diff options
Diffstat (limited to 'drivers/input/keyboard')
| -rw-r--r-- | drivers/input/keyboard/Kconfig | 9 | ||||
| -rw-r--r-- | drivers/input/keyboard/Makefile | 1 | ||||
| -rw-r--r-- | drivers/input/keyboard/aaed2000_kbd.c | 4 | ||||
| -rw-r--r-- | drivers/input/keyboard/bf54x-keys.c | 37 | ||||
| -rw-r--r-- | drivers/input/keyboard/corgikbd.c | 3 | ||||
| -rw-r--r-- | drivers/input/keyboard/gpio_keys.c | 5 | ||||
| -rw-r--r-- | drivers/input/keyboard/jornada680_kbd.c | 2 | ||||
| -rw-r--r-- | drivers/input/keyboard/jornada720_kbd.c | 4 | ||||
| -rw-r--r-- | drivers/input/keyboard/locomokbd.c | 73 | ||||
| -rw-r--r-- | drivers/input/keyboard/omap-keypad.c | 9 | ||||
| -rw-r--r-- | drivers/input/keyboard/pxa27x_keypad.c | 4 | ||||
| -rw-r--r-- | drivers/input/keyboard/sh_keysc.c | 280 | ||||
| -rw-r--r-- | drivers/input/keyboard/spitzkbd.c | 2 | ||||
| -rw-r--r-- | drivers/input/keyboard/tosakbd.c | 23 |
14 files changed, 422 insertions, 34 deletions
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 8ea709be3306..efd70a974591 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -314,4 +314,13 @@ config KEYBOARD_BFIN To compile this driver as a module, choose M here: the module will be called bf54x-keys. +config KEYBOARD_SH_KEYSC + tristate "SuperH KEYSC keypad support" + depends on SUPERH + help + Say Y here if you want to use a keypad attached to the KEYSC block + on SuperH processors such as sh7722 and sh7343. + + To compile this driver as a module, choose M here: the + module will be called sh_keysc. endif diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile index e741f4031012..0edc8f285d1c 100644 --- a/drivers/input/keyboard/Makefile +++ b/drivers/input/keyboard/Makefile @@ -26,3 +26,4 @@ obj-$(CONFIG_KEYBOARD_HP6XX) += jornada680_kbd.o obj-$(CONFIG_KEYBOARD_HP7XX) += jornada720_kbd.o obj-$(CONFIG_KEYBOARD_MAPLE) += maple_keyb.o obj-$(CONFIG_KEYBOARD_BFIN) += bf54x-keys.o +obj-$(CONFIG_KEYBOARD_SH_KEYSC) += sh_keysc.o diff --git a/drivers/input/keyboard/aaed2000_kbd.c b/drivers/input/keyboard/aaed2000_kbd.c index 72abc196ce66..a293e8b3f508 100644 --- a/drivers/input/keyboard/aaed2000_kbd.c +++ b/drivers/input/keyboard/aaed2000_kbd.c @@ -156,11 +156,15 @@ static int __devexit aaedkbd_remove(struct platform_device *pdev) return 0; } +/* work with hotplug and coldplug */ +MODULE_ALIAS("platform:aaed2000-keyboard"); + static struct platform_driver aaedkbd_driver = { .probe = aaedkbd_probe, .remove = __devexit_p(aaedkbd_remove), .driver = { .name = "aaed2000-keyboard", + .owner = THIS_MODULE, }, }; diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c index 05e3494cf8b8..54ed8e2e1c02 100644 --- a/drivers/input/keyboard/bf54x-keys.c +++ b/drivers/input/keyboard/bf54x-keys.c @@ -312,6 +312,8 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev) bfin_write_KPAD_CTL(bfin_read_KPAD_CTL() | KPAD_EN); + device_init_wakeup(&pdev->dev, 1); + printk(KERN_ERR DRV_NAME ": Blackfin BF54x Keypad registered IRQ %d\n", bf54x_kpad->irq); @@ -354,12 +356,40 @@ static int __devexit bfin_kpad_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static int bfin_kpad_suspend(struct platform_device *pdev, pm_message_t state) +{ + struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev); + + if (device_may_wakeup(&pdev->dev)) + enable_irq_wake(bf54x_kpad->irq); + + return 0; +} + +static int bfin_kpad_resume(struct platform_device *pdev) +{ + struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev); + + if (device_may_wakeup(&pdev->dev)) + disable_irq_wake(bf54x_kpad->irq); + + return 0; +} +#else +# define bfin_kpad_suspend NULL +# define bfin_kpad_resume NULL +#endif + struct platform_driver bfin_kpad_device_driver = { - .probe = bfin_kpad_probe, - .remove = __devexit_p(bfin_kpad_remove), .driver = { .name = DRV_NAME, - } + .owner = THIS_MODULE, + }, + .probe = bfin_kpad_probe, + .remove = __devexit_p(bfin_kpad_remove), + .suspend = bfin_kpad_suspend, + .resume = bfin_kpad_resume, }; static int __init bfin_kpad_init(void) @@ -378,3 +408,4 @@ module_exit(bfin_kpad_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); MODULE_DESCRIPTION("Keypad driver for BF54x Processors"); +MODULE_ALIAS("platform:bf54x-keys"); diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c index 790fed368aae..29fbec6218b9 100644 --- a/drivers/input/keyboard/corgikbd.c +++ b/drivers/input/keyboard/corgikbd.c @@ -23,6 +23,7 @@ #include <asm/arch/corgi.h> #include <asm/arch/hardware.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/hardware/scoop.h> #define KB_ROWS 8 @@ -392,6 +393,7 @@ static struct platform_driver corgikbd_driver = { .resume = corgikbd_resume, .driver = { .name = "corgi-keyboard", + .owner = THIS_MODULE, }, }; @@ -411,3 +413,4 @@ module_exit(corgikbd_exit); MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>"); MODULE_DESCRIPTION("Corgi Keyboard Driver"); MODULE_LICENSE("GPLv2"); +MODULE_ALIAS("platform:corgi-keyboard"); diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 6a9ca4bdcb74..bbd00c3fe98c 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -43,10 +43,11 @@ static irqreturn_t gpio_keys_isr(int irq, void *dev_id) input_event(input, type, button->code, !!state); input_sync(input); + return IRQ_HANDLED; } } - return IRQ_HANDLED; + return IRQ_NONE; } static int __devinit gpio_keys_probe(struct platform_device *pdev) @@ -213,6 +214,7 @@ struct platform_driver gpio_keys_device_driver = { .resume = gpio_keys_resume, .driver = { .name = "gpio-keys", + .owner = THIS_MODULE, } }; @@ -232,3 +234,4 @@ module_exit(gpio_keys_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Phil Blundell <pb@handhelds.org>"); MODULE_DESCRIPTION("Keyboard driver for CPU GPIOs"); +MODULE_ALIAS("platform:gpio-keys"); diff --git a/drivers/input/keyboard/jornada680_kbd.c b/drivers/input/keyboard/jornada680_kbd.c index a23633a2e1b4..9387da343f97 100644 --- a/drivers/input/keyboard/jornada680_kbd.c +++ b/drivers/input/keyboard/jornada680_kbd.c @@ -254,6 +254,7 @@ static int __devexit jornada680kbd_remove(struct platform_device *pdev) static struct platform_driver jornada680kbd_driver = { .driver = { .name = "jornada680_kbd", + .owner = THIS_MODULE, }, .probe = jornada680kbd_probe, .remove = __devexit_p(jornada680kbd_remove), @@ -275,3 +276,4 @@ module_exit(jornada680kbd_exit); MODULE_AUTHOR("Kristoffer Ericson <kristoffer.ericson@gmail.com>"); MODULE_DESCRIPTION("HP Jornada 620/660/680/690 Keyboard Driver"); MODULE_LICENSE("GPLv2"); +MODULE_ALIAS("platform:jornada680_kbd"); diff --git a/drivers/input/keyboard/jornada720_kbd.c b/drivers/input/keyboard/jornada720_kbd.c index 986f93cfc6b8..a1164a0c7736 100644 --- a/drivers/input/keyboard/jornada720_kbd.c +++ b/drivers/input/keyboard/jornada720_kbd.c @@ -162,9 +162,13 @@ static int __devexit jornada720_kbd_remove(struct platform_device *pdev) return 0; } +/* work with hotplug and coldplug */ +MODULE_ALIAS("platform:jornada720_kbd"); + static struct platform_driver jornada720_kbd_driver = { .driver = { .name = "jornada720_kbd", + .owner = THIS_MODULE, }, .probe = jornada720_kbd_probe, .remove = __devexit_p(jornada720_kbd_remove), diff --git a/drivers/input/keyboard/locomokbd.c b/drivers/input/keyboard/locomokbd.c index 5a0ca18d6755..9caed30f3bbb 100644 --- a/drivers/input/keyboard/locomokbd.c +++ b/drivers/input/keyboard/locomokbd.c @@ -1,14 +1,12 @@ /* - * Copyright (c) 2005 John Lenz + * LoCoMo keyboard driver for Linux-based ARM PDAs: + * - SHARP Zaurus Collie (SL-5500) + * - SHARP Zaurus Poodle (SL-5600) * + * Copyright (c) 2005 John Lenz * Based on from xtkbd.c - */ - -/* - * LoCoMo keyboard driver for Linux/ARM - */ - -/* + * + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or @@ -47,7 +45,8 @@ MODULE_LICENSE("GPL"); #define KEY_CONTACT KEY_F18 #define KEY_CENTER KEY_F15 -static unsigned char locomokbd_keycode[LOCOMOKBD_NUMKEYS] = { +static const unsigned char +locomokbd_keycode[LOCOMOKBD_NUMKEYS] __devinitconst = { 0, KEY_ESC, KEY_ACTIVITY, 0, 0, 0, 0, 0, 0, 0, /* 0 - 9 */ 0, 0, 0, 0, 0, 0, 0, KEY_MENU, KEY_HOME, KEY_CONTACT, /* 10 - 19 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 20 - 29 */ @@ -67,22 +66,21 @@ static unsigned char locomokbd_keycode[LOCOMOKBD_NUMKEYS] = { #define KB_COLS 8 #define KB_ROWMASK(r) (1 << (r)) #define SCANCODE(c,r) ( ((c)<<4) + (r) + 1 ) -#define NR_SCANCODES 128 #define KB_DELAY 8 #define SCAN_INTERVAL (HZ/10) -#define LOCOMOKBD_PRESSED 1 struct locomokbd { unsigned char keycode[LOCOMOKBD_NUMKEYS]; struct input_dev *input; char phys[32]; - struct locomo_dev *ldev; unsigned long base; spinlock_t lock; struct timer_list timer; + unsigned long suspend_jiffies; + unsigned int count_cancel; }; /* helper functions for reading the keyboard matrix */ @@ -128,7 +126,7 @@ static inline void locomokbd_reset_col(unsigned long membase, int col) /* Scan the hardware keyboard and push any changes up through the input layer */ static void locomokbd_scankeyboard(struct locomokbd *locomokbd) { - unsigned int row, col, rowd, scancode; + unsigned int row, col, rowd; unsigned long flags; unsigned int num_pressed; unsigned long membase = locomokbd->base; @@ -145,13 +143,33 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd) rowd = ~locomo_readl(membase + LOCOMO_KIB); for (row = 0; row < KB_ROWS; row++) { + unsigned int scancode, pressed, key; + scancode = SCANCODE(col, row); - if (rowd & KB_ROWMASK(row)) { - num_pressed += 1; - input_report_key(locomokbd->input, locomokbd->keycode[scancode], 1); - } else { - input_report_key(locomokbd->input, locomokbd->keycode[scancode], 0); - } + pressed = rowd & KB_ROWMASK(row); + key = locomokbd->keycode[scancode]; + + input_report_key(locomokbd->input, key, pressed); + if (likely(!pressed)) + continue; + + num_pressed++; + + /* The "Cancel/ESC" key is labeled "On/Off" on + * Collie and Poodle and should suspend the device + * if it was pressed for more than a second. */ + if (unlikely(key == KEY_ESC)) { + if (!time_after(jiffies, + locomokbd->suspend_jiffies + HZ)) + continue; + if (locomokbd->count_cancel++ + != (HZ/SCAN_INTERVAL + 1)) + continue; + input_event(locomokbd->input, EV_PWR, + KEY_SUSPEND, 1); + locomokbd->suspend_jiffies = jiffies; + } else + locomokbd->count_cancel = 0; } locomokbd_reset_col(membase, col); } @@ -162,6 +180,8 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd) /* if any keys are pressed, enable the timer */ if (num_pressed) mod_timer(&locomokbd->timer, jiffies + SCAN_INTERVAL); + else + locomokbd->count_cancel = 0; spin_unlock_irqrestore(&locomokbd->lock, flags); } @@ -186,10 +206,11 @@ static irqreturn_t locomokbd_interrupt(int irq, void *dev_id) static void locomokbd_timer_callback(unsigned long data) { struct locomokbd *locomokbd = (struct locomokbd *) data; + locomokbd_scankeyboard(locomokbd); } -static int locomokbd_probe(struct locomo_dev *dev) +static int __devinit locomokbd_probe(struct locomo_dev *dev) { struct locomokbd *locomokbd; struct input_dev *input_dev; @@ -211,7 +232,6 @@ static int locomokbd_probe(struct locomo_dev *dev) goto err_free_mem; } - locomokbd->ldev = dev; locomo_set_drvdata(dev, locomokbd); locomokbd->base = (unsigned long) dev->mapbase; @@ -222,6 +242,8 @@ static int locomokbd_probe(struct locomo_dev *dev) locomokbd->timer.function = locomokbd_timer_callback; locomokbd->timer.data = (unsigned long) locomokbd; + locomokbd->suspend_jiffies = jiffies; + locomokbd->input = input_dev; strcpy(locomokbd->phys, "locomokbd/input0"); @@ -233,9 +255,10 @@ static int locomokbd_probe(struct locomo_dev *dev) input_dev->id.version = 0x0100; input_dev->dev.parent = &dev->dev; - input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); + input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | + BIT_MASK(EV_PWR); input_dev->keycode = locomokbd->keycode; - input_dev->keycodesize = sizeof(unsigned char); + input_dev->keycodesize = sizeof(locomokbd_keycode[0]); input_dev->keycodemax = ARRAY_SIZE(locomokbd_keycode); memcpy(locomokbd->keycode, locomokbd_keycode, sizeof(locomokbd->keycode)); @@ -268,7 +291,7 @@ static int locomokbd_probe(struct locomo_dev *dev) return err; } -static int locomokbd_remove(struct locomo_dev *dev) +static int __devexit locomokbd_remove(struct locomo_dev *dev) { struct locomokbd *locomokbd = locomo_get_drvdata(dev); @@ -292,7 +315,7 @@ static struct locomo_driver keyboard_driver = { }, .devid = LOCOMO_DEVID_KEYBOARD, .probe = locomokbd_probe, - .remove = locomokbd_remove, + .remove = __devexit_p(locomokbd_remove), }; static int __init locomokbd_init(void) diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c index babc913d5492..10afd2068068 100644 --- a/drivers/input/keyboard/omap-keypad.c +++ b/drivers/input/keyboard/omap-keypad.c @@ -352,6 +352,9 @@ static int __init omap_kp_probe(struct platform_device *pdev) } omap_set_gpio_direction(row_gpios[row_idx], 1); } + } else { + col_idx = 0; + row_idx = 0; } setup_timer(&omap_kp->timer, omap_kp_timer, (unsigned long)omap_kp); @@ -415,10 +418,10 @@ err4: err3: device_remove_file(&pdev->dev, &dev_attr_enable); err2: - for (i = row_idx-1; i >=0; i--) + for (i = row_idx - 1; i >=0; i--) omap_free_gpio(row_gpios[i]); err1: - for (i = col_idx-1; i >=0; i--) + for (i = col_idx - 1; i >=0; i--) omap_free_gpio(col_gpios[i]); kfree(omap_kp); @@ -464,6 +467,7 @@ static struct platform_driver omap_kp_driver = { .resume = omap_kp_resume, .driver = { .name = "omap-keypad", + .owner = THIS_MODULE, }, }; @@ -484,3 +488,4 @@ module_exit(omap_kp_exit); MODULE_AUTHOR("Timo Teräs"); MODULE_DESCRIPTION("OMAP Keypad Driver"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:omap-keypad"); diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c index 4e651c11c1da..3dea0c5077a9 100644 --- a/drivers/input/keyboard/pxa27x_keypad.c +++ b/drivers/input/keyboard/pxa27x_keypad.c @@ -545,6 +545,9 @@ static int __devexit pxa27x_keypad_remove(struct platform_device *pdev) return 0; } +/* work with hotplug and coldplug */ +MODULE_ALIAS("platform:pxa27x-keypad"); + static struct platform_driver pxa27x_keypad_driver = { .probe = pxa27x_keypad_probe, .remove = __devexit_p(pxa27x_keypad_remove), @@ -552,6 +555,7 @@ static struct platform_driver pxa27x_keypad_driver = { .resume = pxa27x_keypad_resume, .driver = { .name = "pxa27x-keypad", + .owner = THIS_MODULE, }, }; diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c new file mode 100644 index 000000000000..8486abc457ed --- /dev/null +++ b/drivers/input/keyboard/sh_keysc.c @@ -0,0 +1,280 @@ +/* + * SuperH KEYSC Keypad Driver + * + * Copyright (C) 2008 Magnus Damm + * + * Based on gpio_keys.c, Copyright 2005 Phil Blundell + * + * 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/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/input.h> +#include <linux/io.h> +#include <asm/sh_keysc.h> + +#define KYCR1_OFFS 0x00 +#define KYCR2_OFFS 0x04 +#define KYINDR_OFFS 0x08 +#define KYOUTDR_OFFS 0x0c + +#define KYCR2_IRQ_LEVEL 0x10 +#define KYCR2_IRQ_DISABLED 0x00 + +static const struct { + unsigned char kymd, keyout, keyin; +} sh_keysc_mode[] = { + [SH_KEYSC_MODE_1] = { 0, 6, 5 }, + [SH_KEYSC_MODE_2] = { 1, 5, 6 }, + [SH_KEYSC_MODE_3] = { 2, 4, 7 }, +}; + +struct sh_keysc_priv { + void __iomem *iomem_base; + unsigned long last_keys; + struct input_dev *input; + struct sh_keysc_info pdata; +}; + +static irqreturn_t sh_keysc_isr(int irq, void *dev_id) +{ + struct platform_device *pdev = dev_id; + struct sh_keysc_priv *priv = platform_get_drvdata(pdev); + struct sh_keysc_info *pdata = &priv->pdata; + unsigned long keys, keys1, keys0, mask; + unsigned char keyin_set, tmp; + int i, k; + + dev_dbg(&pdev->dev, "isr!\n"); + + keys1 = ~0; + keys0 = 0; + + do { + keys = 0; + keyin_set = 0; + + iowrite16(KYCR2_IRQ_DISABLED, priv->iomem_base + KYCR2_OFFS); + + for (i = 0; i < sh_keysc_mode[pdata->mode].keyout; i++) { + iowrite16(0xfff ^ (3 << (i * 2)), + priv->iomem_base + KYOUTDR_OFFS); + udelay(pdata->delay); + tmp = ioread16(priv->iomem_base + KYINDR_OFFS); + keys |= tmp << (sh_keysc_mode[pdata->mode].keyin * i); + tmp ^= (1 << sh_keysc_mode[pdata->mode].keyin) - 1; + keyin_set |= tmp; + } + + iowrite16(0, priv->iomem_base + KYOUTDR_OFFS); + iowrite16(KYCR2_IRQ_LEVEL | (keyin_set << 8), + priv->iomem_base + KYCR2_OFFS); + + keys ^= ~0; + keys &= (1 << (sh_keysc_mode[pdata->mode].keyin * + sh_keysc_mode[pdata->mode].keyout)) - 1; + keys1 &= keys; + keys0 |= keys; + + dev_dbg(&pdev->dev, "keys 0x%08lx\n", keys); + + } while (ioread16(priv->iomem_base + KYCR2_OFFS) & 0x01); + + dev_dbg(&pdev->dev, "last_keys 0x%08lx keys0 0x%08lx keys1 0x%08lx\n", + priv->last_keys, keys0, keys1); + + for (i = 0; i < SH_KEYSC_MAXKEYS; i++) { + k = pdata->keycodes[i]; + if (!k) + continue; + + mask = 1 << i; + + if (!((priv->last_keys ^ keys0) & mask)) + continue; + + if ((keys1 | keys0) & mask) { + input_event(priv->input, EV_KEY, k, 1); + priv->last_keys |= mask; + } + + if (!(keys1 & mask)) { + input_event(priv->input, EV_KEY, k, 0); + priv->last_keys &= ~mask; + } + + } + input_sync(priv->input); + + return IRQ_HANDLED; +} + +#define res_size(res) ((res)->end - (res)->start + 1) + +static int __devinit sh_keysc_probe(struct platform_device *pdev) +{ + struct sh_keysc_priv *priv; + struct sh_keysc_info *pdata; + struct resource *res; + struct input_dev *input; + int i, k; + int irq, error; + + if (!pdev->dev.platform_data) { + dev_err(&pdev->dev, "no platform data defined\n"); + error = -EINVAL; + goto err0; + } + + error = -ENXIO; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res == NULL) { + dev_err(&pdev->dev, "failed to get I/O memory\n"); + goto err0; + } + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "failed to get irq\n"); + goto err0; + } + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (priv == NULL) { + dev_err(&pdev->dev, "failed to allocate driver data\n"); + error = -ENOMEM; + goto err0; + } + + platform_set_drvdata(pdev, priv); + memcpy(&priv->pdata, pdev->dev.platform_data, sizeof(priv->pdata)); + pdata = &priv->pdata; + + res = request_mem_region(res->start, res_size(res), pdev->name); + if (res == NULL) { + dev_err(&pdev->dev, "failed to request I/O memory\n"); + error = -EBUSY; + goto err1; + } + + priv->iomem_base = ioremap_nocache(res->start, res_size(res)); + if (priv->iomem_base == NULL) { + dev_err(&pdev->dev, "failed to remap I/O memory\n"); + error = -ENXIO; + goto err2; + } + + priv->input = input_allocate_device(); + if (!priv->input) { + dev_err(&pdev->dev, "failed to allocate input device\n"); + error = -ENOMEM; + goto err3; + } + + input = priv->input; + input->evbit[0] = BIT_MASK(EV_KEY); + + input->name = pdev->name; + input->phys = "sh-keysc-keys/input0"; + input->dev.parent = &pdev->dev; + + input->id.bustype = BUS_HOST; + input->id.vendor = 0x0001; + input->id.product = 0x0001; + input->id.version = 0x0100; + + error = request_irq(irq, sh_keysc_isr, 0, pdev->name, pdev); + if (error) { + dev_err(&pdev->dev, "failed to request IRQ\n"); + goto err4; + } + + for (i = 0; i < SH_KEYSC_MAXKEYS; i++) { + k = pdata->keycodes[i]; + if (k) + input_set_capability(input, EV_KEY, k); + } + + error = input_register_device(input); + if (error) { + dev_err(&pdev->dev, "failed to register input device\n"); + goto err5; + } + + iowrite16((sh_keysc_mode[pdata->mode].kymd << 8) | + pdata->scan_timing, priv->iomem_base + KYCR1_OFFS); + iowrite16(0, priv->iomem_base + KYOUTDR_OFFS); + iowrite16(KYCR2_IRQ_LEVEL, priv->iomem_base + KYCR2_OFFS); + return 0; + err5: + free_irq(irq, pdev); + err4: + input_free_device(input); + err3: + iounmap(priv->iomem_base); + err2: + release_mem_region(res->start, res_size(res)); + err1: + platform_set_drvdata(pdev, NULL); + kfree(priv); + err0: + return error; +} + +static int __devexit sh_keysc_remove(struct platform_device *pdev) +{ + struct sh_keysc_priv *priv = platform_get_drvdata(pdev); + struct resource *res; + + iowrite16(KYCR2_IRQ_DISABLED, priv->iomem_base + KYCR2_OFFS); + + input_unregister_device(priv->input); + free_irq(platform_get_irq(pdev, 0), pdev); + iounmap(priv->iomem_base); + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, res_size(res)); + + platform_set_drvdata(pdev, NULL); + kfree(priv); + return 0; +} + + +#define sh_keysc_suspend NULL +#define sh_keysc_resume NULL + +struct platform_driver sh_keysc_device_driver = { + .probe = sh_keysc_probe, + .remove = __devexit_p(sh_keysc_remove), + .suspend = sh_keysc_suspend, + .resume = sh_keysc_resume, + .driver = { + .name = "sh_keysc", + } +}; + +static int __init sh_keysc_init(void) +{ + return platform_driver_register(&sh_keysc_device_driver); +} + +static void __exit sh_keysc_exit(void) +{ + platform_driver_unregister(&sh_keysc_device_driver); +} + +module_init(sh_keysc_init); +module_exit(sh_keysc_exit); + +MODULE_AUTHOR("Magnus Damm"); +MODULE_DESCRIPTION("SuperH KEYSC Keypad Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c index 1d59a2dc3c17..61e401bc9109 100644 --- a/drivers/input/keyboard/spitzkbd.c +++ b/drivers/input/keyboard/spitzkbd.c @@ -23,6 +23,7 @@ #include <asm/arch/spitz.h> #include <asm/arch/hardware.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #define KB_ROWS 7 #define KB_COLS 11 @@ -494,3 +495,4 @@ module_exit(spitzkbd_exit); MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>"); MODULE_DESCRIPTION("Spitz Keyboard Driver"); MODULE_LICENSE("GPLv2"); +MODULE_ALIAS("platform:spitz-keyboard"); diff --git a/drivers/input/keyboard/tosakbd.c b/drivers/input/keyboard/tosakbd.c index 3884d1e3f070..94e444b4ee15 100644 --- a/drivers/input/keyboard/tosakbd.c +++ b/drivers/input/keyboard/tosakbd.c @@ -52,7 +52,7 @@ KEY_X, KEY_F, KEY_SPACE, KEY_APOSTROPHE, TOSA_KEY_MAIL, KEY_LEFT, KEY_DOWN, KEY_ struct tosakbd { unsigned int keycode[ARRAY_SIZE(tosakbd_keycode)]; struct input_dev *input; - + int suspended; spinlock_t lock; /* protect kbd scanning */ struct timer_list timer; }; @@ -133,6 +133,9 @@ static void tosakbd_scankeyboard(struct platform_device *dev) 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 @@ -174,6 +177,7 @@ static void tosakbd_scankeyboard(struct platform_device *dev) if (num_pressed) mod_timer(&tosakbd->timer, jiffies + SCAN_INTERVAL); + out: spin_unlock_irqrestore(&tosakbd->lock, flags); } @@ -200,6 +204,7 @@ static irqreturn_t tosakbd_interrupt(int irq, void *__dev) static void tosakbd_timer_callback(unsigned long __dev) { struct platform_device *dev = (struct platform_device *)__dev; + tosakbd_scankeyboard(dev); } @@ -207,6 +212,13 @@ static void tosakbd_timer_callback(unsigned long __dev) 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); + PGSR1 = (PGSR1 & ~TOSA_GPIO_LOW_STROBE_BIT); + PGSR2 = (PGSR2 & ~TOSA_GPIO_HIGH_STROBE_BIT); + tosakbd->suspended = 1; + spin_unlock_irqrestore(&tosakbd->lock, flags); del_timer_sync(&tosakbd->timer); @@ -215,6 +227,9 @@ static int tosakbd_suspend(struct platform_device *dev, pm_message_t state) static int tosakbd_resume(struct platform_device *dev) { + struct tosakbd *tosakbd = platform_get_drvdata(dev); + + tosakbd->suspended = 0; tosakbd_scankeyboard(dev); return 0; @@ -365,8 +380,8 @@ fail: return error; } -static int __devexit tosakbd_remove(struct platform_device *dev) { - +static int __devexit tosakbd_remove(struct platform_device *dev) +{ int i; struct tosakbd *tosakbd = platform_get_drvdata(dev); @@ -394,6 +409,7 @@ static struct platform_driver tosakbd_driver = { .resume = tosakbd_resume, .driver = { .name = "tosa-keyboard", + .owner = THIS_MODULE, }, }; @@ -413,3 +429,4 @@ 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"); |