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1 | /* |
2 | * Hardware definitions for HP iPAQ h5xxx Handheld Computers |
3 | * |
4 | * Copyright 2000-2003 Hewlett-Packard Company. |
5 | * Copyright 2002 Jamey Hicks <jamey.hicks@hp.com> |
6 | * Copyright 2004-2005 Phil Blundell <pb@handhelds.org> |
7 | * Copyright 2007-2008 Anton Vorontsov <cbouatmailru@gmail.com> |
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 as published by |
11 | * the Free Software Foundation; either version 2 of the License, or |
12 | * (at your option) any later version. |
13 | * |
14 | * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED, |
15 | * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS |
16 | * FITNESS FOR ANY PARTICULAR PURPOSE. |
17 | * |
18 | * Author: Jamey Hicks. |
19 | */ |
20 | |
21 | #include <linux/kernel.h> |
22 | #include <linux/init.h> |
23 | #include <linux/platform_device.h> |
24 | #include <linux/mtd/mtd.h> |
25 | #include <linux/mtd/partitions.h> |
26 | #include <linux/mtd/physmap.h> |
27 | |
28 | #include <asm/mach-types.h> |
29 | #include <asm/mach/arch.h> |
30 | #include <asm/mach/map.h> |
31 | |
32 | #include <mach/pxa25x.h> |
33 | #include <mach/h5000.h> |
34 | #include <mach/udc.h> |
35 | |
36 | #include "generic.h" |
37 | |
38 | /* |
39 | * Flash |
40 | */ |
41 | |
42 | static struct mtd_partition h5000_flash0_partitions[] = { |
43 | { |
44 | .name = "bootldr", |
45 | .size = 0x00040000, |
46 | .offset = 0, |
47 | .mask_flags = MTD_WRITEABLE, |
48 | }, |
49 | { |
50 | .name = "root", |
51 | .size = MTDPART_SIZ_FULL, |
52 | .offset = MTDPART_OFS_APPEND, |
53 | }, |
54 | }; |
55 | |
56 | static struct mtd_partition h5000_flash1_partitions[] = { |
57 | { |
58 | .name = "second root", |
59 | .size = SZ_16M - 0x00040000, |
60 | .offset = 0, |
61 | }, |
62 | { |
63 | .name = "asset", |
64 | .size = MTDPART_SIZ_FULL, |
65 | .offset = MTDPART_OFS_APPEND, |
66 | .mask_flags = MTD_WRITEABLE, |
67 | }, |
68 | }; |
69 | |
70 | static struct physmap_flash_data h5000_flash0_data = { |
71 | .width = 4, |
72 | .parts = h5000_flash0_partitions, |
73 | .nr_parts = ARRAY_SIZE(h5000_flash0_partitions), |
74 | }; |
75 | |
76 | static struct physmap_flash_data h5000_flash1_data = { |
77 | .width = 4, |
78 | .parts = h5000_flash1_partitions, |
79 | .nr_parts = ARRAY_SIZE(h5000_flash1_partitions), |
80 | }; |
81 | |
82 | static struct resource h5000_flash0_resources = { |
83 | .start = PXA_CS0_PHYS, |
84 | .end = PXA_CS0_PHYS + SZ_32M - 1, |
85 | .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, |
86 | }; |
87 | |
88 | static struct resource h5000_flash1_resources = { |
89 | .start = PXA_CS0_PHYS + SZ_32M, |
90 | .end = PXA_CS0_PHYS + SZ_32M + SZ_16M - 1, |
91 | .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, |
92 | }; |
93 | |
94 | static struct platform_device h5000_flash[] = { |
95 | { |
96 | .name = "physmap-flash", |
97 | .id = 0, |
98 | .resource = &h5000_flash0_resources, |
99 | .num_resources = 1, |
100 | .dev = { |
101 | .platform_data = &h5000_flash0_data, |
102 | }, |
103 | }, |
104 | { |
105 | .name = "physmap-flash", |
106 | .id = 1, |
107 | .resource = &h5000_flash1_resources, |
108 | .num_resources = 1, |
109 | .dev = { |
110 | .platform_data = &h5000_flash1_data, |
111 | }, |
112 | }, |
113 | }; |
114 | |
115 | /* |
116 | * USB Device Controller |
117 | */ |
118 | |
119 | static struct pxa2xx_udc_mach_info h5000_udc_mach_info __initdata = { |
120 | .gpio_pullup = H5000_GPIO_USB_PULLUP, |
121 | }; |
122 | |
123 | /* |
124 | * GPIO setup |
125 | */ |
126 | |
127 | static unsigned long h5000_pin_config[] __initdata = { |
128 | /* Crystal and Clock Signals */ |
129 | GPIO12_32KHz, |
130 | |
131 | /* SDRAM and Static Memory I/O Signals */ |
132 | GPIO15_nCS_1, |
133 | GPIO78_nCS_2, |
134 | GPIO79_nCS_3, |
135 | GPIO80_nCS_4, |
136 | |
137 | /* FFUART */ |
138 | GPIO34_FFUART_RXD, |
139 | GPIO35_FFUART_CTS, |
140 | GPIO36_FFUART_DCD, |
141 | GPIO37_FFUART_DSR, |
142 | GPIO38_FFUART_RI, |
143 | GPIO39_FFUART_TXD, |
144 | GPIO40_FFUART_DTR, |
145 | GPIO41_FFUART_RTS, |
146 | |
147 | /* BTUART */ |
148 | GPIO42_BTUART_RXD, |
149 | GPIO43_BTUART_TXD, |
150 | GPIO44_BTUART_CTS, |
151 | GPIO45_BTUART_RTS, |
152 | |
153 | /* SSP1 */ |
154 | GPIO23_SSP1_SCLK, |
155 | GPIO25_SSP1_TXD, |
156 | GPIO26_SSP1_RXD, |
157 | |
158 | /* I2S */ |
159 | GPIO28_I2S_BITCLK_OUT, |
160 | GPIO29_I2S_SDATA_IN, |
161 | GPIO30_I2S_SDATA_OUT, |
162 | GPIO31_I2S_SYNC, |
163 | GPIO32_I2S_SYSCLK, |
164 | }; |
165 | |
166 | /* |
167 | * Localbus setup: |
168 | * CS0: Flash; |
169 | * CS1: MediaQ chip, select 16-bit bus and vlio; |
170 | * CS5: SAMCOP. |
171 | */ |
172 | |
173 | static void fix_msc(void) |
174 | { |
175 | MSC0 = 0x129c24f2; |
176 | MSC1 = 0x7ff424fa; |
177 | MSC2 = 0x7ff47ff4; |
178 | |
179 | MDREFR |= 0x02080000; |
180 | } |
181 | |
182 | /* |
183 | * Platform devices |
184 | */ |
185 | |
186 | static struct platform_device *devices[] __initdata = { |
187 | &h5000_flash[0], |
188 | &h5000_flash[1], |
189 | }; |
190 | |
191 | static void __init h5000_init(void) |
192 | { |
193 | fix_msc(); |
194 | |
195 | pxa2xx_mfp_config(ARRAY_AND_SIZE(h5000_pin_config)); |
196 | pxa_set_ffuart_info(NULL); |
197 | pxa_set_btuart_info(NULL); |
198 | pxa_set_stuart_info(NULL); |
199 | pxa_set_udc_info(&h5000_udc_mach_info); |
200 | platform_add_devices(ARRAY_AND_SIZE(devices)); |
201 | } |
202 | |
203 | MACHINE_START(H5400, "HP iPAQ H5000") |
204 | .boot_params = 0xa0000100, |
205 | .map_io = pxa_map_io, |
206 | .init_irq = pxa25x_init_irq, |
207 | .timer = &pxa_timer, |
208 | .init_machine = h5000_init, |
209 | MACHINE_END |
210 |
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