Merge branch 'devel-map-io' into omap-for-linus
[linux-3.10.git] / arch / arm / mach-omap2 / board-2430sdp.c
1 /*
2  * linux/arch/arm/mach-omap2/board-2430sdp.c
3  *
4  * Copyright (C) 2006 Texas Instruments
5  *
6  * Modified from mach-omap2/board-generic.c
7  *
8  * Initial Code : Based on a patch from Komal Shah and Richard Woodruff
9  * Updated the Code for 2430 SDP : Syed Mohammed Khasim
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License version 2 as
13  * published by the Free Software Foundation.
14  */
15
16 #include <linux/kernel.h>
17 #include <linux/init.h>
18 #include <linux/platform_device.h>
19 #include <linux/mtd/mtd.h>
20 #include <linux/mtd/partitions.h>
21 #include <linux/mtd/physmap.h>
22 #include <linux/delay.h>
23 #include <linux/i2c/twl.h>
24 #include <linux/err.h>
25 #include <linux/clk.h>
26 #include <linux/io.h>
27
28 #include <mach/hardware.h>
29 #include <asm/mach-types.h>
30 #include <asm/mach/arch.h>
31 #include <asm/mach/map.h>
32
33 #include <mach/gpio.h>
34 #include <plat/board.h>
35 #include <plat/common.h>
36 #include <plat/gpmc.h>
37 #include <plat/usb.h>
38 #include <plat/gpmc-smc91x.h>
39
40 #include "mux.h"
41 #include "hsmmc.h"
42
43 #define SDP2430_CS0_BASE        0x04000000
44 #define SECONDARY_LCD_GPIO              147
45
46 static struct mtd_partition sdp2430_partitions[] = {
47         /* bootloader (U-Boot, etc) in first sector */
48         {
49                 .name           = "bootloader",
50                 .offset         = 0,
51                 .size           = SZ_256K,
52                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
53          },
54         /* bootloader params in the next sector */
55         {
56                 .name           = "params",
57                 .offset         = MTDPART_OFS_APPEND,
58                 .size           = SZ_128K,
59                 .mask_flags     = 0,
60          },
61         /* kernel */
62         {
63                 .name           = "kernel",
64                 .offset         = MTDPART_OFS_APPEND,
65                 .size           = SZ_2M,
66                 .mask_flags     = 0
67         },
68         /* file system */
69         {
70                 .name           = "filesystem",
71                 .offset         = MTDPART_OFS_APPEND,
72                 .size           = MTDPART_SIZ_FULL,
73                 .mask_flags     = 0
74         }
75 };
76
77 static struct physmap_flash_data sdp2430_flash_data = {
78         .width          = 2,
79         .parts          = sdp2430_partitions,
80         .nr_parts       = ARRAY_SIZE(sdp2430_partitions),
81 };
82
83 static struct resource sdp2430_flash_resource = {
84         .start          = SDP2430_CS0_BASE,
85         .end            = SDP2430_CS0_BASE + SZ_64M - 1,
86         .flags          = IORESOURCE_MEM,
87 };
88
89 static struct platform_device sdp2430_flash_device = {
90         .name           = "physmap-flash",
91         .id             = 0,
92         .dev = {
93                 .platform_data  = &sdp2430_flash_data,
94         },
95         .num_resources  = 1,
96         .resource       = &sdp2430_flash_resource,
97 };
98
99 static struct platform_device sdp2430_lcd_device = {
100         .name           = "sdp2430_lcd",
101         .id             = -1,
102 };
103
104 static struct platform_device *sdp2430_devices[] __initdata = {
105         &sdp2430_flash_device,
106         &sdp2430_lcd_device,
107 };
108
109 static struct omap_lcd_config sdp2430_lcd_config __initdata = {
110         .ctrl_name      = "internal",
111 };
112
113 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91x_MODULE)
114
115 static struct omap_smc91x_platform_data board_smc91x_data = {
116         .cs             = 5,
117         .gpio_irq       = 149,
118         .flags          = GPMC_MUX_ADD_DATA | GPMC_TIMINGS_SMC91C96 |
119                                 IORESOURCE_IRQ_LOWLEVEL,
120
121 };
122
123 static void __init board_smc91x_init(void)
124 {
125         omap_mux_init_gpio(149, OMAP_PIN_INPUT);
126         gpmc_smc91x_init(&board_smc91x_data);
127 }
128
129 #else
130
131 static inline void board_smc91x_init(void)
132 {
133 }
134
135 #endif
136
137 static struct omap_board_config_kernel sdp2430_config[] = {
138         {OMAP_TAG_LCD, &sdp2430_lcd_config},
139 };
140
141 static void __init omap_2430sdp_init_irq(void)
142 {
143         omap_board_config = sdp2430_config;
144         omap_board_config_size = ARRAY_SIZE(sdp2430_config);
145         omap2_init_common_hw(NULL, NULL);
146         omap_init_irq();
147         omap_gpio_init();
148 }
149
150 static struct twl4030_gpio_platform_data sdp2430_gpio_data = {
151         .gpio_base      = OMAP_MAX_GPIO_LINES,
152         .irq_base       = TWL4030_GPIO_IRQ_BASE,
153         .irq_end        = TWL4030_GPIO_IRQ_END,
154 };
155
156 static struct twl4030_platform_data sdp2430_twldata = {
157         .irq_base       = TWL4030_IRQ_BASE,
158         .irq_end        = TWL4030_IRQ_END,
159
160         /* platform_data for children goes here */
161         .gpio           = &sdp2430_gpio_data,
162 };
163
164 static struct i2c_board_info __initdata sdp2430_i2c_boardinfo[] = {
165         {
166                 I2C_BOARD_INFO("twl4030", 0x48),
167                 .flags = I2C_CLIENT_WAKE,
168                 .irq = INT_24XX_SYS_NIRQ,
169                 .platform_data = &sdp2430_twldata,
170         },
171 };
172
173 static struct i2c_board_info __initdata sdp2430_i2c1_boardinfo[] = {
174         {
175                 I2C_BOARD_INFO("isp1301_omap", 0x2D),
176                 .flags = I2C_CLIENT_WAKE,
177                 .irq = OMAP_GPIO_IRQ(78),
178         },
179 };
180
181 static int __init omap2430_i2c_init(void)
182 {
183         omap_register_i2c_bus(1, 100, sdp2430_i2c1_boardinfo,
184                         ARRAY_SIZE(sdp2430_i2c1_boardinfo));
185         omap_register_i2c_bus(2, 2600, sdp2430_i2c_boardinfo,
186                         ARRAY_SIZE(sdp2430_i2c_boardinfo));
187         return 0;
188 }
189
190 static struct omap2_hsmmc_info mmc[] __initdata = {
191         {
192                 .mmc            = 1,
193                 .wires          = 4,
194                 .gpio_cd        = -EINVAL,
195                 .gpio_wp        = -EINVAL,
196                 .ext_clock      = 1,
197         },
198         {}      /* Terminator */
199 };
200
201 static struct omap_musb_board_data musb_board_data = {
202         .interface_type         = MUSB_INTERFACE_ULPI,
203         .mode                   = MUSB_OTG,
204         .power                  = 100,
205 };
206 static struct omap_usb_config sdp2430_usb_config __initdata = {
207         .otg            = 1,
208 #ifdef  CONFIG_USB_GADGET_OMAP
209         .hmc_mode       = 0x0,
210 #elif   defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
211         .hmc_mode       = 0x1,
212 #endif
213         .pins[0]        = 3,
214 };
215
216 #ifdef CONFIG_OMAP_MUX
217 static struct omap_board_mux board_mux[] __initdata = {
218         { .reg_offset = OMAP_MUX_TERMINATOR },
219 };
220 #else
221 #define board_mux       NULL
222 #endif
223
224 static void __init omap_2430sdp_init(void)
225 {
226         int ret;
227
228         omap2430_mux_init(board_mux, OMAP_PACKAGE_ZAC);
229
230         omap2430_i2c_init();
231
232         platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices));
233         omap_serial_init();
234         omap2_hsmmc_init(mmc);
235         omap2_usbfs_init(&sdp2430_usb_config);
236
237         omap_mux_init_signal("usb0hs_stp", OMAP_PULL_ENA | OMAP_PULL_UP);
238         usb_musb_init(&musb_board_data);
239
240         board_smc91x_init();
241
242         /* Turn off secondary LCD backlight */
243         ret = gpio_request(SECONDARY_LCD_GPIO, "Secondary LCD backlight");
244         if (ret == 0)
245                 gpio_direction_output(SECONDARY_LCD_GPIO, 0);
246 }
247
248 static void __init omap_2430sdp_map_io(void)
249 {
250         omap2_set_globals_243x();
251         omap243x_map_common_io();
252 }
253
254 MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board")
255         /* Maintainer: Syed Khasim - Texas Instruments Inc */
256         .phys_io        = 0x48000000,
257         .io_pg_offst    = ((0xfa000000) >> 18) & 0xfffc,
258         .boot_params    = 0x80000100,
259         .map_io         = omap_2430sdp_map_io,
260         .reserve        = omap_reserve,
261         .init_irq       = omap_2430sdp_init_irq,
262         .init_machine   = omap_2430sdp_init,
263         .timer          = &omap_timer,
264 MACHINE_END