aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-s5pv310/dma.c
blob: 20066c7c9e5690c52310490f4b6a67ca74877f8d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
/*
 * Copyright (C) 2010 Samsung Electronics Co. Ltd.
 *	Jaswinder Singh <jassi.brar@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <linux/platform_device.h>
#include <linux/dma-mapping.h>

#include <plat/devs.h>
#include <plat/irqs.h>

#include <mach/map.h>
#include <mach/irqs.h>

#include <plat/s3c-pl330-pdata.h>

static u64 dma_dmamask = DMA_BIT_MASK(32);

static struct resource s5pv310_pdma0_resource[] = {
	[0] = {
		.start	= S5PV310_PA_PDMA0,
		.end	= S5PV310_PA_PDMA0 + SZ_4K,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= IRQ_PDMA0,
		.end	= IRQ_PDMA0,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct s3c_pl330_platdata s5pv310_pdma0_pdata = {
	.peri = {
		[0] = DMACH_PCM0_RX,
		[1] = DMACH_PCM0_TX,
		[2] = DMACH_PCM2_RX,
		[3] = DMACH_PCM2_TX,
		[4] = DMACH_MSM_REQ0,
		[5] = DMACH_MSM_REQ2,
		[6] = DMACH_SPI0_RX,
		[7] = DMACH_SPI0_TX,
		[8] = DMACH_SPI2_RX,
		[9] = DMACH_SPI2_TX,
		[10] = DMACH_I2S0S_TX,
		[11] = DMACH_I2S0_RX,
		[12] = DMACH_I2S0_TX,
		[13] = DMACH_I2S2_RX,
		[14] = DMACH_I2S2_TX,
		[15] = DMACH_UART0_RX,
		[16] = DMACH_UART0_TX,
		[17] = DMACH_UART2_RX,
		[18] = DMACH_UART2_TX,
		[19] = DMACH_UART4_RX,
		[20] = DMACH_UART4_TX,
		[21] = DMACH_SLIMBUS0_RX,
		[22] = DMACH_SLIMBUS0_TX,
		[23] = DMACH_SLIMBUS2_RX,
		[24] = DMACH_SLIMBUS2_TX,
		[25] = DMACH_SLIMBUS4_RX,
		[26] = DMACH_SLIMBUS4_TX,
		[27] = DMACH_AC97_MICIN,
		[28] = DMACH_AC97_PCMIN,
		[29] = DMACH_AC97_PCMOUT,
		[30] = DMACH_MAX,
		[31] = DMACH_MAX,
	},
};

static struct platform_device s5pv310_device_pdma0 = {
	.name		= "s3c-pl330",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(s5pv310_pdma0_resource),
	.resource	= s5pv310_pdma0_resource,
	.dev		= {
		.dma_mask = &dma_dmamask,
		.coherent_dma_mask = DMA_BIT_MASK(32),
		.platform_data = &s5pv310_pdma0_pdata,
	},
};

static struct resource s5pv310_pdma1_resource[] = {
	[0] = {
		.start	= S5PV310_PA_PDMA1,
		.end	= S5PV310_PA_PDMA1 + SZ_4K,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= IRQ_PDMA1,
		.end	= IRQ_PDMA1,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct s3c_pl330_platdata s5pv310_pdma1_pdata = {
	.peri = {
		[0] = DMACH_PCM0_RX,
		[1] = DMACH_PCM0_TX,
		[2] = DMACH_PCM1_RX,
		[3] = DMACH_PCM1_TX,
		[4] = DMACH_MSM_REQ1,
		[5] = DMACH_MSM_REQ3,
		[6] = DMACH_SPI1_RX,
		[7] = DMACH_SPI1_TX,
		[8] = DMACH_I2S0S_TX,
		[9] = DMACH_I2S0_RX,
		[10] = DMACH_I2S0_TX,
		[11] = DMACH_I2S1_RX,
		[12] = DMACH_I2S1_TX,
		[13] = DMACH_UART0_RX,
		[14] = DMACH_UART0_TX,
		[15] = DMACH_UART1_RX,
		[16] = DMACH_UART1_TX,
		[17] = DMACH_UART3_RX,
		[18] = DMACH_UART3_TX,
		[19] = DMACH_SLIMBUS1_RX,
		[20] = DMACH_SLIMBUS1_TX,
		[21] = DMACH_SLIMBUS3_RX,
		[22] = DMACH_SLIMBUS3_TX,
		[23] = DMACH_SLIMBUS5_RX,
		[24] = DMACH_SLIMBUS5_TX,
		[25] = DMACH_SLIMBUS0AUX_RX,
		[26] = DMACH_SLIMBUS0AUX_TX,
		[27] = DMACH_SPDIF,
		[28] = DMACH_MAX,
		[29] = DMACH_MAX,
		[30] = DMACH_MAX,
		[31] = DMACH_MAX,
	},
};

static struct platform_device s5pv310_device_pdma1 = {
	.name		= "s3c-pl330",
	.id		= 1,
	.num_resources	= ARRAY_SIZE(s5pv310_pdma1_resource),
	.resource	= s5pv310_pdma1_resource,
	.dev		= {
		.dma_mask = &dma_dmamask,
		.coherent_dma_mask = DMA_BIT_MASK(32),
		.platform_data = &s5pv310_pdma1_pdata,
	},
};

static struct platform_device *s5pv310_dmacs[] __initdata = {
	&s5pv310_device_pdma0,
	&s5pv310_device_pdma1,
};

static int __init s5pv310_dma_init(void)
{
	platform_add_devices(s5pv310_dmacs, ARRAY_SIZE(s5pv310_dmacs));

	return 0;
}
arch_initcall(s5pv310_dma_init);