1 /* linux/arch/arm/mach-exynos4/dev-audio.c
3 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com
6 * Copyright (c) 2010 Samsung Electronics Co. Ltd
7 * Jaswinder Singh <jassi.brar@samsung.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
14 #include <linux/platform_device.h>
15 #include <linux/dma-mapping.h>
16 #include <linux/gpio.h>
18 #include <plat/gpio-cfg.h>
19 #include <plat/audio.h>
23 #include <mach/irqs.h>
24 #include <mach/regs-audss.h>
26 static const char *rclksrc[] = {
31 static int exynos4_cfg_i2s(struct platform_device *pdev)
33 /* configure GPIO for i2s port */
36 s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 7, S3C_GPIO_SFN(2));
39 s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(2));
42 s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(4));
45 printk(KERN_ERR "Invalid Device %d\n", pdev->id);
52 static struct s3c_audio_pdata i2sv5_pdata = {
53 .cfg_gpio = exynos4_cfg_i2s,
56 .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI
59 .idma_addr = EXYNOS4_AUDSS_INT_MEM,
64 static struct resource exynos4_i2s0_resource[] = {
66 .start = EXYNOS4_PA_I2S0,
67 .end = EXYNOS4_PA_I2S0 + 0x100 - 1,
68 .flags = IORESOURCE_MEM,
71 .start = DMACH_I2S0_TX,
73 .flags = IORESOURCE_DMA,
76 .start = DMACH_I2S0_RX,
78 .flags = IORESOURCE_DMA,
81 .start = DMACH_I2S0S_TX,
82 .end = DMACH_I2S0S_TX,
83 .flags = IORESOURCE_DMA,
87 struct platform_device exynos4_device_i2s0 = {
88 .name = "samsung-i2s",
90 .num_resources = ARRAY_SIZE(exynos4_i2s0_resource),
91 .resource = exynos4_i2s0_resource,
93 .platform_data = &i2sv5_pdata,
97 static const char *rclksrc_v3[] = {
99 [1] = "no_such_clock",
102 static struct s3c_audio_pdata i2sv3_pdata = {
103 .cfg_gpio = exynos4_cfg_i2s,
106 .quirks = QUIRK_NO_MUXPSR,
107 .src_clk = rclksrc_v3,
112 static struct resource exynos4_i2s1_resource[] = {
114 .start = EXYNOS4_PA_I2S1,
115 .end = EXYNOS4_PA_I2S1 + 0x100 - 1,
116 .flags = IORESOURCE_MEM,
119 .start = DMACH_I2S1_TX,
120 .end = DMACH_I2S1_TX,
121 .flags = IORESOURCE_DMA,
124 .start = DMACH_I2S1_RX,
125 .end = DMACH_I2S1_RX,
126 .flags = IORESOURCE_DMA,
130 struct platform_device exynos4_device_i2s1 = {
131 .name = "samsung-i2s",
133 .num_resources = ARRAY_SIZE(exynos4_i2s1_resource),
134 .resource = exynos4_i2s1_resource,
136 .platform_data = &i2sv3_pdata,
140 static struct resource exynos4_i2s2_resource[] = {
142 .start = EXYNOS4_PA_I2S2,
143 .end = EXYNOS4_PA_I2S2 + 0x100 - 1,
144 .flags = IORESOURCE_MEM,
147 .start = DMACH_I2S2_TX,
148 .end = DMACH_I2S2_TX,
149 .flags = IORESOURCE_DMA,
152 .start = DMACH_I2S2_RX,
153 .end = DMACH_I2S2_RX,
154 .flags = IORESOURCE_DMA,
158 struct platform_device exynos4_device_i2s2 = {
159 .name = "samsung-i2s",
161 .num_resources = ARRAY_SIZE(exynos4_i2s2_resource),
162 .resource = exynos4_i2s2_resource,
164 .platform_data = &i2sv3_pdata,
168 /* PCM Controller platform_devices */
170 static int exynos4_pcm_cfg_gpio(struct platform_device *pdev)
174 s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 5, S3C_GPIO_SFN(3));
177 s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(3));
180 s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(3));
183 printk(KERN_DEBUG "Invalid PCM Controller number!");
190 static struct s3c_audio_pdata s3c_pcm_pdata = {
191 .cfg_gpio = exynos4_pcm_cfg_gpio,
194 static struct resource exynos4_pcm0_resource[] = {
196 .start = EXYNOS4_PA_PCM0,
197 .end = EXYNOS4_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 struct platform_device exynos4_device_pcm0 = {
213 .name = "samsung-pcm",
215 .num_resources = ARRAY_SIZE(exynos4_pcm0_resource),
216 .resource = exynos4_pcm0_resource,
218 .platform_data = &s3c_pcm_pdata,
222 static struct resource exynos4_pcm1_resource[] = {
224 .start = EXYNOS4_PA_PCM1,
225 .end = EXYNOS4_PA_PCM1 + 0x100 - 1,
226 .flags = IORESOURCE_MEM,
229 .start = DMACH_PCM1_TX,
230 .end = DMACH_PCM1_TX,
231 .flags = IORESOURCE_DMA,
234 .start = DMACH_PCM1_RX,
235 .end = DMACH_PCM1_RX,
236 .flags = IORESOURCE_DMA,
240 struct platform_device exynos4_device_pcm1 = {
241 .name = "samsung-pcm",
243 .num_resources = ARRAY_SIZE(exynos4_pcm1_resource),
244 .resource = exynos4_pcm1_resource,
246 .platform_data = &s3c_pcm_pdata,
250 static struct resource exynos4_pcm2_resource[] = {
252 .start = EXYNOS4_PA_PCM2,
253 .end = EXYNOS4_PA_PCM2 + 0x100 - 1,
254 .flags = IORESOURCE_MEM,
257 .start = DMACH_PCM2_TX,
258 .end = DMACH_PCM2_TX,
259 .flags = IORESOURCE_DMA,
262 .start = DMACH_PCM2_RX,
263 .end = DMACH_PCM2_RX,
264 .flags = IORESOURCE_DMA,
268 struct platform_device exynos4_device_pcm2 = {
269 .name = "samsung-pcm",
271 .num_resources = ARRAY_SIZE(exynos4_pcm2_resource),
272 .resource = exynos4_pcm2_resource,
274 .platform_data = &s3c_pcm_pdata,
278 /* AC97 Controller platform devices */
280 static int exynos4_ac97_cfg_gpio(struct platform_device *pdev)
282 return s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(4));
285 static struct resource exynos4_ac97_resource[] = {
287 .start = EXYNOS4_PA_AC97,
288 .end = EXYNOS4_PA_AC97 + 0x100 - 1,
289 .flags = IORESOURCE_MEM,
292 .start = DMACH_AC97_PCMOUT,
293 .end = DMACH_AC97_PCMOUT,
294 .flags = IORESOURCE_DMA,
297 .start = DMACH_AC97_PCMIN,
298 .end = DMACH_AC97_PCMIN,
299 .flags = IORESOURCE_DMA,
302 .start = DMACH_AC97_MICIN,
303 .end = DMACH_AC97_MICIN,
304 .flags = IORESOURCE_DMA,
309 .flags = IORESOURCE_IRQ,
313 static struct s3c_audio_pdata s3c_ac97_pdata = {
314 .cfg_gpio = exynos4_ac97_cfg_gpio,
317 static u64 exynos4_ac97_dmamask = DMA_BIT_MASK(32);
319 struct platform_device exynos4_device_ac97 = {
320 .name = "samsung-ac97",
322 .num_resources = ARRAY_SIZE(exynos4_ac97_resource),
323 .resource = exynos4_ac97_resource,
325 .platform_data = &s3c_ac97_pdata,
326 .dma_mask = &exynos4_ac97_dmamask,
327 .coherent_dma_mask = DMA_BIT_MASK(32),
331 /* S/PDIF Controller platform_device */
333 static int exynos4_spdif_cfg_gpio(struct platform_device *pdev)
335 s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 2, S3C_GPIO_SFN(4));
340 static struct resource exynos4_spdif_resource[] = {
342 .start = EXYNOS4_PA_SPDIF,
343 .end = EXYNOS4_PA_SPDIF + 0x100 - 1,
344 .flags = IORESOURCE_MEM,
347 .start = DMACH_SPDIF,
349 .flags = IORESOURCE_DMA,
353 static struct s3c_audio_pdata samsung_spdif_pdata = {
354 .cfg_gpio = exynos4_spdif_cfg_gpio,
357 static u64 exynos4_spdif_dmamask = DMA_BIT_MASK(32);
359 struct platform_device exynos4_device_spdif = {
360 .name = "samsung-spdif",
362 .num_resources = ARRAY_SIZE(exynos4_spdif_resource),
363 .resource = exynos4_spdif_resource,
365 .platform_data = &samsung_spdif_pdata,
366 .dma_mask = &exynos4_spdif_dmamask,
367 .coherent_dma_mask = DMA_BIT_MASK(32),