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/leds.h>
30 #include <linux/w1-gpio.h>
31 #include <linux/sched.h>
32 #include <linux/pwm.h>
33 #include <linux/pwm_backlight.h>
34 #include <linux/i2c.h>
35 #include <linux/i2c/pxa-i2c.h>
36 #include <linux/spi/spi.h>
37 #include <linux/spi/spi_gpio.h>
38 #include <linux/lis3lv02d.h>
39 #include <linux/pda_power.h>
40 #include <linux/power_supply.h>
41 #include <linux/regulator/max8660.h>
42 #include <linux/regulator/machine.h>
43 #include <linux/regulator/fixed.h>
44 #include <linux/regulator/consumer.h>
45 #include <linux/delay.h>
47 #include <asm/system_info.h>
49 #include <asm/mach-types.h>
50 #include <asm/mach/arch.h>
53 #include <linux/platform_data/usb-ohci-pxa27x.h>
54 #include <linux/platform_data/video-pxafb.h>
55 #include <linux/platform_data/mmc-pxamci.h>
56 #include <linux/platform_data/mtd-nand-pxa3xx.h>
61 /* common GPIO definitions */
64 #define GPIO_ON_OFF (14)
65 #define GPIO_VOLENC_A (19)
66 #define GPIO_VOLENC_B (20)
67 #define GPIO_CHARGE_DONE (23)
68 #define GPIO_CHARGE_IND (27)
69 #define GPIO_TOUCH_IRQ (32)
70 #define GPIO_ETH_IRQ (40)
71 #define GPIO_SPI_MISO (98)
72 #define GPIO_ACCEL_IRQ (104)
73 #define GPIO_RESCUE_BOOT (115)
74 #define GPIO_DOCK_DETECT (116)
75 #define GPIO_KEY1 (117)
76 #define GPIO_KEY2 (118)
77 #define GPIO_KEY3 (119)
78 #define GPIO_CHARGE_USB_OK (112)
79 #define GPIO_CHARGE_DC_OK (101)
80 #define GPIO_CHARGE_USB_SUSP (102)
83 #define GPIO_SHUTDOWN_SUPPLY (16)
84 #define GPIO_SHUTDOWN_BATT (18)
85 #define GPIO_CHRG_PEN2 (31)
86 #define GPIO_TFT_VA_EN (33)
87 #define GPIO_SPDIF_CS (34)
88 #define GPIO_LED2 (35)
89 #define GPIO_LED1 (36)
90 #define GPIO_SPDIF_RESET (38)
91 #define GPIO_SPI_CLK (95)
92 #define GPIO_MCLK_DAC_CS (96)
93 #define GPIO_SPI_MOSI (97)
94 #define GPIO_W1_PULLUP_ENABLE (105)
95 #define GPIO_DISPLAY_ENABLE (106)
96 #define GPIO_MCLK_RESET (111)
97 #define GPIO_W2W_RESET (113)
98 #define GPIO_W2W_PDN (114)
99 #define GPIO_CODEC_RESET (120)
100 #define GPIO_AUDIO_VA_ENABLE (124)
101 #define GPIO_ACCEL_CS (125)
102 #define GPIO_ONE_WIRE (126)
105 * GPIO configurations
107 static mfp_cfg_t raumfeld_controller_pin_config
[] __initdata
= {
124 GPIO21_I2C_SCL
| MFP_LPM_FLOAT
| MFP_PULL_FLOAT
,
125 GPIO22_I2C_SDA
| MFP_LPM_FLOAT
| MFP_PULL_FLOAT
,
128 GPIO34_GPIO
, /* SPDIF_CS */
129 GPIO96_GPIO
, /* MCLK_CS */
130 GPIO125_GPIO
, /* ACCEL_CS */
141 GPIO126_GPIO
| MFP_LPM_FLOAT
,
142 GPIO105_GPIO
| MFP_PULL_LOW
| MFP_LPM_PULL_LOW
,
145 GPIO101_GPIO
| MFP_PULL_HIGH
,
147 GPIO112_GPIO
| MFP_PULL_HIGH
,
153 GPIO116_GPIO
| MFP_LPM_FLOAT
| MFP_PULL_FLOAT
,
180 static mfp_cfg_t raumfeld_connector_pin_config
[] __initdata
= {
197 GPIO21_I2C_SCL
| MFP_LPM_FLOAT
| MFP_PULL_FLOAT
,
198 GPIO22_I2C_SDA
| MFP_LPM_FLOAT
| MFP_PULL_FLOAT
,
201 GPIO34_GPIO
, /* SPDIF_CS */
202 GPIO96_GPIO
, /* MCLK_CS */
203 GPIO125_GPIO
, /* ACCEL_CS */
215 GPIO40_GPIO
| MFP_PULL_HIGH
, /* IRQ */
225 /* SSP2 for S/PDIF */
232 GPIO35_GPIO
| MFP_LPM_PULL_LOW
,
233 GPIO36_GPIO
| MFP_LPM_DRIVE_HIGH
,
236 static mfp_cfg_t raumfeld_speaker_pin_config
[] __initdata
= {
253 GPIO21_I2C_SCL
| MFP_LPM_FLOAT
| MFP_PULL_FLOAT
,
254 GPIO22_I2C_SDA
| MFP_LPM_FLOAT
| MFP_PULL_FLOAT
,
257 GPIO34_GPIO
, /* SPDIF_CS */
258 GPIO96_GPIO
, /* MCLK_CS */
259 GPIO125_GPIO
, /* ACCEL_CS */
271 GPIO40_GPIO
| MFP_PULL_HIGH
, /* IRQ */
282 GPIO35_GPIO
| MFP_LPM_PULL_LOW
,
283 GPIO36_GPIO
| MFP_LPM_DRIVE_HIGH
,
287 * SMSC LAN9220 Ethernet
290 static struct resource smc91x_resources
[] = {
292 .start
= PXA3xx_CS2_PHYS
,
293 .end
= PXA3xx_CS2_PHYS
+ 0xfffff,
294 .flags
= IORESOURCE_MEM
,
297 .start
= PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ
),
298 .end
= PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ
),
299 .flags
= IORESOURCE_IRQ
| IRQF_TRIGGER_FALLING
,
303 static struct smsc911x_platform_config raumfeld_smsc911x_config
= {
304 .phy_interface
= PHY_INTERFACE_MODE_MII
,
305 .irq_polarity
= SMSC911X_IRQ_POLARITY_ACTIVE_LOW
,
306 .irq_type
= SMSC911X_IRQ_TYPE_OPEN_DRAIN
,
307 .flags
= SMSC911X_USE_32BIT
| SMSC911X_SAVE_MAC_ADDRESS
,
310 static struct platform_device smc91x_device
= {
313 .num_resources
= ARRAY_SIZE(smc91x_resources
),
314 .resource
= smc91x_resources
,
316 .platform_data
= &raumfeld_smsc911x_config
,
324 static struct mtd_partition raumfeld_nand_partitions
[] = {
326 .name
= "Bootloader",
329 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
332 .name
= "BootloaderEnvironment",
337 .name
= "BootloaderSplashScreen",
344 .size
= MTDPART_SIZ_FULL
,
348 static struct pxa3xx_nand_platform_data raumfeld_nand_info
= {
352 .parts
[0] = raumfeld_nand_partitions
,
353 .nr_parts
[0] = ARRAY_SIZE(raumfeld_nand_partitions
),
360 static struct pxaohci_platform_data raumfeld_ohci_info
= {
361 .port_mode
= PMM_GLOBAL_MODE
,
362 .flags
= ENABLE_PORT1
,
366 * Rotary encoder input device
369 static struct gpiod_lookup_table raumfeld_rotary_gpios_table
= {
370 .dev_id
= "rotary-encoder.0",
372 GPIO_LOOKUP_IDX("gpio-0",
373 GPIO_VOLENC_A
, NULL
, 0, GPIO_ACTIVE_LOW
),
374 GPIO_LOOKUP_IDX("gpio-0",
375 GPIO_VOLENC_B
, NULL
, 1, GPIO_ACTIVE_HIGH
),
380 static const struct property_entry raumfeld_rotary_properties
[] __initconst
= {
381 PROPERTY_ENTRY_INTEGER("rotary-encoder,steps-per-period", u32
, 24),
382 PROPERTY_ENTRY_INTEGER("linux,axis", u32
, REL_X
),
383 PROPERTY_ENTRY_INTEGER("rotary-encoder,relative_axis", u32
, 1),
387 static struct platform_device rotary_encoder_device
= {
388 .name
= "rotary-encoder",
396 static struct gpio_keys_button gpio_keys_button
[] = {
403 .debounce_interval
= 5, /* ms */
412 .debounce_interval
= 5, /* ms */
421 .debounce_interval
= 5, /* ms */
427 .gpio
= GPIO_RESCUE_BOOT
,
430 .debounce_interval
= 5, /* ms */
431 .desc
= "rescue boot button",
436 .gpio
= GPIO_DOCK_DETECT
,
439 .debounce_interval
= 5, /* ms */
440 .desc
= "dock detect",
448 .debounce_interval
= 5, /* ms */
449 .desc
= "on_off button",
453 static struct gpio_keys_platform_data gpio_keys_platform_data
= {
454 .buttons
= gpio_keys_button
,
455 .nbuttons
= ARRAY_SIZE(gpio_keys_button
),
459 static struct platform_device raumfeld_gpio_keys_device
= {
463 .platform_data
= &gpio_keys_platform_data
,
471 static struct gpio_led raumfeld_leds
[] = {
473 .name
= "raumfeld:1",
476 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
479 .name
= "raumfeld:2",
482 .default_state
= LEDS_GPIO_DEFSTATE_OFF
,
486 static struct gpio_led_platform_data raumfeld_led_platform_data
= {
487 .leds
= raumfeld_leds
,
488 .num_leds
= ARRAY_SIZE(raumfeld_leds
),
491 static struct platform_device raumfeld_led_device
= {
495 .platform_data
= &raumfeld_led_platform_data
,
500 * One-wire (W1 bus) support
503 static void w1_enable_external_pullup(int enable
)
505 gpio_set_value(GPIO_W1_PULLUP_ENABLE
, enable
);
509 static struct w1_gpio_platform_data w1_gpio_platform_data
= {
510 .pin
= GPIO_ONE_WIRE
,
512 .enable_external_pullup
= w1_enable_external_pullup
,
513 .ext_pullup_enable_pin
= -EINVAL
,
516 static struct platform_device raumfeld_w1_gpio_device
= {
519 .platform_data
= &w1_gpio_platform_data
523 static void __init
raumfeld_w1_init(void)
525 int ret
= gpio_request(GPIO_W1_PULLUP_ENABLE
,
526 "W1 external pullup enable");
529 pr_warn("Unable to request GPIO_W1_PULLUP_ENABLE\n");
531 gpio_direction_output(GPIO_W1_PULLUP_ENABLE
, 0);
533 platform_device_register(&raumfeld_w1_gpio_device
);
540 static struct pwm_lookup raumfeld_pwm_lookup
[] = {
541 PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL
, 10000,
542 PWM_POLARITY_NORMAL
),
545 /* PWM controlled backlight */
546 static struct platform_pwm_backlight_data raumfeld_pwm_backlight_data
= {
547 .max_brightness
= 100,
548 .dft_brightness
= 100,
552 static struct platform_device raumfeld_pwm_backlight_device
= {
553 .name
= "pwm-backlight",
555 .parent
= &pxa27x_device_pwm0
.dev
,
556 .platform_data
= &raumfeld_pwm_backlight_data
,
560 /* LT3593 controlled backlight */
561 static struct gpio_led raumfeld_lt3593_led
= {
563 .gpio
= mfp_to_gpio(MFP_PIN_GPIO17
),
564 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
567 static struct gpio_led_platform_data raumfeld_lt3593_platform_data
= {
568 .leds
= &raumfeld_lt3593_led
,
572 static struct platform_device raumfeld_lt3593_device
= {
573 .name
= "leds-lt3593",
576 .platform_data
= &raumfeld_lt3593_platform_data
,
580 static struct pxafb_mode_info sharp_lq043t3dx02_mode
= {
594 static struct pxafb_mach_info raumfeld_sharp_lcd_info
= {
595 .modes
= &sharp_lq043t3dx02_mode
,
597 .video_mem_size
= 0x400000,
598 .lcd_conn
= LCD_COLOR_TFT_16BPP
| LCD_PCLK_EDGE_FALL
,
599 #ifdef CONFIG_PXA3XX_GCU
600 .acceleration_enabled
= 1,
604 static void __init
raumfeld_lcd_init(void)
608 ret
= gpio_request(GPIO_TFT_VA_EN
, "display VA enable");
610 pr_warn("Unable to request GPIO_TFT_VA_EN\n");
612 gpio_direction_output(GPIO_TFT_VA_EN
, 1);
616 ret
= gpio_request(GPIO_DISPLAY_ENABLE
, "display enable");
618 pr_warn("Unable to request GPIO_DISPLAY_ENABLE\n");
620 gpio_direction_output(GPIO_DISPLAY_ENABLE
, 1);
622 /* Hardware revision 2 has the backlight regulator controlled
623 * by an LT3593, earlier and later devices use PWM for that. */
624 if ((system_rev
& 0xff) == 2) {
625 platform_device_register(&raumfeld_lt3593_device
);
627 mfp_cfg_t raumfeld_pwm_pin_config
= GPIO17_PWM0_OUT
;
628 pxa3xx_mfp_config(&raumfeld_pwm_pin_config
, 1);
629 pwm_add_table(raumfeld_pwm_lookup
,
630 ARRAY_SIZE(raumfeld_pwm_lookup
));
631 platform_device_register(&raumfeld_pwm_backlight_device
);
634 pxa_set_fb_info(NULL
, &raumfeld_sharp_lcd_info
);
635 platform_device_register(&pxa3xx_device_gcu
);
642 static struct spi_gpio_platform_data raumfeld_spi_platform_data
= {
644 .mosi
= GPIO_SPI_MOSI
,
645 .miso
= GPIO_SPI_MISO
,
649 static struct platform_device raumfeld_spi_device
= {
653 .platform_data
= &raumfeld_spi_platform_data
,
657 static struct lis3lv02d_platform_data lis3_pdata
= {
658 .click_flags
= LIS3_CLICK_SINGLE_X
|
659 LIS3_CLICK_SINGLE_Y
|
661 .irq_cfg
= LIS3_IRQ1_CLICK
| LIS3_IRQ2_CLICK
,
662 .wakeup_flags
= LIS3_WAKEUP_X_LO
| LIS3_WAKEUP_X_HI
|
663 LIS3_WAKEUP_Y_LO
| LIS3_WAKEUP_Y_HI
|
664 LIS3_WAKEUP_Z_LO
| LIS3_WAKEUP_Z_HI
,
666 .click_thresh_x
= 10,
667 .click_thresh_y
= 10,
668 .click_thresh_z
= 10,
673 .modalias = "ak4104-codec", \
674 .max_speed_hz = 10000, \
677 .controller_data = (void *) GPIO_SPDIF_CS, \
682 .modalias = "lis3lv02d_spi", \
683 .max_speed_hz = 1000000, \
686 .controller_data = (void *) GPIO_ACCEL_CS, \
687 .platform_data = &lis3_pdata, \
688 .irq = PXA_GPIO_TO_IRQ(GPIO_ACCEL_IRQ), \
691 #define SPI_DAC7512 \
693 .modalias = "dac7512", \
694 .max_speed_hz = 1000000, \
697 .controller_data = (void *) GPIO_MCLK_DAC_CS, \
700 static struct spi_board_info connector_spi_devices
[] __initdata
= {
705 static struct spi_board_info speaker_spi_devices
[] __initdata
= {
709 static struct spi_board_info controller_spi_devices
[] __initdata
= {
714 * MMC for Marvell Libertas 8688 via SDIO
717 static int raumfeld_mci_init(struct device
*dev
, irq_handler_t isr
, void *data
)
719 gpio_set_value(GPIO_W2W_RESET
, 1);
720 gpio_set_value(GPIO_W2W_PDN
, 1);
725 static void raumfeld_mci_exit(struct device
*dev
, void *data
)
727 gpio_set_value(GPIO_W2W_RESET
, 0);
728 gpio_set_value(GPIO_W2W_PDN
, 0);
731 static struct pxamci_platform_data raumfeld_mci_platform_data
= {
732 .init
= raumfeld_mci_init
,
733 .exit
= raumfeld_mci_exit
,
734 .detect_delay_ms
= 200,
735 .gpio_card_detect
= -1,
741 * External power / charge logic
744 static int power_supply_init(struct device
*dev
)
749 static void power_supply_exit(struct device
*dev
)
753 static int raumfeld_is_ac_online(void)
755 return !gpio_get_value(GPIO_CHARGE_DC_OK
);
758 static int raumfeld_is_usb_online(void)
763 static char *raumfeld_power_supplicants
[] = { "ds2760-battery.0" };
765 static void raumfeld_power_signal_charged(void)
767 struct power_supply
*psy
=
768 power_supply_get_by_name(raumfeld_power_supplicants
[0]);
771 power_supply_set_battery_charged(psy
);
772 power_supply_put(psy
);
776 static int raumfeld_power_resume(void)
778 /* check if GPIO_CHARGE_DONE went low while we were sleeping */
779 if (!gpio_get_value(GPIO_CHARGE_DONE
))
780 raumfeld_power_signal_charged();
785 static struct pda_power_pdata power_supply_info
= {
786 .init
= power_supply_init
,
787 .is_ac_online
= raumfeld_is_ac_online
,
788 .is_usb_online
= raumfeld_is_usb_online
,
789 .exit
= power_supply_exit
,
790 .supplied_to
= raumfeld_power_supplicants
,
791 .num_supplicants
= ARRAY_SIZE(raumfeld_power_supplicants
),
792 .resume
= raumfeld_power_resume
,
795 static struct resource power_supply_resources
[] = {
798 .flags
= IORESOURCE_IRQ
|
799 IORESOURCE_IRQ_HIGHEDGE
| IORESOURCE_IRQ_LOWEDGE
,
800 .start
= GPIO_CHARGE_DC_OK
,
801 .end
= GPIO_CHARGE_DC_OK
,
805 static irqreturn_t
charge_done_irq(int irq
, void *dev_id
)
807 raumfeld_power_signal_charged();
811 static struct platform_device raumfeld_power_supply
= {
815 .platform_data
= &power_supply_info
,
817 .resource
= power_supply_resources
,
818 .num_resources
= ARRAY_SIZE(power_supply_resources
),
821 static void __init
raumfeld_power_init(void)
825 /* Set PEN2 high to enable maximum charge current */
826 ret
= gpio_request(GPIO_CHRG_PEN2
, "CHRG_PEN2");
828 pr_warn("Unable to request GPIO_CHRG_PEN2\n");
830 gpio_direction_output(GPIO_CHRG_PEN2
, 1);
832 ret
= gpio_request(GPIO_CHARGE_DC_OK
, "CABLE_DC_OK");
834 pr_warn("Unable to request GPIO_CHARGE_DC_OK\n");
836 ret
= gpio_request(GPIO_CHARGE_USB_SUSP
, "CHARGE_USB_SUSP");
838 pr_warn("Unable to request GPIO_CHARGE_USB_SUSP\n");
840 gpio_direction_output(GPIO_CHARGE_USB_SUSP
, 0);
842 power_supply_resources
[0].start
= gpio_to_irq(GPIO_CHARGE_DC_OK
);
843 power_supply_resources
[0].end
= gpio_to_irq(GPIO_CHARGE_DC_OK
);
845 ret
= request_irq(gpio_to_irq(GPIO_CHARGE_DONE
),
846 &charge_done_irq
, IORESOURCE_IRQ_LOWEDGE
,
847 "charge_done", NULL
);
850 printk(KERN_ERR
"%s: unable to register irq %d\n", __func__
,
853 platform_device_register(&raumfeld_power_supply
);
856 /* Fixed regulator for AUDIO_VA, 0-0048 maps to the cs4270 codec device */
858 static struct regulator_consumer_supply audio_va_consumer_supply
=
859 REGULATOR_SUPPLY("va", "0-0048");
861 static struct regulator_init_data audio_va_initdata
= {
862 .consumer_supplies
= &audio_va_consumer_supply
,
863 .num_consumer_supplies
= 1,
865 .valid_ops_mask
= REGULATOR_CHANGE_STATUS
,
869 static struct fixed_voltage_config audio_va_config
= {
870 .supply_name
= "audio_va",
871 .microvolts
= 5000000,
872 .gpio
= GPIO_AUDIO_VA_ENABLE
,
874 .enabled_at_boot
= 0,
875 .init_data
= &audio_va_initdata
,
878 static struct platform_device audio_va_device
= {
879 .name
= "reg-fixed-voltage",
882 .platform_data
= &audio_va_config
,
886 /* Dummy supplies for Codec's VD/VLC */
888 static struct regulator_consumer_supply audio_dummy_supplies
[] = {
889 REGULATOR_SUPPLY("vd", "0-0048"),
890 REGULATOR_SUPPLY("vlc", "0-0048"),
893 static struct regulator_init_data audio_dummy_initdata
= {
894 .consumer_supplies
= audio_dummy_supplies
,
895 .num_consumer_supplies
= ARRAY_SIZE(audio_dummy_supplies
),
897 .valid_ops_mask
= REGULATOR_CHANGE_STATUS
,
901 static struct fixed_voltage_config audio_dummy_config
= {
902 .supply_name
= "audio_vd",
903 .microvolts
= 3300000,
905 .init_data
= &audio_dummy_initdata
,
908 static struct platform_device audio_supply_dummy_device
= {
909 .name
= "reg-fixed-voltage",
912 .platform_data
= &audio_dummy_config
,
916 static struct platform_device
*audio_regulator_devices
[] = {
918 &audio_supply_dummy_device
,
922 * Regulator support via MAX8660
925 static struct regulator_consumer_supply vcc_mmc_supply
=
926 REGULATOR_SUPPLY("vmmc", "pxa2xx-mci.0");
928 static struct regulator_init_data vcc_mmc_init_data
= {
932 .valid_modes_mask
= REGULATOR_MODE_NORMAL
,
933 .valid_ops_mask
= REGULATOR_CHANGE_STATUS
|
934 REGULATOR_CHANGE_VOLTAGE
|
935 REGULATOR_CHANGE_MODE
,
937 .consumer_supplies
= &vcc_mmc_supply
,
938 .num_consumer_supplies
= 1,
941 static struct max8660_subdev_data max8660_v6_subdev_data
= {
944 .platform_data
= &vcc_mmc_init_data
,
947 static struct max8660_platform_data max8660_pdata
= {
948 .subdevs
= &max8660_v6_subdev_data
,
956 static struct i2c_board_info raumfeld_pwri2c_board_info
= {
959 .platform_data
= &max8660_pdata
,
962 static struct i2c_board_info raumfeld_connector_i2c_board_info __initdata
= {
967 static struct gpiod_lookup_table raumfeld_controller_gpios_table
= {
970 GPIO_LOOKUP("gpio-pxa",
971 GPIO_TOUCH_IRQ
, "attn", GPIO_ACTIVE_HIGH
),
976 static const struct resource raumfeld_controller_resources
[] __initconst
= {
978 .start
= PXA_GPIO_TO_IRQ(GPIO_TOUCH_IRQ
),
979 .end
= PXA_GPIO_TO_IRQ(GPIO_TOUCH_IRQ
),
980 .flags
= IORESOURCE_IRQ
| IRQF_TRIGGER_HIGH
,
984 static struct i2c_board_info raumfeld_controller_i2c_board_info __initdata
= {
987 .resources
= raumfeld_controller_resources
,
988 .num_resources
= ARRAY_SIZE(raumfeld_controller_resources
),
991 static struct platform_device
*raumfeld_common_devices
[] = {
992 &raumfeld_gpio_keys_device
,
993 &raumfeld_led_device
,
994 &raumfeld_spi_device
,
997 static void __init
raumfeld_audio_init(void)
1001 ret
= gpio_request(GPIO_CODEC_RESET
, "cs4270 reset");
1003 pr_warn("unable to request GPIO_CODEC_RESET\n");
1005 gpio_direction_output(GPIO_CODEC_RESET
, 1);
1007 ret
= gpio_request(GPIO_SPDIF_RESET
, "ak4104 s/pdif reset");
1009 pr_warn("unable to request GPIO_SPDIF_RESET\n");
1011 gpio_direction_output(GPIO_SPDIF_RESET
, 1);
1013 ret
= gpio_request(GPIO_MCLK_RESET
, "MCLK reset");
1015 pr_warn("unable to request GPIO_MCLK_RESET\n");
1017 gpio_direction_output(GPIO_MCLK_RESET
, 1);
1019 platform_add_devices(ARRAY_AND_SIZE(audio_regulator_devices
));
1022 static void __init
raumfeld_common_init(void)
1026 /* The on/off button polarity has changed after revision 1 */
1027 if ((system_rev
& 0xff) > 1) {
1030 for (i
= 0; i
< ARRAY_SIZE(gpio_keys_button
); i
++)
1031 if (!strcmp(gpio_keys_button
[i
].desc
, "on_off button"))
1032 gpio_keys_button
[i
].active_low
= 1;
1035 enable_irq_wake(IRQ_WAKEUP0
);
1037 pxa3xx_set_nand_info(&raumfeld_nand_info
);
1038 pxa3xx_set_i2c_power_info(NULL
);
1039 pxa_set_ohci_info(&raumfeld_ohci_info
);
1040 pxa_set_mci_info(&raumfeld_mci_platform_data
);
1041 pxa_set_i2c_info(NULL
);
1042 pxa_set_ffuart_info(NULL
);
1044 ret
= gpio_request(GPIO_W2W_RESET
, "Wi2Wi reset");
1046 pr_warn("Unable to request GPIO_W2W_RESET\n");
1048 gpio_direction_output(GPIO_W2W_RESET
, 0);
1050 ret
= gpio_request(GPIO_W2W_PDN
, "Wi2Wi powerup");
1052 pr_warn("Unable to request GPIO_W2W_PDN\n");
1054 gpio_direction_output(GPIO_W2W_PDN
, 0);
1056 /* this can be used to switch off the device */
1057 ret
= gpio_request(GPIO_SHUTDOWN_SUPPLY
, "supply shutdown");
1059 pr_warn("Unable to request GPIO_SHUTDOWN_SUPPLY\n");
1061 gpio_direction_output(GPIO_SHUTDOWN_SUPPLY
, 0);
1063 platform_add_devices(ARRAY_AND_SIZE(raumfeld_common_devices
));
1064 i2c_register_board_info(1, &raumfeld_pwri2c_board_info
, 1);
1067 static void __init __maybe_unused
raumfeld_controller_init(void)
1071 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_controller_pin_config
));
1073 gpiod_add_lookup_table(&raumfeld_rotary_gpios_table
);
1074 device_add_properties(&rotary_encoder_device
.dev
,
1075 raumfeld_rotary_properties
);
1076 platform_device_register(&rotary_encoder_device
);
1078 spi_register_board_info(ARRAY_AND_SIZE(controller_spi_devices
));
1080 gpiod_add_lookup_table(&raumfeld_controller_gpios_table
);
1081 i2c_register_board_info(0, &raumfeld_controller_i2c_board_info
, 1);
1083 ret
= gpio_request(GPIO_SHUTDOWN_BATT
, "battery shutdown");
1085 pr_warn("Unable to request GPIO_SHUTDOWN_BATT\n");
1087 gpio_direction_output(GPIO_SHUTDOWN_BATT
, 0);
1089 raumfeld_common_init();
1090 raumfeld_power_init();
1091 raumfeld_lcd_init();
1095 static void __init __maybe_unused
raumfeld_connector_init(void)
1097 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_connector_pin_config
));
1098 spi_register_board_info(ARRAY_AND_SIZE(connector_spi_devices
));
1099 i2c_register_board_info(0, &raumfeld_connector_i2c_board_info
, 1);
1101 platform_device_register(&smc91x_device
);
1103 raumfeld_audio_init();
1104 raumfeld_common_init();
1107 static void __init __maybe_unused
raumfeld_speaker_init(void)
1109 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_speaker_pin_config
));
1110 spi_register_board_info(ARRAY_AND_SIZE(speaker_spi_devices
));
1111 i2c_register_board_info(0, &raumfeld_connector_i2c_board_info
, 1);
1113 platform_device_register(&smc91x_device
);
1115 gpiod_add_lookup_table(&raumfeld_rotary_gpios_table
);
1116 device_add_properties(&rotary_encoder_device
.dev
,
1117 raumfeld_rotary_properties
);
1118 platform_device_register(&rotary_encoder_device
);
1120 raumfeld_audio_init();
1121 raumfeld_common_init();
1124 /* physical memory regions */
1125 #define RAUMFELD_SDRAM_BASE 0xa0000000 /* SDRAM region */
1127 #ifdef CONFIG_MACH_RAUMFELD_RC
1128 MACHINE_START(RAUMFELD_RC
, "Raumfeld Controller")
1129 .atag_offset
= 0x100,
1130 .init_machine
= raumfeld_controller_init
,
1131 .map_io
= pxa3xx_map_io
,
1132 .nr_irqs
= PXA_NR_IRQS
,
1133 .init_irq
= pxa3xx_init_irq
,
1134 .handle_irq
= pxa3xx_handle_irq
,
1135 .init_time
= pxa_timer_init
,
1136 .restart
= pxa_restart
,
1140 #ifdef CONFIG_MACH_RAUMFELD_CONNECTOR
1141 MACHINE_START(RAUMFELD_CONNECTOR
, "Raumfeld Connector")
1142 .atag_offset
= 0x100,
1143 .init_machine
= raumfeld_connector_init
,
1144 .map_io
= pxa3xx_map_io
,
1145 .nr_irqs
= PXA_NR_IRQS
,
1146 .init_irq
= pxa3xx_init_irq
,
1147 .handle_irq
= pxa3xx_handle_irq
,
1148 .init_time
= pxa_timer_init
,
1149 .restart
= pxa_restart
,
1153 #ifdef CONFIG_MACH_RAUMFELD_SPEAKER
1154 MACHINE_START(RAUMFELD_SPEAKER
, "Raumfeld Speaker")
1155 .atag_offset
= 0x100,
1156 .init_machine
= raumfeld_speaker_init
,
1157 .map_io
= pxa3xx_map_io
,
1158 .nr_irqs
= PXA_NR_IRQS
,
1159 .init_irq
= pxa3xx_init_irq
,
1160 .handle_irq
= pxa3xx_handle_irq
,
1161 .init_time
= pxa_timer_init
,
1162 .restart
= pxa_restart
,