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Factory Configuration (FCFG)

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9.2.1.55 CONFIG_OSC_TOP Register (Offset = 350h) [reset = X]

CONFIG_OSC_TOP is shown in Figure 9-76 and described in Table 9-78.

Configuration of OSC

Figure 9-76. CONFIG_OSC_TOP Register

31 30 29 28 27 26 25 24

RESERVED XOSC_HF_ROW_Q12 XOSC_HF_COLUMN_Q12

R-3h R-Fh R-3Fh

23 22 21 20 19 18 17 16

XOSC_HF_COLUMN_Q12

R-3Fh

15 14 13 12 11 10 9 8

XOSC_HF_COLUMN_Q12 RCOSCLF_CTUNE_TRIM

R-3Fh R-0h

7 6 5 4 3 2 1 0

RCOSCLF_CTUNE_TRIM RCOSCLF_RTUNE_TRIM

R-0h R-X

Table 9-78. CONFIG_OSC_TOP Register Field Descriptions

Bit Field Type Reset Description

31-30 RESERVED R 3h

Software should not rely on the value of a reserved. Writing any

other value than the reset value may result in undefined behavior.

29-26 XOSC_HF_ROW_Q12 R Fh

Trim value for

DDI_0_OSC:ANABYPASSVAL1.XOSC_HF_ROW_Q12.

25-10 XOSC_HF_COLUMN_Q1 R 3Fh

Trim value for

DDI_0_OSC:ANABYPASSVAL1.XOSC_HF_COLUMN_Q12.

9-2 RCOSCLF_CTUNE_TRIM R 0h

Trim value for DDI_0_OSC:LFOSCCTL.RCOSCLF_CTUNE_TRIM.

Reset holds trim value from production test.

1-0 RCOSCLF_RTUNE_TRIM R X

Trim value for DDI_0_OSC:LFOSCCTL.RCOSCLF_RTUNE_TRIM.

772

Device Configuration SWCU117A–February 2015–Revised March 2015

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