Frequently Asked Questions for i.MX6 Android
From ESS-WIKI
| Item | Questions | Android | Solution |
|---|---|---|---|
| 1 | Compiling | 5.0 |
Please refer to the following sections for details (Android) |
| 2 | Boot Logo U-boot | 4.2 ~ 4.4 |
(1) BSP support
(2) Convert the bmp file to hex value.
Example : bmp file name is aaa.c
(3) Step1.
Add aaa.o in board/freescale/common/Makefile
Add aaa.c in board/freescale/common/
Step2.
Modify LCD setting in board/freescale/mx6q-rom-3420/mx6q_rom-3420.c
Fill in correct timing parameters for customer panel (Phill provide parameter).
Step3.
Enable CONFIG_SPLASH_SCREEN config
Set lvds_num to 0, because we use LVDS0 channel.
|
| 3 | Boot Logo Android Frameworks | 4.2~4.4 |
(1) Please rename your Logo file to "android-logo-mask.png"
(2) Replace the logo image file
--> android_M6.0.1_1.0.0/frameworks/base/core/res/assets/images/android-logo-mask.png.
|
| 4 | IRTOUCH panel | 4.4 |
(1) Download IRTOUCH driver (Irtouch-dualtouch-package-android-v14.2.0.0002.7z) (2) Download IRTOUCH SWAP mode tool (Swapmode.7z) (3) Swap mode You need to check and swap IRTOUCH 0X80. Please install SWAP mode tool in win7. Run SwapModeTool.exe and choose IRTOUCH 0X80. (4) Installing the IRTOUCH Dual-touch Touchscreen Driver (a) irtouchusb-dt.c locate to kernel_imx/driver/input/touchscreen; (b) modify Makefile in kernel_imx/driver/input/touchscreen add: "obj-$(CONFIG_TOUCHSCREEN_USBIRTOUCH_DT) += irtouchusb-dt.o" (c) modify Kconfig in kernel_imx/driver/input/touchscreen add: config TOUCHSCREEN_USBIRTOUCH_DT tristate "IRTOUCH USB Touchscreen Driver For single point" depends on USB_ARCH_HAS_HCD select USB help Say Y here if you have a IRTOUCH based touchscreen controller. If unsure, say N. To compile this driver as a module, choose M here: the module will be called irtouch. (d) You can make menuconfig select TOUCHSCREEN_USBIRTOUCH_DT and build kernel Modify defconfig CONFIG_TOUCHSCREEN_USBIRTOUCH_DT=y example : imx6_rsb4410_android_kk44_defconfig (e) Add one line to Android file system's ueventd.rc: File path : device/fsl/imx6/etc/ueventd.freescale.rc /dev/irtouch 0666 root root (f) Copy "Vendor_6615_Product_0081.idc" and "Vendor_6615_Product_0080.idc" file to the Android file system's /usr/idc directory. (5) Calibration the Touchscreen Install CalibrationTools.apk and run "CalibrationTools" to start calibrate touchscreen. package name:com.irtouch.android.calibration class name: CalibrationToolsActivity |
| 5 | eGTouch touch panel | 4.2 4.4 |
(1) Add "eGalaxCalibrator" PRODUCK PACKAGES in device/fsl/imx6/iMX6.mk
(2) Add eGtouch file path in device/fsl/imx6/iMX6.mk
device/fsl/common/input/eGTouch_v2.5.2320.A/eGalaxTouch_VirtualDevice.idc:system/usr/idc/eGalaxTouch_VirtualDevice.idc \
device/fsl/common/input/eGTouch_v2.5.2320.A/eGTouchA.ini:data/eGTouchA.ini \
device/fsl/common/input/eGTouch_v2.5.2320.A/eGTouchD:system/bin/eGTouchD \
(3) Add eGtouch idc and ini file in device/fsl/imx6/BoardConfigCommon.mK
BOARD_USERDATAIMAGE_PARTITION_SIZE := 128M
device/fsl/common/input/eGTouch_v2.5.2320.A/eGTouchA.ini
device/fsl/common/input/eGTouch_v2.5.2320.A/eGTouchD
device/fsl/common/input/eGTouch_v2.5.2320.A/eGalaxTouch_VirtualDevice.idc
(4) Add service about eGTouch in device/fsl/rsb_4410/init.rc
service eGTouchD /system/bin/eGTouchD
class main
user root
group root
oneshot
Android 4.2 and 4.4 MP version is include eGTouch function. |