blob: 5469ce247ffe913a31e7a61d82a4a94aafc59362 [file] [log] [blame]
Tony Lindgren9b6553c2006-04-02 17:46:30 +01001/*
2 * linux/arch/arm/mach-omap1/board-nokia770.c
3 *
4 * Modified from board-generic.c
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/kernel.h>
12#include <linux/init.h>
Matthias Kaehlcked41d2192008-06-09 16:24:08 -070013#include <linux/mutex.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010014#include <linux/platform_device.h>
15#include <linux/input.h>
16#include <linux/clk.h>
Tomi Valkeinen91773a02009-08-03 15:06:36 +030017#include <linux/omapfb.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010018
19#include <linux/spi/spi.h>
20#include <linux/spi/ads7846.h>
Dirk Behme19350612007-01-25 16:29:42 -080021#include <linux/workqueue.h>
22#include <linux/delay.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010023
Russell Kinga09e64f2008-08-05 16:14:15 +010024#include <mach/hardware.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010025#include <asm/mach-types.h>
26#include <asm/mach/arch.h>
27#include <asm/mach/map.h>
28
Russell Kinga09e64f2008-08-05 16:14:15 +010029#include <mach/gpio.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070030#include <plat/mux.h>
31#include <plat/usb.h>
32#include <plat/board.h>
33#include <plat/keypad.h>
34#include <plat/common.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070035#include <plat/hwa742.h>
36#include <plat/lcd_mipid.h>
37#include <plat/mmc.h>
38#include <plat/clock.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010039
Imre Deak06767fb2007-03-06 18:20:00 +020040#define ADS7846_PENDOWN_GPIO 15
41
Tony Lindgren9b6553c2006-04-02 17:46:30 +010042static void __init omap_nokia770_init_irq(void)
43{
44 /* On Nokia 770, the SleepX signal is masked with an
45 * MPUIO line by default. It has to be unmasked for it
46 * to become functional */
47
48 /* SleepX mask direction */
49 omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008);
50 /* Unmask SleepX signal */
51 omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004);
52
53 omap1_init_common_hw();
Tony Lindgren741e3a82011-05-17 03:51:26 -070054 omap1_init_irq();
Tony Lindgren9b6553c2006-04-02 17:46:30 +010055}
56
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000057static const unsigned int nokia770_keymap[] = {
58 KEY(1, 0, GROUP_0 | KEY_UP),
59 KEY(2, 0, GROUP_1 | KEY_F5),
60 KEY(0, 1, GROUP_0 | KEY_LEFT),
Tony Lindgren9b6553c2006-04-02 17:46:30 +010061 KEY(1, 1, GROUP_0 | KEY_ENTER),
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000062 KEY(2, 1, GROUP_0 | KEY_RIGHT),
63 KEY(0, 2, GROUP_1 | KEY_ESC),
64 KEY(1, 2, GROUP_0 | KEY_DOWN),
Tony Lindgren9b6553c2006-04-02 17:46:30 +010065 KEY(2, 2, GROUP_1 | KEY_F4),
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000066 KEY(0, 3, GROUP_2 | KEY_F7),
67 KEY(1, 3, GROUP_2 | KEY_F8),
68 KEY(2, 3, GROUP_2 | KEY_F6),
Tony Lindgren9b6553c2006-04-02 17:46:30 +010069};
70
71static struct resource nokia770_kp_resources[] = {
72 [0] = {
73 .start = INT_KEYBOARD,
74 .end = INT_KEYBOARD,
75 .flags = IORESOURCE_IRQ,
76 },
77};
78
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000079static const struct matrix_keymap_data nokia770_keymap_data = {
80 .keymap = nokia770_keymap,
81 .keymap_size = ARRAY_SIZE(nokia770_keymap),
82};
83
Tony Lindgren9b6553c2006-04-02 17:46:30 +010084static struct omap_kp_platform_data nokia770_kp_data = {
Komal Shah4d246072006-09-29 01:59:20 -070085 .rows = 8,
86 .cols = 8,
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000087 .keymap_data = &nokia770_keymap_data,
Komal Shah4d246072006-09-29 01:59:20 -070088 .delay = 4,
Tony Lindgren9b6553c2006-04-02 17:46:30 +010089};
90
91static struct platform_device nokia770_kp_device = {
92 .name = "omap-keypad",
93 .id = -1,
94 .dev = {
95 .platform_data = &nokia770_kp_data,
96 },
97 .num_resources = ARRAY_SIZE(nokia770_kp_resources),
98 .resource = nokia770_kp_resources,
99};
100
101static struct platform_device *nokia770_devices[] __initdata = {
Tony Lindgrena5246262006-12-07 13:58:17 -0800102 &nokia770_kp_device,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100103};
104
Imre Deak06767fb2007-03-06 18:20:00 +0200105static void mipid_shutdown(struct mipid_platform_data *pdata)
106{
107 if (pdata->nreset_gpio != -1) {
108 printk(KERN_INFO "shutdown LCD\n");
David Brownell0b84b5c2008-12-10 17:35:25 -0800109 gpio_set_value(pdata->nreset_gpio, 0);
Imre Deak06767fb2007-03-06 18:20:00 +0200110 msleep(120);
111 }
112}
113
114static struct mipid_platform_data nokia770_mipid_platform_data = {
115 .shutdown = mipid_shutdown,
116};
117
Uwe Kleine-König29ab3c72011-02-09 21:40:07 +0100118static void __init mipid_dev_init(void)
Imre Deak06767fb2007-03-06 18:20:00 +0200119{
120 const struct omap_lcd_config *conf;
121
122 conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
123 if (conf != NULL) {
124 nokia770_mipid_platform_data.nreset_gpio = conf->nreset_gpio;
125 nokia770_mipid_platform_data.data_lines = conf->data_lines;
126 }
127}
128
Uwe Kleine-König29ab3c72011-02-09 21:40:07 +0100129static void __init ads7846_dev_init(void)
Imre Deak06767fb2007-03-06 18:20:00 +0200130{
Jarkko Nikulaf2d18fe2008-12-10 17:35:30 -0800131 if (gpio_request(ADS7846_PENDOWN_GPIO, "ADS7846 pendown") < 0)
Imre Deak06767fb2007-03-06 18:20:00 +0200132 printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
133}
134
135static int ads7846_get_pendown_state(void)
136{
David Brownell0b84b5c2008-12-10 17:35:25 -0800137 return !gpio_get_value(ADS7846_PENDOWN_GPIO);
Imre Deak06767fb2007-03-06 18:20:00 +0200138}
139
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100140static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = {
141 .x_max = 0x0fff,
142 .y_max = 0x0fff,
143 .x_plate_ohms = 180,
144 .pressure_max = 255,
145 .debounce_max = 10,
146 .debounce_tol = 3,
Imre Deak06767fb2007-03-06 18:20:00 +0200147 .debounce_rep = 1,
148 .get_pendown_state = ads7846_get_pendown_state,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100149};
150
151static struct spi_board_info nokia770_spi_board_info[] __initdata = {
152 [0] = {
Tony Lindgrena5246262006-12-07 13:58:17 -0800153 .modalias = "lcd_mipid",
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100154 .bus_num = 2,
155 .chip_select = 3,
156 .max_speed_hz = 12000000,
Imre Deak06767fb2007-03-06 18:20:00 +0200157 .platform_data = &nokia770_mipid_platform_data,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100158 },
159 [1] = {
160 .modalias = "ads7846",
161 .bus_num = 2,
162 .chip_select = 0,
163 .max_speed_hz = 2500000,
164 .irq = OMAP_GPIO_IRQ(15),
165 .platform_data = &nokia770_ads7846_platform_data,
166 },
167};
168
Andrew de Quincey088962c2009-05-28 14:03:31 -0700169static struct hwa742_platform_data nokia770_hwa742_platform_data = {
170 .te_connected = 1,
171};
172
Uwe Kleine-König29ab3c72011-02-09 21:40:07 +0100173static void __init hwa742_dev_init(void)
Andrew de Quincey088962c2009-05-28 14:03:31 -0700174{
175 clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL);
176 omapfb_set_ctrl_platform_data(&nokia770_hwa742_platform_data);
177}
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100178
179/* assume no Mini-AB port */
180
181static struct omap_usb_config nokia770_usb_config __initdata = {
182 .otg = 1,
183 .register_host = 1,
184 .register_dev = 1,
185 .hmc_mode = 16,
186 .pins[0] = 6,
187};
188
Tony Lindgrend8874662008-12-10 17:37:16 -0800189#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
190
191#define NOKIA770_GPIO_MMC_POWER 41
192#define NOKIA770_GPIO_MMC_SWITCH 23
193
194static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on,
195 int vdd)
196{
Ladislav Michlbac5b292009-04-23 11:10:48 -0700197 gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on);
Tony Lindgrend8874662008-12-10 17:37:16 -0800198 return 0;
199}
200
201static int nokia770_mmc_get_cover_state(struct device *dev, int slot)
202{
203 return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH);
204}
205
206static struct omap_mmc_platform_data nokia770_mmc2_data = {
207 .nr_slots = 1,
208 .dma_mask = 0xffffffff,
Andrew de Quinceye4d24ec2009-06-23 13:30:21 +0300209 .max_freq = 12000000,
Tony Lindgrend8874662008-12-10 17:37:16 -0800210 .slots[0] = {
211 .set_power = nokia770_mmc_set_power,
212 .get_cover_state = nokia770_mmc_get_cover_state,
Andrew de Quinceye4d24ec2009-06-23 13:30:21 +0300213 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
Tony Lindgrend8874662008-12-10 17:37:16 -0800214 .name = "mmcblk",
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100215 },
216};
217
Tony Lindgrend8874662008-12-10 17:37:16 -0800218static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC];
219
220static void __init nokia770_mmc_init(void)
221{
222 int ret;
223
224 ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power");
225 if (ret < 0)
226 return;
227 gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0);
228
229 ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover");
230 if (ret < 0) {
231 gpio_free(NOKIA770_GPIO_MMC_POWER);
232 return;
233 }
234 gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH);
235
236 /* Only the second MMC controller is used */
237 nokia770_mmc_data[1] = &nokia770_mmc2_data;
238 omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC);
239}
240
241#else
242static inline void nokia770_mmc_init(void)
243{
244}
245#endif
246
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100247static void __init omap_nokia770_init(void)
248{
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100249 platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices));
250 spi_register_board_info(nokia770_spi_board_info,
251 ARRAY_SIZE(nokia770_spi_board_info));
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100252 omap_serial_init();
Jarkko Nikula1ed16a82007-11-07 06:54:32 +0200253 omap_register_i2c_bus(1, 100, NULL, 0);
Andrew de Quincey088962c2009-05-28 14:03:31 -0700254 hwa742_dev_init();
Imre Deak06767fb2007-03-06 18:20:00 +0200255 ads7846_dev_init();
256 mipid_dev_init();
Tony Lindgrendd0cdd82010-07-05 16:31:30 +0300257 omap1_usb_init(&nokia770_usb_config);
Tony Lindgrend8874662008-12-10 17:37:16 -0800258 nokia770_mmc_init();
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100259}
260
261static void __init omap_nokia770_map_io(void)
262{
263 omap1_map_common_io();
264}
265
266MACHINE_START(NOKIA770, "Nokia 770")
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100267 .boot_params = 0x10000100,
268 .map_io = omap_nokia770_map_io,
Russell King71ee7da2010-05-23 10:18:16 +0100269 .reserve = omap_reserve,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100270 .init_irq = omap_nokia770_init_irq,
271 .init_machine = omap_nokia770_init,
Tony Lindgrene74984e2011-03-29 15:54:48 -0700272 .timer = &omap1_timer,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100273MACHINE_END