Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 1 | /* |
| 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 King | 2f8163b | 2011-07-26 10:53:52 +0100 | [diff] [blame] | 10 | #include <linux/gpio.h> |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 11 | #include <linux/kernel.h> |
| 12 | #include <linux/init.h> |
Matthias Kaehlcke | d41d219 | 2008-06-09 16:24:08 -0700 | [diff] [blame] | 13 | #include <linux/mutex.h> |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 14 | #include <linux/platform_device.h> |
| 15 | #include <linux/input.h> |
| 16 | #include <linux/clk.h> |
Tomi Valkeinen | 91773a0 | 2009-08-03 15:06:36 +0300 | [diff] [blame] | 17 | #include <linux/omapfb.h> |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 18 | |
| 19 | #include <linux/spi/spi.h> |
| 20 | #include <linux/spi/ads7846.h> |
Dirk Behme | 1935061 | 2007-01-25 16:29:42 -0800 | [diff] [blame] | 21 | #include <linux/workqueue.h> |
| 22 | #include <linux/delay.h> |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 23 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 24 | #include <mach/hardware.h> |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 25 | #include <asm/mach-types.h> |
| 26 | #include <asm/mach/arch.h> |
| 27 | #include <asm/mach/map.h> |
| 28 | |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 29 | #include <plat/mux.h> |
| 30 | #include <plat/usb.h> |
| 31 | #include <plat/board.h> |
| 32 | #include <plat/keypad.h> |
Tony Lindgren | 4e65331 | 2011-11-10 22:45:17 +0100 | [diff] [blame] | 33 | #include "common.h" |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 34 | #include <plat/hwa742.h> |
| 35 | #include <plat/lcd_mipid.h> |
| 36 | #include <plat/mmc.h> |
| 37 | #include <plat/clock.h> |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 38 | |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 39 | #define ADS7846_PENDOWN_GPIO 15 |
| 40 | |
Janusz Krzysztofik | da1f026 | 2010-12-20 21:09:22 +0000 | [diff] [blame] | 41 | static const unsigned int nokia770_keymap[] = { |
| 42 | KEY(1, 0, GROUP_0 | KEY_UP), |
| 43 | KEY(2, 0, GROUP_1 | KEY_F5), |
| 44 | KEY(0, 1, GROUP_0 | KEY_LEFT), |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 45 | KEY(1, 1, GROUP_0 | KEY_ENTER), |
Janusz Krzysztofik | da1f026 | 2010-12-20 21:09:22 +0000 | [diff] [blame] | 46 | KEY(2, 1, GROUP_0 | KEY_RIGHT), |
| 47 | KEY(0, 2, GROUP_1 | KEY_ESC), |
| 48 | KEY(1, 2, GROUP_0 | KEY_DOWN), |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 49 | KEY(2, 2, GROUP_1 | KEY_F4), |
Janusz Krzysztofik | da1f026 | 2010-12-20 21:09:22 +0000 | [diff] [blame] | 50 | KEY(0, 3, GROUP_2 | KEY_F7), |
| 51 | KEY(1, 3, GROUP_2 | KEY_F8), |
| 52 | KEY(2, 3, GROUP_2 | KEY_F6), |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 53 | }; |
| 54 | |
| 55 | static struct resource nokia770_kp_resources[] = { |
| 56 | [0] = { |
| 57 | .start = INT_KEYBOARD, |
| 58 | .end = INT_KEYBOARD, |
| 59 | .flags = IORESOURCE_IRQ, |
| 60 | }, |
| 61 | }; |
| 62 | |
Janusz Krzysztofik | da1f026 | 2010-12-20 21:09:22 +0000 | [diff] [blame] | 63 | static const struct matrix_keymap_data nokia770_keymap_data = { |
| 64 | .keymap = nokia770_keymap, |
| 65 | .keymap_size = ARRAY_SIZE(nokia770_keymap), |
| 66 | }; |
| 67 | |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 68 | static struct omap_kp_platform_data nokia770_kp_data = { |
Komal Shah | 4d24607 | 2006-09-29 01:59:20 -0700 | [diff] [blame] | 69 | .rows = 8, |
| 70 | .cols = 8, |
Janusz Krzysztofik | da1f026 | 2010-12-20 21:09:22 +0000 | [diff] [blame] | 71 | .keymap_data = &nokia770_keymap_data, |
Komal Shah | 4d24607 | 2006-09-29 01:59:20 -0700 | [diff] [blame] | 72 | .delay = 4, |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 73 | }; |
| 74 | |
| 75 | static struct platform_device nokia770_kp_device = { |
| 76 | .name = "omap-keypad", |
| 77 | .id = -1, |
| 78 | .dev = { |
| 79 | .platform_data = &nokia770_kp_data, |
| 80 | }, |
| 81 | .num_resources = ARRAY_SIZE(nokia770_kp_resources), |
| 82 | .resource = nokia770_kp_resources, |
| 83 | }; |
| 84 | |
| 85 | static struct platform_device *nokia770_devices[] __initdata = { |
Tony Lindgren | a524626 | 2006-12-07 13:58:17 -0800 | [diff] [blame] | 86 | &nokia770_kp_device, |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 87 | }; |
| 88 | |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 89 | static void mipid_shutdown(struct mipid_platform_data *pdata) |
| 90 | { |
| 91 | if (pdata->nreset_gpio != -1) { |
| 92 | printk(KERN_INFO "shutdown LCD\n"); |
David Brownell | 0b84b5c | 2008-12-10 17:35:25 -0800 | [diff] [blame] | 93 | gpio_set_value(pdata->nreset_gpio, 0); |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 94 | msleep(120); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | static struct mipid_platform_data nokia770_mipid_platform_data = { |
| 99 | .shutdown = mipid_shutdown, |
| 100 | }; |
| 101 | |
Uwe Kleine-König | 29ab3c7 | 2011-02-09 21:40:07 +0100 | [diff] [blame] | 102 | static void __init mipid_dev_init(void) |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 103 | { |
| 104 | const struct omap_lcd_config *conf; |
| 105 | |
| 106 | conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config); |
| 107 | if (conf != NULL) { |
| 108 | nokia770_mipid_platform_data.nreset_gpio = conf->nreset_gpio; |
| 109 | nokia770_mipid_platform_data.data_lines = conf->data_lines; |
| 110 | } |
| 111 | } |
| 112 | |
Uwe Kleine-König | 29ab3c7 | 2011-02-09 21:40:07 +0100 | [diff] [blame] | 113 | static void __init ads7846_dev_init(void) |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 114 | { |
Jarkko Nikula | f2d18fe | 2008-12-10 17:35:30 -0800 | [diff] [blame] | 115 | if (gpio_request(ADS7846_PENDOWN_GPIO, "ADS7846 pendown") < 0) |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 116 | printk(KERN_ERR "can't get ads7846 pen down GPIO\n"); |
| 117 | } |
| 118 | |
| 119 | static int ads7846_get_pendown_state(void) |
| 120 | { |
David Brownell | 0b84b5c | 2008-12-10 17:35:25 -0800 | [diff] [blame] | 121 | return !gpio_get_value(ADS7846_PENDOWN_GPIO); |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 122 | } |
| 123 | |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 124 | static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = { |
| 125 | .x_max = 0x0fff, |
| 126 | .y_max = 0x0fff, |
| 127 | .x_plate_ohms = 180, |
| 128 | .pressure_max = 255, |
| 129 | .debounce_max = 10, |
| 130 | .debounce_tol = 3, |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 131 | .debounce_rep = 1, |
| 132 | .get_pendown_state = ads7846_get_pendown_state, |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 133 | }; |
| 134 | |
| 135 | static struct spi_board_info nokia770_spi_board_info[] __initdata = { |
| 136 | [0] = { |
Tony Lindgren | a524626 | 2006-12-07 13:58:17 -0800 | [diff] [blame] | 137 | .modalias = "lcd_mipid", |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 138 | .bus_num = 2, |
| 139 | .chip_select = 3, |
| 140 | .max_speed_hz = 12000000, |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 141 | .platform_data = &nokia770_mipid_platform_data, |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 142 | }, |
| 143 | [1] = { |
| 144 | .modalias = "ads7846", |
| 145 | .bus_num = 2, |
| 146 | .chip_select = 0, |
| 147 | .max_speed_hz = 2500000, |
| 148 | .irq = OMAP_GPIO_IRQ(15), |
| 149 | .platform_data = &nokia770_ads7846_platform_data, |
| 150 | }, |
| 151 | }; |
| 152 | |
Andrew de Quincey | 088962c | 2009-05-28 14:03:31 -0700 | [diff] [blame] | 153 | static struct hwa742_platform_data nokia770_hwa742_platform_data = { |
| 154 | .te_connected = 1, |
| 155 | }; |
| 156 | |
Uwe Kleine-König | 29ab3c7 | 2011-02-09 21:40:07 +0100 | [diff] [blame] | 157 | static void __init hwa742_dev_init(void) |
Andrew de Quincey | 088962c | 2009-05-28 14:03:31 -0700 | [diff] [blame] | 158 | { |
| 159 | clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL); |
| 160 | omapfb_set_ctrl_platform_data(&nokia770_hwa742_platform_data); |
| 161 | } |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 162 | |
| 163 | /* assume no Mini-AB port */ |
| 164 | |
| 165 | static struct omap_usb_config nokia770_usb_config __initdata = { |
| 166 | .otg = 1, |
| 167 | .register_host = 1, |
| 168 | .register_dev = 1, |
| 169 | .hmc_mode = 16, |
| 170 | .pins[0] = 6, |
| 171 | }; |
| 172 | |
Tony Lindgren | d887466 | 2008-12-10 17:37:16 -0800 | [diff] [blame] | 173 | #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) |
| 174 | |
| 175 | #define NOKIA770_GPIO_MMC_POWER 41 |
| 176 | #define NOKIA770_GPIO_MMC_SWITCH 23 |
| 177 | |
| 178 | static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on, |
| 179 | int vdd) |
| 180 | { |
Ladislav Michl | bac5b29 | 2009-04-23 11:10:48 -0700 | [diff] [blame] | 181 | gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on); |
Tony Lindgren | d887466 | 2008-12-10 17:37:16 -0800 | [diff] [blame] | 182 | return 0; |
| 183 | } |
| 184 | |
| 185 | static int nokia770_mmc_get_cover_state(struct device *dev, int slot) |
| 186 | { |
| 187 | return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH); |
| 188 | } |
| 189 | |
| 190 | static struct omap_mmc_platform_data nokia770_mmc2_data = { |
| 191 | .nr_slots = 1, |
| 192 | .dma_mask = 0xffffffff, |
Andrew de Quincey | e4d24ec | 2009-06-23 13:30:21 +0300 | [diff] [blame] | 193 | .max_freq = 12000000, |
Tony Lindgren | d887466 | 2008-12-10 17:37:16 -0800 | [diff] [blame] | 194 | .slots[0] = { |
| 195 | .set_power = nokia770_mmc_set_power, |
| 196 | .get_cover_state = nokia770_mmc_get_cover_state, |
Andrew de Quincey | e4d24ec | 2009-06-23 13:30:21 +0300 | [diff] [blame] | 197 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
Tony Lindgren | d887466 | 2008-12-10 17:37:16 -0800 | [diff] [blame] | 198 | .name = "mmcblk", |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 199 | }, |
| 200 | }; |
| 201 | |
Tony Lindgren | d887466 | 2008-12-10 17:37:16 -0800 | [diff] [blame] | 202 | static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC]; |
| 203 | |
| 204 | static void __init nokia770_mmc_init(void) |
| 205 | { |
| 206 | int ret; |
| 207 | |
| 208 | ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power"); |
| 209 | if (ret < 0) |
| 210 | return; |
| 211 | gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0); |
| 212 | |
| 213 | ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover"); |
| 214 | if (ret < 0) { |
| 215 | gpio_free(NOKIA770_GPIO_MMC_POWER); |
| 216 | return; |
| 217 | } |
| 218 | gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH); |
| 219 | |
| 220 | /* Only the second MMC controller is used */ |
| 221 | nokia770_mmc_data[1] = &nokia770_mmc2_data; |
| 222 | omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC); |
| 223 | } |
| 224 | |
| 225 | #else |
| 226 | static inline void nokia770_mmc_init(void) |
| 227 | { |
| 228 | } |
| 229 | #endif |
| 230 | |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 231 | static void __init omap_nokia770_init(void) |
| 232 | { |
Tony Lindgren | 7b88e62 | 2011-10-05 15:14:02 -0700 | [diff] [blame] | 233 | /* On Nokia 770, the SleepX signal is masked with an |
| 234 | * MPUIO line by default. It has to be unmasked for it |
| 235 | * to become functional */ |
| 236 | |
| 237 | /* SleepX mask direction */ |
| 238 | omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008); |
| 239 | /* Unmask SleepX signal */ |
| 240 | omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); |
| 241 | |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 242 | platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); |
| 243 | spi_register_board_info(nokia770_spi_board_info, |
| 244 | ARRAY_SIZE(nokia770_spi_board_info)); |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 245 | omap_serial_init(); |
Jarkko Nikula | 1ed16a8 | 2007-11-07 06:54:32 +0200 | [diff] [blame] | 246 | omap_register_i2c_bus(1, 100, NULL, 0); |
Andrew de Quincey | 088962c | 2009-05-28 14:03:31 -0700 | [diff] [blame] | 247 | hwa742_dev_init(); |
Imre Deak | 06767fb | 2007-03-06 18:20:00 +0200 | [diff] [blame] | 248 | ads7846_dev_init(); |
| 249 | mipid_dev_init(); |
Tony Lindgren | dd0cdd8 | 2010-07-05 16:31:30 +0300 | [diff] [blame] | 250 | omap1_usb_init(&nokia770_usb_config); |
Tony Lindgren | d887466 | 2008-12-10 17:37:16 -0800 | [diff] [blame] | 251 | nokia770_mmc_init(); |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 252 | } |
| 253 | |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 254 | MACHINE_START(NOKIA770, "Nokia 770") |
Nicolas Pitre | 246e389 | 2011-07-05 22:38:15 -0400 | [diff] [blame] | 255 | .atag_offset = 0x100, |
Tony Lindgren | 7b88e62 | 2011-10-05 15:14:02 -0700 | [diff] [blame] | 256 | .map_io = omap16xx_map_io, |
| 257 | .init_early = omap1_init_early, |
Russell King | 71ee7da | 2010-05-23 10:18:16 +0100 | [diff] [blame] | 258 | .reserve = omap_reserve, |
Tony Lindgren | 7b88e62 | 2011-10-05 15:14:02 -0700 | [diff] [blame] | 259 | .init_irq = omap1_init_irq, |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 260 | .init_machine = omap_nokia770_init, |
Tony Lindgren | e74984e | 2011-03-29 15:54:48 -0700 | [diff] [blame] | 261 | .timer = &omap1_timer, |
Russell King | baa9588 | 2011-11-05 17:06:28 +0000 | [diff] [blame] | 262 | .restart = omap1_restart, |
Tony Lindgren | 9b6553c | 2006-04-02 17:46:30 +0100 | [diff] [blame] | 263 | MACHINE_END |