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authorJassi Brar <jassi.brar@samsung.com>2010-05-18 03:02:39 -0400
committerBen Dooks <ben-linux@fluff.org>2010-05-20 06:27:40 -0400
commit9e4ed5c394e64a40adc55797e885dae571e32800 (patch)
treeff7fcd8622b66cd0b4b0086c7522ac29e540a284 /arch/arm/mach-s5pc100
parent504d36e91ac12ccdb0e1193cee7bef9831a1c99e (diff)
ARM: S5PC100: Add audio platform devices
Define platform devices for all audio devices found on S5PC100 Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s5pc100')
-rw-r--r--arch/arm/mach-s5pc100/Makefile3
-rw-r--r--arch/arm/mach-s5pc100/dev-audio.c287
-rw-r--r--arch/arm/mach-s5pc100/include/mach/map.h7
3 files changed, 297 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pc100/Makefile b/arch/arm/mach-s5pc100/Makefile
index 373bc546eae8..e02d8fd81918 100644
--- a/arch/arm/mach-s5pc100/Makefile
+++ b/arch/arm/mach-s5pc100/Makefile
@@ -22,3 +22,6 @@ obj-$(CONFIG_S5PC100_SETUP_SDHCI) += setup-sdhci.o
22 22
23# machine support 23# machine support
24obj-$(CONFIG_MACH_SMDKC100) += mach-smdkc100.o 24obj-$(CONFIG_MACH_SMDKC100) += mach-smdkc100.o
25
26# device support
27obj-y += dev-audio.o
diff --git a/arch/arm/mach-s5pc100/dev-audio.c b/arch/arm/mach-s5pc100/dev-audio.c
new file mode 100644
index 000000000000..18cfe9ae1936
--- /dev/null
+++ b/arch/arm/mach-s5pc100/dev-audio.c
@@ -0,0 +1,287 @@
1/* linux/arch/arm/mach-s5pc100/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
14#include <plat/gpio-cfg.h>
15#include <plat/audio.h>
16
17#include <mach/gpio.h>
18#include <mach/map.h>
19#include <mach/dma.h>
20#include <mach/irqs.h>
21
22static int s5pc100_cfg_i2s(struct platform_device *pdev)
23{
24 /* configure GPIO for i2s port */
25 switch (pdev->id) {
26 case 1:
27 s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(2));
28 s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(2));
29 s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(2));
30 s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(2));
31 s3c_gpio_cfgpin(S5PC100_GPC(4), S3C_GPIO_SFN(2));
32 break;
33
34 case 2:
35 s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(4));
36 s3c_gpio_cfgpin(S5PC100_GPG3(1), S3C_GPIO_SFN(4));
37 s3c_gpio_cfgpin(S5PC100_GPG3(2), S3C_GPIO_SFN(4));
38 s3c_gpio_cfgpin(S5PC100_GPG3(3), S3C_GPIO_SFN(4));
39 s3c_gpio_cfgpin(S5PC100_GPG3(4), S3C_GPIO_SFN(4));
40 break;
41
42 case -1: /* Dedicated pins */
43 break;
44
45 default:
46 printk(KERN_ERR "Invalid Device %d\n", pdev->id);
47 return -EINVAL;
48 }
49
50 return 0;
51}
52
53static struct s3c_audio_pdata s3c_i2s_pdata = {
54 .cfg_gpio = s5pc100_cfg_i2s,
55};
56
57static struct resource s5pc100_iis0_resource[] = {
58 [0] = {
59 .start = S5PC100_PA_I2S0,
60 .end = S5PC100_PA_I2S0 + 0x100 - 1,
61 .flags = IORESOURCE_MEM,
62 },
63 [1] = {
64 .start = DMACH_I2S0_TX,
65 .end = DMACH_I2S0_TX,
66 .flags = IORESOURCE_DMA,
67 },
68 [2] = {
69 .start = DMACH_I2S0_RX,
70 .end = DMACH_I2S0_RX,
71 .flags = IORESOURCE_DMA,
72 },
73};
74
75struct platform_device s5pc100_device_iis0 = {
76 .name = "s3c64xx-iis-v4",
77 .id = -1,
78 .num_resources = ARRAY_SIZE(s5pc100_iis0_resource),
79 .resource = s5pc100_iis0_resource,
80 .dev = {
81 .platform_data = &s3c_i2s_pdata,
82 },
83};
84
85static struct resource s5pc100_iis1_resource[] = {
86 [0] = {
87 .start = S5PC100_PA_I2S1,
88 .end = S5PC100_PA_I2S1 + 0x100 - 1,
89 .flags = IORESOURCE_MEM,
90 },
91 [1] = {
92 .start = DMACH_I2S1_TX,
93 .end = DMACH_I2S1_TX,
94 .flags = IORESOURCE_DMA,
95 },
96 [2] = {
97 .start = DMACH_I2S1_RX,
98 .end = DMACH_I2S1_RX,
99 .flags = IORESOURCE_DMA,
100 },
101};
102
103struct platform_device s5pc100_device_iis1 = {
104 .name = "s3c64xx-iis",
105 .id = 1,
106 .num_resources = ARRAY_SIZE(s5pc100_iis1_resource),
107 .resource = s5pc100_iis1_resource,
108 .dev = {
109 .platform_data = &s3c_i2s_pdata,
110 },
111};
112
113static struct resource s5pc100_iis2_resource[] = {
114 [0] = {
115 .start = S5PC100_PA_I2S2,
116 .end = S5PC100_PA_I2S2 + 0x100 - 1,
117 .flags = IORESOURCE_MEM,
118 },
119 [1] = {
120 .start = DMACH_I2S2_TX,
121 .end = DMACH_I2S2_TX,
122 .flags = IORESOURCE_DMA,
123 },
124 [2] = {
125 .start = DMACH_I2S2_RX,
126 .end = DMACH_I2S2_RX,
127 .flags = IORESOURCE_DMA,
128 },
129};
130
131struct platform_device s5pc100_device_iis2 = {
132 .name = "s3c64xx-iis",
133 .id = 2,
134 .num_resources = ARRAY_SIZE(s5pc100_iis2_resource),
135 .resource = s5pc100_iis2_resource,
136 .dev = {
137 .platform_data = &s3c_i2s_pdata,
138 },
139};
140
141/* PCM Controller platform_devices */
142
143static int s5pc100_pcm_cfg_gpio(struct platform_device *pdev)
144{
145 switch (pdev->id) {
146 case 0:
147 s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(5));
148 s3c_gpio_cfgpin(S5PC100_GPG3(1), S3C_GPIO_SFN(5));
149 s3c_gpio_cfgpin(S5PC100_GPG3(2), S3C_GPIO_SFN(5));
150 s3c_gpio_cfgpin(S5PC100_GPG3(3), S3C_GPIO_SFN(5));
151 s3c_gpio_cfgpin(S5PC100_GPG3(4), S3C_GPIO_SFN(5));
152 break;
153
154 case 1:
155 s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(3));
156 s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(3));
157 s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(3));
158 s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(3));
159 s3c_gpio_cfgpin(S5PC100_GPC(4), S3C_GPIO_SFN(3));
160 break;
161
162 default:
163 printk(KERN_DEBUG "Invalid PCM Controller number!");
164 return -EINVAL;
165 }
166
167 return 0;
168}
169
170static struct s3c_audio_pdata s3c_pcm_pdata = {
171 .cfg_gpio = s5pc100_pcm_cfg_gpio,
172};
173
174static struct resource s5pc100_pcm0_resource[] = {
175 [0] = {
176 .start = S5PC100_PA_PCM0,
177 .end = S5PC100_PA_PCM0 + 0x100 - 1,
178 .flags = IORESOURCE_MEM,
179 },
180 [1] = {
181 .start = DMACH_PCM0_TX,
182 .end = DMACH_PCM0_TX,
183 .flags = IORESOURCE_DMA,
184 },
185 [2] = {
186 .start = DMACH_PCM0_RX,
187 .end = DMACH_PCM0_RX,
188 .flags = IORESOURCE_DMA,
189 },
190};
191
192struct platform_device s5pc100_device_pcm0 = {
193 .name = "samsung-pcm",
194 .id = 0,
195 .num_resources = ARRAY_SIZE(s5pc100_pcm0_resource),
196 .resource = s5pc100_pcm0_resource,
197 .dev = {
198 .platform_data = &s3c_pcm_pdata,
199 },
200};
201
202static struct resource s5pc100_pcm1_resource[] = {
203 [0] = {
204 .start = S5PC100_PA_PCM1,
205 .end = S5PC100_PA_PCM1 + 0x100 - 1,
206 .flags = IORESOURCE_MEM,
207 },
208 [1] = {
209 .start = DMACH_PCM1_TX,
210 .end = DMACH_PCM1_TX,
211 .flags = IORESOURCE_DMA,
212 },
213 [2] = {
214 .start = DMACH_PCM1_RX,
215 .end = DMACH_PCM1_RX,
216 .flags = IORESOURCE_DMA,
217 },
218};
219
220struct platform_device s5pc100_device_pcm1 = {
221 .name = "samsung-pcm",
222 .id = 1,
223 .num_resources = ARRAY_SIZE(s5pc100_pcm1_resource),
224 .resource = s5pc100_pcm1_resource,
225 .dev = {
226 .platform_data = &s3c_pcm_pdata,
227 },
228};
229
230/* AC97 Controller platform devices */
231
232static int s5pc100_ac97_cfg_gpio(struct platform_device *pdev)
233{
234 s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(4));
235 s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(4));
236 s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(4));
237 s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(4));
238 s3c_gpio_cfgpin(S5PC100_GPC(4), S3C_GPIO_SFN(4));
239
240 return 0;
241}
242
243static struct resource s5pc100_ac97_resource[] = {
244 [0] = {
245 .start = S5PC100_PA_AC97,
246 .end = S5PC100_PA_AC97 + 0x100 - 1,
247 .flags = IORESOURCE_MEM,
248 },
249 [1] = {
250 .start = DMACH_AC97_PCMOUT,
251 .end = DMACH_AC97_PCMOUT,
252 .flags = IORESOURCE_DMA,
253 },
254 [2] = {
255 .start = DMACH_AC97_PCMIN,
256 .end = DMACH_AC97_PCMIN,
257 .flags = IORESOURCE_DMA,
258 },
259 [3] = {
260 .start = DMACH_AC97_MICIN,
261 .end = DMACH_AC97_MICIN,
262 .flags = IORESOURCE_DMA,
263 },
264 [4] = {
265 .start = IRQ_AC97,
266 .end = IRQ_AC97,
267 .flags = IORESOURCE_IRQ,
268 },
269};
270
271static struct s3c_audio_pdata s3c_ac97_pdata = {
272 .cfg_gpio = s5pc100_ac97_cfg_gpio,
273};
274
275static u64 s5pc100_ac97_dmamask = DMA_BIT_MASK(32);
276
277struct platform_device s5pc100_device_ac97 = {
278 .name = "s3c-ac97",
279 .id = -1,
280 .num_resources = ARRAY_SIZE(s5pc100_ac97_resource),
281 .resource = s5pc100_ac97_resource,
282 .dev = {
283 .platform_data = &s3c_ac97_pdata,
284 .dma_mask = &s5pc100_ac97_dmamask,
285 .coherent_dma_mask = DMA_BIT_MASK(32),
286 },
287};
diff --git a/arch/arm/mach-s5pc100/include/mach/map.h b/arch/arm/mach-s5pc100/include/mach/map.h
index 4681ebe8bef6..de3891c6af0b 100644
--- a/arch/arm/mach-s5pc100/include/mach/map.h
+++ b/arch/arm/mach-s5pc100/include/mach/map.h
@@ -106,6 +106,13 @@
106#define S5PC100_PA_I2S1 (0xF2100000) 106#define S5PC100_PA_I2S1 (0xF2100000)
107#define S5PC100_PA_I2S2 (0xF2200000) 107#define S5PC100_PA_I2S2 (0xF2200000)
108 108
109/* AC97 */
110#define S5PC100_PA_AC97 0xF2300000
111
112/* PCM */
113#define S5PC100_PA_PCM0 0xF2400000
114#define S5PC100_PA_PCM1 0xF2500000
115
109/* KEYPAD */ 116/* KEYPAD */
110#define S5PC100_PA_KEYPAD (0xF3100000) 117#define S5PC100_PA_KEYPAD (0xF3100000)
111 118
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-16 03:07:13 -0500