Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0a4e1aa4063550faf7bc1c33b37c587796e931f
Commit: b0a4e1aa4063550faf7bc1c33b37c587796e931f
Parent: 2aa2cb9e7a20910d890f874e16a43a81b725ec54
Author: Kristoffer Ericson <[EMAIL PROTECTED]>
AuthorDate: Wed Sep 26 00:02:49 2007 -0400
Committer: Dmitry Torokhov <[EMAIL PROTECTED]>
CommitDate: Wed Sep 26 00:02:49 2007 -0400
Input: add support for HP Jornada 7xx onboard keyboard
The driver supports onboard keyboards of HP Jornada 710/720/728
Signed-off-by: Kristoffer Ericson <[EMAIL PROTECTED]>
Signed-off-by: Dmitry Torokhov <[EMAIL PROTECTED]>
---
drivers/input/keyboard/Kconfig | 10 ++
drivers/input/keyboard/Makefile | 1 +
drivers/input/keyboard/jornada720_kbd.c | 181 +++++++++++++++++++++++++++++++
3 files changed, 192 insertions(+), 0 deletions(-)
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 1881900..18303f2 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -219,6 +219,16 @@ config KEYBOARD_HP6XX
To compile this driver as a module, choose M here: the
module will be called jornada680_kbd.
+config KEYBOARD_HP7XX
+ tristate "HP Jornada 7XX Keyboard Driver"
+ depends on SA1100_JORNADA720_SSP && SA1100_SSP
+ help
+ Say Y here to add support for the HP Jornada 7xx (710/720/728)
+ onboard keyboard.
+
+ To compile this driver as a module, choose M here: the
+ module will be called jornada720_kbd.
+
config KEYBOARD_OMAP
tristate "TI OMAP keypad support"
depends on (ARCH_OMAP1 || ARCH_OMAP2)
diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile
index 7ecd2b0..4cc7dc9 100644
--- a/drivers/input/keyboard/Makefile
+++ b/drivers/input/keyboard/Makefile
@@ -22,4 +22,5 @@ obj-$(CONFIG_KEYBOARD_PXA27x) += pxa27x_keyboard.o
obj-$(CONFIG_KEYBOARD_AAED2000) += aaed2000_kbd.o
obj-$(CONFIG_KEYBOARD_GPIO) += gpio_keys.o
obj-$(CONFIG_KEYBOARD_HP6XX) += jornada680_kbd.o
+obj-$(CONFIG_KEYBOARD_HP7XX) += jornada720_kbd.o
diff --git a/drivers/input/keyboard/jornada720_kbd.c
b/drivers/input/keyboard/jornada720_kbd.c
new file mode 100644
index 0000000..dd8a037
--- /dev/null
+++ b/drivers/input/keyboard/jornada720_kbd.c
@@ -0,0 +1,181 @@
+/*
+ * drivers/input/keyboard/jornada720_kbd.c
+ *
+ * HP Jornada 720 keyboard platform driver
+ *
+ * Copyright (C) 2006/2007 Kristoffer Ericson <[EMAIL PROTECTED]>
+ *
+ * Copyright (C) 2006 jornada 720 kbd driver by
+ Filip Zyzniewsk <[EMAIL PROTECTED]
+ * based on (C) 2004 jornada 720 kbd driver by
+ Alex Lange <[EMAIL PROTECTED]>
+ *
+ * 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/device.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <asm/arch/jornada720.h>
+#include <asm/hardware.h>
+
+MODULE_AUTHOR("Kristoffer Ericson <[EMAIL PROTECTED]>");
+MODULE_DESCRIPTION("HP Jornada 710/720/728 keyboard driver");
+MODULE_LICENSE("GPLv2");
+
+static unsigned short jornada_std_keymap[128] = {
/* ROW */
+ 0, KEY_ESC, KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6, KEY_F7,
/* #1 */
+ KEY_F8, KEY_F9, KEY_F10, KEY_F11, KEY_VOLUMEUP, KEY_VOLUMEDOWN,
KEY_MUTE, /* -> */
+ 0, KEY_1, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
/* #2 */
+ KEY_0, KEY_MINUS, KEY_EQUAL,0, 0, 0,
/* -> */
+ 0, KEY_Q, KEY_W, KEY_E, KEY_R, KEY_T, KEY_Y, KEY_U, KEY_I, KEY_O,
/* #3 */
+ KEY_P, KEY_BACKSLASH, KEY_BACKSPACE, 0, 0, 0,
/* -> */
+ 0, KEY_A, KEY_S, KEY_D, KEY_F, KEY_G, KEY_H, KEY_J, KEY_K, KEY_L,
/* #4 */
+ KEY_SEMICOLON, KEY_LEFTBRACE, KEY_RIGHTBRACE, 0, 0, 0,
/* -> */
+ 0, KEY_Z, KEY_X, KEY_C, KEY_V, KEY_B, KEY_N, KEY_M, KEY_COMMA,
/* #5 */
+ KEY_DOT, KEY_KPMINUS, KEY_APOSTROPHE, KEY_ENTER, 0, 0,0,
/* -> */
+ 0, KEY_TAB, 0, KEY_LEFTSHIFT, 0, KEY_APOSTROPHE, 0, 0, 0, 0,
/* #6 */
+ KEY_UP, 0, KEY_RIGHTSHIFT, 0, 0, 0,0, 0, 0, 0, 0, KEY_LEFTALT,
KEY_GRAVE, /* -> */
+ 0, 0, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0,0, KEY_KPASTERISK,
/* -> */
+ KEY_LEFTCTRL, 0, KEY_SPACE, 0, 0, 0, KEY_SLASH, KEY_DELETE, 0, 0,
/* -> */
+ 0, 0, 0, KEY_POWER,
/* -> */
+};
+
+struct jornadakbd {
+ unsigned short keymap[ARRAY_SIZE(jornada_std_keymap)];
+ struct input_dev *input;
+};
+
+static irqreturn_t jornada720_kbd_interrupt(int irq, void *dev_id)
+{
+ struct platform_device *pdev = dev_id;
+ struct jornadakbd *jornadakbd = platform_get_drvdata(pdev);
+ u8 count, kbd_data;
+
+ /* startup ssp with spinlock */
+ jornada_ssp_start();
+
+ if (jornada_ssp_inout(GETSCANKEYCODE) != TXDUMMY) {
+ printk(KERN_DEBUG
+ "jornada720_kbd: "
+ "GetKeycode command failed with ETIMEDOUT, "
+ "flushed bus\n");
+ } else {
+ /* How many keycodes are waiting for us? */
+ count = jornada_ssp_byte(TXDUMMY);
+
+ /* Lets drag them out one at a time */
+ while (count--) {
+ /* Exchange TxDummy for location (keymap[kbddata]) */
+ kbd_data = jornada_ssp_byte(TXDUMMY);
+
+ input_report_key(jornadakbd->input,
+ jornadakbd->keymap[kbd_data & 0x7f],
+ !(kbd_data & 0x80));
+ input_sync(jornadakbd->input);
+ }
+ }
+
+ /* release spinlock and turn off ssp */
+ jornada_ssp_end();
+
+ return IRQ_HANDLED;
+};
+
+static int __devinit jornada720_kbd_probe(struct platform_device *pdev)
+{
+ struct jornadakbd *jornadakbd;
+ struct input_dev *input_dev;
+ int i, err;
+
+ jornadakbd = kzalloc(sizeof(struct jornadakbd), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!jornadakbd || !input_dev) {
+ err = -ENOMEM;
+ goto fail1;
+ }
+
+ platform_set_drvdata(pdev, jornadakbd);
+
+ memcpy(jornadakbd->keymap, jornada_std_keymap,
+ sizeof(jornada_std_keymap));
+ jornadakbd->input = input_dev;
+
+ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
+ input_dev->name = "HP Jornada 720 keyboard";
+ input_dev->phys = "jornadakbd/input0";
+ input_dev->keycode = jornadakbd->keymap;
+ input_dev->keycodesize = sizeof(unsigned short);
+ input_dev->keycodemax = ARRAY_SIZE(jornada_std_keymap);
+ input_dev->id.bustype = BUS_HOST;
+ input_dev->dev.parent = &pdev->dev;
+
+ for (i = 0; i < ARRAY_SIZE(jornadakbd->keymap); i++)
+ __set_bit(jornadakbd->keymap[i], input_dev->keybit);
+ __clear_bit(KEY_RESERVED, input_dev->keybit);
+
+ err = request_irq(IRQ_GPIO0,
+ jornada720_kbd_interrupt,
+ IRQF_DISABLED | IRQF_TRIGGER_FALLING,
+ "jornadakbd", pdev);
+ if (err) {
+ printk(KERN_INFO "jornadakbd720_kbd: Unable to grab IRQ\n");
+ goto fail1;
+ }
+
+ err = input_register_device(jornadakbd->input);
+ if (err)
+ goto fail2;
+
+ return 0;
+
+ fail2: /* IRQ, DEVICE, MEMORY */
+ free_irq(IRQ_GPIO0, pdev);
+ fail1: /* DEVICE, MEMORY */
+ platform_set_drvdata(pdev, NULL);
+ input_free_device(input_dev);
+ kfree(jornadakbd);
+ return err;
+};
+
+static int __devexit jornada720_kbd_remove(struct platform_device *pdev)
+{
+ struct jornadakbd *jornadakbd = platform_get_drvdata(pdev);
+
+ free_irq(IRQ_GPIO0, pdev);
+ platform_set_drvdata(pdev, NULL);
+ input_unregister_device(jornadakbd->input);
+ kfree(jornadakbd);
+
+ return 0;
+}
+
+static struct platform_driver jornada720_kbd_driver = {
+ .driver = {
+ .name = "jornada720_kbd",
+ },
+ .probe = jornada720_kbd_probe,
+ .remove = __devexit_p(jornada720_kbd_remove),
+};
+
+static int __init jornada720_kbd_init(void)
+{
+ return platform_driver_register(&jornada720_kbd_driver);
+}
+
+static void __exit jornada720_kbd_exit(void)
+{
+ platform_driver_unregister(&jornada720_kbd_driver);
+}
+
+module_init(jornada720_kbd_init);
+module_exit(jornada720_kbd_exit);
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