Call the AC97 controller devices found in S3C, S5P and newer SoCs as 'samsung-ac97' rather than 's3c-ac97'. Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
		
			
				
	
	
		
			347 lines
		
	
	
	
		
			7.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			347 lines
		
	
	
	
		
			7.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
/* linux/arch/arm/mach-s5pc100/dev-audio.c
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 *
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 * Copyright (c) 2010 Samsung Electronics Co. Ltd
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 *	Jaswinder Singh <jassi.brar@samsung.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License version 2 as
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 * published by the Free Software Foundation.
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 */
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#include <linux/platform_device.h>
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#include <linux/dma-mapping.h>
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#include <linux/gpio.h>
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#include <plat/gpio-cfg.h>
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#include <plat/audio.h>
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#include <mach/map.h>
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#include <mach/dma.h>
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#include <mach/irqs.h>
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static int s5pc100_cfg_i2s(struct platform_device *pdev)
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{
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	/* configure GPIO for i2s port */
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	switch (pdev->id) {
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	case 0: /* Dedicated pins */
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		break;
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	case 1:
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		s3c_gpio_cfgpin_range(S5PC100_GPC(0), 5, S3C_GPIO_SFN(2));
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		break;
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	case 2:
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		s3c_gpio_cfgpin_range(S5PC100_GPG3(0), 5, S3C_GPIO_SFN(4));
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		break;
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	default:
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		printk(KERN_ERR "Invalid Device %d\n", pdev->id);
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		return -EINVAL;
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	}
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	return 0;
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}
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static const char *rclksrc_v5[] = {
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	[0] = "iis",
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	[1] = "i2sclkd2",
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};
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static struct s3c_audio_pdata i2sv5_pdata = {
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	.cfg_gpio = s5pc100_cfg_i2s,
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	.type = {
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		.i2s = {
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			.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI
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					 | QUIRK_NEED_RSTCLR,
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			.src_clk = rclksrc_v5,
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		},
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	},
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};
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static struct resource s5pc100_iis0_resource[] = {
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	[0] = {
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		.start = S5PC100_PA_I2S0,
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		.end   = S5PC100_PA_I2S0 + 0x100 - 1,
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		.flags = IORESOURCE_MEM,
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	},
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	[1] = {
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		.start = DMACH_I2S0_TX,
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		.end   = DMACH_I2S0_TX,
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		.flags = IORESOURCE_DMA,
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	},
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	[2] = {
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		.start = DMACH_I2S0_RX,
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		.end   = DMACH_I2S0_RX,
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		.flags = IORESOURCE_DMA,
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	},
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	[3] = {
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		.start = DMACH_I2S0S_TX,
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		.end = DMACH_I2S0S_TX,
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		.flags = IORESOURCE_DMA,
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	},
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};
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struct platform_device s5pc100_device_iis0 = {
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	.name = "samsung-i2s",
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	.id = 0,
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	.num_resources	  = ARRAY_SIZE(s5pc100_iis0_resource),
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	.resource	  = s5pc100_iis0_resource,
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	.dev = {
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		.platform_data = &i2sv5_pdata,
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	},
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};
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static const char *rclksrc_v3[] = {
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	[0] = "iis",
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	[1] = "sclk_audio",
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};
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static struct s3c_audio_pdata i2sv3_pdata = {
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	.cfg_gpio = s5pc100_cfg_i2s,
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	.type = {
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		.i2s = {
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			.src_clk = rclksrc_v3,
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		},
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	},
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};
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static struct resource s5pc100_iis1_resource[] = {
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	[0] = {
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		.start = S5PC100_PA_I2S1,
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		.end   = S5PC100_PA_I2S1 + 0x100 - 1,
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		.flags = IORESOURCE_MEM,
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	},
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	[1] = {
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		.start = DMACH_I2S1_TX,
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		.end   = DMACH_I2S1_TX,
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		.flags = IORESOURCE_DMA,
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	},
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	[2] = {
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		.start = DMACH_I2S1_RX,
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		.end   = DMACH_I2S1_RX,
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		.flags = IORESOURCE_DMA,
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	},
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};
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struct platform_device s5pc100_device_iis1 = {
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	.name		  = "samsung-i2s",
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	.id		  = 1,
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	.num_resources	  = ARRAY_SIZE(s5pc100_iis1_resource),
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	.resource	  = s5pc100_iis1_resource,
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	.dev = {
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		.platform_data = &i2sv3_pdata,
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	},
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};
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static struct resource s5pc100_iis2_resource[] = {
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	[0] = {
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		.start = S5PC100_PA_I2S2,
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		.end   = S5PC100_PA_I2S2 + 0x100 - 1,
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		.flags = IORESOURCE_MEM,
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	},
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	[1] = {
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		.start = DMACH_I2S2_TX,
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		.end   = DMACH_I2S2_TX,
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		.flags = IORESOURCE_DMA,
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	},
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	[2] = {
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		.start = DMACH_I2S2_RX,
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		.end   = DMACH_I2S2_RX,
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		.flags = IORESOURCE_DMA,
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	},
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};
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struct platform_device s5pc100_device_iis2 = {
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	.name		  = "samsung-i2s",
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	.id		  = 2,
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	.num_resources	  = ARRAY_SIZE(s5pc100_iis2_resource),
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	.resource	  = s5pc100_iis2_resource,
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	.dev = {
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		.platform_data = &i2sv3_pdata,
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	},
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};
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/* PCM Controller platform_devices */
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static int s5pc100_pcm_cfg_gpio(struct platform_device *pdev)
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{
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	switch (pdev->id) {
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	case 0:
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		s3c_gpio_cfgpin_range(S5PC100_GPG3(0), 5, S3C_GPIO_SFN(5));
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		break;
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	case 1:
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		s3c_gpio_cfgpin_range(S5PC100_GPC(0), 5, S3C_GPIO_SFN(3));
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		break;
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	default:
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		printk(KERN_DEBUG "Invalid PCM Controller number!");
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		return -EINVAL;
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	}
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	return 0;
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}
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static struct s3c_audio_pdata s3c_pcm_pdata = {
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	.cfg_gpio = s5pc100_pcm_cfg_gpio,
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};
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static struct resource s5pc100_pcm0_resource[] = {
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	[0] = {
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		.start = S5PC100_PA_PCM0,
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		.end   = S5PC100_PA_PCM0 + 0x100 - 1,
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		.flags = IORESOURCE_MEM,
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	},
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	[1] = {
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		.start = DMACH_PCM0_TX,
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		.end   = DMACH_PCM0_TX,
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		.flags = IORESOURCE_DMA,
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	},
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	[2] = {
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		.start = DMACH_PCM0_RX,
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		.end   = DMACH_PCM0_RX,
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		.flags = IORESOURCE_DMA,
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	},
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};
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struct platform_device s5pc100_device_pcm0 = {
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	.name		  = "samsung-pcm",
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	.id		  = 0,
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	.num_resources	  = ARRAY_SIZE(s5pc100_pcm0_resource),
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	.resource	  = s5pc100_pcm0_resource,
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	.dev = {
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		.platform_data = &s3c_pcm_pdata,
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	},
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};
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static struct resource s5pc100_pcm1_resource[] = {
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	[0] = {
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		.start = S5PC100_PA_PCM1,
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		.end   = S5PC100_PA_PCM1 + 0x100 - 1,
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		.flags = IORESOURCE_MEM,
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	},
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	[1] = {
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		.start = DMACH_PCM1_TX,
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		.end   = DMACH_PCM1_TX,
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		.flags = IORESOURCE_DMA,
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	},
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	[2] = {
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		.start = DMACH_PCM1_RX,
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		.end   = DMACH_PCM1_RX,
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		.flags = IORESOURCE_DMA,
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	},
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};
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struct platform_device s5pc100_device_pcm1 = {
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	.name		  = "samsung-pcm",
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	.id		  = 1,
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	.num_resources	  = ARRAY_SIZE(s5pc100_pcm1_resource),
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	.resource	  = s5pc100_pcm1_resource,
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	.dev = {
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		.platform_data = &s3c_pcm_pdata,
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	},
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};
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/* AC97 Controller platform devices */
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static int s5pc100_ac97_cfg_gpio(struct platform_device *pdev)
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{
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	return s3c_gpio_cfgpin_range(S5PC100_GPC(0), 5, S3C_GPIO_SFN(4));
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}
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static struct resource s5pc100_ac97_resource[] = {
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	[0] = {
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		.start = S5PC100_PA_AC97,
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		.end   = S5PC100_PA_AC97 + 0x100 - 1,
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		.flags = IORESOURCE_MEM,
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	},
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	[1] = {
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		.start = DMACH_AC97_PCMOUT,
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		.end   = DMACH_AC97_PCMOUT,
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		.flags = IORESOURCE_DMA,
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	},
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	[2] = {
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		.start = DMACH_AC97_PCMIN,
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		.end   = DMACH_AC97_PCMIN,
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		.flags = IORESOURCE_DMA,
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	},
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	[3] = {
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		.start = DMACH_AC97_MICIN,
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		.end   = DMACH_AC97_MICIN,
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		.flags = IORESOURCE_DMA,
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	},
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	[4] = {
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		.start = IRQ_AC97,
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		.end   = IRQ_AC97,
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		.flags = IORESOURCE_IRQ,
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	},
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};
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static struct s3c_audio_pdata s3c_ac97_pdata = {
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	.cfg_gpio = s5pc100_ac97_cfg_gpio,
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};
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static u64 s5pc100_ac97_dmamask = DMA_BIT_MASK(32);
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struct platform_device s5pc100_device_ac97 = {
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	.name		  = "samsung-ac97",
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	.id		  = -1,
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	.num_resources	  = ARRAY_SIZE(s5pc100_ac97_resource),
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	.resource	  = s5pc100_ac97_resource,
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	.dev = {
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		.platform_data = &s3c_ac97_pdata,
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		.dma_mask = &s5pc100_ac97_dmamask,
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		.coherent_dma_mask = DMA_BIT_MASK(32),
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	},
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};
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/* S/PDIF Controller platform_device */
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static int s5pc100_spdif_cfg_gpd(struct platform_device *pdev)
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{
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	s3c_gpio_cfgpin_range(S5PC100_GPD(5), 2, S3C_GPIO_SFN(3));
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	return 0;
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}
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static int s5pc100_spdif_cfg_gpg3(struct platform_device *pdev)
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{
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	s3c_gpio_cfgpin_range(S5PC100_GPG3(5), 2, S3C_GPIO_SFN(3));
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	return 0;
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}
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static struct resource s5pc100_spdif_resource[] = {
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	[0] = {
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		.start	= S5PC100_PA_SPDIF,
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		.end	= S5PC100_PA_SPDIF + 0x100 - 1,
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		.flags	= IORESOURCE_MEM,
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	},
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	[1] = {
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		.start	= DMACH_SPDIF,
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		.end	= DMACH_SPDIF,
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		.flags	= IORESOURCE_DMA,
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	},
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};
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static struct s3c_audio_pdata s5p_spdif_pdata = {
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	.cfg_gpio = s5pc100_spdif_cfg_gpd,
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};
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static u64 s5pc100_spdif_dmamask = DMA_BIT_MASK(32);
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struct platform_device s5pc100_device_spdif = {
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	.name		= "samsung-spdif",
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	.id		= -1,
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	.num_resources	= ARRAY_SIZE(s5pc100_spdif_resource),
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	.resource	= s5pc100_spdif_resource,
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	.dev = {
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		.platform_data = &s5p_spdif_pdata,
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		.dma_mask = &s5pc100_spdif_dmamask,
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		.coherent_dma_mask = DMA_BIT_MASK(32),
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	},
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};
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void __init s5pc100_spdif_setup_gpio(int gpio)
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{
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	if (gpio == S5PC100_SPDIF_GPD)
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		s5p_spdif_pdata.cfg_gpio = s5pc100_spdif_cfg_gpd;
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	else
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		s5p_spdif_pdata.cfg_gpio = s5pc100_spdif_cfg_gpg3;
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}
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