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raspberrypi-kernel
提交 a5f0ac4a 编写于 作者: M Mark Brown
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Merge remote-tracking branch 'asoc/topic/tegra' into asoc-next

上级 7524be37 5e049fce
隐藏空白更改
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Showing with 186 addition and 28 deletion
sound/soc/tegra/tegra30_ahub.c
浏览文件 @ a5f0ac4a
......@@ -100,6 +100,7 @@ int tegra30_ahub_allocate_rx_fifo(enum tegra30_ahub_rxcif *rxcif,
{
int channel;
u32 reg, val;
struct tegra30_ahub_cif_conf cif_conf;
channel = find_first_zero_bit(ahub->rx_usage,
TEGRA30_AHUB_CHANNEL_CTRL_COUNT);
......@@ -123,15 +124,21 @@ int tegra30_ahub_allocate_rx_fifo(enum tegra30_ahub_rxcif *rxcif,
TEGRA30_AHUB_CHANNEL_CTRL_RX_PACK_16;
tegra30_apbif_write(reg, val);
cif_conf.threshold = 0;
cif_conf.audio_channels = 2;
cif_conf.client_channels = 2;
cif_conf.audio_bits = TEGRA30_AUDIOCIF_BITS_16;
cif_conf.client_bits = TEGRA30_AUDIOCIF_BITS_16;
cif_conf.expand = 0;
cif_conf.stereo_conv = 0;
cif_conf.replicate = 0;
cif_conf.direction = TEGRA30_AUDIOCIF_DIRECTION_RX;
cif_conf.truncate = 0;
cif_conf.mono_conv = 0;
reg = TEGRA30_AHUB_CIF_RX_CTRL +
(channel * TEGRA30_AHUB_CIF_RX_CTRL_STRIDE);
val = (0 << TEGRA30_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT) |
(1 << TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT) |
(1 << TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT) |
TEGRA30_AUDIOCIF_CTRL_AUDIO_BITS_16 |
TEGRA30_AUDIOCIF_CTRL_CLIENT_BITS_16 |
TEGRA30_AUDIOCIF_CTRL_DIRECTION_RX;
tegra30_apbif_write(reg, val);
ahub->soc_data->set_audio_cif(ahub->regmap_apbif, reg, &cif_conf);
return 0;
}
......@@ -183,6 +190,7 @@ int tegra30_ahub_allocate_tx_fifo(enum tegra30_ahub_txcif *txcif,
{
int channel;
u32 reg, val;
struct tegra30_ahub_cif_conf cif_conf;
channel = find_first_zero_bit(ahub->tx_usage,
TEGRA30_AHUB_CHANNEL_CTRL_COUNT);
......@@ -206,15 +214,21 @@ int tegra30_ahub_allocate_tx_fifo(enum tegra30_ahub_txcif *txcif,
TEGRA30_AHUB_CHANNEL_CTRL_TX_PACK_16;
tegra30_apbif_write(reg, val);
cif_conf.threshold = 0;
cif_conf.audio_channels = 2;
cif_conf.client_channels = 2;
cif_conf.audio_bits = TEGRA30_AUDIOCIF_BITS_16;
cif_conf.client_bits = TEGRA30_AUDIOCIF_BITS_16;
cif_conf.expand = 0;
cif_conf.stereo_conv = 0;
cif_conf.replicate = 0;
cif_conf.direction = TEGRA30_AUDIOCIF_DIRECTION_TX;
cif_conf.truncate = 0;
cif_conf.mono_conv = 0;
reg = TEGRA30_AHUB_CIF_TX_CTRL +
(channel * TEGRA30_AHUB_CIF_TX_CTRL_STRIDE);
val = (0 << TEGRA30_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT) |
(1 << TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT) |
(1 << TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT) |
TEGRA30_AUDIOCIF_CTRL_AUDIO_BITS_16 |
TEGRA30_AUDIOCIF_CTRL_CLIENT_BITS_16 |
TEGRA30_AUDIOCIF_CTRL_DIRECTION_TX;
tegra30_apbif_write(reg, val);
ahub->soc_data->set_audio_cif(ahub->regmap_apbif, reg, &cif_conf);
return 0;
}
......@@ -437,13 +451,21 @@ static const struct regmap_config tegra30_ahub_ahub_regmap_config = {
static struct tegra30_ahub_soc_data soc_data_tegra30 = {
.clk_list_mask = CLK_LIST_MASK_TEGRA30,
.set_audio_cif = tegra30_ahub_set_cif,
};
static struct tegra30_ahub_soc_data soc_data_tegra114 = {
.clk_list_mask = CLK_LIST_MASK_TEGRA114,
.set_audio_cif = tegra30_ahub_set_cif,
};
static struct tegra30_ahub_soc_data soc_data_tegra124 = {
.clk_list_mask = CLK_LIST_MASK_TEGRA114,
.set_audio_cif = tegra124_ahub_set_cif,
};
static const struct of_device_id tegra30_ahub_of_match[] = {
{ .compatible = "nvidia,tegra124-ahub", .data = &soc_data_tegra124 },
{ .compatible = "nvidia,tegra114-ahub", .data = &soc_data_tegra114 },
{ .compatible = "nvidia,tegra30-ahub", .data = &soc_data_tegra30 },
{},
......@@ -497,6 +519,7 @@ static int tegra30_ahub_probe(struct platform_device *pdev)
}
dev_set_drvdata(&pdev->dev, ahub);
ahub->soc_data = soc_data;
ahub->dev = &pdev->dev;
ahub->clk_d_audio = clk_get(&pdev->dev, "d_audio");
......@@ -669,6 +692,70 @@ static struct platform_driver tegra30_ahub_driver = {
};
module_platform_driver(tegra30_ahub_driver);
void tegra30_ahub_set_cif(struct regmap *regmap, unsigned int reg,
struct tegra30_ahub_cif_conf *conf)
{
unsigned int value;
value = (conf->threshold <<
TEGRA30_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT) |
((conf->audio_channels - 1) <<
TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT) |
((conf->client_channels - 1) <<
TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT) |
(conf->audio_bits <<
TEGRA30_AUDIOCIF_CTRL_AUDIO_BITS_SHIFT) |
(conf->client_bits <<
TEGRA30_AUDIOCIF_CTRL_CLIENT_BITS_SHIFT) |
(conf->expand <<
TEGRA30_AUDIOCIF_CTRL_EXPAND_SHIFT) |
(conf->stereo_conv <<
TEGRA30_AUDIOCIF_CTRL_STEREO_CONV_SHIFT) |
(conf->replicate <<
TEGRA30_AUDIOCIF_CTRL_REPLICATE_SHIFT) |
(conf->direction <<
TEGRA30_AUDIOCIF_CTRL_DIRECTION_SHIFT) |
(conf->truncate <<
TEGRA30_AUDIOCIF_CTRL_TRUNCATE_SHIFT) |
(conf->mono_conv <<
TEGRA30_AUDIOCIF_CTRL_MONO_CONV_SHIFT);
regmap_write(regmap, reg, value);
}
EXPORT_SYMBOL_GPL(tegra30_ahub_set_cif);
void tegra124_ahub_set_cif(struct regmap *regmap, unsigned int reg,
struct tegra30_ahub_cif_conf *conf)
{
unsigned int value;
value = (conf->threshold <<
TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT) |
((conf->audio_channels - 1) <<
TEGRA124_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT) |
((conf->client_channels - 1) <<
TEGRA124_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT) |
(conf->audio_bits <<
TEGRA30_AUDIOCIF_CTRL_AUDIO_BITS_SHIFT) |
(conf->client_bits <<
TEGRA30_AUDIOCIF_CTRL_CLIENT_BITS_SHIFT) |
(conf->expand <<
TEGRA30_AUDIOCIF_CTRL_EXPAND_SHIFT) |
(conf->stereo_conv <<
TEGRA30_AUDIOCIF_CTRL_STEREO_CONV_SHIFT) |
(conf->replicate <<
TEGRA30_AUDIOCIF_CTRL_REPLICATE_SHIFT) |
(conf->direction <<
TEGRA30_AUDIOCIF_CTRL_DIRECTION_SHIFT) |
(conf->truncate <<
TEGRA30_AUDIOCIF_CTRL_TRUNCATE_SHIFT) |
(conf->mono_conv <<
TEGRA30_AUDIOCIF_CTRL_MONO_CONV_SHIFT);
regmap_write(regmap, reg, value);
}
EXPORT_SYMBOL_GPL(tegra124_ahub_set_cif);
MODULE_AUTHOR("Stephen Warren <swarren@nvidia.com>");
MODULE_DESCRIPTION("Tegra30 AHUB driver");
MODULE_LICENSE("GPL v2");
......
sound/soc/tegra/tegra30_ahub.h
浏览文件 @ a5f0ac4a
......@@ -25,16 +25,30 @@
#define TEGRA30_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK_US 0xf
#define TEGRA30_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK (TEGRA30_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK_US << TEGRA30_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT)
#define TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT 24
#define TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK_US 0x3f
#define TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK (TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK_US << TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT)
/* Channel count minus 1 */
#define TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT 24
#define TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK_US 7
#define TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK (TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK_US << TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT)
/* Channel count minus 1 */
#define TEGRA124_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT 20
#define TEGRA124_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK_US 0xf
#define TEGRA124_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK (TEGRA124_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK_US << TEGRA124_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT)
/* Channel count minus 1 */
#define TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT 16
#define TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_MASK_US 7
#define TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_MASK (TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_MASK_US << TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT)
/* Channel count minus 1 */
#define TEGRA124_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT 16
#define TEGRA124_AUDIOCIF_CTRL_CLIENT_CHANNELS_MASK_US 0xf
#define TEGRA124_AUDIOCIF_CTRL_CLIENT_CHANNELS_MASK (TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_MASK_US << TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT)
#define TEGRA30_AUDIOCIF_BITS_4 0
#define TEGRA30_AUDIOCIF_BITS_8 1
#define TEGRA30_AUDIOCIF_BITS_12 2
......@@ -86,7 +100,7 @@
#define TEGRA30_AUDIOCIF_CTRL_STEREO_CONV_CH1 (TEGRA30_AUDIOCIF_STEREO_CONV_CH1 << TEGRA30_AUDIOCIF_CTRL_STEREO_CONV_SHIFT)
#define TEGRA30_AUDIOCIF_CTRL_STEREO_CONV_AVG (TEGRA30_AUDIOCIF_STEREO_CONV_AVG << TEGRA30_AUDIOCIF_CTRL_STEREO_CONV_SHIFT)
#define TEGRA30_AUDIOCIF_CTRL_REPLICATE 3
#define TEGRA30_AUDIOCIF_CTRL_REPLICATE_SHIFT 3
#define TEGRA30_AUDIOCIF_DIRECTION_TX 0
#define TEGRA30_AUDIOCIF_DIRECTION_RX 1
......@@ -468,8 +482,30 @@ extern int tegra30_ahub_set_rx_cif_source(enum tegra30_ahub_rxcif rxcif,
enum tegra30_ahub_txcif txcif);
extern int tegra30_ahub_unset_rx_cif_source(enum tegra30_ahub_rxcif rxcif);
struct tegra30_ahub_cif_conf {
unsigned int threshold;
unsigned int audio_channels;
unsigned int client_channels;
unsigned int audio_bits;
unsigned int client_bits;
unsigned int expand;
unsigned int stereo_conv;
unsigned int replicate;
unsigned int direction;
unsigned int truncate;
unsigned int mono_conv;
};
void tegra30_ahub_set_cif(struct regmap *regmap, unsigned int reg,
struct tegra30_ahub_cif_conf *conf);
void tegra124_ahub_set_cif(struct regmap *regmap, unsigned int reg,
struct tegra30_ahub_cif_conf *conf);
struct tegra30_ahub_soc_data {
u32 clk_list_mask;
void (*set_audio_cif)(struct regmap *regmap,
unsigned int reg,
struct tegra30_ahub_cif_conf *conf);
/*
* FIXME: There are many more differences in HW, such as:
* - More APBIF channels.
......
sound/soc/tegra/tegra30_i2s.c
浏览文件 @ a5f0ac4a
......@@ -30,6 +30,7 @@
#include <linux/io.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
......@@ -179,6 +180,7 @@ static int tegra30_i2s_hw_params(struct snd_pcm_substream *substream,
struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai);
unsigned int mask, val, reg;
int ret, sample_size, srate, i2sclock, bitcnt;
struct tegra30_ahub_cif_conf cif_conf;
if (params_channels(params) != 2)
return -EINVAL;
......@@ -217,21 +219,26 @@ static int tegra30_i2s_hw_params(struct snd_pcm_substream *substream,
regmap_write(i2s->regmap, TEGRA30_I2S_TIMING, val);
val = (0 << TEGRA30_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT) |
(1 << TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT) |
(1 << TEGRA30_AUDIOCIF_CTRL_CLIENT_CHANNELS_SHIFT) |
TEGRA30_AUDIOCIF_CTRL_AUDIO_BITS_16 |
TEGRA30_AUDIOCIF_CTRL_CLIENT_BITS_16;
cif_conf.threshold = 0;
cif_conf.audio_channels = 2;
cif_conf.client_channels = 2;
cif_conf.audio_bits = TEGRA30_AUDIOCIF_BITS_16;
cif_conf.client_bits = TEGRA30_AUDIOCIF_BITS_16;
cif_conf.expand = 0;
cif_conf.stereo_conv = 0;
cif_conf.replicate = 0;
cif_conf.truncate = 0;
cif_conf.mono_conv = 0;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
val |= TEGRA30_AUDIOCIF_CTRL_DIRECTION_RX;
cif_conf.direction = TEGRA30_AUDIOCIF_DIRECTION_RX;
reg = TEGRA30_I2S_CIF_RX_CTRL;
} else {
val |= TEGRA30_AUDIOCIF_CTRL_DIRECTION_TX;
cif_conf.direction = TEGRA30_AUDIOCIF_DIRECTION_TX;
reg = TEGRA30_I2S_CIF_TX_CTRL;
}
regmap_write(i2s->regmap, reg, val);
i2s->soc_data->set_audio_cif(i2s->regmap, reg, &cif_conf);
val = (1 << TEGRA30_I2S_OFFSET_RX_DATA_OFFSET_SHIFT) |
(1 << TEGRA30_I2S_OFFSET_TX_DATA_OFFSET_SHIFT);
......@@ -396,9 +403,24 @@ static const struct regmap_config tegra30_i2s_regmap_config = {
.cache_type = REGCACHE_RBTREE,
};
static const struct tegra30_i2s_soc_data tegra30_i2s_config = {
.set_audio_cif = tegra30_ahub_set_cif,
};
static const struct tegra30_i2s_soc_data tegra124_i2s_config = {
.set_audio_cif = tegra124_ahub_set_cif,
};
static const struct of_device_id tegra30_i2s_of_match[] = {
{ .compatible = "nvidia,tegra124-i2s", .data = &tegra124_i2s_config },
{ .compatible = "nvidia,tegra30-i2s", .data = &tegra30_i2s_config },
{},
};
static int tegra30_i2s_platform_probe(struct platform_device *pdev)
{
struct tegra30_i2s *i2s;
const struct of_device_id *match;
u32 cif_ids[2];
struct resource *mem, *memregion;
void __iomem *regs;
......@@ -412,6 +434,14 @@ static int tegra30_i2s_platform_probe(struct platform_device *pdev)
}
dev_set_drvdata(&pdev->dev, i2s);
match = of_match_device(tegra30_i2s_of_match, &pdev->dev);
if (!match) {
dev_err(&pdev->dev, "Error: No device match found\n");
ret = -ENODEV;
goto err;
}
i2s->soc_data = (struct tegra30_i2s_soc_data *)match->data;
i2s->dai = tegra30_i2s_dai_template;
i2s->dai.name = dev_name(&pdev->dev);
......@@ -539,11 +569,6 @@ static int tegra30_i2s_resume(struct device *dev)
}
#endif
static const struct of_device_id tegra30_i2s_of_match[] = {
{ .compatible = "nvidia,tegra30-i2s", },
{},
};
static const struct dev_pm_ops tegra30_i2s_pm_ops = {
SET_RUNTIME_PM_OPS(tegra30_i2s_runtime_suspend,
tegra30_i2s_runtime_resume, NULL)
......
sound/soc/tegra/tegra30_i2s.h
浏览文件 @ a5f0ac4a
......@@ -225,7 +225,14 @@
#define TEGRA30_I2S_LCOEF_COEF_MASK_US 0xffff
#define TEGRA30_I2S_LCOEF_COEF_MASK (TEGRA30_I2S_LCOEF_COEF_MASK_US << TEGRA30_I2S_LCOEF_COEF_SHIFT)
struct tegra30_i2s_soc_data {
void (*set_audio_cif)(struct regmap *regmap,
unsigned int reg,
struct tegra30_ahub_cif_conf *conf);
};
struct tegra30_i2s {
const struct tegra30_i2s_soc_data *soc_data;
struct snd_soc_dai_driver dai;
int cif_id;
struct clk *clk_i2s;
......
sound/soc/tegra/tegra_asoc_utils.c
浏览文件 @ a5f0ac4a
......@@ -182,6 +182,8 @@ int tegra_asoc_utils_init(struct tegra_asoc_utils_data *data,
data->soc = TEGRA_ASOC_UTILS_SOC_TEGRA30;
else if (of_machine_is_compatible("nvidia,tegra114"))
data->soc = TEGRA_ASOC_UTILS_SOC_TEGRA114;
else if (of_machine_is_compatible("nvidia,tegra124"))
data->soc = TEGRA_ASOC_UTILS_SOC_TEGRA124;
else {
dev_err(data->dev, "SoC unknown to Tegra ASoC utils\n");
return -EINVAL;
......
sound/soc/tegra/tegra_asoc_utils.h
浏览文件 @ a5f0ac4a
......@@ -30,6 +30,7 @@ enum tegra_asoc_utils_soc {
TEGRA_ASOC_UTILS_SOC_TEGRA20,
TEGRA_ASOC_UTILS_SOC_TEGRA30,
TEGRA_ASOC_UTILS_SOC_TEGRA114,
TEGRA_ASOC_UTILS_SOC_TEGRA124,
};
struct tegra_asoc_utils_data {
......
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