forked from Minki/linux
Input: add driver for stowaway serial keyboards
Add support for stowaway and stowaway compatible (eg. dicota inutPDA) serial keyboards. Reported to work on palm zire71 and palm tungsten T3. Signed-off-by: Marek Vasut <marek.vasut@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Marek Vasut
Dmitry Torokhov
parent
0612ec4876
commit
f35d0616bd
@ -121,6 +121,17 @@ config KEYBOARD_NEWTON
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To compile this driver as a module, choose M here: the
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module will be called newtonkbd.
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config KEYBOARD_STOWAWAY
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tristate "Stowaway keyboard"
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select SERIO
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help
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Say Y here if you have a Stowaway keyboard on a serial port.
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Stowaway compatible keyboards like Dicota Input-PDA keyboard
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are also supported by this driver.
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To compile this driver as a module, choose M here: the
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module will be called stowaway.
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config KEYBOARD_CORGI
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tristate "Corgi keyboard"
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depends on PXA_SHARPSL
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@ -11,6 +11,7 @@ obj-$(CONFIG_KEYBOARD_XTKBD) += xtkbd.o
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obj-$(CONFIG_KEYBOARD_AMIGA) += amikbd.o
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obj-$(CONFIG_KEYBOARD_LOCOMO) += locomokbd.o
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obj-$(CONFIG_KEYBOARD_NEWTON) += newtonkbd.o
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obj-$(CONFIG_KEYBOARD_STOWAWAY) += stowaway.o
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obj-$(CONFIG_KEYBOARD_CORGI) += corgikbd.o
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obj-$(CONFIG_KEYBOARD_SPITZ) += spitzkbd.o
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obj-$(CONFIG_KEYBOARD_HIL) += hil_kbd.o
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187
drivers/input/keyboard/stowaway.c
Normal file
187
drivers/input/keyboard/stowaway.c
Normal file
@ -0,0 +1,187 @@
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/*
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* Stowaway keyboard driver for Linux
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*/
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/*
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* Copyright (c) 2006 Marek Vasut
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*
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* Based on Newton keyboard driver for Linux
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* by Justin Cormack
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*/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Should you need to contact me, the author, you can do so either by
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* e-mail - mail your message to <marek.vasut@gmail.com>, or by paper mail:
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* Marek Vasut, Liskovecka 559, Frydek-Mistek, 738 01 Czech Republic
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*/
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#include <linux/slab.h>
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#include <linux/module.h>
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#include <linux/input.h>
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#include <linux/init.h>
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#include <linux/serio.h>
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#define DRIVER_DESC "Stowaway keyboard driver"
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MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
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MODULE_DESCRIPTION(DRIVER_DESC);
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MODULE_LICENSE("GPL");
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#define SKBD_KEY_MASK 0x7f
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#define SKBD_RELEASE 0x80
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static unsigned char skbd_keycode[128] = {
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KEY_1, KEY_2, KEY_3, KEY_Z, KEY_4, KEY_5, KEY_6, KEY_7,
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0, KEY_Q, KEY_W, KEY_E, KEY_R, KEY_T, KEY_Y, KEY_GRAVE,
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KEY_X, KEY_A, KEY_S, KEY_D, KEY_F, KEY_G, KEY_H, KEY_SPACE,
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KEY_CAPSLOCK, KEY_TAB, KEY_LEFTCTRL, 0, 0, 0, 0, 0,
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0, 0, 0, KEY_LEFTALT, 0, 0, 0, 0,
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0, 0, 0, 0, KEY_C, KEY_V, KEY_B, KEY_N,
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KEY_MINUS, KEY_EQUAL, KEY_BACKSPACE, KEY_HOME, KEY_8, KEY_9, KEY_0, KEY_ESC,
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KEY_LEFTBRACE, KEY_RIGHTBRACE, KEY_BACKSLASH, KEY_END, KEY_U, KEY_I, KEY_O, KEY_P,
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KEY_APOSTROPHE, KEY_ENTER, KEY_PAGEUP,0, KEY_J, KEY_K, KEY_L, KEY_SEMICOLON,
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KEY_SLASH, KEY_UP, KEY_PAGEDOWN, 0,KEY_M, KEY_COMMA, KEY_DOT, KEY_INSERT,
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KEY_DELETE, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0,
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KEY_LEFTSHIFT, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6, KEY_F7,
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KEY_F8, KEY_F9, KEY_F10, KEY_F11, KEY_F12, 0, 0, 0
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};
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struct skbd {
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unsigned char keycode[128];
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struct input_dev *dev;
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struct serio *serio;
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char phys[32];
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};
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static irqreturn_t skbd_interrupt(struct serio *serio, unsigned char data,
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unsigned int flags, struct pt_regs *regs)
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{
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struct skbd *skbd = serio_get_drvdata(serio);
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struct input_dev *dev = skbd->dev;
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if (skbd->keycode[data & SKBD_KEY_MASK]) {
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input_regs(dev, regs);
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input_report_key(dev, skbd->keycode[data & SKBD_KEY_MASK],
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!(data & SKBD_RELEASE));
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input_sync(dev);
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}
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return IRQ_HANDLED;
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}
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static int skbd_connect(struct serio *serio, struct serio_driver *drv)
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{
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struct skbd *skbd;
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struct input_dev *input_dev;
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int err = -ENOMEM;
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int i;
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skbd = kzalloc(sizeof(struct skbd), GFP_KERNEL);
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input_dev = input_allocate_device();
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if (!skbd || !input_dev)
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goto fail1;
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skbd->serio = serio;
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skbd->dev = input_dev;
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snprintf(skbd->phys, sizeof(skbd->phys), "%s/input0", serio->phys);
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memcpy(skbd->keycode, skbd_keycode, sizeof(skbd->keycode));
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input_dev->name = "Stowaway Keyboard";
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input_dev->phys = skbd->phys;
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input_dev->id.bustype = BUS_RS232;
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input_dev->id.vendor = SERIO_STOWAWAY;
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input_dev->id.product = 0x0001;
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input_dev->id.version = 0x0100;
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input_dev->cdev.dev = &serio->dev;
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input_dev->private = skbd;
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input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
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input_dev->keycode = skbd->keycode;
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input_dev->keycodesize = sizeof(unsigned char);
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input_dev->keycodemax = ARRAY_SIZE(skbd_keycode);
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for (i = 0; i < ARRAY_SIZE(skbd_keycode); i++)
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set_bit(skbd_keycode[i], input_dev->keybit);
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clear_bit(0, input_dev->keybit);
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serio_set_drvdata(serio, skbd);
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err = serio_open(serio, drv);
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if (err)
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goto fail2;
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err = input_register_device(skbd->dev);
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if (err)
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goto fail3;
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return 0;
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fail3: serio_close(serio);
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fail2: serio_set_drvdata(serio, NULL);
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fail1: input_free_device(input_dev);
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kfree(skbd);
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return err;
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}
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static void skbd_disconnect(struct serio *serio)
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{
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struct skbd *skbd = serio_get_drvdata(serio);
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serio_close(serio);
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serio_set_drvdata(serio, NULL);
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input_unregister_device(skbd->dev);
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kfree(skbd);
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}
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static struct serio_device_id skbd_serio_ids[] = {
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{
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.type = SERIO_RS232,
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.proto = SERIO_STOWAWAY,
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.id = SERIO_ANY,
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.extra = SERIO_ANY,
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},
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{ 0 }
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};
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MODULE_DEVICE_TABLE(serio, skbd_serio_ids);
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static struct serio_driver skbd_drv = {
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.driver = {
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.name = "stowaway",
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},
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.description = DRIVER_DESC,
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.id_table = skbd_serio_ids,
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.interrupt = skbd_interrupt,
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.connect = skbd_connect,
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.disconnect = skbd_disconnect,
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};
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static int __init skbd_init(void)
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{
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serio_register_driver(&skbd_drv);
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return 0;
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}
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static void __exit skbd_exit(void)
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{
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serio_unregister_driver(&skbd_drv);
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}
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module_init(skbd_init);
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module_exit(skbd_exit);
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