1f52b481aSHisping Lin# RK1808 Release Note 2f52b481aSHisping Lin 3*6fcf5440SZhihuan He## rk1808_bl31_v1.15.elf 4*6fcf5440SZhihuan He 5*6fcf5440SZhihuan He| Date | File | Build commit | Severity | 6*6fcf5440SZhihuan He| ---------- | --------------------- | ------------ | -------- | 7*6fcf5440SZhihuan He| 2024-01-17 | rk1808_bl31_v1.15.elf | 56fe57e2a | moderate | 8*6fcf5440SZhihuan He 9*6fcf5440SZhihuan He### New 10*6fcf5440SZhihuan He 11*6fcf5440SZhihuan He1. Add support for DDR extension temperature, it is necessary to use the ddrbin file with extension temperature enabled. 12*6fcf5440SZhihuan He 13*6fcf5440SZhihuan He------ 14*6fcf5440SZhihuan He 157af658d4SZhihuan He## rk1808_ddr_933MHz_v1.06.bin 167af658d4SZhihuan He 177af658d4SZhihuan He| Date | File | Build commit | Severity | 187af658d4SZhihuan He| ---------- | --------------------------- | ------------ | -------- | 197af658d4SZhihuan He| 2024-01-17 | rk1808_ddr_933MHz_v1.06.bin | 4d116dc75c | moderate | 207af658d4SZhihuan He 217af658d4SZhihuan He### New 227af658d4SZhihuan He 237af658d4SZhihuan He1. Add support for DDR extension temperature which should use ddrbin_tool configuration "ext_temp_ref" to enable. 247af658d4SZhihuan He 257af658d4SZhihuan He------ 267af658d4SZhihuan He 271e6e2182SHisping Lin## rk1808_bl32_v2.03.bin 281e6e2182SHisping Lin 291e6e2182SHisping Lin| Date | File | Build commit | Severity | 301e6e2182SHisping Lin| ---------- | :-------------------- | ------------ | --------- | 311e6e2182SHisping Lin| 2023-08-28 | rk1808_bl32_v2.03.bin | b5340fd65 | important | 321e6e2182SHisping Lin 331e6e2182SHisping Lin### New 341e6e2182SHisping Lin 351e6e2182SHisping Lin1. Support pstore for optee log. 361e6e2182SHisping Lin2. Enable dynamic SHM. 371e6e2182SHisping Lin3. Support check ta encryption key is written. 381e6e2182SHisping Lin 391e6e2182SHisping Lin------ 401e6e2182SHisping Lin 41f52b481aSHisping Lin## rk1808_bl32_v2.02.bin 42f52b481aSHisping Lin 43f52b481aSHisping Lin| Date | File | Build commit | Severity | 44f52b481aSHisping Lin| ---------- | :-------------------- | ------------ | --------- | 45f52b481aSHisping Lin| 2022-09-16 | rk1808_bl32_v2.02.bin | d84087907 | important | 46f52b481aSHisping Lin 47f52b481aSHisping Lin### Fixed 48f52b481aSHisping Lin 49f52b481aSHisping Lin| Index | Severity | Update | Issue description | Issue source | 50f52b481aSHisping Lin| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 51f52b481aSHisping Lin| 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 | - | 52f52b481aSHisping Lin 53f52b481aSHisping Lin------ 54