xref: /openbmc/linux/arch/arm/mach-omap2/board-n8x0.c (revision e8e0929d)
1 /*
2  * linux/arch/arm/mach-omap2/board-n8x0.c
3  *
4  * Copyright (C) 2005-2009 Nokia Corporation
5  * Author: Juha Yrjola <juha.yrjola@nokia.com>
6  *
7  * Modified from mach-omap2/board-generic.c
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/clk.h>
15 #include <linux/delay.h>
16 #include <linux/gpio.h>
17 #include <linux/init.h>
18 #include <linux/io.h>
19 #include <linux/stddef.h>
20 #include <linux/spi/spi.h>
21 #include <linux/usb/musb.h>
22 
23 #include <asm/mach/arch.h>
24 #include <asm/mach-types.h>
25 
26 #include <mach/board.h>
27 #include <mach/common.h>
28 #include <mach/irqs.h>
29 #include <mach/mcspi.h>
30 #include <mach/onenand.h>
31 #include <mach/serial.h>
32 
33 static struct omap2_mcspi_device_config p54spi_mcspi_config = {
34 	.turbo_mode	= 0,
35 	.single_channel = 1,
36 };
37 
38 static struct spi_board_info n800_spi_board_info[] __initdata = {
39 	{
40 		.modalias	= "p54spi",
41 		.bus_num	= 2,
42 		.chip_select	= 0,
43 		.max_speed_hz   = 48000000,
44 		.controller_data = &p54spi_mcspi_config,
45 	},
46 };
47 
48 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
49 	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
50 
51 static struct mtd_partition onenand_partitions[] = {
52 	{
53 		.name           = "bootloader",
54 		.offset         = 0,
55 		.size           = 0x20000,
56 		.mask_flags     = MTD_WRITEABLE,	/* Force read-only */
57 	},
58 	{
59 		.name           = "config",
60 		.offset         = MTDPART_OFS_APPEND,
61 		.size           = 0x60000,
62 	},
63 	{
64 		.name           = "kernel",
65 		.offset         = MTDPART_OFS_APPEND,
66 		.size           = 0x200000,
67 	},
68 	{
69 		.name           = "initfs",
70 		.offset         = MTDPART_OFS_APPEND,
71 		.size           = 0x400000,
72 	},
73 	{
74 		.name           = "rootfs",
75 		.offset         = MTDPART_OFS_APPEND,
76 		.size           = MTDPART_SIZ_FULL,
77 	},
78 };
79 
80 static struct omap_onenand_platform_data board_onenand_data = {
81 	.cs		= 0,
82 	.gpio_irq	= 26,
83 	.parts		= onenand_partitions,
84 	.nr_parts	= ARRAY_SIZE(onenand_partitions),
85 	.flags		= ONENAND_SYNC_READ,
86 };
87 
88 static void __init n8x0_onenand_init(void)
89 {
90 	gpmc_onenand_init(&board_onenand_data);
91 }
92 
93 #else
94 
95 static void __init n8x0_onenand_init(void) {}
96 
97 #endif
98 
99 static void __init n8x0_map_io(void)
100 {
101 	omap2_set_globals_242x();
102 	omap2_map_common_io();
103 }
104 
105 static void __init n8x0_init_irq(void)
106 {
107 	omap2_init_common_hw(NULL, NULL);
108 	omap_init_irq();
109 	omap_gpio_init();
110 }
111 
112 static void __init n8x0_init_machine(void)
113 {
114 	/* FIXME: add n810 spi devices */
115 	spi_register_board_info(n800_spi_board_info,
116 				ARRAY_SIZE(n800_spi_board_info));
117 
118 	omap_serial_init();
119 	n8x0_onenand_init();
120 }
121 
122 MACHINE_START(NOKIA_N800, "Nokia N800")
123 	.phys_io	= 0x48000000,
124 	.io_pg_offst	= ((0xd8000000) >> 18) & 0xfffc,
125 	.boot_params	= 0x80000100,
126 	.map_io		= n8x0_map_io,
127 	.init_irq	= n8x0_init_irq,
128 	.init_machine	= n8x0_init_machine,
129 	.timer		= &omap_timer,
130 MACHINE_END
131 
132 MACHINE_START(NOKIA_N810, "Nokia N810")
133 	.phys_io	= 0x48000000,
134 	.io_pg_offst	= ((0xd8000000) >> 18) & 0xfffc,
135 	.boot_params	= 0x80000100,
136 	.map_io		= n8x0_map_io,
137 	.init_irq	= n8x0_init_irq,
138 	.init_machine	= n8x0_init_machine,
139 	.timer		= &omap_timer,
140 MACHINE_END
141 
142 MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX")
143 	.phys_io	= 0x48000000,
144 	.io_pg_offst	= ((0xd8000000) >> 18) & 0xfffc,
145 	.boot_params	= 0x80000100,
146 	.map_io		= n8x0_map_io,
147 	.init_irq	= n8x0_init_irq,
148 	.init_machine	= n8x0_init_machine,
149 	.timer		= &omap_timer,
150 MACHINE_END
151