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>
31 #include <mach/hardware.h>
32 #include <asm/mach-types.h>
33 #include <asm/mach/arch.h>
34 #include <asm/mach/map.h>
36 #include <plat/flash.h>
41 #include <plat/board.h>
42 #include <plat/irda.h>
43 #include <plat/keypad.h>
44 #include <plat/common.h>
46 #define PALMTE_USBDETECT_GPIO 0
47 #define PALMTE_USB_OR_DC_GPIO 1
48 #define PALMTE_TSC_GPIO 4
49 #define PALMTE_PINTDAV_GPIO 6
50 #define PALMTE_MMC_WP_GPIO 8
51 #define PALMTE_MMC_POWER_GPIO 9
52 #define PALMTE_HDQ_GPIO 11
53 #define PALMTE_HEADPHONES_GPIO 14
54 #define PALMTE_SPEAKER_GPIO 15
55 #define PALMTE_DC_GPIO OMAP_MPUIO(2)
56 #define PALMTE_MMC_SWITCH_GPIO OMAP_MPUIO(4)
57 #define PALMTE_MMC1_GPIO OMAP_MPUIO(6)
58 #define PALMTE_MMC2_GPIO OMAP_MPUIO(7)
59 #define PALMTE_MMC3_GPIO OMAP_MPUIO(11)
61 static const unsigned int palmte_keymap[] = {
62 KEY(0, 0, KEY_F1), /* Calendar */
63 KEY(1, 0, KEY_F2), /* Contacts */
64 KEY(2, 0, KEY_F3), /* Tasks List */
65 KEY(3, 0, KEY_F4), /* Note Pad */
74 static const struct matrix_keymap_data palmte_keymap_data = {
75 .keymap = palmte_keymap,
76 .keymap_size = ARRAY_SIZE(palmte_keymap),
79 static struct omap_kp_platform_data palmte_kp_data = {
82 .keymap_data = &palmte_keymap_data,
87 static struct resource palmte_kp_resources[] = {
89 .start = INT_KEYBOARD,
91 .flags = IORESOURCE_IRQ,
95 static struct platform_device palmte_kp_device = {
96 .name = "omap-keypad",
99 .platform_data = &palmte_kp_data,
101 .num_resources = ARRAY_SIZE(palmte_kp_resources),
102 .resource = palmte_kp_resources,
105 static struct mtd_partition palmte_rom_partitions[] = {
106 /* PalmOS "Small ROM", contains the bootloader and the debugger */
111 .mask_flags = MTD_WRITEABLE,
113 /* PalmOS "Big ROM", a filesystem with all the OS code and data */
118 * 0x5f0000 bytes big in the multi-language ("EFIGS") version,
119 * 0x7b0000 bytes in the English-only ("enUS") version.
122 .mask_flags = MTD_WRITEABLE,
126 static struct physmap_flash_data palmte_rom_data = {
128 .set_vpp = omap1_set_vpp,
129 .parts = palmte_rom_partitions,
130 .nr_parts = ARRAY_SIZE(palmte_rom_partitions),
133 static struct resource palmte_rom_resource = {
134 .start = OMAP_CS0_PHYS,
135 .end = OMAP_CS0_PHYS + SZ_8M - 1,
136 .flags = IORESOURCE_MEM,
139 static struct platform_device palmte_rom_device = {
140 .name = "physmap-flash",
143 .platform_data = &palmte_rom_data,
146 .resource = &palmte_rom_resource,
149 static struct platform_device palmte_lcd_device = {
150 .name = "lcd_palmte",
154 static struct omap_backlight_config palmte_backlight_config = {
155 .default_intensity = 0xa0,
158 static struct platform_device palmte_backlight_device = {
162 .platform_data = &palmte_backlight_config,
166 static struct omap_irda_config palmte_irda_config = {
167 .transceiver_cap = IR_SIRMODE,
168 .rx_channel = OMAP_DMA_UART3_RX,
169 .tx_channel = OMAP_DMA_UART3_TX,
170 .dest_start = UART3_THR,
171 .src_start = UART3_RHR,
176 static struct resource palmte_irda_resources[] = {
180 .flags = IORESOURCE_IRQ,
184 static struct platform_device palmte_irda_device = {
188 .platform_data = &palmte_irda_config,
190 .num_resources = ARRAY_SIZE(palmte_irda_resources),
191 .resource = palmte_irda_resources,
194 static struct platform_device *palmte_devices[] __initdata = {
198 &palmte_backlight_device,
202 static struct omap_usb_config palmte_usb_config __initdata = {
203 .register_dev = 1, /* Mini-B only receptacle */
208 static struct omap_lcd_config palmte_lcd_config __initdata = {
209 .ctrl_name = "internal",
212 static struct omap_board_config_kernel palmte_config[] __initdata = {
213 { OMAP_TAG_LCD, &palmte_lcd_config },
216 static struct spi_board_info palmte_spi_info[] __initdata = {
218 .modalias = "tsc2102",
219 .bus_num = 2, /* uWire (officially) */
220 .chip_select = 0, /* As opposed to 3 */
221 .irq = OMAP_GPIO_IRQ(PALMTE_PINTDAV_GPIO),
222 .max_speed_hz = 8000000,
226 static void __init palmte_misc_gpio_setup(void)
228 /* Set TSC2102 PINTDAV pin as input (used by TSC2102 driver) */
229 if (gpio_request(PALMTE_PINTDAV_GPIO, "TSC2102 PINTDAV") < 0) {
230 printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n");
233 gpio_direction_input(PALMTE_PINTDAV_GPIO);
235 /* Set USB-or-DC-IN pin as input (unused) */
236 if (gpio_request(PALMTE_USB_OR_DC_GPIO, "USB/DC-IN") < 0) {
237 printk(KERN_ERR "Could not reserve cable signal GPIO!\n");
240 gpio_direction_input(PALMTE_USB_OR_DC_GPIO);
243 static void __init omap_palmte_init(void)
245 /* mux pins for uarts */
246 omap_cfg_reg(UART1_TX);
247 omap_cfg_reg(UART1_RTS);
248 omap_cfg_reg(UART2_TX);
249 omap_cfg_reg(UART2_RTS);
250 omap_cfg_reg(UART3_TX);
251 omap_cfg_reg(UART3_RX);
253 omap_board_config = palmte_config;
254 omap_board_config_size = ARRAY_SIZE(palmte_config);
256 platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices));
258 spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info));
259 palmte_misc_gpio_setup();
261 omap1_usb_init(&palmte_usb_config);
262 omap_register_i2c_bus(1, 100, NULL, 0);
265 MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E")
266 .atag_offset = 0x100,
267 .map_io = omap15xx_map_io,
268 .init_early = omap1_init_early,
269 .reserve = omap_reserve,
270 .init_irq = omap1_init_irq,
271 .init_machine = omap_palmte_init,
272 .timer = &omap1_timer,