Merge branch 'kbuild/packaging' into kbuild/rc-fixes
[pandora-kernel.git] / arch / arm / mach-s5p6442 / dma.c
1 /*
2  * Copyright (C) 2010 Samsung Electronics Co. Ltd.
3  *      Jaswinder Singh <jassi.brar@samsung.com>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18  */
19
20 #include <linux/platform_device.h>
21 #include <linux/dma-mapping.h>
22
23 #include <plat/devs.h>
24 #include <plat/irqs.h>
25
26 #include <mach/map.h>
27 #include <mach/irqs.h>
28
29 #include <plat/s3c-pl330-pdata.h>
30
31 static u64 dma_dmamask = DMA_BIT_MASK(32);
32
33 static struct resource s5p6442_pdma_resource[] = {
34         [0] = {
35                 .start  = S5P6442_PA_PDMA,
36                 .end    = S5P6442_PA_PDMA + SZ_4K,
37                 .flags = IORESOURCE_MEM,
38         },
39         [1] = {
40                 .start  = IRQ_PDMA,
41                 .end    = IRQ_PDMA,
42                 .flags  = IORESOURCE_IRQ,
43         },
44 };
45
46 static struct s3c_pl330_platdata s5p6442_pdma_pdata = {
47         .peri = {
48                 [0] = DMACH_UART0_RX,
49                 [1] = DMACH_UART0_TX,
50                 [2] = DMACH_UART1_RX,
51                 [3] = DMACH_UART1_TX,
52                 [4] = DMACH_UART2_RX,
53                 [5] = DMACH_UART2_TX,
54                 [6] = DMACH_MAX,
55                 [7] = DMACH_MAX,
56                 [8] = DMACH_MAX,
57                 [9] = DMACH_I2S0_RX,
58                 [10] = DMACH_I2S0_TX,
59                 [11] = DMACH_I2S0S_TX,
60                 [12] = DMACH_I2S1_RX,
61                 [13] = DMACH_I2S1_TX,
62                 [14] = DMACH_MAX,
63                 [15] = DMACH_MAX,
64                 [16] = DMACH_SPI0_RX,
65                 [17] = DMACH_SPI0_TX,
66                 [18] = DMACH_MAX,
67                 [19] = DMACH_MAX,
68                 [20] = DMACH_PCM0_RX,
69                 [21] = DMACH_PCM0_TX,
70                 [22] = DMACH_PCM1_RX,
71                 [23] = DMACH_PCM1_TX,
72                 [24] = DMACH_MAX,
73                 [25] = DMACH_MAX,
74                 [26] = DMACH_MAX,
75                 [27] = DMACH_MSM_REQ0,
76                 [28] = DMACH_MSM_REQ1,
77                 [29] = DMACH_MSM_REQ2,
78                 [30] = DMACH_MSM_REQ3,
79                 [31] = DMACH_MAX,
80         },
81 };
82
83 static struct platform_device s5p6442_device_pdma = {
84         .name           = "s3c-pl330",
85         .id             = -1,
86         .num_resources  = ARRAY_SIZE(s5p6442_pdma_resource),
87         .resource       = s5p6442_pdma_resource,
88         .dev            = {
89                 .dma_mask = &dma_dmamask,
90                 .coherent_dma_mask = DMA_BIT_MASK(32),
91                 .platform_data = &s5p6442_pdma_pdata,
92         },
93 };
94
95 static struct platform_device *s5p6442_dmacs[] __initdata = {
96         &s5p6442_device_pdma,
97 };
98
99 static int __init s5p6442_dma_init(void)
100 {
101         platform_add_devices(s5p6442_dmacs, ARRAY_SIZE(s5p6442_dmacs));
102
103         return 0;
104 }
105 arch_initcall(s5p6442_dma_init);