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/* linux/arch/arm/mach-s5p64x0/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] = "iis",
[1] = "sclk_audio2",
};
static int s5p6440_cfg_i2s(struct platform_device *pdev)
{
switch (pdev->id) {
case 0:
s3c_gpio_cfgpin_range(S5P6440_GPC(4), 2, S3C_GPIO_SFN(5));
s3c_gpio_cfgpin(S5P6440_GPC(7), S3C_GPIO_SFN(5));
s3c_gpio_cfgpin_range(S5P6440_GPH(6), 4, S3C_GPIO_SFN(5));
break;
default:
printk(KERN_ERR "Invalid Device %d\n", pdev->id);
return -EINVAL;
}
return 0;
}
static struct s3c_audio_pdata s5p6440_i2s_pdata = {
.cfg_gpio = s5p6440_cfg_i2s,
.type = {
.i2s = {
.quirks = QUIRK_PRI_6CHAN,
.src_clk = rclksrc,
},
},
};
static struct resource s5p64x0_i2s0_resource[] = {
[0] = DEFINE_RES_MEM(S5P64X0_PA_I2S, SZ_256),
[1] = DEFINE_RES_DMA(DMACH_I2S0_TX),
[2] = DEFINE_RES_DMA(DMACH_I2S0_RX),
};
struct platform_device s5p6440_device_iis = {
.name = "samsung-i2s",
.id = 0,
.num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource),
.resource = s5p64x0_i2s0_resource,
.dev = {
.platform_data = &s5p6440_i2s_pdata,
},
};
static int s5p6450_cfg_i2s(struct platform_device *pdev)
{
switch (pdev->id) {
case 0:
s3c_gpio_cfgpin_range(S5P6450_GPR(4), 5, S3C_GPIO_SFN(5));
s3c_gpio_cfgpin_range(S5P6450_GPR(13), 2, S3C_GPIO_SFN(5));
break;
case 1:
s3c_gpio_cfgpin(S5P6440_GPB(4), S3C_GPIO_SFN(5));
s3c_gpio_cfgpin_range(S5P6450_GPC(0), 4, S3C_GPIO_SFN(5));
break;
case 2:
s3c_gpio_cfgpin_range(S5P6450_GPK(0), 5, S3C_GPIO_SFN(5));
break;
default:
printk(KERN_ERR "Invalid Device %d\n", pdev->id);
return -EINVAL;
}
return 0;
}
static struct s3c_audio_pdata s5p6450_i2s0_pdata = {
.cfg_gpio = s5p6450_cfg_i2s,
.type = {
.i2s = {
.quirks = QUIRK_PRI_6CHAN,
.src_clk = rclksrc,
},
},
};
struct platform_device s5p6450_device_iis0 = {
.name = "samsung-i2s",
.id = 0,
.num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource),
.resource = s5p64x0_i2s0_resource,
.dev = {
.platform_data = &s5p6450_i2s0_pdata,
},
};
static struct s3c_audio_pdata s5p6450_i2s_pdata = {
.cfg_gpio = s5p6450_cfg_i2s,
.type = {
.i2s = {
.src_clk = rclksrc,
},
},
};
static struct resource s5p6450_i2s1_resource[] = {
[0] = DEFINE_RES_MEM(S5P6450_PA_I2S1, SZ_256),
[1] = DEFINE_RES_DMA(DMACH_I2S1_TX),
[2] = DEFINE_RES_DMA(DMACH_I2S1_RX),
};
struct platform_device s5p6450_device_iis1 = {
.name = "samsung-i2s",
.id = 1,
.num_resources = ARRAY_SIZE(s5p6450_i2s1_resource),
.resource = s5p6450_i2s1_resource,
.dev = {
.platform_data = &s5p6450_i2s_pdata,
},
};
static struct resource s5p6450_i2s2_resource[] = {
[0] = DEFINE_RES_MEM(S5P6450_PA_I2S2, SZ_256),
[1] = DEFINE_RES_DMA(DMACH_I2S2_TX),
[2] = DEFINE_RES_DMA(DMACH_I2S2_RX),
};
struct platform_device s5p6450_device_iis2 = {
.name = "samsung-i2s",
.id = 2,
.num_resources = ARRAY_SIZE(s5p6450_i2s2_resource),
.resource = s5p6450_i2s2_resource,
.dev = {
.platform_data = &s5p6450_i2s_pdata,
},
};
/* PCM Controller platform_devices */
static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev)
{
switch (pdev->id) {
case 0:
s3c_gpio_cfgpin_range(S5P6440_GPR(6), 3, S3C_GPIO_SFN(2));
s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(2));
break;
default:
printk(KERN_DEBUG "Invalid PCM Controller number!");
return -EINVAL;
}
return 0;
}
static struct s3c_audio_pdata s5p6440_pcm_pdata = {
.cfg_gpio = s5p6440_pcm_cfg_gpio,
};
static struct resource s5p6440_pcm0_resource[] = {
[0] = DEFINE_RES_MEM(S5P64X0_PA_PCM, SZ_256),
[1] = DEFINE_RES_DMA(DMACH_PCM0_TX),
[2] = DEFINE_RES_DMA(DMACH_PCM0_RX),
};
struct platform_device s5p6440_device_pcm = {
.name = "samsung-pcm",
.id = 0,
.num_resources = ARRAY_SIZE(s5p6440_pcm0_resource),
.resource = s5p6440_pcm0_resource,
.dev = {
.platform_data = &s5p6440_pcm_pdata,
},
};
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