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dm: sound: Complete migration to driver model

Browse source 
All users of sound are converted to use driver model. Drop the old code
and the CONFIG_DM_SOUND option.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2018-12-10 10:37:47 -07:00
parent 1e224fef94
commit f2b25c9bf8
18 changed files with 16 additions and 475 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
arch/sandbox/cpu/sdl.c
View file

@ -7,7 +7,6 @@
#include <unistd.h>
#include <linux/input.h>
#include <SDL/SDL.h>
#include <sound.h>
#include <asm/state.h>
enum {

21
arch/sandbox/include/asm/sdl.h
View file

@ -54,12 +54,12 @@ int sandbox_sdl_scan_keys(int key[], int max_keys);
int sandbox_sdl_key_pressed(int keycode);
/**
* sandbox_sdl_sound_start() - start playing a sound
* sandbox_sdl_sound_play() - Play a sound
*
* @frequency: Frequency of sounds in Hertz
* @return 0 if OK, -ENODEV if no sound is available
* @data: Data to play (typically 16-bit)
* @count: Number of bytes in data
*/
int sandbox_sdl_sound_start(uint frequency);
int sandbox_sdl_sound_play(const void *data, uint count);
/**
* sandbox_sdl_sound_stop() - stop playing a sound
@ -68,14 +68,6 @@ int sandbox_sdl_sound_start(uint frequency);
*/
int sandbox_sdl_sound_stop(void);
/**
* sandbox_sdl_sound_play() - Play a sound
*
* @data: Data to play (typically 16-bit)
* @count: Number of bytes in data
*/
int sandbox_sdl_sound_play(const void *data, uint count);
/**
* sandbox_sdl_sound_init() - set up the sound system
*
@ -110,6 +102,11 @@ static inline int sandbox_sdl_sound_start(uint frequency)
return -ENODEV;
}
int sandbox_sdl_sound_play(const void *data, uint count)
{
return -ENODEV;
}
static inline int sandbox_sdl_sound_stop(void)
{
return -ENODEV;

13
arch/sandbox/include/asm/sound.h
View file

@ -1,13 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2013 Google, Inc
*/
#ifndef __SANDBOX_SOUND_H
#define __SANDBOX_SOUND_H
int sound_play(unsigned int msec, unsigned int frequency);
int sound_init(const void *blob);
#endif

12
cmd/sound.c
View file

@ -15,18 +15,12 @@ DECLARE_GLOBAL_DATA_PTR;
/* Initilaise sound subsystem */
static int do_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
#ifdef CONFIG_DM_SOUND
struct udevice *dev;
#endif
int ret;
#ifdef CONFIG_DM_SOUND
ret = uclass_first_device_err(UCLASS_SOUND, &dev);
if (!ret)
ret = sound_setup(dev);
#else
ret = sound_init(gd->fdt_blob);
#endif
if (ret) {
printf("Initialise Audio driver failed (ret=%d)\n", ret);
return CMD_RET_FAILURE;
@ -38,9 +32,7 @@ static int do_init(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
/* play sound from buffer */
static int do_play(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
#ifdef CONFIG_DM_SOUND
struct udevice *dev;
#endif
int ret = 0;
int msec = 1000;
int freq = 400;
@ -50,13 +42,9 @@ static int do_play(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
if (argc > 2)
freq = simple_strtoul(argv[2], NULL, 10);
#ifdef CONFIG_DM_SOUND
ret = uclass_first_device_err(UCLASS_SOUND, &dev);
if (!ret)
ret = sound_beep(dev, msec, freq);
#else
ret = sound_play(msec, freq);
#endif
if (ret) {
printf("Sound device failed to play (err=%d)\n", ret);
return CMD_RET_FAILURE;

1
configs/arndale_defconfig
View file

@ -31,7 +31,6 @@ CONFIG_MMC_SDHCI_S5P=y
CONFIG_SMC911X=y
CONFIG_SMC911X_BASE=0x5000000
CONFIG_SOUND=y
CONFIG_DM_SOUND=y
CONFIG_I2S=y
CONFIG_I2S_SAMSUNG=y
CONFIG_SOUND_MAX98095=y

1
configs/peach-pi_defconfig
View file

@ -50,7 +50,6 @@ CONFIG_REGULATOR_TPS65090=y
CONFIG_DM_PWM=y
CONFIG_PWM_EXYNOS=y
CONFIG_SOUND=y
CONFIG_DM_SOUND=y
CONFIG_I2S=y
CONFIG_I2S_SAMSUNG=y
CONFIG_SOUND_MAX98090=y

1
configs/peach-pit_defconfig
View file

@ -49,7 +49,6 @@ CONFIG_REGULATOR_TPS65090=y
CONFIG_DM_PWM=y
CONFIG_PWM_EXYNOS=y
CONFIG_SOUND=y
CONFIG_DM_SOUND=y
CONFIG_I2S=y
CONFIG_I2S_SAMSUNG=y
CONFIG_SOUND_MAX98090=y

1
configs/smdk5250_defconfig
View file

@ -43,7 +43,6 @@ CONFIG_DM_PMIC_MAX77686=y
CONFIG_DM_REGULATOR=y
CONFIG_DM_REGULATOR_MAX77686=y
CONFIG_SOUND=y
CONFIG_DM_SOUND=y
CONFIG_I2S=y
CONFIG_I2S_SAMSUNG=y
CONFIG_SOUND_MAX98095=y

1
configs/snow_defconfig
View file

@ -60,7 +60,6 @@ CONFIG_DM_PWM=y
CONFIG_PWM_EXYNOS=y
CONFIG_DEBUG_UART_S5P=y
CONFIG_SOUND=y
CONFIG_DM_SOUND=y
CONFIG_I2S=y
CONFIG_I2S_SAMSUNG=y
CONFIG_SOUND_MAX98095=y

1
configs/spring_defconfig
View file

@ -60,7 +60,6 @@ CONFIG_DM_PWM=y
CONFIG_PWM_EXYNOS=y
CONFIG_DEBUG_UART_S5P=y
CONFIG_SOUND=y
CONFIG_DM_SOUND=y
CONFIG_I2S=y
CONFIG_I2S_SAMSUNG=y
CONFIG_SOUND_MAX98095=y

6
drivers/sound/Kconfig
View file

@ -12,12 +12,6 @@ config SOUND
audio codecs are called from the sound-i2s code. This could be
converted to driver model.
config DM_SOUND
bool "Use driver model for sound"
help
Enable this option to use driver model for sound devices. This is a
migration option and will be removed.
config I2S
bool "Enable I2S support"
depends on SOUND

10
drivers/sound/Makefile
View file

@ -4,16 +4,12 @@
# R. Chandrasekar <rcsekar@samsung.com>
obj-$(CONFIG_SOUND) += sound.o
obj-$(CONFIG_DM_SOUND) += codec-uclass.o
obj-$(CONFIG_DM_SOUND) += i2s-uclass.o
obj-$(CONFIG_DM_SOUND) += sound-uclass.o
obj-$(CONFIG_SOUND) += codec-uclass.o
obj-$(CONFIG_SOUND) += i2s-uclass.o
obj-$(CONFIG_SOUND) += sound-uclass.o
obj-$(CONFIG_I2S_SAMSUNG) += samsung-i2s.o
obj-$(CONFIG_SOUND_SANDBOX) += sandbox.o
ifdef CONFIG_DM_SOUND
obj-$(CONFIG_I2S_SAMSUNG) += samsung_sound.o
else
obj-$(CONFIG_I2S) += sound-i2s.o
endif
obj-$(CONFIG_SOUND_WM8994) += wm8994.o
obj-$(CONFIG_SOUND_MAX98090) += max98090.o maxim_codec.o
obj-$(CONFIG_SOUND_MAX98095) += max98095.o maxim_codec.o

78
drivers/sound/max98095.c
View file

@ -432,84 +432,6 @@ static int max98095_do_init(struct maxim_priv *priv,
return ret;
}
#ifndef CONFIG_DM_SOUND
static int get_max98095_codec_values(struct sound_codec_info *pcodec_info,
const void *blob)
{
int error = 0;
enum fdt_compat_id compat;
int node;
int parent;
/* Get the node from FDT for codec */
node = fdtdec_next_compatible(blob, 0, COMPAT_MAXIM_98095_CODEC);
if (node <= 0) {
debug("EXYNOS_SOUND: No node for codec in device tree\n");
debug("node = %d\n", node);
return -1;
}
parent = fdt_parent_offset(blob, node);
if (parent < 0) {
debug("%s: Cannot find node parent\n", __func__);
return -1;
}
compat = fdtdec_lookup(blob, parent);
switch (compat) {
case COMPAT_SAMSUNG_S3C2440_I2C:
pcodec_info->i2c_bus = i2c_get_bus_num_fdt(parent);
error |= pcodec_info->i2c_bus;
debug("i2c bus = %d\n", pcodec_info->i2c_bus);
pcodec_info->i2c_dev_addr = fdtdec_get_int(blob, node,
"reg", 0);
error |= pcodec_info->i2c_dev_addr;
debug("i2c dev addr = %x\n", pcodec_info->i2c_dev_addr);
break;
default:
debug("%s: Unknown compat id %d\n", __func__, compat);
return -1;
}
if (error == -1) {
debug("fail to get max98095 codec node properties\n");
return -1;
}
return 0;
}
/* max98095 Device Initialisation */
int max98095_init(const void *blob, enum en_max_audio_interface aif_id,
int sampling_rate, int mclk_freq,
int bits_per_sample)
{
int ret;
int old_bus = i2c_get_bus_num();
struct sound_codec_info pcodec_info;
struct max98095_priv max98095_info;
if (get_max98095_codec_values(&pcodec_info, blob) < 0) {
debug("FDT Codec values failed\n");
return -1;
}
i2c_set_bus_num(pcodec_info.i2c_bus);
max98095_info.i2c_addr = pcodec_info.i2c_dev_addr;
ret = max98095_device_init(&max98095_info);
if (ret < 0) {
debug("%s: max98095 codec chip init failed\n", __func__);
return ret;
}
ret = max98095_do_init(&max98095_info, aif_id, sampling_rate, mclk_freq,
bits_per_sample);
i2c_set_bus_num(old_bus);
return ret;
}
#endif
static int max98095_set_params(struct udevice *dev, int interface, int rate,
int mclk_freq, int bits_per_sample,
uint channels)

19
drivers/sound/sandbox.c
View file

@ -8,7 +8,6 @@
#include <dm.h>
#include <i2s.h>
#include <sound.h>
#include <asm/sound.h>
#include <asm/sdl.h>
struct sandbox_codec_priv {
@ -28,22 +27,6 @@ struct sandbox_sound_priv {
int sum; /* Use to sum the provided audio data */
};
#ifndef CONFIG_DM_SOUND
int sound_play(uint32_t msec, uint32_t frequency)
{
sandbox_sdl_sound_start(frequency);
mdelay(msec);
sandbox_sdl_sound_stop();
return 0;
}
#endif /* CONFIG_DM_SOUND */
int sound_init(const void *blob)
{
return sandbox_sdl_sound_init();
}
void sandbox_get_codec_params(struct udevice *dev, int *interfacep, int *ratep,
int *mclk_freqp, int *bits_per_samplep,
uint *channelsp)
@ -102,7 +85,7 @@ static int sandbox_i2s_tx_data(struct udevice *dev, void *data,
for (i = 0; i < data_size; i++)
priv->sum += ((uint8_t *)data)[i];
return 0;
return sandbox_sdl_sound_play(data, data_size);
}
static int sandbox_i2s_probe(struct udevice *dev)

206
drivers/sound/sound-i2s.c
View file

@ -1,206 +0,0 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2012 Samsung Electronics
* R. Chandrasekar <rcsekar@samsung.com>
*/
#include <malloc.h>
#include <common.h>
#include <asm/io.h>
#include <linux/libfdt.h>
#include <fdtdec.h>
#include <i2c.h>
#include <i2s.h>
#include <sound.h>
#include <asm/arch/sound.h>
#include "wm8994.h"
#include "max98095.h"
/* defines */
#define SOUND_400_HZ 400
#define SOUND_BITS_IN_BYTE 8
static struct i2s_uc_priv g_i2stx_pri;
/*
* get_sound_i2s_values gets values for i2s parameters
*
* @param i2s_uc_priv i2s transmitter transfer param structure
* @param blob FDT blob if enabled else NULL
*/
static int get_sound_i2s_values(struct i2s_uc_priv *i2s, const void *blob)
{
int node;
int error = 0;
int base;
node = fdt_path_offset(blob, "i2s");
if (node <= 0) {
debug("EXYNOS_SOUND: No node for sound in device tree\n");
return -1;
}
/*
* Get the pre-defined sound specific values from FDT.
* All of these are expected to be correct otherwise
* wrong register values in i2s setup parameters
* may result in no sound play.
*/
base = fdtdec_get_addr(blob, node, "reg");
if (base == FDT_ADDR_T_NONE) {
debug("%s: Missing i2s base\n", __func__);
return -1;
}
i2s->base_address = base;
i2s->audio_pll_clk = fdtdec_get_int(blob,
node, "samsung,i2s-epll-clock-frequency", -1);
error |= i2s->audio_pll_clk;
debug("audio_pll_clk = %d\n", i2s->audio_pll_clk);
i2s->samplingrate = fdtdec_get_int(blob,
node, "samsung,i2s-sampling-rate", -1);
error |= i2s->samplingrate;
debug("samplingrate = %d\n", i2s->samplingrate);
i2s->bitspersample = fdtdec_get_int(blob,
node, "samsung,i2s-bits-per-sample", -1);
error |= i2s->bitspersample;
debug("bitspersample = %d\n", i2s->bitspersample);
i2s->channels = fdtdec_get_int(blob,
node, "samsung,i2s-channels", -1);
error |= i2s->channels;
debug("channels = %d\n", i2s->channels);
i2s->rfs = fdtdec_get_int(blob,
node, "samsung,i2s-lr-clk-framesize", -1);
error |= i2s->rfs;
debug("rfs = %d\n", i2s->rfs);
i2s->bfs = fdtdec_get_int(blob,
node, "samsung,i2s-bit-clk-framesize", -1);
error |= i2s->bfs;
debug("bfs = %d\n", i2s->bfs);
i2s->id = fdtdec_get_int(blob, node, "samsung,i2s-id", -1);
error |= i2s->id;
debug("id = %d\n", i2s->id);
if (error == -1) {
debug("fail to get sound i2s node properties\n");
return -1;
}
return 0;
}
/*
* Init codec
*
* @param blob FDT blob
* @param pi2s_tx i2s parameters required by codec
* @return int value, 0 for success
*/
static int codec_init(const void *blob, struct i2s_uc_priv *pi2s_tx)
{
int ret;
const char *codectype;
int node;
/* Get the node from FDT for sound */
node = fdt_path_offset(blob, "i2s");
if (node <= 0) {
debug("EXYNOS_SOUND: No node for sound in device tree\n");
debug("node = %d\n", node);
return -1;
}
/*
* Get the pre-defined sound codec specific values from FDT.
* All of these are expected to be correct otherwise sound
* can not be played
*/
codectype = fdt_getprop(blob, node, "samsung,codec-type", NULL);
debug("device = %s\n", codectype);
if (!strcmp(codectype, "wm8994")) {
/* Check the codec type and initialise the same */
ret = wm8994_init(blob, pi2s_tx->id, pi2s_tx->samplingrate,
(pi2s_tx->samplingrate * (pi2s_tx->rfs)),
pi2s_tx->bitspersample, pi2s_tx->channels);
} else if (!strcmp(codectype, "max98095")) {
ret = max98095_init(blob, pi2s_tx->id, pi2s_tx->samplingrate,
(pi2s_tx->samplingrate * (pi2s_tx->rfs)),
pi2s_tx->bitspersample);
} else {
debug("%s: Unknown codec type %s\n", __func__, codectype);
return -1;
}
if (ret) {
debug("%s: Codec init failed\n", __func__);
return -1;
}
return 0;
}
int sound_init(const void *blob)
{
int ret;
struct i2s_uc_priv *pi2s_tx = &g_i2stx_pri;
/* Get the I2S Values */
if (get_sound_i2s_values(pi2s_tx, blob) < 0) {
debug(" FDT I2S values failed\n");
return -1;
}
if (codec_init(blob, pi2s_tx) < 0) {
debug(" Codec init failed\n");
return -1;
}
ret = i2s_tx_init(pi2s_tx);
if (ret) {
debug("%s: Failed to init i2c transmit: ret=%d\n", __func__,
ret);
return ret;
}
return ret;
}
int sound_play(uint32_t msec, uint32_t frequency)
{
unsigned int *data;
unsigned long data_size;
unsigned int ret = 0;
/*Buffer length computation */
data_size = g_i2stx_pri.samplingrate * g_i2stx_pri.channels;
data_size *= (g_i2stx_pri.bitspersample / SOUND_BITS_IN_BYTE);
data = malloc(data_size);
if (data == NULL) {
debug("%s: malloc failed\n", __func__);
return -1;
}
sound_create_square_wave(g_i2stx_pri.samplingrate,
(unsigned short *)data,
data_size / sizeof(unsigned short),
frequency);
while (msec >= 1000) {
ret = i2s_transfer_tx_data(&g_i2stx_pri, data,
(data_size / sizeof(int)));
msec -= 1000;
}
if (msec) {
unsigned long size =
(data_size * msec) / (sizeof(int) * 1000);
ret = i2s_transfer_tx_data(&g_i2stx_pri, data, size);
}
free(data);
return ret;
}

95
drivers/sound/wm8994.c
View file

@ -40,7 +40,6 @@ struct wm8994_priv {
int mclk[WM8994_MAX_AIF]; /* master clock frequency in Hz */
int aifclk[WM8994_MAX_AIF]; /* audio interface clock in Hz */
struct wm8994_fll_config fll[2]; /* fll config to configure fll */
int i2c_addr;
struct udevice *dev;
};
@ -82,12 +81,7 @@ static int wm8994_i2c_write(struct wm8994_priv *priv, unsigned int reg,
val[1] = (unsigned char)(data & 0xff);
debug("Write Addr : 0x%04X, Data : 0x%04X\n", reg, data);
#ifdef CONFIG_DM_SOUND
debug("dev = %s\n", priv->dev->name);
return dm_i2c_write(priv->dev, reg, val, 2);
#else
return i2c_write(priv->i2c_addr, reg, 2, val, 2);
#endif
}
/*
@ -105,11 +99,7 @@ static unsigned int wm8994_i2c_read(struct wm8994_priv *priv, unsigned int reg,
unsigned char val[2];
int ret;
#ifdef CONFIG_DM_SOUND
ret = dm_i2c_read(priv->dev, reg, val, 1);
#else
ret = i2c_read(priv->i2c_addr, reg, 2, val, 2);
#endif
if (ret != 0) {
debug("%s: Error while reading register %#04x\n",
__func__, reg);
@ -819,61 +809,6 @@ err:
return -1;
}
#ifndef CONFIG_DM_SOUND
/*
* Gets fdt values for wm8994 config parameters
*
* @param pcodec_info codec information structure
* @param blob FDT blob
* @return int value, 0 for success
*/
static int get_codec_values(struct sound_codec_info *pcodec_info,
const void *blob)
{
int error = 0;
enum fdt_compat_id compat;
int node;
int parent;
/* Get the node from FDT for codec */
node = fdtdec_next_compatible(blob, 0, COMPAT_WOLFSON_WM8994_CODEC);
if (node <= 0) {
debug("EXYNOS_SOUND: No node for codec in device tree\n");
debug("node = %d\n", node);
return -1;
}
parent = fdt_parent_offset(blob, node);
if (parent < 0) {
debug("%s: Cannot find node parent\n", __func__);
return -1;
}
compat = fdtdec_lookup(blob, parent);
switch (compat) {
case COMPAT_SAMSUNG_S3C2440_I2C:
pcodec_info->i2c_bus = i2c_get_bus_num_fdt(parent);
error |= pcodec_info->i2c_bus;
debug("i2c bus = %d\n", pcodec_info->i2c_bus);
pcodec_info->i2c_dev_addr = fdtdec_get_int(blob, node,
"reg", 0);
error |= pcodec_info->i2c_dev_addr;
debug("i2c dev addr = %d\n", pcodec_info->i2c_dev_addr);
break;
default:
debug("%s: Unknown compat id %d\n", __func__, compat);
return -1;
}
if (error == -1) {
debug("fail to get wm8994 codec node properties\n");
return -1;
}
return 0;
}
#endif
static int _wm8994_init(struct wm8994_priv *priv,
enum en_audio_interface aif_id, int sampling_rate,
int mclk_freq, int bits_per_sample,
@ -905,36 +840,6 @@ static int _wm8994_init(struct wm8994_priv *priv,
return ret;
}
#ifndef CONFIG_DM_SOUND
/* WM8994 Device Initialisation */
int wm8994_init(const void *blob, enum en_audio_interface aif_id,
int sampling_rate, int mclk_freq, int bits_per_sample,
unsigned int channels)
{
struct sound_codec_info pcodec_info;
struct wm8994_priv wm8994_info;
int ret;
/* Get the codec Values */
if (get_codec_values(&pcodec_info, blob) < 0) {
debug("FDT Codec values failed\n");
return -1;
}
/* shift the device address by 1 for 7 bit addressing */
wm8994_info.i2c_addr = pcodec_info.i2c_dev_addr;
i2c_set_bus_num(pcodec_info.i2c_bus);
ret = wm8994_device_init(&wm8994_info);
if (ret < 0) {
debug("%s: wm8994 codec chip init failed\n", __func__);
return ret;
}
return _wm8994_init(&wm8994_info, aif_id, sampling_rate, mclk_freq,
bits_per_sample, channels);
}
#endif
static int wm8994_set_params(struct udevice *dev, int interface, int rate,
int mclk_freq, int bits_per_sample, uint channels)
{

18
include/sound.h
View file

@ -45,14 +45,6 @@ struct sound_uc_priv {
void sound_create_square_wave(uint sample_rate, unsigned short *data, int size,
uint freq);
/*
* Initialises audio sub system
* @param blob Pointer of device tree node or NULL if none.
* @return int value 0 for success, -1 for error
*/
int sound_init(const void *blob);
#ifdef CONFIG_DM_SOUND
/*
* The sound uclass brings together a data transport (currently only I2C) and a
* codec (currently connected over I2C).
@ -101,14 +93,4 @@ int sound_beep(struct udevice *dev, int msecs, int frequency_hz);
*/
int sound_find_codec_i2s(struct udevice *dev);
#else
/*
* plays the pcm data buffer in pcm_data.h through i2s1 to make the
* sine wave sound
*
* @return int 0 for success, -1 for error
*/
int sound_play(uint32_t msec, uint32_t frequency);
#endif /* CONFIG_DM_SOUND */
#endif /* __SOUND__H__ */

6
test/dm/Makefile
View file

@ -13,7 +13,7 @@ obj-$(CONFIG_UT_DM) += test-uclass.o
# subsystem you must add sandbox tests here.
obj-$(CONFIG_UT_DM) += core.o
ifneq ($(CONFIG_SANDBOX),)
obj-$(CONFIG_DM_SOUND) += audio.o
obj-$(CONFIG_SOUND) += audio.o
obj-$(CONFIG_BLK) += blk.o
obj-$(CONFIG_BOARD) += board.o
obj-$(CONFIG_CLK) += clk.o
@ -22,7 +22,7 @@ obj-$(CONFIG_FIRMWARE) += firmware.o
obj-$(CONFIG_DM_GPIO) += gpio.o
obj-$(CONFIG_DM_HWSPINLOCK) += hwspinlock.o
obj-$(CONFIG_DM_I2C) += i2c.o
obj-$(CONFIG_DM_SOUND) += i2s.o
obj-$(CONFIG_SOUND) += i2s.o
obj-$(CONFIG_LED) += led.o
obj-$(CONFIG_DM_MAILBOX) += mailbox.o
obj-$(CONFIG_DM_MMC) += mmc.o
@ -55,7 +55,7 @@ obj-$(CONFIG_AXI) += axi.o
obj-$(CONFIG_MISC) += misc.o
obj-$(CONFIG_DM_SERIAL) += serial.o
obj-$(CONFIG_CPU) += cpu.o
obj-$(CONFIG_DM_SOUND) += sound.o
obj-$(CONFIG_SOUND) += sound.o
obj-$(CONFIG_TEE) += tee.o
obj-$(CONFIG_VIRTIO_SANDBOX) += virtio.o
obj-$(CONFIG_DMA) += dma.o