1 /* linux/arch/arm/mach-s5pc100/dev-audio.c
3 * Copyright (c) 2010 Samsung Electronics Co. Ltd
4 * Jaswinder Singh <jassi.brar@samsung.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/platform_device.h>
12 #include <linux/dma-mapping.h>
13 #include <linux/gpio.h>
15 #include <plat/gpio-cfg.h>
16 #include <plat/audio.h>
20 #include <mach/irqs.h>
22 static int s5pc100_cfg_i2s(struct platform_device *pdev)
24 /* configure GPIO for i2s port */
27 s3c_gpio_cfgpin_range(S5PC100_GPC(0), 5, S3C_GPIO_SFN(2));
31 s3c_gpio_cfgpin_range(S5PC100_GPG3(0), 5, S3C_GPIO_SFN(4));
34 case -1: /* Dedicated pins */
38 printk(KERN_ERR "Invalid Device %d\n", pdev->id);
45 static struct s3c_audio_pdata s3c_i2s_pdata = {
46 .cfg_gpio = s5pc100_cfg_i2s,
49 static struct resource s5pc100_iis0_resource[] = {
51 .start = S5PC100_PA_I2S0,
52 .end = S5PC100_PA_I2S0 + 0x100 - 1,
53 .flags = IORESOURCE_MEM,
56 .start = DMACH_I2S0_TX,
58 .flags = IORESOURCE_DMA,
61 .start = DMACH_I2S0_RX,
63 .flags = IORESOURCE_DMA,
67 struct platform_device s5pc100_device_iis0 = {
68 .name = "s3c64xx-iis-v4",
70 .num_resources = ARRAY_SIZE(s5pc100_iis0_resource),
71 .resource = s5pc100_iis0_resource,
73 .platform_data = &s3c_i2s_pdata,
77 static struct resource s5pc100_iis1_resource[] = {
79 .start = S5PC100_PA_I2S1,
80 .end = S5PC100_PA_I2S1 + 0x100 - 1,
81 .flags = IORESOURCE_MEM,
84 .start = DMACH_I2S1_TX,
86 .flags = IORESOURCE_DMA,
89 .start = DMACH_I2S1_RX,
91 .flags = IORESOURCE_DMA,
95 struct platform_device s5pc100_device_iis1 = {
96 .name = "s3c64xx-iis",
98 .num_resources = ARRAY_SIZE(s5pc100_iis1_resource),
99 .resource = s5pc100_iis1_resource,
101 .platform_data = &s3c_i2s_pdata,
105 static struct resource s5pc100_iis2_resource[] = {
107 .start = S5PC100_PA_I2S2,
108 .end = S5PC100_PA_I2S2 + 0x100 - 1,
109 .flags = IORESOURCE_MEM,
112 .start = DMACH_I2S2_TX,
113 .end = DMACH_I2S2_TX,
114 .flags = IORESOURCE_DMA,
117 .start = DMACH_I2S2_RX,
118 .end = DMACH_I2S2_RX,
119 .flags = IORESOURCE_DMA,
123 struct platform_device s5pc100_device_iis2 = {
124 .name = "s3c64xx-iis",
126 .num_resources = ARRAY_SIZE(s5pc100_iis2_resource),
127 .resource = s5pc100_iis2_resource,
129 .platform_data = &s3c_i2s_pdata,
133 /* PCM Controller platform_devices */
135 static int s5pc100_pcm_cfg_gpio(struct platform_device *pdev)
139 s3c_gpio_cfgpin_range(S5PC100_GPG3(0), 5, S3C_GPIO_SFN(5));
143 s3c_gpio_cfgpin_range(S5PC100_GPC(0), 5, S3C_GPIO_SFN(3));
147 printk(KERN_DEBUG "Invalid PCM Controller number!");
154 static struct s3c_audio_pdata s3c_pcm_pdata = {
155 .cfg_gpio = s5pc100_pcm_cfg_gpio,
158 static struct resource s5pc100_pcm0_resource[] = {
160 .start = S5PC100_PA_PCM0,
161 .end = S5PC100_PA_PCM0 + 0x100 - 1,
162 .flags = IORESOURCE_MEM,
165 .start = DMACH_PCM0_TX,
166 .end = DMACH_PCM0_TX,
167 .flags = IORESOURCE_DMA,
170 .start = DMACH_PCM0_RX,
171 .end = DMACH_PCM0_RX,
172 .flags = IORESOURCE_DMA,
176 struct platform_device s5pc100_device_pcm0 = {
177 .name = "samsung-pcm",
179 .num_resources = ARRAY_SIZE(s5pc100_pcm0_resource),
180 .resource = s5pc100_pcm0_resource,
182 .platform_data = &s3c_pcm_pdata,
186 static struct resource s5pc100_pcm1_resource[] = {
188 .start = S5PC100_PA_PCM1,
189 .end = S5PC100_PA_PCM1 + 0x100 - 1,
190 .flags = IORESOURCE_MEM,
193 .start = DMACH_PCM1_TX,
194 .end = DMACH_PCM1_TX,
195 .flags = IORESOURCE_DMA,
198 .start = DMACH_PCM1_RX,
199 .end = DMACH_PCM1_RX,
200 .flags = IORESOURCE_DMA,
204 struct platform_device s5pc100_device_pcm1 = {
205 .name = "samsung-pcm",
207 .num_resources = ARRAY_SIZE(s5pc100_pcm1_resource),
208 .resource = s5pc100_pcm1_resource,
210 .platform_data = &s3c_pcm_pdata,
214 /* AC97 Controller platform devices */
216 static int s5pc100_ac97_cfg_gpio(struct platform_device *pdev)
218 return s3c_gpio_cfgpin_range(S5PC100_GPC(0), 5, S3C_GPIO_SFN(4));
221 static struct resource s5pc100_ac97_resource[] = {
223 .start = S5PC100_PA_AC97,
224 .end = S5PC100_PA_AC97 + 0x100 - 1,
225 .flags = IORESOURCE_MEM,
228 .start = DMACH_AC97_PCMOUT,
229 .end = DMACH_AC97_PCMOUT,
230 .flags = IORESOURCE_DMA,
233 .start = DMACH_AC97_PCMIN,
234 .end = DMACH_AC97_PCMIN,
235 .flags = IORESOURCE_DMA,
238 .start = DMACH_AC97_MICIN,
239 .end = DMACH_AC97_MICIN,
240 .flags = IORESOURCE_DMA,
245 .flags = IORESOURCE_IRQ,
249 static struct s3c_audio_pdata s3c_ac97_pdata = {
250 .cfg_gpio = s5pc100_ac97_cfg_gpio,
253 static u64 s5pc100_ac97_dmamask = DMA_BIT_MASK(32);
255 struct platform_device s5pc100_device_ac97 = {
258 .num_resources = ARRAY_SIZE(s5pc100_ac97_resource),
259 .resource = s5pc100_ac97_resource,
261 .platform_data = &s3c_ac97_pdata,
262 .dma_mask = &s5pc100_ac97_dmamask,
263 .coherent_dma_mask = DMA_BIT_MASK(32),
267 /* S/PDIF Controller platform_device */
268 static int s5pc100_spdif_cfg_gpd(struct platform_device *pdev)
270 s3c_gpio_cfgpin_range(S5PC100_GPD(5), 2, S3C_GPIO_SFN(3));
275 static int s5pc100_spdif_cfg_gpg3(struct platform_device *pdev)
277 s3c_gpio_cfgpin_range(S5PC100_GPG3(5), 2, S3C_GPIO_SFN(3));
282 static struct resource s5pc100_spdif_resource[] = {
284 .start = S5PC100_PA_SPDIF,
285 .end = S5PC100_PA_SPDIF + 0x100 - 1,
286 .flags = IORESOURCE_MEM,
289 .start = DMACH_SPDIF,
291 .flags = IORESOURCE_DMA,
295 static struct s3c_audio_pdata s5p_spdif_pdata = {
296 .cfg_gpio = s5pc100_spdif_cfg_gpd,
299 static u64 s5pc100_spdif_dmamask = DMA_BIT_MASK(32);
301 struct platform_device s5pc100_device_spdif = {
302 .name = "samsung-spdif",
304 .num_resources = ARRAY_SIZE(s5pc100_spdif_resource),
305 .resource = s5pc100_spdif_resource,
307 .platform_data = &s5p_spdif_pdata,
308 .dma_mask = &s5pc100_spdif_dmamask,
309 .coherent_dma_mask = DMA_BIT_MASK(32),
313 void __init s5pc100_spdif_setup_gpio(int gpio)
315 if (gpio == S5PC100_SPDIF_GPD)
316 s5p_spdif_pdata.cfg_gpio = s5pc100_spdif_cfg_gpd;
318 s5p_spdif_pdata.cfg_gpio = s5pc100_spdif_cfg_gpg3;