S922X Datasheet Contents
0.2 (2019-03-10) Amlogic, Ltd. Proprietary iv
4.9 Recommended Power on/down Sequence .................................................................................... 68
4.10 Power Consumption .................................................................................................................... 70
4.11 Storage and Baking Conditions ................................................................................................... 71
5. Mechanical Dimensions ............................................................................................................................ 72
6. System ...................................................................................................................................................... 73
6.1 Memory Map ................................................................................................................................... 74
6.2 Power Domain ................................................................................................................................ 79
6.2.1 Top Level Power Domains ................................................................................................... 80
6.2.2 A53/A73 Big Little Power Modes ......................................................................................... 80
6.2.3 EE Top Level Power Modes ................................................................................................. 82
6.2.4 Mali Power Modes ................................................................................................................ 83
6.2.5 Power/Isolation/Memory Power Down Register Summary .................................................. 84
6.3 System Booting ............................................................................................................................... 91
6.3.1 Overview ............................................................................................................................... 91
6.3.2 Power-on Flow Chart ............................................................................................................ 91
6.4 CPU ................................................................................................................................................. 93
6.5 GPU ................................................................................................................................................ 94
6.6 Clock ............................................................................................................................................... 95
6.6.1 Overview ............................................................................................................................... 95
6.6.2 Frequency Calculation and Setting .................................................................................... 102
6.6.3 Clock Gating ....................................................................................................................... 108
6.6.4 Clock Measure .................................................................................................................... 115
6.6.5 Register Description ........................................................................................................... 120
6.7 Reset ............................................................................................................................................. 176
6.7.1 Overview ............................................................................................................................. 176
6.7.2 Register Description ........................................................................................................... 177
6.8 GPIO ............................................................................................................................................. 186
6.8.1 Overview ............................................................................................................................. 186
6.8.2 GPIO Multiplex Function .................................................................................................... 187
6.8.3 Register Description ........................................................................................................... 195
6.9 Interrupt Control ............................................................................................................................ 219
6.9.1 Overview ............................................................................................................................. 219
6.9.2 Interrupt Source .................................................................................................................. 219
6.9.3 Register Description ........................................................................................................... 227
6.10 TIMER ........................................................................................................................................ 231
6.10.1 Overview ............................................................................................................................ 231
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