Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx
[linux-2.6.git] / arch / arm / mach-ux500 / devices-db8500.c
1 /*
2  * Copyright (C) ST-Ericsson SA 2010
3  *
4  * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
5  * License terms: GNU General Public License (GPL) version 2
6  */
7
8 #include <linux/kernel.h>
9 #include <linux/platform_device.h>
10 #include <linux/interrupt.h>
11 #include <linux/io.h>
12 #include <linux/gpio.h>
13 #include <linux/amba/bus.h>
14
15 #include <plat/ste_dma40.h>
16
17 #include <mach/hardware.h>
18 #include <mach/setup.h>
19
20 #include "ste-dma40-db8500.h"
21
22 static struct nmk_gpio_platform_data u8500_gpio_data[] = {
23         GPIO_DATA("GPIO-0-31", 0),
24         GPIO_DATA("GPIO-32-63", 32), /* 37..63 not routed to pin */
25         GPIO_DATA("GPIO-64-95", 64),
26         GPIO_DATA("GPIO-96-127", 96), /* 98..127 not routed to pin */
27         GPIO_DATA("GPIO-128-159", 128),
28         GPIO_DATA("GPIO-160-191", 160), /* 172..191 not routed to pin */
29         GPIO_DATA("GPIO-192-223", 192),
30         GPIO_DATA("GPIO-224-255", 224), /* 231..255 not routed to pin */
31         GPIO_DATA("GPIO-256-288", 256), /* 268..288 not routed to pin */
32 };
33
34 static struct resource u8500_gpio_resources[] = {
35         GPIO_RESOURCE(0),
36         GPIO_RESOURCE(1),
37         GPIO_RESOURCE(2),
38         GPIO_RESOURCE(3),
39         GPIO_RESOURCE(4),
40         GPIO_RESOURCE(5),
41         GPIO_RESOURCE(6),
42         GPIO_RESOURCE(7),
43         GPIO_RESOURCE(8),
44 };
45
46 struct platform_device u8500_gpio_devs[] = {
47         GPIO_DEVICE(0),
48         GPIO_DEVICE(1),
49         GPIO_DEVICE(2),
50         GPIO_DEVICE(3),
51         GPIO_DEVICE(4),
52         GPIO_DEVICE(5),
53         GPIO_DEVICE(6),
54         GPIO_DEVICE(7),
55         GPIO_DEVICE(8),
56 };
57
58 struct amba_device u8500_ssp0_device = {
59         .dev = {
60                 .coherent_dma_mask = ~0,
61                 .init_name = "ssp0",
62         },
63         .res = {
64                 .start = U8500_SSP0_BASE,
65                 .end   = U8500_SSP0_BASE + SZ_4K - 1,
66                 .flags = IORESOURCE_MEM,
67         },
68         .irq = {IRQ_DB8500_SSP0, NO_IRQ },
69         /* ST-Ericsson modified id */
70         .periphid = SSP_PER_ID,
71 };
72
73 static struct resource u8500_i2c0_resources[] = {
74         [0] = {
75                 .start  = U8500_I2C0_BASE,
76                 .end    = U8500_I2C0_BASE + SZ_4K - 1,
77                 .flags  = IORESOURCE_MEM,
78         },
79         [1] = {
80                 .start  = IRQ_DB8500_I2C0,
81                 .end    = IRQ_DB8500_I2C0,
82                 .flags  = IORESOURCE_IRQ,
83         }
84 };
85
86 struct platform_device u8500_i2c0_device = {
87         .name           = "nmk-i2c",
88         .id             = 0,
89         .resource       = u8500_i2c0_resources,
90         .num_resources  = ARRAY_SIZE(u8500_i2c0_resources),
91 };
92
93 static struct resource u8500_i2c4_resources[] = {
94         [0] = {
95                 .start  = U8500_I2C4_BASE,
96                 .end    = U8500_I2C4_BASE + SZ_4K - 1,
97                 .flags  = IORESOURCE_MEM,
98         },
99         [1] = {
100                 .start  = IRQ_DB8500_I2C4,
101                 .end    = IRQ_DB8500_I2C4,
102                 .flags  = IORESOURCE_IRQ,
103         }
104 };
105
106 struct platform_device u8500_i2c4_device = {
107         .name           = "nmk-i2c",
108         .id             = 4,
109         .resource       = u8500_i2c4_resources,
110         .num_resources  = ARRAY_SIZE(u8500_i2c4_resources),
111 };
112
113 /*
114  * SD/MMC
115  */
116
117 struct amba_device u8500_sdi0_device = {
118         .dev            = {
119                 .init_name = "sdi0",
120         },
121         .res            = {
122                 .start  = U8500_SDI0_BASE,
123                 .end    = U8500_SDI0_BASE + SZ_4K - 1,
124                 .flags  = IORESOURCE_MEM,
125         },
126         .irq            = {IRQ_DB8500_SDMMC0, NO_IRQ},
127 };
128
129 struct amba_device u8500_sdi1_device = {
130         .dev            = {
131                 .init_name = "sdi1",
132         },
133         .res            = {
134                 .start  = U8500_SDI1_BASE,
135                 .end    = U8500_SDI1_BASE + SZ_4K - 1,
136                 .flags  = IORESOURCE_MEM,
137         },
138         .irq            = {IRQ_DB8500_SDMMC1, NO_IRQ},
139 };
140
141 struct amba_device u8500_sdi2_device = {
142         .dev            = {
143                 .init_name = "sdi2",
144         },
145         .res            = {
146                 .start  = U8500_SDI2_BASE,
147                 .end    = U8500_SDI2_BASE + SZ_4K - 1,
148                 .flags  = IORESOURCE_MEM,
149         },
150         .irq            = {IRQ_DB8500_SDMMC2, NO_IRQ},
151 };
152
153 struct amba_device u8500_sdi3_device = {
154         .dev            = {
155                 .init_name = "sdi3",
156         },
157         .res            = {
158                 .start  = U8500_SDI3_BASE,
159                 .end    = U8500_SDI3_BASE + SZ_4K - 1,
160                 .flags  = IORESOURCE_MEM,
161         },
162         .irq            = {IRQ_DB8500_SDMMC3, NO_IRQ},
163 };
164
165 struct amba_device u8500_sdi4_device = {
166         .dev            = {
167                 .init_name = "sdi4",
168         },
169         .res            = {
170                 .start  = U8500_SDI4_BASE,
171                 .end    = U8500_SDI4_BASE + SZ_4K - 1,
172                 .flags  = IORESOURCE_MEM,
173         },
174         .irq            = {IRQ_DB8500_SDMMC4, NO_IRQ},
175 };
176
177 struct amba_device u8500_sdi5_device = {
178         .dev            = {
179                 .init_name = "sdi5",
180         },
181         .res            = {
182                 .start  = U8500_SDI5_BASE,
183                 .end    = U8500_SDI5_BASE + SZ_4K - 1,
184                 .flags  = IORESOURCE_MEM,
185         },
186         .irq            = {IRQ_DB8500_SDMMC5, NO_IRQ},
187 };
188
189 static struct resource dma40_resources[] = {
190         [0] = {
191                 .start = U8500_DMA_BASE,
192                 .end   = U8500_DMA_BASE + SZ_4K - 1,
193                 .flags = IORESOURCE_MEM,
194                 .name  = "base",
195         },
196         [1] = {
197                 .start = U8500_DMA_LCPA_BASE,
198                 .end   = U8500_DMA_LCPA_BASE + 2 * SZ_1K - 1,
199                 .flags = IORESOURCE_MEM,
200                 .name  = "lcpa",
201         },
202         [2] = {
203                 .start = IRQ_DB8500_DMA,
204                 .end   = IRQ_DB8500_DMA,
205                 .flags = IORESOURCE_IRQ,
206         }
207 };
208
209 /* Default configuration for physcial memcpy */
210 struct stedma40_chan_cfg dma40_memcpy_conf_phy = {
211         .mode = STEDMA40_MODE_PHYSICAL,
212         .dir = STEDMA40_MEM_TO_MEM,
213
214         .src_info.data_width = STEDMA40_BYTE_WIDTH,
215         .src_info.psize = STEDMA40_PSIZE_PHY_1,
216         .src_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
217
218         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
219         .dst_info.psize = STEDMA40_PSIZE_PHY_1,
220         .dst_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
221 };
222 /* Default configuration for logical memcpy */
223 struct stedma40_chan_cfg dma40_memcpy_conf_log = {
224         .dir = STEDMA40_MEM_TO_MEM,
225
226         .src_info.data_width = STEDMA40_BYTE_WIDTH,
227         .src_info.psize = STEDMA40_PSIZE_LOG_1,
228         .src_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
229
230         .dst_info.data_width = STEDMA40_BYTE_WIDTH,
231         .dst_info.psize = STEDMA40_PSIZE_LOG_1,
232         .dst_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
233 };
234
235 /*
236  * Mapping between destination event lines and physical device address.
237  * The event line is tied to a device and therefor the address is constant.
238  */
239 static const dma_addr_t dma40_tx_map[DB8500_DMA_NR_DEV];
240
241 /* Mapping between source event lines and physical device address */
242 static const dma_addr_t dma40_rx_map[DB8500_DMA_NR_DEV];
243
244 /* Reserved event lines for memcpy only */
245 static int dma40_memcpy_event[] = {
246         DB8500_DMA_MEMCPY_TX_0,
247         DB8500_DMA_MEMCPY_TX_1,
248         DB8500_DMA_MEMCPY_TX_2,
249         DB8500_DMA_MEMCPY_TX_3,
250         DB8500_DMA_MEMCPY_TX_4,
251         DB8500_DMA_MEMCPY_TX_5,
252 };
253
254 static struct stedma40_platform_data dma40_plat_data = {
255         .dev_len = DB8500_DMA_NR_DEV,
256         .dev_rx = dma40_rx_map,
257         .dev_tx = dma40_tx_map,
258         .memcpy = dma40_memcpy_event,
259         .memcpy_len = ARRAY_SIZE(dma40_memcpy_event),
260         .memcpy_conf_phy = &dma40_memcpy_conf_phy,
261         .memcpy_conf_log = &dma40_memcpy_conf_log,
262         .disabled_channels = {-1},
263 };
264
265 struct platform_device u8500_dma40_device = {
266         .dev = {
267                 .platform_data = &dma40_plat_data,
268         },
269         .name = "dma40",
270         .id = 0,
271         .num_resources = ARRAY_SIZE(dma40_resources),
272         .resource = dma40_resources
273 };
274
275 void dma40_u8500ed_fixup(void)
276 {
277         dma40_plat_data.memcpy = NULL;
278         dma40_plat_data.memcpy_len = 0;
279         dma40_resources[0].start = U8500_DMA_BASE_ED;
280         dma40_resources[0].end = U8500_DMA_BASE_ED + SZ_4K - 1;
281         dma40_resources[1].start = U8500_DMA_LCPA_BASE_ED;
282         dma40_resources[1].end = U8500_DMA_LCPA_BASE_ED + 2 * SZ_1K - 1;
283 }
284
285 struct resource keypad_resources[] = {
286         [0] = {
287                 .start = U8500_SKE_BASE,
288                 .end = U8500_SKE_BASE + SZ_4K - 1,
289                 .flags = IORESOURCE_MEM,
290         },
291         [1] = {
292                 .start = IRQ_DB8500_KB,
293                 .end = IRQ_DB8500_KB,
294                 .flags = IORESOURCE_IRQ,
295         },
296 };
297
298 struct platform_device ux500_ske_keypad_device = {
299         .name = "nmk-ske-keypad",
300         .id = -1,
301         .num_resources = ARRAY_SIZE(keypad_resources),
302         .resource = keypad_resources,
303 };