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1/*
2 * linux/arch/arm/mach-omap/board-h2.c
3 *
4 * Board specific inits for OMAP-1610 H2
5 *
6 * Copyright (C) 2001 RidgeRun, Inc.
7 * Author: Greg Lonnon <glonnon@ridgerun.com>
8 *
9 * Copyright (C) 2002 MontaVista Software, Inc.
10 *
11 * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6
12 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com>
13 *
14 * H2 specific changes and cleanup
15 * Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com>
16 *
17 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License version 2 as
19 * published by the Free Software Foundation.
20 */
21
22#include <linux/kernel.h>
23#include <linux/init.h>
24#include <linux/device.h>
25#include <linux/delay.h>
26#include <linux/mtd/mtd.h>
27#include <linux/mtd/partitions.h>
28
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/tc.h>
37#include <asm/arch/usb.h>
38
39#include "common.h"
40
41extern int omap_gpio_init(void);
42
43static int __initdata h2_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1};
44
45static struct mtd_partition h2_partitions[] = {
46 /* bootloader (U-Boot, etc) in first sector */
47 {
48 .name = "bootloader",
49 .offset = 0,
50 .size = SZ_128K,
51 .mask_flags = MTD_WRITEABLE, /* force read-only */
52 },
53 /* bootloader params in the next sector */
54 {
55 .name = "params",
56 .offset = MTDPART_OFS_APPEND,
57 .size = SZ_128K,
58 .mask_flags = 0,
59 },
60 /* kernel */
61 {
62 .name = "kernel",
63 .offset = MTDPART_OFS_APPEND,
64 .size = SZ_2M,
65 .mask_flags = 0
66 },
67 /* file system */
68 {
69 .name = "filesystem",
70 .offset = MTDPART_OFS_APPEND,
71 .size = MTDPART_SIZ_FULL,
72 .mask_flags = 0
73 }
74};
75
76static struct flash_platform_data h2_flash_data = {
77 .map_name = "cfi_probe",
78 .width = 2,
79 .parts = h2_partitions,
80 .nr_parts = ARRAY_SIZE(h2_partitions),
81};
82
83static struct resource h2_flash_resource = {
84 .start = OMAP_CS2B_PHYS,
85 .end = OMAP_CS2B_PHYS + OMAP_CS2B_SIZE - 1,
86 .flags = IORESOURCE_MEM,
87};
88
89static struct platform_device h2_flash_device = {
90 .name = "omapflash",
91 .id = 0,
92 .dev = {
93 .platform_data = &h2_flash_data,
94 },
95 .num_resources = 1,
96 .resource = &h2_flash_resource,
97};
98
99static struct resource h2_smc91x_resources[] = {
100 [0] = {
101 .start = OMAP1610_ETHR_START, /* Physical */
102 .end = OMAP1610_ETHR_START + 0xf,
103 .flags = IORESOURCE_MEM,
104 },
105 [1] = {
106 .start = OMAP_GPIO_IRQ(0),
107 .end = OMAP_GPIO_IRQ(0),
108 .flags = IORESOURCE_IRQ,
109 },
110};
111
112static struct platform_device h2_smc91x_device = {
113 .name = "smc91x",
114 .id = 0,
115 .num_resources = ARRAY_SIZE(h2_smc91x_resources),
116 .resource = h2_smc91x_resources,
117};
118
119static struct platform_device *h2_devices[] __initdata = {
120 &h2_flash_device,
121 &h2_smc91x_device,
122};
123
124static void __init h2_init_smc91x(void)
125{
126 if ((omap_request_gpio(0)) < 0) {
127 printk("Error requesting gpio 0 for smc91x irq\n");
128 return;
129 }
130 omap_set_gpio_edge_ctrl(0, OMAP_GPIO_FALLING_EDGE);
131}
132
133void h2_init_irq(void)
134{
135 omap_init_irq();
136 omap_gpio_init();
137 h2_init_smc91x();
138}
139
140static struct omap_usb_config h2_usb_config __initdata = {
141 /* usb1 has a Mini-AB port and external isp1301 transceiver */
142 .otg = 2,
143
144#ifdef CONFIG_USB_GADGET_OMAP
145 .hmc_mode = 19, // 0:host(off) 1:dev|otg 2:disabled
146 // .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback)
147#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
148 /* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
149 .hmc_mode = 20, // 1:dev|otg(off) 1:host 2:disabled
150#endif
151
152 .pins[1] = 3,
153};
154
155static struct omap_mmc_config h2_mmc_config __initdata = {
156 .mmc_blocks = 1,
157 .mmc1_power_pin = -1, /* tps65010 gpio3 */
158 .mmc1_switch_pin = OMAP_MPUIO(1),
159};
160
161static struct omap_board_config_kernel h2_config[] = {
162 { OMAP_TAG_USB, &h2_usb_config },
163 { OMAP_TAG_MMC, &h2_mmc_config },
164};
165
166static void __init h2_init(void)
167{
168 platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
169 omap_board_config = h2_config;
170 omap_board_config_size = ARRAY_SIZE(h2_config);
171}
172
173static void __init h2_map_io(void)
174{
175 omap_map_io();
176 omap_serial_init(h2_serial_ports);
177}
178
179MACHINE_START(OMAP_H2, "TI-H2")
180 MAINTAINER("Imre Deak <imre.deak@nokia.com>")
181 BOOT_MEM(0x10000000, 0xfff00000, 0xfef00000)
182 BOOT_PARAMS(0x10000100)
183 MAPIO(h2_map_io)
184 INITIRQ(h2_init_irq)
185 INIT_MACHINE(h2_init)
186 .timer = &omap_timer,
187MACHINE_END