mirror of
https://github.com/torvalds/linux.git
synced 2024-12-24 11:51:27 +00:00
d1e819e57b
Signed-off-by: Tushar Behera <tushar.behera@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
266 lines
6.2 KiB
C
266 lines
6.2 KiB
C
/* linux/arch/arm/mach-exynos4/dev-audio.c
|
|
*
|
|
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
|
|
* http://www.samsung.com
|
|
*
|
|
* Copyright (c) 2010 Samsung Electronics Co. Ltd
|
|
* Jaswinder Singh <jassi.brar@samsung.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/platform_device.h>
|
|
#include <linux/dma-mapping.h>
|
|
#include <linux/gpio.h>
|
|
|
|
#include <plat/gpio-cfg.h>
|
|
#include <plat/audio.h>
|
|
|
|
#include <mach/map.h>
|
|
#include <mach/dma.h>
|
|
#include <mach/irqs.h>
|
|
#include <mach/regs-audss.h>
|
|
|
|
static const char *rclksrc[] = {
|
|
[0] = "busclk",
|
|
[1] = "i2sclk",
|
|
};
|
|
|
|
static int exynos4_cfg_i2s(struct platform_device *pdev)
|
|
{
|
|
/* configure GPIO for i2s port */
|
|
switch (pdev->id) {
|
|
case 0:
|
|
s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 7, S3C_GPIO_SFN(2));
|
|
break;
|
|
case 1:
|
|
s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(2));
|
|
break;
|
|
case 2:
|
|
s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(4));
|
|
break;
|
|
default:
|
|
printk(KERN_ERR "Invalid Device %d\n", pdev->id);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct s3c_audio_pdata i2sv5_pdata = {
|
|
.cfg_gpio = exynos4_cfg_i2s,
|
|
.type = {
|
|
.i2s = {
|
|
.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI
|
|
| QUIRK_NEED_RSTCLR,
|
|
.src_clk = rclksrc,
|
|
.idma_addr = EXYNOS4_AUDSS_INT_MEM,
|
|
},
|
|
},
|
|
};
|
|
|
|
static struct resource exynos4_i2s0_resource[] = {
|
|
[0] = DEFINE_RES_MEM(EXYNOS4_PA_I2S0, SZ_256),
|
|
[1] = DEFINE_RES_DMA(DMACH_I2S0_TX),
|
|
[2] = DEFINE_RES_DMA(DMACH_I2S0_RX),
|
|
[3] = DEFINE_RES_DMA(DMACH_I2S0S_TX),
|
|
};
|
|
|
|
struct platform_device exynos4_device_i2s0 = {
|
|
.name = "samsung-i2s",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(exynos4_i2s0_resource),
|
|
.resource = exynos4_i2s0_resource,
|
|
.dev = {
|
|
.platform_data = &i2sv5_pdata,
|
|
},
|
|
};
|
|
|
|
static const char *rclksrc_v3[] = {
|
|
[0] = "sclk_i2s",
|
|
[1] = "no_such_clock",
|
|
};
|
|
|
|
static struct s3c_audio_pdata i2sv3_pdata = {
|
|
.cfg_gpio = exynos4_cfg_i2s,
|
|
.type = {
|
|
.i2s = {
|
|
.quirks = QUIRK_NO_MUXPSR,
|
|
.src_clk = rclksrc_v3,
|
|
},
|
|
},
|
|
};
|
|
|
|
static struct resource exynos4_i2s1_resource[] = {
|
|
[0] = DEFINE_RES_MEM(EXYNOS4_PA_I2S1, SZ_256),
|
|
[1] = DEFINE_RES_DMA(DMACH_I2S1_TX),
|
|
[2] = DEFINE_RES_DMA(DMACH_I2S1_RX),
|
|
};
|
|
|
|
struct platform_device exynos4_device_i2s1 = {
|
|
.name = "samsung-i2s",
|
|
.id = 1,
|
|
.num_resources = ARRAY_SIZE(exynos4_i2s1_resource),
|
|
.resource = exynos4_i2s1_resource,
|
|
.dev = {
|
|
.platform_data = &i2sv3_pdata,
|
|
},
|
|
};
|
|
|
|
static struct resource exynos4_i2s2_resource[] = {
|
|
[0] = DEFINE_RES_MEM(EXYNOS4_PA_I2S2, SZ_256),
|
|
[1] = DEFINE_RES_DMA(DMACH_I2S2_TX),
|
|
[2] = DEFINE_RES_DMA(DMACH_I2S2_RX),
|
|
};
|
|
|
|
struct platform_device exynos4_device_i2s2 = {
|
|
.name = "samsung-i2s",
|
|
.id = 2,
|
|
.num_resources = ARRAY_SIZE(exynos4_i2s2_resource),
|
|
.resource = exynos4_i2s2_resource,
|
|
.dev = {
|
|
.platform_data = &i2sv3_pdata,
|
|
},
|
|
};
|
|
|
|
/* PCM Controller platform_devices */
|
|
|
|
static int exynos4_pcm_cfg_gpio(struct platform_device *pdev)
|
|
{
|
|
switch (pdev->id) {
|
|
case 0:
|
|
s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 5, S3C_GPIO_SFN(3));
|
|
break;
|
|
case 1:
|
|
s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(3));
|
|
break;
|
|
case 2:
|
|
s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(3));
|
|
break;
|
|
default:
|
|
printk(KERN_DEBUG "Invalid PCM Controller number!");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct s3c_audio_pdata s3c_pcm_pdata = {
|
|
.cfg_gpio = exynos4_pcm_cfg_gpio,
|
|
};
|
|
|
|
static struct resource exynos4_pcm0_resource[] = {
|
|
[0] = DEFINE_RES_MEM(EXYNOS4_PA_PCM0, SZ_256),
|
|
[1] = DEFINE_RES_DMA(DMACH_PCM0_TX),
|
|
[2] = DEFINE_RES_DMA(DMACH_PCM0_RX),
|
|
};
|
|
|
|
struct platform_device exynos4_device_pcm0 = {
|
|
.name = "samsung-pcm",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(exynos4_pcm0_resource),
|
|
.resource = exynos4_pcm0_resource,
|
|
.dev = {
|
|
.platform_data = &s3c_pcm_pdata,
|
|
},
|
|
};
|
|
|
|
static struct resource exynos4_pcm1_resource[] = {
|
|
[0] = DEFINE_RES_MEM(EXYNOS4_PA_PCM1, SZ_256),
|
|
[1] = DEFINE_RES_DMA(DMACH_PCM1_TX),
|
|
[2] = DEFINE_RES_DMA(DMACH_PCM1_RX),
|
|
};
|
|
|
|
struct platform_device exynos4_device_pcm1 = {
|
|
.name = "samsung-pcm",
|
|
.id = 1,
|
|
.num_resources = ARRAY_SIZE(exynos4_pcm1_resource),
|
|
.resource = exynos4_pcm1_resource,
|
|
.dev = {
|
|
.platform_data = &s3c_pcm_pdata,
|
|
},
|
|
};
|
|
|
|
static struct resource exynos4_pcm2_resource[] = {
|
|
[0] = DEFINE_RES_MEM(EXYNOS4_PA_PCM2, SZ_256),
|
|
[1] = DEFINE_RES_DMA(DMACH_PCM2_TX),
|
|
[2] = DEFINE_RES_DMA(DMACH_PCM2_RX),
|
|
};
|
|
|
|
struct platform_device exynos4_device_pcm2 = {
|
|
.name = "samsung-pcm",
|
|
.id = 2,
|
|
.num_resources = ARRAY_SIZE(exynos4_pcm2_resource),
|
|
.resource = exynos4_pcm2_resource,
|
|
.dev = {
|
|
.platform_data = &s3c_pcm_pdata,
|
|
},
|
|
};
|
|
|
|
/* AC97 Controller platform devices */
|
|
|
|
static int exynos4_ac97_cfg_gpio(struct platform_device *pdev)
|
|
{
|
|
return s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(4));
|
|
}
|
|
|
|
static struct resource exynos4_ac97_resource[] = {
|
|
[0] = DEFINE_RES_MEM(EXYNOS4_PA_AC97, SZ_256),
|
|
[1] = DEFINE_RES_DMA(DMACH_AC97_PCMOUT),
|
|
[2] = DEFINE_RES_DMA(DMACH_AC97_PCMIN),
|
|
[3] = DEFINE_RES_DMA(DMACH_AC97_MICIN),
|
|
[4] = DEFINE_RES_IRQ(EXYNOS4_IRQ_AC97),
|
|
};
|
|
|
|
static struct s3c_audio_pdata s3c_ac97_pdata = {
|
|
.cfg_gpio = exynos4_ac97_cfg_gpio,
|
|
};
|
|
|
|
static u64 exynos4_ac97_dmamask = DMA_BIT_MASK(32);
|
|
|
|
struct platform_device exynos4_device_ac97 = {
|
|
.name = "samsung-ac97",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(exynos4_ac97_resource),
|
|
.resource = exynos4_ac97_resource,
|
|
.dev = {
|
|
.platform_data = &s3c_ac97_pdata,
|
|
.dma_mask = &exynos4_ac97_dmamask,
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
},
|
|
};
|
|
|
|
/* S/PDIF Controller platform_device */
|
|
|
|
static int exynos4_spdif_cfg_gpio(struct platform_device *pdev)
|
|
{
|
|
s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 2, S3C_GPIO_SFN(4));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct resource exynos4_spdif_resource[] = {
|
|
[0] = DEFINE_RES_MEM(EXYNOS4_PA_SPDIF, SZ_256),
|
|
[1] = DEFINE_RES_DMA(DMACH_SPDIF),
|
|
};
|
|
|
|
static struct s3c_audio_pdata samsung_spdif_pdata = {
|
|
.cfg_gpio = exynos4_spdif_cfg_gpio,
|
|
};
|
|
|
|
static u64 exynos4_spdif_dmamask = DMA_BIT_MASK(32);
|
|
|
|
struct platform_device exynos4_device_spdif = {
|
|
.name = "samsung-spdif",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(exynos4_spdif_resource),
|
|
.resource = exynos4_spdif_resource,
|
|
.dev = {
|
|
.platform_data = &samsung_spdif_pdata,
|
|
.dma_mask = &exynos4_spdif_dmamask,
|
|
.coherent_dma_mask = DMA_BIT_MASK(32),
|
|
},
|
|
};
|