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Diffstat (limited to 'arch/arm/plat-s3c64xx/dev-audio.c')
-rw-r--r--arch/arm/plat-s3c64xx/dev-audio.c101
1 files changed, 100 insertions, 1 deletions
diff --git a/arch/arm/plat-s3c64xx/dev-audio.c b/arch/arm/plat-s3c64xx/dev-audio.c
index 1322beb40dd7..a21a88fbb7e3 100644
--- a/arch/arm/plat-s3c64xx/dev-audio.c
+++ b/arch/arm/plat-s3c64xx/dev-audio.c
@@ -15,9 +15,14 @@
15 15
16#include <mach/irqs.h> 16#include <mach/irqs.h>
17#include <mach/map.h> 17#include <mach/map.h>
18#include <mach/dma.h>
19#include <mach/gpio.h>
18 20
19#include <plat/devs.h> 21#include <plat/devs.h>
20 22#include <plat/audio.h>
23#include <plat/gpio-bank-d.h>
24#include <plat/gpio-bank-e.h>
25#include <plat/gpio-cfg.h>
21 26
22static struct resource s3c64xx_iis0_resource[] = { 27static struct resource s3c64xx_iis0_resource[] = {
23 [0] = { 28 [0] = {
@@ -66,3 +71,97 @@ struct platform_device s3c64xx_device_iisv4 = {
66 .resource = s3c64xx_iisv4_resource, 71 .resource = s3c64xx_iisv4_resource,
67}; 72};
68EXPORT_SYMBOL(s3c64xx_device_iisv4); 73EXPORT_SYMBOL(s3c64xx_device_iisv4);
74
75
76/* PCM Controller platform_devices */
77
78static int s3c64xx_pcm_cfg_gpio(struct platform_device *pdev)
79{
80 switch (pdev->id) {
81 case 0:
82 s3c_gpio_cfgpin(S3C64XX_GPD(0), S3C64XX_GPD0_PCM0_SCLK);
83 s3c_gpio_cfgpin(S3C64XX_GPD(1), S3C64XX_GPD1_PCM0_EXTCLK);
84 s3c_gpio_cfgpin(S3C64XX_GPD(2), S3C64XX_GPD2_PCM0_FSYNC);
85 s3c_gpio_cfgpin(S3C64XX_GPD(3), S3C64XX_GPD3_PCM0_SIN);
86 s3c_gpio_cfgpin(S3C64XX_GPD(4), S3C64XX_GPD4_PCM0_SOUT);
87 break;
88 case 1:
89 s3c_gpio_cfgpin(S3C64XX_GPE(0), S3C64XX_GPE0_PCM1_SCLK);
90 s3c_gpio_cfgpin(S3C64XX_GPE(1), S3C64XX_GPE1_PCM1_EXTCLK);
91 s3c_gpio_cfgpin(S3C64XX_GPE(2), S3C64XX_GPE2_PCM1_FSYNC);
92 s3c_gpio_cfgpin(S3C64XX_GPE(3), S3C64XX_GPE3_PCM1_SIN);
93 s3c_gpio_cfgpin(S3C64XX_GPE(4), S3C64XX_GPE4_PCM1_SOUT);
94 break;
95 default:
96 printk(KERN_DEBUG "Invalid PCM Controller number!");
97 return -EINVAL;
98 }
99
100 return 0;
101}
102
103static struct resource s3c64xx_pcm0_resource[] = {
104 [0] = {
105 .start = S3C64XX_PA_PCM0,
106 .end = S3C64XX_PA_PCM0 + 0x100 - 1,
107 .flags = IORESOURCE_MEM,
108 },
109 [1] = {
110 .start = DMACH_PCM0_TX,
111 .end = DMACH_PCM0_TX,
112 .flags = IORESOURCE_DMA,
113 },
114 [2] = {
115 .start = DMACH_PCM0_RX,
116 .end = DMACH_PCM0_RX,
117 .flags = IORESOURCE_DMA,
118 },
119};
120
121static struct s3c_audio_pdata s3c_pcm0_pdata = {
122 .cfg_gpio = s3c64xx_pcm_cfg_gpio,
123};
124
125struct platform_device s3c64xx_device_pcm0 = {
126 .name = "samsung-pcm",
127 .id = 0,
128 .num_resources = ARRAY_SIZE(s3c64xx_pcm0_resource),
129 .resource = s3c64xx_pcm0_resource,
130 .dev = {
131 .platform_data = &s3c_pcm0_pdata,
132 },
133};
134EXPORT_SYMBOL(s3c64xx_device_pcm0);
135
136static struct resource s3c64xx_pcm1_resource[] = {
137 [0] = {
138 .start = S3C64XX_PA_PCM1,
139 .end = S3C64XX_PA_PCM1 + 0x100 - 1,
140 .flags = IORESOURCE_MEM,
141 },
142 [1] = {
143 .start = DMACH_PCM1_TX,
144 .end = DMACH_PCM1_TX,
145 .flags = IORESOURCE_DMA,
146 },
147 [2] = {
148 .start = DMACH_PCM1_RX,
149 .end = DMACH_PCM1_RX,
150 .flags = IORESOURCE_DMA,
151 },
152};
153
154static struct s3c_audio_pdata s3c_pcm1_pdata = {
155 .cfg_gpio = s3c64xx_pcm_cfg_gpio,
156};
157
158struct platform_device s3c64xx_device_pcm1 = {
159 .name = "samsung-pcm",
160 .id = 1,
161 .num_resources = ARRAY_SIZE(s3c64xx_pcm1_resource),
162 .resource = s3c64xx_pcm1_resource,
163 .dev = {
164 .platform_data = &s3c_pcm1_pdata,
165 },
166};
167EXPORT_SYMBOL(s3c64xx_device_pcm1);