Standby Configuration

Name:
STDBYCFG
Offset:
0x08 [ID-00000a2f]
Reset:
0x0000
Access:
PAC Write-Protection
Bit15141312111098
BBIASLP[1:0]BBIASHS[1:0]LINKPD[1:0]
AccessR/WR/WRRR/WR/W
Reset000000
Bit76543210
VREGSMOD[1:0]DPGPD1DPGPD0PDCFG[1:0]
AccessRRR/WR/WR/WR/W
Reset000000

Bits 13:12 – BBIASLP[1:0]: Back Bias for HMCRAMCLP

Back Bias for HMCRAMCLP

Refer to Table 1 for details.

ValueDescription
0 Retention Back Biasing mode
1 Standby Back Biasing mode
2 Standby OFF mode
3 Always OFF mode

Bits 11:10 – BBIASHS[1:0]: Back Bias for HMCRAMCHS

Back Bias for HMCRAMCHS

Refer to Table 1 for details.

ValueDescription
0 Retention Back Biasing mode
1 Standby Back Biasing mode
2 Standby OFF mode
3 Always OFF mode

Bits 9:8 – LINKPD[1:0]: Linked Power Domain

Linked Power Domain

Refer to Linked Power Domains for details.

ValueNameDescription
0x0 DEFAULT Power domains PD0/PD1/PD2 are not linked.
0x1 PD01

Power domains PD0 and PD1 are linked.

If PD0 is active, then PD1 is active even if there is no activity in PD1

.
0x2 PD12

Power domains PD1 and PD2 are linked.

If PD1 is active, then PD2 is active even if there is no activity in PD2.
0x3 PD012

All Power domains are linked.

If PD0 is active, then PD1 and PD2 are active even if there is no activity in PD1 or PD2.

Bits 7:6 – VREGSMOD[1:0]: VREG Switching Mode

VREG Switching Mode

Refer to Regulator Automatic Low Power Mode for details.

ValueNameDescription
0x0 AUTO Automatic Mode
0x1 PERFORMANCE Performance oriented
0x2 LP Low Power consumption oriented

Bit 5 – DPGPD1: Dynamic Power Gating for Power Domain 1

Dynamic Power Gating for Power Domain 1

ValueDescription
0 Dynamic SleepWalking for power domain 1 is disabled.
1 Dynamic SleepWalking for power domain 1 is enabled.

Bit 4 – DPGPD0: Dynamic Power Gating for Power Domain 0

Dynamic Power Gating for Power Domain 0

ValueDescription
0 Dynamic SleepWalking for power domain 0 is disabled.
1 Dynamic SleepWalking for power domain 0 is enabled.

Bits 1:0 – PDCFG[1:0]: Power Domain Configuration

Power Domain Configuration

ValueNameDescription
0x0 DEFAULT In standby mode, all power domain switching are handled by hardware.
0x1 PD0 In standby mode, power domain 0 (PD0) is forced ACTIVE. Other power domain switching is handled by hardware.
0x2 PD01 In standby mode, power domains PD0 and PD1 are forced ACTIVE. Power domain 2 switching is handled by hardware.
0x3 PD012 In standby mode, all power domains are forced ACTIVE.