ASoC: AC97: S3C2443: Remove unused driver

Since, we have generic AC97 controller driver and all the machines
have moved to that, there is no need for old s3c2443-ac97.c to exist.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

4 files changed, 0 insertions, 462 deletions

diff --git a/sound/soc/s3c24xx/Kconfig b/sound/soc/s3c24xx/Kconfig
index 69d143e3ab25..15fe57e5a232 100644
--- a/sound/soc/s3c24xx/Kconfig
+++ b/sound/soc/s3c24xx/Kconfig
@@ -27,9 +27,6 @@ config SND_S3C64XX_SOC_I2S
 config SND_S3C_SOC_PCM
 	tristate
 
-config SND_S3C2443_SOC_AC97
-	tristate
-
 config SND_S3C_SOC_AC97
 	tristate
 	select SND_SOC_AC97_BUS
diff --git a/sound/soc/s3c24xx/Makefile b/sound/soc/s3c24xx/Makefile
index 1117678ae4e1..df071a376fa2 100644
--- a/sound/soc/s3c24xx/Makefile
+++ b/sound/soc/s3c24xx/Makefile
@@ -3,14 +3,12 @@ snd-soc-s3c24xx-objs := s3c-dma.o
 snd-soc-s3c24xx-i2s-objs := s3c24xx-i2s.o
 snd-soc-s3c2412-i2s-objs := s3c2412-i2s.o
 snd-soc-s3c64xx-i2s-objs := s3c64xx-i2s.o
-snd-soc-s3c2443-ac97-objs := s3c2443-ac97.o
 snd-soc-s3c-ac97-objs := s3c-ac97.o
 snd-soc-s3c-i2s-v2-objs := s3c-i2s-v2.o
 snd-soc-s3c-pcm-objs := s3c-pcm.o
 
 obj-$(CONFIG_SND_S3C24XX_SOC) += snd-soc-s3c24xx.o
 obj-$(CONFIG_SND_S3C24XX_SOC_I2S) += snd-soc-s3c24xx-i2s.o
-obj-$(CONFIG_SND_S3C2443_SOC_AC97) += snd-soc-s3c2443-ac97.o
 obj-$(CONFIG_SND_S3C_SOC_AC97) += snd-soc-s3c-ac97.o
 obj-$(CONFIG_SND_S3C2412_SOC_I2S) += snd-soc-s3c2412-i2s.o
 obj-$(CONFIG_SND_S3C64XX_SOC_I2S) += snd-soc-s3c64xx-i2s.o
diff --git a/sound/soc/s3c24xx/s3c2443-ac97.c b/sound/soc/s3c24xx/s3c2443-ac97.c
deleted file mode 100644
index 0191e3acb0b4..000000000000
--- a/sound/soc/s3c24xx/s3c2443-ac97.c
+++ /dev/null
@@ -1,432 +0,0 @@
-/*
- * s3c2443-ac97.c  --  ALSA Soc Audio Layer
- *
- * (c) 2007 Wolfson Microelectronics PLC.
- * Graeme Gregory graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
- *
- *  Copyright (C) 2005, Sean Choi <sh428.choi@samsung.com>
- *  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 as
- *  published by the Free Software Foundation.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/io.h>
-#include <linux/wait.h>
-#include <linux/delay.h>
-#include <linux/gpio.h>
-#include <linux/clk.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/ac97_codec.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-
-#include <mach/hardware.h>
-#include <plat/regs-ac97.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-clock.h>
-#include <asm/dma.h>
-#include <mach/dma.h>
-
-#include "s3c-dma.h"
-#include "s3c24xx-ac97.h"
-
-struct s3c24xx_ac97_info {
-	void __iomem	*regs;
-	struct clk	*ac97_clk;
-};
-static struct s3c24xx_ac97_info s3c24xx_ac97;
-
-static DECLARE_COMPLETION(ac97_completion);
-static u32 codec_ready;
-static DEFINE_MUTEX(ac97_mutex);
-
-static unsigned short s3c2443_ac97_read(struct snd_ac97 *ac97,
-	unsigned short reg)
-{
-	u32 ac_glbctrl;
-	u32 ac_codec_cmd;
-	u32 stat, addr, data;
-
-	mutex_lock(&ac97_mutex);
-
-	codec_ready = S3C_AC97_GLBSTAT_CODECREADY;
-	ac_codec_cmd = readl(s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
-	ac_codec_cmd = S3C_AC97_CODEC_CMD_READ | AC_CMD_ADDR(reg);
-	writel(ac_codec_cmd, s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
-
-	udelay(50);
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	ac_glbctrl |= S3C_AC97_GLBCTRL_CODECREADYIE;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-
-	wait_for_completion(&ac97_completion);
-
-	stat = readl(s3c24xx_ac97.regs + S3C_AC97_STAT);
-	addr = (stat >> 16) & 0x7f;
-	data = (stat & 0xffff);
-
-	if (addr != reg)
-		printk(KERN_ERR "s3c24xx-ac97: req addr = %02x,"
-				" rep addr = %02x\n", reg, addr);
-
-	mutex_unlock(&ac97_mutex);
-
-	return (unsigned short)data;
-}
-
-static void s3c2443_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
-	unsigned short val)
-{
-	u32 ac_glbctrl;
-	u32 ac_codec_cmd;
-
-	mutex_lock(&ac97_mutex);
-
-	codec_ready = S3C_AC97_GLBSTAT_CODECREADY;
-	ac_codec_cmd = readl(s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
-	ac_codec_cmd = AC_CMD_ADDR(reg) | AC_CMD_DATA(val);
-	writel(ac_codec_cmd, s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
-
-	udelay(50);
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	ac_glbctrl |= S3C_AC97_GLBCTRL_CODECREADYIE;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-
-	wait_for_completion(&ac97_completion);
-
-	ac_codec_cmd = readl(s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
-	ac_codec_cmd |= S3C_AC97_CODEC_CMD_READ;
-	writel(ac_codec_cmd, s3c24xx_ac97.regs + S3C_AC97_CODEC_CMD);
-
-	mutex_unlock(&ac97_mutex);
-
-}
-
-static void s3c2443_ac97_warm_reset(struct snd_ac97 *ac97)
-{
-	u32 ac_glbctrl;
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	ac_glbctrl = S3C_AC97_GLBCTRL_WARMRESET;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-
-	ac_glbctrl = 0;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-}
-
-static void s3c2443_ac97_cold_reset(struct snd_ac97 *ac97)
-{
-	u32 ac_glbctrl;
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	ac_glbctrl = S3C_AC97_GLBCTRL_COLDRESET;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-
-	ac_glbctrl = 0;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	ac_glbctrl = S3C_AC97_GLBCTRL_ACLINKON;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-
-	ac_glbctrl |= S3C_AC97_GLBCTRL_TRANSFERDATAENABLE;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-
-	ac_glbctrl |= S3C_AC97_GLBCTRL_PCMOUTTM_DMA |
-		S3C_AC97_GLBCTRL_PCMINTM_DMA | S3C_AC97_GLBCTRL_MICINTM_DMA;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-}
-
-static irqreturn_t s3c2443_ac97_irq(int irq, void *dev_id)
-{
-	int status;
-	u32 ac_glbctrl;
-
-	status = readl(s3c24xx_ac97.regs + S3C_AC97_GLBSTAT) & codec_ready;
-
-	if (status) {
-		ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-		ac_glbctrl &= ~S3C_AC97_GLBCTRL_CODECREADYIE;
-		writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-		complete(&ac97_completion);
-	}
-	return IRQ_HANDLED;
-}
-
-struct snd_ac97_bus_ops soc_ac97_ops = {
-	.read	= s3c2443_ac97_read,
-	.write	= s3c2443_ac97_write,
-	.warm_reset	= s3c2443_ac97_warm_reset,
-	.reset	= s3c2443_ac97_cold_reset,
-};
-
-static struct s3c2410_dma_client s3c2443_dma_client_out = {
-	.name = "AC97 PCM Stereo out"
-};
-
-static struct s3c2410_dma_client s3c2443_dma_client_in = {
-	.name = "AC97 PCM Stereo in"
-};
-
-static struct s3c2410_dma_client s3c2443_dma_client_micin = {
-	.name = "AC97 Mic Mono in"
-};
-
-static struct s3c_dma_params s3c2443_ac97_pcm_stereo_out = {
-	.client		= &s3c2443_dma_client_out,
-	.channel	= DMACH_PCM_OUT,
-	.dma_addr	= S3C2440_PA_AC97 + S3C_AC97_PCM_DATA,
-	.dma_size	= 4,
-};
-
-static struct s3c_dma_params s3c2443_ac97_pcm_stereo_in = {
-	.client		= &s3c2443_dma_client_in,
-	.channel	= DMACH_PCM_IN,
-	.dma_addr	= S3C2440_PA_AC97 + S3C_AC97_PCM_DATA,
-	.dma_size	= 4,
-};
-
-static struct s3c_dma_params s3c2443_ac97_mic_mono_in = {
-	.client		= &s3c2443_dma_client_micin,
-	.channel	= DMACH_MIC_IN,
-	.dma_addr	= S3C2440_PA_AC97 + S3C_AC97_MIC_DATA,
-	.dma_size	= 4,
-};
-
-static int s3c2443_ac97_probe(struct platform_device *pdev,
-			      struct snd_soc_dai *dai)
-{
-	int ret;
-	u32 ac_glbctrl;
-
-	s3c24xx_ac97.regs = ioremap(S3C2440_PA_AC97, 0x100);
-	if (s3c24xx_ac97.regs == NULL)
-		return -ENXIO;
-
-	s3c24xx_ac97.ac97_clk = clk_get(&pdev->dev, "ac97");
-	if (s3c24xx_ac97.ac97_clk == NULL) {
-		printk(KERN_ERR "s3c2443-ac97 failed to get ac97_clock\n");
-		iounmap(s3c24xx_ac97.regs);
-		return -ENODEV;
-	}
-	clk_enable(s3c24xx_ac97.ac97_clk);
-
-	s3c2410_gpio_cfgpin(S3C2410_GPE0, S3C2443_GPE0_AC_nRESET);
-	s3c2410_gpio_cfgpin(S3C2410_GPE1, S3C2443_GPE1_AC_SYNC);
-	s3c2410_gpio_cfgpin(S3C2410_GPE2, S3C2443_GPE2_AC_BITCLK);
-	s3c2410_gpio_cfgpin(S3C2410_GPE3, S3C2443_GPE3_AC_SDI);
-	s3c2410_gpio_cfgpin(S3C2410_GPE4, S3C2443_GPE4_AC_SDO);
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	ac_glbctrl = S3C_AC97_GLBCTRL_COLDRESET;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-
-	ac_glbctrl = 0;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	ac_glbctrl = S3C_AC97_GLBCTRL_ACLINKON;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	msleep(1);
-
-	ac_glbctrl |= S3C_AC97_GLBCTRL_TRANSFERDATAENABLE;
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-
-	ret = request_irq(IRQ_S3C244x_AC97, s3c2443_ac97_irq,
-		IRQF_DISABLED, "AC97", NULL);
-	if (ret < 0) {
-		printk(KERN_ERR "s3c24xx-ac97: interrupt request failed.\n");
-		clk_disable(s3c24xx_ac97.ac97_clk);
-		clk_put(s3c24xx_ac97.ac97_clk);
-		iounmap(s3c24xx_ac97.regs);
-	}
-	return ret;
-}
-
-static void s3c2443_ac97_remove(struct platform_device *pdev,
-				struct snd_soc_dai *dai)
-{
-	free_irq(IRQ_S3C244x_AC97, NULL);
-	clk_disable(s3c24xx_ac97.ac97_clk);
-	clk_put(s3c24xx_ac97.ac97_clk);
-	iounmap(s3c24xx_ac97.regs);
-}
-
-static int s3c2443_ac97_hw_params(struct snd_pcm_substream *substream,
-				  struct snd_pcm_hw_params *params,
-				  struct snd_soc_dai *dai)
-{
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
-
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-		cpu_dai->dma_data = &s3c2443_ac97_pcm_stereo_out;
-	else
-		cpu_dai->dma_data = &s3c2443_ac97_pcm_stereo_in;
-
-	return 0;
-}
-
-static int s3c2443_ac97_trigger(struct snd_pcm_substream *substream, int cmd,
-				struct snd_soc_dai *dai)
-{
-	u32 ac_glbctrl;
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	int channel = ((struct s3c_dma_params *)
-		  rtd->dai->cpu_dai->dma_data)->channel;
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	switch (cmd) {
-	case SNDRV_PCM_TRIGGER_START:
-	case SNDRV_PCM_TRIGGER_RESUME:
-	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-		if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-			ac_glbctrl |= S3C_AC97_GLBCTRL_PCMINTM_DMA;
-		else
-			ac_glbctrl |= S3C_AC97_GLBCTRL_PCMOUTTM_DMA;
-		break;
-	case SNDRV_PCM_TRIGGER_STOP:
-	case SNDRV_PCM_TRIGGER_SUSPEND:
-	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-		if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
-			ac_glbctrl &= ~S3C_AC97_GLBCTRL_PCMINTM_MASK;
-		else
-			ac_glbctrl &= ~S3C_AC97_GLBCTRL_PCMOUTTM_MASK;
-		break;
-	}
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-
-	s3c2410_dma_ctrl(channel, S3C2410_DMAOP_STARTED);
-
-	return 0;
-}
-
-static int s3c2443_ac97_hw_mic_params(struct snd_pcm_substream *substream,
-				      struct snd_pcm_hw_params *params,
-				      struct snd_soc_dai *dai)
-{
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
-
-	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-		return -ENODEV;
-	else
-		cpu_dai->dma_data = &s3c2443_ac97_mic_mono_in;
-
-	return 0;
-}
-
-static int s3c2443_ac97_mic_trigger(struct snd_pcm_substream *substream,
-				    int cmd, struct snd_soc_dai *dai)
-{
-	u32 ac_glbctrl;
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	int channel = ((struct s3c_dma_params *)
-		  rtd->dai->cpu_dai->dma_data)->channel;
-
-	ac_glbctrl = readl(s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-	switch (cmd) {
-	case SNDRV_PCM_TRIGGER_START:
-	case SNDRV_PCM_TRIGGER_RESUME:
-	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-		ac_glbctrl |= S3C_AC97_GLBCTRL_PCMINTM_DMA;
-		break;
-	case SNDRV_PCM_TRIGGER_STOP:
-	case SNDRV_PCM_TRIGGER_SUSPEND:
-	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-		ac_glbctrl &= ~S3C_AC97_GLBCTRL_PCMINTM_MASK;
-	}
-	writel(ac_glbctrl, s3c24xx_ac97.regs + S3C_AC97_GLBCTRL);
-
-	s3c2410_dma_ctrl(channel, S3C2410_DMAOP_STARTED);
-
-	return 0;
-}
-
-#define s3c2443_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
-		SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | \
-		SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
-
-static struct snd_soc_dai_ops s3c2443_ac97_dai_ops = {
-	.hw_params	= s3c2443_ac97_hw_params,
-	.trigger	= s3c2443_ac97_trigger,
-};
-
-static struct snd_soc_dai_ops s3c2443_ac97_mic_dai_ops = {
-	.hw_params	= s3c2443_ac97_hw_mic_params,
-	.trigger	= s3c2443_ac97_mic_trigger,
-};
-
-struct snd_soc_dai s3c2443_ac97_dai[] = {
-{
-	.name = "s3c2443-ac97",
-	.id = 0,
-	.ac97_control = 1,
-	.probe = s3c2443_ac97_probe,
-	.remove = s3c2443_ac97_remove,
-	.playback = {
-		.stream_name = "AC97 Playback",
-		.channels_min = 2,
-		.channels_max = 2,
-		.rates = s3c2443_AC97_RATES,
-		.formats = SNDRV_PCM_FMTBIT_S16_LE,},
-	.capture = {
-		.stream_name = "AC97 Capture",
-		.channels_min = 2,
-		.channels_max = 2,
-		.rates = s3c2443_AC97_RATES,
-		.formats = SNDRV_PCM_FMTBIT_S16_LE,},
-	.ops = &s3c2443_ac97_dai_ops,
-},
-{
-	.name = "pxa2xx-ac97-mic",
-	.id = 1,
-	.ac97_control = 1,
-	.capture = {
-		.stream_name = "AC97 Mic Capture",
-		.channels_min = 1,
-		.channels_max = 1,
-		.rates = s3c2443_AC97_RATES,
-		.formats = SNDRV_PCM_FMTBIT_S16_LE,},
-	.ops = &s3c2443_ac97_mic_dai_ops,
-},
-};
-EXPORT_SYMBOL_GPL(s3c2443_ac97_dai);
-EXPORT_SYMBOL_GPL(soc_ac97_ops);
-
-static int __init s3c2443_ac97_init(void)
-{
-	return snd_soc_register_dais(s3c2443_ac97_dai,
-				     ARRAY_SIZE(s3c2443_ac97_dai));
-}
-module_init(s3c2443_ac97_init);
-
-static void __exit s3c2443_ac97_exit(void)
-{
-	snd_soc_unregister_dais(s3c2443_ac97_dai,
-				ARRAY_SIZE(s3c2443_ac97_dai));
-}
-module_exit(s3c2443_ac97_exit);
-
-
-MODULE_AUTHOR("Graeme Gregory");
-MODULE_DESCRIPTION("AC97 driver for the Samsung s3c2443 chip");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/s3c24xx-ac97.h b/sound/soc/s3c24xx/s3c24xx-ac97.h
deleted file mode 100644
index e96f941a810b..000000000000
--- a/sound/soc/s3c24xx/s3c24xx-ac97.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * s3c24xx-ac97.c  --  ALSA Soc Audio Layer
- *
- * (c) 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.
- *
- *  Revision history
- *    10th Nov 2006   Initial version.
- */
-
-#ifndef S3C24XXAC97_H_
-#define S3C24XXAC97_H_
-
-#define AC_CMD_ADDR(x) (x << 16)
-#define AC_CMD_DATA(x) (x & 0xffff)
-
-extern struct snd_soc_dai s3c2443_ac97_dai[];
-
-#endif /*S3C24XXAC97_H_*/