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72d0f1c3 SMK |
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> | |
561b036a | 21 | #include <linux/mtd/physmap.h> |
72d0f1c3 | 22 | #include <linux/delay.h> |
b07682b6 | 23 | #include <linux/i2c/twl.h> |
72d0f1c3 SMK |
24 | #include <linux/err.h> |
25 | #include <linux/clk.h> | |
fced80c7 | 26 | #include <linux/io.h> |
72d0f1c3 | 27 | |
a09e64fb | 28 | #include <mach/hardware.h> |
72d0f1c3 SMK |
29 | #include <asm/mach-types.h> |
30 | #include <asm/mach/arch.h> | |
31 | #include <asm/mach/map.h> | |
72d0f1c3 | 32 | |
a09e64fb | 33 | #include <mach/gpio.h> |
ce491cf8 TL |
34 | #include <plat/mux.h> |
35 | #include <plat/board.h> | |
36 | #include <plat/common.h> | |
37 | #include <plat/gpmc.h> | |
38 | #include <plat/usb.h> | |
39 | #include <plat/gpmc-smc91x.h> | |
72d0f1c3 | 40 | |
d02a900b | 41 | #include "hsmmc.h" |
72d0f1c3 | 42 | |
a362fdbd | 43 | #define SDP2430_CS0_BASE 0x04000000 |
7d8e967f | 44 | #define SECONDARY_LCD_GPIO 147 |
a362fdbd | 45 | |
72d0f1c3 SMK |
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 | ||
561b036a | 77 | static struct physmap_flash_data sdp2430_flash_data = { |
72d0f1c3 SMK |
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 = { | |
561b036a | 90 | .name = "physmap-flash", |
72d0f1c3 SMK |
91 | .id = 0, |
92 | .dev = { | |
93 | .platform_data = &sdp2430_flash_data, | |
94 | }, | |
95 | .num_resources = 1, | |
96 | .resource = &sdp2430_flash_resource, | |
97 | }; | |
98 | ||
7d8e967f ID |
99 | static struct platform_device sdp2430_lcd_device = { |
100 | .name = "sdp2430_lcd", | |
101 | .id = -1, | |
102 | }; | |
103 | ||
72d0f1c3 | 104 | static struct platform_device *sdp2430_devices[] __initdata = { |
72d0f1c3 | 105 | &sdp2430_flash_device, |
7d8e967f ID |
106 | &sdp2430_lcd_device, |
107 | }; | |
108 | ||
109 | static struct omap_lcd_config sdp2430_lcd_config __initdata = { | |
110 | .ctrl_name = "internal", | |
72d0f1c3 SMK |
111 | }; |
112 | ||
1a48e157 | 113 | #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91x_MODULE) |
72d0f1c3 | 114 | |
1a48e157 TL |
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, | |
44595982 | 120 | |
1a48e157 | 121 | }; |
72d0f1c3 | 122 | |
1a48e157 TL |
123 | static void __init board_smc91x_init(void) |
124 | { | |
125 | if (omap_rev() > OMAP3430_REV_ES1_0) | |
126 | board_smc91x_data.gpio_irq = 6; | |
127 | else | |
128 | board_smc91x_data.gpio_irq = 29; | |
72d0f1c3 | 129 | |
1a48e157 TL |
130 | gpmc_smc91x_init(&board_smc91x_data); |
131 | } | |
72d0f1c3 | 132 | |
1a48e157 | 133 | #else |
72d0f1c3 | 134 | |
1a48e157 TL |
135 | static inline void board_smc91x_init(void) |
136 | { | |
72d0f1c3 SMK |
137 | } |
138 | ||
1a48e157 TL |
139 | #endif |
140 | ||
b3c6df3a PW |
141 | static struct omap_board_config_kernel sdp2430_config[] = { |
142 | {OMAP_TAG_LCD, &sdp2430_lcd_config}, | |
143 | }; | |
144 | ||
72d0f1c3 SMK |
145 | static void __init omap_2430sdp_init_irq(void) |
146 | { | |
b3c6df3a PW |
147 | omap_board_config = sdp2430_config; |
148 | omap_board_config_size = ARRAY_SIZE(sdp2430_config); | |
58cda884 | 149 | omap2_init_common_hw(NULL, NULL); |
72d0f1c3 SMK |
150 | omap_init_irq(); |
151 | omap_gpio_init(); | |
72d0f1c3 SMK |
152 | } |
153 | ||
90c62bf0 TL |
154 | static struct twl4030_gpio_platform_data sdp2430_gpio_data = { |
155 | .gpio_base = OMAP_MAX_GPIO_LINES, | |
156 | .irq_base = TWL4030_GPIO_IRQ_BASE, | |
157 | .irq_end = TWL4030_GPIO_IRQ_END, | |
158 | }; | |
159 | ||
160 | static struct twl4030_platform_data sdp2430_twldata = { | |
161 | .irq_base = TWL4030_IRQ_BASE, | |
162 | .irq_end = TWL4030_IRQ_END, | |
163 | ||
164 | /* platform_data for children goes here */ | |
165 | .gpio = &sdp2430_gpio_data, | |
166 | }; | |
167 | ||
168 | static struct i2c_board_info __initdata sdp2430_i2c_boardinfo[] = { | |
169 | { | |
170 | I2C_BOARD_INFO("twl4030", 0x48), | |
171 | .flags = I2C_CLIENT_WAKE, | |
172 | .irq = INT_24XX_SYS_NIRQ, | |
173 | .platform_data = &sdp2430_twldata, | |
174 | }, | |
175 | }; | |
176 | ||
39ecc703 VM |
177 | static struct i2c_board_info __initdata sdp2430_i2c1_boardinfo[] = { |
178 | { | |
179 | I2C_BOARD_INFO("isp1301_omap", 0x2D), | |
180 | .flags = I2C_CLIENT_WAKE, | |
181 | .irq = OMAP_GPIO_IRQ(78), | |
182 | }, | |
183 | }; | |
184 | ||
90c62bf0 TL |
185 | static int __init omap2430_i2c_init(void) |
186 | { | |
39ecc703 VM |
187 | omap_register_i2c_bus(1, 100, sdp2430_i2c1_boardinfo, |
188 | ARRAY_SIZE(sdp2430_i2c1_boardinfo)); | |
90c62bf0 TL |
189 | omap_register_i2c_bus(2, 2600, sdp2430_i2c_boardinfo, |
190 | ARRAY_SIZE(sdp2430_i2c_boardinfo)); | |
191 | return 0; | |
192 | } | |
193 | ||
68ff0423 | 194 | static struct omap2_hsmmc_info mmc[] __initdata = { |
90c62bf0 TL |
195 | { |
196 | .mmc = 1, | |
197 | .wires = 4, | |
198 | .gpio_cd = -EINVAL, | |
199 | .gpio_wp = -EINVAL, | |
200 | .ext_clock = 1, | |
201 | }, | |
202 | {} /* Terminator */ | |
203 | }; | |
204 | ||
884b8369 MM |
205 | static struct omap_musb_board_data musb_board_data = { |
206 | .interface_type = MUSB_INTERFACE_ULPI, | |
207 | .mode = MUSB_OTG, | |
208 | .power = 100, | |
209 | }; | |
9c68eb81 VM |
210 | static struct omap_usb_config sdp2430_usb_config __initdata = { |
211 | .otg = 1, | |
212 | #ifdef CONFIG_USB_GADGET_OMAP | |
213 | .hmc_mode = 0x0, | |
214 | #elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) | |
215 | .hmc_mode = 0x1, | |
216 | #endif | |
217 | .pins[0] = 3, | |
218 | }; | |
884b8369 | 219 | |
72d0f1c3 SMK |
220 | static void __init omap_2430sdp_init(void) |
221 | { | |
7d8e967f ID |
222 | int ret; |
223 | ||
90c62bf0 TL |
224 | omap2430_i2c_init(); |
225 | ||
72d0f1c3 | 226 | platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices)); |
72d0f1c3 | 227 | omap_serial_init(); |
68ff0423 | 228 | omap2_hsmmc_init(mmc); |
9c68eb81 | 229 | omap_usb_init(&sdp2430_usb_config); |
884b8369 | 230 | usb_musb_init(&musb_board_data); |
1a48e157 | 231 | board_smc91x_init(); |
7d8e967f ID |
232 | |
233 | /* Turn off secondary LCD backlight */ | |
234 | ret = gpio_request(SECONDARY_LCD_GPIO, "Secondary LCD backlight"); | |
235 | if (ret == 0) | |
236 | gpio_direction_output(SECONDARY_LCD_GPIO, 0); | |
72d0f1c3 SMK |
237 | } |
238 | ||
239 | static void __init omap_2430sdp_map_io(void) | |
240 | { | |
c8d2eb8e | 241 | omap2_set_globals_243x(); |
6fbd55d0 | 242 | omap243x_map_common_io(); |
72d0f1c3 SMK |
243 | } |
244 | ||
245 | MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") | |
246 | /* Maintainer: Syed Khasim - Texas Instruments Inc */ | |
247 | .phys_io = 0x48000000, | |
b4224b23 | 248 | .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, |
72d0f1c3 SMK |
249 | .boot_params = 0x80000100, |
250 | .map_io = omap_2430sdp_map_io, | |
251 | .init_irq = omap_2430sdp_init_irq, | |
252 | .init_machine = omap_2430sdp_init, | |
253 | .timer = &omap_timer, | |
254 | MACHINE_END |