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Qseven Port #
Speed
Connected to
Hub Port #
Notes
USB_P0
USB 2.0 Hi-Speed
HUB0
1
USB_P1
USB 2.0 Hi-Speed
CPU
USB 2.0 OTG Port
USB_P2
USB 2.0 Hi-Speed
HUB0
2
USB_P3
USB 2.0 Hi-Speed
Hub0
3
USB_SS(R/T)X0
USB 3.0 Hi-Speed
Hub0
1
USB_SS(R/T)X1
USB 3.0 Hi-Speed
CPU
USB_SS(R/T)X2
USB 3.0 Hi-Speed
Hub0
2
The routing of the reset signal is shown below.
Hub signal
CPU Pin
Linux GPIO #
USBHUB_RESETn
GPIO4_A3
128
5.4.7 Ethernet PHY
The Micrel KSZ9031RNX is connected to the CPU via RGMII and MDIO. Further connections are shown below.
PHY signal
Connected to
Linux GPIO #
RESET
CPU pin GPIO3_C0
112
MDIO
CPU pin GPIO3_B5
107
MDC
CPU pin GPIO3_B0
102
LED1
Qseven GBE_LINK1000 and GBE_LINK100 and GBE_LINK (tied together)
LED2
Qseven GBE_ACT
5.4.8 Test points
Test point
Connected to
TP1
STM32 USART2 TX
TP2
STM32 USART2 RX
TP3
GND
RK3399-Q7 User Manual
© Theobroma Systems Design und Consulting GmbH
Release v0.2-3-g574c114
Page
45
Summary of Contents for RK3399-Q7
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