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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Tony Lindgrendbdf9ced2005-07-10 19:58:11 +01002 * linux/arch/arm/mach-omap1/board-perseus2.c
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 *
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 */
Russell King2f8163b2011-07-26 10:53:52 +010013#include <linux/gpio.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070014#include <linux/kernel.h>
15#include <linux/init.h>
Russell Kingd052d1b2005-10-29 19:07:23 +010016#include <linux/platform_device.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070017#include <linux/delay.h>
18#include <linux/mtd/mtd.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010019#include <linux/mtd/nand.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070020#include <linux/mtd/partitions.h>
Ladislav Michl561b0362010-02-15 10:03:32 -080021#include <linux/mtd/physmap.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010022#include <linux/input.h>
Ladislav Michl3bc48012009-12-11 16:16:33 -080023#include <linux/smc91x.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070024
Linus Torvalds1da177e2005-04-16 15:20:36 -070025#include <asm/mach-types.h>
26#include <asm/mach/arch.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070027#include <asm/mach/map.h>
28
Tony Lindgrence491cf2009-10-20 09:40:47 -070029#include <plat/tc.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070030#include <plat/mux.h>
31#include <plat/fpga.h>
Ladislav Michl561b0362010-02-15 10:03:32 -080032#include <plat/flash.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070033#include <plat/keypad.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070034#include <plat/board.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070035
Tony Lindgren2e3ee9f2012-02-24 10:34:34 -080036#include <mach/hardware.h>
37
38#include "iomap.h"
39#include "common.h"
40
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000041static 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),
Tony Lindgren9b6553c2006-04-02 17:46:30 +010070};
71
Ladislav Michl3bc48012009-12-11 16:16:33 -080072static 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
Linus Torvalds1da177e2005-04-16 15:20:36 -070078static 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] = {
Alistair Buxton372b1c32009-09-18 04:09:39 +010085 .start = INT_7XX_MPU_EXT_NIRQ,
Linus Torvalds1da177e2005-04-16 15:20:36 -070086 .end = 0,
Russell Kinge7b3dc72008-01-14 22:30:10 +000087 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
Linus Torvalds1da177e2005-04-16 15:20:36 -070088 },
89};
90
Tony Lindgren9b6553c2006-04-02 17:46:30 +010091static struct mtd_partition nor_partitions[] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070092 /* 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
Ladislav Michl561b0362010-02-15 10:03:32 -0800122static struct physmap_flash_data nor_data = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123 .width = 2,
Ladislav Michl561b0362010-02-15 10:03:32 -0800124 .set_vpp = omap1_set_vpp,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100125 .parts = nor_partitions,
126 .nr_parts = ARRAY_SIZE(nor_partitions),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127};
128
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100129static struct resource nor_resource = {
Tony Lindgren7c38cf02005-09-08 23:07:38 +0100130 .start = OMAP_CS0_PHYS,
131 .end = OMAP_CS0_PHYS + SZ_32M - 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700132 .flags = IORESOURCE_MEM,
133};
134
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100135static struct platform_device nor_device = {
Ladislav Michl561b0362010-02-15 10:03:32 -0800136 .name = "physmap-flash",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137 .id = 0,
138 .dev = {
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100139 .platform_data = &nor_data,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700140 },
141 .num_resources = 1,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100142 .resource = &nor_resource,
143};
144
Ladislav Michl414f552a2009-12-11 16:16:33 -0800145static void nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
146{
147 struct nand_chip *this = mtd->priv;
148 unsigned long mask;
149
150 if (cmd == NAND_CMD_NONE)
151 return;
152
153 mask = (ctrl & NAND_CLE) ? 0x02 : 0;
154 if (ctrl & NAND_ALE)
155 mask |= 0x04;
156 writeb(cmd, (unsigned long)this->IO_ADDR_W | mask);
157}
158
159#define P2_NAND_RB_GPIO_PIN 62
160
161static int nand_dev_ready(struct mtd_info *mtd)
162{
163 return gpio_get_value(P2_NAND_RB_GPIO_PIN);
164}
165
166static const char *part_probes[] = { "cmdlinepart", NULL };
167
168static struct platform_nand_data nand_data = {
169 .chip = {
170 .nr_chips = 1,
171 .chip_offset = 0,
172 .options = NAND_SAMSUNG_LP_OPTIONS,
173 .part_probe_types = part_probes,
174 },
175 .ctrl = {
176 .cmd_ctrl = nand_cmd_ctl,
177 .dev_ready = nand_dev_ready,
178 },
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100179};
180
181static struct resource nand_resource = {
182 .start = OMAP_CS3_PHYS,
183 .end = OMAP_CS3_PHYS + SZ_4K - 1,
184 .flags = IORESOURCE_MEM,
185};
186
187static struct platform_device nand_device = {
Ladislav Michl414f552a2009-12-11 16:16:33 -0800188 .name = "gen_nand",
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100189 .id = 0,
190 .dev = {
191 .platform_data = &nand_data,
192 },
193 .num_resources = 1,
194 .resource = &nand_resource,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700195};
196
197static struct platform_device smc91x_device = {
198 .name = "smc91x",
199 .id = 0,
Ladislav Michl3bc48012009-12-11 16:16:33 -0800200 .dev = {
201 .platform_data = &smc91x_info,
202 },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700203 .num_resources = ARRAY_SIZE(smc91x_resources),
204 .resource = smc91x_resources,
205};
206
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100207static struct resource kp_resources[] = {
208 [0] = {
Alistair Buxton372b1c32009-09-18 04:09:39 +0100209 .start = INT_7XX_MPUIO_KEYPAD,
210 .end = INT_7XX_MPUIO_KEYPAD,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100211 .flags = IORESOURCE_IRQ,
212 },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213};
214
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +0000215static const struct matrix_keymap_data p2_keymap_data = {
216 .keymap = p2_keymap,
217 .keymap_size = ARRAY_SIZE(p2_keymap),
218};
219
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100220static struct omap_kp_platform_data kp_data = {
Komal Shah4d246072006-09-29 01:59:20 -0700221 .rows = 8,
222 .cols = 8,
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +0000223 .keymap_data = &p2_keymap_data,
Komal Shah4d246072006-09-29 01:59:20 -0700224 .delay = 4,
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +0000225 .dbounce = true,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100226};
227
228static struct platform_device kp_device = {
229 .name = "omap-keypad",
230 .id = -1,
231 .dev = {
232 .platform_data = &kp_data,
233 },
234 .num_resources = ARRAY_SIZE(kp_resources),
235 .resource = kp_resources,
236};
237
238static struct platform_device lcd_device = {
239 .name = "lcd_p2",
240 .id = -1,
241};
242
243static struct platform_device *devices[] __initdata = {
244 &nor_device,
245 &nand_device,
246 &smc91x_device,
247 &kp_device,
248 &lcd_device,
249};
250
Tony Lindgren3179a012005-11-10 14:26:48 +0000251static struct omap_lcd_config perseus2_lcd_config __initdata = {
Tony Lindgren3179a012005-11-10 14:26:48 +0000252 .ctrl_name = "internal",
253};
254
Tony Lindgrene27a93a2007-12-18 20:58:32 -0800255static struct omap_board_config_kernel perseus2_config[] __initdata = {
Tony Lindgren3179a012005-11-10 14:26:48 +0000256 { OMAP_TAG_LCD, &perseus2_lcd_config },
257};
258
Tony Lindgrenc2cdaff2010-12-07 16:26:55 -0800259static void __init perseus2_init_smc91x(void)
260{
261 fpga_write(1, H2P2_DBG_FPGA_LAN_RESET);
262 mdelay(50);
263 fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1,
264 H2P2_DBG_FPGA_LAN_RESET);
265 mdelay(50);
266}
267
Linus Torvalds1da177e2005-04-16 15:20:36 -0700268static void __init omap_perseus2_init(void)
269{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700270 /* Early, board-dependent init */
271
272 /*
273 * Hold GSM Reset until needed
274 */
Alistair Buxtonb51988d2009-09-22 07:34:13 +0100275 omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700276
277 /*
278 * UARTs -> done automagically by 8250 driver
279 */
280
281 /*
282 * CSx timings, GPIO Mux ... setup
283 */
284
285 /* Flash: CS0 timings setup */
Alistair Buxtonb51988d2009-09-22 07:34:13 +0100286 omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0);
287 omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700288
289 /*
Adrian Bunk93b1fae2006-01-10 00:13:33 +0100290 * Ethernet support through the debug board
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291 * CS1 timings setup
292 */
Alistair Buxtonb51988d2009-09-22 07:34:13 +0100293 omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1);
294 omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700295
296 /*
297 * Configure MPU_EXT_NIRQ IO in IO_CONF9 register,
298 * It is used as the Ethernet controller interrupt
299 */
Tony Lindgren7b88e622011-10-05 15:14:02 -0700300 omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF,
301 OMAP7XX_IO_CONF_9);
302
303 perseus2_init_smc91x();
304
305 if (gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0)
306 BUG();
307 gpio_direction_input(P2_NAND_RB_GPIO_PIN);
308
309 omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
310 omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
311
312 /* Mux pins for keypad */
313 omap_cfg_reg(E2_7XX_KBR0);
314 omap_cfg_reg(J7_7XX_KBR1);
315 omap_cfg_reg(E1_7XX_KBR2);
316 omap_cfg_reg(F3_7XX_KBR3);
317 omap_cfg_reg(D2_7XX_KBR4);
318 omap_cfg_reg(C2_7XX_KBC0);
319 omap_cfg_reg(D3_7XX_KBC1);
320 omap_cfg_reg(E4_7XX_KBC2);
321 omap_cfg_reg(F4_7XX_KBC3);
322 omap_cfg_reg(E3_7XX_KBC4);
323
324 platform_add_devices(devices, ARRAY_SIZE(devices));
325
326 omap_board_config = perseus2_config;
327 omap_board_config_size = ARRAY_SIZE(perseus2_config);
328 omap_serial_init();
329 omap_register_i2c_bus(1, 100, NULL, 0);
330}
331
332/* Only FPGA needs to be mapped here. All others are done with ioremap */
333static struct map_desc omap_perseus2_io_desc[] __initdata = {
334 {
335 .virtual = H2P2_DBG_FPGA_BASE,
336 .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START),
337 .length = H2P2_DBG_FPGA_SIZE,
338 .type = MT_DEVICE
339 }
340};
341
342static void __init omap_perseus2_map_io(void)
343{
344 omap7xx_map_io();
345 iotable_init(omap_perseus2_io_desc,
346 ARRAY_SIZE(omap_perseus2_io_desc));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700347}
348
349MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2")
Russell Kinge9dea0c2005-07-03 17:38:58 +0100350 /* Maintainer: Kevin Hilman <kjh@hilman.org> */
Nicolas Pitre246e3892011-07-05 22:38:15 -0400351 .atag_offset = 0x100,
Russell Kinge9dea0c2005-07-03 17:38:58 +0100352 .map_io = omap_perseus2_map_io,
Tony Lindgren7b88e622011-10-05 15:14:02 -0700353 .init_early = omap1_init_early,
Russell King71ee7da2010-05-23 10:18:16 +0100354 .reserve = omap_reserve,
Tony Lindgren7b88e622011-10-05 15:14:02 -0700355 .init_irq = omap1_init_irq,
Russell Kinge9dea0c2005-07-03 17:38:58 +0100356 .init_machine = omap_perseus2_init,
Tony Lindgrene74984e2011-03-29 15:54:48 -0700357 .timer = &omap1_timer,
Russell Kingbaa95882011-11-05 17:06:28 +0000358 .restart = omap1_restart,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700359MACHINE_END