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authorOndrej Zary <linux@rainbow-software.org>2007-09-04 23:45:01 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2007-09-04 23:45:01 -0400
commita14a84014167c970886b44503f0736b015f4375e (patch)
treefccbbeaa0c263961c2550416daf0324d202965ed /drivers/input/touchscreen
parent554fc1935365ddba0936dfb6dc4088ba4ef23a4f (diff)
Input: usbtouchscreen - add support for IdealTEK URTC1000
This patch adds support for IdealTEK URTC1000 touchscreen controllers. Documentation can be downloaded at: http://projects.tbmn.org/cgi-bin/trac.cgi/wiki/urtc-1000 Signed-off-by: Ondrej Zary <linux@rainbow-software.org> Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/touchscreen')
-rw-r--r--drivers/input/touchscreen/Kconfig6
-rw-r--r--drivers/input/touchscreen/usbtouchscreen.c59
2 files changed, 64 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index f929fcdbae2..f787ee69dc5 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -191,6 +191,7 @@ config TOUCHSCREEN_USB_COMPOSITE
- Gunze AHL61
- DMC TSC-10/25
- IRTOUCHSYSTEMS/UNITOP
+ - IdealTEK URTC1000
Have a look at <http://linux.chapter7.ch/touchkit/> for
a usage description and the required user-space stuff.
@@ -238,4 +239,9 @@ config TOUCHSCREEN_USB_IRTOUCH
bool "IRTOUCHSYSTEMS/UNITOP device support" if EMBEDDED
depends on TOUCHSCREEN_USB_COMPOSITE
+config TOUCHSCREEN_USB_IDEALTEK
+ default y
+ bool "IdealTEK URTC1000 device support" if EMBEDDED
+ depends on TOUCHSCREEN_USB_COMPOSITE
+
endif
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index b407028ffc5..796b837deee 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -10,6 +10,7 @@
* - Gunze AHL61
* - DMC TSC-10/25
* - IRTOUCHSYSTEMS/UNITOP
+ * - IdealTEK URTC1000
*
* Copyright (C) 2004-2006 by Daniel Ritz <daniel.ritz@gmx.ch>
* Copyright (C) by Todd E. Johnson (mtouchusb.c)
@@ -92,7 +93,7 @@ struct usbtouch_usb {
};
-#if defined(CONFIG_TOUCHSCREEN_USB_EGALAX) || defined(CONFIG_TOUCHSCREEN_USB_ETURBO)
+#if defined(CONFIG_TOUCHSCREEN_USB_EGALAX) || defined(CONFIG_TOUCHSCREEN_USB_ETURBO) || defined(CONFIG_TOUCHSCREEN_USB_IDEALTEK)
#define MULTI_PACKET
#endif
@@ -112,6 +113,7 @@ enum {
DEVTYPE_GUNZE,
DEVTYPE_DMC_TSC10,
DEVTYPE_IRTOUCH,
+ DEVTYPE_IDEALTEK,
};
static struct usb_device_id usbtouch_devices[] = {
@@ -157,6 +159,10 @@ static struct usb_device_id usbtouch_devices[] = {
{USB_DEVICE(0x6615, 0x0001), .driver_info = DEVTYPE_IRTOUCH},
#endif
+#ifdef CONFIG_TOUCHSCREEN_USB_IDEALTEK
+ {USB_DEVICE(0x1391, 0x1000), .driver_info = DEVTYPE_IDEALTEK},
+#endif
+
{}
};
@@ -438,6 +444,43 @@ static int irtouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
/*****************************************************************************
+ * IdealTEK URTC1000 Part
+ */
+#ifdef CONFIG_TOUCHSCREEN_USB_IDEALTEK
+static int idealtek_get_pkt_len(unsigned char *buf, int len)
+{
+ if (buf[0] & 0x80)
+ return 5;
+ if (buf[0] == 0x01)
+ return len;
+ return 0;
+}
+
+static int idealtek_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
+{
+ switch (pkt[0] & 0x98) {
+ case 0x88:
+ /* touch data in IdealTEK mode */
+ dev->x = (pkt[1] << 5) | (pkt[2] >> 2);
+ dev->y = (pkt[3] << 5) | (pkt[4] >> 2);
+ dev->touch = (pkt[0] & 0x40) ? 1 : 0;
+ return 1;
+
+ case 0x98:
+ /* touch data in MT emulation mode */
+ dev->x = (pkt[2] << 5) | (pkt[1] >> 2);
+ dev->y = (pkt[4] << 5) | (pkt[3] >> 2);
+ dev->touch = (pkt[0] & 0x40) ? 1 : 0;
+ return 1;
+
+ default:
+ return 0;
+ }
+}
+#endif
+
+
+/*****************************************************************************
* the different device descriptors
*/
static struct usbtouch_device_info usbtouch_dev_info[] = {
@@ -537,6 +580,20 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
.read_data = irtouch_read_data,
},
#endif
+
+#ifdef CONFIG_TOUCHSCREEN_USB_IDEALTEK
+ [DEVTYPE_IDEALTEK] = {
+ .min_xc = 0x0,
+ .max_xc = 0x0fff,
+ .min_yc = 0x0,
+ .max_yc = 0x0fff,
+ .rept_size = 8,
+ .flags = USBTOUCH_FLG_BUFFER,
+ .process_pkt = usbtouch_process_multi,
+ .get_pkt_len = idealtek_get_pkt_len,
+ .read_data = idealtek_read_data,
+ },
+#endif
};