SPRUI30H November 2015 – May 2024 DRA745 , DRA746 , DRA750 , DRA756
| Address Offset | 0x0000 0000 | ||
| Physical Address | 0x4AE0 7100 | Instance | DSS_PRM |
| Description | This register controls the DSS power state to reach upon a domain sleep transition | ||
| 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 | DSS_MEM_ONSTATE | RESERVED | DSS_MEM_RETSTATE | RESERVED | LOWPOWERSTATECHANGE | RESERVED | LOGICRETSTATE | POWERSTATE | |||||||||||||||||||||||
| Bits | Field Name | Description | Type | Reset |
|---|---|---|---|---|
| 31:18 | RESERVED | R | 0x0 | |
| 17:16 | DSS_MEM_ONSTATE | DSS_MEM state when domain is ON. | R | 0x3 |
| 0x3: Memory bank is on when the domain is ON. | ||||
| 15:9 | RESERVED | R | 0x0 | |
| 8 | DSS_MEM_RETSTATE | Note: Not supported on this device. | R | 0x0 |
| 7:5 | RESERVED | |||
| 4 | LOWPOWERSTATECHANGE | Power state change request when domain has already performed a sleep transition. Allows going into deeper low power state without waking up the power domain. | RW | 0x0 |
| 0x0: Do not request a low power state change. | ||||
| 0x1: Request a low power state change. This bit is automatically cleared when the power state is effectively changed or when power state is ON. | ||||
| 3 | RESERVED | R | 0x0 | |
| 2 | LOGICRETSTATE | Note: Not supported on this device. | R | 0x0 |
| 1:0 | POWERSTATE | Power state control | RW | 0x0 |
| 0x0: OFF state | ||||
| 0x1: Reserved | ||||
| 0x2: Reserved | ||||
| 0x3: ON State |
| Power Management Functional Description |
| PRCM Register Manual |
| Address Offset | 0x0000 0004 | ||
| Physical Address | 0x4AE0 7104 | Instance | DSS_PRM |
| Description | This register provides a status on the current DSS power domain state. [warm reset insensitive] | ||
| 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 | LASTPOWERSTATEENTERED | RESERVED | INTRANSITION | RESERVED | DSS_MEM_STATEST | RESERVED | LOGICSTATEST | POWERSTATEST | |||||||||||||||||||||||
| Bits | Field Name | Description | Type | Reset |
|---|---|---|---|---|
| 31:26 | RESERVED | R | 0x0 | |
| 25:24 | LASTPOWERSTATEENTERED | Last low power state entered. Set to 0x3 upon write of the same only. This register is intended for debug purpose only. | RW | 0x0 |
| 0x0: Power domain was previously OFF | ||||
| 0x1: Reserved | ||||
| 0x2: Reserved | ||||
| 0x3: Power domain was previously ON-ACTIVE | ||||
| 23:21 | RESERVED | R | 0x0 | |
| 20 | INTRANSITION | Domain transition status | R | 0x0 |
| 0x0: No on-going transition on power domain | ||||
| 0x1: Power domain transition is in progress. | ||||
| 19:6 | RESERVED | R | 0x0 | |
| 5:4 | DSS_MEM_STATEST | DSS_MEM state status | R | 0x3 |
| 0x0: Memory is OFF | ||||
| 0x1: Reserved | ||||
| 0x2: Reserved | ||||
| 0x3: Memory is ON | ||||
| 3 | RESERVED | R | 0x0 | |
| 2 | LOGICSTATEST | Logic state status | R | 0x1 |
| 0x0: Reserved | ||||
| 0x1: Logic in domain is ON | ||||
| 1:0 | POWERSTATEST | Current power state status | R | 0x3 |
| 0x0: Power domain is OFF | ||||
| 0x1: Reserved | ||||
| 0x2: Reserved | ||||
| 0x3: Power domain is ON-ACTIVE |
| Power Management Functional Description |
| PRCM Register Manual |
| Address Offset | 0x0000 0020 | ||
| Physical Address | 0x4AE0 7120 | Instance | DSS_PRM |
| Description | This register controls wakeup dependency based on DSS service requests. | ||
| 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 | RESERVED | WKUPDEP_DSI1_B_EVE2 | WKUPDEP_DSI1_B_EVE1 | WKUPDEP_DSI1_B_DSP2 | WKUPDEP_DSI1_B_IPU1 | WKUPDEP_DSI1_B_SDMA | WKUPDEP_DSI1_B_DSP1 | WKUPDEP_DSI1_B_IPU2 | WKUPDEP_DSI1_B_MPU | RESERVED | RESERVED | WKUPDEP_DSI1_A_EVE2 | WKUPDEP_DSI1_A_EVE1 | WKUPDEP_DSI1_A_DSP2 | WKUPDEP_DSI1_A_IPU1 | WKUPDEP_DSI1_A_SDMA | WKUPDEP_DSI1_A_DSP1 | WKUPDEP_DSI1_A_IPU2 | WKUPDEP_DSI1_A_MPU | RESERVED | RESERVED | WKUPDEP_DISPC_EVE2 | WKUPDEP_DISPC_EVE1 | WKUPDEP_DISPC_DSP2 | WKUPDEP_DISPC_IPU1 | WKUPDEP_DISPC_SDMA | WKUPDEP_DISPC_DSP1 | WKUPDEP_DISPC_IPU2 | WKUPDEP_DISPC_MPU | |
| Bits | Field Name | Description | Type | Reset |
|---|---|---|---|---|
| 31:30 | RESERVED | R | 0x0 | |
| 29 | RESERVED | R | 0x0 | |
| 28 | RESERVED | R | 0x0 | |
| 27 | WKUPDEP_DSI1_B_EVE2 | Wakeup dependency from DSS module (SWakeup signal) towards EVE2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 26 | WKUPDEP_DSI1_B_EVE1 | Wakeup dependency from DSS module (SWakeup signal) towards EVE1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 25 | WKUPDEP_DSI1_B_DSP2 | Wakeup dependency from DSS module (SWakeup signal) towards DSP2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 24 | WKUPDEP_DSI1_B_IPU1 | Wakeup dependency from DSS module (SWakeup signal) towards IPU1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 23 | WKUPDEP_DSI1_B_SDMA | Wakeup dependency from DSS module (SWakeup signal) towards SDMA + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 22 | WKUPDEP_DSI1_B_DSP1 | Wakeup dependency from DSS module (SWakeup signal) towards DSP + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 21 | WKUPDEP_DSI1_B_IPU2 | Wakeup dependency from DSS module (SWakeup signal) towards IPU2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 20 | WKUPDEP_DSI1_B_MPU | Wakeup dependency from DSS module (SWakeup signal) towards MPU + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 19 | RESERVED | R | 0x0 | |
| 18 | RESERVED | R | 0x0 | |
| 17 | WKUPDEP_DSI1_A_EVE2 | Wakeup dependency from DSS module (SWakeup signal) towards EVE2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 16 | WKUPDEP_DSI1_A_EVE1 | Wakeup dependency from DSS module (SWakeup signal) towards EVE1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 15 | WKUPDEP_DSI1_A_DSP2 | Wakeup dependency from DSS module (SWakeup signal) towards DSP2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 14 | WKUPDEP_DSI1_A_IPU1 | Wakeup dependency from DSS module (SWakeup signal) towards IPU1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 13 | WKUPDEP_DSI1_A_SDMA | Wakeup dependency from DSS module (SWakeup signal) towards SDMA + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 12 | WKUPDEP_DSI1_A_DSP1 | Wakeup dependency from DSS module (SWakeup signal) towards DSP + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 11 | WKUPDEP_DSI1_A_IPU2 | Wakeup dependency from DSS module (SWakeup signal) towards IPU2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 10 | WKUPDEP_DSI1_A_MPU | Wakeup dependency from DSS module (SWakeup signal) towards MPU + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 9 | RESERVED | R | 0x0 | |
| 8 | RESERVED | R | 0x0 | |
| 7 | WKUPDEP_DISPC_EVE2 | Wakeup dependency from DSS module (SWakeup signal) towards EVE2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 6 | WKUPDEP_DISPC_EVE1 | Wakeup dependency from DSS module (SWakeup signal) towards EVE1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 5 | WKUPDEP_DISPC_DSP2 | Wakeup dependency from DSS module (SWakeup signal) towards DSP2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 4 | WKUPDEP_DISPC_IPU1 | Wakeup dependency from DSS module (SWakeup signal) towards IPU1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 3 | WKUPDEP_DISPC_SDMA | Wakeup dependency from DSS module (SWakeup signal) towards SDMA + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 2 | WKUPDEP_DISPC_DSP1 | Wakeup dependency from DSS module (SWakeup signal) towards DSP + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 1 | WKUPDEP_DISPC_IPU2 | Wakeup dependency from DSS module (SWakeup signal) towards IPU2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 0 | WKUPDEP_DISPC_MPU | Wakeup dependency from DSS module (SWakeup signal) towards MPU + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled |
| Clock Management Functional Description |
| PRCM Register Manual |
| Address Offset | 0x0000 0024 | ||
| Physical Address | 0x4AE0 7124 | Instance | DSS_PRM |
| Description | This register contains dedicated DSS context statuses. [warm reset insensitive] | ||
| 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 | LOSTMEM_DSS_MEM | RESERVED | LOSTCONTEXT_RFF | LOSTCONTEXT_DFF | |||||||||||||||||||||||||||
| Bits | Field Name | Description | Type | Reset |
|---|---|---|---|---|
| 31:9 | RESERVED | R | 0x0 | |
| 8 | LOSTMEM_DSS_MEM | Specify if memory-based context in DSS_MEM memory bank has been lost due to a previous power transition or other reset source. | RW | 0x1 |
| 0x0: Context has been maintained | ||||
| 0x1: Context has been lost | ||||
| 7:2 | RESERVED | R | 0x0 | |
| 1 | LOSTCONTEXT_RFF | Specify if RFF-based context has been lost due to a previous power transition or other reset source. (set upon assertion of DSS_RET_RST signal) | RW | 0x1 |
| 0x0: Context has been maintained | ||||
| 0x1: Context has been lost | ||||
| 0 | LOSTCONTEXT_DFF | Specify if DFF-based context has been lost due to a previous power transition or other reset source. (set upon assertion of DSS_RST signal) | RW | 0x1 |
| 0x0: Context has been maintained | ||||
| 0x1: Context has been lost |
| Power Management Functional Description |
| PRCM Register Manual |
| Address Offset | 0x0000 0028 | ||
| Physical Address | 0x4AE0 7128 | Instance | DSS_PRM |
| Description | This register controls wakeup dependency based on DSS service requests. | ||
| 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 | WKUPDEP_HDMIDMA_DSP2 | RESERVED | WKUPDEP_HDMIDMA_SDMA | WKUPDEP_HDMIDMA_DSP1 | RESERVED | RESERVED | RESERVED | WKUPDEP_DSI1_C_EVE2 | WKUPDEP_DSI1_C_EVE1 | WKUPDEP_DSI1_C_DSP2 | WKUPDEP_DSI1_C_IPU1 | WKUPDEP_DSI1_C_SDMA | WKUPDEP_DSI1_C_DSP1 | WKUPDEP_DSI1_C_IPU2 | WKUPDEP_DSI1_C_MPU | RESERVED | RESERVED | WKUPDEP_HDMIIRQ_EVE2 | WKUPDEP_HDMIIRQ_EVE1 | WKUPDEP_HDMIIRQ_DSP2 | WKUPDEP_HDMIIRQ_IPU1 | RESERVED | WKUPDEP_HDMIIRQ_DSP1 | WKUPDEP_HDMIIRQ_IPU2 | WKUPDEP_HDMIIRQ_MPU | ||||||
| Bits | Field Name | Description | Type | Reset |
|---|---|---|---|---|
| 31:26 | RESERVED | R | 0x0 | |
| 25 | WKUPDEP_HDMIDMA_DSP2 | Wakeup dependency from DSS module (SWakeup signal) towards DSP2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 24 | RESERVED | R | 0x0 | |
| 23 | WKUPDEP_HDMIDMA_SDMA | Wakeup dependency from DSS module (SWakeup signal) towards SDMA + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 22 | WKUPDEP_HDMIDMA_DSP1 | Wakeup dependency from DSS module (SWakeup signal) towards DSP + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 21:20 | RESERVED | R | 0x0 | |
| 19 | RESERVED | R | 0x0 | |
| 18 | RESERVED | R | 0x0 | |
| 17 | WKUPDEP_DSI1_C_EVE2 | Wakeup dependency from DSS module (SWakeup signal) towards EVE2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 16 | WKUPDEP_DSI1_C_EVE1 | Wakeup dependency from DSS module (SWakeup signal) towards EVE1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 15 | WKUPDEP_DSI1_C_DSP2 | Wakeup dependency from DSS module (SWakeup signal) towards DSP2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 14 | WKUPDEP_DSI1_C_IPU1 | Wakeup dependency from DSS module (SWakeup signal) towards IPU1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 13 | WKUPDEP_DSI1_C_SDMA | Wakeup dependency from DSS module (SWakeup signal) towards SDMA + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 12 | WKUPDEP_DSI1_C_DSP1 | Wakeup dependency from DSS module (SWakeup signal) towards DSP + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 11 | WKUPDEP_DSI1_C_IPU2 | Wakeup dependency from DSS module (SWakeup signal) towards IPU2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 10 | WKUPDEP_DSI1_C_MPU | Wakeup dependency from DSS module (SWakeup signal) towards MPU + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 9 | RESERVED | R | 0x0 | |
| 8 | RESERVED | R | 0x0 | |
| 7 | WKUPDEP_HDMIIRQ_EVE2 | Wakeup dependency from DSS module (SWakeup signal) towards EVE2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 6 | WKUPDEP_HDMIIRQ_EVE1 | Wakeup dependency from DSS module (SWakeup signal) towards EVE1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 5 | WKUPDEP_HDMIIRQ_DSP2 | Wakeup dependency from DSS module (SWakeup signal) towards DSP2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 4 | WKUPDEP_HDMIIRQ_IPU1 | Wakeup dependency from DSS module (SWakeup signal) towards IPU1 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 3 | RESERVED | R | 0x0 | |
| 2 | WKUPDEP_HDMIIRQ_DSP1 | Wakeup dependency from DSS module (SWakeup signal) towards DSP + L3MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 1 | WKUPDEP_HDMIIRQ_IPU2 | Wakeup dependency from DSS module (SWakeup signal) towards IPU2 + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled | ||||
| 0 | WKUPDEP_HDMIIRQ_MPU | Wakeup dependency from DSS module (SWakeup signal) towards MPU + L3_MAIN1 + L4PER1 + L4PER2 + L4PER3 domains | RW | 0x0 |
| 0x0: Dependency is disabled | ||||
| 0x1: Dependency is enabled |
| Clock Management Functional Description |
| PRCM Register Manual |
| Address Offset | 0x0000 0034 | ||
| Physical Address | 0x4AE0 7134 | Instance | DSS_PRM |
| Description | This register contains dedicated BB2B context statuses. [warm reset insensitive] | ||
| 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 | LOSTMEM_DSS_MEM | RESERVED | LOSTCONTEXT_DFF | ||||||||||||||||||||||||||||
| Bits | Field Name | Description | Type | Reset |
|---|---|---|---|---|
| 31:9 | RESERVED | R | 0x0 | |
| 8 | LOSTMEM_DSS_MEM | Specify if memory-based context in DSS_MEM memory bank has been lost due to a previous power transition or other reset source. | RW | 0x1 |
| 0x0: MAINTAINED | ||||
| 0x1: LOST | ||||
| 7:1 | RESERVED | R | 0x0 | |
| 0 | LOSTCONTEXT_DFF | Specify if DFF-based context has been lost due to a previous power transition or other reset source. (set upon assertion of DSS_RST signal) | RW | 0x1 |
| 0x0: MAINTAINED | ||||
| 0x1: LOST |
| Power Management Functional Description |
| PRCM Register Manual |