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>
16#include <plat/audio.h>
17
18#include <mach/map.h>
19#include <mach/dma.h>
20#include <mach/irqs.h>
21
22static const char *rclksrc[] = {
23	[0] = "iis",
24	[1] = "sclk_audio2",
25};
26
27static int s5p6440_cfg_i2s(struct platform_device *pdev)
28{
29	switch (pdev->id) {
30	case 0:
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));
34		break;
35	default:
36		printk(KERN_ERR "Invalid Device %d\n", pdev->id);
37		return -EINVAL;
38	}
39
40	return 0;
41}
42
43static struct s3c_audio_pdata s5p6440_i2s_pdata = {
44	.cfg_gpio = s5p6440_cfg_i2s,
45	.type = {
46		.i2s = {
47			.quirks = QUIRK_PRI_6CHAN,
48			.src_clk = rclksrc,
49		},
50	},
51};
52
53static struct resource s5p64x0_i2s0_resource[] = {
54	[0] = {
55		.start	= S5P64X0_PA_I2S,
56		.end	= S5P64X0_PA_I2S + 0x100 - 1,
57		.flags	= IORESOURCE_MEM,
58	},
59	[1] = {
60		.start	= DMACH_I2S0_TX,
61		.end	= DMACH_I2S0_TX,
62		.flags	= IORESOURCE_DMA,
63	},
64	[2] = {
65		.start	= DMACH_I2S0_RX,
66		.end	= DMACH_I2S0_RX,
67		.flags	= IORESOURCE_DMA,
68	},
69};
70
71struct platform_device s5p6440_device_iis = {
72	.name		= "samsung-i2s",
73	.id		= 0,
74	.num_resources	= ARRAY_SIZE(s5p64x0_i2s0_resource),
75	.resource	= s5p64x0_i2s0_resource,
76	.dev = {
77		.platform_data = &s5p6440_i2s_pdata,
78	},
79};
80
81static int s5p6450_cfg_i2s(struct platform_device *pdev)
82{
83	switch (pdev->id) {
84	case 0:
85		s3c_gpio_cfgpin_range(S5P6450_GPR(4), 5, S3C_GPIO_SFN(5));
86		s3c_gpio_cfgpin_range(S5P6450_GPR(13), 2, S3C_GPIO_SFN(5));
87		break;
88	case 1:
89		s3c_gpio_cfgpin(S5P6440_GPB(4), S3C_GPIO_SFN(5));
90		s3c_gpio_cfgpin_range(S5P6450_GPC(0), 4, S3C_GPIO_SFN(5));
91		break;
92	case 2:
93		s3c_gpio_cfgpin_range(S5P6450_GPK(0), 5, S3C_GPIO_SFN(5));
94		break;
95	default:
96		printk(KERN_ERR "Invalid Device %d\n", pdev->id);
97		return -EINVAL;
98	}
99
100	return 0;
101}
102
103static struct s3c_audio_pdata s5p6450_i2s0_pdata = {
104	.cfg_gpio = s5p6450_cfg_i2s,
105	.type = {
106		.i2s = {
107			.quirks = QUIRK_PRI_6CHAN,
108			.src_clk = rclksrc,
109		},
110	},
111};
112
113struct platform_device s5p6450_device_iis0 = {
114	.name		= "samsung-i2s",
115	.id		= 0,
116	.num_resources	= ARRAY_SIZE(s5p64x0_i2s0_resource),
117	.resource	= s5p64x0_i2s0_resource,
118	.dev = {
119		.platform_data = &s5p6450_i2s0_pdata,
120	},
121};
122
123static struct s3c_audio_pdata s5p6450_i2s_pdata = {
124	.cfg_gpio = s5p6450_cfg_i2s,
125	.type = {
126		.i2s = {
127			.src_clk = rclksrc,
128		},
129	},
130};
131
132static struct resource s5p6450_i2s1_resource[] = {
133	[0] = {
134		.start	= S5P6450_PA_I2S1,
135		.end	= S5P6450_PA_I2S1 + 0x100 - 1,
136		.flags	= IORESOURCE_MEM,
137	},
138	[1] = {
139		.start	= DMACH_I2S1_TX,
140		.end	= DMACH_I2S1_TX,
141		.flags	= IORESOURCE_DMA,
142	},
143	[2] = {
144		.start	= DMACH_I2S1_RX,
145		.end	= DMACH_I2S1_RX,
146		.flags	= IORESOURCE_DMA,
147	},
148};
149
150struct platform_device s5p6450_device_iis1 = {
151	.name		= "samsung-i2s",
152	.id		= 1,
153	.num_resources	= ARRAY_SIZE(s5p6450_i2s1_resource),
154	.resource	= s5p6450_i2s1_resource,
155	.dev = {
156		.platform_data = &s5p6450_i2s_pdata,
157	},
158};
159
160static struct resource s5p6450_i2s2_resource[] = {
161	[0] = {
162		.start	= S5P6450_PA_I2S2,
163		.end	= S5P6450_PA_I2S2 + 0x100 - 1,
164		.flags	= IORESOURCE_MEM,
165	},
166	[1] = {
167		.start	= DMACH_I2S2_TX,
168		.end	= DMACH_I2S2_TX,
169		.flags	= IORESOURCE_DMA,
170	},
171	[2] = {
172		.start	= DMACH_I2S2_RX,
173		.end	= DMACH_I2S2_RX,
174		.flags	= IORESOURCE_DMA,
175	},
176};
177
178struct platform_device s5p6450_device_iis2 = {
179	.name		= "samsung-i2s",
180	.id		= 2,
181	.num_resources	= ARRAY_SIZE(s5p6450_i2s2_resource),
182	.resource	= s5p6450_i2s2_resource,
183	.dev = {
184		.platform_data = &s5p6450_i2s_pdata,
185	},
186};
187
188/* PCM Controller platform_devices */
189
190static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev)
191{
192	switch (pdev->id) {
193	case 0:
194		s3c_gpio_cfgpin_range(S5P6440_GPR(6), 3, S3C_GPIO_SFN(2));
195		s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(2));
196		break;
197
198	default:
199		printk(KERN_DEBUG "Invalid PCM Controller number!");
200		return -EINVAL;
201	}
202
203	return 0;
204}
205
206static struct s3c_audio_pdata s5p6440_pcm_pdata = {
207	.cfg_gpio = s5p6440_pcm_cfg_gpio,
208};
209
210static struct resource s5p6440_pcm0_resource[] = {
211	[0] = {
212		.start	= S5P64X0_PA_PCM,
213		.end	= S5P64X0_PA_PCM + 0x100 - 1,
214		.flags	= IORESOURCE_MEM,
215	},
216	[1] = {
217		.start	= DMACH_PCM0_TX,
218		.end	= DMACH_PCM0_TX,
219		.flags	= IORESOURCE_DMA,
220	},
221	[2] = {
222		.start	= DMACH_PCM0_RX,
223		.end	= DMACH_PCM0_RX,
224		.flags	= IORESOURCE_DMA,
225	},
226};
227
228struct platform_device s5p6440_device_pcm = {
229	.name		= "samsung-pcm",
230	.id		= 0,
231	.num_resources	= ARRAY_SIZE(s5p6440_pcm0_resource),
232	.resource	= s5p6440_pcm0_resource,
233	.dev = {
234		.platform_data = &s5p6440_pcm_pdata,
235	},
236};
237