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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 | */ | |
13 | ||
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> |
9b6553cd | 21 | #include <linux/input.h> |
1da177e4 LT |
22 | |
23 | #include <asm/hardware.h> | |
24 | #include <asm/mach-types.h> | |
25 | #include <asm/mach/arch.h> | |
26 | #include <asm/mach/flash.h> | |
27 | #include <asm/mach/map.h> | |
28 | ||
7c38cf02 | 29 | #include <asm/arch/tc.h> |
1da177e4 LT |
30 | #include <asm/arch/gpio.h> |
31 | #include <asm/arch/mux.h> | |
32 | #include <asm/arch/fpga.h> | |
9b6553cd | 33 | #include <asm/arch/keypad.h> |
d48af15e | 34 | #include <asm/arch/common.h> |
3179a019 | 35 | #include <asm/arch/board.h> |
1da177e4 | 36 | |
9b6553cd TL |
37 | static int p2_keymap[] = { |
38 | KEY(0,0,KEY_UP), | |
39 | KEY(0,1,KEY_RIGHT), | |
40 | KEY(0,2,KEY_LEFT), | |
41 | KEY(0,3,KEY_DOWN), | |
496bcb81 VK |
42 | KEY(0,4,KEY_ENTER), |
43 | KEY(1,0,KEY_F10), | |
9b6553cd TL |
44 | KEY(1,1,KEY_SEND), |
45 | KEY(1,2,KEY_END), | |
46 | KEY(1,3,KEY_VOLUMEDOWN), | |
47 | KEY(1,4,KEY_VOLUMEUP), | |
48 | KEY(1,5,KEY_RECORD), | |
496bcb81 | 49 | KEY(2,0,KEY_F9), |
9b6553cd TL |
50 | KEY(2,1,KEY_3), |
51 | KEY(2,2,KEY_6), | |
52 | KEY(2,3,KEY_9), | |
496bcb81 | 53 | KEY(2,4,KEY_KPDOT), |
9b6553cd TL |
54 | KEY(3,0,KEY_BACK), |
55 | KEY(3,1,KEY_2), | |
56 | KEY(3,2,KEY_5), | |
57 | KEY(3,3,KEY_8), | |
58 | KEY(3,4,KEY_0), | |
496bcb81 | 59 | KEY(3,5,KEY_KPSLASH), |
9b6553cd TL |
60 | KEY(4,0,KEY_HOME), |
61 | KEY(4,1,KEY_1), | |
62 | KEY(4,2,KEY_4), | |
63 | KEY(4,3,KEY_7), | |
496bcb81 | 64 | KEY(4,4,KEY_KPASTERISK), |
9b6553cd TL |
65 | KEY(4,5,KEY_POWER), |
66 | 0 | |
67 | }; | |
68 | ||
1da177e4 LT |
69 | static struct resource smc91x_resources[] = { |
70 | [0] = { | |
71 | .start = H2P2_DBG_FPGA_ETHR_START, /* Physical */ | |
72 | .end = H2P2_DBG_FPGA_ETHR_START + 0xf, | |
73 | .flags = IORESOURCE_MEM, | |
74 | }, | |
75 | [1] = { | |
76 | .start = INT_730_MPU_EXT_NIRQ, | |
77 | .end = 0, | |
78 | .flags = IORESOURCE_IRQ, | |
79 | }, | |
80 | }; | |
81 | ||
9b6553cd | 82 | static struct mtd_partition nor_partitions[] = { |
1da177e4 LT |
83 | /* bootloader (U-Boot, etc) in first sector */ |
84 | { | |
85 | .name = "bootloader", | |
86 | .offset = 0, | |
87 | .size = SZ_128K, | |
88 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
89 | }, | |
90 | /* bootloader params in the next sector */ | |
91 | { | |
92 | .name = "params", | |
93 | .offset = MTDPART_OFS_APPEND, | |
94 | .size = SZ_128K, | |
95 | .mask_flags = 0, | |
96 | }, | |
97 | /* kernel */ | |
98 | { | |
99 | .name = "kernel", | |
100 | .offset = MTDPART_OFS_APPEND, | |
101 | .size = SZ_2M, | |
102 | .mask_flags = 0 | |
103 | }, | |
104 | /* rest of flash is a file system */ | |
105 | { | |
106 | .name = "rootfs", | |
107 | .offset = MTDPART_OFS_APPEND, | |
108 | .size = MTDPART_SIZ_FULL, | |
109 | .mask_flags = 0 | |
110 | }, | |
111 | }; | |
112 | ||
9b6553cd | 113 | static struct flash_platform_data nor_data = { |
1da177e4 LT |
114 | .map_name = "cfi_probe", |
115 | .width = 2, | |
9b6553cd TL |
116 | .parts = nor_partitions, |
117 | .nr_parts = ARRAY_SIZE(nor_partitions), | |
1da177e4 LT |
118 | }; |
119 | ||
9b6553cd | 120 | static struct resource nor_resource = { |
7c38cf02 TL |
121 | .start = OMAP_CS0_PHYS, |
122 | .end = OMAP_CS0_PHYS + SZ_32M - 1, | |
1da177e4 LT |
123 | .flags = IORESOURCE_MEM, |
124 | }; | |
125 | ||
9b6553cd | 126 | static struct platform_device nor_device = { |
1da177e4 LT |
127 | .name = "omapflash", |
128 | .id = 0, | |
129 | .dev = { | |
9b6553cd TL |
130 | .platform_data = &nor_data, |
131 | }, | |
132 | .num_resources = 1, | |
133 | .resource = &nor_resource, | |
134 | }; | |
135 | ||
136 | static struct nand_platform_data nand_data = { | |
137 | .options = NAND_SAMSUNG_LP_OPTIONS, | |
138 | }; | |
139 | ||
140 | static struct resource nand_resource = { | |
141 | .start = OMAP_CS3_PHYS, | |
142 | .end = OMAP_CS3_PHYS + SZ_4K - 1, | |
143 | .flags = IORESOURCE_MEM, | |
144 | }; | |
145 | ||
146 | static struct platform_device nand_device = { | |
147 | .name = "omapnand", | |
148 | .id = 0, | |
149 | .dev = { | |
150 | .platform_data = &nand_data, | |
1da177e4 LT |
151 | }, |
152 | .num_resources = 1, | |
9b6553cd | 153 | .resource = &nand_resource, |
1da177e4 LT |
154 | }; |
155 | ||
156 | static struct platform_device smc91x_device = { | |
157 | .name = "smc91x", | |
158 | .id = 0, | |
159 | .num_resources = ARRAY_SIZE(smc91x_resources), | |
160 | .resource = smc91x_resources, | |
161 | }; | |
162 | ||
9b6553cd TL |
163 | static struct resource kp_resources[] = { |
164 | [0] = { | |
165 | .start = INT_730_MPUIO_KEYPAD, | |
166 | .end = INT_730_MPUIO_KEYPAD, | |
167 | .flags = IORESOURCE_IRQ, | |
168 | }, | |
169 | }; | |
170 | ||
171 | static struct omap_kp_platform_data kp_data = { | |
4d24607b KS |
172 | .rows = 8, |
173 | .cols = 8, | |
174 | .keymap = p2_keymap, | |
175 | .keymapsize = ARRAY_SIZE(p2_keymap), | |
176 | .delay = 4, | |
177 | .dbounce = 1, | |
9b6553cd TL |
178 | }; |
179 | ||
180 | static struct platform_device kp_device = { | |
181 | .name = "omap-keypad", | |
182 | .id = -1, | |
183 | .dev = { | |
184 | .platform_data = &kp_data, | |
185 | }, | |
186 | .num_resources = ARRAY_SIZE(kp_resources), | |
187 | .resource = kp_resources, | |
188 | }; | |
189 | ||
190 | static struct platform_device lcd_device = { | |
191 | .name = "lcd_p2", | |
192 | .id = -1, | |
193 | }; | |
194 | ||
1da177e4 | 195 | static struct platform_device *devices[] __initdata = { |
9b6553cd TL |
196 | &nor_device, |
197 | &nand_device, | |
1da177e4 | 198 | &smc91x_device, |
9b6553cd TL |
199 | &kp_device, |
200 | &lcd_device, | |
1da177e4 LT |
201 | }; |
202 | ||
9b6553cd TL |
203 | #define P2_NAND_RB_GPIO_PIN 62 |
204 | ||
205 | static int nand_dev_ready(struct nand_platform_data *data) | |
206 | { | |
207 | return omap_get_gpio_datain(P2_NAND_RB_GPIO_PIN); | |
208 | } | |
209 | ||
3179a019 TL |
210 | static struct omap_uart_config perseus2_uart_config __initdata = { |
211 | .enabled_uarts = ((1 << 0) | (1 << 1)), | |
212 | }; | |
213 | ||
214 | static struct omap_lcd_config perseus2_lcd_config __initdata = { | |
3179a019 TL |
215 | .ctrl_name = "internal", |
216 | }; | |
217 | ||
218 | static struct omap_board_config_kernel perseus2_config[] = { | |
219 | { OMAP_TAG_UART, &perseus2_uart_config }, | |
220 | { OMAP_TAG_LCD, &perseus2_lcd_config }, | |
221 | }; | |
222 | ||
1da177e4 LT |
223 | static void __init omap_perseus2_init(void) |
224 | { | |
9b6553cd TL |
225 | if (!(omap_request_gpio(P2_NAND_RB_GPIO_PIN))) |
226 | nand_data.dev_ready = nand_dev_ready; | |
227 | ||
228 | omap_cfg_reg(L3_1610_FLASH_CS2B_OE); | |
229 | omap_cfg_reg(M8_1610_FLASH_CS2B_WE); | |
230 | ||
231 | platform_add_devices(devices, ARRAY_SIZE(devices)); | |
3179a019 TL |
232 | |
233 | omap_board_config = perseus2_config; | |
234 | omap_board_config_size = ARRAY_SIZE(perseus2_config); | |
235 | omap_serial_init(); | |
1da177e4 LT |
236 | } |
237 | ||
238 | static void __init perseus2_init_smc91x(void) | |
239 | { | |
240 | fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); | |
241 | mdelay(50); | |
242 | fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, | |
243 | H2P2_DBG_FPGA_LAN_RESET); | |
244 | mdelay(50); | |
245 | } | |
246 | ||
277d58ef | 247 | static void __init omap_perseus2_init_irq(void) |
1da177e4 | 248 | { |
87bd63f6 | 249 | omap1_init_common_hw(); |
1da177e4 LT |
250 | omap_init_irq(); |
251 | omap_gpio_init(); | |
252 | perseus2_init_smc91x(); | |
253 | } | |
1da177e4 LT |
254 | /* Only FPGA needs to be mapped here. All others are done with ioremap */ |
255 | static struct map_desc omap_perseus2_io_desc[] __initdata = { | |
9fe133b1 DS |
256 | { |
257 | .virtual = H2P2_DBG_FPGA_BASE, | |
258 | .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START), | |
259 | .length = H2P2_DBG_FPGA_SIZE, | |
260 | .type = MT_DEVICE | |
261 | } | |
1da177e4 LT |
262 | }; |
263 | ||
264 | static void __init omap_perseus2_map_io(void) | |
265 | { | |
87bd63f6 | 266 | omap1_map_common_io(); |
1da177e4 LT |
267 | iotable_init(omap_perseus2_io_desc, |
268 | ARRAY_SIZE(omap_perseus2_io_desc)); | |
269 | ||
270 | /* Early, board-dependent init */ | |
271 | ||
272 | /* | |
273 | * Hold GSM Reset until needed | |
274 | */ | |
275 | omap_writew(omap_readw(OMAP730_DSP_M_CTL) & ~1, OMAP730_DSP_M_CTL); | |
276 | ||
277 | /* | |
278 | * UARTs -> done automagically by 8250 driver | |
279 | */ | |
280 | ||
281 | /* | |
282 | * CSx timings, GPIO Mux ... setup | |
283 | */ | |
284 | ||
285 | /* Flash: CS0 timings setup */ | |
286 | omap_writel(0x0000fff3, OMAP730_FLASH_CFG_0); | |
287 | omap_writel(0x00000088, OMAP730_FLASH_ACFG_0); | |
288 | ||
289 | /* | |
93b1fae4 | 290 | * Ethernet support through the debug board |
1da177e4 LT |
291 | * CS1 timings setup |
292 | */ | |
293 | omap_writel(0x0000fff3, OMAP730_FLASH_CFG_1); | |
294 | omap_writel(0x00000000, OMAP730_FLASH_ACFG_1); | |
295 | ||
296 | /* | |
297 | * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, | |
298 | * It is used as the Ethernet controller interrupt | |
299 | */ | |
300 | omap_writel(omap_readl(OMAP730_IO_CONF_9) & 0x1FFFFFFF, OMAP730_IO_CONF_9); | |
1da177e4 LT |
301 | } |
302 | ||
303 | MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") | |
e9dea0c6 | 304 | /* Maintainer: Kevin Hilman <kjh@hilman.org> */ |
e9dea0c6 RK |
305 | .phys_io = 0xfff00000, |
306 | .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, | |
307 | .boot_params = 0x10000100, | |
308 | .map_io = omap_perseus2_map_io, | |
309 | .init_irq = omap_perseus2_init_irq, | |
310 | .init_machine = omap_perseus2_init, | |
1da177e4 LT |
311 | .timer = &omap_timer, |
312 | MACHINE_END |