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1/*
2 * linux/arch/arm/mach-omap1/board-h3.c
3 *
4 * This file contains OMAP1710 H3 specific code.
5 *
6 * Copyright (C) 2004 Texas Instruments, Inc.
7 * Copyright (C) 2002 MontaVista Software, Inc.
8 * Copyright (C) 2001 RidgeRun, Inc.
9 * Author: RidgeRun, Inc.
10 * Greg Lonnon (glonnon@ridgerun.com) or info@ridgerun.com
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16
17#include <linux/config.h>
18#include <linux/types.h>
19#include <linux/init.h>
20#include <linux/major.h>
21#include <linux/kernel.h>
22#include <linux/device.h>
23#include <linux/errno.h>
24#include <linux/mtd/mtd.h>
25#include <linux/mtd/partitions.h>
26
27#include <asm/setup.h>
28#include <asm/page.h>
29#include <asm/hardware.h>
30#include <asm/mach-types.h>
31#include <asm/mach/arch.h>
32#include <asm/mach/flash.h>
33#include <asm/mach/map.h>
34
35#include <asm/arch/gpio.h>
36#include <asm/arch/irqs.h>
37#include <asm/arch/mux.h>
38#include <asm/arch/tc.h>
39#include <asm/arch/usb.h>
40
41#include "common.h"
42
43extern int omap_gpio_init(void);
44
45static int __initdata h3_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1};
46
47static struct mtd_partition h3_partitions[] = {
48 /* bootloader (U-Boot, etc) in first sector */
49 {
50 .name = "bootloader",
51 .offset = 0,
52 .size = SZ_128K,
53 .mask_flags = MTD_WRITEABLE, /* force read-only */
54 },
55 /* bootloader params in the next sector */
56 {
57 .name = "params",
58 .offset = MTDPART_OFS_APPEND,
59 .size = SZ_128K,
60 .mask_flags = 0,
61 },
62 /* kernel */
63 {
64 .name = "kernel",
65 .offset = MTDPART_OFS_APPEND,
66 .size = SZ_2M,
67 .mask_flags = 0
68 },
69 /* file system */
70 {
71 .name = "filesystem",
72 .offset = MTDPART_OFS_APPEND,
73 .size = MTDPART_SIZ_FULL,
74 .mask_flags = 0
75 }
76};
77
78static struct flash_platform_data h3_flash_data = {
79 .map_name = "cfi_probe",
80 .width = 2,
81 .parts = h3_partitions,
82 .nr_parts = ARRAY_SIZE(h3_partitions),
83};
84
85static struct resource h3_flash_resource = {
86 .start = OMAP_CS2B_PHYS,
87 .end = OMAP_CS2B_PHYS + OMAP_CS2B_SIZE - 1,
88 .flags = IORESOURCE_MEM,
89};
90
91static struct platform_device flash_device = {
92 .name = "omapflash",
93 .id = 0,
94 .dev = {
95 .platform_data = &h3_flash_data,
96 },
97 .num_resources = 1,
98 .resource = &h3_flash_resource,
99};
100
101static struct resource smc91x_resources[] = {
102 [0] = {
103 .start = OMAP1710_ETHR_START, /* Physical */
104 .end = OMAP1710_ETHR_START + 0xf,
105 .flags = IORESOURCE_MEM,
106 },
107 [1] = {
108 .start = OMAP_GPIO_IRQ(40),
109 .end = OMAP_GPIO_IRQ(40),
110 .flags = IORESOURCE_IRQ,
111 },
112};
113
114static struct platform_device smc91x_device = {
115 .name = "smc91x",
116 .id = 0,
117 .num_resources = ARRAY_SIZE(smc91x_resources),
118 .resource = smc91x_resources,
119};
120
121#define GPTIMER_BASE 0xFFFB1400
122#define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800))
123#define GPTIMER_REGS_SIZE 0x46
124
125static struct resource intlat_resources[] = {
126 [0] = {
127 .start = GPTIMER_REGS(0), /* Physical */
128 .end = GPTIMER_REGS(0) + GPTIMER_REGS_SIZE,
129 .flags = IORESOURCE_MEM,
130 },
131 [1] = {
132 .start = INT_1610_GPTIMER1,
133 .end = INT_1610_GPTIMER1,
134 .flags = IORESOURCE_IRQ,
135 },
136};
137
138static struct platform_device intlat_device = {
139 .name = "omap_intlat",
140 .id = 0,
141 .num_resources = ARRAY_SIZE(intlat_resources),
142 .resource = intlat_resources,
143};
144
145static struct platform_device *devices[] __initdata = {
146 &flash_device,
147 &smc91x_device,
148 &intlat_device,
149};
150
151static struct omap_usb_config h3_usb_config __initdata = {
152 /* usb1 has a Mini-AB port and external isp1301 transceiver */
153 .otg = 2,
154
155#ifdef CONFIG_USB_GADGET_OMAP
156 .hmc_mode = 19, /* 0:host(off) 1:dev|otg 2:disabled */
157#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
158 /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */
159 .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */
160#endif
161
162 .pins[1] = 3,
163};
164
165static struct omap_board_config_kernel h3_config[] = {
166 { OMAP_TAG_USB, &h3_usb_config },
167};
168
169static void __init h3_init(void)
170{
171 (void) platform_add_devices(devices, ARRAY_SIZE(devices));
172}
173
174static void __init h3_init_smc91x(void)
175{
176 omap_cfg_reg(W15_1710_GPIO40);
177 if (omap_request_gpio(40) < 0) {
178 printk("Error requesting gpio 40 for smc91x irq\n");
179 return;
180 }
181 omap_set_gpio_edge_ctrl(40, OMAP_GPIO_FALLING_EDGE);
182}
183
184void h3_init_irq(void)
185{
186 omap_init_irq();
187 omap_gpio_init();
188 h3_init_smc91x();
189}
190
191static void __init h3_map_io(void)
192{
193 omap_map_io();
194 omap_serial_init(h3_serial_ports);
195}
196
197MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board")
198 /* Maintainer: Texas Instruments, Inc. */
199 .phys_ram = 0x10000000,
200 .phys_io = 0xfff00000,
201 .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
202 .boot_params = 0x10000100,
203 .map_io = h3_map_io,
204 .init_irq = h3_init_irq,
205 .init_machine = h3_init,
206 .timer = &omap_timer,
207MACHINE_END