linux/arch/arm/mach-s5pv210/dev-audio.c
Sangbeom Kim 2839cc1e7e ARM: SAMSUNG: Add platform device for idma
Exynos4 and S5PC110(S5PV210) has Internal dma(idma) in AUDSS.
To support idma, register idma platform device.
and Exynos4 and S5PC110 has different IDMA address.
TO handle different IDMA address, register idma platform data

Signed-off-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2011-07-21 14:12:19 +09:00

365 lines
7.5 KiB
C

/* linux/arch/arm/mach-s5pv210/dev-audio.c
*
* 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>
static const char *rclksrc[] = {
[0] = "busclk",
[1] = "i2sclk",
};
static int s5pv210_cfg_i2s(struct platform_device *pdev)
{
/* configure GPIO for i2s port */
switch (pdev->id) {
case 0:
s3c_gpio_cfgpin_range(S5PV210_GPI(0), 7, S3C_GPIO_SFN(2));
break;
case 1:
s3c_gpio_cfgpin_range(S5PV210_GPC0(0), 5, S3C_GPIO_SFN(2));
break;
case 2:
s3c_gpio_cfgpin_range(S5PV210_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 = s5pv210_cfg_i2s,
.type = {
.i2s = {
.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI
| QUIRK_NEED_RSTCLR,
.src_clk = rclksrc,
.idma_addr = S5PV210_AUDSS_INT_MEM,
},
},
};
static struct resource s5pv210_iis0_resource[] = {
[0] = {
.start = S5PV210_PA_IIS0,
.end = S5PV210_PA_IIS0 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMACH_I2S0_TX,
.end = DMACH_I2S0_TX,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = DMACH_I2S0_RX,
.end = DMACH_I2S0_RX,
.flags = IORESOURCE_DMA,
},
[3] = {
.start = DMACH_I2S0S_TX,
.end = DMACH_I2S0S_TX,
.flags = IORESOURCE_DMA,
},
};
struct platform_device s5pv210_device_iis0 = {
.name = "samsung-i2s",
.id = 0,
.num_resources = ARRAY_SIZE(s5pv210_iis0_resource),
.resource = s5pv210_iis0_resource,
.dev = {
.platform_data = &i2sv5_pdata,
},
};
static const char *rclksrc_v3[] = {
[0] = "iis",
[1] = "audio-bus",
};
static struct s3c_audio_pdata i2sv3_pdata = {
.cfg_gpio = s5pv210_cfg_i2s,
.type = {
.i2s = {
.src_clk = rclksrc_v3,
},
},
};
static struct resource s5pv210_iis1_resource[] = {
[0] = {
.start = S5PV210_PA_IIS1,
.end = S5PV210_PA_IIS1 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMACH_I2S1_TX,
.end = DMACH_I2S1_TX,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = DMACH_I2S1_RX,
.end = DMACH_I2S1_RX,
.flags = IORESOURCE_DMA,
},
};
struct platform_device s5pv210_device_iis1 = {
.name = "samsung-i2s",
.id = 1,
.num_resources = ARRAY_SIZE(s5pv210_iis1_resource),
.resource = s5pv210_iis1_resource,
.dev = {
.platform_data = &i2sv3_pdata,
},
};
static struct resource s5pv210_iis2_resource[] = {
[0] = {
.start = S5PV210_PA_IIS2,
.end = S5PV210_PA_IIS2 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMACH_I2S2_TX,
.end = DMACH_I2S2_TX,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = DMACH_I2S2_RX,
.end = DMACH_I2S2_RX,
.flags = IORESOURCE_DMA,
},
};
struct platform_device s5pv210_device_iis2 = {
.name = "samsung-i2s",
.id = 2,
.num_resources = ARRAY_SIZE(s5pv210_iis2_resource),
.resource = s5pv210_iis2_resource,
.dev = {
.platform_data = &i2sv3_pdata,
},
};
/* PCM Controller platform_devices */
static int s5pv210_pcm_cfg_gpio(struct platform_device *pdev)
{
switch (pdev->id) {
case 0:
s3c_gpio_cfgpin_range(S5PV210_GPI(0), 5, S3C_GPIO_SFN(3));
break;
case 1:
s3c_gpio_cfgpin_range(S5PV210_GPC0(0), 5, S3C_GPIO_SFN(3));
break;
case 2:
s3c_gpio_cfgpin_range(S5PV210_GPC1(0), 5, S3C_GPIO_SFN(2));
break;
default:
printk(KERN_DEBUG "Invalid PCM Controller number!");
return -EINVAL;
}
return 0;
}
static struct s3c_audio_pdata s3c_pcm_pdata = {
.cfg_gpio = s5pv210_pcm_cfg_gpio,
};
static struct resource s5pv210_pcm0_resource[] = {
[0] = {
.start = S5PV210_PA_PCM0,
.end = S5PV210_PA_PCM0 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMACH_PCM0_TX,
.end = DMACH_PCM0_TX,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = DMACH_PCM0_RX,
.end = DMACH_PCM0_RX,
.flags = IORESOURCE_DMA,
},
};
struct platform_device s5pv210_device_pcm0 = {
.name = "samsung-pcm",
.id = 0,
.num_resources = ARRAY_SIZE(s5pv210_pcm0_resource),
.resource = s5pv210_pcm0_resource,
.dev = {
.platform_data = &s3c_pcm_pdata,
},
};
static struct resource s5pv210_pcm1_resource[] = {
[0] = {
.start = S5PV210_PA_PCM1,
.end = S5PV210_PA_PCM1 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMACH_PCM1_TX,
.end = DMACH_PCM1_TX,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = DMACH_PCM1_RX,
.end = DMACH_PCM1_RX,
.flags = IORESOURCE_DMA,
},
};
struct platform_device s5pv210_device_pcm1 = {
.name = "samsung-pcm",
.id = 1,
.num_resources = ARRAY_SIZE(s5pv210_pcm1_resource),
.resource = s5pv210_pcm1_resource,
.dev = {
.platform_data = &s3c_pcm_pdata,
},
};
static struct resource s5pv210_pcm2_resource[] = {
[0] = {
.start = S5PV210_PA_PCM2,
.end = S5PV210_PA_PCM2 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMACH_PCM2_TX,
.end = DMACH_PCM2_TX,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = DMACH_PCM2_RX,
.end = DMACH_PCM2_RX,
.flags = IORESOURCE_DMA,
},
};
struct platform_device s5pv210_device_pcm2 = {
.name = "samsung-pcm",
.id = 2,
.num_resources = ARRAY_SIZE(s5pv210_pcm2_resource),
.resource = s5pv210_pcm2_resource,
.dev = {
.platform_data = &s3c_pcm_pdata,
},
};
/* AC97 Controller platform devices */
static int s5pv210_ac97_cfg_gpio(struct platform_device *pdev)
{
return s3c_gpio_cfgpin_range(S5PV210_GPC0(0), 5, S3C_GPIO_SFN(4));
}
static struct resource s5pv210_ac97_resource[] = {
[0] = {
.start = S5PV210_PA_AC97,
.end = S5PV210_PA_AC97 + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMACH_AC97_PCMOUT,
.end = DMACH_AC97_PCMOUT,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = DMACH_AC97_PCMIN,
.end = DMACH_AC97_PCMIN,
.flags = IORESOURCE_DMA,
},
[3] = {
.start = DMACH_AC97_MICIN,
.end = DMACH_AC97_MICIN,
.flags = IORESOURCE_DMA,
},
[4] = {
.start = IRQ_AC97,
.end = IRQ_AC97,
.flags = IORESOURCE_IRQ,
},
};
static struct s3c_audio_pdata s3c_ac97_pdata = {
.cfg_gpio = s5pv210_ac97_cfg_gpio,
};
static u64 s5pv210_ac97_dmamask = DMA_BIT_MASK(32);
struct platform_device s5pv210_device_ac97 = {
.name = "samsung-ac97",
.id = -1,
.num_resources = ARRAY_SIZE(s5pv210_ac97_resource),
.resource = s5pv210_ac97_resource,
.dev = {
.platform_data = &s3c_ac97_pdata,
.dma_mask = &s5pv210_ac97_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
/* S/PDIF Controller platform_device */
static int s5pv210_spdif_cfg_gpio(struct platform_device *pdev)
{
s3c_gpio_cfgpin_range(S5PV210_GPC1(0), 2, S3C_GPIO_SFN(3));
return 0;
}
static struct resource s5pv210_spdif_resource[] = {
[0] = {
.start = S5PV210_PA_SPDIF,
.end = S5PV210_PA_SPDIF + 0x100 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMACH_SPDIF,
.end = DMACH_SPDIF,
.flags = IORESOURCE_DMA,
},
};
static struct s3c_audio_pdata samsung_spdif_pdata = {
.cfg_gpio = s5pv210_spdif_cfg_gpio,
};
static u64 s5pv210_spdif_dmamask = DMA_BIT_MASK(32);
struct platform_device s5pv210_device_spdif = {
.name = "samsung-spdif",
.id = -1,
.num_resources = ARRAY_SIZE(s5pv210_spdif_resource),
.resource = s5pv210_spdif_resource,
.dev = {
.platform_data = &samsung_spdif_pdata,
.dma_mask = &s5pv210_spdif_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};