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AM5706, AM5708
SPRS961B –AUGUST 2016–REVISED SEPTEMBER 2017
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Manual IO Timings Modes must be used to guaranteed some IO timings for GMAC. See Table 5-29 Modes Summary for a list of IO timings
requiring the use of Manual IO Timings Modes. See Table 5-109 Manual Functions Mapping for GMAC RGMII1 for a definition of the Manual
modes.
Table 5-109 lists the A_DELAY and G_DELAY values needed to calculate the correct values to be set in the CFG_x registers.
Table 5-109. Manual Functions Mapping for GMAC RGMII1
BALL BALL NAME GMAC_RGMII1_MANUAL1 CFG REGISTER MUXMODE
A_DELAY (ps) G_DELAY (ps) 3
E11 vin2a_d18 530 0 CFG_VIN2A_D18_IN rgmii1_rxc
F11 vin2a_d19 71 1099 CFG_VIN2A_D19_IN rgmii1_rxctl
B13 vin2a_d20 142 1337 CFG_VIN2A_D20_IN rgmii1_rxd3
E13 vin2a_d21 114 1517 CFG_VIN2A_D21_IN rgmii1_rxd2
C13 vin2a_d22 171 1331 CFG_VIN2A_D22_IN rgmii1_rxd1
D13 vin2a_d23 0 1328 CFG_VIN2A_D23_IN rgmii1_rxd0
B11 vin2a_d12 0 0 CFG_VIN2A_D12_OUT rgmii1_txc
D11 vin2a_d13 170 0 CFG_VIN2A_D13_OUT rgmii1_txctl
C11 vin2a_d14 150 0 CFG_VIN2A_D14_OUT rgmii1_txd3
B12 vin2a_d15 0 0 CFG_VIN2A_D15_OUT rgmii1_txd2
A12 vin2a_d16 60 0 CFG_VIN2A_D16_OUT rgmii1_txd1
A13 vin2a_d17 60 0 CFG_VIN2A_D17_OUT rgmii1_txd0