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Display Subsystem Register Manual
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Table 7-453. Register Call Summary for Register DSI_PLL_CONFIGURATION1
Display Subsystem Functional Description
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Display Subsystem Register Manual
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DSI PLL Controller Register Mapping Summary
Table 7-454. DSI_PLL_CONFIGURATION2
Address Offset
0x0000 0010
Physical Address
0x4804 FF10
Instance
DSI_PLL_CTRL
Description
This register contains the unlatched PLL and HSDIVDER configuration bits These bits are "shadowed"
when automatic mode is selected
Type
RW
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
RESERVED
RESERVED
DSI_PLL_IDLE
DSI_BYPASSEN
DSI_PLL_REFEN
DSS_CLOCK_EN
DSI_PLL_CLKSEL
DSI_PHY_CLKINEN
DSI_PLL_LOCKSEL
DSI_HSDIVBYPASS
DSS_CLOCK_PWDN
DSI_PLL_HIGHFREQ
DSI_PLL_PLLLPMODE
DSI_PROTO_CLOCK_EN
DSI_PLL_LOWCURRSTBY
DSI_PLL_DRIFTGUARDEN
DSI_PROTO_CLOCK_PWDN
DSI_PLL_TIGHTPHASELOCK
Bits
Field Name
Description
Type
Reset
31:21
RESERVED
Reserved. Write only zero for future compatibility. Reads return
R
0x000
zero.
20
DSI_HSDIVBYPASS
Forces HSDIVIDER to bypass mode
RW
0x0
0x0: HSDIVIDER in normal operation. Bypass controlled by PLL.
0x1: HSDIVIDER forced to bypass mode.
19
DSI_PROTO_CLOCK_
Power down for DSI Protocol Engine clock source
RW
0x0
PWDN
0x0: DSI Protocol Engine clock divider is active
0x1: DSI Protocol Engine clock divider is powered-down
18
DSI_PROTO_CLOCK_
Enable for DSI Protocol Engine clock source
RW
0x0
EN
0x0: DSI Protocol Engine clock divider is disabled
0x1: DSI Protocol Engine clock divider is enabled
17
DSS_CLOCK_PWDN
Power down for DSS clock source
RW
0x0
0x0: DSS clock divider is active
0x1: DSS clock divider is powered-down
16
DSS_CLOCK_EN
Enable for DSS clock source
RW
0x0
0x0: DSS clock divider is disabled
0x1: DSS clock divider is enabled
1962
Display Subsystem
SWPU177N – December 2009 – Revised November 2010
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