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3179a019 TL |
1 | /* |
2 | * linux/arch/arm/mach-omap1/board-palmte.c | |
3 | * | |
4 | * Modified from board-generic.c | |
5 | * | |
6 | * Support for the Palm Tungsten E PDA. | |
7 | * | |
8 | * Original version : Laurent Gonzalez | |
9 | * | |
6cbdc8c5 | 10 | * Maintainers : http://palmtelinux.sf.net |
3179a019 TL |
11 | * palmtelinux-developpers@lists.sf.net |
12 | * | |
d7730cc0 AZ |
13 | * Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org> |
14 | * | |
3179a019 TL |
15 | * This program is free software; you can redistribute it and/or modify |
16 | * it under the terms of the GNU General Public License version 2 as | |
17 | * published by the Free Software Foundation. | |
18 | */ | |
19 | ||
20 | #include <linux/kernel.h> | |
21 | #include <linux/init.h> | |
c3695015 | 22 | #include <linux/input.h> |
3179a019 | 23 | #include <linux/platform_device.h> |
c3695015 AZ |
24 | #include <linux/mtd/mtd.h> |
25 | #include <linux/mtd/partitions.h> | |
561b036a | 26 | #include <linux/mtd/physmap.h> |
c3695015 | 27 | #include <linux/spi/spi.h> |
c3695015 | 28 | #include <linux/interrupt.h> |
d7730cc0 | 29 | #include <linux/apm-emulation.h> |
3179a019 | 30 | |
a09e64fb | 31 | #include <mach/hardware.h> |
3179a019 TL |
32 | #include <asm/mach-types.h> |
33 | #include <asm/mach/arch.h> | |
34 | #include <asm/mach/map.h> | |
35 | ||
a09e64fb | 36 | #include <mach/gpio.h> |
561b036a | 37 | #include <plat/flash.h> |
ce491cf8 TL |
38 | #include <plat/mux.h> |
39 | #include <plat/usb.h> | |
40 | #include <plat/tc.h> | |
41 | #include <plat/dma.h> | |
42 | #include <plat/board.h> | |
43 | #include <plat/irda.h> | |
44 | #include <plat/keypad.h> | |
45 | #include <plat/common.h> | |
3179a019 | 46 | |
b2830810 TL |
47 | #define PALMTE_USBDETECT_GPIO 0 |
48 | #define PALMTE_USB_OR_DC_GPIO 1 | |
49 | #define PALMTE_TSC_GPIO 4 | |
50 | #define PALMTE_PINTDAV_GPIO 6 | |
51 | #define PALMTE_MMC_WP_GPIO 8 | |
52 | #define PALMTE_MMC_POWER_GPIO 9 | |
53 | #define PALMTE_HDQ_GPIO 11 | |
54 | #define PALMTE_HEADPHONES_GPIO 14 | |
55 | #define PALMTE_SPEAKER_GPIO 15 | |
56 | #define PALMTE_DC_GPIO OMAP_MPUIO(2) | |
57 | #define PALMTE_MMC_SWITCH_GPIO OMAP_MPUIO(4) | |
58 | #define PALMTE_MMC1_GPIO OMAP_MPUIO(6) | |
59 | #define PALMTE_MMC2_GPIO OMAP_MPUIO(7) | |
60 | #define PALMTE_MMC3_GPIO OMAP_MPUIO(11) | |
61 | ||
c3695015 | 62 | static void __init omap_palmte_init_irq(void) |
3179a019 | 63 | { |
87bd63f6 | 64 | omap1_init_common_hw(); |
741e3a89 | 65 | omap1_init_irq(); |
3179a019 TL |
66 | } |
67 | ||
da1f026b | 68 | static const unsigned int palmte_keymap[] = { |
d7730cc0 | 69 | KEY(0, 0, KEY_F1), /* Calendar */ |
da1f026b JK |
70 | KEY(1, 0, KEY_F2), /* Contacts */ |
71 | KEY(2, 0, KEY_F3), /* Tasks List */ | |
72 | KEY(3, 0, KEY_F4), /* Note Pad */ | |
73 | KEY(4, 0, KEY_POWER), | |
74 | KEY(0, 1, KEY_LEFT), | |
c3695015 | 75 | KEY(1, 1, KEY_DOWN), |
da1f026b JK |
76 | KEY(2, 1, KEY_UP), |
77 | KEY(3, 1, KEY_RIGHT), | |
78 | KEY(4, 1, KEY_ENTER), | |
79 | }; | |
80 | ||
81 | static const struct matrix_keymap_data palmte_keymap_data = { | |
82 | .keymap = palmte_keymap, | |
83 | .keymap_size = ARRAY_SIZE(palmte_keymap), | |
c3695015 AZ |
84 | }; |
85 | ||
86 | static struct omap_kp_platform_data palmte_kp_data = { | |
87 | .rows = 8, | |
88 | .cols = 8, | |
da1f026b JK |
89 | .keymap_data = &palmte_keymap_data, |
90 | .rep = true, | |
c3695015 AZ |
91 | .delay = 12, |
92 | }; | |
93 | ||
94 | static struct resource palmte_kp_resources[] = { | |
95 | [0] = { | |
96 | .start = INT_KEYBOARD, | |
97 | .end = INT_KEYBOARD, | |
98 | .flags = IORESOURCE_IRQ, | |
99 | }, | |
100 | }; | |
101 | ||
102 | static struct platform_device palmte_kp_device = { | |
103 | .name = "omap-keypad", | |
104 | .id = -1, | |
105 | .dev = { | |
106 | .platform_data = &palmte_kp_data, | |
107 | }, | |
108 | .num_resources = ARRAY_SIZE(palmte_kp_resources), | |
109 | .resource = palmte_kp_resources, | |
110 | }; | |
111 | ||
112 | static struct mtd_partition palmte_rom_partitions[] = { | |
113 | /* PalmOS "Small ROM", contains the bootloader and the debugger */ | |
114 | { | |
115 | .name = "smallrom", | |
116 | .offset = 0, | |
117 | .size = 0xa000, | |
118 | .mask_flags = MTD_WRITEABLE, | |
119 | }, | |
120 | /* PalmOS "Big ROM", a filesystem with all the OS code and data */ | |
121 | { | |
122 | .name = "bigrom", | |
123 | .offset = SZ_128K, | |
124 | /* | |
125 | * 0x5f0000 bytes big in the multi-language ("EFIGS") version, | |
126 | * 0x7b0000 bytes in the English-only ("enUS") version. | |
127 | */ | |
128 | .size = 0x7b0000, | |
129 | .mask_flags = MTD_WRITEABLE, | |
130 | }, | |
131 | }; | |
132 | ||
561b036a | 133 | static struct physmap_flash_data palmte_rom_data = { |
c3695015 | 134 | .width = 2, |
561b036a | 135 | .set_vpp = omap1_set_vpp, |
c3695015 AZ |
136 | .parts = palmte_rom_partitions, |
137 | .nr_parts = ARRAY_SIZE(palmte_rom_partitions), | |
138 | }; | |
139 | ||
140 | static struct resource palmte_rom_resource = { | |
141 | .start = OMAP_CS0_PHYS, | |
142 | .end = OMAP_CS0_PHYS + SZ_8M - 1, | |
143 | .flags = IORESOURCE_MEM, | |
144 | }; | |
145 | ||
146 | static struct platform_device palmte_rom_device = { | |
561b036a | 147 | .name = "physmap-flash", |
c3695015 AZ |
148 | .id = -1, |
149 | .dev = { | |
150 | .platform_data = &palmte_rom_data, | |
151 | }, | |
152 | .num_resources = 1, | |
153 | .resource = &palmte_rom_resource, | |
154 | }; | |
155 | ||
9b6553cd TL |
156 | static struct platform_device palmte_lcd_device = { |
157 | .name = "lcd_palmte", | |
158 | .id = -1, | |
159 | }; | |
160 | ||
c3695015 AZ |
161 | static struct omap_backlight_config palmte_backlight_config = { |
162 | .default_intensity = 0xa0, | |
163 | }; | |
164 | ||
165 | static struct platform_device palmte_backlight_device = { | |
166 | .name = "omap-bl", | |
167 | .id = -1, | |
168 | .dev = { | |
169 | .platform_data = &palmte_backlight_config, | |
170 | }, | |
171 | }; | |
172 | ||
173 | static struct omap_irda_config palmte_irda_config = { | |
174 | .transceiver_cap = IR_SIRMODE, | |
175 | .rx_channel = OMAP_DMA_UART3_RX, | |
176 | .tx_channel = OMAP_DMA_UART3_TX, | |
177 | .dest_start = UART3_THR, | |
178 | .src_start = UART3_RHR, | |
179 | .tx_trigger = 0, | |
180 | .rx_trigger = 0, | |
181 | }; | |
182 | ||
183 | static struct resource palmte_irda_resources[] = { | |
184 | [0] = { | |
185 | .start = INT_UART3, | |
186 | .end = INT_UART3, | |
187 | .flags = IORESOURCE_IRQ, | |
188 | }, | |
189 | }; | |
190 | ||
191 | static struct platform_device palmte_irda_device = { | |
192 | .name = "omapirda", | |
193 | .id = -1, | |
194 | .dev = { | |
195 | .platform_data = &palmte_irda_config, | |
196 | }, | |
197 | .num_resources = ARRAY_SIZE(palmte_irda_resources), | |
198 | .resource = palmte_irda_resources, | |
199 | }; | |
200 | ||
d7730cc0 | 201 | static struct platform_device *palmte_devices[] __initdata = { |
c3695015 AZ |
202 | &palmte_rom_device, |
203 | &palmte_kp_device, | |
9b6553cd | 204 | &palmte_lcd_device, |
c3695015 AZ |
205 | &palmte_backlight_device, |
206 | &palmte_irda_device, | |
9b6553cd TL |
207 | }; |
208 | ||
3179a019 | 209 | static struct omap_usb_config palmte_usb_config __initdata = { |
c3695015 | 210 | .register_dev = 1, /* Mini-B only receptacle */ |
3179a019 | 211 | .hmc_mode = 0, |
c3695015 | 212 | .pins[0] = 2, |
3179a019 TL |
213 | }; |
214 | ||
3179a019 | 215 | static struct omap_lcd_config palmte_lcd_config __initdata = { |
3179a019 TL |
216 | .ctrl_name = "internal", |
217 | }; | |
218 | ||
d7730cc0 | 219 | static struct omap_board_config_kernel palmte_config[] __initdata = { |
c3695015 | 220 | { OMAP_TAG_LCD, &palmte_lcd_config }, |
3179a019 TL |
221 | }; |
222 | ||
c3695015 AZ |
223 | static struct spi_board_info palmte_spi_info[] __initdata = { |
224 | { | |
225 | .modalias = "tsc2102", | |
226 | .bus_num = 2, /* uWire (officially) */ | |
227 | .chip_select = 0, /* As opposed to 3 */ | |
228 | .irq = OMAP_GPIO_IRQ(PALMTE_PINTDAV_GPIO), | |
c3695015 AZ |
229 | .max_speed_hz = 8000000, |
230 | }, | |
231 | }; | |
232 | ||
d7730cc0 | 233 | static void __init palmte_misc_gpio_setup(void) |
c3695015 | 234 | { |
d7730cc0 | 235 | /* Set TSC2102 PINTDAV pin as input (used by TSC2102 driver) */ |
f2d18fea | 236 | if (gpio_request(PALMTE_PINTDAV_GPIO, "TSC2102 PINTDAV") < 0) { |
c3695015 AZ |
237 | printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n"); |
238 | return; | |
239 | } | |
40e3925b | 240 | gpio_direction_input(PALMTE_PINTDAV_GPIO); |
c3695015 | 241 | |
d7730cc0 | 242 | /* Set USB-or-DC-IN pin as input (unused) */ |
f2d18fea | 243 | if (gpio_request(PALMTE_USB_OR_DC_GPIO, "USB/DC-IN") < 0) { |
c3695015 AZ |
244 | printk(KERN_ERR "Could not reserve cable signal GPIO!\n"); |
245 | return; | |
246 | } | |
40e3925b | 247 | gpio_direction_input(PALMTE_USB_OR_DC_GPIO); |
c3695015 AZ |
248 | } |
249 | ||
250 | static void __init omap_palmte_init(void) | |
3179a019 | 251 | { |
c33da3a8 JK |
252 | /* mux pins for uarts */ |
253 | omap_cfg_reg(UART1_TX); | |
254 | omap_cfg_reg(UART1_RTS); | |
255 | omap_cfg_reg(UART2_TX); | |
256 | omap_cfg_reg(UART2_RTS); | |
257 | omap_cfg_reg(UART3_TX); | |
258 | omap_cfg_reg(UART3_RX); | |
259 | ||
3179a019 TL |
260 | omap_board_config = palmte_config; |
261 | omap_board_config_size = ARRAY_SIZE(palmte_config); | |
9b6553cd | 262 | |
d7730cc0 | 263 | platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices)); |
c3695015 AZ |
264 | |
265 | spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info)); | |
d7730cc0 | 266 | palmte_misc_gpio_setup(); |
c3695015 | 267 | omap_serial_init(); |
dd0cdd88 | 268 | omap1_usb_init(&palmte_usb_config); |
1ed16a86 | 269 | omap_register_i2c_bus(1, 100, NULL, 0); |
3179a019 TL |
270 | } |
271 | ||
c3695015 | 272 | static void __init omap_palmte_map_io(void) |
3179a019 | 273 | { |
87bd63f6 | 274 | omap1_map_common_io(); |
3179a019 TL |
275 | } |
276 | ||
277 | MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E") | |
3179a019 | 278 | .boot_params = 0x10000100, |
c3695015 | 279 | .map_io = omap_palmte_map_io, |
71ee7dad | 280 | .reserve = omap_reserve, |
c3695015 AZ |
281 | .init_irq = omap_palmte_init_irq, |
282 | .init_machine = omap_palmte_init, | |
e74984e4 | 283 | .timer = &omap1_timer, |
3179a019 | 284 | MACHINE_END |