1 /* linux/arch/arm/plat-s3c/dev-audio.c
3 * Copyright 2009 Wolfson Microelectronics
4 * Mark Brown <broonie@opensource.wolfsonmicro.com>
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.
11 #include <linux/kernel.h>
12 #include <linux/string.h>
13 #include <linux/platform_device.h>
14 #include <linux/dma-mapping.h>
16 #include <mach/irqs.h>
19 #include <mach/gpio.h>
21 #include <plat/devs.h>
22 #include <plat/audio.h>
23 #include <plat/gpio-cfg.h>
25 #include <mach/gpio-bank-c.h>
26 #include <mach/gpio-bank-d.h>
27 #include <mach/gpio-bank-e.h>
28 #include <mach/gpio-bank-h.h>
30 static int s3c64xx_i2sv3_cfg_gpio(struct platform_device
*pdev
)
34 s3c_gpio_cfgpin(S3C64XX_GPD(0), S3C64XX_GPD0_I2S0_CLK
);
35 s3c_gpio_cfgpin(S3C64XX_GPD(1), S3C64XX_GPD1_I2S0_CDCLK
);
36 s3c_gpio_cfgpin(S3C64XX_GPD(2), S3C64XX_GPD2_I2S0_LRCLK
);
37 s3c_gpio_cfgpin(S3C64XX_GPD(3), S3C64XX_GPD3_I2S0_DI
);
38 s3c_gpio_cfgpin(S3C64XX_GPD(4), S3C64XX_GPD4_I2S0_D0
);
41 s3c_gpio_cfgpin(S3C64XX_GPE(0), S3C64XX_GPE0_I2S1_CLK
);
42 s3c_gpio_cfgpin(S3C64XX_GPE(1), S3C64XX_GPE1_I2S1_CDCLK
);
43 s3c_gpio_cfgpin(S3C64XX_GPE(2), S3C64XX_GPE2_I2S1_LRCLK
);
44 s3c_gpio_cfgpin(S3C64XX_GPE(3), S3C64XX_GPE3_I2S1_DI
);
45 s3c_gpio_cfgpin(S3C64XX_GPE(4), S3C64XX_GPE4_I2S1_D0
);
47 printk(KERN_DEBUG
"Invalid I2S Controller number!");
54 static int s3c64xx_i2sv4_cfg_gpio(struct platform_device
*pdev
)
56 s3c_gpio_cfgpin(S3C64XX_GPC(4), S3C64XX_GPC4_I2S_V40_DO0
);
57 s3c_gpio_cfgpin(S3C64XX_GPC(5), S3C64XX_GPC5_I2S_V40_DO1
);
58 s3c_gpio_cfgpin(S3C64XX_GPC(7), S3C64XX_GPC7_I2S_V40_DO2
);
59 s3c_gpio_cfgpin(S3C64XX_GPH(6), S3C64XX_GPH6_I2S_V40_BCLK
);
60 s3c_gpio_cfgpin(S3C64XX_GPH(7), S3C64XX_GPH7_I2S_V40_CDCLK
);
61 s3c_gpio_cfgpin(S3C64XX_GPH(8), S3C64XX_GPH8_I2S_V40_LRCLK
);
62 s3c_gpio_cfgpin(S3C64XX_GPH(9), S3C64XX_GPH9_I2S_V40_DI
);
67 static struct resource s3c64xx_iis0_resource
[] = {
69 .start
= S3C64XX_PA_IIS0
,
70 .end
= S3C64XX_PA_IIS0
+ 0x100 - 1,
71 .flags
= IORESOURCE_MEM
,
74 .start
= DMACH_I2S0_OUT
,
75 .end
= DMACH_I2S0_OUT
,
76 .flags
= IORESOURCE_DMA
,
79 .start
= DMACH_I2S0_IN
,
81 .flags
= IORESOURCE_DMA
,
85 static struct s3c_audio_pdata s3c_i2s0_pdata
= {
86 .cfg_gpio
= s3c64xx_i2sv3_cfg_gpio
,
89 struct platform_device s3c64xx_device_iis0
= {
90 .name
= "s3c64xx-iis",
92 .num_resources
= ARRAY_SIZE(s3c64xx_iis0_resource
),
93 .resource
= s3c64xx_iis0_resource
,
95 .platform_data
= &s3c_i2s0_pdata
,
98 EXPORT_SYMBOL(s3c64xx_device_iis0
);
100 static struct resource s3c64xx_iis1_resource
[] = {
102 .start
= S3C64XX_PA_IIS1
,
103 .end
= S3C64XX_PA_IIS1
+ 0x100 - 1,
104 .flags
= IORESOURCE_MEM
,
107 .start
= DMACH_I2S1_OUT
,
108 .end
= DMACH_I2S1_OUT
,
109 .flags
= IORESOURCE_DMA
,
112 .start
= DMACH_I2S1_IN
,
113 .end
= DMACH_I2S1_IN
,
114 .flags
= IORESOURCE_DMA
,
118 static struct s3c_audio_pdata s3c_i2s1_pdata
= {
119 .cfg_gpio
= s3c64xx_i2sv3_cfg_gpio
,
122 struct platform_device s3c64xx_device_iis1
= {
123 .name
= "s3c64xx-iis",
125 .num_resources
= ARRAY_SIZE(s3c64xx_iis1_resource
),
126 .resource
= s3c64xx_iis1_resource
,
128 .platform_data
= &s3c_i2s1_pdata
,
131 EXPORT_SYMBOL(s3c64xx_device_iis1
);
133 static struct resource s3c64xx_iisv4_resource
[] = {
135 .start
= S3C64XX_PA_IISV4
,
136 .end
= S3C64XX_PA_IISV4
+ 0x100 - 1,
137 .flags
= IORESOURCE_MEM
,
140 .start
= DMACH_HSI_I2SV40_TX
,
141 .end
= DMACH_HSI_I2SV40_TX
,
142 .flags
= IORESOURCE_DMA
,
145 .start
= DMACH_HSI_I2SV40_RX
,
146 .end
= DMACH_HSI_I2SV40_RX
,
147 .flags
= IORESOURCE_DMA
,
151 static struct s3c_audio_pdata s3c_i2sv4_pdata
= {
152 .cfg_gpio
= s3c64xx_i2sv4_cfg_gpio
,
155 struct platform_device s3c64xx_device_iisv4
= {
156 .name
= "s3c64xx-iis-v4",
158 .num_resources
= ARRAY_SIZE(s3c64xx_iisv4_resource
),
159 .resource
= s3c64xx_iisv4_resource
,
161 .platform_data
= &s3c_i2sv4_pdata
,
164 EXPORT_SYMBOL(s3c64xx_device_iisv4
);
167 /* PCM Controller platform_devices */
169 static int s3c64xx_pcm_cfg_gpio(struct platform_device
*pdev
)
173 s3c_gpio_cfgpin(S3C64XX_GPD(0), S3C64XX_GPD0_PCM0_SCLK
);
174 s3c_gpio_cfgpin(S3C64XX_GPD(1), S3C64XX_GPD1_PCM0_EXTCLK
);
175 s3c_gpio_cfgpin(S3C64XX_GPD(2), S3C64XX_GPD2_PCM0_FSYNC
);
176 s3c_gpio_cfgpin(S3C64XX_GPD(3), S3C64XX_GPD3_PCM0_SIN
);
177 s3c_gpio_cfgpin(S3C64XX_GPD(4), S3C64XX_GPD4_PCM0_SOUT
);
180 s3c_gpio_cfgpin(S3C64XX_GPE(0), S3C64XX_GPE0_PCM1_SCLK
);
181 s3c_gpio_cfgpin(S3C64XX_GPE(1), S3C64XX_GPE1_PCM1_EXTCLK
);
182 s3c_gpio_cfgpin(S3C64XX_GPE(2), S3C64XX_GPE2_PCM1_FSYNC
);
183 s3c_gpio_cfgpin(S3C64XX_GPE(3), S3C64XX_GPE3_PCM1_SIN
);
184 s3c_gpio_cfgpin(S3C64XX_GPE(4), S3C64XX_GPE4_PCM1_SOUT
);
187 printk(KERN_DEBUG
"Invalid PCM Controller number!");
194 static struct resource s3c64xx_pcm0_resource
[] = {
196 .start
= S3C64XX_PA_PCM0
,
197 .end
= S3C64XX_PA_PCM0
+ 0x100 - 1,
198 .flags
= IORESOURCE_MEM
,
201 .start
= DMACH_PCM0_TX
,
202 .end
= DMACH_PCM0_TX
,
203 .flags
= IORESOURCE_DMA
,
206 .start
= DMACH_PCM0_RX
,
207 .end
= DMACH_PCM0_RX
,
208 .flags
= IORESOURCE_DMA
,
212 static struct s3c_audio_pdata s3c_pcm0_pdata
= {
213 .cfg_gpio
= s3c64xx_pcm_cfg_gpio
,
216 struct platform_device s3c64xx_device_pcm0
= {
217 .name
= "samsung-pcm",
219 .num_resources
= ARRAY_SIZE(s3c64xx_pcm0_resource
),
220 .resource
= s3c64xx_pcm0_resource
,
222 .platform_data
= &s3c_pcm0_pdata
,
225 EXPORT_SYMBOL(s3c64xx_device_pcm0
);
227 static struct resource s3c64xx_pcm1_resource
[] = {
229 .start
= S3C64XX_PA_PCM1
,
230 .end
= S3C64XX_PA_PCM1
+ 0x100 - 1,
231 .flags
= IORESOURCE_MEM
,
234 .start
= DMACH_PCM1_TX
,
235 .end
= DMACH_PCM1_TX
,
236 .flags
= IORESOURCE_DMA
,
239 .start
= DMACH_PCM1_RX
,
240 .end
= DMACH_PCM1_RX
,
241 .flags
= IORESOURCE_DMA
,
245 static struct s3c_audio_pdata s3c_pcm1_pdata
= {
246 .cfg_gpio
= s3c64xx_pcm_cfg_gpio
,
249 struct platform_device s3c64xx_device_pcm1
= {
250 .name
= "samsung-pcm",
252 .num_resources
= ARRAY_SIZE(s3c64xx_pcm1_resource
),
253 .resource
= s3c64xx_pcm1_resource
,
255 .platform_data
= &s3c_pcm1_pdata
,
258 EXPORT_SYMBOL(s3c64xx_device_pcm1
);
260 /* AC97 Controller platform devices */
262 static int s3c64xx_ac97_cfg_gpd(struct platform_device
*pdev
)
264 s3c_gpio_cfgpin(S3C64XX_GPD(0), S3C64XX_GPD0_AC97_BITCLK
);
265 s3c_gpio_cfgpin(S3C64XX_GPD(1), S3C64XX_GPD1_AC97_nRESET
);
266 s3c_gpio_cfgpin(S3C64XX_GPD(2), S3C64XX_GPD2_AC97_SYNC
);
267 s3c_gpio_cfgpin(S3C64XX_GPD(3), S3C64XX_GPD3_AC97_SDI
);
268 s3c_gpio_cfgpin(S3C64XX_GPD(4), S3C64XX_GPD4_AC97_SDO
);
273 static int s3c64xx_ac97_cfg_gpe(struct platform_device
*pdev
)
275 s3c_gpio_cfgpin(S3C64XX_GPE(0), S3C64XX_GPE0_AC97_BITCLK
);
276 s3c_gpio_cfgpin(S3C64XX_GPE(1), S3C64XX_GPE1_AC97_nRESET
);
277 s3c_gpio_cfgpin(S3C64XX_GPE(2), S3C64XX_GPE2_AC97_SYNC
);
278 s3c_gpio_cfgpin(S3C64XX_GPE(3), S3C64XX_GPE3_AC97_SDI
);
279 s3c_gpio_cfgpin(S3C64XX_GPE(4), S3C64XX_GPE4_AC97_SDO
);
284 static struct resource s3c64xx_ac97_resource
[] = {
286 .start
= S3C64XX_PA_AC97
,
287 .end
= S3C64XX_PA_AC97
+ 0x100 - 1,
288 .flags
= IORESOURCE_MEM
,
291 .start
= DMACH_AC97_PCMOUT
,
292 .end
= DMACH_AC97_PCMOUT
,
293 .flags
= IORESOURCE_DMA
,
296 .start
= DMACH_AC97_PCMIN
,
297 .end
= DMACH_AC97_PCMIN
,
298 .flags
= IORESOURCE_DMA
,
301 .start
= DMACH_AC97_MICIN
,
302 .end
= DMACH_AC97_MICIN
,
303 .flags
= IORESOURCE_DMA
,
308 .flags
= IORESOURCE_IRQ
,
312 static struct s3c_audio_pdata s3c_ac97_pdata
;
314 static u64 s3c64xx_ac97_dmamask
= DMA_BIT_MASK(32);
316 struct platform_device s3c64xx_device_ac97
= {
319 .num_resources
= ARRAY_SIZE(s3c64xx_ac97_resource
),
320 .resource
= s3c64xx_ac97_resource
,
322 .platform_data
= &s3c_ac97_pdata
,
323 .dma_mask
= &s3c64xx_ac97_dmamask
,
324 .coherent_dma_mask
= DMA_BIT_MASK(32),
327 EXPORT_SYMBOL(s3c64xx_device_ac97
);
329 void __init
s3c64xx_ac97_setup_gpio(int num
)
331 if (num
== S3C64XX_AC97_GPD
)
332 s3c_ac97_pdata
.cfg_gpio
= s3c64xx_ac97_cfg_gpd
;
334 s3c_ac97_pdata
.cfg_gpio
= s3c64xx_ac97_cfg_gpe
;