1# RK3566 Release Note 2 3## rk3568_bl31_ultra_v2.14.elf 4 5| Date | File | Build commit | Severity | 6| ---------- | --------------------------- | ------------ | --------- | 7| 2023-10-12 | rk3568_bl31_ultra_v2.14.elf | 7e89dd758 | important | 8 9### New 10 111. Update the latest code. 12 13------ 14 15## rk3566_ddr_1056MHz_ultra_v1.19.bin 16 17| Date | File | Build commit | Severity | 18| ---------- | ---------------------------------- | ------------ | --------- | 19| 2023-10-07 | rk3566_ddr_1056MHz_ultra_v1.19.bin | b2f397ce2c | important | 20 21### Warn 22 231. BL31 should be update to v2.14 or above. 24 25### New 26 271. Enable derate function for LPDDR4/LPDDR4x. 282. Add byte mode LPDDR4/4x support. 29 30------ 31 32## rk356x_spl_v1.13.bin 33 34| Date | File | Build commit | Severity | 35| ---------- | -------------------- | ------------ | --------- | 36| 2023-09-25 | rk356x_spl_v1.13.bin | e4e124926e | important | 37 38### New 39 401. Print and pass the firmware version number. 41 42### Fixed 43 44| Index | Severity | Update | Issue description | Issue source | 45| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 46| 1 | important | Solve the issue that the backup image is not loaded when the SPL load or check u-boot.dtb fails | When u-boot.dtb of the first uboot.img is corrupted, SPL doesn't load the backup image. | - | 47 48------ 49 50## rk3566_ddr_{1056...920}MHz_v1.18.bin 51 52| Date | File | Build commit | Severity | 53| ---------- | ------------------------------------ | ------------ | --------- | 54| 2023-07-17 | rk3566_ddr_{1056...920}MHz_v1.18.bin | f366f69a7d | important | 55 56### Fixed 57 58| Index | Severity | Update | Issue description | Issue source | 59| ----- | -------- | ------------------------------------------------ | ------------------------------------- | ------------ | 60| 1 | important | Fixed the suspend/resume function crash problem caused by DDR active_ranks configuration error | Suspend/resume function crash | - | 61 62------ 63 64## rk3566_ddr_{1056...324}MHz_v1.17.bin 65 66| Date | File | Build commit | Severity | 67| ---------- | ------------------------------------ | ------------ | --------- | 68| 2023-06-20 | rk3566_ddr_{1056...324}MHz_v1.17.bin | 992b933606 | important | 69 70### New 71 721. Added support for 4rank LPDDR3/LPDDR4/LPDDR4x of different rows. 732. Enable derate function for LPDDR4/LPDDR4x. 74 75------ 76 77## rk3566_ddr_1056MHz_eyescan_v1.16.bin 78 79| Date | File | Build commit | Severity | 80| ---------- | :----------------------------------- | ------------ | --------- | 81| 2023-04-19 | rk3566_ddr_1056MHz_eyescan_v1.16.bin | b9c108a4eb | important | 82 83### New 84 851. Add RK3566 2D eye scan support. 86 87------ 88 89## rk3566_ddr_{1056...324}MHz_v1.16.bin 90 91| Date | File | Build commit | Severity | 92| ---------- | ------------------------------------ | ------------ | --------- | 93| 2022-11-16 | rk3566_ddr_{1056...324}MHz_v1.16.bin | 6f71c736ce | important | 94 95### New 96 971. RK3568J/RK3568M use 1/2tREFI except LPDDR4/LPDDR4x. LPDDR4/LPDDR4x use derate mode. 982. TREFI, pageclose configurable by ddrbin tool. 993. Improve DDR4 performance. 100 101### Fixed 102 103| Index | Severity | Update | Issue description | Issue source | 104| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 105| 1 | important | To solve the instability problem of some ddr4 when DDR run in 528MHz. | When DDR4 run in 528MHz, the system would unstable, causing a crash and restart | - | 106| 2 | important | To solve 4GB ECC board Init fail bug | 4GB DDR4 board may crash in ddrbin | | 107 108------ 109 110## rk3566_ddr_{1056...324}MHz_v1.15.bin 111 112| Date | File | Build commit | Severity | 113| ---------- | ------------------------------------ | ------------ | --------- | 114| 2022-11-08 | rk3566_ddr_{1056...324}MHz_v1.15.bin | ec2fae0c96 | important | 115 116### Fixed 117 118| Index | Severity | Update | Issue description | Issue source | 119| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 120| 1 | important | To solve the instability problem of some chips when DDR run in 324MHz. | When DDR run in 324MHz, the system would unstable, causing a crash and restart | - | 121 122------ 123 124## rk3566_ddr_{1056...324}MHz_v1.14.bin 125 126| Date | File | Build commit | Severity | 127| ---------- | :----------------------------------- | ------------ | --------- | 128| 2022-08-27 | rk3566_ddr_{1056...324}MHz_v1.14.bin | b1f29a2a6f | important | 129 130### Fixed 131 132| Index | Severity | Update | Issue description | Issue source | 133| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 134| 1 | moderate | fix Fix set of t_xs_x32, t_xs_abort_x32 and t_xs_fast_x32 | Fix set of t_xs_x32, t_xs_abort_x32 and t_xs_fast_x32.This bug may lead to some low density dram(128M) fail. | - | 135| 2 | important | fix ddr4 528M stability problem | some DRAM DLL can't lock at 528M，DLL should be bypass for 528M | - | 136 137------ 138