/*
* Copyright (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/platform.h>
#include <linux/stm/stx7200.h>
#include <sound/stm.h>
#include <asm/irq-ilc.h>
/* Audio subsystem resources ---------------------------------------------- */
/* Audio subsystem glue */
static struct platform_device stx7200_glue = {
.name = "snd_stx7200_glue",
.id = -1,
.num_resources = 1,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd601200, 0xc),
}
};
/* Internal DACs */
static struct platform_device stx7200_conv_dac_mem_0 = {
.name = "snd_conv_dac_mem",
.id = 0,
.num_resources = 1,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd601400, 0x4),
},
.dev.platform_data = &(struct snd_stm_conv_dac_mem_info) {
/* .ver = see snd_stm_stx7200_init() */
.source_bus_id = "snd_pcm_player.0",
.channel_from = 0,
.channel_to = 1,
},
};
static struct platform_device stx7200_conv_dac_mem_1 = {
.name = "snd_conv_dac_mem",
.id = 1,
.num_resources = 1,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd601500, 0x4),
},
.dev.platform_data = &(struct snd_stm_conv_dac_mem_info) {
/* .ver = see snd_stm_stx7200_init() */
.source_bus_id = "snd_pcm_player.1",
.channel_from = 0,
.channel_to = 1,
},
};
/* PCM players */
static struct platform_device stx7200_pcm_player_0 = {
.name = "snd_pcm_player",
.id = 0,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd101000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(39), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player #0",
/* .ver = see snd_stm_stx7200_init() */
.card_device = 0,
.clock_name = "CLKC_FS0_CH1",
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 33,
},
};
static struct stm_pad_config stx7200_pcm_player_1_auddig0_pad_config = {
.sysconfs_num = 1,
.sysconfs = (struct stm_pad_sysconf []) {
/* CONF_PAD_AUD0: AUDDIG pads configuration:
* 0 = two 2 channels audio streams,
* 1 = one 10 channels audio stream
* CONF_PAD_AUD1: controls AUDDIG0PCMCLKOUT pad direction:
* 0 = pad is output (clk_pcmout1)
* 1 = pad is input (clk_pcmin1)
* CONF_PAD_AUD2: controls AUDDIG1PCMCLKOUT pad direction:
* 0 = pad is output (clk_pcmout2 or clk_pcmout3)
* 1 = pad is input (clk_pcmin2 or clk_pcmin3) */
STM_PAD_SYS_CFG(20, 0, 2, 0),
},
};
static struct stm_pad_config stx7200_pcm_player_1_mii1_pad_config = {
.sysconfs_num = 1,
.sysconfs = (struct stm_pad_sysconf []) {
/* CONF_PAD_ETH4: MII1RXD.3, MII1TXCLK,
* MII1COL, MII1CRS, MII1MDINT &
* MII1PHYCLK pads function:
* 0 = ethernet, 1 = audio,
* CONF_PAD_ETH5: MIICRS pad direction when CONF_PAD_ETH4 = 1:
* 0 = output (clk_pcmout1), 1 = input (clk_pcmin1) */
STM_PAD_SYS_CFG(41, 16 + 4, 16 + 5, 1),
},
};
static struct platform_device stx7200_pcm_player_1 = {
.name = "snd_pcm_player",
.id = 1,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd102000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(40), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player #1",
/* .ver = see snd_stm_stx7200_init() */
.card_device = 1,
.clock_name = "CLKC_FS0_CH2",
.channels = 6,
.fdma_initiator = 0,
.fdma_request_line = 34,
/* .pad_config set by stx7200_configure_audio() */
},
};
static struct stm_pad_config stx7200_pcm_player_2_auddig1_pad_config = {
.sysconfs_num = 1,
.sysconfs = (struct stm_pad_sysconf []) {
/* CONF_PAD_AUD0: AUDDIG pads configuration:
* 0 = two 2 channels audio streams,
* 1 = one 10 channels audio stream
* CONF_PAD_AUD1: controls AUDDIG0PCMCLKOUT pad direction:
* 0 = pad is output (clk_pcmout1)
* 1 = pad is input (clk_pcmin1)
* CONF_PAD_AUD2: controls AUDDIG1PCMCLKOUT pad direction:
* 0 = pad is output (clk_pcmout2 or clk_pcmout3)
* 1 = pad is input (clk_pcmin2 or clk_pcmin3) */
STM_PAD_SYS_CFG(20, 0, 2, 0),
},
};
static struct stm_pad_config stx7200_pcm_player_2_mii0_pad_config = {
.sysconfs_num = 1,
.sysconfs = (struct stm_pad_sysconf []) {
/* CONF_PAD_ETH0: MII0.RXERR, MII0.TXD.2-3,
* MII0.RXCLK, MII0.RXD.2-3 pads function:
* 0 = ethernet, 1 = audio,
* CONF_PAD_ETH1: MII0.TXCLK pad direction:
* 0 = output (clk_pcmout2), 1 = input (clk_pcmin2) , */
STM_PAD_SYS_CFG(41, 16 + 0, 16 + 1, 1),
},
};
static struct platform_device stx7200_pcm_player_2 = {
.name = "snd_pcm_player",
.id = 2,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd103000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(41), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player #2",
/* .ver = see snd_stm_stx7200_init() */
.card_device = 2,
.clock_name = "CLKC_FS0_CH3",
.channels = 8,
.fdma_initiator = 0,
.fdma_request_line = 35,
/* .pad_config set by stx7200_configure_audio() */
},
};
static struct stm_pad_config stx7200_pcm_player_3_auddig01_pad_config = {
.sysconfs_num = 1,
.sysconfs = (struct stm_pad_sysconf []) {
/* CONF_PAD_AUD0: AUDDIG pads configuration:
* 0 = two 2 channels audio streams,
* 1 = one 10 channels audio stream
* CONF_PAD_AUD1: controls AUDDIG0PCMCLKOUT pad direction:
* 0 = pad is output (clk_pcmout1)
* 1 = pad is input (clk_pcmin1)
* CONF_PAD_AUD2: controls AUDDIG1PCMCLKOUT pad direction:
* 0 = pad is output (clk_pcmout2 or clk_pcmout3)
* 1 = pad is input (clk_pcmin2 or clk_pcmin3) */
STM_PAD_SYS_CFG(20, 0, 2, 1),
},
};
static struct platform_device stx7200_pcm_player_3 = {
.name = "snd_pcm_player",
.id = 3,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd104000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(42), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player #3",
/* .ver = see snd_stm_stx7200_init() */
.card_device = 3,
.clock_name = "CLKC_FS0_CH4",
.channels = 10,
.fdma_initiator = 0,
.fdma_request_line = 36,
/* .pad_config set by stx7200_configure_audio() */
},
};
/* SPDIF player */
static struct platform_device stx7200_spdif_player = {
.name = "snd_spdif_player",
.id = 0,
.num_resources = 2,
.resource = (struct resource []) {
/* memory resource size set in snd_stm_stx7200_init() */
STM_PLAT_RESOURCE_MEM(0xfd105000, 0),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(37), -1),
},
.dev.platform_data = &(struct snd_stm_spdif_player_info) {
.name = "SPDIF player",
/* .ver = see snd_stm_stx7200_init() */
.card_device = 5,
.clock_name = "CLKC_FS1_CH4",
.fdma_initiator = 0,
.fdma_request_line = 38,
},
};
/* HDMI output devices
* Cut 1.0: Please note that "HDTVOutBaseAddress" (0xFD10C000) from page 54
* of "7200 Programming Manual, Volume 2" is wrong. The correct HDMI players
* subsystem base address is "HDMIPlayerBaseAddress" (0xFD106000) from
* page 488 of the manual.
* Cut 2.0: HDTVout IP is identical to STx7111's one and the base address
* is 0xFD112000. */
static struct platform_device stx7200_hdmi_pcm_player = {
.name = "snd_pcm_player",
.id = 4, /* HDMI PCM player is no. 4 */
.num_resources = 2,
.resource = (struct resource []) {
/* memory resource set in snd_stm_stx7200_init() */
STM_PLAT_RESOURCE_MEM(0, 0),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(62), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_player_info) {
.name = "PCM player HDMI",
/* .ver = see snd_stm_stx7200_init() */
.card_device = 4,
.clock_name = "CLKC_FS1_CH3",
.channels = 8,
.fdma_initiator = 0,
.fdma_request_line = 39,
},
};
static struct platform_device stx7200_hdmi_spdif_player = {
.name = "snd_spdif_player",
.id = 1, /* HDMI SPDIF player is no. 1 */
.num_resources = 2,
.resource = (struct resource []) {
/* memory resource set in snd_stm_stx7200_init() */
STM_PLAT_RESOURCE_MEM(0, 0),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(63), -1),
},
.dev.platform_data = &(struct snd_stm_spdif_player_info) {
.name = "SPDIF player HDMI",
/* .ver = see snd_stm_stx7200_init() */
.card_device = 6,
.clock_name = "CLKC_FS1_CH3",
.fdma_initiator = 0,
.fdma_request_line = 40,
},
};
/* Not available in cut 1.0! */
static struct platform_device stx7200_conv_i2sspdif_0 = {
.name = "snd_conv_i2sspdif",
.id = 0,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd113000, 0x224),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(64), -1),
},
.dev.platform_data = &(struct snd_stm_conv_i2sspdif_info) {
.ver = 4,
.source_bus_id = "snd_pcm_player.4",
.channel_from = 0,
.channel_to = 1,
},
};
/* Not available in cut 1.0! */
static struct platform_device stx7200_conv_i2sspdif_1 = {
.name = "snd_conv_i2sspdif",
.id = 1,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd113400, 0x224),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(65), -1),
},
.dev.platform_data = &(struct snd_stm_conv_i2sspdif_info) {
.ver = 4,
.source_bus_id = "snd_pcm_player.4",
.channel_from = 2,
.channel_to = 3,
},
};
/* Not available in cut 1.0! */
static struct platform_device stx7200_conv_i2sspdif_2 = {
.name = "snd_conv_i2sspdif",
.id = 2,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd113800, 0x224),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(66), -1),
},
.dev.platform_data = &(struct snd_stm_conv_i2sspdif_info) {
.ver = 4,
.source_bus_id = "snd_pcm_player.4",
.channel_from = 4,
.channel_to = 5,
},
};
/* Not available in cut 1.0! */
static struct platform_device stx7200_conv_i2sspdif_3 = {
.name = "snd_conv_i2sspdif",
.id = 3,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd113c00, 0x224),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(67), -1),
},
.dev.platform_data = &(struct snd_stm_conv_i2sspdif_info) {
.ver = 4,
.source_bus_id = "snd_pcm_player.4",
.channel_from = 6,
.channel_to = 7,
},
};
/* PCM readers */
static struct platform_device stx7200_pcm_reader_0 = {
.name = "snd_pcm_reader",
.id = 0,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd100000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(38), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_reader_info) {
.name = "PCM Reader #0",
/* .ver = see snd_stm_stx7200_init() */
.card_device = 7,
.channels = 2,
.fdma_initiator = 0,
.fdma_request_line = 37,
},
};
/* Not available in cut 1.0! */
static struct platform_device stx7200_pcm_reader_1 = {
.name = "snd_pcm_reader",
.id = 1,
.num_resources = 2,
.resource = (struct resource []) {
STM_PLAT_RESOURCE_MEM(0xfd114000, 0x28),
STM_PLAT_RESOURCE_IRQ(ILC_IRQ(35), -1),
},
.dev.platform_data = &(struct snd_stm_pcm_reader_info) {
.name = "PCM Reader #1",
.ver = 5,
.card_device = 8,
.channels = 8,
.fdma_initiator = 0,
.fdma_request_line = 51,
},
};
/* Devices */
static struct platform_device *stx7200_audio_devices[] __initdata = {
&stx7200_glue,
&stx7200_conv_dac_mem_0,
&stx7200_conv_dac_mem_1,
&stx7200_pcm_player_0,
&stx7200_pcm_player_1,
&stx7200_pcm_player_2,
&stx7200_pcm_player_3,
&stx7200_spdif_player,
&stx7200_hdmi_pcm_player,
&stx7200_hdmi_spdif_player,
&stx7200_pcm_reader_0,
};
static struct platform_device *stx7200_cut2_audio_devices[] __initdata = {
&stx7200_conv_i2sspdif_0,
&stx7200_conv_i2sspdif_1,
&stx7200_conv_i2sspdif_2,
&stx7200_conv_i2sspdif_3,
&stx7200_pcm_reader_1,
};
#define SET_VER(_info_struct_, _device_, _ver_) \
(((struct _info_struct_ *)_device_.dev.platform_data)->ver = \
_ver_)
static int __init stx7200_audio_devices_setup(void)
{
int result;
int ver;
if (cpu_data->type != CPU_STX7200) {
BUG();
return -ENODEV;
}
/* We assume farther that MEM resource is first, let's check it... */
BUG_ON(stx7200_spdif_player.resource[0].flags != IORESOURCE_MEM);
BUG_ON(stx7200_hdmi_pcm_player.resource[0].flags != IORESOURCE_MEM);
BUG_ON(stx7200_hdmi_spdif_player.resource[0].flags != IORESOURCE_MEM);
switch (cpu_data->cut_major) {
case 1:
SET_VER(snd_stm_pcm_player_info, stx7200_pcm_player_0, 5);
SET_VER(snd_stm_pcm_player_info, stx7200_pcm_player_1, 5);
SET_VER(snd_stm_pcm_player_info, stx7200_pcm_player_2, 5);
SET_VER(snd_stm_pcm_player_info, stx7200_pcm_player_3, 5);
SET_VER(snd_stm_spdif_player_info, stx7200_spdif_player, 3);
stx7200_spdif_player.resource[0].end += 0x40;
SET_VER(snd_stm_pcm_player_info, stx7200_hdmi_pcm_player, 5);
stx7200_hdmi_pcm_player.resource[0].start = 0xfd106d00;
stx7200_hdmi_pcm_player.resource[0].end = 0xfd106d27;
SET_VER(snd_stm_spdif_player_info,
stx7200_hdmi_spdif_player, 3);
stx7200_hdmi_spdif_player.resource[0].start = 0xfd106c00;
stx7200_hdmi_spdif_player.resource[0].end = 0xfd106c3f;
SET_VER(snd_stm_pcm_reader_info, stx7200_pcm_reader_0, 3);
break;
case 2 ... 3:
SET_VER(snd_stm_pcm_player_info, stx7200_pcm_player_0, 6);
SET_VER(snd_stm_pcm_player_info, stx7200_pcm_player_1, 6);
SET_VER(snd_stm_pcm_player_info, stx7200_pcm_player_2, 6);
SET_VER(snd_stm_pcm_player_info, stx7200_pcm_player_3, 6);
SET_VER(snd_stm_spdif_player_info, stx7200_spdif_player, 4);
stx7200_spdif_player.resource[0].end += 0x44;
SET_VER(snd_stm_pcm_player_info, stx7200_hdmi_pcm_player, 6);
stx7200_hdmi_pcm_player.resource[0].start = 0xfd112d00;
stx7200_hdmi_pcm_player.resource[0].end = 0xfd112d27;
SET_VER(snd_stm_spdif_player_info,
stx7200_hdmi_spdif_player, 4);
stx7200_hdmi_spdif_player.resource[0].start = 0xfd112c00;
stx7200_hdmi_spdif_player.resource[0].end = 0xfd112c43;
ver = (cpu_data->cut_major == 2 ? 5 : 6);
SET_VER(snd_stm_pcm_reader_info, stx7200_pcm_reader_0, ver);
SET_VER(snd_stm_pcm_reader_info, stx7200_pcm_reader_1, ver);
break;
default:
printk(KERN_ERR "%s(): Not supported STx7200 cut %d detected!"
"\n", __func__, cpu_data->cut_major);
return -ENODEV;
}
/* Ugly but quick hack to have HDMI SPDIF player & I2S to SPDIF
* converters enabled without loading STMFB...
* TODO: do this in some sane way! */
{
void *hdmi_gpout;
if (cpu_data->cut_major == 1)
hdmi_gpout = ioremap(0xfd106020, 4);
else
hdmi_gpout = ioremap(0xfd112020, 4);
writel(readl(hdmi_gpout) | 0x3, hdmi_gpout);
iounmap(hdmi_gpout);
}
result = platform_add_devices(stx7200_audio_devices,
ARRAY_SIZE(stx7200_audio_devices));
if (result == 0 && cpu_data->cut_major > 1)
result = platform_add_devices(stx7200_cut2_audio_devices,
ARRAY_SIZE(stx7200_cut2_audio_devices));
return result;
}
device_initcall(stx7200_audio_devices_setup);
/* Configuration */
void __init stx7200_configure_audio(struct stx7200_audio_config *config)
{
static int configured;
struct snd_stm_pcm_player_info *info;
BUG_ON(configured);
configured = 1;
if (!config)
return;
info = stx7200_pcm_player_1.dev.platform_data;
switch (config->pcm_player_1_routing) {
case stx7200_pcm_player_1_disabled:
/* Nothing to do... */
break;
case stx7200_pcm_player_1_auddig0:
info->pad_config = &stx7200_pcm_player_1_auddig0_pad_config;
break;
case stx7200_pcm_player_1_mii1:
info->pad_config = &stx7200_pcm_player_1_mii1_pad_config;
break;
default:
BUG();
break;
}
info = stx7200_pcm_player_2.dev.platform_data;
switch (config->pcm_player_2_routing) {
case stx7200_pcm_player_2_disabled:
/* Nothing to do... */
break;
case stx7200_pcm_player_2_auddig1:
info->pad_config = &stx7200_pcm_player_2_auddig1_pad_config;
break;
case stx7200_pcm_player_2_mii0:
info->pad_config = &stx7200_pcm_player_2_mii0_pad_config;
break;
default:
BUG();
break;
}
info = stx7200_pcm_player_3.dev.platform_data;
switch (config->pcm_player_3_routing) {
case stx7200_pcm_player_3_disabled:
/* Nothing to do... */
break;
case stx7200_pcm_player_3_aiddig0_auddig1:
info->pad_config = &stx7200_pcm_player_3_auddig01_pad_config;
break;
default:
BUG();
break;
}
}