# RK3588 Release Note

## rk3588_bl31_v1.31.elf

| Date       | File                  | Build commit | Severity  |
| ---------- | :-------------------- | ------------ | --------- |
| 2022-11-09 | rk3588_bl31_v1.31.elf | 91e396185    | important |

### New

1. Enable RK_ENABLE_A76_L2_FLUSH_TO_L3 function.
2. Support amp function.

### Fixed

| Index | Severity  | Update                                                       | Issue description | Issue source |
| ----- | --------- | ------------------------------------------------------------ | ----------------- | ------------ |
| 1     | important | Save/restore some performance setting in system suspend/resume | -                 | -            |

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## rk3588_bl31_v1.30.elf

| Date       | File                  | Build commit | Severity  |
| ---------- | :-------------------- | ------------ | --------- |
| 2022-10-12 | rk3588_bl31_v1.30.elf | 1450d21e8    | important |

### New

1. Support pstore.

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## rk3588_bl31_v1.29.elf

| 时间       | 文件                  | 编译 commit | 重要程度  |
| ---------- | :-------------------- | ----------- | --------- |
| 2022-09-29 | rk3588_bl31_v1.29.elf | 686b5c48b   | important |

### New

1. Add A55 AT speculative patches.
2. Add LPDDR5 DFS patches, support DFS between rows.
3. Config FW-DSU region according to the specific DDR channel.

### Fixed

| Index | 重要程度  | 更新说明                                       | 问题现象                                                     | 问题来源 |
| ----- | --------- | ---------------------------------------------- | ------------------------------------------------------------ | -------- |
| 1     | important | Fix problem about CEC wakeup.                  | When waiting for CEC wakeup source in system suspend, gpio1/3 irq will wakeup both AP and mcu . | -        |
| 2     | important | Fix configuration about ddr.                   | Fix ddr-unstable problem.                                    | -        |
| 3     | important | Fix problem in system suspend if disable uart. | If loader disable uart, system suspend will panic.           | -        |

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## rk3588_bl32_v1.12.bin

| Date       | File                  | Build commit | Severity  |
| ---------- | :-------------------- | ------------ | --------- |
| 2022-09-20 | rk3588_bl32_v1.12.bin | 4542e1efd    | important |

### New

1.Config FW-DSU region according to the specific DDR channel.

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## rk3588_bl32_v1.11.bin

| Date       | File                  | Build commit | Severity  |
| ---------- | :-------------------- | ------------ | --------- |
| 2022-09-15 | rk3588_bl32_v1.11.bin | d84087907    | important |

### Fixed

| Index | Severity  | Update                                                       | Issue description                                            | Issue source |
| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ |
| 1     | important | Solve the problem that OPTEE is stuck during startup when printing is closed | User use /rkbin/tools/ddrbin_tool to close printing ,  then rk_atags will notify OPTEE to disable printing, When OPTEE starts, it will be stuck and unable to enter U-Boot | -            |

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