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> | |
78be6325 | 33 | #include <asm/arch/nand.h> |
9b6553cd | 34 | #include <asm/arch/keypad.h> |
d48af15e | 35 | #include <asm/arch/common.h> |
3179a019 | 36 | #include <asm/arch/board.h> |
1da177e4 | 37 | |
9b6553cd TL |
38 | static int p2_keymap[] = { |
39 | KEY(0,0,KEY_UP), | |
40 | KEY(0,1,KEY_RIGHT), | |
41 | KEY(0,2,KEY_LEFT), | |
42 | KEY(0,3,KEY_DOWN), | |
496bcb81 VK |
43 | KEY(0,4,KEY_ENTER), |
44 | KEY(1,0,KEY_F10), | |
9b6553cd TL |
45 | KEY(1,1,KEY_SEND), |
46 | KEY(1,2,KEY_END), | |
47 | KEY(1,3,KEY_VOLUMEDOWN), | |
48 | KEY(1,4,KEY_VOLUMEUP), | |
49 | KEY(1,5,KEY_RECORD), | |
496bcb81 | 50 | KEY(2,0,KEY_F9), |
9b6553cd TL |
51 | KEY(2,1,KEY_3), |
52 | KEY(2,2,KEY_6), | |
53 | KEY(2,3,KEY_9), | |
496bcb81 | 54 | KEY(2,4,KEY_KPDOT), |
9b6553cd TL |
55 | KEY(3,0,KEY_BACK), |
56 | KEY(3,1,KEY_2), | |
57 | KEY(3,2,KEY_5), | |
58 | KEY(3,3,KEY_8), | |
59 | KEY(3,4,KEY_0), | |
496bcb81 | 60 | KEY(3,5,KEY_KPSLASH), |
9b6553cd TL |
61 | KEY(4,0,KEY_HOME), |
62 | KEY(4,1,KEY_1), | |
63 | KEY(4,2,KEY_4), | |
64 | KEY(4,3,KEY_7), | |
496bcb81 | 65 | KEY(4,4,KEY_KPASTERISK), |
9b6553cd TL |
66 | KEY(4,5,KEY_POWER), |
67 | 0 | |
68 | }; | |
69 | ||
1da177e4 LT |
70 | static struct resource smc91x_resources[] = { |
71 | [0] = { | |
72 | .start = H2P2_DBG_FPGA_ETHR_START, /* Physical */ | |
73 | .end = H2P2_DBG_FPGA_ETHR_START + 0xf, | |
74 | .flags = IORESOURCE_MEM, | |
75 | }, | |
76 | [1] = { | |
77 | .start = INT_730_MPU_EXT_NIRQ, | |
78 | .end = 0, | |
e7b3dc7e | 79 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
1da177e4 LT |
80 | }, |
81 | }; | |
82 | ||
9b6553cd | 83 | static struct mtd_partition nor_partitions[] = { |
1da177e4 LT |
84 | /* bootloader (U-Boot, etc) in first sector */ |
85 | { | |
86 | .name = "bootloader", | |
87 | .offset = 0, | |
88 | .size = SZ_128K, | |
89 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
90 | }, | |
91 | /* bootloader params in the next sector */ | |
92 | { | |
93 | .name = "params", | |
94 | .offset = MTDPART_OFS_APPEND, | |
95 | .size = SZ_128K, | |
96 | .mask_flags = 0, | |
97 | }, | |
98 | /* kernel */ | |
99 | { | |
100 | .name = "kernel", | |
101 | .offset = MTDPART_OFS_APPEND, | |
102 | .size = SZ_2M, | |
103 | .mask_flags = 0 | |
104 | }, | |
105 | /* rest of flash is a file system */ | |
106 | { | |
107 | .name = "rootfs", | |
108 | .offset = MTDPART_OFS_APPEND, | |
109 | .size = MTDPART_SIZ_FULL, | |
110 | .mask_flags = 0 | |
111 | }, | |
112 | }; | |
113 | ||
9b6553cd | 114 | static struct flash_platform_data nor_data = { |
1da177e4 LT |
115 | .map_name = "cfi_probe", |
116 | .width = 2, | |
9b6553cd TL |
117 | .parts = nor_partitions, |
118 | .nr_parts = ARRAY_SIZE(nor_partitions), | |
1da177e4 LT |
119 | }; |
120 | ||
9b6553cd | 121 | static struct resource nor_resource = { |
7c38cf02 TL |
122 | .start = OMAP_CS0_PHYS, |
123 | .end = OMAP_CS0_PHYS + SZ_32M - 1, | |
1da177e4 LT |
124 | .flags = IORESOURCE_MEM, |
125 | }; | |
126 | ||
9b6553cd | 127 | static struct platform_device nor_device = { |
1da177e4 LT |
128 | .name = "omapflash", |
129 | .id = 0, | |
130 | .dev = { | |
9b6553cd TL |
131 | .platform_data = &nor_data, |
132 | }, | |
133 | .num_resources = 1, | |
134 | .resource = &nor_resource, | |
135 | }; | |
136 | ||
78be6325 | 137 | static struct omap_nand_platform_data nand_data = { |
9b6553cd TL |
138 | .options = NAND_SAMSUNG_LP_OPTIONS, |
139 | }; | |
140 | ||
141 | static struct resource nand_resource = { | |
142 | .start = OMAP_CS3_PHYS, | |
143 | .end = OMAP_CS3_PHYS + SZ_4K - 1, | |
144 | .flags = IORESOURCE_MEM, | |
145 | }; | |
146 | ||
147 | static struct platform_device nand_device = { | |
148 | .name = "omapnand", | |
149 | .id = 0, | |
150 | .dev = { | |
151 | .platform_data = &nand_data, | |
1da177e4 LT |
152 | }, |
153 | .num_resources = 1, | |
9b6553cd | 154 | .resource = &nand_resource, |
1da177e4 LT |
155 | }; |
156 | ||
157 | static struct platform_device smc91x_device = { | |
158 | .name = "smc91x", | |
159 | .id = 0, | |
160 | .num_resources = ARRAY_SIZE(smc91x_resources), | |
161 | .resource = smc91x_resources, | |
162 | }; | |
163 | ||
9b6553cd TL |
164 | static struct resource kp_resources[] = { |
165 | [0] = { | |
166 | .start = INT_730_MPUIO_KEYPAD, | |
167 | .end = INT_730_MPUIO_KEYPAD, | |
168 | .flags = IORESOURCE_IRQ, | |
169 | }, | |
170 | }; | |
171 | ||
172 | static struct omap_kp_platform_data kp_data = { | |
4d24607b KS |
173 | .rows = 8, |
174 | .cols = 8, | |
175 | .keymap = p2_keymap, | |
176 | .keymapsize = ARRAY_SIZE(p2_keymap), | |
177 | .delay = 4, | |
178 | .dbounce = 1, | |
9b6553cd TL |
179 | }; |
180 | ||
181 | static struct platform_device kp_device = { | |
182 | .name = "omap-keypad", | |
183 | .id = -1, | |
184 | .dev = { | |
185 | .platform_data = &kp_data, | |
186 | }, | |
187 | .num_resources = ARRAY_SIZE(kp_resources), | |
188 | .resource = kp_resources, | |
189 | }; | |
190 | ||
191 | static struct platform_device lcd_device = { | |
192 | .name = "lcd_p2", | |
193 | .id = -1, | |
194 | }; | |
195 | ||
1da177e4 | 196 | static struct platform_device *devices[] __initdata = { |
9b6553cd TL |
197 | &nor_device, |
198 | &nand_device, | |
1da177e4 | 199 | &smc91x_device, |
9b6553cd TL |
200 | &kp_device, |
201 | &lcd_device, | |
1da177e4 LT |
202 | }; |
203 | ||
9b6553cd TL |
204 | #define P2_NAND_RB_GPIO_PIN 62 |
205 | ||
78be6325 | 206 | static int nand_dev_ready(struct omap_nand_platform_data *data) |
9b6553cd TL |
207 | { |
208 | return omap_get_gpio_datain(P2_NAND_RB_GPIO_PIN); | |
209 | } | |
210 | ||
3179a019 TL |
211 | static struct omap_uart_config perseus2_uart_config __initdata = { |
212 | .enabled_uarts = ((1 << 0) | (1 << 1)), | |
213 | }; | |
214 | ||
215 | static struct omap_lcd_config perseus2_lcd_config __initdata = { | |
3179a019 TL |
216 | .ctrl_name = "internal", |
217 | }; | |
218 | ||
e27a93a9 | 219 | static struct omap_board_config_kernel perseus2_config[] __initdata = { |
3179a019 TL |
220 | { OMAP_TAG_UART, &perseus2_uart_config }, |
221 | { OMAP_TAG_LCD, &perseus2_lcd_config }, | |
222 | }; | |
223 | ||
1da177e4 LT |
224 | static void __init omap_perseus2_init(void) |
225 | { | |
9b6553cd TL |
226 | if (!(omap_request_gpio(P2_NAND_RB_GPIO_PIN))) |
227 | nand_data.dev_ready = nand_dev_ready; | |
228 | ||
229 | omap_cfg_reg(L3_1610_FLASH_CS2B_OE); | |
230 | omap_cfg_reg(M8_1610_FLASH_CS2B_WE); | |
231 | ||
232 | platform_add_devices(devices, ARRAY_SIZE(devices)); | |
3179a019 TL |
233 | |
234 | omap_board_config = perseus2_config; | |
235 | omap_board_config_size = ARRAY_SIZE(perseus2_config); | |
236 | omap_serial_init(); | |
1ed16a86 | 237 | omap_register_i2c_bus(1, 100, NULL, 0); |
1da177e4 LT |
238 | } |
239 | ||
240 | static void __init perseus2_init_smc91x(void) | |
241 | { | |
242 | fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); | |
243 | mdelay(50); | |
244 | fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, | |
245 | H2P2_DBG_FPGA_LAN_RESET); | |
246 | mdelay(50); | |
247 | } | |
248 | ||
277d58ef | 249 | static void __init omap_perseus2_init_irq(void) |
1da177e4 | 250 | { |
87bd63f6 | 251 | omap1_init_common_hw(); |
1da177e4 LT |
252 | omap_init_irq(); |
253 | omap_gpio_init(); | |
254 | perseus2_init_smc91x(); | |
255 | } | |
1da177e4 LT |
256 | /* Only FPGA needs to be mapped here. All others are done with ioremap */ |
257 | static struct map_desc omap_perseus2_io_desc[] __initdata = { | |
9fe133b1 DS |
258 | { |
259 | .virtual = H2P2_DBG_FPGA_BASE, | |
260 | .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START), | |
261 | .length = H2P2_DBG_FPGA_SIZE, | |
262 | .type = MT_DEVICE | |
263 | } | |
1da177e4 LT |
264 | }; |
265 | ||
266 | static void __init omap_perseus2_map_io(void) | |
267 | { | |
87bd63f6 | 268 | omap1_map_common_io(); |
1da177e4 LT |
269 | iotable_init(omap_perseus2_io_desc, |
270 | ARRAY_SIZE(omap_perseus2_io_desc)); | |
271 | ||
272 | /* Early, board-dependent init */ | |
273 | ||
274 | /* | |
275 | * Hold GSM Reset until needed | |
276 | */ | |
277 | omap_writew(omap_readw(OMAP730_DSP_M_CTL) & ~1, OMAP730_DSP_M_CTL); | |
278 | ||
279 | /* | |
280 | * UARTs -> done automagically by 8250 driver | |
281 | */ | |
282 | ||
283 | /* | |
284 | * CSx timings, GPIO Mux ... setup | |
285 | */ | |
286 | ||
287 | /* Flash: CS0 timings setup */ | |
288 | omap_writel(0x0000fff3, OMAP730_FLASH_CFG_0); | |
289 | omap_writel(0x00000088, OMAP730_FLASH_ACFG_0); | |
290 | ||
291 | /* | |
93b1fae4 | 292 | * Ethernet support through the debug board |
1da177e4 LT |
293 | * CS1 timings setup |
294 | */ | |
295 | omap_writel(0x0000fff3, OMAP730_FLASH_CFG_1); | |
296 | omap_writel(0x00000000, OMAP730_FLASH_ACFG_1); | |
297 | ||
298 | /* | |
299 | * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, | |
300 | * It is used as the Ethernet controller interrupt | |
301 | */ | |
302 | omap_writel(omap_readl(OMAP730_IO_CONF_9) & 0x1FFFFFFF, OMAP730_IO_CONF_9); | |
1da177e4 LT |
303 | } |
304 | ||
305 | MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") | |
e9dea0c6 | 306 | /* Maintainer: Kevin Hilman <kjh@hilman.org> */ |
e9dea0c6 RK |
307 | .phys_io = 0xfff00000, |
308 | .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, | |
309 | .boot_params = 0x10000100, | |
310 | .map_io = omap_perseus2_map_io, | |
311 | .init_irq = omap_perseus2_init_irq, | |
312 | .init_machine = omap_perseus2_init, | |
1da177e4 LT |
313 | .timer = &omap_timer, |
314 | MACHINE_END |