arch/arm/mach-s5pv210/dev-audio.c

   1 /* linux/arch/arm/mach-s5pv210/dev-audio.c
   2  *
   3  * Copyright (c) 2010 Samsung Electronics Co. Ltd
   4  *      Jaswinder Singh <jassi.brar@samsung.com>
   5  *
   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/platform_device.h>
  12 #include <linux/dma-mapping.h>
  13 #include <linux/gpio.h>
  14
  15 #include <plat/gpio-cfg.h>
  16 #include <plat/audio.h>
  17
  18 #include <mach/map.h>
  19 #include <mach/dma.h>
  20 #include <mach/irqs.h>
  21 #include <mach/regs-audss.h>
  22
  23 static const char *rclksrc[] = {
  24         [0] = "busclk",
  25         [1] = "i2sclk",
  26 };
  27
  28 static int s5pv210_cfg_i2s(struct platform_device *pdev)
  29 {
  30         /* configure GPIO for i2s port */
  31         switch (pdev->id) {
  32         case 0:
  33                 s3c_gpio_cfgpin_range(S5PV210_GPI(0), 7, S3C_GPIO_SFN(2));
  34                 break;
  35         case 1:
  36                 s3c_gpio_cfgpin_range(S5PV210_GPC0(0), 5, S3C_GPIO_SFN(2));
  37                 break;
  38         case 2:
  39                 s3c_gpio_cfgpin_range(S5PV210_GPC1(0), 5, S3C_GPIO_SFN(4));
  40                 break;
  41         default:
  42                 printk(KERN_ERR "Invalid Device %d\n", pdev->id);
  43                 return -EINVAL;
  44         }
  45
  46         return 0;
  47 }
  48
  49 static struct s3c_audio_pdata i2sv5_pdata = {
  50         .cfg_gpio = s5pv210_cfg_i2s,
  51         .type = {
  52                 .i2s = {
  53                         .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI
  54                                          | QUIRK_NEED_RSTCLR,
  55                         .src_clk = rclksrc,
  56                         .idma_addr = S5PV210_AUDSS_INT_MEM,
  57                 },
  58         },
  59 };
  60
  61 static struct resource s5pv210_iis0_resource[] = {
  62         [0] = DEFINE_RES_MEM(S5PV210_PA_IIS0, SZ_256),
  63         [1] = DEFINE_RES_DMA(DMACH_I2S0_TX),
  64         [2] = DEFINE_RES_DMA(DMACH_I2S0_RX),
  65         [3] = DEFINE_RES_DMA(DMACH_I2S0S_TX),
  66 };
  67
  68 struct platform_device s5pv210_device_iis0 = {
  69         .name = "samsung-i2s",
  70         .id = 0,
  71         .num_resources    = ARRAY_SIZE(s5pv210_iis0_resource),
  72         .resource         = s5pv210_iis0_resource,
  73         .dev = {
  74                 .platform_data = &i2sv5_pdata,
  75         },
  76 };
  77
  78 static const char *rclksrc_v3[] = {
  79         [0] = "iis",
  80         [1] = "audio-bus",
  81 };
  82
  83 static struct s3c_audio_pdata i2sv3_pdata = {
  84         .cfg_gpio = s5pv210_cfg_i2s,
  85         .type = {
  86                 .i2s = {
  87                         .src_clk = rclksrc_v3,
  88                 },
  89         },
  90 };
  91
  92 static struct resource s5pv210_iis1_resource[] = {
  93         [0] = DEFINE_RES_MEM(S5PV210_PA_IIS1, SZ_256),
  94         [1] = DEFINE_RES_DMA(DMACH_I2S1_TX),
  95         [2] = DEFINE_RES_DMA(DMACH_I2S1_RX),
  96 };
  97
  98 struct platform_device s5pv210_device_iis1 = {
  99         .name             = "samsung-i2s",
 100         .id               = 1,
 101         .num_resources    = ARRAY_SIZE(s5pv210_iis1_resource),
 102         .resource         = s5pv210_iis1_resource,
 103         .dev = {
 104                 .platform_data = &i2sv3_pdata,
 105         },
 106 };
 107
 108 static struct resource s5pv210_iis2_resource[] = {
 109         [0] = DEFINE_RES_MEM(S5PV210_PA_IIS2, SZ_256),
 110         [1] = DEFINE_RES_DMA(DMACH_I2S2_TX),
 111         [2] = DEFINE_RES_DMA(DMACH_I2S2_RX),
 112 };
 113
 114 struct platform_device s5pv210_device_iis2 = {
 115         .name             = "samsung-i2s",
 116         .id               = 2,
 117         .num_resources    = ARRAY_SIZE(s5pv210_iis2_resource),
 118         .resource         = s5pv210_iis2_resource,
 119         .dev = {
 120                 .platform_data = &i2sv3_pdata,
 121         },
 122 };
 123
 124 /* PCM Controller platform_devices */
 125
 126 static int s5pv210_pcm_cfg_gpio(struct platform_device *pdev)
 127 {
 128         switch (pdev->id) {
 129         case 0:
 130                 s3c_gpio_cfgpin_range(S5PV210_GPI(0), 5, S3C_GPIO_SFN(3));
 131                 break;
 132         case 1:
 133                 s3c_gpio_cfgpin_range(S5PV210_GPC0(0), 5, S3C_GPIO_SFN(3));
 134                 break;
 135         case 2:
 136                 s3c_gpio_cfgpin_range(S5PV210_GPC1(0), 5, S3C_GPIO_SFN(2));
 137                 break;
 138         default:
 139                 printk(KERN_DEBUG "Invalid PCM Controller number!");
 140                 return -EINVAL;
 141         }
 142
 143         return 0;
 144 }
 145
 146 static struct s3c_audio_pdata s3c_pcm_pdata = {
 147         .cfg_gpio = s5pv210_pcm_cfg_gpio,
 148 };
 149
 150 static struct resource s5pv210_pcm0_resource[] = {
 151         [0] = DEFINE_RES_MEM(S5PV210_PA_PCM0, SZ_256),
 152         [1] = DEFINE_RES_DMA(DMACH_PCM0_TX),
 153         [2] = DEFINE_RES_DMA(DMACH_PCM0_RX),
 154 };
 155
 156 struct platform_device s5pv210_device_pcm0 = {
 157         .name             = "samsung-pcm",
 158         .id               = 0,
 159         .num_resources    = ARRAY_SIZE(s5pv210_pcm0_resource),
 160         .resource         = s5pv210_pcm0_resource,
 161         .dev = {
 162                 .platform_data = &s3c_pcm_pdata,
 163         },
 164 };
 165
 166 static struct resource s5pv210_pcm1_resource[] = {
 167         [0] = DEFINE_RES_MEM(S5PV210_PA_PCM1, SZ_256),
 168         [1] = DEFINE_RES_DMA(DMACH_PCM1_TX),
 169         [2] = DEFINE_RES_DMA(DMACH_PCM1_RX),
 170 };
 171
 172 struct platform_device s5pv210_device_pcm1 = {
 173         .name             = "samsung-pcm",
 174         .id               = 1,
 175         .num_resources    = ARRAY_SIZE(s5pv210_pcm1_resource),
 176         .resource         = s5pv210_pcm1_resource,
 177         .dev = {
 178                 .platform_data = &s3c_pcm_pdata,
 179         },
 180 };
 181
 182 static struct resource s5pv210_pcm2_resource[] = {
 183         [0] = DEFINE_RES_MEM(S5PV210_PA_PCM2, SZ_256),
 184         [1] = DEFINE_RES_DMA(DMACH_PCM2_TX),
 185         [2] = DEFINE_RES_DMA(DMACH_PCM2_RX),
 186 };
 187
 188 struct platform_device s5pv210_device_pcm2 = {
 189         .name             = "samsung-pcm",
 190         .id               = 2,
 191         .num_resources    = ARRAY_SIZE(s5pv210_pcm2_resource),
 192         .resource         = s5pv210_pcm2_resource,
 193         .dev = {
 194                 .platform_data = &s3c_pcm_pdata,
 195         },
 196 };
 197
 198 /* AC97 Controller platform devices */
 199
 200 static int s5pv210_ac97_cfg_gpio(struct platform_device *pdev)
 201 {
 202         return s3c_gpio_cfgpin_range(S5PV210_GPC0(0), 5, S3C_GPIO_SFN(4));
 203 }
 204
 205 static struct resource s5pv210_ac97_resource[] = {
 206         [0] = DEFINE_RES_MEM(S5PV210_PA_AC97, SZ_256),
 207         [1] = DEFINE_RES_DMA(DMACH_AC97_PCMOUT),
 208         [2] = DEFINE_RES_DMA(DMACH_AC97_PCMIN),
 209         [3] = DEFINE_RES_DMA(DMACH_AC97_MICIN),
 210         [4] = DEFINE_RES_IRQ(IRQ_AC97),
 211 };
 212
 213 static struct s3c_audio_pdata s3c_ac97_pdata = {
 214         .cfg_gpio = s5pv210_ac97_cfg_gpio,
 215 };
 216
 217 static u64 s5pv210_ac97_dmamask = DMA_BIT_MASK(32);
 218
 219 struct platform_device s5pv210_device_ac97 = {
 220         .name             = "samsung-ac97",
 221         .id               = -1,
 222         .num_resources    = ARRAY_SIZE(s5pv210_ac97_resource),
 223         .resource         = s5pv210_ac97_resource,
 224         .dev = {
 225                 .platform_data = &s3c_ac97_pdata,
 226                 .dma_mask = &s5pv210_ac97_dmamask,
 227                 .coherent_dma_mask = DMA_BIT_MASK(32),
 228         },
 229 };
 230
 231 /* S/PDIF Controller platform_device */
 232
 233 static int s5pv210_spdif_cfg_gpio(struct platform_device *pdev)
 234 {
 235         s3c_gpio_cfgpin_range(S5PV210_GPC1(0), 2, S3C_GPIO_SFN(3));
 236
 237         return 0;
 238 }
 239
 240 static struct resource s5pv210_spdif_resource[] = {
 241         [0] = DEFINE_RES_MEM(S5PV210_PA_SPDIF, SZ_256),
 242         [1] = DEFINE_RES_DMA(DMACH_SPDIF),
 243 };
 244
 245 static struct s3c_audio_pdata samsung_spdif_pdata = {
 246         .cfg_gpio = s5pv210_spdif_cfg_gpio,
 247 };
 248
 249 static u64 s5pv210_spdif_dmamask = DMA_BIT_MASK(32);
 250
 251 struct platform_device s5pv210_device_spdif = {
 252         .name           = "samsung-spdif",
 253         .id             = -1,
 254         .num_resources  = ARRAY_SIZE(s5pv210_spdif_resource),
 255         .resource       = s5pv210_spdif_resource,
 256         .dev = {
 257                 .platform_data = &samsung_spdif_pdata,
 258                 .dma_mask = &s5pv210_spdif_dmamask,
 259                 .coherent_dma_mask = DMA_BIT_MASK(32),
 260         },
 261 };