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e661faa4 KK |
1 | /* linux/arch/arm/mach-s5p64x0/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 | #include <linux/gpio.h> | |
14 | ||
15 | #include <plat/gpio-cfg.h> | |
436d42c6 | 16 | #include <linux/platform_data/asoc-s3c.h> |
e661faa4 KK |
17 | |
18 | #include <mach/map.h> | |
19 | #include <mach/dma.h> | |
20 | #include <mach/irqs.h> | |
21 | ||
d9a93c34 JB |
22 | static const char *rclksrc[] = { |
23 | [0] = "iis", | |
24 | [1] = "sclk_audio2", | |
25 | }; | |
26 | ||
e0b9c88b | 27 | static int s5p6440_cfg_i2s(struct platform_device *pdev) |
e661faa4 | 28 | { |
e661faa4 | 29 | switch (pdev->id) { |
d9a93c34 | 30 | case 0: |
e0b9c88b RS |
31 | s3c_gpio_cfgpin_range(S5P6440_GPC(4), 2, S3C_GPIO_SFN(5)); |
32 | s3c_gpio_cfgpin(S5P6440_GPC(7), S3C_GPIO_SFN(5)); | |
33 | s3c_gpio_cfgpin_range(S5P6440_GPH(6), 4, S3C_GPIO_SFN(5)); | |
e661faa4 | 34 | break; |
e661faa4 KK |
35 | default: |
36 | printk(KERN_ERR "Invalid Device %d\n", pdev->id); | |
37 | return -EINVAL; | |
38 | } | |
39 | ||
40 | return 0; | |
41 | } | |
42 | ||
e0b9c88b RS |
43 | static struct s3c_audio_pdata s5p6440_i2s_pdata = { |
44 | .cfg_gpio = s5p6440_cfg_i2s, | |
d9a93c34 JB |
45 | .type = { |
46 | .i2s = { | |
47 | .quirks = QUIRK_PRI_6CHAN, | |
48 | .src_clk = rclksrc, | |
49 | }, | |
50 | }, | |
e661faa4 KK |
51 | }; |
52 | ||
e0b9c88b | 53 | static struct resource s5p64x0_i2s0_resource[] = { |
5e9cf656 TB |
54 | [0] = DEFINE_RES_MEM(S5P64X0_PA_I2S, SZ_256), |
55 | [1] = DEFINE_RES_DMA(DMACH_I2S0_TX), | |
56 | [2] = DEFINE_RES_DMA(DMACH_I2S0_RX), | |
e661faa4 KK |
57 | }; |
58 | ||
59 | struct platform_device s5p6440_device_iis = { | |
d9a93c34 JB |
60 | .name = "samsung-i2s", |
61 | .id = 0, | |
e0b9c88b RS |
62 | .num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource), |
63 | .resource = s5p64x0_i2s0_resource, | |
e661faa4 | 64 | .dev = { |
e0b9c88b RS |
65 | .platform_data = &s5p6440_i2s_pdata, |
66 | }, | |
67 | }; | |
68 | ||
69 | static int s5p6450_cfg_i2s(struct platform_device *pdev) | |
70 | { | |
71 | switch (pdev->id) { | |
72 | case 0: | |
73 | s3c_gpio_cfgpin_range(S5P6450_GPR(4), 5, S3C_GPIO_SFN(5)); | |
74 | s3c_gpio_cfgpin_range(S5P6450_GPR(13), 2, S3C_GPIO_SFN(5)); | |
75 | break; | |
76 | case 1: | |
77 | s3c_gpio_cfgpin(S5P6440_GPB(4), S3C_GPIO_SFN(5)); | |
78 | s3c_gpio_cfgpin_range(S5P6450_GPC(0), 4, S3C_GPIO_SFN(5)); | |
79 | break; | |
80 | case 2: | |
81 | s3c_gpio_cfgpin_range(S5P6450_GPK(0), 5, S3C_GPIO_SFN(5)); | |
82 | break; | |
83 | default: | |
84 | printk(KERN_ERR "Invalid Device %d\n", pdev->id); | |
85 | return -EINVAL; | |
86 | } | |
87 | ||
88 | return 0; | |
89 | } | |
90 | ||
91 | static struct s3c_audio_pdata s5p6450_i2s0_pdata = { | |
92 | .cfg_gpio = s5p6450_cfg_i2s, | |
93 | .type = { | |
94 | .i2s = { | |
95 | .quirks = QUIRK_PRI_6CHAN, | |
96 | .src_clk = rclksrc, | |
97 | }, | |
e661faa4 KK |
98 | }, |
99 | }; | |
100 | ||
101 | struct platform_device s5p6450_device_iis0 = { | |
d9a93c34 JB |
102 | .name = "samsung-i2s", |
103 | .id = 0, | |
e0b9c88b RS |
104 | .num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource), |
105 | .resource = s5p64x0_i2s0_resource, | |
106 | .dev = { | |
107 | .platform_data = &s5p6450_i2s0_pdata, | |
108 | }, | |
109 | }; | |
110 | ||
111 | static struct s3c_audio_pdata s5p6450_i2s_pdata = { | |
112 | .cfg_gpio = s5p6450_cfg_i2s, | |
113 | .type = { | |
114 | .i2s = { | |
115 | .src_clk = rclksrc, | |
116 | }, | |
117 | }, | |
118 | }; | |
119 | ||
120 | static struct resource s5p6450_i2s1_resource[] = { | |
5e9cf656 TB |
121 | [0] = DEFINE_RES_MEM(S5P6450_PA_I2S1, SZ_256), |
122 | [1] = DEFINE_RES_DMA(DMACH_I2S1_TX), | |
123 | [2] = DEFINE_RES_DMA(DMACH_I2S1_RX), | |
e0b9c88b RS |
124 | }; |
125 | ||
126 | struct platform_device s5p6450_device_iis1 = { | |
127 | .name = "samsung-i2s", | |
128 | .id = 1, | |
129 | .num_resources = ARRAY_SIZE(s5p6450_i2s1_resource), | |
130 | .resource = s5p6450_i2s1_resource, | |
131 | .dev = { | |
132 | .platform_data = &s5p6450_i2s_pdata, | |
133 | }, | |
134 | }; | |
135 | ||
136 | static struct resource s5p6450_i2s2_resource[] = { | |
5e9cf656 TB |
137 | [0] = DEFINE_RES_MEM(S5P6450_PA_I2S2, SZ_256), |
138 | [1] = DEFINE_RES_DMA(DMACH_I2S2_TX), | |
139 | [2] = DEFINE_RES_DMA(DMACH_I2S2_RX), | |
e0b9c88b RS |
140 | }; |
141 | ||
142 | struct platform_device s5p6450_device_iis2 = { | |
143 | .name = "samsung-i2s", | |
144 | .id = 2, | |
145 | .num_resources = ARRAY_SIZE(s5p6450_i2s2_resource), | |
146 | .resource = s5p6450_i2s2_resource, | |
e661faa4 | 147 | .dev = { |
e0b9c88b | 148 | .platform_data = &s5p6450_i2s_pdata, |
e661faa4 KK |
149 | }, |
150 | }; | |
151 | ||
152 | /* PCM Controller platform_devices */ | |
153 | ||
154 | static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev) | |
155 | { | |
156 | switch (pdev->id) { | |
157 | case 0: | |
af94e577 BD |
158 | s3c_gpio_cfgpin_range(S5P6440_GPR(6), 3, S3C_GPIO_SFN(2)); |
159 | s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(2)); | |
e661faa4 KK |
160 | break; |
161 | ||
162 | default: | |
163 | printk(KERN_DEBUG "Invalid PCM Controller number!"); | |
164 | return -EINVAL; | |
165 | } | |
166 | ||
167 | return 0; | |
168 | } | |
169 | ||
170 | static struct s3c_audio_pdata s5p6440_pcm_pdata = { | |
171 | .cfg_gpio = s5p6440_pcm_cfg_gpio, | |
172 | }; | |
173 | ||
174 | static struct resource s5p6440_pcm0_resource[] = { | |
5e9cf656 TB |
175 | [0] = DEFINE_RES_MEM(S5P64X0_PA_PCM, SZ_256), |
176 | [1] = DEFINE_RES_DMA(DMACH_PCM0_TX), | |
177 | [2] = DEFINE_RES_DMA(DMACH_PCM0_RX), | |
e661faa4 KK |
178 | }; |
179 | ||
180 | struct platform_device s5p6440_device_pcm = { | |
181 | .name = "samsung-pcm", | |
182 | .id = 0, | |
183 | .num_resources = ARRAY_SIZE(s5p6440_pcm0_resource), | |
184 | .resource = s5p6440_pcm0_resource, | |
185 | .dev = { | |
186 | .platform_data = &s5p6440_pcm_pdata, | |
187 | }, | |
188 | }; |