Android->gps:support UBOX gps module

device/rockchip/rk3288/BoardConfig.mk

@@ -75,3 +75,7 @@ else
         ro.target.product=tablet
 endif
 
+# product has GPS or not
+BOARD_HAS_GPS := true
+
+

device/rockchip/rk3288/device.mk

@@ -56,6 +56,25 @@ else
     device/rockchip/rk3288/fstab.rk30board.bootmode.emmc:root/fstab.rk30board.bootmode.emmc
 endif
 
+PRODUCT_COPY_FILES += \
+	device/rockchip/rk3288/gps/gps.conf:system/etc/gps.conf \
+	device/rockchip/rk3288/gps/u-blox.conf:system/etc/u-blox.conf \
+	device/rockchip/rk3288/gps/gps.default.so:system/lib/hw/gps.default.so
+
+########################################################
+# this product has GPS or not
+########################################################
+ifeq ($(strip $(BOARD_HAS_GPS)),true)
+PRODUCT_PROPERTY_OVERRIDES += \
+	ro.factory.hasGPS=true
+PRODUCT_COPY_FILES += \
+	frameworks/native/data/etc/android.hardware.location.gps.xml:system/etc/permissions/android.hardware.location.gps.xml
+else
+PRODUCT_PROPERTY_OVERRIDES += \
+    ro.factory.hasGPS=false
+endif
+
+
 # setup dalvik vm configs.
 $(call inherit-product, frameworks/native/build/tablet-10in-xhdpi-2048-dalvik-heap.mk)
 

device/rockchip/rk3288/gps/gps.conf

@@ -0,0 +1,83 @@
+###############################################################################
+#
+# Copyright (C) u-blox AG
+# u-blox AG, Thalwil, Switzerland
+#
+# All rights reserved.
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose without fee is hereby granted, provided that this entire notice
+# is included in all copies of any software which is or includes a copy
+# or modification of this software and in all copies of the supporting
+# documentation for such software.
+#
+# THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
+# WARRANTY. IN PARTICULAR, NEITHER THE AUTHOR NOR U-BLOX MAKES ANY
+# REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
+# OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
+#
+###############################################################################
+#
+# Project: Android GNSS Driver
+#
+###############################################################################
+# $Id: gps.conf 82175 2014-06-18 15:18:01Z jon.bowern $
+# $HeadURL: http://svn.u-blox.ch/GPS/SOFTWARE/hmw/android/release/release_v2.3/gps/gps.conf $
+###############################################################################
+
+###############################################################################
+#
+# Configuration file for an Android GPS Driver
+#
+###############################################################################
+
+
+### Network Time Protocol (NTP) server 
+
+NTP_SERVER=europe.pool.ntp.org
+# NTP_SERVER=uk.pool.ntp.org
+# NTP_SERVER=asia.pool.ntp.org
+# NTP_SERVER=oceania.pool.ntp.org
+# NTP_SERVER=north-america.pool.ntp.org
+# NTP_SERVER=south-america.pool.ntp.org
+# NTP_SERVER=africa.pool.ntp.org
+
+
+### AssistNow Offline (XTRA) Link  
+
+XTRA_SERVER_1=http://alp.u-blox.com/current_7d.bin
+
+
+### AGPS SETTINGS ###
+
+# Secure User Plane Location (AGPS-SUPL) - TLS connection
+
+SUPL_HOST=supl.google.com
+SUPL_PORT=7275
+
+
+# Secure User Plane Location (AGPS-SUPL) - non-TLS connection
+
+#SUPL_HOST=supl.google.com
+#SUPL_PORT=7276
+
+
+# sls1.sirf.com   7275 7276
+# suplcn.sirf.com 7275 7276
+# supl.nokia.com  7275
+# supl.google.com 7275 7276
+# supl.sonyericsson.com 7275
+# lge.glpals.com
+# 130.141.44.135
+
+# uncomment and set the correct IP address for the SUPL test server
+#SUPL_HOST=10.64.4.69
+#SUPL_PORT=7275
+
+#SUPL_HOST=supl.google.com
+#SUPL_HOST=supl.nokia.com
+#SUPL_HOST=supl.sonyericsson.com
+#SUPL_HOST=sls1.sirf.com
+
+
+###############################################################################

device/rockchip/rk3288/gps/u-blox.conf

@@ -0,0 +1,123 @@
+###############################################################################
+#
+# Copyright (C) u-blox AG
+# u-blox AG, Thalwil, Switzerland
+#
+# All rights reserved.
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose without fee is hereby granted, provided that this entire notice
+# is included in all copies of any software which is or includes a copy
+# or modification of this software and in all copies of the supporting
+# documentation for such software.
+#
+# THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
+# WARRANTY. IN PARTICULAR, NEITHER THE AUTHOR NOR U-BLOX MAKES ANY
+# REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
+# OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
+#
+###############################################################################
+#
+# Project: Android GNSS Driver
+#
+###############################################################################
+# $Id: u-blox.conf 83773 2014-08-07 12:20:13Z marcel.baracchi $
+# $HeadURL: http://svn.u-blox.ch/GPS/SOFTWARE/hmw/android/release/release_v2.3/gps/u-blox.conf $
+###############################################################################
+
+
+###############################################################################
+#
+# u-blox Android GNSS Driver configuration file
+#
+###############################################################################
+
+
+### Serial interface 
+# Device to be used by the driver
+SERIAL_DEVICE   	/dev/ttyS3
+#SERIAL_DEVICE   	/dev/s3c2410_serial2
+#SERIAL_DEVICE   	/dev/i2c-4
+#SERIAL_DEVICE   	/dev/ttyACM0
+
+# The baudrate that should be used to communicate with the receiver and at
+# which the receiver will output the NMEA messages.
+BAUDRATE        	9600
+
+# The default baudrate the receiver is configured to after startup. The 
+# HAL interface will configure itself to this baudrate and send a command
+# to the receiver to switch to the baudrate assigned to the BAUDRATE keyword
+BAUDRATE_DEF    	9600
+
+### Assistance
+# File path and name for aiding information
+ALP_TEMP        	/data/aiding.ubx
+
+# Timeout for stopping the receiver [in seconds]
+STOP_TIMEOUT    	5
+
+# AssistNow Offline (AGPS-XTRA) Link interval [in hours]
+XTRA_POLL_INTERVAL 	20
+
+# AssistNow Online (AGPS-UBX) Link
+#UBX_HOST			= agps.u-blox.com
+#UBX_PORT			= 46434
+
+# Save aiding data to file system when engine stops
+PERSISTENCE                     1
+
+### SUPL configuration
+# SUPL requests configuration
+SUPL_ALMANAC_REQUEST            0
+SUPL_UTC_MODEL_REQUEST          0
+SUPL_IONOSPHERIC_MODEL_REQUEST  1
+SUPL_DGPS_CORRECTIONS_REQUEST   0
+SUPL_REF_LOC_REQUEST            1
+SUPL_REF_TIME_REQUEST           1
+SUPL_AQUISITION_ASSIST_REQUEST  0
+SUPL_TIME_INTEGRITY_REQUEST     0
+SUPL_NAVIGATIONAL_MODEL_REQUEST 1
+
+# The SUPL_CACERT keyword enables a TLS encryption to the SUPL server.
+# It this keyword is missing, the communication will be unencrypted. If
+# no value is assigned to this keyword every CA certificate will be
+# accepted as valid. If a value is assigned to this keyword, this value
+# will be interpreted as the path to a ca-certificate file. If the 
+# ca-certificate in this file does not match the root of the certificate
+# chain the connection will be aborted.
+#SUPL_CACERT					/system/etc/ca-cert-google.pem
+SUPL_CACERT
+
+# uncomment the line below to use the certificate in SUPL test server
+# SUPL_CACERT 					/system/etc/v1_slp_rs_de_cert.pem
+
+# Number of retries for contacting the SUPL server
+SUPL_CONNECT_RETRIES            0
+
+# Maximum time to show the dialog for network initiated SUPL session [in seconds]
+SUPL_NI_UI_TIMEOUT              10
+
+# Maximum time for sending information to the SUPL server for network 
+# initiated SUPL session [in seconds]
+SUPL_NI_RESPONSE_TIMEOUT        75
+
+
+### Debugging aids
+
+# Option to send fake mobile phone network information
+# leave this as 0 unless you are testing
+SUPL_FAKE_PHONE_CONNECTION      0
+
+# Port number for the UDP debug server
+UDP_SERVER_PORT 	46434
+
+# save decoded RRLP and UPL data to logcat
+SUPL_LOG_MESSAGES				0
+
+# create CMCC compatible A-GPS.LOG and GPS.LOG
+SUPL_CMCC_LOGGING				0
+
+# save decoded RRLP and UPL data to file SUPL-MESSAGE.LOG
+SUPL_MSG_TO_FILE				0
+
+###############################################################################

device/rockchip/rk3288/rk3288_box/init.rc

@@ -346,6 +346,10 @@ on boot
     # Tweak background writeout
     write /proc/sys/vm/dirty_expire_centisecs 200
     write /proc/sys/vm/dirty_background_ratio  5
+    
+    #permissions for /dev/ttyS3
+    chmod 0666 /dev/ttyS3
+
 
     # Permissions for System Server and daemons.
     chown radio system /sys/android_power/state

kernel/arch/arm/boot/dts/rk3288.dtsi

@@ -462,7 +462,7 @@
 		clock-frequency = <24000000>;
 		clocks = <&clk_uart3>, <&clk_gates6 11>;
 		clock-names = "sclk_uart", "pclk_uart";
-		current-speed = <115200>;
+		current-speed = <9600>;
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&pdma1 7>, <&pdma1 8>;