For quick view, a function block schematic <main/function_block.sch> provided this version.

main/function_block.sch

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+EESchema Schematic File Version 2
+LIBS:power,device,conn,linear,regul,74xx,cmos4000,adc-dac,memory,xilinx,special,microcontrollers,dsp,microchip,analog_switches,motorola,texas,intel,audio,interface,digital-audio,philips,display,cypress,siliconi,contrib,valves,../components/bat_con,../components/vrtc,../components/vddhp,../components/vbus,../components/vbato,../components/vbat,../components/v33sd,../components/v33,../components/v18,../components/usb_minib,../components/tm2302n,../components/tm2301n,../components/testpoint,../components/sw_metaldomn,../components/spy0030a,../components/speaker,../components/solderpaste,../components/se9016,../components/sdcw2012,../components/scic,../components/phonejack,../components/p3v56s40etp-g6,../components/ms_1d77,../components/microphone,../components/jz4720_186p,../components/inductorp,../components/hy27ug088g5m,../components/fpccon24,../components/eup3406,../components/cpolarized,../components/bl8555-33pra,../components/bl8509-263dnrm,../components/bl8506-30nrm,./Qi_AVT2.cache
+EELAYER 24  0
+EELAYER END
+$Descr A4 11700 8267
+Sheet 2 6
+Title "FUNCTION_BLOCK"
+Date "19 jun 2009"
+Rev "A.0"
+Comp "Qi Hardware Inc."
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+Wire Notes Line
+	4850 6900 4850 6050
+Wire Notes Line
+	4850 6900 7050 6900
+Wire Notes Line
+	7050 6900 7050 6050
+Wire Notes Line
+	7050 6050 4850 6050
+Text Notes 5100 6700 0    60   ~
+Battery Charger
+Text Notes 5100 6500 0    60   ~
+3.7V 850mAH Li-ion battery
+Text Notes 5100 6250 0    80   ~
+Power Block
+Wire Notes Line
+	4900 5650 4900 4800
+Wire Notes Line
+	3400 5650 4900 5650
+Wire Notes Line
+	3300 2500 4550 2500
+Wire Notes Line
+	3300 3900 4550 3900
+Wire Notes Line
+	7200 4700 8000 4700
+Wire Notes Line
+	8000 3550 7200 3550
+Wire Notes Line
+	9250 3000 9650 3000
+Wire Notes Line
+	8000 2550 7200 2550
+Wire Notes Line
+	3300 4300 1800 4300
+Wire Notes Line
+	3300 4300 3300 4950
+Wire Notes Line
+	3300 4950 1800 4950
+Wire Notes Line
+	1800 4950 1800 4300
+Wire Notes Line
+	3300 3750 1800 3750
+Wire Notes Line
+	3300 3750 3300 4000
+Wire Notes Line
+	3300 4000 1800 4000
+Wire Notes Line
+	1800 4000 1800 3750
+Wire Notes Line
+	3300 3000 1800 3000
+Wire Notes Line
+	3300 3000 3300 3500
+Wire Notes Line
+	3300 3500 1800 3500
+Wire Notes Line
+	1800 3500 1800 3000
+Wire Notes Line
+	3300 2250 1800 2250
+Wire Notes Line
+	3300 2250 3300 2750
+Wire Notes Line
+	3300 2750 1800 2750
+Wire Notes Line
+	1800 2750 1800 2250
+Wire Notes Line
+	4550 2400 4550 4800
+Wire Notes Line
+	4550 2400 7200 2400
+Wire Notes Line
+	7200 2400 7200 4800
+Wire Notes Line
+	7200 4800 4550 4800
+Wire Notes Line
+	7350 1950 4400 1950
+Wire Notes Line
+	7350 1950 7350 800 
+Wire Notes Line
+	7350 800  4400 800 
+Wire Notes Line
+	4400 800  4400 1950
+Wire Notes Line
+	1800 6150 1800 5300
+Wire Notes Line
+	1800 6150 3400 6150
+Wire Notes Line
+	3400 6150 3400 5300
+Wire Notes Line
+	3400 5300 1800 5300
+Wire Notes Line
+	9250 2400 8000 2400
+Wire Notes Line
+	9250 2400 9250 2650
+Wire Notes Line
+	9250 2650 8000 2650
+Wire Notes Line
+	8000 2650 8000 2400
+Wire Notes Line
+	9250 2900 8000 2900
+Wire Notes Line
+	9250 2900 9250 3150
+Wire Notes Line
+	9250 3150 8000 3150
+Wire Notes Line
+	8000 3150 8000 2900
+Wire Notes Line
+	9250 3400 8000 3400
+Wire Notes Line
+	9250 3400 9250 3650
+Wire Notes Line
+	9250 3650 8000 3650
+Wire Notes Line
+	8000 3650 8000 3400
+Wire Notes Line
+	10550 2900 9650 2900
+Wire Notes Line
+	10550 2900 10550 3150
+Wire Notes Line
+	10550 3150 9650 3150
+Wire Notes Line
+	9650 3150 9650 2900
+Wire Notes Line
+	9250 3950 8000 3950
+Wire Notes Line
+	9250 3950 9250 4200
+Wire Notes Line
+	9250 4200 8000 4200
+Wire Notes Line
+	8000 4200 8000 3950
+Wire Notes Line
+	9650 5350 8000 5350
+Wire Notes Line
+	9650 5350 9650 5800
+Wire Notes Line
+	9650 5800 8000 5800
+Wire Notes Line
+	8000 5800 8000 5350
+Wire Notes Line
+	9250 4500 8000 4500
+Wire Notes Line
+	9250 4500 9250 5050
+Wire Notes Line
+	9250 5050 8000 5050
+Wire Notes Line
+	8000 5050 8000 4500
+Wire Notes Line
+	8000 3000 7200 3000
+Wire Notes Line
+	8600 3150 8600 3400
+Wire Notes Line
+	8000 4050 7200 4050
+Wire Notes Line
+	6850 4800 6850 5600
+Wire Notes Line
+	6850 5600 8000 5600
+Wire Notes Line
+	3300 4550 4550 4550
+Wire Notes Line
+	3300 3250 4550 3250
+Wire Notes Line
+	5850 1950 5850 2400
+Wire Notes Line
+	5850 2400 5900 2400
+Text Notes 8050 5700 0    80   ~
+JTAG TestPoint
+Text Notes 4700 3800 0    80   ~
+USB1.1 Host/USB2.0 Device
+Text Notes 4700 3650 0    80   ~
+LCD Controller
+Text Notes 4700 3500 0    80   ~
+Audio codec/SADC
+Text Notes 4700 3350 0    80   ~
+MMU/RTC/WDT/JTAG
+Text Notes 4700 3200 0    80   ~
+SRAM SDRAM NandFlash I/F
+Text Notes 4700 3050 0    80   ~
+16KB I cache/16KB D cache
+Text Notes 4700 2900 0    80   ~
+32bit RISC 336MHz
+Text Notes 8050 4900 0    80   ~
+Test Pins
+Text Notes 8050 4700 0    80   ~
+USB1.1 Host
+Text Notes 2050 5950 0    60   ~
+59 Keys
+Text Notes 8050 5500 0    80   ~
+Serial Console /
+Text Notes 8050 4150 0    80   ~
+USB2.0 DEVICE
+Text Notes 9800 3050 0    80   ~
+Speaker
+Text Notes 8150 3550 0    80   ~
+Headphone
+Text Notes 8150 3050 0    80   ~
+Amplifier AB
+Text Notes 8150 2550 0    80   ~
+Microphone
+Text Notes 2050 5750 0    80   ~
+8 x 8  GPIOs
+Text Notes 2150 5500 0    80   ~
+Key Matrix
+Text Notes 1950 4800 0    70   ~
+12MHz for System
+Text Notes 1950 4650 0    70   ~
+32768Hz for RTC
+Text Notes 1950 4450 0    80   ~
+Crystal
+Text Notes 1950 3900 0    80   ~
+MicroSD CARD
+Text Notes 1950 3400 0    80   ~
+2GB
+Text Notes 1950 3150 0    80   ~
+NandFlash 
+Text Notes 1950 2650 0    80   ~
+32MB/166MHz
+Text Notes 1950 2400 0    80   ~
+SDRAM
+Text Notes 4550 1600 0    90   ~
+320(H) x RGB x 240(V) delta
+Text Notes 5200 1150 0    100  ~
+3.0" TFT LCD
+Text Notes 4700 2650 0    100  ~
+JZ4720
+$EndSCHEMATC