2 * arch/arm/mach-pxa/raumfeld.c
4 * Support for the following Raumfeld devices:
10 * See http://www.raumfeld.com for details.
12 * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2 as
16 * published by the Free Software Foundation.
19 #include <linux/init.h>
20 #include <linux/kernel.h>
21 #include <linux/property.h>
22 #include <linux/platform_device.h>
23 #include <linux/interrupt.h>
24 #include <linux/gpio.h>
25 #include <linux/gpio/machine.h>
26 #include <linux/smsc911x.h>
27 #include <linux/input.h>
28 #include <linux/gpio_keys.h>
29 #include <linux/input/eeti_ts.h>
30 #include <linux/leds.h>
31 #include <linux/w1-gpio.h>
32 #include <linux/sched.h>
33 #include <linux/pwm.h>
34 #include <linux/pwm_backlight.h>
35 #include <linux/i2c.h>
36 #include <linux/i2c/pxa-i2c.h>
37 #include <linux/spi/spi.h>
38 #include <linux/spi/spi_gpio.h>
39 #include <linux/lis3lv02d.h>
40 #include <linux/pda_power.h>
41 #include <linux/power_supply.h>
42 #include <linux/regulator/max8660.h>
43 #include <linux/regulator/machine.h>
44 #include <linux/regulator/fixed.h>
45 #include <linux/regulator/consumer.h>
46 #include <linux/delay.h>
48 #include <asm/system_info.h>
50 #include <asm/mach-types.h>
51 #include <asm/mach/arch.h>
54 #include <linux/platform_data/usb-ohci-pxa27x.h>
55 #include <linux/platform_data/video-pxafb.h>
56 #include <linux/platform_data/mmc-pxamci.h>
57 #include <linux/platform_data/mtd-nand-pxa3xx.h>
62 /* common GPIO definitions */
65 #define GPIO_ON_OFF (14)
66 #define GPIO_VOLENC_A (19)
67 #define GPIO_VOLENC_B (20)
68 #define GPIO_CHARGE_DONE (23)
69 #define GPIO_CHARGE_IND (27)
70 #define GPIO_TOUCH_IRQ (32)
71 #define GPIO_ETH_IRQ (40)
72 #define GPIO_SPI_MISO (98)
73 #define GPIO_ACCEL_IRQ (104)
74 #define GPIO_RESCUE_BOOT (115)
75 #define GPIO_DOCK_DETECT (116)
76 #define GPIO_KEY1 (117)
77 #define GPIO_KEY2 (118)
78 #define GPIO_KEY3 (119)
79 #define GPIO_CHARGE_USB_OK (112)
80 #define GPIO_CHARGE_DC_OK (101)
81 #define GPIO_CHARGE_USB_SUSP (102)
84 #define GPIO_SHUTDOWN_SUPPLY (16)
85 #define GPIO_SHUTDOWN_BATT (18)
86 #define GPIO_CHRG_PEN2 (31)
87 #define GPIO_TFT_VA_EN (33)
88 #define GPIO_SPDIF_CS (34)
89 #define GPIO_LED2 (35)
90 #define GPIO_LED1 (36)
91 #define GPIO_SPDIF_RESET (38)
92 #define GPIO_SPI_CLK (95)
93 #define GPIO_MCLK_DAC_CS (96)
94 #define GPIO_SPI_MOSI (97)
95 #define GPIO_W1_PULLUP_ENABLE (105)
96 #define GPIO_DISPLAY_ENABLE (106)
97 #define GPIO_MCLK_RESET (111)
98 #define GPIO_W2W_RESET (113)
99 #define GPIO_W2W_PDN (114)
100 #define GPIO_CODEC_RESET (120)
101 #define GPIO_AUDIO_VA_ENABLE (124)
102 #define GPIO_ACCEL_CS (125)
103 #define GPIO_ONE_WIRE (126)
106 * GPIO configurations
108 static mfp_cfg_t raumfeld_controller_pin_config[] __initdata = {
125 GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
126 GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
129 GPIO34_GPIO, /* SPDIF_CS */
130 GPIO96_GPIO, /* MCLK_CS */
131 GPIO125_GPIO, /* ACCEL_CS */
142 GPIO126_GPIO | MFP_LPM_FLOAT,
143 GPIO105_GPIO | MFP_PULL_LOW | MFP_LPM_PULL_LOW,
146 GPIO101_GPIO | MFP_PULL_HIGH,
148 GPIO112_GPIO | MFP_PULL_HIGH,
154 GPIO116_GPIO | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
181 static mfp_cfg_t raumfeld_connector_pin_config[] __initdata = {
198 GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
199 GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
202 GPIO34_GPIO, /* SPDIF_CS */
203 GPIO96_GPIO, /* MCLK_CS */
204 GPIO125_GPIO, /* ACCEL_CS */
216 GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */
226 /* SSP2 for S/PDIF */
233 GPIO35_GPIO | MFP_LPM_PULL_LOW,
234 GPIO36_GPIO | MFP_LPM_DRIVE_HIGH,
237 static mfp_cfg_t raumfeld_speaker_pin_config[] __initdata = {
254 GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
255 GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
258 GPIO34_GPIO, /* SPDIF_CS */
259 GPIO96_GPIO, /* MCLK_CS */
260 GPIO125_GPIO, /* ACCEL_CS */
272 GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */
283 GPIO35_GPIO | MFP_LPM_PULL_LOW,
284 GPIO36_GPIO | MFP_LPM_DRIVE_HIGH,
288 * SMSC LAN9220 Ethernet
291 static struct resource smc91x_resources[] = {
293 .start = PXA3xx_CS2_PHYS,
294 .end = PXA3xx_CS2_PHYS + 0xfffff,
295 .flags = IORESOURCE_MEM,
298 .start = PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ),
299 .end = PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ),
300 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
304 static struct smsc911x_platform_config raumfeld_smsc911x_config = {
305 .phy_interface = PHY_INTERFACE_MODE_MII,
306 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
307 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
308 .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
311 static struct platform_device smc91x_device = {
314 .num_resources = ARRAY_SIZE(smc91x_resources),
315 .resource = smc91x_resources,
317 .platform_data = &raumfeld_smsc911x_config,
325 static struct mtd_partition raumfeld_nand_partitions[] = {
327 .name = "Bootloader",
330 .mask_flags = MTD_WRITEABLE, /* force read-only */
333 .name = "BootloaderEnvironment",
338 .name = "BootloaderSplashScreen",
345 .size = MTDPART_SIZ_FULL,
349 static struct pxa3xx_nand_platform_data raumfeld_nand_info = {
353 .parts[0] = raumfeld_nand_partitions,
354 .nr_parts[0] = ARRAY_SIZE(raumfeld_nand_partitions),
361 static struct pxaohci_platform_data raumfeld_ohci_info = {
362 .port_mode = PMM_GLOBAL_MODE,
363 .flags = ENABLE_PORT1,
367 * Rotary encoder input device
370 static struct gpiod_lookup_table raumfeld_rotary_gpios_table = {
371 .dev_id = "rotary-encoder.0",
373 GPIO_LOOKUP_IDX("gpio-0",
374 GPIO_VOLENC_A, NULL, 0, GPIO_ACTIVE_LOW),
375 GPIO_LOOKUP_IDX("gpio-0",
376 GPIO_VOLENC_B, NULL, 1, GPIO_ACTIVE_HIGH),
381 static struct property_entry raumfeld_rotary_properties[] = {
382 PROPERTY_ENTRY_INTEGER("rotary-encoder,steps-per-period", u32, 24),
383 PROPERTY_ENTRY_INTEGER("linux,axis", u32, REL_X),
384 PROPERTY_ENTRY_INTEGER("rotary-encoder,relative_axis", u32, 1),
388 static struct platform_device rotary_encoder_device = {
389 .name = "rotary-encoder",
397 static struct gpio_keys_button gpio_keys_button[] = {
404 .debounce_interval = 5, /* ms */
413 .debounce_interval = 5, /* ms */
422 .debounce_interval = 5, /* ms */
428 .gpio = GPIO_RESCUE_BOOT,
431 .debounce_interval = 5, /* ms */
432 .desc = "rescue boot button",
437 .gpio = GPIO_DOCK_DETECT,
440 .debounce_interval = 5, /* ms */
441 .desc = "dock detect",
449 .debounce_interval = 5, /* ms */
450 .desc = "on_off button",
454 static struct gpio_keys_platform_data gpio_keys_platform_data = {
455 .buttons = gpio_keys_button,
456 .nbuttons = ARRAY_SIZE(gpio_keys_button),
460 static struct platform_device raumfeld_gpio_keys_device = {
464 .platform_data = &gpio_keys_platform_data,
472 static struct gpio_led raumfeld_leds[] = {
474 .name = "raumfeld:1",
477 .default_state = LEDS_GPIO_DEFSTATE_ON,
480 .name = "raumfeld:2",
483 .default_state = LEDS_GPIO_DEFSTATE_OFF,
487 static struct gpio_led_platform_data raumfeld_led_platform_data = {
488 .leds = raumfeld_leds,
489 .num_leds = ARRAY_SIZE(raumfeld_leds),
492 static struct platform_device raumfeld_led_device = {
496 .platform_data = &raumfeld_led_platform_data,
501 * One-wire (W1 bus) support
504 static void w1_enable_external_pullup(int enable)
506 gpio_set_value(GPIO_W1_PULLUP_ENABLE, enable);
510 static struct w1_gpio_platform_data w1_gpio_platform_data = {
511 .pin = GPIO_ONE_WIRE,
513 .enable_external_pullup = w1_enable_external_pullup,
514 .ext_pullup_enable_pin = -EINVAL,
517 static struct platform_device raumfeld_w1_gpio_device = {
520 .platform_data = &w1_gpio_platform_data
524 static void __init raumfeld_w1_init(void)
526 int ret = gpio_request(GPIO_W1_PULLUP_ENABLE,
527 "W1 external pullup enable");
530 pr_warn("Unable to request GPIO_W1_PULLUP_ENABLE\n");
532 gpio_direction_output(GPIO_W1_PULLUP_ENABLE, 0);
534 platform_device_register(&raumfeld_w1_gpio_device);
541 static struct pwm_lookup raumfeld_pwm_lookup[] = {
542 PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 10000,
543 PWM_POLARITY_NORMAL),
546 /* PWM controlled backlight */
547 static struct platform_pwm_backlight_data raumfeld_pwm_backlight_data = {
548 .max_brightness = 100,
549 .dft_brightness = 100,
553 static struct platform_device raumfeld_pwm_backlight_device = {
554 .name = "pwm-backlight",
556 .parent = &pxa27x_device_pwm0.dev,
557 .platform_data = &raumfeld_pwm_backlight_data,
561 /* LT3593 controlled backlight */
562 static struct gpio_led raumfeld_lt3593_led = {
564 .gpio = mfp_to_gpio(MFP_PIN_GPIO17),
565 .default_state = LEDS_GPIO_DEFSTATE_ON,
568 static struct gpio_led_platform_data raumfeld_lt3593_platform_data = {
569 .leds = &raumfeld_lt3593_led,
573 static struct platform_device raumfeld_lt3593_device = {
574 .name = "leds-lt3593",
577 .platform_data = &raumfeld_lt3593_platform_data,
581 static struct pxafb_mode_info sharp_lq043t3dx02_mode = {
595 static struct pxafb_mach_info raumfeld_sharp_lcd_info = {
596 .modes = &sharp_lq043t3dx02_mode,
598 .video_mem_size = 0x400000,
599 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
600 #ifdef CONFIG_PXA3XX_GCU
601 .acceleration_enabled = 1,
605 static void __init raumfeld_lcd_init(void)
609 ret = gpio_request(GPIO_TFT_VA_EN, "display VA enable");
611 pr_warn("Unable to request GPIO_TFT_VA_EN\n");
613 gpio_direction_output(GPIO_TFT_VA_EN, 1);
617 ret = gpio_request(GPIO_DISPLAY_ENABLE, "display enable");
619 pr_warn("Unable to request GPIO_DISPLAY_ENABLE\n");
621 gpio_direction_output(GPIO_DISPLAY_ENABLE, 1);
623 /* Hardware revision 2 has the backlight regulator controlled
624 * by an LT3593, earlier and later devices use PWM for that. */
625 if ((system_rev & 0xff) == 2) {
626 platform_device_register(&raumfeld_lt3593_device);
628 mfp_cfg_t raumfeld_pwm_pin_config = GPIO17_PWM0_OUT;
629 pxa3xx_mfp_config(&raumfeld_pwm_pin_config, 1);
630 pwm_add_table(raumfeld_pwm_lookup,
631 ARRAY_SIZE(raumfeld_pwm_lookup));
632 platform_device_register(&raumfeld_pwm_backlight_device);
635 pxa_set_fb_info(NULL, &raumfeld_sharp_lcd_info);
636 platform_device_register(&pxa3xx_device_gcu);
643 static struct spi_gpio_platform_data raumfeld_spi_platform_data = {
645 .mosi = GPIO_SPI_MOSI,
646 .miso = GPIO_SPI_MISO,
650 static struct platform_device raumfeld_spi_device = {
654 .platform_data = &raumfeld_spi_platform_data,
658 static struct lis3lv02d_platform_data lis3_pdata = {
659 .click_flags = LIS3_CLICK_SINGLE_X |
660 LIS3_CLICK_SINGLE_Y |
662 .irq_cfg = LIS3_IRQ1_CLICK | LIS3_IRQ2_CLICK,
663 .wakeup_flags = LIS3_WAKEUP_X_LO | LIS3_WAKEUP_X_HI |
664 LIS3_WAKEUP_Y_LO | LIS3_WAKEUP_Y_HI |
665 LIS3_WAKEUP_Z_LO | LIS3_WAKEUP_Z_HI,
667 .click_thresh_x = 10,
668 .click_thresh_y = 10,
669 .click_thresh_z = 10,
674 .modalias = "ak4104-codec", \
675 .max_speed_hz = 10000, \
678 .controller_data = (void *) GPIO_SPDIF_CS, \
683 .modalias = "lis3lv02d_spi", \
684 .max_speed_hz = 1000000, \
687 .controller_data = (void *) GPIO_ACCEL_CS, \
688 .platform_data = &lis3_pdata, \
689 .irq = PXA_GPIO_TO_IRQ(GPIO_ACCEL_IRQ), \
692 #define SPI_DAC7512 \
694 .modalias = "dac7512", \
695 .max_speed_hz = 1000000, \
698 .controller_data = (void *) GPIO_MCLK_DAC_CS, \
701 static struct spi_board_info connector_spi_devices[] __initdata = {
706 static struct spi_board_info speaker_spi_devices[] __initdata = {
710 static struct spi_board_info controller_spi_devices[] __initdata = {
715 * MMC for Marvell Libertas 8688 via SDIO
718 static int raumfeld_mci_init(struct device *dev, irq_handler_t isr, void *data)
720 gpio_set_value(GPIO_W2W_RESET, 1);
721 gpio_set_value(GPIO_W2W_PDN, 1);
726 static void raumfeld_mci_exit(struct device *dev, void *data)
728 gpio_set_value(GPIO_W2W_RESET, 0);
729 gpio_set_value(GPIO_W2W_PDN, 0);
732 static struct pxamci_platform_data raumfeld_mci_platform_data = {
733 .init = raumfeld_mci_init,
734 .exit = raumfeld_mci_exit,
735 .detect_delay_ms = 200,
736 .gpio_card_detect = -1,
742 * External power / charge logic
745 static int power_supply_init(struct device *dev)
750 static void power_supply_exit(struct device *dev)
754 static int raumfeld_is_ac_online(void)
756 return !gpio_get_value(GPIO_CHARGE_DC_OK);
759 static int raumfeld_is_usb_online(void)
764 static char *raumfeld_power_supplicants[] = { "ds2760-battery.0" };
766 static void raumfeld_power_signal_charged(void)
768 struct power_supply *psy =
769 power_supply_get_by_name(raumfeld_power_supplicants[0]);
772 power_supply_set_battery_charged(psy);
773 power_supply_put(psy);
777 static int raumfeld_power_resume(void)
779 /* check if GPIO_CHARGE_DONE went low while we were sleeping */
780 if (!gpio_get_value(GPIO_CHARGE_DONE))
781 raumfeld_power_signal_charged();
786 static struct pda_power_pdata power_supply_info = {
787 .init = power_supply_init,
788 .is_ac_online = raumfeld_is_ac_online,
789 .is_usb_online = raumfeld_is_usb_online,
790 .exit = power_supply_exit,
791 .supplied_to = raumfeld_power_supplicants,
792 .num_supplicants = ARRAY_SIZE(raumfeld_power_supplicants),
793 .resume = raumfeld_power_resume,
796 static struct resource power_supply_resources[] = {
799 .flags = IORESOURCE_IRQ |
800 IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE,
801 .start = GPIO_CHARGE_DC_OK,
802 .end = GPIO_CHARGE_DC_OK,
806 static irqreturn_t charge_done_irq(int irq, void *dev_id)
808 raumfeld_power_signal_charged();
812 static struct platform_device raumfeld_power_supply = {
816 .platform_data = &power_supply_info,
818 .resource = power_supply_resources,
819 .num_resources = ARRAY_SIZE(power_supply_resources),
822 static void __init raumfeld_power_init(void)
826 /* Set PEN2 high to enable maximum charge current */
827 ret = gpio_request(GPIO_CHRG_PEN2, "CHRG_PEN2");
829 pr_warn("Unable to request GPIO_CHRG_PEN2\n");
831 gpio_direction_output(GPIO_CHRG_PEN2, 1);
833 ret = gpio_request(GPIO_CHARGE_DC_OK, "CABLE_DC_OK");
835 pr_warn("Unable to request GPIO_CHARGE_DC_OK\n");
837 ret = gpio_request(GPIO_CHARGE_USB_SUSP, "CHARGE_USB_SUSP");
839 pr_warn("Unable to request GPIO_CHARGE_USB_SUSP\n");
841 gpio_direction_output(GPIO_CHARGE_USB_SUSP, 0);
843 power_supply_resources[0].start = gpio_to_irq(GPIO_CHARGE_DC_OK);
844 power_supply_resources[0].end = gpio_to_irq(GPIO_CHARGE_DC_OK);
846 ret = request_irq(gpio_to_irq(GPIO_CHARGE_DONE),
847 &charge_done_irq, IORESOURCE_IRQ_LOWEDGE,
848 "charge_done", NULL);
851 printk(KERN_ERR "%s: unable to register irq %d\n", __func__,
854 platform_device_register(&raumfeld_power_supply);
857 /* Fixed regulator for AUDIO_VA, 0-0048 maps to the cs4270 codec device */
859 static struct regulator_consumer_supply audio_va_consumer_supply =
860 REGULATOR_SUPPLY("va", "0-0048");
862 static struct regulator_init_data audio_va_initdata = {
863 .consumer_supplies = &audio_va_consumer_supply,
864 .num_consumer_supplies = 1,
866 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
870 static struct fixed_voltage_config audio_va_config = {
871 .supply_name = "audio_va",
872 .microvolts = 5000000,
873 .gpio = GPIO_AUDIO_VA_ENABLE,
875 .enabled_at_boot = 0,
876 .init_data = &audio_va_initdata,
879 static struct platform_device audio_va_device = {
880 .name = "reg-fixed-voltage",
883 .platform_data = &audio_va_config,
887 /* Dummy supplies for Codec's VD/VLC */
889 static struct regulator_consumer_supply audio_dummy_supplies[] = {
890 REGULATOR_SUPPLY("vd", "0-0048"),
891 REGULATOR_SUPPLY("vlc", "0-0048"),
894 static struct regulator_init_data audio_dummy_initdata = {
895 .consumer_supplies = audio_dummy_supplies,
896 .num_consumer_supplies = ARRAY_SIZE(audio_dummy_supplies),
898 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
902 static struct fixed_voltage_config audio_dummy_config = {
903 .supply_name = "audio_vd",
904 .microvolts = 3300000,
906 .init_data = &audio_dummy_initdata,
909 static struct platform_device audio_supply_dummy_device = {
910 .name = "reg-fixed-voltage",
913 .platform_data = &audio_dummy_config,
917 static struct platform_device *audio_regulator_devices[] = {
919 &audio_supply_dummy_device,
923 * Regulator support via MAX8660
926 static struct regulator_consumer_supply vcc_mmc_supply =
927 REGULATOR_SUPPLY("vmmc", "pxa2xx-mci.0");
929 static struct regulator_init_data vcc_mmc_init_data = {
933 .valid_modes_mask = REGULATOR_MODE_NORMAL,
934 .valid_ops_mask = REGULATOR_CHANGE_STATUS |
935 REGULATOR_CHANGE_VOLTAGE |
936 REGULATOR_CHANGE_MODE,
938 .consumer_supplies = &vcc_mmc_supply,
939 .num_consumer_supplies = 1,
942 static struct max8660_subdev_data max8660_v6_subdev_data = {
945 .platform_data = &vcc_mmc_init_data,
948 static struct max8660_platform_data max8660_pdata = {
949 .subdevs = &max8660_v6_subdev_data,
957 static struct i2c_board_info raumfeld_pwri2c_board_info = {
960 .platform_data = &max8660_pdata,
963 static struct i2c_board_info raumfeld_connector_i2c_board_info __initdata = {
968 static struct eeti_ts_platform_data eeti_ts_pdata = {
969 .irq_active_high = 1,
970 .irq_gpio = GPIO_TOUCH_IRQ,
973 static struct i2c_board_info raumfeld_controller_i2c_board_info __initdata = {
976 .platform_data = &eeti_ts_pdata,
979 static struct platform_device *raumfeld_common_devices[] = {
980 &raumfeld_gpio_keys_device,
981 &raumfeld_led_device,
982 &raumfeld_spi_device,
985 static void __init raumfeld_audio_init(void)
989 ret = gpio_request(GPIO_CODEC_RESET, "cs4270 reset");
991 pr_warn("unable to request GPIO_CODEC_RESET\n");
993 gpio_direction_output(GPIO_CODEC_RESET, 1);
995 ret = gpio_request(GPIO_SPDIF_RESET, "ak4104 s/pdif reset");
997 pr_warn("unable to request GPIO_SPDIF_RESET\n");
999 gpio_direction_output(GPIO_SPDIF_RESET, 1);
1001 ret = gpio_request(GPIO_MCLK_RESET, "MCLK reset");
1003 pr_warn("unable to request GPIO_MCLK_RESET\n");
1005 gpio_direction_output(GPIO_MCLK_RESET, 1);
1007 platform_add_devices(ARRAY_AND_SIZE(audio_regulator_devices));
1010 static void __init raumfeld_common_init(void)
1014 /* The on/off button polarity has changed after revision 1 */
1015 if ((system_rev & 0xff) > 1) {
1018 for (i = 0; i < ARRAY_SIZE(gpio_keys_button); i++)
1019 if (!strcmp(gpio_keys_button[i].desc, "on_off button"))
1020 gpio_keys_button[i].active_low = 1;
1023 enable_irq_wake(IRQ_WAKEUP0);
1025 pxa3xx_set_nand_info(&raumfeld_nand_info);
1026 pxa3xx_set_i2c_power_info(NULL);
1027 pxa_set_ohci_info(&raumfeld_ohci_info);
1028 pxa_set_mci_info(&raumfeld_mci_platform_data);
1029 pxa_set_i2c_info(NULL);
1030 pxa_set_ffuart_info(NULL);
1032 ret = gpio_request(GPIO_W2W_RESET, "Wi2Wi reset");
1034 pr_warn("Unable to request GPIO_W2W_RESET\n");
1036 gpio_direction_output(GPIO_W2W_RESET, 0);
1038 ret = gpio_request(GPIO_W2W_PDN, "Wi2Wi powerup");
1040 pr_warn("Unable to request GPIO_W2W_PDN\n");
1042 gpio_direction_output(GPIO_W2W_PDN, 0);
1044 /* this can be used to switch off the device */
1045 ret = gpio_request(GPIO_SHUTDOWN_SUPPLY, "supply shutdown");
1047 pr_warn("Unable to request GPIO_SHUTDOWN_SUPPLY\n");
1049 gpio_direction_output(GPIO_SHUTDOWN_SUPPLY, 0);
1051 platform_add_devices(ARRAY_AND_SIZE(raumfeld_common_devices));
1052 i2c_register_board_info(1, &raumfeld_pwri2c_board_info, 1);
1055 static void __init __maybe_unused raumfeld_controller_init(void)
1059 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_controller_pin_config));
1061 gpiod_add_lookup_table(&raumfeld_rotary_gpios_table);
1062 device_add_properties(&rotary_encoder_device.dev,
1063 raumfeld_rotary_properties);
1064 platform_device_register(&rotary_encoder_device);
1066 spi_register_board_info(ARRAY_AND_SIZE(controller_spi_devices));
1067 i2c_register_board_info(0, &raumfeld_controller_i2c_board_info, 1);
1069 ret = gpio_request(GPIO_SHUTDOWN_BATT, "battery shutdown");
1071 pr_warn("Unable to request GPIO_SHUTDOWN_BATT\n");
1073 gpio_direction_output(GPIO_SHUTDOWN_BATT, 0);
1075 raumfeld_common_init();
1076 raumfeld_power_init();
1077 raumfeld_lcd_init();
1081 static void __init __maybe_unused raumfeld_connector_init(void)
1083 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_connector_pin_config));
1084 spi_register_board_info(ARRAY_AND_SIZE(connector_spi_devices));
1085 i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1);
1087 platform_device_register(&smc91x_device);
1089 raumfeld_audio_init();
1090 raumfeld_common_init();
1093 static void __init __maybe_unused raumfeld_speaker_init(void)
1095 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_speaker_pin_config));
1096 spi_register_board_info(ARRAY_AND_SIZE(speaker_spi_devices));
1097 i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1);
1099 platform_device_register(&smc91x_device);
1101 gpiod_add_lookup_table(&raumfeld_rotary_gpios_table);
1102 device_add_properties(&rotary_encoder_device.dev,
1103 raumfeld_rotary_properties);
1104 platform_device_register(&rotary_encoder_device);
1106 raumfeld_audio_init();
1107 raumfeld_common_init();
1110 /* physical memory regions */
1111 #define RAUMFELD_SDRAM_BASE 0xa0000000 /* SDRAM region */
1113 #ifdef CONFIG_MACH_RAUMFELD_RC
1114 MACHINE_START(RAUMFELD_RC, "Raumfeld Controller")
1115 .atag_offset = 0x100,
1116 .init_machine = raumfeld_controller_init,
1117 .map_io = pxa3xx_map_io,
1118 .nr_irqs = PXA_NR_IRQS,
1119 .init_irq = pxa3xx_init_irq,
1120 .handle_irq = pxa3xx_handle_irq,
1121 .init_time = pxa_timer_init,
1122 .restart = pxa_restart,
1126 #ifdef CONFIG_MACH_RAUMFELD_CONNECTOR
1127 MACHINE_START(RAUMFELD_CONNECTOR, "Raumfeld Connector")
1128 .atag_offset = 0x100,
1129 .init_machine = raumfeld_connector_init,
1130 .map_io = pxa3xx_map_io,
1131 .nr_irqs = PXA_NR_IRQS,
1132 .init_irq = pxa3xx_init_irq,
1133 .handle_irq = pxa3xx_handle_irq,
1134 .init_time = pxa_timer_init,
1135 .restart = pxa_restart,
1139 #ifdef CONFIG_MACH_RAUMFELD_SPEAKER
1140 MACHINE_START(RAUMFELD_SPEAKER, "Raumfeld Speaker")
1141 .atag_offset = 0x100,
1142 .init_machine = raumfeld_speaker_init,
1143 .map_io = pxa3xx_map_io,
1144 .nr_irqs = PXA_NR_IRQS,
1145 .init_irq = pxa3xx_init_irq,
1146 .handle_irq = pxa3xx_handle_irq,
1147 .init_time = pxa_timer_init,
1148 .restart = pxa_restart,