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#include <asm/irq.h>
32
33#include <mach/pxa25x.h>
34#include <mach/h5000.h>
35#include <mach/udc.h>
36#include <mach/smemc.h>
37
38#include "generic.h"
39
40/*
41 * Flash
42 */
43
44static struct mtd_partition h5000_flash0_partitions[] = {
45	{
46		.name = "bootldr",
47		.size = 0x00040000,
48		.offset = 0,
49		.mask_flags = MTD_WRITEABLE,
50	},
51	{
52		.name = "root",
53		.size = MTDPART_SIZ_FULL,
54		.offset = MTDPART_OFS_APPEND,
55	},
56};
57
58static struct mtd_partition h5000_flash1_partitions[] = {
59	{
60		.name = "second root",
61		.size = SZ_16M - 0x00040000,
62		.offset = 0,
63	},
64	{
65		.name = "asset",
66		.size = MTDPART_SIZ_FULL,
67		.offset = MTDPART_OFS_APPEND,
68		.mask_flags = MTD_WRITEABLE,
69	},
70};
71
72static struct physmap_flash_data h5000_flash0_data = {
73	.width = 4,
74	.parts = h5000_flash0_partitions,
75	.nr_parts = ARRAY_SIZE(h5000_flash0_partitions),
76};
77
78static struct physmap_flash_data h5000_flash1_data = {
79	.width = 4,
80	.parts = h5000_flash1_partitions,
81	.nr_parts = ARRAY_SIZE(h5000_flash1_partitions),
82};
83
84static struct resource h5000_flash0_resources = {
85	.start = PXA_CS0_PHYS,
86	.end = PXA_CS0_PHYS + SZ_32M - 1,
87	.flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
88};
89
90static struct resource h5000_flash1_resources = {
91	.start = PXA_CS0_PHYS + SZ_32M,
92	.end = PXA_CS0_PHYS + SZ_32M + SZ_16M - 1,
93	.flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
94};
95
96static struct platform_device h5000_flash[] = {
97	{
98		.name = "physmap-flash",
99		.id = 0,
100		.resource = &h5000_flash0_resources,
101		.num_resources = 1,
102		.dev = {
103			.platform_data = &h5000_flash0_data,
104		},
105	},
106	{
107		.name = "physmap-flash",
108		.id = 1,
109		.resource = &h5000_flash1_resources,
110		.num_resources = 1,
111		.dev = {
112			.platform_data = &h5000_flash1_data,
113		},
114	},
115};
116
117/*
118 * USB Device Controller
119 */
120
121static struct pxa2xx_udc_mach_info h5000_udc_mach_info __initdata = {
122	.gpio_pullup = H5000_GPIO_USB_PULLUP,
123};
124
125/*
126 * GPIO setup
127 */
128
129static unsigned long h5000_pin_config[] __initdata = {
130	/* Crystal and Clock Signals */
131	GPIO12_32KHz,
132
133	/* SDRAM and Static Memory I/O Signals */
134	GPIO15_nCS_1,
135	GPIO78_nCS_2,
136	GPIO79_nCS_3,
137	GPIO80_nCS_4,
138
139	/* FFUART */
140	GPIO34_FFUART_RXD,
141	GPIO35_FFUART_CTS,
142	GPIO36_FFUART_DCD,
143	GPIO37_FFUART_DSR,
144	GPIO38_FFUART_RI,
145	GPIO39_FFUART_TXD,
146	GPIO40_FFUART_DTR,
147	GPIO41_FFUART_RTS,
148
149	/* BTUART */
150	GPIO42_BTUART_RXD,
151	GPIO43_BTUART_TXD,
152	GPIO44_BTUART_CTS,
153	GPIO45_BTUART_RTS,
154
155	/* SSP1 */
156	GPIO23_SSP1_SCLK,
157	GPIO25_SSP1_TXD,
158	GPIO26_SSP1_RXD,
159
160	/* I2S */
161	GPIO28_I2S_BITCLK_OUT,
162	GPIO29_I2S_SDATA_IN,
163	GPIO30_I2S_SDATA_OUT,
164	GPIO31_I2S_SYNC,
165	GPIO32_I2S_SYSCLK,
166};
167
168/*
169 * Localbus setup:
170 * CS0: Flash;
171 * CS1: MediaQ chip, select 16-bit bus and vlio;
172 * CS5: SAMCOP.
173 */
174
175static void fix_msc(void)
176{
177	__raw_writel(0x129c24f2, MSC0);
178	__raw_writel(0x7ff424fa, MSC1);
179	__raw_writel(0x7ff47ff4, MSC2);
180
181	__raw_writel(__raw_readl(MDREFR) | 0x02080000, MDREFR);
182}
183
184/*
185 * Platform devices
186 */
187
188static struct platform_device *devices[] __initdata = {
189	&h5000_flash[0],
190	&h5000_flash[1],
191};
192
193static void __init h5000_init(void)
194{
195	fix_msc();
196
197	pxa2xx_mfp_config(ARRAY_AND_SIZE(h5000_pin_config));
198	pxa_set_ffuart_info(NULL);
199	pxa_set_btuart_info(NULL);
200	pxa_set_stuart_info(NULL);
201	pxa_set_udc_info(&h5000_udc_mach_info);
202	platform_add_devices(ARRAY_AND_SIZE(devices));
203}
204
205MACHINE_START(H5400, "HP iPAQ H5000")
206	.atag_offset = 0x100,
207	.map_io = pxa25x_map_io,
208	.nr_irqs = PXA_NR_IRQS,
209	.init_irq = pxa25x_init_irq,
210	.handle_irq = pxa25x_handle_irq,
211	.init_time	= pxa_timer_init,
212	.init_machine = h5000_init,
213	.restart	= pxa_restart,
214MACHINE_END
215