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authorLeonardo Sandoval <leonardo.sandoval@freescale.com>2013-01-18 16:01:59 -0600
committerOtavio Salvador <otavio@ossystems.com.br>2013-01-18 21:14:47 -0200
commit63a94e5eb2d4f54b66313fdf8d67b4e440f46bc2 (patch)
tree4d41a40961af4079db260c852532376fa1622652
parent001f592e92400e2b5f9827902860f6ea39c25543 (diff)
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linux-imx_3.0.35: Enables eGalax touchscreen on i.MX6Q Sabre machines
Enables the touchscreen functionality on i.MX6 Sabre Platforms using the eGalax Driver. Tested on imx6qsabresd and imxqsabreauto machines. [YOCTO #3573] Signed-off-by: Leonardo Sandoval <leonardo.sandoval@freescale.com> Suggested-by: Eric Nelson <eric.nelson@boundarydevices.com>
-rw-r--r--recipes-kernel/linux/linux-imx/egalax_ts-Add-support-for-single-touch-in-Kconfig.patch68
-rw-r--r--recipes-kernel/linux/linux-imx_3.0.35.bb3
2 files changed, 70 insertions, 1 deletions
diff --git a/recipes-kernel/linux/linux-imx/egalax_ts-Add-support-for-single-touch-in-Kconfig.patch b/recipes-kernel/linux/linux-imx/egalax_ts-Add-support-for-single-touch-in-Kconfig.patch
new file mode 100644
index 0000000..33a8393
--- /dev/null
+++ b/recipes-kernel/linux/linux-imx/egalax_ts-Add-support-for-single-touch-in-Kconfig.patch
@@ -0,0 +1,68 @@
+From f6b560538edca833481c1d67ecf3cfe2d65c4018 Mon Sep 17 00:00:00 2001
+From: Eric Nelson <eric.nelson@boundarydevices.com>
+Date: Wed, 29 Aug 2012 21:50:30 -0700
+Subject: [PATCH] egalax_ts: Add support for single-touch in Kconfig
+
+Upstream-Status: Pending
+---
+ drivers/input/touchscreen/Kconfig | 10 ++++++++++
+ drivers/input/touchscreen/egalax_ts.c | 7 ++++---
+ 2 files changed, 14 insertions(+), 3 deletions(-)
+
+diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
+index c00ab79..311bd4d 100644
+--- a/drivers/input/touchscreen/Kconfig
++++ b/drivers/input/touchscreen/Kconfig
+@@ -199,6 +199,16 @@ config TOUCHSCREEN_ELAN
+ To compile this driver as a module, choose M here: the
+ module will be called elan-touch.
+
++config TOUCHSCREEN_EGALAX_SINGLE_TOUCH
++ bool "EETI eGalax touchscreen as single-touch"
++ default N
++ depends on TOUCHSCREEN_EGALAX
++ help
++ If you say yes here you get single-touch touchscreen support
++ on the eGalax I2C controller.
++ If you say "no", you'll get the normal multi-touch.
++
++
+ config TOUCHSCREEN_FUJITSU
+ tristate "Fujitsu serial touchscreen"
+ select SERIO
+diff --git a/drivers/input/touchscreen/egalax_ts.c b/drivers/input/touchscreen/egalax_ts.c
+index fff8afe..0b6cde7 100644
+--- a/drivers/input/touchscreen/egalax_ts.c
++++ b/drivers/input/touchscreen/egalax_ts.c
+@@ -139,7 +139,7 @@ retry:
+ events[id].x = x;
+ events[id].y = y;
+
+-#ifdef FORCE_SINGLE_POINTER_SUPPORT
++#ifdef CONFIG_TOUCHSCREEN_EGALAX_SINGLE_TOUCH
+ input_report_abs(input_dev, ABS_X, x);
+ input_report_abs(input_dev, ABS_Y, y);
+ input_event(data->input_dev, EV_KEY, BTN_TOUCH, 1);
+@@ -166,7 +166,7 @@ retry:
+ dev_dbg(&client->dev, "release id:%d\n", id);
+ events[id].valid = 0;
+ events[id].status = 0;
+-#ifdef FORCE_SINGLE_POINTER_SUPPORT
++#ifdef CONFIG_TOUCHSCREEN_EGALAX_SINGLE_TOUCH
+ input_report_key(input_dev, BTN_TOUCH, 0);
+ input_report_abs(input_dev, ABS_PRESSURE, 0);
+ #else
+@@ -256,8 +256,9 @@ static int __devinit egalax_ts_probe(struct i2c_client *client,
+ __set_bit(ABS_PRESSURE, input_dev->absbit);
+ input_set_abs_params(input_dev, ABS_X, 0, 32767, 0, 0);
+ input_set_abs_params(input_dev, ABS_Y, 0, 32767, 0, 0);
++ input_set_abs_params(input_dev, ABS_PRESSURE, 0, 1, 0, 0);
+
+-#ifndef FORCE_SINGLE_POINTER_SUPPORT
++#ifndef CONFIG_TOUCHSCREEN_EGALAX_SINGLE_TOUCH
+ input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0, 32767, 0, 0);
+ input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0, 32767, 0, 0);
+ input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
+--
+1.7.9.5
+
diff --git a/recipes-kernel/linux/linux-imx_3.0.35.bb b/recipes-kernel/linux/linux-imx_3.0.35.bb
index 9f1e320..9c4b0be 100644
--- a/recipes-kernel/linux/linux-imx_3.0.35.bb
+++ b/recipes-kernel/linux/linux-imx_3.0.35.bb
@@ -3,7 +3,7 @@
include linux-imx.inc
-PR = "${INC_PR}.7"
+PR = "${INC_PR}.8"
COMPATIBLE_MACHINE = "(mx6)"
@@ -12,6 +12,7 @@ SRCREV = "059685632ebd37a89e60cbb1e6dd535b3b08c3be"
LOCALVERSION = "-12.09.01+yocto"
SRC_URI += "file://fix_getrusage_for_perf.patch \
+ file://egalax_ts-Add-support-for-single-touch-in-Kconfig.patch \
"
# iMX6Q SabreLITE changes done by Boundary Devices