[ARM] MX31: Move static virtual mappings of AIPS1/2 to common file
[linux-2.6.git] / arch / arm / mach-mx3 / pcm037.c
1 /*
2  *  Copyright (C) 2008 Sascha Hauer, Pengutronix
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17  */
18
19 #include <linux/types.h>
20 #include <linux/init.h>
21
22 #include <linux/platform_device.h>
23 #include <linux/mtd/physmap.h>
24 #include <linux/mtd/plat-ram.h>
25 #include <linux/memory.h>
26 #include <linux/gpio.h>
27 #include <linux/smc911x.h>
28 #include <linux/interrupt.h>
29 #include <linux/i2c.h>
30 #include <linux/i2c/at24.h>
31
32 #include <mach/hardware.h>
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <asm/mach/time.h>
36 #include <asm/mach/map.h>
37 #include <mach/common.h>
38 #include <mach/imx-uart.h>
39 #include <mach/iomux-mx3.h>
40 #include <mach/board-pcm037.h>
41 #include <mach/mxc_nand.h>
42 #ifdef CONFIG_I2C_IMX
43 #include <mach/i2c.h>
44 #endif
45
46 #include "devices.h"
47
48 static struct physmap_flash_data pcm037_flash_data = {
49         .width  = 2,
50 };
51
52 static struct resource pcm037_flash_resource = {
53         .start  = 0xa0000000,
54         .end    = 0xa1ffffff,
55         .flags  = IORESOURCE_MEM,
56 };
57
58 static struct platform_device pcm037_flash = {
59         .name   = "physmap-flash",
60         .id     = 0,
61         .dev    = {
62                 .platform_data  = &pcm037_flash_data,
63         },
64         .resource = &pcm037_flash_resource,
65         .num_resources = 1,
66 };
67
68 static struct imxuart_platform_data uart_pdata = {
69         .flags = IMXUART_HAVE_RTSCTS,
70 };
71
72 static struct resource smc911x_resources[] = {
73         [0] = {
74                 .start          = CS1_BASE_ADDR + 0x300,
75                 .end            = CS1_BASE_ADDR + 0x300 + SZ_64K - 1,
76                 .flags          = IORESOURCE_MEM,
77         },
78         [1] = {
79                 .start          = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
80                 .end            = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
81                 .flags          = IORESOURCE_IRQ,
82         },
83 };
84
85 static struct smc911x_platdata smc911x_info = {
86         .flags          = SMC911X_USE_32BIT,
87         .irq_flags      = IRQF_SHARED | IRQF_TRIGGER_LOW,
88 };
89
90 static struct platform_device pcm037_eth = {
91         .name           = "smc911x",
92         .id             = -1,
93         .num_resources  = ARRAY_SIZE(smc911x_resources),
94         .resource       = smc911x_resources,
95         .dev            = {
96                 .platform_data = &smc911x_info,
97         },
98 };
99
100 static struct platdata_mtd_ram pcm038_sram_data = {
101         .bankwidth = 2,
102 };
103
104 static struct resource pcm038_sram_resource = {
105         .start = CS4_BASE_ADDR,
106         .end   = CS4_BASE_ADDR + 512 * 1024 - 1,
107         .flags = IORESOURCE_MEM,
108 };
109
110 static struct platform_device pcm037_sram_device = {
111         .name = "mtd-ram",
112         .id = 0,
113         .dev = {
114                 .platform_data = &pcm038_sram_data,
115         },
116         .num_resources = 1,
117         .resource = &pcm038_sram_resource,
118 };
119
120 static struct mxc_nand_platform_data pcm037_nand_board_info = {
121         .width = 1,
122         .hw_ecc = 1,
123 };
124
125 #ifdef CONFIG_I2C_IMX
126 static int i2c_1_pins[] = {
127         MX31_PIN_CSPI2_MOSI__SCL,
128         MX31_PIN_CSPI2_MISO__SDA,
129 };
130
131 static int pcm037_i2c_1_init(struct device *dev)
132 {
133         return mxc_iomux_setup_multiple_pins(i2c_1_pins, ARRAY_SIZE(i2c_1_pins),
134                         "i2c-1");
135 }
136
137 static void pcm037_i2c_1_exit(struct device *dev)
138 {
139         mxc_iomux_release_multiple_pins(i2c_1_pins, ARRAY_SIZE(i2c_1_pins));
140 }
141
142 static struct imxi2c_platform_data pcm037_i2c_1_data = {
143         .bitrate = 100000,
144         .init = pcm037_i2c_1_init,
145         .exit = pcm037_i2c_1_exit,
146 };
147
148 static struct at24_platform_data board_eeprom = {
149         .byte_len = 4096,
150         .page_size = 32,
151         .flags = AT24_FLAG_ADDR16,
152 };
153
154 static struct i2c_board_info pcm037_i2c_devices[] = {
155        {
156                 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
157                 .platform_data = &board_eeprom,
158         }, {
159                 I2C_BOARD_INFO("rtc-pcf8563", 0x51),
160                 .type = "pcf8563",
161         }
162 };
163 #endif
164
165 static struct platform_device *devices[] __initdata = {
166         &pcm037_flash,
167         &pcm037_eth,
168         &pcm037_sram_device,
169 };
170
171 static int uart0_pins[] = {
172         MX31_PIN_CTS1__CTS1,
173         MX31_PIN_RTS1__RTS1,
174         MX31_PIN_TXD1__TXD1,
175         MX31_PIN_RXD1__RXD1
176 };
177
178 static int uart2_pins[] = {
179         MX31_PIN_CSPI3_MOSI__RXD3,
180         MX31_PIN_CSPI3_MISO__TXD3
181 };
182
183 /*
184  * Board specific initialization.
185  */
186 static void __init mxc_board_init(void)
187 {
188         platform_add_devices(devices, ARRAY_SIZE(devices));
189
190         mxc_iomux_setup_multiple_pins(uart0_pins, ARRAY_SIZE(uart0_pins), "uart-0");
191         mxc_register_device(&mxc_uart_device0, &uart_pdata);
192
193         mxc_iomux_setup_multiple_pins(uart2_pins, ARRAY_SIZE(uart2_pins), "uart-2");
194         mxc_register_device(&mxc_uart_device2, &uart_pdata);
195
196         mxc_iomux_setup_pin(MX31_PIN_BATT_LINE__OWIRE, "batt-0wire");
197         mxc_register_device(&mxc_w1_master_device, NULL);
198
199         /* SMSC9215 IRQ pin */
200         if (!mxc_iomux_setup_pin(IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
201                                 "pcm037-eth"))
202                 gpio_direction_input(MX31_PIN_GPIO3_1);
203
204 #ifdef CONFIG_I2C_IMX
205         i2c_register_board_info(1, pcm037_i2c_devices,
206                         ARRAY_SIZE(pcm037_i2c_devices));
207
208         mxc_register_device(&mxc_i2c_device1, &pcm037_i2c_1_data);
209 #endif
210         mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info);
211 }
212
213 static void __init pcm037_timer_init(void)
214 {
215         mx31_clocks_init(26000000);
216 }
217
218 struct sys_timer pcm037_timer = {
219         .init   = pcm037_timer_init,
220 };
221
222 MACHINE_START(PCM037, "Phytec Phycore pcm037")
223         /* Maintainer: Pengutronix */
224         .phys_io        = AIPS1_BASE_ADDR,
225         .io_pg_offst    = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
226         .boot_params    = PHYS_OFFSET + 0x100,
227         .map_io         = mxc_map_io,
228         .init_irq       = mxc_init_irq,
229         .init_machine   = mxc_board_init,
230         .timer          = &pcm037_timer,
231 MACHINE_END
232