diff options
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/keyboard/Kconfig | 48 | ||||
| -rw-r--r-- | drivers/input/keyboard/Makefile | 3 | ||||
| -rw-r--r-- | drivers/input/keyboard/corgikbd.c | 414 | ||||
| -rw-r--r-- | drivers/input/keyboard/spitzkbd.c | 496 | ||||
| -rw-r--r-- | drivers/input/keyboard/tosakbd.c | 431 | ||||
| -rw-r--r-- | drivers/input/touchscreen/Kconfig | 16 | ||||
| -rw-r--r-- | drivers/input/touchscreen/Makefile | 1 | ||||
| -rw-r--r-- | drivers/input/touchscreen/corgi_ts.c | 385 |
8 files changed, 0 insertions, 1794 deletions
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 64c102355f53..a8293388d019 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -143,19 +143,6 @@ config KEYBOARD_BFIN To compile this driver as a module, choose M here: the module will be called bf54x-keys. -config KEYBOARD_CORGI - tristate "Corgi keyboard (deprecated)" - depends on PXA_SHARPSL - help - Say Y here to enable the keyboard on the Sharp Zaurus SL-C7xx - series of PDAs. - - This driver is now deprecated, use generic GPIO based matrix - keyboard driver instead. - - To compile this driver as a module, choose M here: the - module will be called corgikbd. - config KEYBOARD_LKKBD tristate "DECstation/VAXstation LK201/LK401 keyboard" select SERIO @@ -339,19 +326,6 @@ config KEYBOARD_PXA930_ROTARY To compile this driver as a module, choose M here: the module will be called pxa930_rotary. -config KEYBOARD_SPITZ - tristate "Spitz keyboard (deprecated)" - depends on PXA_SHARPSL - help - Say Y here to enable the keyboard on the Sharp Zaurus SL-C1000, - SL-C3000 and Sl-C3100 series of PDAs. - - This driver is now deprecated, use generic GPIO based matrix - keyboard driver instead. - - To compile this driver as a module, choose M here: the - module will be called spitzkbd. - config KEYBOARD_STOWAWAY tristate "Stowaway keyboard" select SERIO @@ -414,28 +388,6 @@ config KEYBOARD_TWL4030 To compile this driver as a module, choose M here: the module will be called twl4030_keypad. -config KEYBOARD_TOSA - tristate "Tosa keyboard (deprecated)" - depends on MACH_TOSA - help - Say Y here to enable the keyboard on the Sharp Zaurus SL-6000x (Tosa) - - This driver is now deprecated, use generic GPIO based matrix - keyboard driver instead. - - To compile this driver as a module, choose M here: the - module will be called tosakbd. - -config KEYBOARD_TOSA_USE_EXT_KEYCODES - bool "Tosa keyboard: use extended keycodes" - depends on KEYBOARD_TOSA - help - Say Y here to enable the tosa keyboard driver to generate extended - (>= 127) keycodes. Be aware, that they can't be correctly interpreted - by either console keyboard driver or by Kdrive keybd driver. - - Say Y only if you know, what you are doing! - config KEYBOARD_XTKBD tristate "XT keyboard" select SERIO diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile index 706c6b5ed5f4..9a74127e4d17 100644 --- a/drivers/input/keyboard/Makefile +++ b/drivers/input/keyboard/Makefile @@ -11,7 +11,6 @@ obj-$(CONFIG_KEYBOARD_AMIGA) += amikbd.o obj-$(CONFIG_KEYBOARD_ATARI) += atakbd.o obj-$(CONFIG_KEYBOARD_ATKBD) += atkbd.o obj-$(CONFIG_KEYBOARD_BFIN) += bf54x-keys.o -obj-$(CONFIG_KEYBOARD_CORGI) += corgikbd.o obj-$(CONFIG_KEYBOARD_DAVINCI) += davinci_keyscan.o obj-$(CONFIG_KEYBOARD_EP93XX) += ep93xx_keypad.o obj-$(CONFIG_KEYBOARD_GPIO) += gpio_keys.o @@ -33,10 +32,8 @@ obj-$(CONFIG_KEYBOARD_PXA27x) += pxa27x_keypad.o obj-$(CONFIG_KEYBOARD_PXA930_ROTARY) += pxa930_rotary.o obj-$(CONFIG_KEYBOARD_QT2160) += qt2160.o obj-$(CONFIG_KEYBOARD_SH_KEYSC) += sh_keysc.o -obj-$(CONFIG_KEYBOARD_SPITZ) += spitzkbd.o obj-$(CONFIG_KEYBOARD_STOWAWAY) += stowaway.o obj-$(CONFIG_KEYBOARD_SUNKBD) += sunkbd.o -obj-$(CONFIG_KEYBOARD_TOSA) += tosakbd.o obj-$(CONFIG_KEYBOARD_TWL4030) += twl4030_keypad.o obj-$(CONFIG_KEYBOARD_XTKBD) += xtkbd.o obj-$(CONFIG_KEYBOARD_W90P910) += w90p910_keypad.o diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c deleted file mode 100644 index 634af6a8e6b3..000000000000 --- a/drivers/input/keyboard/corgikbd.c +++ /dev/null @@ -1,414 +0,0 @@ -/* - * Keyboard driver for Sharp Corgi models (SL-C7xx) - * - * Copyright (c) 2004-2005 Richard Purdie - * - * Based on xtkbd.c/locomkbd.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/jiffies.h> -#include <linux/module.h> -#include <linux/slab.h> - -#include <mach/corgi.h> -#include <mach/pxa2xx-gpio.h> -#include <asm/hardware/scoop.h> - -#define KB_ROWS 8 -#define KB_COLS 12 -#define KB_ROWMASK(r) (1 << (r)) -#define SCANCODE(r,c) ( ((r)<<4) + (c) + 1 ) -/* zero code, 124 scancodes */ -#define NR_SCANCODES ( SCANCODE(KB_ROWS-1,KB_COLS-1) +1 +1 ) - -#define SCAN_INTERVAL (50) /* ms */ -#define HINGE_SCAN_INTERVAL (250) /* ms */ - -#define CORGI_KEY_CALENDER KEY_F1 -#define CORGI_KEY_ADDRESS KEY_F2 -#define CORGI_KEY_FN KEY_F3 -#define CORGI_KEY_CANCEL KEY_F4 -#define CORGI_KEY_OFF KEY_SUSPEND -#define CORGI_KEY_EXOK KEY_F5 -#define CORGI_KEY_EXCANCEL KEY_F6 -#define CORGI_KEY_EXJOGDOWN KEY_F7 -#define CORGI_KEY_EXJOGUP KEY_F8 -#define CORGI_KEY_JAP1 KEY_LEFTCTRL -#define CORGI_KEY_JAP2 KEY_LEFTALT -#define CORGI_KEY_MAIL KEY_F10 -#define CORGI_KEY_OK KEY_F11 -#define CORGI_KEY_MENU KEY_F12 - -static unsigned char corgikbd_keycode[NR_SCANCODES] = { - 0, /* 0 */ - 0, KEY_1, KEY_3, KEY_5, KEY_6, KEY_7, KEY_9, KEY_0, KEY_BACKSPACE, 0, 0, 0, 0, 0, 0, 0, /* 1-16 */ - 0, KEY_2, KEY_4, KEY_R, KEY_Y, KEY_8, KEY_I, KEY_O, KEY_P, 0, 0, 0, 0, 0, 0, 0, /* 17-32 */ - KEY_TAB, KEY_Q, KEY_E, KEY_T, KEY_G, KEY_U, KEY_J, KEY_K, 0, 0, 0, 0, 0, 0, 0, 0, /* 33-48 */ - CORGI_KEY_CALENDER, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, /* 49-64 */ - CORGI_KEY_ADDRESS, KEY_A, KEY_D, KEY_C, KEY_B, KEY_N, KEY_DOT, 0, KEY_ENTER, 0, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, /* 65-80 */ - CORGI_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, 0, CORGI_KEY_FN, 0, 0, 0, 0, /* 81-96 */ - KEY_SYSRQ, CORGI_KEY_JAP1, CORGI_KEY_JAP2, CORGI_KEY_CANCEL, CORGI_KEY_OK, CORGI_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0, /* 97-112 */ - CORGI_KEY_OFF, CORGI_KEY_EXOK, CORGI_KEY_EXCANCEL, CORGI_KEY_EXJOGDOWN, CORGI_KEY_EXJOGUP, 0, 0, 0, 0, 0, 0, 0, /* 113-124 */ -}; - - -struct corgikbd { - unsigned char keycode[ARRAY_SIZE(corgikbd_keycode)]; - struct input_dev *input; - - spinlock_t lock; - struct timer_list timer; - struct timer_list htimer; - - unsigned int suspended; - unsigned long suspend_jiffies; -}; - -#define KB_DISCHARGE_DELAY 10 -#define KB_ACTIVATE_DELAY 10 - -/* Helper functions for reading the keyboard matrix - * Note: We should really be using the generic gpio functions to alter - * GPDR but it requires a function call per GPIO bit which is - * excessive when we need to access 12 bits at once, multiple times. - * These functions must be called within local_irq_save()/local_irq_restore() - * or similar. - */ -static inline void corgikbd_discharge_all(void) -{ - /* STROBE All HiZ */ - GPCR2 = CORGI_GPIO_ALL_STROBE_BIT; - GPDR2 &= ~CORGI_GPIO_ALL_STROBE_BIT; -} - -static inline void corgikbd_activate_all(void) -{ - /* STROBE ALL -> High */ - GPSR2 = CORGI_GPIO_ALL_STROBE_BIT; - GPDR2 |= CORGI_GPIO_ALL_STROBE_BIT; - - udelay(KB_DISCHARGE_DELAY); - - /* Clear any interrupts we may have triggered when altering the GPIO lines */ - GEDR1 = CORGI_GPIO_HIGH_SENSE_BIT; - GEDR2 = CORGI_GPIO_LOW_SENSE_BIT; -} - -static inline void corgikbd_activate_col(int col) -{ - /* STROBE col -> High, not col -> HiZ */ - GPSR2 = CORGI_GPIO_STROBE_BIT(col); - GPDR2 = (GPDR2 & ~CORGI_GPIO_ALL_STROBE_BIT) | CORGI_GPIO_STROBE_BIT(col); -} - -static inline void corgikbd_reset_col(int col) -{ - /* STROBE col -> Low */ - GPCR2 = CORGI_GPIO_STROBE_BIT(col); - /* STROBE col -> out, not col -> HiZ */ - GPDR2 = (GPDR2 & ~CORGI_GPIO_ALL_STROBE_BIT) | CORGI_GPIO_STROBE_BIT(col); -} - -#define GET_ROWS_STATUS(c) (((GPLR1 & CORGI_GPIO_HIGH_SENSE_BIT) >> CORGI_GPIO_HIGH_SENSE_RSHIFT) | ((GPLR2 & CORGI_GPIO_LOW_SENSE_BIT) << CORGI_GPIO_LOW_SENSE_LSHIFT)) - -/* - * The corgi keyboard only generates interrupts when a key is pressed. - * When a key is pressed, we enable a timer which then scans the - * keyboard to detect when the key is released. - */ - -/* Scan the hardware keyboard and push any changes up through the input layer */ -static void corgikbd_scankeyboard(struct corgikbd *corgikbd_data) -{ - unsigned int row, col, rowd; - unsigned long flags; - unsigned int num_pressed; - - if (corgikbd_data->suspended) - return; - - spin_lock_irqsave(&corgikbd_data->lock, flags); - - num_pressed = 0; - for (col = 0; col < KB_COLS; col++) { - /* - * Discharge the output driver capacitatance - * in the keyboard matrix. (Yes it is significant..) - */ - - corgikbd_discharge_all(); - udelay(KB_DISCHARGE_DELAY); - - corgikbd_activate_col(col); - udelay(KB_ACTIVATE_DELAY); - - rowd = GET_ROWS_STATUS(col); - for (row = 0; row < KB_ROWS; row++) { - unsigned int scancode, pressed; - - scancode = SCANCODE(row, col); - pressed = rowd & KB_ROWMASK(row); - - input_report_key(corgikbd_data->input, corgikbd_data->keycode[scancode], pressed); - - if (pressed) - num_pressed++; - - if (pressed && (corgikbd_data->keycode[scancode] == CORGI_KEY_OFF) - && time_after(jiffies, corgikbd_data->suspend_jiffies + HZ)) { - input_event(corgikbd_data->input, EV_PWR, CORGI_KEY_OFF, 1); - corgikbd_data->suspend_jiffies=jiffies; - } - } - corgikbd_reset_col(col); - } - - corgikbd_activate_all(); - - input_sync(corgikbd_data->input); - - /* if any keys are pressed, enable the timer */ - if (num_pressed) - mod_timer(&corgikbd_data->timer, jiffies + msecs_to_jiffies(SCAN_INTERVAL)); - - spin_unlock_irqrestore(&corgikbd_data->lock, flags); -} - -/* - * corgi keyboard interrupt handler. - */ -static irqreturn_t corgikbd_interrupt(int irq, void *dev_id) -{ - struct corgikbd *corgikbd_data = dev_id; - - if (!timer_pending(&corgikbd_data->timer)) { - /** wait chattering delay **/ - udelay(20); - corgikbd_scankeyboard(corgikbd_data); - } - - return IRQ_HANDLED; -} - -/* - * corgi timer checking for released keys - */ -static void corgikbd_timer_callback(unsigned long data) -{ - struct corgikbd *corgikbd_data = (struct corgikbd *) data; - corgikbd_scankeyboard(corgikbd_data); -} - -/* - * The hinge switches generate no interrupt so they need to be - * monitored by a timer. - * - * We debounce the switches and pass them to the input system. - * - * gprr == 0x00 - Keyboard with Landscape Screen - * 0x08 - No Keyboard with Portrait Screen - * 0x0c - Keyboard and Screen Closed - */ - -#define READ_GPIO_BIT(x) (GPLR(x) & GPIO_bit(x)) -#define HINGE_STABLE_COUNT 2 -static int sharpsl_hinge_state; -static int hinge_count; - -static void corgikbd_hinge_timer(unsigned long data) -{ - struct corgikbd *corgikbd_data = (struct corgikbd *) data; - unsigned long gprr; - unsigned long flags; - - gprr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_GPRR) & (CORGI_SCP_SWA | CORGI_SCP_SWB); - gprr |= (READ_GPIO_BIT(CORGI_GPIO_AK_INT) != 0); - if (gprr != sharpsl_hinge_state) { - hinge_count = 0; - sharpsl_hinge_state = gprr; - } else if (hinge_count < HINGE_STABLE_COUNT) { - hinge_count++; - if (hinge_count >= HINGE_STABLE_COUNT) { - spin_lock_irqsave(&corgikbd_data->lock, flags); - - input_report_switch(corgikbd_data->input, SW_LID, ((sharpsl_hinge_state & CORGI_SCP_SWA) != 0)); - input_report_switch(corgikbd_data->input, SW_TABLET_MODE, ((sharpsl_hinge_state & CORGI_SCP_SWB) != 0)); - input_report_switch(corgikbd_data->input, SW_HEADPHONE_INSERT, (READ_GPIO_BIT(CORGI_GPIO_AK_INT) != 0)); - input_sync(corgikbd_data->input); - - spin_unlock_irqrestore(&corgikbd_data->lock, flags); - } - } - mod_timer(&corgikbd_data->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); -} - -#ifdef CONFIG_PM -static int corgikbd_suspend(struct platform_device *dev, pm_message_t state) -{ - int i; - struct corgikbd *corgikbd = platform_get_drvdata(dev); - - corgikbd->suspended = 1; - /* strobe 0 is the power key so this can't be made an input for - powersaving therefore i = 1 */ - for (i = 1; i < CORGI_KEY_STROBE_NUM; i++) - pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_IN); - - return 0; -} - -static int corgikbd_resume(struct platform_device *dev) -{ - int i; - struct corgikbd *corgikbd = platform_get_drvdata(dev); - - for (i = 1; i < CORGI_KEY_STROBE_NUM; i++) - pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_OUT | GPIO_DFLT_HIGH); - - /* Upon resume, ignore the suspend key for a short while */ - corgikbd->suspend_jiffies=jiffies; - corgikbd->suspended = 0; - - return 0; -} -#else -#define corgikbd_suspend NULL -#define corgikbd_resume NULL -#endif - -static int __devinit corgikbd_probe(struct platform_device *pdev) -{ - struct corgikbd *corgikbd; - struct input_dev *input_dev; - int i, err = -ENOMEM; - - corgikbd = kzalloc(sizeof(struct corgikbd), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!corgikbd || !input_dev) - goto fail; - - platform_set_drvdata(pdev, corgikbd); - - corgikbd->input = input_dev; - spin_lock_init(&corgikbd->lock); - - /* Init Keyboard rescan timer */ - init_timer(&corgikbd->timer); - corgikbd->timer.function = corgikbd_timer_callback; - corgikbd->timer.data = (unsigned long) corgikbd; - - /* Init Hinge Timer */ - init_timer(&corgikbd->htimer); - corgikbd->htimer.function = corgikbd_hinge_timer; - corgikbd->htimer.data = (unsigned long) corgikbd; - - corgikbd->suspend_jiffies=jiffies; - - memcpy(corgikbd->keycode, corgikbd_keycode, sizeof(corgikbd->keycode)); - - input_dev->name = "Corgi Keyboard"; - input_dev->phys = "corgikbd/input0"; - input_dev->id.bustype = BUS_HOST; - input_dev->id.vendor = 0x0001; - input_dev->id.product = 0x0001; - input_dev->id.version = 0x0100; - input_dev->dev.parent = &pdev->dev; - - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | - BIT_MASK(EV_PWR) | BIT_MASK(EV_SW); - input_dev->keycode = corgikbd->keycode; - input_dev->keycodesize = sizeof(unsigned char); - input_dev->keycodemax = ARRAY_SIZE(corgikbd_keycode); - - for (i = 0; i < ARRAY_SIZE(corgikbd_keycode); i++) - set_bit(corgikbd->keycode[i], input_dev->keybit); - clear_bit(0, input_dev->keybit); - set_bit(SW_LID, input_dev->swbit); - set_bit(SW_TABLET_MODE, input_dev->swbit); - set_bit(SW_HEADPHONE_INSERT, input_dev->swbit); - - err = input_register_device(corgikbd->input); - if (err) - goto fail; - - mod_timer(&corgikbd->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); - - /* Setup sense interrupts - RisingEdge Detect, sense lines as inputs */ - for (i = 0; i < CORGI_KEY_SENSE_NUM; i++) { - pxa_gpio_mode(CORGI_GPIO_KEY_SENSE(i) | GPIO_IN); - if (request_irq(CORGI_IRQ_GPIO_KEY_SENSE(i), corgikbd_interrupt, - IRQF_DISABLED | IRQF_TRIGGER_RISING, - "corgikbd", corgikbd)) - printk(KERN_WARNING "corgikbd: Can't get IRQ: %d!\n", i); - } - - /* Set Strobe lines as outputs - set high */ - for (i = 0; i < CORGI_KEY_STROBE_NUM; i++) - pxa_gpio_mode(CORGI_GPIO_KEY_STROBE(i) | GPIO_OUT | GPIO_DFLT_HIGH); - - /* Setup the headphone jack as an input */ - pxa_gpio_mode(CORGI_GPIO_AK_INT | GPIO_IN); - - return 0; - - fail: input_free_device(input_dev); - kfree(corgikbd); - return err; -} - -static int __devexit corgikbd_remove(struct platform_device *pdev) -{ - int i; - struct corgikbd *corgikbd = platform_get_drvdata(pdev); - - for (i = 0; i < CORGI_KEY_SENSE_NUM; i++) - free_irq(CORGI_IRQ_GPIO_KEY_SENSE(i), corgikbd); - - del_timer_sync(&corgikbd->htimer); - del_timer_sync(&corgikbd->timer); - - input_unregister_device(corgikbd->input); - - kfree(corgikbd); - - return 0; -} - -static struct platform_driver corgikbd_driver = { - .probe = corgikbd_probe, - .remove = __devexit_p(corgikbd_remove), - .suspend = corgikbd_suspend, - .resume = corgikbd_resume, - .driver = { - .name = "corgi-keyboard", - .owner = THIS_MODULE, - }, -}; - -static int __init corgikbd_init(void) -{ - return platform_driver_register(&corgikbd_driver); -} - -static void __exit corgikbd_exit(void) -{ - platform_driver_unregister(&corgikbd_driver); -} - -module_init(corgikbd_init); -module_exit(corgikbd_exit); - -MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>"); -MODULE_DESCRIPTION("Corgi Keyboard Driver"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:corgi-keyboard"); diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c deleted file mode 100644 index 13967422658c..000000000000 --- a/drivers/input/keyboard/spitzkbd.c +++ /dev/null @@ -1,496 +0,0 @@ -/* - * Keyboard driver for Sharp Spitz, Borzoi and Akita (SL-Cxx00 series) - * - * Copyright (c) 2005 Richard Purdie - * - * Based on corgikbd.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/jiffies.h> -#include <linux/module.h> -#include <linux/slab.h> - -#include <mach/spitz.h> -#include <mach/pxa2xx-gpio.h> - -#define KB_ROWS 7 -#define KB_COLS 11 -#define KB_ROWMASK(r) (1 << (r)) -#define SCANCODE(r,c) (((r)<<4) + (c) + 1) -#define NR_SCANCODES ((KB_ROWS<<4) + 1) - -#define SCAN_INTERVAL (50) /* ms */ -#define HINGE_SCAN_INTERVAL (150) /* ms */ - -#define SPITZ_KEY_CALENDER KEY_F1 -#define SPITZ_KEY_ADDRESS KEY_F2 -#define SPITZ_KEY_FN KEY_F3 -#define SPITZ_KEY_CANCEL KEY_F4 -#define SPITZ_KEY_EXOK KEY_F5 -#define SPITZ_KEY_EXCANCEL KEY_F6 -#define SPITZ_KEY_EXJOGDOWN KEY_F7 -#define SPITZ_KEY_EXJOGUP KEY_F8 -#define SPITZ_KEY_JAP1 KEY_LEFTALT -#define SPITZ_KEY_JAP2 KEY_RIGHTCTRL -#define SPITZ_KEY_SYNC KEY_F9 -#define SPITZ_KEY_MAIL KEY_F10 -#define SPITZ_KEY_OK KEY_F11 -#define SPITZ_KEY_MENU KEY_F12 - -static unsigned char spitzkbd_keycode[NR_SCANCODES] = { - 0, /* 0 */ - KEY_LEFTCTRL, KEY_1, KEY_3, KEY_5, KEY_6, KEY_7, KEY_9, KEY_0, KEY_BACKSPACE, SPITZ_KEY_EXOK, SPITZ_KEY_EXCANCEL, 0, 0, 0, 0, 0, /* 1-16 */ - 0, KEY_2, KEY_4, KEY_R, KEY_Y, KEY_8, KEY_I, KEY_O, KEY_P, SPITZ_KEY_EXJOGDOWN, SPITZ_KEY_EXJOGUP, 0, 0, 0, 0, 0, /* 17-32 */ - KEY_TAB, KEY_Q, KEY_E, KEY_T, KEY_G, KEY_U, KEY_J, KEY_K, 0, 0, 0, 0, 0, 0, 0, 0, /* 33-48 */ - SPITZ_KEY_ADDRESS, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, /* 49-64 */ - SPITZ_KEY_CALENDER, KEY_A, KEY_D, KEY_C, KEY_B, KEY_N, KEY_DOT, 0, KEY_ENTER, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, 0, /* 65-80 */ - SPITZ_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, SPITZ_KEY_FN, 0, 0, 0, 0, 0, /* 81-96 */ - KEY_SYSRQ, SPITZ_KEY_JAP1, SPITZ_KEY_JAP2, SPITZ_KEY_CANCEL, SPITZ_KEY_OK, SPITZ_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0 /* 97-112 */ -}; - -static int spitz_strobes[] = { - SPITZ_GPIO_KEY_STROBE0, - SPITZ_GPIO_KEY_STROBE1, - SPITZ_GPIO_KEY_STROBE2, - SPITZ_GPIO_KEY_STROBE3, - SPITZ_GPIO_KEY_STROBE4, - SPITZ_GPIO_KEY_STROBE5, - SPITZ_GPIO_KEY_STROBE6, - SPITZ_GPIO_KEY_STROBE7, - SPITZ_GPIO_KEY_STROBE8, - SPITZ_GPIO_KEY_STROBE9, - SPITZ_GPIO_KEY_STROBE10, -}; - -static int spitz_senses[] = { - SPITZ_GPIO_KEY_SENSE0, - SPITZ_GPIO_KEY_SENSE1, - SPITZ_GPIO_KEY_SENSE2, - SPITZ_GPIO_KEY_SENSE3, - SPITZ_GPIO_KEY_SENSE4, - SPITZ_GPIO_KEY_SENSE5, - SPITZ_GPIO_KEY_SENSE6, -}; - -struct spitzkbd { - unsigned char keycode[ARRAY_SIZE(spitzkbd_keycode)]; - struct input_dev *input; - char phys[32]; - - spinlock_t lock; - struct timer_list timer; - struct timer_list htimer; - - unsigned int suspended; - unsigned long suspend_jiffies; -}; - -#define KB_DISCHARGE_DELAY 10 -#define KB_ACTIVATE_DELAY 10 - -/* Helper functions for reading the keyboard matrix - * Note: We should really be using the generic gpio functions to alter - * GPDR but it requires a function call per GPIO bit which is - * excessive when we need to access 11 bits at once, multiple times. - * These functions must be called within local_irq_save()/local_irq_restore() - * or similar. - */ -static inline void spitzkbd_discharge_all(void) -{ - /* STROBE All HiZ */ - GPCR0 = SPITZ_GPIO_G0_STROBE_BIT; - GPDR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; - GPCR1 = SPITZ_GPIO_G1_STROBE_BIT; - GPDR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; - GPCR2 = SPITZ_GPIO_G2_STROBE_BIT; - GPDR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; - GPCR3 = SPITZ_GPIO_G3_STROBE_BIT; - GPDR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; -} - -static inline void spitzkbd_activate_all(void) -{ - /* STROBE ALL -> High */ - GPSR0 = SPITZ_GPIO_G0_STROBE_BIT; - GPDR0 |= SPITZ_GPIO_G0_STROBE_BIT; - GPSR1 = SPITZ_GPIO_G1_STROBE_BIT; - GPDR1 |= SPITZ_GPIO_G1_STROBE_BIT; - GPSR2 = SPITZ_GPIO_G2_STROBE_BIT; - GPDR2 |= SPITZ_GPIO_G2_STROBE_BIT; - GPSR3 = SPITZ_GPIO_G3_STROBE_BIT; - GPDR3 |= SPITZ_GPIO_G3_STROBE_BIT; - - udelay(KB_DISCHARGE_DELAY); - - /* Clear any interrupts we may have triggered when altering the GPIO lines */ - GEDR0 = SPITZ_GPIO_G0_SENSE_BIT; - GEDR1 = SPITZ_GPIO_G1_SENSE_BIT; - GEDR2 = SPITZ_GPIO_G2_SENSE_BIT; - GEDR3 = SPITZ_GPIO_G3_SENSE_BIT; -} - -static inline void spitzkbd_activate_col(int col) -{ - int gpio = spitz_strobes[col]; - GPDR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; - GPDR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; - GPDR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; - GPDR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; - GPSR(gpio) = GPIO_bit(gpio); - GPDR(gpio) |= GPIO_bit(gpio); -} - -static inline void spitzkbd_reset_col(int col) -{ - int gpio = spitz_strobes[col]; - GPDR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; - GPDR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; - GPDR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; - GPDR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; - GPCR(gpio) = GPIO_bit(gpio); - GPDR(gpio) |= GPIO_bit(gpio); -} - -static inline int spitzkbd_get_row_status(int col) -{ - return ((GPLR0 >> 12) & 0x01) | ((GPLR0 >> 16) & 0x02) - | ((GPLR2 >> 25) & 0x04) | ((GPLR1 << 1) & 0x08) - | ((GPLR1 >> 0) & 0x10) | ((GPLR1 >> 1) & 0x60); -} - -/* - * The spitz keyboard only generates interrupts when a key is pressed. - * When a key is pressed, we enable a timer which then scans the - * keyboard to detect when the key is released. - */ - -/* Scan the hardware keyboard and push any changes up through the input layer */ -static void spitzkbd_scankeyboard(struct spitzkbd *spitzkbd_data) -{ - unsigned int row, col, rowd; - unsigned long flags; - unsigned int num_pressed, pwrkey = ((GPLR(SPITZ_GPIO_ON_KEY) & GPIO_bit(SPITZ_GPIO_ON_KEY)) != 0); - - if (spitzkbd_data->suspended) - return; - - spin_lock_irqsave(&spitzkbd_data->lock, flags); - - num_pressed = 0; - for (col = 0; col < KB_COLS; col++) { - /* - * Discharge the output driver capacitatance - * in the keyboard matrix. (Yes it is significant..) - */ - - spitzkbd_discharge_all(); - udelay(KB_DISCHARGE_DELAY); - - spitzkbd_activate_col(col); - udelay(KB_ACTIVATE_DELAY); - - rowd = spitzkbd_get_row_status(col); - for (row = 0; row < KB_ROWS; row++) { - unsigned int scancode, pressed; - - scancode = SCANCODE(row, col); - pressed = rowd & KB_ROWMASK(row); - - input_report_key(spitzkbd_data->input, spitzkbd_data->keycode[scancode], pressed); - - if (pressed) - num_pressed++; - } - spitzkbd_reset_col(col); - } - - spitzkbd_activate_all(); - - input_report_key(spitzkbd_data->input, SPITZ_KEY_SYNC, (GPLR(SPITZ_GPIO_SYNC) & GPIO_bit(SPITZ_GPIO_SYNC)) != 0 ); - input_report_key(spitzkbd_data->input, KEY_SUSPEND, pwrkey); - - if (pwrkey && time_after(jiffies, spitzkbd_data->suspend_jiffies + msecs_to_jiffies(1000))) { - input_event(spitzkbd_data->input, EV_PWR, KEY_SUSPEND, 1); - spitzkbd_data->suspend_jiffies = jiffies; - } - - input_sync(spitzkbd_data->input); - - /* if any keys are pressed, enable the timer */ - if (num_pressed) - mod_timer(&spitzkbd_data->timer, jiffies + msecs_to_jiffies(SCAN_INTERVAL)); - - spin_unlock_irqrestore(&spitzkbd_data->lock, flags); -} - -/* - * spitz keyboard interrupt handler. - */ -static irqreturn_t spitzkbd_interrupt(int irq, void *dev_id) -{ - struct spitzkbd *spitzkbd_data = dev_id; - - if (!timer_pending(&spitzkbd_data->timer)) { - /** wait chattering delay **/ - udelay(20); - spitzkbd_scankeyboard(spitzkbd_data); - } - - return IRQ_HANDLED; -} - -/* - * spitz timer checking for released keys - */ -static void spitzkbd_timer_callback(unsigned long data) -{ - struct spitzkbd *spitzkbd_data = (struct spitzkbd *) data; - - spitzkbd_scankeyboard(spitzkbd_data); -} - -/* - * The hinge switches generate an interrupt. - * We debounce the switches and pass them to the input system. - */ - -static irqreturn_t spitzkbd_hinge_isr(int irq, void *dev_id) -{ - struct spitzkbd *spitzkbd_data = dev_id; - - if (!timer_pending(&spitzkbd_data->htimer)) - mod_timer(&spitzkbd_data->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); - - return IRQ_HANDLED; -} - -#define HINGE_STABLE_COUNT 2 -static int sharpsl_hinge_state; -static int hinge_count; - -static void spitzkbd_hinge_timer(unsigned long data) -{ - struct spitzkbd *spitzkbd_data = (struct spitzkbd *) data; - unsigned long state; - unsigned long flags; - - state = GPLR(SPITZ_GPIO_SWA) & (GPIO_bit(SPITZ_GPIO_SWA)|GPIO_bit(SPITZ_GPIO_SWB)); - state |= (GPLR(SPITZ_GPIO_AK_INT) & GPIO_bit(SPITZ_GPIO_AK_INT)); - if (state != sharpsl_hinge_state) { - hinge_count = 0; - sharpsl_hinge_state = state; - } else if (hinge_count < HINGE_STABLE_COUNT) { - hinge_count++; - } - - if (hinge_count >= HINGE_STABLE_COUNT) { - spin_lock_irqsave(&spitzkbd_data->lock, flags); - - input_report_switch(spitzkbd_data->input, SW_LID, ((GPLR(SPITZ_GPIO_SWA) & GPIO_bit(SPITZ_GPIO_SWA)) != 0)); - input_report_switch(spitzkbd_data->input, SW_TABLET_MODE, ((GPLR(SPITZ_GPIO_SWB) & GPIO_bit(SPITZ_GPIO_SWB)) != 0)); - input_report_switch(spitzkbd_data->input, SW_HEADPHONE_INSERT, ((GPLR(SPITZ_GPIO_AK_INT) & GPIO_bit(SPITZ_GPIO_AK_INT)) != 0)); - input_sync(spitzkbd_data->input); - - spin_unlock_irqrestore(&spitzkbd_data->lock, flags); - } else { - mod_timer(&spitzkbd_data->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); - } -} - -#ifdef CONFIG_PM -static int spitzkbd_suspend(struct platform_device *dev, pm_message_t state) -{ - int i; - struct spitzkbd *spitzkbd = platform_get_drvdata(dev); - spitzkbd->suspended = 1; - - /* Set Strobe lines as inputs - *except* strobe line 0 leave this - enabled so we can detect a power button press for resume */ - for (i = 1; i < SPITZ_KEY_STROBE_NUM; i++) - pxa_gpio_mode(spitz_strobes[i] | GPIO_IN); - - return 0; -} - -static int spitzkbd_resume(struct platform_device *dev) -{ - int i; - struct spitzkbd *spitzkbd = platform_get_drvdata(dev); - - for (i = 0; i < SPITZ_KEY_STROBE_NUM; i++) - pxa_gpio_mode(spitz_strobes[i] | GPIO_OUT | GPIO_DFLT_HIGH); - - /* Upon resume, ignore the suspend key for a short while */ - spitzkbd->suspend_jiffies = jiffies; - spitzkbd->suspended = 0; - - return 0; -} -#else -#define spitzkbd_suspend NULL -#define spitzkbd_resume NULL -#endif - -static int __devinit spitzkbd_probe(struct platform_device *dev) -{ - struct spitzkbd *spitzkbd; - struct input_dev *input_dev; - int i, err = -ENOMEM; - - spitzkbd = kzalloc(sizeof(struct spitzkbd), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!spitzkbd || !input_dev) - goto fail; - - platform_set_drvdata(dev, spitzkbd); - strcpy(spitzkbd->phys, "spitzkbd/input0"); - - spin_lock_init(&spitzkbd->lock); - - /* Init Keyboard rescan timer */ - init_timer(&spitzkbd->timer); - spitzkbd->timer.function = spitzkbd_timer_callback; - spitzkbd->timer.data = (unsigned long) spitzkbd; - - /* Init Hinge Timer */ - init_timer(&spitzkbd->htimer); - spitzkbd->htimer.function = spitzkbd_hinge_timer; - spitzkbd->htimer.data = (unsigned long) spitzkbd; - - spitzkbd->suspend_jiffies = jiffies; - - spitzkbd->input = input_dev; - - input_dev->name = "Spitz Keyboard"; - input_dev->phys = spitzkbd->phys; - input_dev->dev.parent = &dev->dev; - - input_dev->id.bustype = BUS_HOST; - input_dev->id.vendor = 0x0001; - input_dev->id.product = 0x0001; - input_dev->id.version = 0x0100; - - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | - BIT_MASK(EV_PWR) | BIT_MASK(EV_SW); - input_dev->keycode = spitzkbd->keycode; - input_dev->keycodesize = sizeof(unsigned char); - input_dev->keycodemax = ARRAY_SIZE(spitzkbd_keycode); - - memcpy(spitzkbd->keycode, spitzkbd_keycode, sizeof(spitzkbd->keycode)); - for (i = 0; i < ARRAY_SIZE(spitzkbd_keycode); i++) - set_bit(spitzkbd->keycode[i], input_dev->keybit); - clear_bit(0, input_dev->keybit); - set_bit(KEY_SUSPEND, input_dev->keybit); - set_bit(SW_LID, input_dev->swbit); - set_bit(SW_TABLET_MODE, input_dev->swbit); - set_bit(SW_HEADPHONE_INSERT, input_dev->swbit); - - err = input_register_device(input_dev); - if (err) - goto fail; - - mod_timer(&spitzkbd->htimer, jiffies + msecs_to_jiffies(HINGE_SCAN_INTERVAL)); - - /* Setup sense interrupts - RisingEdge Detect, sense lines as inputs */ - for (i = 0; i < SPITZ_KEY_SENSE_NUM; i++) { - pxa_gpio_mode(spitz_senses[i] | GPIO_IN); - if (request_irq(IRQ_GPIO(spitz_senses[i]), spitzkbd_interrupt, - IRQF_DISABLED|IRQF_TRIGGER_RISING, - "Spitzkbd Sense", spitzkbd)) - printk(KERN_WARNING "spitzkbd: Can't get Sense IRQ: %d!\n", i); - } - - /* Set Strobe lines as outputs - set high */ - for (i = 0; i < SPITZ_KEY_STROBE_NUM; i++) - pxa_gpio_mode(spitz_strobes[i] | GPIO_OUT | GPIO_DFLT_HIGH); - - pxa_gpio_mode(SPITZ_GPIO_SYNC | GPIO_IN); - pxa_gpio_mode(SPITZ_GPIO_ON_KEY | GPIO_IN); - pxa_gpio_mode(SPITZ_GPIO_SWA | GPIO_IN); - pxa_gpio_mode(SPITZ_GPIO_SWB | GPIO_IN); - - request_irq(SPITZ_IRQ_GPIO_SYNC, spitzkbd_interrupt, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd Sync", spitzkbd); - request_irq(SPITZ_IRQ_GPIO_ON_KEY, spitzkbd_interrupt, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd PwrOn", spitzkbd); - request_irq(SPITZ_IRQ_GPIO_SWA, spitzkbd_hinge_isr, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd SWA", spitzkbd); - request_irq(SPITZ_IRQ_GPIO_SWB, spitzkbd_hinge_isr, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd SWB", spitzkbd); - request_irq(SPITZ_IRQ_GPIO_AK_INT, spitzkbd_hinge_isr, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Spitzkbd HP", spitzkbd); - - return 0; - - fail: input_free_device(input_dev); - kfree(spitzkbd); - return err; -} - -static int __devexit spitzkbd_remove(struct platform_device *dev) -{ - int i; - struct spitzkbd *spitzkbd = platform_get_drvdata(dev); - - for (i = 0; i < SPITZ_KEY_SENSE_NUM; i++) - free_irq(IRQ_GPIO(spitz_senses[i]), spitzkbd); - - free_irq(SPITZ_IRQ_GPIO_SYNC, spitzkbd); - free_irq(SPITZ_IRQ_GPIO_ON_KEY, spitzkbd); - free_irq(SPITZ_IRQ_GPIO_SWA, spitzkbd); - free_irq(SPITZ_IRQ_GPIO_SWB, spitzkbd); - free_irq(SPITZ_IRQ_GPIO_AK_INT, spitzkbd); - - del_timer_sync(&spitzkbd->htimer); - del_timer_sync(&spitzkbd->timer); - - input_unregister_device(spitzkbd->input); - - kfree(spitzkbd); - - return 0; -} - -static struct platform_driver spitzkbd_driver = { - .probe = spitzkbd_probe, - .remove = __devexit_p(spitzkbd_remove), - .suspend = spitzkbd_suspend, - .resume = spitzkbd_resume, - .driver = { - .name = "spitz-keyboard", - .owner = THIS_MODULE, - }, -}; - -static int __init spitzkbd_init(void) -{ - return platform_driver_register(&spitzkbd_driver); -} - -static void __exit spitzkbd_exit(void) -{ - platform_driver_unregister(&spitzkbd_driver); -} - -module_init(spitzkbd_init); -module_exit(spitzkbd_exit); - -MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>"); -MODULE_DESCRIPTION("Spitz Keyboard Driver"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:spitz-keyboard"); diff --git a/drivers/input/keyboard/tosakbd.c b/drivers/input/keyboard/tosakbd.c deleted file mode 100644 index 3910f269cfc8..000000000000 --- a/drivers/input/keyboard/tosakbd.c +++ /dev/null @@ -1,431 +0,0 @@ -/* - * Keyboard driver for Sharp Tosa models (SL-6000x) - * - * Copyright (c) 2005 Dirk Opfer - * Copyright (c) 2007 Dmitry Baryshkov - * - * Based on xtkbd.c/locomkbd.c/corgikbd.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/input.h> -#include <linux/delay.h> -#include <linux/interrupt.h> -#include <linux/slab.h> - -#include <mach/gpio.h> -#include <mach/tosa.h> - -#define KB_ROWMASK(r) (1 << (r)) -#define SCANCODE(r, c) (((r)<<4) + (c) + 1) -#define NR_SCANCODES SCANCODE(TOSA_KEY_SENSE_NUM - 1, TOSA_KEY_STROBE_NUM - 1) + 1 - -#define SCAN_INTERVAL (HZ/10) - -#define KB_DISCHARGE_DELAY 10 -#define KB_ACTIVATE_DELAY 10 - -static unsigned short tosakbd_keycode[NR_SCANCODES] = { -0, -0, KEY_W, 0, 0, 0, KEY_K, KEY_BACKSPACE, KEY_P, -0, 0, 0, 0, 0, 0, 0, 0, -KEY_Q, KEY_E, KEY_T, KEY_Y, 0, KEY_O, KEY_I, KEY_COMMA, -0, 0, 0, 0, 0, 0, 0, 0, -KEY_A, KEY_D, KEY_G, KEY_U, 0, KEY_L, KEY_ENTER, KEY_DOT, -0, 0, 0, 0, 0, 0, 0, 0, -KEY_Z, KEY_C, KEY_V, KEY_J, TOSA_KEY_ADDRESSBOOK, TOSA_KEY_CANCEL, TOSA_KEY_CENTER, TOSA_KEY_OK, -KEY_LEFTSHIFT, 0, 0, 0, 0, 0, 0, 0, -KEY_S, KEY_R, KEY_B, KEY_N, TOSA_KEY_CALENDAR, TOSA_KEY_HOMEPAGE, KEY_LEFTCTRL, TOSA_KEY_LIGHT, -0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, -KEY_TAB, KEY_SLASH, KEY_H, KEY_M, TOSA_KEY_MENU, 0, KEY_UP, 0, -0, 0, TOSA_KEY_FN, 0, 0, 0, 0, 0, -KEY_X, KEY_F, KEY_SPACE, KEY_APOSTROPHE, TOSA_KEY_MAIL, KEY_LEFT, KEY_DOWN, KEY_RIGHT, -0, 0, 0, -}; - -struct tosakbd { - unsigned short keycode[ARRAY_SIZE(tosakbd_keycode)]; - struct input_dev *input; - bool suspended; - spinlock_t lock; /* protect kbd scanning */ - struct timer_list timer; -}; - - -/* Helper functions for reading the keyboard matrix - * Note: We should really be using the generic gpio functions to alter - * GPDR but it requires a function call per GPIO bit which is - * excessive when we need to access 12 bits at once, multiple times. - * These functions must be called within local_irq_save()/local_irq_restore() - * or similar. - */ -#define GET_ROWS_STATUS(c) ((GPLR2 & TOSA_GPIO_ALL_SENSE_BIT) >> TOSA_GPIO_ALL_SENSE_RSHIFT) - -static inline void tosakbd_discharge_all(void) -{ - /* STROBE All HiZ */ - GPCR1 = TOSA_GPIO_HIGH_STROBE_BIT; - GPDR1 &= ~TOSA_GPIO_HIGH_STROBE_BIT; - GPCR2 = TOSA_GPIO_LOW_STROBE_BIT; - GPDR2 &= ~TOSA_GPIO_LOW_STROBE_BIT; -} - -static inline void tosakbd_activate_all(void) -{ - /* STROBE ALL -> High */ - GPSR1 = TOSA_GPIO_HIGH_STROBE_BIT; - GPDR1 |= TOSA_GPIO_HIGH_STROBE_BIT; - GPSR2 = TOSA_GPIO_LOW_STROBE_BIT; - GPDR2 |= TOSA_GPIO_LOW_STROBE_BIT; - - udelay(KB_DISCHARGE_DELAY); - - /* STATE CLEAR */ - GEDR2 |= TOSA_GPIO_ALL_SENSE_BIT; -} - -static inline void tosakbd_activate_col(int col) -{ - if (col <= 5) { - /* STROBE col -> High, not col -> HiZ */ - GPSR1 = TOSA_GPIO_STROBE_BIT(col); - GPDR1 = (GPDR1 & ~TOSA_GPIO_HIGH_STROBE_BIT) | TOSA_GPIO_STROBE_BIT(col); - } else { - /* STROBE col -> High, not col -> HiZ */ - GPSR2 = TOSA_GPIO_STROBE_BIT(col); - GPDR2 = (GPDR2 & ~TOSA_GPIO_LOW_STROBE_BIT) | TOSA_GPIO_STROBE_BIT(col); - } -} - -static inline void tosakbd_reset_col(int col) -{ - if (col <= 5) { - /* STROBE col -> Low */ - GPCR1 = TOSA_GPIO_STROBE_BIT(col); - /* STROBE col -> out, not col -> HiZ */ - GPDR1 = (GPDR1 & ~TOSA_GPIO_HIGH_STROBE_BIT) | TOSA_GPIO_STROBE_BIT(col); - } else { - /* STROBE col -> Low */ - GPCR2 = TOSA_GPIO_STROBE_BIT(col); - /* STROBE col -> out, not col -> HiZ */ - GPDR2 = (GPDR2 & ~TOSA_GPIO_LOW_STROBE_BIT) | TOSA_GPIO_STROBE_BIT(col); - } -} -/* - * The tosa keyboard only generates interrupts when a key is pressed. - * So when a key is pressed, we enable a timer. This timer scans the - * keyboard, and this is how we detect when the key is released. - */ - -/* Scan the hardware keyboard and push any changes up through the input layer */ -static void tosakbd_scankeyboard(struct platform_device *dev) -{ - struct tosakbd *tosakbd = platform_get_drvdata(dev); - unsigned int row, col, rowd; - unsigned long flags; - unsigned int num_pressed = 0; - - spin_lock_irqsave(&tosakbd->lock, flags); - - if (tosakbd->suspended) - goto out; - - for (col = 0; col < TOSA_KEY_STROBE_NUM; col++) { - /* - * Discharge the output driver capacitatance - * in the keyboard matrix. (Yes it is significant..) - */ - tosakbd_discharge_all(); - udelay(KB_DISCHARGE_DELAY); - - tosakbd_activate_col(col); - udelay(KB_ACTIVATE_DELAY); - - rowd = GET_ROWS_STATUS(col); - - for (row = 0; row < TOSA_KEY_SENSE_NUM; row++) { - unsigned int scancode, pressed; - scancode = SCANCODE(row, col); - pressed = rowd & KB_ROWMASK(row); - - if (pressed && !tosakbd->keycode[scancode]) - dev_warn(&dev->dev, - "unhandled scancode: 0x%02x\n", - scancode); - - input_report_key(tosakbd->input, - tosakbd->keycode[scancode], - pressed); - if (pressed) - num_pressed++; - } - - tosakbd_reset_col(col); - } - - tosakbd_activate_all(); - - input_sync(tosakbd->input); - - /* if any keys are pressed, enable the timer */ - if (num_pressed) - mod_timer(&tosakbd->timer, jiffies + SCAN_INTERVAL); - - out: - spin_unlock_irqrestore(&tosakbd->lock, flags); -} - -/* - * tosa keyboard interrupt handler. - */ -static irqreturn_t tosakbd_interrupt(int irq, void *__dev) -{ - struct platform_device *dev = __dev; - struct tosakbd *tosakbd = platform_get_drvdata(dev); - - if (!timer_pending(&tosakbd->timer)) { - /** wait chattering delay **/ - udelay(20); - tosakbd_scankeyboard(dev); - } - - return IRQ_HANDLED; -} - -/* - * tosa timer checking for released keys - */ -static void tosakbd_timer_callback(unsigned long __dev) -{ - struct platform_device *dev = (struct platform_device *)__dev; - - tosakbd_scankeyboard(dev); -} - -#ifdef CONFIG_PM -static int tosakbd_suspend(struct platform_device *dev, pm_message_t state) -{ - struct tosakbd *tosakbd = platform_get_drvdata(dev); - unsigned long flags; - - spin_lock_irqsave(&tosakbd->lock, flags); - tosakbd->suspended = true; - spin_unlock_irqrestore(&tosakbd->lock, flags); - - del_timer_sync(&tosakbd->timer); - - return 0; -} - -static int tosakbd_resume(struct platform_device *dev) -{ - struct tosakbd *tosakbd = platform_get_drvdata(dev); - - tosakbd->suspended = false; - tosakbd_scankeyboard(dev); - - return 0; -} -#else -#define tosakbd_suspend NULL -#define tosakbd_resume NULL -#endif - -static int __devinit tosakbd_probe(struct platform_device *pdev) { - - int i; - struct tosakbd *tosakbd; - struct input_dev *input_dev; - int error; - - tosakbd = kzalloc(sizeof(struct tosakbd), GFP_KERNEL); - if (!tosakbd) - return -ENOMEM; - - input_dev = input_allocate_device(); - if (!input_dev) { - kfree(tosakbd); - return -ENOMEM; - } - - platform_set_drvdata(pdev, tosakbd); - - spin_lock_init(&tosakbd->lock); - - /* Init Keyboard rescan timer */ - init_timer(&tosakbd->timer); - tosakbd->timer.function = tosakbd_timer_callback; - tosakbd->timer.data = (unsigned long) pdev; - - tosakbd->input = input_dev; - - input_set_drvdata(input_dev, tosakbd); - input_dev->name = "Tosa Keyboard"; - input_dev->phys = "tosakbd/input0"; - input_dev->dev.parent = &pdev->dev; - - input_dev->id.bustype = BUS_HOST; - input_dev->id.vendor = 0x0001; - input_dev->id.product = 0x0001; - input_dev->id.version = 0x0100; - - input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP); - input_dev->keycode = tosakbd->keycode; - input_dev->keycodesize = sizeof(tosakbd->keycode[0]); - input_dev->keycodemax = ARRAY_SIZE(tosakbd_keycode); - - memcpy(tosakbd->keycode, tosakbd_keycode, sizeof(tosakbd_keycode)); - - for (i = 0; i < ARRAY_SIZE(tosakbd_keycode); i++) - __set_bit(tosakbd->keycode[i], input_dev->keybit); - __clear_bit(KEY_RESERVED, input_dev->keybit); - - /* Setup sense interrupts - RisingEdge Detect, sense lines as inputs */ - for (i = 0; i < TOSA_KEY_SENSE_NUM; i++) { - int gpio = TOSA_GPIO_KEY_SENSE(i); - int irq; - error = gpio_request(gpio, "tosakbd"); - if (error < 0) { - printk(KERN_ERR "tosakbd: failed to request GPIO %d, " - " error %d\n", gpio, error); - goto fail; - } - - error = gpio_direction_input(TOSA_GPIO_KEY_SENSE(i)); - if (error < 0) { - printk(KERN_ERR "tosakbd: failed to configure input" - " direction for GPIO %d, error %d\n", - gpio, error); - gpio_free(gpio); - goto fail; - } - - irq = gpio_to_irq(gpio); - if (irq < 0) { - error = irq; - printk(KERN_ERR "gpio-keys: Unable to get irq number" - " for GPIO %d, error %d\n", - gpio, error); - gpio_free(gpio); - goto fail; - } - - error = request_irq(irq, tosakbd_interrupt, - IRQF_DISABLED | IRQF_TRIGGER_RISING, - "tosakbd", pdev); - - if (error) { - printk("tosakbd: Can't get IRQ: %d: error %d!\n", - irq, error); - gpio_free(gpio); - goto fail; - } - } - - /* Set Strobe lines as outputs - set high */ - for (i = 0; i < TOSA_KEY_STROBE_NUM; i++) { - int gpio = TOSA_GPIO_KEY_STROBE(i); - error = gpio_request(gpio, "tosakbd"); - if (error < 0) { - printk(KERN_ERR "tosakbd: failed to request GPIO %d, " - " error %d\n", gpio, error); - goto fail2; - } - - error = gpio_direction_output(gpio, 1); - if (error < 0) { - printk(KERN_ERR "tosakbd: failed to configure input" - " direction for GPIO %d, error %d\n", - gpio, error); - gpio_free(gpio); - goto fail2; - } - - } - - error = input_register_device(input_dev); - if (error) { - printk(KERN_ERR "tosakbd: Unable to register input device, " - "error: %d\n", error); - goto fail2; - } - - printk(KERN_INFO "input: Tosa Keyboard Registered\n"); - - return 0; - -fail2: - while (--i >= 0) - gpio_free(TOSA_GPIO_KEY_STROBE(i)); - - i = TOSA_KEY_SENSE_NUM; -fail: - while (--i >= 0) { - free_irq(gpio_to_irq(TOSA_GPIO_KEY_SENSE(i)), pdev); - gpio_free(TOSA_GPIO_KEY_SENSE(i)); - } - - platform_set_drvdata(pdev, NULL); - input_free_device(input_dev); - kfree(tosakbd); - - return error; -} - -static int __devexit tosakbd_remove(struct platform_device *dev) -{ - int i; - struct tosakbd *tosakbd = platform_get_drvdata(dev); - - for (i = 0; i < TOSA_KEY_STROBE_NUM; i++) - gpio_free(TOSA_GPIO_KEY_STROBE(i)); - - for (i = 0; i < TOSA_KEY_SENSE_NUM; i++) { - free_irq(gpio_to_irq(TOSA_GPIO_KEY_SENSE(i)), dev); - gpio_free(TOSA_GPIO_KEY_SENSE(i)); - } - - del_timer_sync(&tosakbd->timer); - - input_unregister_device(tosakbd->input); - - kfree(tosakbd); - - return 0; -} - -static struct platform_driver tosakbd_driver = { - .probe = tosakbd_probe, - .remove = __devexit_p(tosakbd_remove), - .suspend = tosakbd_suspend, - .resume = tosakbd_resume, - .driver = { - .name = "tosa-keyboard", - .owner = THIS_MODULE, - }, -}; - -static int __devinit tosakbd_init(void) -{ - return platform_driver_register(&tosakbd_driver); -} - -static void __exit tosakbd_exit(void) -{ - platform_driver_unregister(&tosakbd_driver); -} - -module_init(tosakbd_init); -module_exit(tosakbd_exit); - -MODULE_AUTHOR("Dirk Opfer <Dirk@Opfer-Online.de>"); -MODULE_DESCRIPTION("Tosa Keyboard Driver"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:tosa-keyboard"); diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index 8a8fa4d2d6a8..3d1ade2e5196 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -99,22 +99,6 @@ config TOUCHSCREEN_BITSY To compile this driver as a module, choose M here: the module will be called h3600_ts_input. -config TOUCHSCREEN_CORGI - tristate "SharpSL (Corgi and Spitz series) touchscreen driver (DEPRECATED)" - depends on PXA_SHARPSL - select CORGI_SSP_DEPRECATED - help - Say Y here to enable the driver for the touchscreen on the - Sharp SL-C7xx and SL-Cxx00 series of PDAs. - - If unsure, say N. - - To compile this driver as a module, choose M here: the - module will be called corgi_ts. - - NOTE: this driver is deprecated, try enable SPI and generic - ADS7846-based touchscreen driver. - config TOUCHSCREEN_DA9034 tristate "Touchscreen support for Dialog Semiconductor DA9034" depends on PMIC_DA903X diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile index 7fef7d5cca23..41145d074dec 100644 --- a/drivers/input/touchscreen/Makefile +++ b/drivers/input/touchscreen/Makefile @@ -12,7 +12,6 @@ obj-$(CONFIG_TOUCHSCREEN_AD7879) += ad7879.o obj-$(CONFIG_TOUCHSCREEN_ADS7846) += ads7846.o obj-$(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) += atmel_tsadcc.o obj-$(CONFIG_TOUCHSCREEN_BITSY) += h3600_ts_input.o -obj-$(CONFIG_TOUCHSCREEN_CORGI) += corgi_ts.o obj-$(CONFIG_TOUCHSCREEN_DYNAPRO) += dynapro.o obj-$(CONFIG_TOUCHSCREEN_GUNZE) += gunze.o obj-$(CONFIG_TOUCHSCREEN_EETI) += eeti_ts.o diff --git a/drivers/input/touchscreen/corgi_ts.c b/drivers/input/touchscreen/corgi_ts.c deleted file mode 100644 index 94a1919d439d..000000000000 --- a/drivers/input/touchscreen/corgi_ts.c +++ /dev/null @@ -1,385 +0,0 @@ -/* - * Touchscreen driver for Sharp SL-C7xx and SL-Cxx00 models - * - * Copyright (c) 2004-2005 Richard Purdie - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - - -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/input.h> -#include <linux/interrupt.h> -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/irq.h> - -#include <mach/sharpsl.h> -#include <mach/hardware.h> -#include <mach/pxa2xx-gpio.h> - - -#define PWR_MODE_ACTIVE 0 -#define PWR_MODE_SUSPEND 1 - -#define X_AXIS_MAX 3830 -#define X_AXIS_MIN 150 -#define Y_AXIS_MAX 3830 -#define Y_AXIS_MIN 190 -#define PRESSURE_MIN 0 -#define PRESSURE_MAX 15000 - -struct ts_event { - short pressure; - short x; - short y; -}; - -struct corgi_ts { - struct input_dev *input; - struct timer_list timer; - struct ts_event tc; - int pendown; - int power_mode; - int irq_gpio; - struct corgits_machinfo *machinfo; -}; - -#ifdef CONFIG_PXA25x -#define CCNT(a) asm volatile ("mrc p14, 0, %0, C1, C0, 0" : "=r"(a)) -#define PMNC_GET(x) asm volatile ("mrc p14, 0, %0, C0, C0, 0" : "=r"(x)) -#define PMNC_SET(x) asm volatile ("mcr p14, 0, %0, C0, C0, 0" : : "r"(x)) -#endif -#ifdef CONFIG_PXA27x -#define CCNT(a) asm volatile ("mrc p14, 0, %0, C1, C1, 0" : "=r"(a)) -#define PMNC_GET(x) asm volatile ("mrc p14, 0, %0, C0, C1, 0" : "=r"(x)) -#define PMNC_SET(x) asm volatile ("mcr p14, 0, %0, C0, C1, 0" : : "r"(x)) -#endif - -/* ADS7846 Touch Screen Controller bit definitions */ -#define ADSCTRL_PD0 (1u << 0) /* PD0 */ -#define ADSCTRL_PD1 (1u << 1) /* PD1 */ -#define ADSCTRL_DFR (1u << 2) /* SER/DFR */ -#define ADSCTRL_MOD (1u << 3) /* Mode */ -#define ADSCTRL_ADR_SH 4 /* Address setting */ -#define ADSCTRL_STS (1u << 7) /* Start Bit */ - -/* External Functions */ -extern unsigned int get_clk_frequency_khz(int info); - -static unsigned long calc_waittime(struct corgi_ts *corgi_ts) -{ - unsigned long hsync_invperiod = corgi_ts->machinfo->get_hsync_invperiod(); - - if (hsync_invperiod) - return get_clk_frequency_khz(0)*1000/hsync_invperiod; - else - return 0; -} - -static int sync_receive_data_send_cmd(struct corgi_ts *corgi_ts, int doRecive, int doSend, - unsigned int address, unsigned long wait_time) -{ - unsigned long timer1 = 0, timer2, pmnc = 0; - int pos = 0; - - if (wait_time && doSend) { - PMNC_GET(pmnc); - if (!(pmnc & 0x01)) - PMNC_SET(0x01); - - /* polling HSync */ - corgi_ts->machinfo->wait_hsync(); - /* get CCNT */ - CCNT(timer1); - } - - if (doRecive) - pos = corgi_ssp_ads7846_get(); - - if (doSend) { - int cmd = ADSCTRL_PD0 | ADSCTRL_PD1 | (address << ADSCTRL_ADR_SH) | ADSCTRL_STS; - /* dummy command */ - corgi_ssp_ads7846_put(cmd); - corgi_ssp_ads7846_get(); - - if (wait_time) { - /* Wait after HSync */ - CCNT(timer2); - if (timer2-timer1 > wait_time) { - /* too slow - timeout, try again */ - corgi_ts->machinfo->wait_hsync(); - /* get CCNT */ - CCNT(timer1); - /* Wait after HSync */ - CCNT(timer2); - } - while (timer2 - timer1 < wait_time) - CCNT(timer2); - } - corgi_ssp_ads7846_put(cmd); - if (wait_time && !(pmnc & 0x01)) - PMNC_SET(pmnc); - } - return pos; -} - -static int read_xydata(struct corgi_ts *corgi_ts) -{ - unsigned int x, y, z1, z2; - unsigned long flags, wait_time; - - /* critical section */ - local_irq_save(flags); - corgi_ssp_ads7846_lock(); - wait_time = calc_waittime(corgi_ts); - - /* Y-axis */ - sync_receive_data_send_cmd(corgi_ts, 0, 1, 1u, wait_time); - - /* Y-axis */ - sync_receive_data_send_cmd(corgi_ts, 1, 1, 1u, wait_time); - - /* X-axis */ - y = sync_receive_data_send_cmd(corgi_ts, 1, 1, 5u, wait_time); - - /* Z1 */ - x = sync_receive_data_send_cmd(corgi_ts, 1, 1, 3u, wait_time); - - /* Z2 */ - z1 = sync_receive_data_send_cmd(corgi_ts, 1, 1, 4u, wait_time); - z2 = sync_receive_data_send_cmd(corgi_ts, 1, 0, 4u, wait_time); - - /* Power-Down Enable */ - corgi_ssp_ads7846_put((1u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - corgi_ssp_ads7846_get(); - - corgi_ssp_ads7846_unlock(); - local_irq_restore(flags); - - if (x== 0 || y == 0 || z1 == 0 || (x * (z2 - z1) / z1) >= 15000) { - corgi_ts->tc.pressure = 0; - return 0; - } - - corgi_ts->tc.x = x; - corgi_ts->tc.y = y; - corgi_ts->tc.pressure = (x * (z2 - z1)) / z1; - return 1; -} - -static void new_data(struct corgi_ts *corgi_ts) -{ - struct input_dev *dev = corgi_ts->input; - - if (corgi_ts->power_mode != PWR_MODE_ACTIVE) - return; - - if (!corgi_ts->tc.pressure && corgi_ts->pendown == 0) - return; - - input_report_abs(dev, ABS_X, corgi_ts->tc.x); - input_report_abs(dev, ABS_Y, corgi_ts->tc.y); - input_report_abs(dev, ABS_PRESSURE, corgi_ts->tc.pressure); - input_report_key(dev, BTN_TOUCH, corgi_ts->pendown); - input_sync(dev); -} - -static void ts_interrupt_main(struct corgi_ts *corgi_ts, int isTimer) -{ - if ((GPLR(IRQ_TO_GPIO(corgi_ts->irq_gpio)) & GPIO_bit(IRQ_TO_GPIO(corgi_ts->irq_gpio))) == 0) { - /* Disable Interrupt */ - set_irq_type(corgi_ts->irq_gpio, IRQ_TYPE_NONE); - if (read_xydata(corgi_ts)) { - corgi_ts->pendown = 1; - new_data(corgi_ts); - } - mod_timer(&corgi_ts->timer, jiffies + HZ / 100); - } else { - if (corgi_ts->pendown == 1 || corgi_ts->pendown == 2) { - mod_timer(&corgi_ts->timer, jiffies + HZ / 100); - corgi_ts->pendown++; - return; - } - - if (corgi_ts->pendown) { - corgi_ts->tc.pressure = 0; - new_data(corgi_ts); - } - - /* Enable Falling Edge */ - set_irq_type(corgi_ts->irq_gpio, IRQ_TYPE_EDGE_FALLING); - corgi_ts->pendown = 0; - } -} - -static void corgi_ts_timer(unsigned long data) -{ - struct corgi_ts *corgits_data = (struct corgi_ts *) data; - - ts_interrupt_main(corgits_data, 1); -} - -static irqreturn_t ts_interrupt(int irq, void *dev_id) -{ - struct corgi_ts *corgits_data = dev_id; - - ts_interrupt_main(corgits_data, 0); - return IRQ_HANDLED; -} - -#ifdef CONFIG_PM -static int corgits_suspend(struct platform_device *dev, pm_message_t state) -{ - struct corgi_ts *corgi_ts = platform_get_drvdata(dev); - - if (corgi_ts->pendown) { - del_timer_sync(&corgi_ts->timer); - corgi_ts->tc.pressure = 0; - new_data(corgi_ts); - corgi_ts->pendown = 0; - } - corgi_ts->power_mode = PWR_MODE_SUSPEND; - - corgi_ssp_ads7846_putget((1u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - - return 0; -} - -static int corgits_resume(struct platform_device *dev) -{ - struct corgi_ts *corgi_ts = platform_get_drvdata(dev); - - corgi_ssp_ads7846_putget((4u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - /* Enable Falling Edge */ - set_irq_type(corgi_ts->irq_gpio, IRQ_TYPE_EDGE_FALLING); - corgi_ts->power_mode = PWR_MODE_ACTIVE; - - return 0; -} -#else -#define corgits_suspend NULL -#define corgits_resume NULL -#endif - -static int __devinit corgits_probe(struct platform_device *pdev) -{ - struct corgi_ts *corgi_ts; - struct input_dev *input_dev; - int err = -ENOMEM; - - corgi_ts = kzalloc(sizeof(struct corgi_ts), GFP_KERNEL); - input_dev = input_allocate_device(); - if (!corgi_ts || !input_dev) - goto fail1; - - platform_set_drvdata(pdev, corgi_ts); - - corgi_ts->machinfo = pdev->dev.platform_data; - corgi_ts->irq_gpio = platform_get_irq(pdev, 0); - - if (corgi_ts->irq_gpio < 0) { - err = -ENODEV; - goto fail1; - } - - corgi_ts->input = input_dev; - - init_timer(&corgi_ts->timer); - corgi_ts->timer.data = (unsigned long) corgi_ts; - corgi_ts->timer.function = corgi_ts_timer; - - input_dev->name = "Corgi Touchscreen"; - input_dev->phys = "corgits/input0"; - input_dev->id.bustype = BUS_HOST; - input_dev->id.vendor = 0x0001; - input_dev->id.product = 0x0002; - input_dev->id.version = 0x0100; - input_dev->dev.parent = &pdev->dev; - - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); - input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH); - input_set_abs_params(input_dev, ABS_X, X_AXIS_MIN, X_AXIS_MAX, 0, 0); - input_set_abs_params(input_dev, ABS_Y, Y_AXIS_MIN, Y_AXIS_MAX, 0, 0); - input_set_abs_params(input_dev, ABS_PRESSURE, PRESSURE_MIN, PRESSURE_MAX, 0, 0); - - pxa_gpio_mode(IRQ_TO_GPIO(corgi_ts->irq_gpio) | GPIO_IN); - - /* Initiaize ADS7846 Difference Reference mode */ - corgi_ssp_ads7846_putget((1u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - mdelay(5); - corgi_ssp_ads7846_putget((3u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - mdelay(5); - corgi_ssp_ads7846_putget((4u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - mdelay(5); - corgi_ssp_ads7846_putget((5u << ADSCTRL_ADR_SH) | ADSCTRL_STS); - mdelay(5); - - if (request_irq(corgi_ts->irq_gpio, ts_interrupt, IRQF_DISABLED, "ts", corgi_ts)) { - err = -EBUSY; - goto fail1; - } - - err = input_register_device(corgi_ts->input); - if (err) - goto fail2; - - corgi_ts->power_mode = PWR_MODE_ACTIVE; - - /* Enable Falling Edge */ - set_irq_type(corgi_ts->irq_gpio, IRQ_TYPE_EDGE_FALLING); - - return 0; - - fail2: free_irq(corgi_ts->irq_gpio, corgi_ts); - fail1: input_free_device(input_dev); - kfree(corgi_ts); - return err; -} - -static int __devexit corgits_remove(struct platform_device *pdev) -{ - struct corgi_ts *corgi_ts = platform_get_drvdata(pdev); - - free_irq(corgi_ts->irq_gpio, corgi_ts); - del_timer_sync(&corgi_ts->timer); - corgi_ts->machinfo->put_hsync(); - input_unregister_device(corgi_ts->input); - kfree(corgi_ts); - - return 0; -} - -static struct platform_driver corgits_driver = { - .probe = corgits_probe, - .remove = __devexit_p(corgits_remove), - .suspend = corgits_suspend, - .resume = corgits_resume, - .driver = { - .name = "corgi-ts", - .owner = THIS_MODULE, - }, -}; - -static int __init corgits_init(void) -{ - return platform_driver_register(&corgits_driver); -} - -static void __exit corgits_exit(void) -{ - platform_driver_unregister(&corgits_driver); -} - -module_init(corgits_init); -module_exit(corgits_exit); - -MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>"); -MODULE_DESCRIPTION("Corgi TouchScreen Driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:corgi-ts"); |