ASoC: s6000: remove driver
authorDaniel Glöckner <dg@emlix.com>
Sat, 18 Oct 2014 22:50:50 +0000 (00:50 +0200)
committerMark Brown <broonie@kernel.org>
Mon, 20 Oct 2014 10:03:52 +0000 (11:03 +0100)
The s6000 Xtensa support is removed from the kernel. There are no
other chips known to use this I2S controller.

Signed-off-by: Daniel Glöckner <dg@emlix.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/Kconfig
sound/soc/Makefile
sound/soc/s6000/Kconfig [deleted file]
sound/soc/s6000/Makefile [deleted file]
sound/soc/s6000/s6000-i2s.c [deleted file]
sound/soc/s6000/s6000-i2s.h [deleted file]
sound/soc/s6000/s6000-pcm.c [deleted file]
sound/soc/s6000/s6000-pcm.h [deleted file]
sound/soc/s6000/s6105-ipcam.c [deleted file]

index 0e9623368ab0ad19fcba9fc5970949dce213e35d..7d5d6444a83737ffa3c01acbe1925de619e0390a 100644 (file)
@@ -49,7 +49,6 @@ source "sound/soc/mxs/Kconfig"
 source "sound/soc/pxa/Kconfig"
 source "sound/soc/rockchip/Kconfig"
 source "sound/soc/samsung/Kconfig"
-source "sound/soc/s6000/Kconfig"
 source "sound/soc/sh/Kconfig"
 source "sound/soc/sirf/Kconfig"
 source "sound/soc/spear/Kconfig"
index 534714a1ca449dcfbefc176bba1e65cdce73a782..d88edfced8c498c4bed67dfc5b14941c4ba904bf 100644 (file)
@@ -26,7 +26,6 @@ obj-$(CONFIG_SND_SOC) += kirkwood/
 obj-$(CONFIG_SND_SOC)  += pxa/
 obj-$(CONFIG_SND_SOC)  += rockchip/
 obj-$(CONFIG_SND_SOC)  += samsung/
-obj-$(CONFIG_SND_SOC)  += s6000/
 obj-$(CONFIG_SND_SOC)  += sh/
 obj-$(CONFIG_SND_SOC)  += sirf/
 obj-$(CONFIG_SND_SOC)  += spear/
diff --git a/sound/soc/s6000/Kconfig b/sound/soc/s6000/Kconfig
deleted file mode 100644 (file)
index f244a25..0000000
+++ /dev/null
@@ -1,26 +0,0 @@
-config SND_S6000_SOC
-       tristate "SoC Audio for the Stretch s6000 family"
-       depends on XTENSA_VARIANT_S6000 || COMPILE_TEST
-       depends on HAS_IOMEM
-       select SND_S6000_SOC_PCM if XTENSA_VARIANT_S6000
-       help
-         Say Y or M if you want to add support for codecs attached to
-         s6000 family chips. You will also need to select the platform
-         to support below.
-
-config SND_S6000_SOC_PCM
-       tristate
-
-config SND_S6000_SOC_I2S
-       tristate
-
-config SND_S6000_SOC_S6IPCAM
-       bool "SoC Audio support for Stretch 6105 IP Camera"
-       depends on SND_S6000_SOC=y
-       depends on I2C=y
-       depends on XTENSA_PLATFORM_S6105 || COMPILE_TEST
-       select SND_S6000_SOC_I2S
-       select SND_SOC_TLV320AIC3X
-       help
-         Say Y if you want to add support for SoC audio on the
-         Stretch s6105 IP Camera Reference Design.
diff --git a/sound/soc/s6000/Makefile b/sound/soc/s6000/Makefile
deleted file mode 100644 (file)
index 0f0ae2a..0000000
+++ /dev/null
@@ -1,11 +0,0 @@
-# s6000 Platform Support
-snd-soc-s6000-objs := s6000-pcm.o
-snd-soc-s6000-i2s-objs := s6000-i2s.o
-
-obj-$(CONFIG_SND_S6000_SOC_PCM) += snd-soc-s6000.o
-obj-$(CONFIG_SND_S6000_SOC_I2S) += snd-soc-s6000-i2s.o
-
-# s6105 Machine Support
-snd-soc-s6ipcam-objs := s6105-ipcam.o
-
-obj-$(CONFIG_SND_S6000_SOC_S6IPCAM) += snd-soc-s6ipcam.o
diff --git a/sound/soc/s6000/s6000-i2s.c b/sound/soc/s6000/s6000-i2s.c
deleted file mode 100644 (file)
index 1c8d011..0000000
+++ /dev/null
@@ -1,617 +0,0 @@
-/*
- * ALSA SoC I2S Audio Layer for the Stretch S6000 family
- *
- * Author:      Daniel Gloeckner, <dg@emlix.com>
- * Copyright:   (C) 2009 emlix GmbH <info@emlix.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/init.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/delay.h>
-#include <linux/clk.h>
-#include <linux/interrupt.h>
-#include <linux/io.h>
-#include <linux/slab.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-
-#include "s6000-i2s.h"
-#include "s6000-pcm.h"
-
-struct s6000_i2s_dev {
-       dma_addr_t sifbase;
-       u8 __iomem *scbbase;
-       unsigned int wide;
-       unsigned int channel_in;
-       unsigned int channel_out;
-       unsigned int lines_in;
-       unsigned int lines_out;
-       struct s6000_pcm_dma_params dma_params;
-};
-
-#define S6_I2S_INTERRUPT_STATUS        0x00
-#define   S6_I2S_INT_OVERRUN   1
-#define   S6_I2S_INT_UNDERRUN  2
-#define   S6_I2S_INT_ALIGNMENT 4
-#define S6_I2S_INTERRUPT_ENABLE        0x04
-#define S6_I2S_INTERRUPT_RAW   0x08
-#define S6_I2S_INTERRUPT_CLEAR 0x0C
-#define S6_I2S_INTERRUPT_SET   0x10
-#define S6_I2S_MODE            0x20
-#define   S6_I2S_DUAL          0
-#define   S6_I2S_WIDE          1
-#define S6_I2S_TX_DEFAULT      0x24
-#define S6_I2S_DATA_CFG(c)     (0x40 + 0x10 * (c))
-#define   S6_I2S_IN            0
-#define   S6_I2S_OUT           1
-#define   S6_I2S_UNUSED                2
-#define S6_I2S_INTERFACE_CFG(c)        (0x44 + 0x10 * (c))
-#define   S6_I2S_DIV_MASK      0x001fff
-#define   S6_I2S_16BIT         0x000000
-#define   S6_I2S_20BIT         0x002000
-#define   S6_I2S_24BIT         0x004000
-#define   S6_I2S_32BIT         0x006000
-#define   S6_I2S_BITS_MASK     0x006000
-#define   S6_I2S_MEM_16BIT     0x000000
-#define   S6_I2S_MEM_32BIT     0x008000
-#define   S6_I2S_MEM_MASK      0x008000
-#define   S6_I2S_CHANNELS_SHIFT        16
-#define   S6_I2S_CHANNELS_MASK 0x030000
-#define   S6_I2S_SCK_IN                0x000000
-#define   S6_I2S_SCK_OUT       0x040000
-#define   S6_I2S_SCK_DIR       0x040000
-#define   S6_I2S_WS_IN         0x000000
-#define   S6_I2S_WS_OUT                0x080000
-#define   S6_I2S_WS_DIR                0x080000
-#define   S6_I2S_LEFT_FIRST    0x000000
-#define   S6_I2S_RIGHT_FIRST   0x100000
-#define   S6_I2S_FIRST         0x100000
-#define   S6_I2S_CUR_SCK       0x200000
-#define   S6_I2S_CUR_WS                0x400000
-#define S6_I2S_ENABLE(c)       (0x48 + 0x10 * (c))
-#define   S6_I2S_DISABLE_IF    0x02
-#define   S6_I2S_ENABLE_IF     0x03
-#define   S6_I2S_IS_BUSY       0x04
-#define   S6_I2S_DMA_ACTIVE    0x08
-#define   S6_I2S_IS_ENABLED    0x10
-
-#define S6_I2S_NUM_LINES       4
-
-#define S6_I2S_SIF_PORT0       0x0000000
-#define S6_I2S_SIF_PORT1       0x0000080 /* docs say 0x0000010 */
-
-static inline void s6_i2s_write_reg(struct s6000_i2s_dev *dev, int reg, u32 val)
-{
-       writel(val, dev->scbbase + reg);
-}
-
-static inline u32 s6_i2s_read_reg(struct s6000_i2s_dev *dev, int reg)
-{
-       return readl(dev->scbbase + reg);
-}
-
-static inline void s6_i2s_mod_reg(struct s6000_i2s_dev *dev, int reg,
-                                 u32 mask, u32 val)
-{
-       val ^= s6_i2s_read_reg(dev, reg) & ~mask;
-       s6_i2s_write_reg(dev, reg, val);
-}
-
-static void s6000_i2s_start_channel(struct s6000_i2s_dev *dev, int channel)
-{
-       int i, j, cur, prev;
-
-       /*
-        * Wait for WCLK to toggle 5 times before enabling the channel
-        * s6000 Family Datasheet 3.6.4:
-        *   "At least two cycles of WS must occur between commands
-        *    to disable or enable the interface"
-        */
-       j = 0;
-       prev = ~S6_I2S_CUR_WS;
-       for (i = 1000000; --i && j < 6; ) {
-               cur = s6_i2s_read_reg(dev, S6_I2S_INTERFACE_CFG(channel))
-                      & S6_I2S_CUR_WS;
-               if (prev != cur) {
-                       prev = cur;
-                       j++;
-               }
-       }
-       if (j < 6)
-               printk(KERN_WARNING "s6000-i2s: timeout waiting for WCLK\n");
-
-       s6_i2s_write_reg(dev, S6_I2S_ENABLE(channel), S6_I2S_ENABLE_IF);
-}
-
-static void s6000_i2s_stop_channel(struct s6000_i2s_dev *dev, int channel)
-{
-       s6_i2s_write_reg(dev, S6_I2S_ENABLE(channel), S6_I2S_DISABLE_IF);
-}
-
-static void s6000_i2s_start(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(rtd->cpu_dai);
-       int channel;
-
-       channel = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ?
-                       dev->channel_out : dev->channel_in;
-
-       s6000_i2s_start_channel(dev, channel);
-}
-
-static void s6000_i2s_stop(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(rtd->cpu_dai);
-       int channel;
-
-       channel = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ?
-                       dev->channel_out : dev->channel_in;
-
-       s6000_i2s_stop_channel(dev, channel);
-}
-
-static int s6000_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
-                            int after)
-{
-       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) ^ !after)
-                       s6000_i2s_start(substream);
-               break;
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               if (!after)
-                       s6000_i2s_stop(substream);
-       }
-       return 0;
-}
-
-static unsigned int s6000_i2s_int_sources(struct s6000_i2s_dev *dev)
-{
-       unsigned int pending;
-       pending = s6_i2s_read_reg(dev, S6_I2S_INTERRUPT_RAW);
-       pending &= S6_I2S_INT_ALIGNMENT |
-                  S6_I2S_INT_UNDERRUN |
-                  S6_I2S_INT_OVERRUN;
-       s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_CLEAR, pending);
-
-       return pending;
-}
-
-static unsigned int s6000_i2s_check_xrun(struct snd_soc_dai *cpu_dai)
-{
-       struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(cpu_dai);
-       unsigned int errors;
-       unsigned int ret;
-
-       errors = s6000_i2s_int_sources(dev);
-       if (likely(!errors))
-               return 0;
-
-       ret = 0;
-       if (errors & S6_I2S_INT_ALIGNMENT)
-               printk(KERN_ERR "s6000-i2s: WCLK misaligned\n");
-       if (errors & S6_I2S_INT_UNDERRUN)
-               ret |= 1 << SNDRV_PCM_STREAM_PLAYBACK;
-       if (errors & S6_I2S_INT_OVERRUN)
-               ret |= 1 << SNDRV_PCM_STREAM_CAPTURE;
-       return ret;
-}
-
-static void s6000_i2s_wait_disabled(struct s6000_i2s_dev *dev)
-{
-       int channel;
-       int n = 50;
-       for (channel = 0; channel < 2; channel++) {
-               while (--n >= 0) {
-                       int v = s6_i2s_read_reg(dev, S6_I2S_ENABLE(channel));
-                       if ((v & S6_I2S_IS_ENABLED)
-                           || !(v & (S6_I2S_DMA_ACTIVE | S6_I2S_IS_BUSY)))
-                               break;
-                       udelay(20);
-               }
-       }
-       if (n < 0)
-               printk(KERN_WARNING "s6000-i2s: timeout disabling interfaces");
-}
-
-static int s6000_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
-                                  unsigned int fmt)
-{
-       struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(cpu_dai);
-       u32 w;
-
-       switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-       case SND_SOC_DAIFMT_CBM_CFM:
-               w = S6_I2S_SCK_IN | S6_I2S_WS_IN;
-               break;
-       case SND_SOC_DAIFMT_CBS_CFM:
-               w = S6_I2S_SCK_OUT | S6_I2S_WS_IN;
-               break;
-       case SND_SOC_DAIFMT_CBM_CFS:
-               w = S6_I2S_SCK_IN | S6_I2S_WS_OUT;
-               break;
-       case SND_SOC_DAIFMT_CBS_CFS:
-               w = S6_I2S_SCK_OUT | S6_I2S_WS_OUT;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
-       case SND_SOC_DAIFMT_NB_NF:
-               w |= S6_I2S_LEFT_FIRST;
-               break;
-       case SND_SOC_DAIFMT_NB_IF:
-               w |= S6_I2S_RIGHT_FIRST;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       s6_i2s_mod_reg(dev, S6_I2S_INTERFACE_CFG(0),
-                      S6_I2S_FIRST | S6_I2S_WS_DIR | S6_I2S_SCK_DIR, w);
-       s6_i2s_mod_reg(dev, S6_I2S_INTERFACE_CFG(1),
-                      S6_I2S_FIRST | S6_I2S_WS_DIR | S6_I2S_SCK_DIR, w);
-
-       return 0;
-}
-
-static int s6000_i2s_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div)
-{
-       struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
-
-       if (!div || (div & 1) || div > (S6_I2S_DIV_MASK + 1) * 2)
-               return -EINVAL;
-
-       s6_i2s_mod_reg(dev, S6_I2S_INTERFACE_CFG(div_id),
-                      S6_I2S_DIV_MASK, div / 2 - 1);
-       return 0;
-}
-
-static int s6000_i2s_hw_params(struct snd_pcm_substream *substream,
-                              struct snd_pcm_hw_params *params,
-                              struct snd_soc_dai *dai)
-{
-       struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
-       int interf;
-       u32 w = 0;
-
-       if (dev->wide)
-               interf = 0;
-       else {
-               w |= (((params_channels(params) - 2) / 2)
-                     << S6_I2S_CHANNELS_SHIFT) & S6_I2S_CHANNELS_MASK;
-               interf = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-                               ? dev->channel_out : dev->channel_in;
-       }
-
-       switch (params_format(params)) {
-       case SNDRV_PCM_FORMAT_S16_LE:
-               w |= S6_I2S_16BIT | S6_I2S_MEM_16BIT;
-               break;
-       case SNDRV_PCM_FORMAT_S32_LE:
-               w |= S6_I2S_32BIT | S6_I2S_MEM_32BIT;
-               break;
-       default:
-               printk(KERN_WARNING "s6000-i2s: unsupported PCM format %x\n",
-                      params_format(params));
-               return -EINVAL;
-       }
-
-       if (s6_i2s_read_reg(dev, S6_I2S_INTERFACE_CFG(interf))
-            & S6_I2S_IS_ENABLED) {
-               printk(KERN_ERR "s6000-i2s: interface already enabled\n");
-               return -EBUSY;
-       }
-
-       s6_i2s_mod_reg(dev, S6_I2S_INTERFACE_CFG(interf),
-                      S6_I2S_CHANNELS_MASK|S6_I2S_MEM_MASK|S6_I2S_BITS_MASK,
-                      w);
-
-       return 0;
-}
-
-static int s6000_i2s_dai_probe(struct snd_soc_dai *dai)
-{
-       struct s6000_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
-       struct s6000_snd_platform_data *pdata = dai->dev->platform_data;
-
-       if (!pdata)
-               return -EINVAL;
-
-       dai->capture_dma_data = &dev->dma_params;
-       dai->playback_dma_data = &dev->dma_params;
-
-       dev->wide = pdata->wide;
-       dev->channel_in = pdata->channel_in;
-       dev->channel_out = pdata->channel_out;
-       dev->lines_in = pdata->lines_in;
-       dev->lines_out = pdata->lines_out;
-
-       s6_i2s_write_reg(dev, S6_I2S_MODE,
-                        dev->wide ? S6_I2S_WIDE : S6_I2S_DUAL);
-
-       if (dev->wide) {
-               int i;
-
-               if (dev->lines_in + dev->lines_out > S6_I2S_NUM_LINES)
-                       return -EINVAL;
-
-               dev->channel_in = 0;
-               dev->channel_out = 1;
-               dai->driver->capture.channels_min = 2 * dev->lines_in;
-               dai->driver->capture.channels_max = dai->driver->capture.channels_min;
-               dai->driver->playback.channels_min = 2 * dev->lines_out;
-               dai->driver->playback.channels_max = dai->driver->playback.channels_min;
-
-               for (i = 0; i < dev->lines_out; i++)
-                       s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(i), S6_I2S_OUT);
-
-               for (; i < S6_I2S_NUM_LINES - dev->lines_in; i++)
-                       s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(i),
-                                        S6_I2S_UNUSED);
-
-               for (; i < S6_I2S_NUM_LINES; i++)
-                       s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(i), S6_I2S_IN);
-       } else {
-               unsigned int cfg[2] = {S6_I2S_UNUSED, S6_I2S_UNUSED};
-
-               if (dev->lines_in > 1 || dev->lines_out > 1)
-                       return -EINVAL;
-
-               dai->driver->capture.channels_min = 2 * dev->lines_in;
-               dai->driver->capture.channels_max = 8 * dev->lines_in;
-               dai->driver->playback.channels_min = 2 * dev->lines_out;
-               dai->driver->playback.channels_max = 8 * dev->lines_out;
-
-               if (dev->lines_in)
-                       cfg[dev->channel_in] = S6_I2S_IN;
-               if (dev->lines_out)
-                       cfg[dev->channel_out] = S6_I2S_OUT;
-
-               s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(0), cfg[0]);
-               s6_i2s_write_reg(dev, S6_I2S_DATA_CFG(1), cfg[1]);
-       }
-
-       if (dev->lines_out) {
-               if (dev->lines_in) {
-                       if (!dev->dma_params.dma_out)
-                               return -ENODEV;
-               } else {
-                       dev->dma_params.dma_out = dev->dma_params.dma_in;
-                       dev->dma_params.dma_in = 0;
-               }
-       }
-       dev->dma_params.sif_in = dev->sifbase + (dev->channel_in ?
-                                       S6_I2S_SIF_PORT1 : S6_I2S_SIF_PORT0);
-       dev->dma_params.sif_out = dev->sifbase + (dev->channel_out ?
-                                       S6_I2S_SIF_PORT1 : S6_I2S_SIF_PORT0);
-       dev->dma_params.same_rate = pdata->same_rate | pdata->wide;
-       return 0;
-}
-
-#define S6000_I2S_RATES SNDRV_PCM_RATE_CONTINUOUS
-#define S6000_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
-
-static const struct snd_soc_dai_ops s6000_i2s_dai_ops = {
-       .set_fmt = s6000_i2s_set_dai_fmt,
-       .set_clkdiv = s6000_i2s_set_clkdiv,
-       .hw_params = s6000_i2s_hw_params,
-};
-
-static struct snd_soc_dai_driver s6000_i2s_dai = {
-       .probe = s6000_i2s_dai_probe,
-       .playback = {
-               .channels_min = 2,
-               .channels_max = 8,
-               .formats = S6000_I2S_FORMATS,
-               .rates = S6000_I2S_RATES,
-               .rate_min = 0,
-               .rate_max = 1562500,
-       },
-       .capture = {
-               .channels_min = 2,
-               .channels_max = 8,
-               .formats = S6000_I2S_FORMATS,
-               .rates = S6000_I2S_RATES,
-               .rate_min = 0,
-               .rate_max = 1562500,
-       },
-       .ops = &s6000_i2s_dai_ops,
-};
-
-static const struct snd_soc_component_driver s6000_i2s_component = {
-       .name           = "s6000-i2s",
-};
-
-static int s6000_i2s_probe(struct platform_device *pdev)
-{
-       struct s6000_i2s_dev *dev;
-       struct resource *scbmem, *sifmem, *region, *dma1, *dma2;
-       u8 __iomem *mmio;
-       int ret;
-
-       scbmem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!scbmem) {
-               dev_err(&pdev->dev, "no mem resource?\n");
-               ret = -ENODEV;
-               goto err_release_none;
-       }
-
-       region = request_mem_region(scbmem->start, resource_size(scbmem),
-                                                               pdev->name);
-       if (!region) {
-               dev_err(&pdev->dev, "I2S SCB region already claimed\n");
-               ret = -EBUSY;
-               goto err_release_none;
-       }
-
-       mmio = ioremap(scbmem->start, resource_size(scbmem));
-       if (!mmio) {
-               dev_err(&pdev->dev, "can't ioremap SCB region\n");
-               ret = -ENOMEM;
-               goto err_release_scb;
-       }
-
-       sifmem = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-       if (!sifmem) {
-               dev_err(&pdev->dev, "no second mem resource?\n");
-               ret = -ENODEV;
-               goto err_release_map;
-       }
-
-       region = request_mem_region(sifmem->start, resource_size(sifmem),
-                                                               pdev->name);
-       if (!region) {
-               dev_err(&pdev->dev, "I2S SIF region already claimed\n");
-               ret = -EBUSY;
-               goto err_release_map;
-       }
-
-       dma1 = platform_get_resource(pdev, IORESOURCE_DMA, 0);
-       if (!dma1) {
-               dev_err(&pdev->dev, "no dma resource?\n");
-               ret = -ENODEV;
-               goto err_release_sif;
-       }
-
-       region = request_mem_region(dma1->start, resource_size(dma1),
-                                                               pdev->name);
-       if (!region) {
-               dev_err(&pdev->dev, "I2S DMA region already claimed\n");
-               ret = -EBUSY;
-               goto err_release_sif;
-       }
-
-       dma2 = platform_get_resource(pdev, IORESOURCE_DMA, 1);
-       if (dma2) {
-               region = request_mem_region(dma2->start, resource_size(dma2),
-                                                               pdev->name);
-               if (!region) {
-                       dev_err(&pdev->dev,
-                               "I2S DMA region already claimed\n");
-                       ret = -EBUSY;
-                       goto err_release_dma1;
-               }
-       }
-
-       dev = kzalloc(sizeof(struct s6000_i2s_dev), GFP_KERNEL);
-       if (!dev) {
-               ret = -ENOMEM;
-               goto err_release_dma2;
-       }
-       dev_set_drvdata(&pdev->dev, dev);
-
-       dev->sifbase = sifmem->start;
-       dev->scbbase = mmio;
-
-       s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_ENABLE, 0);
-       s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_CLEAR,
-                        S6_I2S_INT_ALIGNMENT |
-                        S6_I2S_INT_UNDERRUN |
-                        S6_I2S_INT_OVERRUN);
-
-       s6000_i2s_stop_channel(dev, 0);
-       s6000_i2s_stop_channel(dev, 1);
-       s6000_i2s_wait_disabled(dev);
-
-       dev->dma_params.check_xrun = s6000_i2s_check_xrun;
-       dev->dma_params.trigger = s6000_i2s_trigger;
-       dev->dma_params.dma_in = dma1->start;
-       dev->dma_params.dma_out = dma2 ? dma2->start : 0;
-       dev->dma_params.irq = platform_get_irq(pdev, 0);
-       if (dev->dma_params.irq < 0) {
-               dev_err(&pdev->dev, "no irq resource?\n");
-               ret = -ENODEV;
-               goto err_release_dev;
-       }
-
-       s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_ENABLE,
-                        S6_I2S_INT_ALIGNMENT |
-                        S6_I2S_INT_UNDERRUN |
-                        S6_I2S_INT_OVERRUN);
-
-       ret = snd_soc_register_component(&pdev->dev, &s6000_i2s_component,
-                                        &s6000_i2s_dai, 1);
-       if (ret)
-               goto err_release_dev;
-
-       return 0;
-
-err_release_dev:
-       kfree(dev);
-err_release_dma2:
-       if (dma2)
-               release_mem_region(dma2->start, resource_size(dma2));
-err_release_dma1:
-       release_mem_region(dma1->start, resource_size(dma1));
-err_release_sif:
-       release_mem_region(sifmem->start, resource_size(sifmem));
-err_release_map:
-       iounmap(mmio);
-err_release_scb:
-       release_mem_region(scbmem->start, resource_size(scbmem));
-err_release_none:
-       return ret;
-}
-
-static int s6000_i2s_remove(struct platform_device *pdev)
-{
-       struct s6000_i2s_dev *dev = dev_get_drvdata(&pdev->dev);
-       struct resource *region;
-       void __iomem *mmio = dev->scbbase;
-
-       snd_soc_unregister_component(&pdev->dev);
-
-       s6000_i2s_stop_channel(dev, 0);
-       s6000_i2s_stop_channel(dev, 1);
-
-       s6_i2s_write_reg(dev, S6_I2S_INTERRUPT_ENABLE, 0);
-       kfree(dev);
-
-       region = platform_get_resource(pdev, IORESOURCE_DMA, 0);
-       release_mem_region(region->start, resource_size(region));
-
-       region = platform_get_resource(pdev, IORESOURCE_DMA, 1);
-       if (region)
-               release_mem_region(region->start, resource_size(region));
-
-       region = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       release_mem_region(region->start, resource_size(region));
-
-       iounmap(mmio);
-       region = platform_get_resource(pdev, IORESOURCE_IO, 0);
-       release_mem_region(region->start, resource_size(region));
-
-       return 0;
-}
-
-static struct platform_driver s6000_i2s_driver = {
-       .probe  = s6000_i2s_probe,
-       .remove = s6000_i2s_remove,
-       .driver = {
-               .name   = "s6000-i2s",
-               .owner  = THIS_MODULE,
-       },
-};
-
-module_platform_driver(s6000_i2s_driver);
-
-MODULE_AUTHOR("Daniel Gloeckner");
-MODULE_DESCRIPTION("Stretch s6000 family I2S SoC Interface");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s6000/s6000-i2s.h b/sound/soc/s6000/s6000-i2s.h
deleted file mode 100644 (file)
index 86aa192..0000000
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * ALSA SoC I2S Audio Layer for the Stretch s6000 family
- *
- * Author:      Daniel Gloeckner, <dg@emlix.com>
- * Copyright:   (C) 2009 emlix GmbH <info@emlix.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.
- */
-
-#ifndef _S6000_I2S_H
-#define _S6000_I2S_H
-
-struct s6000_snd_platform_data {
-       int lines_in;
-       int lines_out;
-       int channel_in;
-       int channel_out;
-       int wide;
-       int same_rate;
-};
-#endif
diff --git a/sound/soc/s6000/s6000-pcm.c b/sound/soc/s6000/s6000-pcm.c
deleted file mode 100644 (file)
index fb8461e..0000000
+++ /dev/null
@@ -1,521 +0,0 @@
-/*
- * ALSA PCM interface for the Stetch s6000 family
- *
- * Author:      Daniel Gloeckner, <dg@emlix.com>
- * Copyright:   (C) 2009 emlix GmbH <info@emlix.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 <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-#include <linux/dma-mapping.h>
-#include <linux/interrupt.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <asm/dma.h>
-#include <variant/dmac.h>
-
-#include "s6000-pcm.h"
-
-#define S6_PCM_PREALLOCATE_SIZE (96 * 1024)
-#define S6_PCM_PREALLOCATE_MAX  (2048 * 1024)
-
-static struct snd_pcm_hardware s6000_pcm_hardware = {
-       .info = (SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
-                SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
-                SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_JOINT_DUPLEX),
-       .buffer_bytes_max = 0x7ffffff0,
-       .period_bytes_min = 16,
-       .period_bytes_max = 0xfffff0,
-       .periods_min = 2,
-       .periods_max = 1024, /* no limit */
-       .fifo_size = 0,
-};
-
-struct s6000_runtime_data {
-       spinlock_t lock;
-       int period;             /* current DMA period */
-};
-
-static void s6000_pcm_enqueue_dma(struct snd_pcm_substream *substream)
-{
-       struct snd_pcm_runtime *runtime = substream->runtime;
-       struct s6000_runtime_data *prtd = runtime->private_data;
-       struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
-       struct s6000_pcm_dma_params *par;
-       int channel;
-       unsigned int period_size;
-       unsigned int dma_offset;
-       dma_addr_t dma_pos;
-       dma_addr_t src, dst;
-
-       par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
-
-       period_size = snd_pcm_lib_period_bytes(substream);
-       dma_offset = prtd->period * period_size;
-       dma_pos = runtime->dma_addr + dma_offset;
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-               src = dma_pos;
-               dst = par->sif_out;
-               channel = par->dma_out;
-       } else {
-               src = par->sif_in;
-               dst = dma_pos;
-               channel = par->dma_in;
-       }
-
-       if (!s6dmac_channel_enabled(DMA_MASK_DMAC(channel),
-                                   DMA_INDEX_CHNL(channel)))
-               return;
-
-       if (s6dmac_fifo_full(DMA_MASK_DMAC(channel), DMA_INDEX_CHNL(channel))) {
-               printk(KERN_ERR "s6000-pcm: fifo full\n");
-               return;
-       }
-
-       if (WARN_ON(period_size & 15))
-               return;
-       s6dmac_put_fifo(DMA_MASK_DMAC(channel), DMA_INDEX_CHNL(channel),
-                       src, dst, period_size);
-
-       prtd->period++;
-       if (unlikely(prtd->period >= runtime->periods))
-               prtd->period = 0;
-}
-
-static irqreturn_t s6000_pcm_irq(int irq, void *data)
-{
-       struct snd_pcm *pcm = data;
-       struct snd_soc_pcm_runtime *runtime = pcm->private_data;
-       struct s6000_runtime_data *prtd;
-       unsigned int has_xrun;
-       int i, ret = IRQ_NONE;
-
-       for (i = 0; i < 2; ++i) {
-               struct snd_pcm_substream *substream = pcm->streams[i].substream;
-               struct s6000_pcm_dma_params *params =
-                                       snd_soc_dai_get_dma_data(runtime->cpu_dai, substream);
-               u32 channel;
-               unsigned int pending;
-
-               if (substream == SNDRV_PCM_STREAM_PLAYBACK)
-                       channel = params->dma_out;
-               else
-                       channel = params->dma_in;
-
-               has_xrun = params->check_xrun(runtime->cpu_dai);
-
-               if (!channel)
-                       continue;
-
-               if (unlikely(has_xrun & (1 << i)) &&
-                   substream->runtime &&
-                   snd_pcm_running(substream)) {
-                       dev_dbg(pcm->dev, "xrun\n");
-                       snd_pcm_stream_lock(substream);
-                       snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN);
-                       snd_pcm_stream_unlock(substream);
-                       ret = IRQ_HANDLED;
-               }
-
-               pending = s6dmac_int_sources(DMA_MASK_DMAC(channel),
-                                            DMA_INDEX_CHNL(channel));
-
-               if (pending & 1) {
-                       ret = IRQ_HANDLED;
-                       if (likely(substream->runtime &&
-                                  snd_pcm_running(substream))) {
-                               snd_pcm_period_elapsed(substream);
-                               dev_dbg(pcm->dev, "period elapsed %x %x\n",
-                                      s6dmac_cur_src(DMA_MASK_DMAC(channel),
-                                                  DMA_INDEX_CHNL(channel)),
-                                      s6dmac_cur_dst(DMA_MASK_DMAC(channel),
-                                                  DMA_INDEX_CHNL(channel)));
-                               prtd = substream->runtime->private_data;
-                               spin_lock(&prtd->lock);
-                               s6000_pcm_enqueue_dma(substream);
-                               spin_unlock(&prtd->lock);
-                       }
-               }
-
-               if (unlikely(pending & ~7)) {
-                       if (pending & (1 << 3))
-                               printk(KERN_WARNING
-                                      "s6000-pcm: DMA %x Underflow\n",
-                                      channel);
-                       if (pending & (1 << 4))
-                               printk(KERN_WARNING
-                                      "s6000-pcm: DMA %x Overflow\n",
-                                      channel);
-                       if (pending & 0x1e0)
-                               printk(KERN_WARNING
-                                      "s6000-pcm: DMA %x Master Error "
-                                      "(mask %x)\n",
-                                      channel, pending >> 5);
-
-               }
-       }
-
-       return ret;
-}
-
-static int s6000_pcm_start(struct snd_pcm_substream *substream)
-{
-       struct s6000_runtime_data *prtd = substream->runtime->private_data;
-       struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
-       struct s6000_pcm_dma_params *par;
-       unsigned long flags;
-       int srcinc;
-       u32 dma;
-
-       par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
-
-       spin_lock_irqsave(&prtd->lock, flags);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-               srcinc = 1;
-               dma = par->dma_out;
-       } else {
-               srcinc = 0;
-               dma = par->dma_in;
-       }
-       s6dmac_enable_chan(DMA_MASK_DMAC(dma), DMA_INDEX_CHNL(dma),
-                          1 /* priority 1 (0 is max) */,
-                          0 /* peripheral requests w/o xfer length mode */,
-                          srcinc /* source address increment */,
-                          srcinc^1 /* destination address increment */,
-                          0 /* chunksize 0 (skip impossible on this dma) */,
-                          0 /* source skip after chunk (impossible) */,
-                          0 /* destination skip after chunk (impossible) */,
-                          4 /* 16 byte burst size */,
-                          -1 /* don't conserve bandwidth */,
-                          0 /* low watermark irq descriptor threshold */,
-                          0 /* disable hardware timestamps */,
-                          1 /* enable channel */);
-
-       s6000_pcm_enqueue_dma(substream);
-       s6000_pcm_enqueue_dma(substream);
-
-       spin_unlock_irqrestore(&prtd->lock, flags);
-
-       return 0;
-}
-
-static int s6000_pcm_stop(struct snd_pcm_substream *substream)
-{
-       struct s6000_runtime_data *prtd = substream->runtime->private_data;
-       struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
-       struct s6000_pcm_dma_params *par;
-       unsigned long flags;
-       u32 channel;
-
-       par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               channel = par->dma_out;
-       else
-               channel = par->dma_in;
-
-       s6dmac_set_terminal_count(DMA_MASK_DMAC(channel),
-                                 DMA_INDEX_CHNL(channel), 0);
-
-       spin_lock_irqsave(&prtd->lock, flags);
-
-       s6dmac_disable_chan(DMA_MASK_DMAC(channel), DMA_INDEX_CHNL(channel));
-
-       spin_unlock_irqrestore(&prtd->lock, flags);
-
-       return 0;
-}
-
-static int s6000_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
-{
-       struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
-       struct s6000_pcm_dma_params *par;
-       int ret;
-
-       par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
-
-       ret = par->trigger(substream, cmd, 0);
-       if (ret < 0)
-               return ret;
-
-       switch (cmd) {
-       case SNDRV_PCM_TRIGGER_START:
-       case SNDRV_PCM_TRIGGER_RESUME:
-       case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-               ret = s6000_pcm_start(substream);
-               break;
-       case SNDRV_PCM_TRIGGER_STOP:
-       case SNDRV_PCM_TRIGGER_SUSPEND:
-       case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-               ret = s6000_pcm_stop(substream);
-               break;
-       default:
-               ret = -EINVAL;
-       }
-       if (ret < 0)
-               return ret;
-
-       return par->trigger(substream, cmd, 1);
-}
-
-static int s6000_pcm_prepare(struct snd_pcm_substream *substream)
-{
-       struct s6000_runtime_data *prtd = substream->runtime->private_data;
-
-       prtd->period = 0;
-
-       return 0;
-}
-
-static snd_pcm_uframes_t s6000_pcm_pointer(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
-       struct s6000_pcm_dma_params *par;
-       struct snd_pcm_runtime *runtime = substream->runtime;
-       struct s6000_runtime_data *prtd = runtime->private_data;
-       unsigned long flags;
-       unsigned int offset;
-       dma_addr_t count;
-
-       par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
-
-       spin_lock_irqsave(&prtd->lock, flags);
-
-       if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
-               count = s6dmac_cur_src(DMA_MASK_DMAC(par->dma_out),
-                                      DMA_INDEX_CHNL(par->dma_out));
-       else
-               count = s6dmac_cur_dst(DMA_MASK_DMAC(par->dma_in),
-                                      DMA_INDEX_CHNL(par->dma_in));
-
-       count -= runtime->dma_addr;
-
-       spin_unlock_irqrestore(&prtd->lock, flags);
-
-       offset = bytes_to_frames(runtime, count);
-       if (unlikely(offset >= runtime->buffer_size))
-               offset = 0;
-
-       return offset;
-}
-
-static int s6000_pcm_open(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
-       struct s6000_pcm_dma_params *par;
-       struct snd_pcm_runtime *runtime = substream->runtime;
-       struct s6000_runtime_data *prtd;
-       int ret;
-
-       par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
-       snd_soc_set_runtime_hwparams(substream, &s6000_pcm_hardware);
-
-       ret = snd_pcm_hw_constraint_step(runtime, 0,
-                                        SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 16);
-       if (ret < 0)
-               return ret;
-       ret = snd_pcm_hw_constraint_step(runtime, 0,
-                                        SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 16);
-       if (ret < 0)
-               return ret;
-       ret = snd_pcm_hw_constraint_integer(runtime,
-                                           SNDRV_PCM_HW_PARAM_PERIODS);
-       if (ret < 0)
-               return ret;
-
-       if (par->same_rate) {
-               int rate;
-               spin_lock(&par->lock); /* needed? */
-               rate = par->rate;
-               spin_unlock(&par->lock);
-               if (rate != -1) {
-                       ret = snd_pcm_hw_constraint_minmax(runtime,
-                                                       SNDRV_PCM_HW_PARAM_RATE,
-                                                       rate, rate);
-                       if (ret < 0)
-                               return ret;
-               }
-       }
-
-       prtd = kzalloc(sizeof(struct s6000_runtime_data), GFP_KERNEL);
-       if (prtd == NULL)
-               return -ENOMEM;
-
-       spin_lock_init(&prtd->lock);
-
-       runtime->private_data = prtd;
-
-       return 0;
-}
-
-static int s6000_pcm_close(struct snd_pcm_substream *substream)
-{
-       struct snd_pcm_runtime *runtime = substream->runtime;
-       struct s6000_runtime_data *prtd = runtime->private_data;
-
-       kfree(prtd);
-
-       return 0;
-}
-
-static int s6000_pcm_hw_params(struct snd_pcm_substream *substream,
-                                struct snd_pcm_hw_params *hw_params)
-{
-       struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
-       struct s6000_pcm_dma_params *par;
-       int ret;
-       ret = snd_pcm_lib_malloc_pages(substream,
-                                      params_buffer_bytes(hw_params));
-       if (ret < 0) {
-               printk(KERN_WARNING "s6000-pcm: allocation of memory failed\n");
-               return ret;
-       }
-
-       par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
-
-       if (par->same_rate) {
-               spin_lock(&par->lock);
-               if (par->rate == -1 ||
-                   !(par->in_use & ~(1 << substream->stream))) {
-                       par->rate = params_rate(hw_params);
-                       par->in_use |= 1 << substream->stream;
-               } else if (params_rate(hw_params) != par->rate) {
-                       snd_pcm_lib_free_pages(substream);
-                       par->in_use &= ~(1 << substream->stream);
-                       ret = -EBUSY;
-               }
-               spin_unlock(&par->lock);
-       }
-       return ret;
-}
-
-static int s6000_pcm_hw_free(struct snd_pcm_substream *substream)
-{
-       struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
-       struct s6000_pcm_dma_params *par =
-               snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
-
-       spin_lock(&par->lock);
-       par->in_use &= ~(1 << substream->stream);
-       if (!par->in_use)
-               par->rate = -1;
-       spin_unlock(&par->lock);
-
-       return snd_pcm_lib_free_pages(substream);
-}
-
-static struct snd_pcm_ops s6000_pcm_ops = {
-       .open =         s6000_pcm_open,
-       .close =        s6000_pcm_close,
-       .ioctl =        snd_pcm_lib_ioctl,
-       .hw_params =    s6000_pcm_hw_params,
-       .hw_free =      s6000_pcm_hw_free,
-       .trigger =      s6000_pcm_trigger,
-       .prepare =      s6000_pcm_prepare,
-       .pointer =      s6000_pcm_pointer,
-};
-
-static void s6000_pcm_free(struct snd_pcm *pcm)
-{
-       struct snd_soc_pcm_runtime *runtime = pcm->private_data;
-       struct s6000_pcm_dma_params *params =
-               snd_soc_dai_get_dma_data(runtime->cpu_dai,
-                       pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream);
-
-       free_irq(params->irq, pcm);
-       snd_pcm_lib_preallocate_free_for_all(pcm);
-}
-
-static int s6000_pcm_new(struct snd_soc_pcm_runtime *runtime)
-{
-       struct snd_card *card = runtime->card->snd_card;
-       struct snd_pcm *pcm = runtime->pcm;
-       struct s6000_pcm_dma_params *params;
-       int res;
-
-       params = snd_soc_dai_get_dma_data(runtime->cpu_dai,
-                       pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream);
-
-       res = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32));
-       if (res)
-               return res;
-
-       if (params->dma_in) {
-               s6dmac_disable_chan(DMA_MASK_DMAC(params->dma_in),
-                                   DMA_INDEX_CHNL(params->dma_in));
-               s6dmac_int_sources(DMA_MASK_DMAC(params->dma_in),
-                                  DMA_INDEX_CHNL(params->dma_in));
-       }
-
-       if (params->dma_out) {
-               s6dmac_disable_chan(DMA_MASK_DMAC(params->dma_out),
-                                   DMA_INDEX_CHNL(params->dma_out));
-               s6dmac_int_sources(DMA_MASK_DMAC(params->dma_out),
-                                  DMA_INDEX_CHNL(params->dma_out));
-       }
-
-       res = request_irq(params->irq, s6000_pcm_irq, IRQF_SHARED,
-                         "s6000-audio", pcm);
-       if (res) {
-               printk(KERN_ERR "s6000-pcm couldn't get IRQ\n");
-               return res;
-       }
-
-       res = snd_pcm_lib_preallocate_pages_for_all(pcm,
-                                                   SNDRV_DMA_TYPE_DEV,
-                                                   card->dev,
-                                                   S6_PCM_PREALLOCATE_SIZE,
-                                                   S6_PCM_PREALLOCATE_MAX);
-       if (res)
-               printk(KERN_WARNING "s6000-pcm: preallocation failed\n");
-
-       spin_lock_init(&params->lock);
-       params->in_use = 0;
-       params->rate = -1;
-       return 0;
-}
-
-static struct snd_soc_platform_driver s6000_soc_platform = {
-       .ops =          &s6000_pcm_ops,
-       .pcm_new =      s6000_pcm_new,
-       .pcm_free =     s6000_pcm_free,
-};
-
-static int s6000_soc_platform_probe(struct platform_device *pdev)
-{
-       return snd_soc_register_platform(&pdev->dev, &s6000_soc_platform);
-}
-
-static int s6000_soc_platform_remove(struct platform_device *pdev)
-{
-       snd_soc_unregister_platform(&pdev->dev);
-       return 0;
-}
-
-static struct platform_driver s6000_pcm_driver = {
-       .driver = {
-                       .name = "s6000-pcm-audio",
-                       .owner = THIS_MODULE,
-       },
-
-       .probe = s6000_soc_platform_probe,
-       .remove = s6000_soc_platform_remove,
-};
-
-module_platform_driver(s6000_pcm_driver);
-
-MODULE_AUTHOR("Daniel Gloeckner");
-MODULE_DESCRIPTION("Stretch s6000 family PCM DMA module");
-MODULE_LICENSE("GPL");
diff --git a/sound/soc/s6000/s6000-pcm.h b/sound/soc/s6000/s6000-pcm.h
deleted file mode 100644 (file)
index 09d9b88..0000000
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * ALSA PCM interface for the Stretch s6000 family
- *
- * Author:      Daniel Gloeckner, <dg@emlix.com>
- * Copyright:   (C) 2009 emlix GmbH <info@emlix.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.
- */
-
-#ifndef _S6000_PCM_H
-#define _S6000_PCM_H
-
-struct snd_soc_dai;
-struct snd_pcm_substream;
-
-struct s6000_pcm_dma_params {
-       unsigned int (*check_xrun)(struct snd_soc_dai *cpu_dai);
-       int (*trigger)(struct snd_pcm_substream *substream, int cmd, int after);
-       dma_addr_t sif_in;
-       dma_addr_t sif_out;
-       u32 dma_in;
-       u32 dma_out;
-       int irq;
-       int same_rate;
-
-       spinlock_t lock;
-       int in_use;
-       int rate;
-};
-
-#endif
diff --git a/sound/soc/s6000/s6105-ipcam.c b/sound/soc/s6000/s6105-ipcam.c
deleted file mode 100644 (file)
index 3510c01..0000000
+++ /dev/null
@@ -1,221 +0,0 @@
-/*
- * ASoC driver for Stretch s6105 IP camera platform
- *
- * Author:      Daniel Gloeckner, <dg@emlix.com>
- * Copyright:   (C) 2009 emlix GmbH <info@emlix.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 <linux/moduleparam.h>
-#include <linux/timer.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/i2c.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include "s6000-pcm.h"
-#include "s6000-i2s.h"
-
-#define S6105_CAM_CODEC_CLOCK 12288000
-
-static int s6105_hw_params(struct snd_pcm_substream *substream,
-                          struct snd_pcm_hw_params *params)
-{
-       struct snd_soc_pcm_runtime *rtd = substream->private_data;
-       struct snd_soc_dai *codec_dai = rtd->codec_dai;
-       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-       int ret = 0;
-
-       /* set codec DAI configuration */
-       ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
-                                            SND_SOC_DAIFMT_CBM_CFM);
-       if (ret < 0)
-               return ret;
-
-       /* set cpu DAI configuration */
-       ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_CBM_CFM |
-                                          SND_SOC_DAIFMT_NB_NF);
-       if (ret < 0)
-               return ret;
-
-       /* set the codec system clock */
-       ret = snd_soc_dai_set_sysclk(codec_dai, 0, S6105_CAM_CODEC_CLOCK,
-                                           SND_SOC_CLOCK_OUT);
-       if (ret < 0)
-               return ret;
-
-       return 0;
-}
-
-static struct snd_soc_ops s6105_ops = {
-       .hw_params = s6105_hw_params,
-};
-
-/* s6105 machine dapm widgets */
-static const struct snd_soc_dapm_widget aic3x_dapm_widgets[] = {
-       SND_SOC_DAPM_LINE("Audio Out Differential", NULL),
-       SND_SOC_DAPM_LINE("Audio Out Stereo", NULL),
-       SND_SOC_DAPM_LINE("Audio In", NULL),
-};
-
-/* s6105 machine audio_mapnections to the codec pins */
-static const struct snd_soc_dapm_route audio_map[] = {
-       /* Audio Out connected to HPLOUT, HPLCOM, HPROUT */
-       {"Audio Out Differential", NULL, "HPLOUT"},
-       {"Audio Out Differential", NULL, "HPLCOM"},
-       {"Audio Out Stereo", NULL, "HPLOUT"},
-       {"Audio Out Stereo", NULL, "HPROUT"},
-
-       /* Audio In connected to LINE1L, LINE1R */
-       {"LINE1L", NULL, "Audio In"},
-       {"LINE1R", NULL, "Audio In"},
-};
-
-static int output_type_info(struct snd_kcontrol *kcontrol,
-                           struct snd_ctl_elem_info *uinfo)
-{
-       uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
-       uinfo->count = 1;
-       uinfo->value.enumerated.items = 2;
-       if (uinfo->value.enumerated.item) {
-               uinfo->value.enumerated.item = 1;
-               strcpy(uinfo->value.enumerated.name, "HPLOUT/HPROUT");
-       } else {
-               strcpy(uinfo->value.enumerated.name, "HPLOUT/HPLCOM");
-       }
-       return 0;
-}
-
-static int output_type_get(struct snd_kcontrol *kcontrol,
-                          struct snd_ctl_elem_value *ucontrol)
-{
-       ucontrol->value.enumerated.item[0] = kcontrol->private_value;
-       return 0;
-}
-
-static int output_type_put(struct snd_kcontrol *kcontrol,
-                          struct snd_ctl_elem_value *ucontrol)
-{
-       struct snd_soc_card *card = kcontrol->private_data;
-       struct snd_soc_dapm_context *dapm = &card->dapm;
-       unsigned int val = (ucontrol->value.enumerated.item[0] != 0);
-       char *differential = "Audio Out Differential";
-       char *stereo = "Audio Out Stereo";
-
-       if (kcontrol->private_value == val)
-               return 0;
-       kcontrol->private_value = val;
-       snd_soc_dapm_disable_pin(dapm, val ? differential : stereo);
-       snd_soc_dapm_sync(dapm);
-       snd_soc_dapm_enable_pin(dapm, val ? stereo : differential);
-       snd_soc_dapm_sync(dapm);
-
-       return 1;
-}
-
-static const struct snd_kcontrol_new audio_out_mux = {
-       .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-       .name = "Master Output Mux",
-       .index = 0,
-       .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
-       .info = output_type_info,
-       .get = output_type_get,
-       .put = output_type_put,
-       .private_value = 1 /* default to stereo */
-};
-
-/* Logic for a aic3x as connected on the s6105 ip camera ref design */
-static int s6105_aic3x_init(struct snd_soc_pcm_runtime *rtd)
-{
-       struct snd_soc_card *card = rtd->card;
-
-       /* must correspond to audio_out_mux.private_value initializer */
-       snd_soc_dapm_disable_pin(&card->dapm, "Audio Out Differential");
-
-       snd_ctl_add(card->snd_card, snd_ctl_new1(&audio_out_mux, card));
-
-       return 0;
-}
-
-/* s6105 digital audio interface glue - connects codec <--> CPU */
-static struct snd_soc_dai_link s6105_dai = {
-       .name = "TLV320AIC31",
-       .stream_name = "AIC31",
-       .cpu_dai_name = "s6000-i2s",
-       .codec_dai_name = "tlv320aic3x-hifi",
-       .platform_name = "s6000-pcm-audio",
-       .codec_name = "tlv320aic3x-codec.0-001a",
-       .init = s6105_aic3x_init,
-       .ops = &s6105_ops,
-};
-
-/* s6105 audio machine driver */
-static struct snd_soc_card snd_soc_card_s6105 = {
-       .name = "Stretch IP Camera",
-       .owner = THIS_MODULE,
-       .dai_link = &s6105_dai,
-       .num_links = 1,
-
-       .dapm_widgets = aic3x_dapm_widgets,
-       .num_dapm_widgets = ARRAY_SIZE(aic3x_dapm_widgets),
-       .dapm_routes = audio_map,
-       .num_dapm_routes = ARRAY_SIZE(audio_map),
-       .fully_routed = true,
-};
-
-static struct s6000_snd_platform_data s6105_snd_data __initdata = {
-       .wide           = 0,
-       .channel_in     = 0,
-       .channel_out    = 1,
-       .lines_in       = 1,
-       .lines_out      = 1,
-       .same_rate      = 1,
-};
-
-static struct platform_device *s6105_snd_device;
-
-/* temporary i2c device creation until this can be moved into the machine
- * support file.
-*/
-static struct i2c_board_info i2c_device[] = {
-       { I2C_BOARD_INFO("tlv320aic33", 0x18), }
-};
-
-static int __init s6105_init(void)
-{
-       int ret;
-
-       i2c_register_board_info(0, i2c_device, ARRAY_SIZE(i2c_device));
-
-       s6105_snd_device = platform_device_alloc("soc-audio", -1);
-       if (!s6105_snd_device)
-               return -ENOMEM;
-
-       platform_set_drvdata(s6105_snd_device, &snd_soc_card_s6105);
-       platform_device_add_data(s6105_snd_device, &s6105_snd_data,
-                                sizeof(s6105_snd_data));
-
-       ret = platform_device_add(s6105_snd_device);
-       if (ret)
-               platform_device_put(s6105_snd_device);
-
-       return ret;
-}
-
-static void __exit s6105_exit(void)
-{
-       platform_device_unregister(s6105_snd_device);
-}
-
-module_init(s6105_init);
-module_exit(s6105_exit);
-
-MODULE_AUTHOR("Daniel Gloeckner");
-MODULE_DESCRIPTION("Stretch s6105 IP camera ASoC driver");
-MODULE_LICENSE("GPL");