2 * linux/arch/arm/mach-omap1/board-palmte.c
4 * Modified from board-generic.c
6 * Support for the Palm Tungsten E PDA.
8 * Original version : Laurent Gonzalez
10 * Maintainers : http://palmtelinux.sf.net
11 * palmtelinux-developpers@lists.sf.net
13 * Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org>
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.
19 #include <linux/gpio.h>
20 #include <linux/kernel.h>
21 #include <linux/init.h>
22 #include <linux/input.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 #include <linux/spi/spi.h>
28 #include <linux/interrupt.h>
29 #include <linux/apm-emulation.h>
30 #include <linux/omapfb.h>
31 #include <linux/platform_data/omap1_bl.h>
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <asm/mach/map.h>
40 #include <linux/omap-dma.h>
41 #include <linux/platform_data/keypad-omap.h>
43 #include <mach/hardware.h>
48 #define PALMTE_USBDETECT_GPIO 0
49 #define PALMTE_USB_OR_DC_GPIO 1
50 #define PALMTE_TSC_GPIO 4
51 #define PALMTE_PINTDAV_GPIO 6
52 #define PALMTE_MMC_WP_GPIO 8
53 #define PALMTE_MMC_POWER_GPIO 9
54 #define PALMTE_HDQ_GPIO 11
55 #define PALMTE_HEADPHONES_GPIO 14
56 #define PALMTE_SPEAKER_GPIO 15
57 #define PALMTE_DC_GPIO OMAP_MPUIO(2)
58 #define PALMTE_MMC_SWITCH_GPIO OMAP_MPUIO(4)
59 #define PALMTE_MMC1_GPIO OMAP_MPUIO(6)
60 #define PALMTE_MMC2_GPIO OMAP_MPUIO(7)
61 #define PALMTE_MMC3_GPIO OMAP_MPUIO(11)
63 static const unsigned int palmte_keymap[] = {
64 KEY(0, 0, KEY_F1), /* Calendar */
65 KEY(1, 0, KEY_F2), /* Contacts */
66 KEY(2, 0, KEY_F3), /* Tasks List */
67 KEY(3, 0, KEY_F4), /* Note Pad */
76 static const struct matrix_keymap_data palmte_keymap_data = {
77 .keymap = palmte_keymap,
78 .keymap_size = ARRAY_SIZE(palmte_keymap),
81 static struct omap_kp_platform_data palmte_kp_data = {
84 .keymap_data = &palmte_keymap_data,
89 static struct resource palmte_kp_resources[] = {
91 .start = INT_KEYBOARD,
93 .flags = IORESOURCE_IRQ,
97 static struct platform_device palmte_kp_device = {
98 .name = "omap-keypad",
101 .platform_data = &palmte_kp_data,
103 .num_resources = ARRAY_SIZE(palmte_kp_resources),
104 .resource = palmte_kp_resources,
107 static struct mtd_partition palmte_rom_partitions[] = {
108 /* PalmOS "Small ROM", contains the bootloader and the debugger */
113 .mask_flags = MTD_WRITEABLE,
115 /* PalmOS "Big ROM", a filesystem with all the OS code and data */
120 * 0x5f0000 bytes big in the multi-language ("EFIGS") version,
121 * 0x7b0000 bytes in the English-only ("enUS") version.
124 .mask_flags = MTD_WRITEABLE,
128 static struct physmap_flash_data palmte_rom_data = {
130 .set_vpp = omap1_set_vpp,
131 .parts = palmte_rom_partitions,
132 .nr_parts = ARRAY_SIZE(palmte_rom_partitions),
135 static struct resource palmte_rom_resource = {
136 .start = OMAP_CS0_PHYS,
137 .end = OMAP_CS0_PHYS + SZ_8M - 1,
138 .flags = IORESOURCE_MEM,
141 static struct platform_device palmte_rom_device = {
142 .name = "physmap-flash",
145 .platform_data = &palmte_rom_data,
148 .resource = &palmte_rom_resource,
151 static struct platform_device palmte_lcd_device = {
152 .name = "lcd_palmte",
156 static struct omap_backlight_config palmte_backlight_config = {
157 .default_intensity = 0xa0,
160 static struct platform_device palmte_backlight_device = {
164 .platform_data = &palmte_backlight_config,
168 static struct platform_device *palmte_devices[] __initdata = {
172 &palmte_backlight_device,
175 static struct omap_usb_config palmte_usb_config __initdata = {
176 .register_dev = 1, /* Mini-B only receptacle */
181 static struct omap_lcd_config palmte_lcd_config __initdata = {
182 .ctrl_name = "internal",
185 static struct spi_board_info palmte_spi_info[] __initdata = {
187 .modalias = "tsc2102",
188 .bus_num = 2, /* uWire (officially) */
189 .chip_select = 0, /* As opposed to 3 */
190 .max_speed_hz = 8000000,
194 static void __init palmte_misc_gpio_setup(void)
196 /* Set TSC2102 PINTDAV pin as input (used by TSC2102 driver) */
197 if (gpio_request(PALMTE_PINTDAV_GPIO, "TSC2102 PINTDAV") < 0) {
198 printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n");
201 gpio_direction_input(PALMTE_PINTDAV_GPIO);
203 /* Set USB-or-DC-IN pin as input (unused) */
204 if (gpio_request(PALMTE_USB_OR_DC_GPIO, "USB/DC-IN") < 0) {
205 printk(KERN_ERR "Could not reserve cable signal GPIO!\n");
208 gpio_direction_input(PALMTE_USB_OR_DC_GPIO);
211 static void __init omap_palmte_init(void)
213 /* mux pins for uarts */
214 omap_cfg_reg(UART1_TX);
215 omap_cfg_reg(UART1_RTS);
216 omap_cfg_reg(UART2_TX);
217 omap_cfg_reg(UART2_RTS);
218 omap_cfg_reg(UART3_TX);
219 omap_cfg_reg(UART3_RX);
221 platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices));
223 palmte_spi_info[0].irq = gpio_to_irq(PALMTE_PINTDAV_GPIO);
224 spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info));
225 palmte_misc_gpio_setup();
227 omap1_usb_init(&palmte_usb_config);
228 omap_register_i2c_bus(1, 100, NULL, 0);
230 omapfb_set_lcd_config(&palmte_lcd_config);
233 MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E")
234 .atag_offset = 0x100,
235 .map_io = omap15xx_map_io,
236 .init_early = omap1_init_early,
237 .init_irq = omap1_init_irq,
238 .handle_irq = omap1_handle_irq,
239 .init_machine = omap_palmte_init,
240 .init_late = omap1_init_late,
241 .init_time = omap1_timer_init,
242 .restart = omap1_restart,