDK2443
-	select AC97_BUS
-	select SND_SOC_AC97_CODEC
-	select SND_SAMSUNG_AC97
-	help
-	  Say Y if you want to add support for SoC audio on smdk2443
-	  with the WM9710.
-
-config SND_SOC_SAMSUNG_LN2440SBC_ALC650
-	tristate "SoC AC97 Audio support for LN2440SBC - ALC650"
-	depends on ARCH_S3C24XX
-	select AC97_BUS
-	select SND_SOC_AC97_CODEC
-	select SND_SAMSUNG_AC97
-	help
-	  Say Y if you want to add support for SoC audio on ln2440sbc
-	  with the ALC650.
-
 config SND_SOC_SAMSUNG_S3C24XX_UDA134X
 	tristate "SoC I2S Audio support UDA134X wired to a S3C24XX"
 	depends on ARCH_S3C24XX
@@ -131,14 +107,6 @@ config SND_SOC_SAMSUNG_RX1950_UDA1380
 	help
 	  This driver provides audio support for HP iPAQ RX1950 PDA.
 
-config SND_SOC_SAMSUNG_SMDK_WM9713
-	tristate "SoC AC97 Audio support for SMDK with WM9713"
-	depends on MACH_SMDK6410 || MACH_SMDKC100 || MACH_SMDKV210 || MACH_SMDKC110
-	select SND_SOC_WM9713
-	select SND_SAMSUNG_AC97
-	help
-	  Say Y if you want to add support for SoC audio on the SMDK.
-
 config SND_SOC_SMARTQ
 	tristate "SoC I2S Audio support for SmartQ board"
 	depends on MACH_SMARTQ && I2C

sound/soc/samsung/Makefile

@@ -3,7 +3,6 @@ snd-soc-s3c-dma-objs := dmaengine.o
 snd-soc-idma-objs := idma.o
 snd-soc-s3c24xx-i2s-objs := s3c24xx-i2s.o
 snd-soc-s3c2412-i2s-objs := s3c2412-i2s.o
-snd-soc-ac97-objs := ac97.o
 snd-soc-s3c-i2s-v2-objs := s3c-i2s-v2.o
 snd-soc-samsung-spdif-objs := spdif.o
 snd-soc-pcm-objs := pcm.o
@@ -11,7 +10,6 @@ snd-soc-i2s-objs := i2s.o
 
 obj-$(CONFIG_SND_SOC_SAMSUNG) += snd-soc-s3c-dma.o
 obj-$(CONFIG_SND_S3C24XX_I2S) += snd-soc-s3c24xx-i2s.o
-obj-$(CONFIG_SND_SAMSUNG_AC97) += snd-soc-ac97.o
 obj-$(CONFIG_SND_S3C2412_SOC_I2S) += snd-soc-s3c2412-i2s.o
 obj-$(CONFIG_SND_S3C_I2SV2_SOC) += snd-soc-s3c-i2s-v2.o
 obj-$(CONFIG_SND_SAMSUNG_SPDIF) += snd-soc-samsung-spdif.o

sound/soc/samsung/ln2440sbc_alc650.c

-/*
- * SoC audio for ln2440sbc
- *
- * Copyright 2007 KonekTel, a.s.
- * Author: Ivan Kuten
- *         ivan.kuten@promwad.com
- *
- * Heavily based on smdk2443_wm9710.c
- * Copyright 2007 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory
- *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- *  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.
- *
- */
-
-#include <linux/module.h>
-#include <sound/soc.h>
-
-static struct snd_soc_card ln2440sbc;
-
-static struct snd_soc_dai_link ln2440sbc_dai[] = {
-{
-	.name = "AC97",
-	.stream_name = "AC97 HiFi",
-	.cpu_dai_name = "samsung-ac97",
-	.codec_dai_name = "ac97-hifi",
-	.codec_name = "ac97-codec",
-	.platform_name = "samsung-ac97",
-},
-};
-
-static struct snd_soc_card ln2440sbc = {
-	.name = "LN2440SBC",
-	.owner = THIS_MODULE,
-	.dai_link = ln2440sbc_dai,
-	.num_links = ARRAY_SIZE(ln2440sbc_dai),
-};
-
-static struct platform_device *ln2440sbc_snd_ac97_device;
-
-static int __init ln2440sbc_init(void)
-{
-	int ret;
-
-	ln2440sbc_snd_ac97_device = platform_device_alloc("soc-audio", -1);
-	if (!ln2440sbc_snd_ac97_device)
-		return -ENOMEM;
-
-	platform_set_drvdata(ln2440sbc_snd_ac97_device, &ln2440sbc);
-	ret = platform_device_add(ln2440sbc_snd_ac97_device);
-
-	if (ret)
-		platform_device_put(ln2440sbc_snd_ac97_device);
-
-	return ret;
-}
-
-static void __exit ln2440sbc_exit(void)
-{
-	platform_device_unregister(ln2440sbc_snd_ac97_device);
-}
-
-module_init(ln2440sbc_init);
-module_exit(ln2440sbc_exit);
-
-/* Module information */
-MODULE_AUTHOR("Ivan Kuten");
-MODULE_DESCRIPTION("ALSA SoC ALC650 LN2440SBC");
-MODULE_LICENSE("GPL");

sound/soc/samsung/regs-ac97.h

-/*
- * Copyright (c) 2006 Simtec Electronics <linux@simtec.co.uk>
- *		http://www.simtec.co.uk/products/SWLINUX/
- *
- * 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.
- *
- * S3C2440 AC97 Controller
-*/
-
-#ifndef __SAMSUNG_REGS_AC97_H__
-#define __SAMSUNG_REGS_AC97_H__
-
-#define S3C_AC97_GLBCTRL				(0x00)
-
-#define S3C_AC97_GLBCTRL_CODECREADYIE			(1<<22)
-#define S3C_AC97_GLBCTRL_PCMOUTURIE			(1<<21)
-#define S3C_AC97_GLBCTRL_PCMINORIE			(1<<20)
-#define S3C_AC97_GLBCTRL_MICINORIE			(1<<19)
-#define S3C_AC97_GLBCTRL_PCMOUTTIE			(1<<18)
-#define S3C_AC97_GLBCTRL_PCMINTIE			(1<<17)
-#define S3C_AC97_GLBCTRL_MICINTIE			(1<<16)
-#define S3C_AC97_GLBCTRL_PCMOUTTM_OFF			(0<<12)
-#define S3C_AC97_GLBCTRL_PCMOUTTM_PIO			(1<<12)
-#define S3C_AC97_GLBCTRL_PCMOUTTM_DMA			(2<<12)
-#define S3C_AC97_GLBCTRL_PCMOUTTM_MASK			(3<<12)
-#define S3C_AC97_GLBCTRL_PCMINTM_OFF			(0<<10)
-#define S3C_AC97_GLBCTRL_PCMINTM_PIO			(1<<10)
-#define S3C_AC97_GLBCTRL_PCMINTM_DMA			(2<<10)
-#define S3C_AC97_GLBCTRL_PCMINTM_MASK			(3<<10)
-#define S3C_AC97_GLBCTRL_MICINTM_OFF			(0<<8)
-#define S3C_AC97_GLBCTRL_MICINTM_PIO			(1<<8)
-#define S3C_AC97_GLBCTRL_MICINTM_DMA			(2<<8)
-#define S3C_AC97_GLBCTRL_MICINTM_MASK			(3<<8)
-#define S3C_AC97_GLBCTRL_TRANSFERDATAENABLE		(1<<3)
-#define S3C_AC97_GLBCTRL_ACLINKON			(1<<2)
-#define S3C_AC97_GLBCTRL_WARMRESET			(1<<1)
-#define S3C_AC97_GLBCTRL_COLDRESET			(1<<0)
-
-#define S3C_AC97_GLBSTAT				(0x04)
-
-#define S3C_AC97_GLBSTAT_CODECREADY			(1<<22)
-#define S3C_AC97_GLBSTAT_PCMOUTUR			(1<<21)
-#define S3C_AC97_GLBSTAT_PCMINORI			(1<<20)
-#define S3C_AC97_GLBSTAT_MICINORI			(1<<19)
-#define S3C_AC97_GLBSTAT_PCMOUTTI			(1<<18)
-#define S3C_AC97_GLBSTAT_PCMINTI			(1<<17)
-#define S3C_AC97_GLBSTAT_MICINTI			(1<<16)
-#define S3C_AC97_GLBSTAT_MAINSTATE_IDLE			(0<<0)
-#define S3C_AC97_GLBSTAT_MAINSTATE_INIT			(1<<0)
-#define S3C_AC97_GLBSTAT_MAINSTATE_READY		(2<<0)
-#define S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE		(3<<0)
-#define S3C_AC97_GLBSTAT_MAINSTATE_LP			(4<<0)
-#define S3C_AC97_GLBSTAT_MAINSTATE_WARM			(5<<0)
-
-#define S3C_AC97_CODEC_CMD				(0x08)
-
-#define S3C_AC97_CODEC_CMD_READ				(1<<23)
-
-#define S3C_AC97_STAT					(0x0c)
-#define S3C_AC97_PCM_ADDR				(0x10)
-#define S3C_AC97_PCM_DATA				(0x18)
-#define S3C_AC97_MIC_DATA				(0x1C)
-
-#endif /* __SAMSUNG_REGS_AC97_H__ */

sound/soc/samsung/smdk2443_wm9710.c

-/*
- * smdk2443_wm9710.c  --  SoC audio for smdk2443
- *
- * Copyright 2007 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory
- *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <sound/soc.h>
-
-static struct snd_soc_card smdk2443;
-
-static struct snd_soc_dai_link smdk2443_dai[] = {
-{
-	.name = "AC97",
-	.stream_name = "AC97 HiFi",
-	.cpu_dai_name = "samsung-ac97",
-	.codec_dai_name = "ac97-hifi",
-	.codec_name = "ac97-codec",
-	.platform_name = "samsung-ac97",
-},
-};
-
-static struct snd_soc_card smdk2443 = {
-	.name = "SMDK2443",
-	.owner = THIS_MODULE,
-	.dai_link = smdk2443_dai,
-	.num_links = ARRAY_SIZE(smdk2443_dai),
-};
-
-static struct platform_device *smdk2443_snd_ac97_device;
-
-static int __init smdk2443_init(void)
-{
-	int ret;
-
-	smdk2443_snd_ac97_device = platform_device_alloc("soc-audio", -1);
-	if (!smdk2443_snd_ac97_device)
-		return -ENOMEM;
-
-	platform_set_drvdata(smdk2443_snd_ac97_device, &smdk2443);
-	ret = platform_device_add(smdk2443_snd_ac97_device);
-
-	if (ret)
-		platform_device_put(smdk2443_snd_ac97_device);
-
-	return ret;
-}
-
-static void __exit smdk2443_exit(void)
-{
-	platform_device_unregister(smdk2443_snd_ac97_device);
-}
-
-module_init(smdk2443_init);
-module_exit(smdk2443_exit);
-
-/* Module information */
-MODULE_AUTHOR("Graeme Gregory, graeme.gregory@wolfsonmicro.com, www.wolfsonmicro.com");
-MODULE_DESCRIPTION("ALSA SoC WM9710 SMDK2443");
-MODULE_LICENSE("GPL");

sound/soc/samsung/smdk_wm9713.c

-/*
- * smdk_wm9713.c  --  SoC audio for SMDK
- *
- * Copyright 2010 Samsung Electronics Co. Ltd.
- * Author: Jaswinder Singh Brar <jassisinghbrar@gmail.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <sound/soc.h>
-
-static struct snd_soc_card smdk;
-
-/*
- * Default CFG switch settings to use this driver:
- *
- *   SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off
- *   SMDKC100: Set CFG6 1-3 On, CFG7 1   On
- *   SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On
- *   SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On
- *   SMDKV310: Set CFG2 1-2 Off, CFG4 All On, CFG7 All Off, CFG8 1-On
- */
-
-/*
- Playback (HeadPhone):-
-	$ amixer sset 'Headphone' unmute
-	$ amixer sset 'Right Headphone Out Mux' 'Headphone'
-	$ amixer sset 'Left Headphone Out Mux' 'Headphone'
-	$ amixer sset 'Right HP Mixer PCM' unmute
-	$ amixer sset 'Left HP Mixer PCM' unmute
-
- Capture (LineIn):-
-	$ amixer sset 'Right Capture Source' 'Line'
-	$ amixer sset 'Left Capture Source' 'Line'
-*/
-
-static struct snd_soc_dai_link smdk_dai = {
-	.name = "AC97",
-	.stream_name = "AC97 PCM",
-	.platform_name = "samsung-ac97",
-	.cpu_dai_name = "samsung-ac97",
-	.codec_dai_name = "wm9713-hifi",
-	.codec_name = "wm9713-codec",
-};
-
-static struct snd_soc_card smdk = {
-	.name = "SMDK WM9713",
-	.owner = THIS_MODULE,
-	.dai_link = &smdk_dai,
-	.num_links = 1,
-};
-
-static struct platform_device *smdk_snd_wm9713_device;
-static struct platform_device *smdk_snd_ac97_device;
-
-static int __init smdk_init(void)
-{
-	int ret;
-
-	smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1);
-	if (!smdk_snd_wm9713_device)
-		return -ENOMEM;
-
-	ret = platform_device_add(smdk_snd_wm9713_device);
-	if (ret)
-		goto err1;
-
-	smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
-	if (!smdk_snd_ac97_device) {
-		ret = -ENOMEM;
-		goto err2;
-	}
-
-	platform_set_drvdata(smdk_snd_ac97_device, &smdk);
-
-	ret = platform_device_add(smdk_snd_ac97_device);
-	if (ret)
-		goto err3;
-
-	return 0;
-
-err3:
-	platform_device_put(smdk_snd_ac97_device);
-err2:
-	platform_device_del(smdk_snd_wm9713_device);
-err1:
-	platform_device_put(smdk_snd_wm9713_device);
-	return ret;
-}
-
-static void __exit smdk_exit(void)
-{
-	platform_device_unregister(smdk_snd_ac97_device);
-	platform_device_unregister(smdk_snd_wm9713_device);
-}
-
-module_init(smdk_init);
-module_exit(smdk_exit);
-
-/* Module information */
-MODULE_AUTHOR("Jaswinder Singh Brar, jassisinghbrar@gmail.com");
-MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
-MODULE_LICENSE("GPL");