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Tony Lindgren3179a012005-11-10 14:26:48 +00001/*
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 *
Simon Arlott6cbdc8c2007-05-11 20:40:30 +010010 * Maintainers : http://palmtelinux.sf.net
Tony Lindgren3179a012005-11-10 14:26:48 +000011 * palmtelinux-developpers@lists.sf.net
12 *
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -080013 * Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org>
14 *
Tony Lindgren3179a012005-11-10 14:26:48 +000015 * 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 */
Russell King2f8163b2011-07-26 10:53:52 +010019#include <linux/gpio.h>
Tony Lindgren3179a012005-11-10 14:26:48 +000020#include <linux/kernel.h>
21#include <linux/init.h>
Andrzej Zaborowskic3695012006-12-06 17:13:51 -080022#include <linux/input.h>
Tony Lindgren3179a012005-11-10 14:26:48 +000023#include <linux/platform_device.h>
Andrzej Zaborowskic3695012006-12-06 17:13:51 -080024#include <linux/mtd/mtd.h>
25#include <linux/mtd/partitions.h>
Ladislav Michl561b0362010-02-15 10:03:32 -080026#include <linux/mtd/physmap.h>
Andrzej Zaborowskic3695012006-12-06 17:13:51 -080027#include <linux/spi/spi.h>
Andrzej Zaborowskic3695012006-12-06 17:13:51 -080028#include <linux/interrupt.h>
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -080029#include <linux/apm-emulation.h>
Tomi Valkeinenddba6c72011-09-20 15:23:13 +030030#include <linux/omapfb.h>
Tony Lindgren3179a012005-11-10 14:26:48 +000031
Tony Lindgren3179a012005-11-10 14:26:48 +000032#include <asm/mach-types.h>
33#include <asm/mach/arch.h>
34#include <asm/mach/map.h>
35
Ladislav Michl561b0362010-02-15 10:03:32 -080036#include <plat/flash.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070037#include <plat/mux.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070038#include <plat/tc.h>
39#include <plat/dma.h>
40#include <plat/board.h>
41#include <plat/irda.h>
42#include <plat/keypad.h>
Tony Lindgren2e3ee9f2012-02-24 10:34:34 -080043
44#include <mach/hardware.h>
Tony Lindgrenb924b202012-06-04 00:56:15 -070045#include <mach/usb.h>
Tony Lindgren2e3ee9f2012-02-24 10:34:34 -080046
Tony Lindgren4e653312011-11-10 22:45:17 +010047#include "common.h"
Tony Lindgren3179a012005-11-10 14:26:48 +000048
Tony Lindgrenb2830812009-03-23 18:07:35 -070049#define PALMTE_USBDETECT_GPIO 0
50#define PALMTE_USB_OR_DC_GPIO 1
51#define PALMTE_TSC_GPIO 4
52#define PALMTE_PINTDAV_GPIO 6
53#define PALMTE_MMC_WP_GPIO 8
54#define PALMTE_MMC_POWER_GPIO 9
55#define PALMTE_HDQ_GPIO 11
56#define PALMTE_HEADPHONES_GPIO 14
57#define PALMTE_SPEAKER_GPIO 15
58#define PALMTE_DC_GPIO OMAP_MPUIO(2)
59#define PALMTE_MMC_SWITCH_GPIO OMAP_MPUIO(4)
60#define PALMTE_MMC1_GPIO OMAP_MPUIO(6)
61#define PALMTE_MMC2_GPIO OMAP_MPUIO(7)
62#define PALMTE_MMC3_GPIO OMAP_MPUIO(11)
63
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000064static const unsigned int palmte_keymap[] = {
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -080065 KEY(0, 0, KEY_F1), /* Calendar */
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000066 KEY(1, 0, KEY_F2), /* Contacts */
67 KEY(2, 0, KEY_F3), /* Tasks List */
68 KEY(3, 0, KEY_F4), /* Note Pad */
69 KEY(4, 0, KEY_POWER),
70 KEY(0, 1, KEY_LEFT),
Andrzej Zaborowskic3695012006-12-06 17:13:51 -080071 KEY(1, 1, KEY_DOWN),
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000072 KEY(2, 1, KEY_UP),
73 KEY(3, 1, KEY_RIGHT),
74 KEY(4, 1, KEY_ENTER),
75};
76
77static const struct matrix_keymap_data palmte_keymap_data = {
78 .keymap = palmte_keymap,
79 .keymap_size = ARRAY_SIZE(palmte_keymap),
Andrzej Zaborowskic3695012006-12-06 17:13:51 -080080};
81
82static struct omap_kp_platform_data palmte_kp_data = {
83 .rows = 8,
84 .cols = 8,
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000085 .keymap_data = &palmte_keymap_data,
86 .rep = true,
Andrzej Zaborowskic3695012006-12-06 17:13:51 -080087 .delay = 12,
88};
89
90static struct resource palmte_kp_resources[] = {
91 [0] = {
92 .start = INT_KEYBOARD,
93 .end = INT_KEYBOARD,
94 .flags = IORESOURCE_IRQ,
95 },
96};
97
98static struct platform_device palmte_kp_device = {
99 .name = "omap-keypad",
100 .id = -1,
101 .dev = {
102 .platform_data = &palmte_kp_data,
103 },
104 .num_resources = ARRAY_SIZE(palmte_kp_resources),
105 .resource = palmte_kp_resources,
106};
107
108static struct mtd_partition palmte_rom_partitions[] = {
109 /* PalmOS "Small ROM", contains the bootloader and the debugger */
110 {
111 .name = "smallrom",
112 .offset = 0,
113 .size = 0xa000,
114 .mask_flags = MTD_WRITEABLE,
115 },
116 /* PalmOS "Big ROM", a filesystem with all the OS code and data */
117 {
118 .name = "bigrom",
119 .offset = SZ_128K,
120 /*
121 * 0x5f0000 bytes big in the multi-language ("EFIGS") version,
122 * 0x7b0000 bytes in the English-only ("enUS") version.
123 */
124 .size = 0x7b0000,
125 .mask_flags = MTD_WRITEABLE,
126 },
127};
128
Ladislav Michl561b0362010-02-15 10:03:32 -0800129static struct physmap_flash_data palmte_rom_data = {
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800130 .width = 2,
Ladislav Michl561b0362010-02-15 10:03:32 -0800131 .set_vpp = omap1_set_vpp,
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800132 .parts = palmte_rom_partitions,
133 .nr_parts = ARRAY_SIZE(palmte_rom_partitions),
134};
135
136static struct resource palmte_rom_resource = {
137 .start = OMAP_CS0_PHYS,
138 .end = OMAP_CS0_PHYS + SZ_8M - 1,
139 .flags = IORESOURCE_MEM,
140};
141
142static struct platform_device palmte_rom_device = {
Ladislav Michl561b0362010-02-15 10:03:32 -0800143 .name = "physmap-flash",
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800144 .id = -1,
145 .dev = {
146 .platform_data = &palmte_rom_data,
147 },
148 .num_resources = 1,
149 .resource = &palmte_rom_resource,
150};
151
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100152static struct platform_device palmte_lcd_device = {
153 .name = "lcd_palmte",
154 .id = -1,
155};
156
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800157static struct omap_backlight_config palmte_backlight_config = {
158 .default_intensity = 0xa0,
159};
160
161static struct platform_device palmte_backlight_device = {
162 .name = "omap-bl",
163 .id = -1,
164 .dev = {
165 .platform_data = &palmte_backlight_config,
166 },
167};
168
169static struct omap_irda_config palmte_irda_config = {
170 .transceiver_cap = IR_SIRMODE,
171 .rx_channel = OMAP_DMA_UART3_RX,
172 .tx_channel = OMAP_DMA_UART3_TX,
173 .dest_start = UART3_THR,
174 .src_start = UART3_RHR,
175 .tx_trigger = 0,
176 .rx_trigger = 0,
177};
178
179static struct resource palmte_irda_resources[] = {
180 [0] = {
181 .start = INT_UART3,
182 .end = INT_UART3,
183 .flags = IORESOURCE_IRQ,
184 },
185};
186
187static struct platform_device palmte_irda_device = {
188 .name = "omapirda",
189 .id = -1,
190 .dev = {
191 .platform_data = &palmte_irda_config,
192 },
193 .num_resources = ARRAY_SIZE(palmte_irda_resources),
194 .resource = palmte_irda_resources,
195};
196
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -0800197static struct platform_device *palmte_devices[] __initdata = {
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800198 &palmte_rom_device,
199 &palmte_kp_device,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100200 &palmte_lcd_device,
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800201 &palmte_backlight_device,
202 &palmte_irda_device,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100203};
204
Tony Lindgren3179a012005-11-10 14:26:48 +0000205static struct omap_usb_config palmte_usb_config __initdata = {
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800206 .register_dev = 1, /* Mini-B only receptacle */
Tony Lindgren3179a012005-11-10 14:26:48 +0000207 .hmc_mode = 0,
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800208 .pins[0] = 2,
Tony Lindgren3179a012005-11-10 14:26:48 +0000209};
210
Tony Lindgren3179a012005-11-10 14:26:48 +0000211static struct omap_lcd_config palmte_lcd_config __initdata = {
Tony Lindgren3179a012005-11-10 14:26:48 +0000212 .ctrl_name = "internal",
213};
214
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800215static struct spi_board_info palmte_spi_info[] __initdata = {
216 {
217 .modalias = "tsc2102",
218 .bus_num = 2, /* uWire (officially) */
219 .chip_select = 0, /* As opposed to 3 */
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800220 .max_speed_hz = 8000000,
221 },
222};
223
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -0800224static void __init palmte_misc_gpio_setup(void)
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800225{
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -0800226 /* Set TSC2102 PINTDAV pin as input (used by TSC2102 driver) */
Jarkko Nikulaf2d18fe2008-12-10 17:35:30 -0800227 if (gpio_request(PALMTE_PINTDAV_GPIO, "TSC2102 PINTDAV") < 0) {
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800228 printk(KERN_ERR "Could not reserve PINTDAV GPIO!\n");
229 return;
230 }
David Brownell40e39252008-12-10 17:35:26 -0800231 gpio_direction_input(PALMTE_PINTDAV_GPIO);
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800232
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -0800233 /* Set USB-or-DC-IN pin as input (unused) */
Jarkko Nikulaf2d18fe2008-12-10 17:35:30 -0800234 if (gpio_request(PALMTE_USB_OR_DC_GPIO, "USB/DC-IN") < 0) {
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800235 printk(KERN_ERR "Could not reserve cable signal GPIO!\n");
236 return;
237 }
David Brownell40e39252008-12-10 17:35:26 -0800238 gpio_direction_input(PALMTE_USB_OR_DC_GPIO);
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800239}
240
241static void __init omap_palmte_init(void)
Tony Lindgren3179a012005-11-10 14:26:48 +0000242{
Janusz Krzysztofikc33da3a2009-10-22 14:47:42 -0700243 /* mux pins for uarts */
244 omap_cfg_reg(UART1_TX);
245 omap_cfg_reg(UART1_RTS);
246 omap_cfg_reg(UART2_TX);
247 omap_cfg_reg(UART2_RTS);
248 omap_cfg_reg(UART3_TX);
249 omap_cfg_reg(UART3_RX);
250
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -0800251 platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices));
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800252
Tarun Kanti DebBarma46a0a542012-03-29 08:41:01 -0700253 palmte_spi_info[0].irq = gpio_to_irq(PALMTE_PINTDAV_GPIO);
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800254 spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info));
Andrzej Zaborowskid7730cc2006-12-07 17:13:51 -0800255 palmte_misc_gpio_setup();
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800256 omap_serial_init();
Tony Lindgrendd0cdd82010-07-05 16:31:30 +0300257 omap1_usb_init(&palmte_usb_config);
Jarkko Nikula1ed16a82007-11-07 06:54:32 +0200258 omap_register_i2c_bus(1, 100, NULL, 0);
Tomi Valkeinenddba6c72011-09-20 15:23:13 +0300259
260 omapfb_set_lcd_config(&palmte_lcd_config);
Tony Lindgren3179a012005-11-10 14:26:48 +0000261}
262
Tony Lindgren3179a012005-11-10 14:26:48 +0000263MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E")
Nicolas Pitre246e3892011-07-05 22:38:15 -0400264 .atag_offset = 0x100,
Tony Lindgren7b88e622011-10-05 15:14:02 -0700265 .map_io = omap15xx_map_io,
266 .init_early = omap1_init_early,
Russell King71ee7da2010-05-23 10:18:16 +0100267 .reserve = omap_reserve,
Tony Lindgren7b88e622011-10-05 15:14:02 -0700268 .init_irq = omap1_init_irq,
Andrzej Zaborowskic3695012006-12-06 17:13:51 -0800269 .init_machine = omap_palmte_init,
Shawn Guo82c3bd02012-04-26 13:49:29 +0800270 .init_late = omap1_init_late,
Tony Lindgrene74984e2011-03-29 15:54:48 -0700271 .timer = &omap1_timer,
Russell Kingbaa95882011-11-05 17:06:28 +0000272 .restart = omap1_restart,
Tony Lindgren3179a012005-11-10 14:26:48 +0000273MACHINE_END