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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 */
Russell King2d34e502015-03-09 11:03:00 +000010#include <linux/clkdev.h>
Aaro Koskinene496efd2012-12-19 23:41:01 +020011#include <linux/irq.h>
Russell King2f8163b2011-07-26 10:53:52 +010012#include <linux/gpio.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010013#include <linux/kernel.h>
14#include <linux/init.h>
Matthias Kaehlcked41d2192008-06-09 16:24:08 -070015#include <linux/mutex.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010016#include <linux/platform_device.h>
17#include <linux/input.h>
Tomi Valkeinen91773a02009-08-03 15:06:36 +030018#include <linux/omapfb.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010019
20#include <linux/spi/spi.h>
21#include <linux/spi/ads7846.h>
Dirk Behme19350612007-01-25 16:29:42 -080022#include <linux/workqueue.h>
23#include <linux/delay.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010024
Arnd Bergmann22037472012-08-24 15:21:06 +020025#include <linux/platform_data/keypad-omap.h>
26#include <linux/platform_data/lcd-mipid.h>
Aaro Koskinene496efd2012-12-19 23:41:01 +020027#include <linux/platform_data/gpio-omap.h>
28#include <linux/platform_data/i2c-cbus-gpio.h>
Arnd Bergmann22037472012-08-24 15:21:06 +020029
Tony Lindgren9b6553c2006-04-02 17:46:30 +010030#include <asm/mach-types.h>
31#include <asm/mach/arch.h>
32#include <asm/mach/map.h>
33
Tony Lindgren70c494c2012-09-19 10:46:56 -070034#include <mach/mux.h>
Tony Lindgren9b6553c2006-04-02 17:46:30 +010035
Tony Lindgren2e3ee9f2012-02-24 10:34:34 -080036#include <mach/hardware.h>
Tony Lindgrenb924b202012-06-04 00:56:15 -070037#include <mach/usb.h>
Tony Lindgren2e3ee9f2012-02-24 10:34:34 -080038
39#include "common.h"
Paul Walmsleya135eaa2012-09-27 10:33:34 -060040#include "clock.h"
Tony Lindgren68f39e72012-10-15 12:09:43 -070041#include "mmc.h"
Tony Lindgren2e3ee9f2012-02-24 10:34:34 -080042
Imre Deak06767fb2007-03-06 18:20:00 +020043#define ADS7846_PENDOWN_GPIO 15
44
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000045static const unsigned int nokia770_keymap[] = {
46 KEY(1, 0, GROUP_0 | KEY_UP),
47 KEY(2, 0, GROUP_1 | KEY_F5),
48 KEY(0, 1, GROUP_0 | KEY_LEFT),
Tony Lindgren9b6553c2006-04-02 17:46:30 +010049 KEY(1, 1, GROUP_0 | KEY_ENTER),
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000050 KEY(2, 1, GROUP_0 | KEY_RIGHT),
51 KEY(0, 2, GROUP_1 | KEY_ESC),
52 KEY(1, 2, GROUP_0 | KEY_DOWN),
Tony Lindgren9b6553c2006-04-02 17:46:30 +010053 KEY(2, 2, GROUP_1 | KEY_F4),
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000054 KEY(0, 3, GROUP_2 | KEY_F7),
55 KEY(1, 3, GROUP_2 | KEY_F8),
56 KEY(2, 3, GROUP_2 | KEY_F6),
Tony Lindgren9b6553c2006-04-02 17:46:30 +010057};
58
59static struct resource nokia770_kp_resources[] = {
60 [0] = {
61 .start = INT_KEYBOARD,
62 .end = INT_KEYBOARD,
63 .flags = IORESOURCE_IRQ,
64 },
65};
66
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000067static const struct matrix_keymap_data nokia770_keymap_data = {
68 .keymap = nokia770_keymap,
69 .keymap_size = ARRAY_SIZE(nokia770_keymap),
70};
71
Tony Lindgren9b6553c2006-04-02 17:46:30 +010072static struct omap_kp_platform_data nokia770_kp_data = {
Komal Shah4d246072006-09-29 01:59:20 -070073 .rows = 8,
74 .cols = 8,
Janusz Krzysztofikda1f0262010-12-20 21:09:22 +000075 .keymap_data = &nokia770_keymap_data,
Komal Shah4d246072006-09-29 01:59:20 -070076 .delay = 4,
Tony Lindgren9b6553c2006-04-02 17:46:30 +010077};
78
79static struct platform_device nokia770_kp_device = {
80 .name = "omap-keypad",
81 .id = -1,
82 .dev = {
83 .platform_data = &nokia770_kp_data,
84 },
85 .num_resources = ARRAY_SIZE(nokia770_kp_resources),
86 .resource = nokia770_kp_resources,
87};
88
89static struct platform_device *nokia770_devices[] __initdata = {
Tony Lindgrena5246262006-12-07 13:58:17 -080090 &nokia770_kp_device,
Tony Lindgren9b6553c2006-04-02 17:46:30 +010091};
92
Imre Deak06767fb2007-03-06 18:20:00 +020093static void mipid_shutdown(struct mipid_platform_data *pdata)
94{
95 if (pdata->nreset_gpio != -1) {
96 printk(KERN_INFO "shutdown LCD\n");
David Brownell0b84b5c2008-12-10 17:35:25 -080097 gpio_set_value(pdata->nreset_gpio, 0);
Imre Deak06767fb2007-03-06 18:20:00 +020098 msleep(120);
99 }
100}
101
102static struct mipid_platform_data nokia770_mipid_platform_data = {
103 .shutdown = mipid_shutdown,
104};
105
Tomi Valkeinenddba6c72011-09-20 15:23:13 +0300106static struct omap_lcd_config nokia770_lcd_config __initdata = {
107 .ctrl_name = "hwa742",
108};
109
Uwe Kleine-König29ab3c72011-02-09 21:40:07 +0100110static void __init mipid_dev_init(void)
Imre Deak06767fb2007-03-06 18:20:00 +0200111{
Tomi Valkeinenddba6c72011-09-20 15:23:13 +0300112 nokia770_mipid_platform_data.nreset_gpio = 13;
113 nokia770_mipid_platform_data.data_lines = 16;
Imre Deak06767fb2007-03-06 18:20:00 +0200114
Tomi Valkeinenddba6c72011-09-20 15:23:13 +0300115 omapfb_set_lcd_config(&nokia770_lcd_config);
Imre Deak06767fb2007-03-06 18:20:00 +0200116}
117
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100118static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = {
119 .x_max = 0x0fff,
120 .y_max = 0x0fff,
121 .x_plate_ohms = 180,
122 .pressure_max = 255,
123 .debounce_max = 10,
124 .debounce_tol = 3,
Imre Deak06767fb2007-03-06 18:20:00 +0200125 .debounce_rep = 1,
Dmitry Torokhov506ee552012-11-20 00:26:17 -0800126 .gpio_pendown = ADS7846_PENDOWN_GPIO,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100127};
128
129static struct spi_board_info nokia770_spi_board_info[] __initdata = {
130 [0] = {
Tony Lindgrena5246262006-12-07 13:58:17 -0800131 .modalias = "lcd_mipid",
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100132 .bus_num = 2,
133 .chip_select = 3,
134 .max_speed_hz = 12000000,
Imre Deak06767fb2007-03-06 18:20:00 +0200135 .platform_data = &nokia770_mipid_platform_data,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100136 },
137 [1] = {
138 .modalias = "ads7846",
139 .bus_num = 2,
140 .chip_select = 0,
141 .max_speed_hz = 2500000,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100142 .platform_data = &nokia770_ads7846_platform_data,
143 },
144};
145
Uwe Kleine-König29ab3c72011-02-09 21:40:07 +0100146static void __init hwa742_dev_init(void)
Andrew de Quincey088962c2009-05-28 14:03:31 -0700147{
148 clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL);
Andrew de Quincey088962c2009-05-28 14:03:31 -0700149}
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100150
151/* assume no Mini-AB port */
152
153static struct omap_usb_config nokia770_usb_config __initdata = {
154 .otg = 1,
155 .register_host = 1,
156 .register_dev = 1,
157 .hmc_mode = 16,
158 .pins[0] = 6,
Aaro Koskinen8c5cb1a2014-02-08 15:48:55 +0200159 .extcon = "tahvo-usb",
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100160};
161
Tony Lindgrend8874662008-12-10 17:37:16 -0800162#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
163
164#define NOKIA770_GPIO_MMC_POWER 41
165#define NOKIA770_GPIO_MMC_SWITCH 23
166
167static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on,
168 int vdd)
169{
Ladislav Michlbac5b292009-04-23 11:10:48 -0700170 gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on);
Tony Lindgrend8874662008-12-10 17:37:16 -0800171 return 0;
172}
173
174static int nokia770_mmc_get_cover_state(struct device *dev, int slot)
175{
176 return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH);
177}
178
179static struct omap_mmc_platform_data nokia770_mmc2_data = {
180 .nr_slots = 1,
Andrew de Quinceye4d24ec2009-06-23 13:30:21 +0300181 .max_freq = 12000000,
Tony Lindgrend8874662008-12-10 17:37:16 -0800182 .slots[0] = {
183 .set_power = nokia770_mmc_set_power,
184 .get_cover_state = nokia770_mmc_get_cover_state,
Andrew de Quinceye4d24ec2009-06-23 13:30:21 +0300185 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
Tony Lindgrend8874662008-12-10 17:37:16 -0800186 .name = "mmcblk",
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100187 },
188};
189
Tony Lindgrend8874662008-12-10 17:37:16 -0800190static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC];
191
192static void __init nokia770_mmc_init(void)
193{
194 int ret;
195
196 ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power");
197 if (ret < 0)
198 return;
199 gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0);
200
201 ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover");
202 if (ret < 0) {
203 gpio_free(NOKIA770_GPIO_MMC_POWER);
204 return;
205 }
206 gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH);
207
208 /* Only the second MMC controller is used */
209 nokia770_mmc_data[1] = &nokia770_mmc2_data;
210 omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC);
211}
212
213#else
214static inline void nokia770_mmc_init(void)
215{
216}
217#endif
218
Aaro Koskinene496efd2012-12-19 23:41:01 +0200219#if defined(CONFIG_I2C_CBUS_GPIO) || defined(CONFIG_I2C_CBUS_GPIO_MODULE)
220static struct i2c_cbus_platform_data nokia770_cbus_data = {
221 .clk_gpio = OMAP_MPUIO(9),
222 .dat_gpio = OMAP_MPUIO(10),
223 .sel_gpio = OMAP_MPUIO(11),
224};
225
226static struct platform_device nokia770_cbus_device = {
227 .name = "i2c-cbus-gpio",
228 .id = 2,
229 .dev = {
230 .platform_data = &nokia770_cbus_data,
231 },
232};
233
234static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = {
235 {
236 I2C_BOARD_INFO("retu-mfd", 0x01),
237 },
Aaro Koskinena4b13a32013-06-16 16:35:12 +0300238 {
239 I2C_BOARD_INFO("tahvo-mfd", 0x02),
240 },
Aaro Koskinene496efd2012-12-19 23:41:01 +0200241};
242
243static void __init nokia770_cbus_init(void)
244{
245 const int retu_irq_gpio = 62;
Aaro Koskinena4b13a32013-06-16 16:35:12 +0300246 const int tahvo_irq_gpio = 40;
Aaro Koskinene496efd2012-12-19 23:41:01 +0200247
248 if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ"))
249 return;
Aaro Koskinena4b13a32013-06-16 16:35:12 +0300250 if (gpio_request_one(tahvo_irq_gpio, GPIOF_IN, "Tahvo IRQ")) {
251 gpio_free(retu_irq_gpio);
252 return;
253 }
Aaro Koskinene496efd2012-12-19 23:41:01 +0200254 irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING);
Aaro Koskinena4b13a32013-06-16 16:35:12 +0300255 irq_set_irq_type(gpio_to_irq(tahvo_irq_gpio), IRQ_TYPE_EDGE_RISING);
Aaro Koskinene496efd2012-12-19 23:41:01 +0200256 nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio);
Aaro Koskinena4b13a32013-06-16 16:35:12 +0300257 nokia770_i2c_board_info_2[1].irq = gpio_to_irq(tahvo_irq_gpio);
Aaro Koskinene496efd2012-12-19 23:41:01 +0200258 i2c_register_board_info(2, nokia770_i2c_board_info_2,
259 ARRAY_SIZE(nokia770_i2c_board_info_2));
260 platform_device_register(&nokia770_cbus_device);
261}
262#else /* CONFIG_I2C_CBUS_GPIO */
263static void __init nokia770_cbus_init(void)
264{
265}
266#endif /* CONFIG_I2C_CBUS_GPIO */
267
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100268static void __init omap_nokia770_init(void)
269{
Tony Lindgren7b88e622011-10-05 15:14:02 -0700270 /* On Nokia 770, the SleepX signal is masked with an
271 * MPUIO line by default. It has to be unmasked for it
272 * to become functional */
273
274 /* SleepX mask direction */
275 omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008);
276 /* Unmask SleepX signal */
277 omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004);
278
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100279 platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices));
Tarun Kanti DebBarma46a0a542012-03-29 08:41:01 -0700280 nokia770_spi_board_info[1].irq = gpio_to_irq(15);
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100281 spi_register_board_info(nokia770_spi_board_info,
282 ARRAY_SIZE(nokia770_spi_board_info));
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100283 omap_serial_init();
Jarkko Nikula1ed16a82007-11-07 06:54:32 +0200284 omap_register_i2c_bus(1, 100, NULL, 0);
Andrew de Quincey088962c2009-05-28 14:03:31 -0700285 hwa742_dev_init();
Imre Deak06767fb2007-03-06 18:20:00 +0200286 mipid_dev_init();
Tony Lindgrendd0cdd82010-07-05 16:31:30 +0300287 omap1_usb_init(&nokia770_usb_config);
Tony Lindgrend8874662008-12-10 17:37:16 -0800288 nokia770_mmc_init();
Aaro Koskinene496efd2012-12-19 23:41:01 +0200289 nokia770_cbus_init();
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100290}
291
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100292MACHINE_START(NOKIA770, "Nokia 770")
Nicolas Pitre246e3892011-07-05 22:38:15 -0400293 .atag_offset = 0x100,
Tony Lindgren7b88e622011-10-05 15:14:02 -0700294 .map_io = omap16xx_map_io,
295 .init_early = omap1_init_early,
Tony Lindgren7b88e622011-10-05 15:14:02 -0700296 .init_irq = omap1_init_irq,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100297 .init_machine = omap_nokia770_init,
Shawn Guo82c3bd02012-04-26 13:49:29 +0800298 .init_late = omap1_init_late,
Stephen Warren6bb27d72012-11-08 12:40:59 -0700299 .init_time = omap1_timer_init,
Russell Kingbaa95882011-11-05 17:06:28 +0000300 .restart = omap1_restart,
Tony Lindgren9b6553c2006-04-02 17:46:30 +0100301MACHINE_END