[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / arm / mach-s3c64xx / dev-audio.c

/* linux/arch/arm/plat-s3c/dev-audio.c
 *
 * Copyright 2009 Wolfson Microelectronics
 *      Mark Brown <broonie@opensource.wolfsonmicro.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/kernel.h>
#include <linux/string.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/gpio.h>
#include <linux/export.h>

#include <mach/irqs.h>
#include <mach/map.h>
#include <mach/dma.h>

#include <plat/devs.h>
#include <linux/platform_data/asoc-s3c.h>
#include <plat/gpio-cfg.h>

static const char *rclksrc[] = {
	[0] = "iis",
	[1] = "audio-bus",
};

static int s3c64xx_i2s_cfg_gpio(struct platform_device *pdev)
{
	unsigned int base;

	switch (pdev->id) {
	case 0:
		base = S3C64XX_GPD(0);
		break;
	case 1:
		base = S3C64XX_GPE(0);
		break;
	case 2:
		s3c_gpio_cfgpin(S3C64XX_GPC(4), S3C_GPIO_SFN(5));
		s3c_gpio_cfgpin(S3C64XX_GPC(5), S3C_GPIO_SFN(5));
		s3c_gpio_cfgpin(S3C64XX_GPC(7), S3C_GPIO_SFN(5));
		s3c_gpio_cfgpin_range(S3C64XX_GPH(6), 4, S3C_GPIO_SFN(5));
		return 0;
	default:
		printk(KERN_DEBUG "Invalid I2S Controller number: %d\n",
			pdev->id);
		return -EINVAL;
	}

	s3c_gpio_cfgpin_range(base, 5, S3C_GPIO_SFN(3));

	return 0;
}

static struct resource s3c64xx_iis0_resource[] = {
	[0] = DEFINE_RES_MEM(S3C64XX_PA_IIS0, SZ_256),
	[1] = DEFINE_RES_DMA(DMACH_I2S0_OUT),
	[2] = DEFINE_RES_DMA(DMACH_I2S0_IN),
};

static struct s3c_audio_pdata i2sv3_pdata = {
	.cfg_gpio = s3c64xx_i2s_cfg_gpio,
	.type = {
		.i2s = {
			.src_clk = rclksrc,
		},
	},
};

struct platform_device s3c64xx_device_iis0 = {
	.name		  = "samsung-i2s",
	.id		  = 0,
	.num_resources	  = ARRAY_SIZE(s3c64xx_iis0_resource),
	.resource	  = s3c64xx_iis0_resource,
	.dev = {
		.platform_data = &i2sv3_pdata,
	},
};
EXPORT_SYMBOL(s3c64xx_device_iis0);

static struct resource s3c64xx_iis1_resource[] = {
	[0] = DEFINE_RES_MEM(S3C64XX_PA_IIS1, SZ_256),
	[1] = DEFINE_RES_DMA(DMACH_I2S1_OUT),
	[2] = DEFINE_RES_DMA(DMACH_I2S1_IN),
};

struct platform_device s3c64xx_device_iis1 = {
	.name		  = "samsung-i2s",
	.id		  = 1,
	.num_resources	  = ARRAY_SIZE(s3c64xx_iis1_resource),
	.resource	  = s3c64xx_iis1_resource,
	.dev = {
		.platform_data = &i2sv3_pdata,
	},
};
EXPORT_SYMBOL(s3c64xx_device_iis1);

static struct resource s3c64xx_iisv4_resource[] = {
	[0] = DEFINE_RES_MEM(S3C64XX_PA_IISV4, SZ_256),
	[1] = DEFINE_RES_DMA(DMACH_HSI_I2SV40_TX),
	[2] = DEFINE_RES_DMA(DMACH_HSI_I2SV40_RX),
};

static struct s3c_audio_pdata i2sv4_pdata = {
	.cfg_gpio = s3c64xx_i2s_cfg_gpio,
	.type = {
		.i2s = {
			.quirks = QUIRK_PRI_6CHAN,
			.src_clk = rclksrc,
		},
	},
};

struct platform_device s3c64xx_device_iisv4 = {
	.name = "samsung-i2s",
	.id = 2,
	.num_resources	  = ARRAY_SIZE(s3c64xx_iisv4_resource),
	.resource	  = s3c64xx_iisv4_resource,
	.dev = {
		.platform_data = &i2sv4_pdata,
	},
};
EXPORT_SYMBOL(s3c64xx_device_iisv4);


/* PCM Controller platform_devices */

static int s3c64xx_pcm_cfg_gpio(struct platform_device *pdev)
{
	unsigned int base;

	switch (pdev->id) {
	case 0:
		base = S3C64XX_GPD(0);
		break;
	case 1:
		base = S3C64XX_GPE(0);
		break;
	default:
		printk(KERN_DEBUG "Invalid PCM Controller number: %d\n",
			pdev->id);
		return -EINVAL;
	}

	s3c_gpio_cfgpin_range(base, 5, S3C_GPIO_SFN(2));
	return 0;
}

static struct resource s3c64xx_pcm0_resource[] = {
	[0] = DEFINE_RES_MEM(S3C64XX_PA_PCM0, SZ_256),
	[1] = DEFINE_RES_DMA(DMACH_PCM0_TX),
	[2] = DEFINE_RES_DMA(DMACH_PCM0_RX),
};

static struct s3c_audio_pdata s3c_pcm0_pdata = {
	.cfg_gpio = s3c64xx_pcm_cfg_gpio,
};

struct platform_device s3c64xx_device_pcm0 = {
	.name		  = "samsung-pcm",
	.id		  = 0,
	.num_resources	  = ARRAY_SIZE(s3c64xx_pcm0_resource),
	.resource	  = s3c64xx_pcm0_resource,
	.dev = {
		.platform_data = &s3c_pcm0_pdata,
	},
};
EXPORT_SYMBOL(s3c64xx_device_pcm0);

static struct resource s3c64xx_pcm1_resource[] = {
	[0] = DEFINE_RES_MEM(S3C64XX_PA_PCM1, SZ_256),
	[1] = DEFINE_RES_DMA(DMACH_PCM1_TX),
	[2] = DEFINE_RES_DMA(DMACH_PCM1_RX),
};

static struct s3c_audio_pdata s3c_pcm1_pdata = {
	.cfg_gpio = s3c64xx_pcm_cfg_gpio,
};

struct platform_device s3c64xx_device_pcm1 = {
	.name		  = "samsung-pcm",
	.id		  = 1,
	.num_resources	  = ARRAY_SIZE(s3c64xx_pcm1_resource),
	.resource	  = s3c64xx_pcm1_resource,
	.dev = {
		.platform_data = &s3c_pcm1_pdata,
	},
};
EXPORT_SYMBOL(s3c64xx_device_pcm1);

/* AC97 Controller platform devices */

static int s3c64xx_ac97_cfg_gpd(struct platform_device *pdev)
{
	return s3c_gpio_cfgpin_range(S3C64XX_GPD(0), 5, S3C_GPIO_SFN(4));
}

static int s3c64xx_ac97_cfg_gpe(struct platform_device *pdev)
{
	return s3c_gpio_cfgpin_range(S3C64XX_GPE(0), 5, S3C_GPIO_SFN(4));
}

static struct resource s3c64xx_ac97_resource[] = {
	[0] = DEFINE_RES_MEM(S3C64XX_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(IRQ_AC97),
};

static struct s3c_audio_pdata s3c_ac97_pdata;

static u64 s3c64xx_ac97_dmamask = DMA_BIT_MASK(32);

struct platform_device s3c64xx_device_ac97 = {
	.name		  = "samsung-ac97",
	.id		  = -1,
	.num_resources	  = ARRAY_SIZE(s3c64xx_ac97_resource),
	.resource	  = s3c64xx_ac97_resource,
	.dev = {
		.platform_data = &s3c_ac97_pdata,
		.dma_mask = &s3c64xx_ac97_dmamask,
		.coherent_dma_mask = DMA_BIT_MASK(32),
	},
};
EXPORT_SYMBOL(s3c64xx_device_ac97);

void __init s3c64xx_ac97_setup_gpio(int num)
{
	if (num == S3C64XX_AC97_GPD)
		s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpd;
	else
		s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpe;
}
Commit	Line	Data
52da219e MB	1	/* linux/arch/arm/plat-s3c/dev-audio.c
	2	*
	3	* Copyright 2009 Wolfson Microelectronics
	4	* Mark Brown <broonie@opensource.wolfsonmicro.com>
	5	*
52da219e MB	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License version 2 as
	8	* published by the Free Software Foundation.
	9	*/
	10
	11	#include <linux/kernel.h>
	12	#include <linux/string.h>
	13	#include <linux/platform_device.h>
de6985be	14	#include <linux/dma-mapping.h>
1c739c7f	15	#include <linux/gpio.h>
dc28094b	16	#include <linux/export.h>
52da219e MB	17
	18	#include <mach/irqs.h>
	19	#include <mach/map.h>
acf1aef9	20	#include <mach/dma.h>
52da219e MB	21
52da219e MB	22	#include <plat/devs.h>
436d42c6	23	#include <linux/platform_data/asoc-s3c.h>
acf1aef9	24	#include <plat/gpio-cfg.h>
52da219e	25
6a62bee2 JB	26	static const char *rclksrc[] = {
	27	[0] = "iis",
	28	[1] = "audio-bus",
	29	};
	30
	31	static int s3c64xx_i2s_cfg_gpio(struct platform_device *pdev)
71269364	32	{
2618b555 BD	33	unsigned int base;
2618b555 BD	34
71269364 JB	35	switch (pdev->id) {
71269364 JB	36	case 0:
2618b555	37	base = S3C64XX_GPD(0);
71269364 JB	38	break;
71269364 JB	39	case 1:
2618b555	40	base = S3C64XX_GPE(0);
e4b6b74f	41	break;
6a62bee2 JB	42	case 2:
	43	s3c_gpio_cfgpin(S3C64XX_GPC(4), S3C_GPIO_SFN(5));
	44	s3c_gpio_cfgpin(S3C64XX_GPC(5), S3C_GPIO_SFN(5));
	45	s3c_gpio_cfgpin(S3C64XX_GPC(7), S3C_GPIO_SFN(5));
	46	s3c_gpio_cfgpin_range(S3C64XX_GPH(6), 4, S3C_GPIO_SFN(5));
	47	return 0;
71269364	48	default:
e4b6b74f DP	49	printk(KERN_DEBUG "Invalid I2S Controller number: %d\n",
e4b6b74f DP	50	pdev->id);
71269364 JB	51	return -EINVAL;
	52	}
	53
2618b555 BD	54	s3c_gpio_cfgpin_range(base, 5, S3C_GPIO_SFN(3));
2618b555 BD	55
71269364 JB	56	return 0;
	57	}
	58
52da219e	59	static struct resource s3c64xx_iis0_resource[] = {
c6d884c2 TB	60	[0] = DEFINE_RES_MEM(S3C64XX_PA_IIS0, SZ_256),
	61	[1] = DEFINE_RES_DMA(DMACH_I2S0_OUT),
	62	[2] = DEFINE_RES_DMA(DMACH_I2S0_IN),
71269364 JB	63	};
71269364 JB	64
6a62bee2 JB	65	static struct s3c_audio_pdata i2sv3_pdata = {
	66	.cfg_gpio = s3c64xx_i2s_cfg_gpio,
	67	.type = {
	68	.i2s = {
	69	.src_clk = rclksrc,
	70	},
	71	},
52da219e MB	72	};
	73
	74	struct platform_device s3c64xx_device_iis0 = {
daea9b4f	75	.name = "samsung-i2s",
52da219e MB	76	.id = 0,
	77	.num_resources = ARRAY_SIZE(s3c64xx_iis0_resource),
	78	.resource = s3c64xx_iis0_resource,
71269364	79	.dev = {
6a62bee2	80	.platform_data = &i2sv3_pdata,
71269364	81	},
52da219e MB	82	};
	83	EXPORT_SYMBOL(s3c64xx_device_iis0);
	84
	85	static struct resource s3c64xx_iis1_resource[] = {
c6d884c2 TB	86	[0] = DEFINE_RES_MEM(S3C64XX_PA_IIS1, SZ_256),
	87	[1] = DEFINE_RES_DMA(DMACH_I2S1_OUT),
	88	[2] = DEFINE_RES_DMA(DMACH_I2S1_IN),
71269364 JB	89	};
71269364 JB	90
52da219e	91	struct platform_device s3c64xx_device_iis1 = {
daea9b4f	92	.name = "samsung-i2s",
52da219e MB	93	.id = 1,
	94	.num_resources = ARRAY_SIZE(s3c64xx_iis1_resource),
	95	.resource = s3c64xx_iis1_resource,
71269364	96	.dev = {
6a62bee2	97	.platform_data = &i2sv3_pdata,
71269364	98	},
52da219e MB	99	};
52da219e MB	100	EXPORT_SYMBOL(s3c64xx_device_iis1);
d06a49ee MB	101
d06a49ee MB	102	static struct resource s3c64xx_iisv4_resource[] = {
c6d884c2 TB	103	[0] = DEFINE_RES_MEM(S3C64XX_PA_IISV4, SZ_256),
	104	[1] = DEFINE_RES_DMA(DMACH_HSI_I2SV40_TX),
	105	[2] = DEFINE_RES_DMA(DMACH_HSI_I2SV40_RX),
71269364 JB	106	};
71269364 JB	107
6a62bee2 JB	108	static struct s3c_audio_pdata i2sv4_pdata = {
	109	.cfg_gpio = s3c64xx_i2s_cfg_gpio,
	110	.type = {
	111	.i2s = {
	112	.quirks = QUIRK_PRI_6CHAN,
	113	.src_clk = rclksrc,
	114	},
	115	},
d06a49ee MB	116	};
	117
	118	struct platform_device s3c64xx_device_iisv4 = {
6a62bee2 JB	119	.name = "samsung-i2s",
6a62bee2 JB	120	.id = 2,
d06a49ee MB	121	.num_resources = ARRAY_SIZE(s3c64xx_iisv4_resource),
d06a49ee MB	122	.resource = s3c64xx_iisv4_resource,
71269364	123	.dev = {
6a62bee2	124	.platform_data = &i2sv4_pdata,
71269364	125	},
d06a49ee MB	126	};
d06a49ee MB	127	EXPORT_SYMBOL(s3c64xx_device_iisv4);
acf1aef9 JB	128
	129
	130	/* PCM Controller platform_devices */
	131
	132	static int s3c64xx_pcm_cfg_gpio(struct platform_device *pdev)
	133	{
2618b555 BD	134	unsigned int base;
2618b555 BD	135
acf1aef9 JB	136	switch (pdev->id) {
acf1aef9 JB	137	case 0:
2618b555	138	base = S3C64XX_GPD(0);
acf1aef9 JB	139	break;
acf1aef9 JB	140	case 1:
2618b555	141	base = S3C64XX_GPE(0);
acf1aef9 JB	142	break;
acf1aef9 JB	143	default:
e4b6b74f DP	144	printk(KERN_DEBUG "Invalid PCM Controller number: %d\n",
e4b6b74f DP	145	pdev->id);
acf1aef9 JB	146	return -EINVAL;
	147	}
	148
2618b555	149	s3c_gpio_cfgpin_range(base, 5, S3C_GPIO_SFN(2));
acf1aef9 JB	150	return 0;
	151	}
	152
	153	static struct resource s3c64xx_pcm0_resource[] = {
c6d884c2 TB	154	[0] = DEFINE_RES_MEM(S3C64XX_PA_PCM0, SZ_256),
	155	[1] = DEFINE_RES_DMA(DMACH_PCM0_TX),
	156	[2] = DEFINE_RES_DMA(DMACH_PCM0_RX),
acf1aef9 JB	157	};
acf1aef9 JB	158
43f0de8d	159	static struct s3c_audio_pdata s3c_pcm0_pdata = {
acf1aef9 JB	160	.cfg_gpio = s3c64xx_pcm_cfg_gpio,
	161	};
	162
	163	struct platform_device s3c64xx_device_pcm0 = {
	164	.name = "samsung-pcm",
	165	.id = 0,
	166	.num_resources = ARRAY_SIZE(s3c64xx_pcm0_resource),
	167	.resource = s3c64xx_pcm0_resource,
	168	.dev = {
	169	.platform_data = &s3c_pcm0_pdata,
	170	},
	171	};
	172	EXPORT_SYMBOL(s3c64xx_device_pcm0);
	173
	174	static struct resource s3c64xx_pcm1_resource[] = {
c6d884c2 TB	175	[0] = DEFINE_RES_MEM(S3C64XX_PA_PCM1, SZ_256),
	176	[1] = DEFINE_RES_DMA(DMACH_PCM1_TX),
	177	[2] = DEFINE_RES_DMA(DMACH_PCM1_RX),
acf1aef9 JB	178	};
acf1aef9 JB	179
43f0de8d	180	static struct s3c_audio_pdata s3c_pcm1_pdata = {
acf1aef9 JB	181	.cfg_gpio = s3c64xx_pcm_cfg_gpio,
	182	};
	183
	184	struct platform_device s3c64xx_device_pcm1 = {
	185	.name = "samsung-pcm",
	186	.id = 1,
	187	.num_resources = ARRAY_SIZE(s3c64xx_pcm1_resource),
	188	.resource = s3c64xx_pcm1_resource,
	189	.dev = {
	190	.platform_data = &s3c_pcm1_pdata,
	191	},
	192	};
	193	EXPORT_SYMBOL(s3c64xx_device_pcm1);
de6985be JB	194
	195	/* AC97 Controller platform devices */
	196
	197	static int s3c64xx_ac97_cfg_gpd(struct platform_device *pdev)
	198	{
2618b555	199	return s3c_gpio_cfgpin_range(S3C64XX_GPD(0), 5, S3C_GPIO_SFN(4));
de6985be JB	200	}
	201
	202	static int s3c64xx_ac97_cfg_gpe(struct platform_device *pdev)
	203	{
2618b555	204	return s3c_gpio_cfgpin_range(S3C64XX_GPE(0), 5, S3C_GPIO_SFN(4));
de6985be JB	205	}
	206
	207	static struct resource s3c64xx_ac97_resource[] = {
c6d884c2 TB	208	[0] = DEFINE_RES_MEM(S3C64XX_PA_AC97, SZ_256),
	209	[1] = DEFINE_RES_DMA(DMACH_AC97_PCMOUT),
	210	[2] = DEFINE_RES_DMA(DMACH_AC97_PCMIN),
	211	[3] = DEFINE_RES_DMA(DMACH_AC97_MICIN),
	212	[4] = DEFINE_RES_IRQ(IRQ_AC97),
de6985be JB	213	};
	214
	215	static struct s3c_audio_pdata s3c_ac97_pdata;
	216
	217	static u64 s3c64xx_ac97_dmamask = DMA_BIT_MASK(32);
	218
	219	struct platform_device s3c64xx_device_ac97 = {
e6104673	220	.name = "samsung-ac97",
de6985be JB	221	.id = -1,
	222	.num_resources = ARRAY_SIZE(s3c64xx_ac97_resource),
	223	.resource = s3c64xx_ac97_resource,
	224	.dev = {
	225	.platform_data = &s3c_ac97_pdata,
	226	.dma_mask = &s3c64xx_ac97_dmamask,
	227	.coherent_dma_mask = DMA_BIT_MASK(32),
	228	},
	229	};
	230	EXPORT_SYMBOL(s3c64xx_device_ac97);
	231
	232	void __init s3c64xx_ac97_setup_gpio(int num)
	233	{
	234	if (num == S3C64XX_AC97_GPD)
	235	s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpd;
	236	else
	237	s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpe;
	238	}