Table 3-66 IOMUX registers (continued)
Offset
Register
Register function
Register description
0x08B0
IOMUX_ALTF2_OUTSEL
Controls the Musca
‑
S1 test chip I/O PA31-
PA0.
Connects either ALTF1_OUT or ALTF3_OUT
to ALTF1 output data multiplexer.
0x08B8
IOMUX_ALTF2_OENSEL
Controls the Musca
‑
S1 test chip I/O PA31-
PA0.
Connects either ALTF2_OE or ALTF3_OE to
ALTF1_OENSEL multiplexer.
0x08C0
IOMUX_ALTF2_DEFAULT_IN Controls the Musca
‑
S1 test chip I/O PA32-
PA0.
Drives unselected outputs of ALTF2 input
multiplexers to defined logic levels to prevent
floating nodes.
IOMUX_ALTF2_DEFAULT_IN Register
2.2.2 Test chip multiplexed I/O
for the ALTF1 and ALTF2 pin functions.
Related information
2.2.2 Test chip multiplexed I/O
on page 2-23
3.11.2
SCC registers summary
The base memory address of the Serial Configuration Control (SCC) registers are mapped to both the
Secure and Non-secure regions of the Expansion 1 region.
The base memory addresses of the SCC registers are:
•
0x4010_C000
in the Non
‑
secure region.
•
0x5010_C000
in the Secure region.
The following table shows the registers in offset order from the base memory address. Undefined
registers are reserved. Software must not attempt to access these registers.
Table 3-67 SCC registers summary
Offset
Name
Type Reset
Width Description
0x0800
CLK_CTRL_SEL
RW
0x0000_0062
32
See
0x0804
CLK_PLL_PREDIV_CTRL
RW
0x0000_0000
32
See
.
0x0808
CLK_BBGEN_DIV_CLK
RW
0x0000_0028
32
See
.
0x0810
CLK_POSTDIV_QSPI
RW
0x0000_0000
32
See
CLK_POSTDIV_CTRL_QSPI Register
.
0x0814
CLK_POSTDIV_RTC
RW
0x0000_7FFF
32
See
.
0x081C
CLK_POSTDIV_TEST
RW
0x0000_000A
32
See
CLK_POSTDIV_CTRL_TEST Register
.
0x0820
CTRL_BYPASS_DIV
RW
0x0000_0001
32
See
.
3 Programmers model
3.11 Serial Configuration Control registers
101835_0000_01_en
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