satip-axe/kernel/drivers/stm/fli7510_audio.c

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/*
* (c) 2010-2011 STMicroelectronics Limited
*
* Author: Pawel Moll <pawel.moll@st.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/platform_device.h>
#include <linux/irq.h>
#include <linux/stm/fli7510.h>
#include <asm/irq-ilc.h>
#include <sound/stm.h>
/* Audio subsystem resources ---------------------------------------------- */
/* Audio subsystem glue */
static struct platform_device fli7510_glue = {
.name = "snd_fli7510_glue",
.id = -1,
.num_resources = 1,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd670000, 0x1c),
}
};
/* Audio mute */
static struct platform_device fli7510_snd_conv_gpio = {
.name = "snd_conv_gpio",
.id = 0,
.dev.platform_data = &(struct snd_stm_conv_gpio_info) {
.group = "speakers",
.source_bus_id = "snd_pcm_player.0",
.channel_from = 0,
.channel_to = 1,
.format = SND_STM_FORMAT__LEFT_JUSTIFIED |
SND_STM_FORMAT__SUBFRAME_32_BITS,
.oversampling = 256,
.mute_supported = 1,
.mute_gpio = stm_gpio(26, 0), /* Audio mute */
.mute_value = 0,
},
};
/* PCM players */
static struct snd_stm_pcm_player_info fli7510_pcm_player_0_info = {
.name = "PCM player LS",
.ver = 6,
.card_device = 0,
.clock_name = "CLKC_FS_DEC_1",
.channels = 8,
.fdma_initiator = 0,
.fdma_request_line = 41,
/* .pad_config set by fli7510_configure_audio() */
};
static struct stm_pad_config fli7510_pcm_player_0_pad_config = {
.gpios_num = 7,
.gpios = (struct stm_pad_gpio []) {
STM_PAD_PIO_OUT(6, 4, 1), /* I2SA MCLK */
STM_PAD_PIO_OUT(6, 5, 1), /* I2SA LRCLK */
STM_PAD_PIO_OUT(6, 6, 1), /* I2SA SCLK */
STM_PAD_PIO_OUT(6, 0, 1), /* I2SA DATA0 */
STM_PAD_PIO_OUT(6, 1, 1), /* I2SA DATA1 */
STM_PAD_PIO_OUT(6, 2, 1), /* I2SA DATA2 */
STM_PAD_PIO_OUT(6, 3, 1), /* I2SA DATA3 */
},
};
static struct platform_device fli7510_pcm_player_0 = {
.name = "snd_pcm_player",
.id = 0,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd618000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(10), -1),
},
.dev.platform_data = &fli7510_pcm_player_0_info,
};
static struct snd_stm_pcm_player_info fli7510_pcm_player_1_info = {
.name = "PCM player AUX/Encoder",
.ver = 6,
.card_device = 1,
.clock_name = "CLKC_FS_DEC_2",
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 42,
/* .pad_config set by fli7510_configure_audio() */
};
static struct stm_pad_config fli7510_pcm_player_1_pad_config = {
.gpios_num = 4,
.gpios = (struct stm_pad_gpio []) {
STM_PAD_PIO_OUT(8, 1, 1), /* I2SC MCLK */
STM_PAD_PIO_OUT(8, 2, 1), /* I2SC LRCLK */
STM_PAD_PIO_OUT(8, 3, 1), /* I2SC SCLK */
STM_PAD_PIO_OUT(8, 0, 1), /* I2SC DATA */
},
};
static struct platform_device fli7510_pcm_player_1 = {
.name = "snd_pcm_player",
.id = 1,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd61c000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(11), -1),
},
.dev.platform_data = &fli7510_pcm_player_1_info,
};
static struct platform_device fli7510_pcm_player_2 = {
.name = "snd_pcm_player",
.id = 2,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd620000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(12), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player HP",
.ver = 6,
.card_device = 2,
.clock_name = "CLKC_FS_DEC_2",
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 43,
},
};
static struct platform_device fli7510_pcm_player_3 = {
.name = "snd_pcm_player",
.id = 3,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd628000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(13), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player Monitor",
.ver = 6,
.card_device = 3,
.clock_name = "CLKC_FS_DEC_2",
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 44,
},
};
static struct platform_device fli7520_pcm_player_3 = {
.name = "snd_pcm_player",
.id = 3,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd630000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(14), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player AV out",
.ver = 6,
.card_device = 3,
.clock_name = "CLKC_FS_DEC_2",
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 44,
},
};
static struct platform_device fli7510_pcm_player_4 = {
.name = "snd_pcm_player",
.id = 4,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd630000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(14), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player AV out",
.ver = 6,
.card_device = 4,
.clock_name = "CLKC_FS_DEC_2",
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 45,
},
};
/* SPDIF player */
static struct snd_stm_spdif_player_info fli7510_spdif_player_info = {
.name = "SPDIF player",
.ver = 4,
.card_device = 5,
.clock_name = "CLKC_FS_FREE_RUN",
.fdma_initiator = 0,
.fdma_request_line = 40,
/* .pad_config set by fli7510_configure_audio() */
};
static struct stm_pad_config fli7510_spdif_player_pad_config = {
.gpios_num = 1,
.gpios = (struct stm_pad_gpio []) {
STM_PAD_PIO_OUT(6, 7, 1), /* SPDIF OUT */
},
};
static struct platform_device fli7510_spdif_player = {
.name = "snd_spdif_player",
.id = -1,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd638000, 0x44),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(4), -1),
},
.dev.platform_data = &fli7510_spdif_player_info,
};
/* PCM readers */
static struct platform_device fli7510_pcm_reader_0 = {
.name = "snd_pcm_reader",
.id = 0,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd604000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(5), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_reader_info) {
.name = "PCM Reader SPDIF",
.ver = 5,
.card_device = 6,
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 46,
},
};
static struct platform_device fli7510_pcm_reader_1 = {
.name = "snd_pcm_reader",
.id = 1,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd608000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(6), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_reader_info) {
.name = "PCM Reader HDMI",
.ver = 5,
.card_device = 7,
.channels = 8,
.fdma_initiator = 0,
.fdma_request_line = 47,
},
};
static struct platform_device fli7510_pcm_reader_2 = {
.name = "snd_pcm_reader",
.id = 2,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd60c000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(7), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_reader_info) {
.name = "PCM Reader I2S",
.ver = 5,
.card_device = 8,
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 48,
},
};
static struct platform_device fli7510_pcm_reader_3 = {
.name = "snd_pcm_reader",
.id = 3,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd610000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(8), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_reader_info) {
.name = "PCM Reader Demod",
.ver = 5,
.card_device = 9,
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 49,
},
};
static struct platform_device fli7510_pcm_reader_4 = {
.name = "snd_pcm_reader",
.id = 4,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd614000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(9), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_reader_info) {
.name = "PCM Reader AV in",
.ver = 5,
.card_device = 10,
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 50,
},
};
static struct platform_device fli7520_pcm_reader_5 = {
.name = "snd_pcm_reader",
.id = 5,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd628000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(13), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_reader_info) {
.name = "PCM Reader HDMI #2",
.ver = 5,
.card_device = 11,
.channels = 8,
.fdma_initiator = 0,
.fdma_request_line = 45,
},
};
/* Devices */
static struct platform_device *fli7510_audio_devices[] __initdata = {
&fli7510_glue,
&fli7510_snd_conv_gpio,
&fli7510_pcm_player_0,
&fli7510_pcm_player_1,
&fli7510_pcm_player_2,
&fli7510_pcm_player_3,
&fli7510_pcm_player_4,
&fli7510_spdif_player,
&fli7510_pcm_reader_0,
&fli7510_pcm_reader_1,
&fli7510_pcm_reader_2,
&fli7510_pcm_reader_3,
&fli7510_pcm_reader_4,
};
static struct platform_device *fli7520_audio_devices[] __initdata = {
&fli7510_glue,
&fli7510_snd_conv_gpio,
&fli7510_pcm_player_0,
&fli7510_pcm_player_1,
&fli7510_pcm_player_2,
&fli7520_pcm_player_3,
&fli7510_spdif_player,
&fli7510_pcm_reader_0,
&fli7510_pcm_reader_1,
&fli7510_pcm_reader_2,
&fli7510_pcm_reader_3,
&fli7510_pcm_reader_4,
&fli7520_pcm_reader_5,
};
static int __init fli7510_audio_devices_setup(void)
{
if (cpu_data->type == CPU_FLI7510)
return platform_add_devices(fli7510_audio_devices,
ARRAY_SIZE(fli7510_audio_devices));
else
return platform_add_devices(fli7520_audio_devices,
ARRAY_SIZE(fli7520_audio_devices));
}
device_initcall(fli7510_audio_devices_setup);
/* Configuration */
void __init fli7510_configure_audio(struct fli7510_audio_config *config)
{
static int configured;
BUG_ON(configured);
configured = 1;
if (config->pcm_player_0_output_mode >
fli7510_pcm_player_0_output_disabled) {
int unused = 4 - config->pcm_player_0_output_mode;
fli7510_pcm_player_0_info.pad_config =
&fli7510_pcm_player_0_pad_config;
fli7510_pcm_player_0_pad_config.gpios_num -= unused;
}
if (config->pcm_player_1_output_enabled)
fli7510_pcm_player_1_info.pad_config =
&fli7510_pcm_player_1_pad_config;
if (config->spdif_player_output_enabled)
fli7510_spdif_player_info.pad_config =
&fli7510_spdif_player_pad_config;
}