Commit | Line | Data |
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1da177e4 | 1 | /* |
dbdf9ced | 2 | * linux/arch/arm/mach-omap1/board-perseus2.c |
1da177e4 LT |
3 | * |
4 | * Modified from board-generic.c | |
5 | * | |
6 | * Original OMAP730 support by Jean Pihet <j-pihet@ti.com> | |
7 | * Updated for 2.6 by Kevin Hilman <kjh@hilman.org> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License version 2 as | |
11 | * published by the Free Software Foundation. | |
12 | */ | |
2f8163ba | 13 | #include <linux/gpio.h> |
1da177e4 LT |
14 | #include <linux/kernel.h> |
15 | #include <linux/init.h> | |
d052d1be | 16 | #include <linux/platform_device.h> |
1da177e4 LT |
17 | #include <linux/delay.h> |
18 | #include <linux/mtd/mtd.h> | |
9b6553cd | 19 | #include <linux/mtd/nand.h> |
1da177e4 | 20 | #include <linux/mtd/partitions.h> |
561b036a | 21 | #include <linux/mtd/physmap.h> |
9b6553cd | 22 | #include <linux/input.h> |
3bc48014 | 23 | #include <linux/smc91x.h> |
ddba6c7f | 24 | #include <linux/omapfb.h> |
2203747c | 25 | #include <linux/platform_data/keypad-omap.h> |
1da177e4 | 26 | |
1da177e4 LT |
27 | #include <asm/mach-types.h> |
28 | #include <asm/mach/arch.h> | |
1da177e4 LT |
29 | #include <asm/mach/map.h> |
30 | ||
54b693d4 | 31 | #include <mach/tc.h> |
70c494c3 | 32 | #include <mach/mux.h> |
100f9638 | 33 | #include "flash.h" |
1da177e4 | 34 | |
2e3ee9f4 TL |
35 | #include <mach/hardware.h> |
36 | ||
37 | #include "iomap.h" | |
38 | #include "common.h" | |
21d182bd | 39 | #include "fpga.h" |
2e3ee9f4 | 40 | |
da1f026b JK |
41 | static const unsigned int p2_keymap[] = { |
42 | KEY(0, 0, KEY_UP), | |
43 | KEY(1, 0, KEY_RIGHT), | |
44 | KEY(2, 0, KEY_LEFT), | |
45 | KEY(3, 0, KEY_DOWN), | |
46 | KEY(4, 0, KEY_ENTER), | |
47 | KEY(0, 1, KEY_F10), | |
48 | KEY(1, 1, KEY_SEND), | |
49 | KEY(2, 1, KEY_END), | |
50 | KEY(3, 1, KEY_VOLUMEDOWN), | |
51 | KEY(4, 1, KEY_VOLUMEUP), | |
52 | KEY(5, 1, KEY_RECORD), | |
53 | KEY(0, 2, KEY_F9), | |
54 | KEY(1, 2, KEY_3), | |
55 | KEY(2, 2, KEY_6), | |
56 | KEY(3, 2, KEY_9), | |
57 | KEY(4, 2, KEY_KPDOT), | |
58 | KEY(0, 3, KEY_BACK), | |
59 | KEY(1, 3, KEY_2), | |
60 | KEY(2, 3, KEY_5), | |
61 | KEY(3, 3, KEY_8), | |
62 | KEY(4, 3, KEY_0), | |
63 | KEY(5, 3, KEY_KPSLASH), | |
64 | KEY(0, 4, KEY_HOME), | |
65 | KEY(1, 4, KEY_1), | |
66 | KEY(2, 4, KEY_4), | |
67 | KEY(3, 4, KEY_7), | |
68 | KEY(4, 4, KEY_KPASTERISK), | |
69 | KEY(5, 4, KEY_POWER), | |
9b6553cd TL |
70 | }; |
71 | ||
3bc48014 LM |
72 | static struct smc91x_platdata smc91x_info = { |
73 | .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, | |
74 | .leda = RPC_LED_100_10, | |
75 | .ledb = RPC_LED_TX_RX, | |
76 | }; | |
77 | ||
1da177e4 LT |
78 | static struct resource smc91x_resources[] = { |
79 | [0] = { | |
80 | .start = H2P2_DBG_FPGA_ETHR_START, /* Physical */ | |
81 | .end = H2P2_DBG_FPGA_ETHR_START + 0xf, | |
82 | .flags = IORESOURCE_MEM, | |
83 | }, | |
84 | [1] = { | |
372b1c32 | 85 | .start = INT_7XX_MPU_EXT_NIRQ, |
1da177e4 | 86 | .end = 0, |
e7b3dc7e | 87 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
1da177e4 LT |
88 | }, |
89 | }; | |
90 | ||
9b6553cd | 91 | static struct mtd_partition nor_partitions[] = { |
1da177e4 LT |
92 | /* bootloader (U-Boot, etc) in first sector */ |
93 | { | |
94 | .name = "bootloader", | |
95 | .offset = 0, | |
96 | .size = SZ_128K, | |
97 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
98 | }, | |
99 | /* bootloader params in the next sector */ | |
100 | { | |
101 | .name = "params", | |
102 | .offset = MTDPART_OFS_APPEND, | |
103 | .size = SZ_128K, | |
104 | .mask_flags = 0, | |
105 | }, | |
106 | /* kernel */ | |
107 | { | |
108 | .name = "kernel", | |
109 | .offset = MTDPART_OFS_APPEND, | |
110 | .size = SZ_2M, | |
111 | .mask_flags = 0 | |
112 | }, | |
113 | /* rest of flash is a file system */ | |
114 | { | |
115 | .name = "rootfs", | |
116 | .offset = MTDPART_OFS_APPEND, | |
117 | .size = MTDPART_SIZ_FULL, | |
118 | .mask_flags = 0 | |
119 | }, | |
120 | }; | |
121 | ||
561b036a | 122 | static struct physmap_flash_data nor_data = { |
1da177e4 | 123 | .width = 2, |
561b036a | 124 | .set_vpp = omap1_set_vpp, |
9b6553cd TL |
125 | .parts = nor_partitions, |
126 | .nr_parts = ARRAY_SIZE(nor_partitions), | |
1da177e4 LT |
127 | }; |
128 | ||
9b6553cd | 129 | static struct resource nor_resource = { |
7c38cf02 TL |
130 | .start = OMAP_CS0_PHYS, |
131 | .end = OMAP_CS0_PHYS + SZ_32M - 1, | |
1da177e4 LT |
132 | .flags = IORESOURCE_MEM, |
133 | }; | |
134 | ||
9b6553cd | 135 | static struct platform_device nor_device = { |
561b036a | 136 | .name = "physmap-flash", |
1da177e4 LT |
137 | .id = 0, |
138 | .dev = { | |
9b6553cd TL |
139 | .platform_data = &nor_data, |
140 | }, | |
141 | .num_resources = 1, | |
142 | .resource = &nor_resource, | |
143 | }; | |
144 | ||
414f552a LM |
145 | #define P2_NAND_RB_GPIO_PIN 62 |
146 | ||
147 | static int nand_dev_ready(struct mtd_info *mtd) | |
148 | { | |
149 | return gpio_get_value(P2_NAND_RB_GPIO_PIN); | |
150 | } | |
151 | ||
414f552a LM |
152 | static struct platform_nand_data nand_data = { |
153 | .chip = { | |
154 | .nr_chips = 1, | |
155 | .chip_offset = 0, | |
156 | .options = NAND_SAMSUNG_LP_OPTIONS, | |
414f552a LM |
157 | }, |
158 | .ctrl = { | |
31cde044 | 159 | .cmd_ctrl = omap1_nand_cmd_ctl, |
414f552a LM |
160 | .dev_ready = nand_dev_ready, |
161 | }, | |
9b6553cd TL |
162 | }; |
163 | ||
164 | static struct resource nand_resource = { | |
165 | .start = OMAP_CS3_PHYS, | |
166 | .end = OMAP_CS3_PHYS + SZ_4K - 1, | |
167 | .flags = IORESOURCE_MEM, | |
168 | }; | |
169 | ||
170 | static struct platform_device nand_device = { | |
414f552a | 171 | .name = "gen_nand", |
9b6553cd TL |
172 | .id = 0, |
173 | .dev = { | |
174 | .platform_data = &nand_data, | |
1da177e4 LT |
175 | }, |
176 | .num_resources = 1, | |
9b6553cd | 177 | .resource = &nand_resource, |
1da177e4 LT |
178 | }; |
179 | ||
180 | static struct platform_device smc91x_device = { | |
181 | .name = "smc91x", | |
182 | .id = 0, | |
3bc48014 LM |
183 | .dev = { |
184 | .platform_data = &smc91x_info, | |
185 | }, | |
1da177e4 LT |
186 | .num_resources = ARRAY_SIZE(smc91x_resources), |
187 | .resource = smc91x_resources, | |
188 | }; | |
189 | ||
9b6553cd TL |
190 | static struct resource kp_resources[] = { |
191 | [0] = { | |
372b1c32 AB |
192 | .start = INT_7XX_MPUIO_KEYPAD, |
193 | .end = INT_7XX_MPUIO_KEYPAD, | |
9b6553cd TL |
194 | .flags = IORESOURCE_IRQ, |
195 | }, | |
196 | }; | |
197 | ||
da1f026b JK |
198 | static const struct matrix_keymap_data p2_keymap_data = { |
199 | .keymap = p2_keymap, | |
200 | .keymap_size = ARRAY_SIZE(p2_keymap), | |
201 | }; | |
202 | ||
9b6553cd | 203 | static struct omap_kp_platform_data kp_data = { |
4d24607b KS |
204 | .rows = 8, |
205 | .cols = 8, | |
da1f026b | 206 | .keymap_data = &p2_keymap_data, |
4d24607b | 207 | .delay = 4, |
da1f026b | 208 | .dbounce = true, |
9b6553cd TL |
209 | }; |
210 | ||
211 | static struct platform_device kp_device = { | |
212 | .name = "omap-keypad", | |
213 | .id = -1, | |
214 | .dev = { | |
215 | .platform_data = &kp_data, | |
216 | }, | |
217 | .num_resources = ARRAY_SIZE(kp_resources), | |
218 | .resource = kp_resources, | |
219 | }; | |
220 | ||
1da177e4 | 221 | static struct platform_device *devices[] __initdata = { |
9b6553cd TL |
222 | &nor_device, |
223 | &nand_device, | |
1da177e4 | 224 | &smc91x_device, |
9b6553cd | 225 | &kp_device, |
1da177e4 LT |
226 | }; |
227 | ||
3179a019 | 228 | static struct omap_lcd_config perseus2_lcd_config __initdata = { |
3179a019 TL |
229 | .ctrl_name = "internal", |
230 | }; | |
231 | ||
c2cdaffe TL |
232 | static void __init perseus2_init_smc91x(void) |
233 | { | |
4c98dc6b | 234 | __raw_writeb(1, H2P2_DBG_FPGA_LAN_RESET); |
c2cdaffe | 235 | mdelay(50); |
4c98dc6b | 236 | __raw_writeb(__raw_readb(H2P2_DBG_FPGA_LAN_RESET) & ~1, |
c2cdaffe TL |
237 | H2P2_DBG_FPGA_LAN_RESET); |
238 | mdelay(50); | |
239 | } | |
240 | ||
1da177e4 LT |
241 | static void __init omap_perseus2_init(void) |
242 | { | |
7b88e62f TL |
243 | /* Early, board-dependent init */ |
244 | ||
245 | /* | |
246 | * Hold GSM Reset until needed | |
247 | */ | |
248 | omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); | |
249 | ||
250 | /* | |
251 | * UARTs -> done automagically by 8250 driver | |
252 | */ | |
253 | ||
254 | /* | |
255 | * CSx timings, GPIO Mux ... setup | |
256 | */ | |
257 | ||
258 | /* Flash: CS0 timings setup */ | |
259 | omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); | |
260 | omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); | |
261 | ||
262 | /* | |
263 | * Ethernet support through the debug board | |
264 | * CS1 timings setup | |
265 | */ | |
266 | omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); | |
267 | omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); | |
268 | ||
269 | /* | |
270 | * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, | |
271 | * It is used as the Ethernet controller interrupt | |
272 | */ | |
273 | omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, | |
274 | OMAP7XX_IO_CONF_9); | |
275 | ||
c2cdaffe TL |
276 | perseus2_init_smc91x(); |
277 | ||
0449410b | 278 | BUG_ON(gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0); |
414f552a | 279 | gpio_direction_input(P2_NAND_RB_GPIO_PIN); |
9b6553cd TL |
280 | |
281 | omap_cfg_reg(L3_1610_FLASH_CS2B_OE); | |
282 | omap_cfg_reg(M8_1610_FLASH_CS2B_WE); | |
283 | ||
93c43f25 TL |
284 | /* Mux pins for keypad */ |
285 | omap_cfg_reg(E2_7XX_KBR0); | |
286 | omap_cfg_reg(J7_7XX_KBR1); | |
287 | omap_cfg_reg(E1_7XX_KBR2); | |
288 | omap_cfg_reg(F3_7XX_KBR3); | |
289 | omap_cfg_reg(D2_7XX_KBR4); | |
290 | omap_cfg_reg(C2_7XX_KBC0); | |
291 | omap_cfg_reg(D3_7XX_KBC1); | |
292 | omap_cfg_reg(E4_7XX_KBC2); | |
293 | omap_cfg_reg(F4_7XX_KBC3); | |
294 | omap_cfg_reg(E3_7XX_KBC4); | |
295 | ||
9b6553cd | 296 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
3179a019 | 297 | |
3179a019 | 298 | omap_serial_init(); |
1ed16a86 | 299 | omap_register_i2c_bus(1, 100, NULL, 0); |
ddba6c7f TV |
300 | |
301 | omapfb_set_lcd_config(&perseus2_lcd_config); | |
1da177e4 LT |
302 | } |
303 | ||
1da177e4 LT |
304 | /* Only FPGA needs to be mapped here. All others are done with ioremap */ |
305 | static struct map_desc omap_perseus2_io_desc[] __initdata = { | |
9fe133b1 DS |
306 | { |
307 | .virtual = H2P2_DBG_FPGA_BASE, | |
308 | .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START), | |
309 | .length = H2P2_DBG_FPGA_SIZE, | |
310 | .type = MT_DEVICE | |
311 | } | |
1da177e4 LT |
312 | }; |
313 | ||
314 | static void __init omap_perseus2_map_io(void) | |
315 | { | |
7b88e62f | 316 | omap7xx_map_io(); |
1da177e4 LT |
317 | iotable_init(omap_perseus2_io_desc, |
318 | ARRAY_SIZE(omap_perseus2_io_desc)); | |
1da177e4 LT |
319 | } |
320 | ||
321 | MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") | |
e9dea0c6 | 322 | /* Maintainer: Kevin Hilman <kjh@hilman.org> */ |
246e389d | 323 | .atag_offset = 0x100, |
e9dea0c6 | 324 | .map_io = omap_perseus2_map_io, |
7b88e62f | 325 | .init_early = omap1_init_early, |
7b88e62f | 326 | .init_irq = omap1_init_irq, |
b694331c | 327 | .handle_irq = omap1_handle_irq, |
e9dea0c6 | 328 | .init_machine = omap_perseus2_init, |
82c3bd03 | 329 | .init_late = omap1_init_late, |
6bb27d73 | 330 | .init_time = omap1_timer_init, |
baa95883 | 331 | .restart = omap1_restart, |
1da177e4 | 332 | MACHINE_END |