1# RK3308 Release Note 2 3## rk3308_ddr*{589 ... 393}MHz*{uart2_m1, uart4_m0}_v2.08.bin 4 5| Date | File | Build commit | Severity | 6| ---------- | ---------------------------------------------------------- | ------------ | -------- | 7| 2024-04-09 | rk3308_ddr*{589 ... 393}MHz*{uart2_m1, uart4_m0}_v2.08.bin | 10777823fd | moderate | 8 9### New 10 111. Add dram and sram check. 12 13------ 14 15## rk3308_{miniloader, usbplug}_wo_ftl_v1.41.bin 16 17| Date | File | Build commit | Severity | 18| ---------- | :------------------------------------- | ------- | -------- | 19| 2024-01-05 | rk3308_{miniloader, usbplug}_wo_ftl_v1.41.bin | f34544a | moderate | 20 21### New 22 231. Change undefined read data address global variables. 24 25------ 26 27## rk3308_bl32_v2.06.bin 28 29| Date | File | Build commit | Severity | 30| ---------- | :-------------------- | ------------ | --------- | 31| 2023-08-28 | rk3308_bl32_v2.06.bin | b5340fd65 | important | 32 33### New 34 351. Support pstore for optee log. 362. Enable dynamic SHM. 373. Support check ta encryption key is written. 38 39------ 40 41## rk3308_bl31_cpu3_v1.00.elf 42 43| Date | File | Build commit | Severity | 44| ---------- | :------------------------- | ------------ | -------- | 45| 2023-03-16 | rk3308_bl31_cpu3_v1.00.elf | 5fb7b7229 | moderate | 46 47### New 48 491. Support boot from CPU3. 50 51------ 52 53## rk3308_ddr_{589 ... 393}MHz_{uart2_m1, uart4_m0}_v2.07.bin 54 55| Date | File | Build commit | Severity | 56| ---------- | :--------------------------------------------------------- | ------------ | -------- | 57| 2022-11-29 | rk3308_ddr_{589 ... 393}MHz_{uart2_m1, uart4_m0}_v2.07.bin | 6ede97a868 | moderate | 58 59### Fixed 60 61| Index | Severity | Update | Issue description | Issue source | 62| ----- | -------- | -------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 63| 1 | moderate | Improve the stability of some DDR in RK3308B/H at 393MHz | When RK3308B/H is less than 451MHz, the value of read DQS DLL delay is inaccurately configured. As a result, some DDR may be unstable at 393MHz. | - | 64 65------ 66 67## rk3308_bl31_{aarch32}_v2.26.elf 68 69| Date | File | Build commit | Severity | 70| ---------- | :------------------------------ | ------------ | --------- | 71| 2022-09-28 | rk3308_bl31_{aarch32}_v2.26.elf | 0252d5c8f | important | 72 73### Fixed 74 75| Index | Severity | Update | Issue description | Issue source | 76| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 77| 1 | important | Solve the wdt reset while system suspend. Handle solution: bl31 disables pclk_wdt before sleep and resume it after wakeup. | The kernel can't disable secure pclk_wdt, it results in wdt reset. | 375529 | 78 79------ 80 81## rk3308_bl32_v2.05.bin 82 83| Date | File | Build commit | Severity | 84| ---------- | :-------------------- | ------------ | --------- | 85| 2022-09-16 | rk3308_bl32_v2.05.bin | d84087907 | important | 86 87### Fixed 88 89| Index | Severity | Update | Issue description | Issue source | 90| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 91| 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 | - | 92 93------ 94 95## rk3308_{miniloader, usbplug}_v1.39.bin 96 97| Date | File | Build commit | Severity | 98| ---------- | :------------------------------------- | ------- | -------- | 99| 2022-09-08 | rk3308_{miniloader, usbplug}_v1.39.bin | 97d7a6 | moderate | 100 101### New 102 1031. Check ftl super block 2nd page spare data. 104