1# RK3566 Release Note 2 3## rk3566_ddr_1056MHz_ultra_v1.19.bin 4 5| Date | File | Build commit | Severity | 6| ---------- | ---------------------------------- | ------------ | --------- | 7| 2023-10-07 | rk3566_ddr_1056MHz_ultra_v1.19.bin | b2f397ce2c | important | 8 9### Warn 10 111. BL31 should be update to v2.14 or above. 12 13### New 14 151. Enable derate function for LPDDR4/LPDDR4x. 162. Add byte mode LPDDR4/4x support. 17 18------ 19 20## rk356x_spl_v1.13.bin 21 22| Date | File | Build commit | Severity | 23| ---------- | -------------------- | ------------ | --------- | 24| 2023-09-25 | rk356x_spl_v1.13.bin | e4e124926e | important | 25 26### New 27 281. Print and pass the firmware version number. 29 30### Fixed 31 32| Index | Severity | Update | Issue description | Issue source | 33| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 34| 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. | - | 35 36------ 37 38## rk3566_ddr_{1056...920}MHz_v1.18.bin 39 40| Date | File | Build commit | Severity | 41| ---------- | ------------------------------------ | ------------ | --------- | 42| 2023-07-17 | rk3566_ddr_{1056...920}MHz_v1.18.bin | f366f69a7d | important | 43 44### Fixed 45 46| Index | Severity | Update | Issue description | Issue source | 47| ----- | -------- | ------------------------------------------------ | ------------------------------------- | ------------ | 48| 1 | important | Fixed the suspend/resume function crash problem caused by DDR active_ranks configuration error | Suspend/resume function crash | - | 49 50------ 51 52## rk3566_ddr_{1056...324}MHz_v1.17.bin 53 54| Date | File | Build commit | Severity | 55| ---------- | ------------------------------------ | ------------ | --------- | 56| 2023-06-20 | rk3566_ddr_{1056...324}MHz_v1.17.bin | 992b933606 | important | 57 58### New 59 601. Added support for 4rank LPDDR3/LPDDR4/LPDDR4x of different rows. 612. Enable derate function for LPDDR4/LPDDR4x. 62 63------ 64 65## rk3566_ddr_1056MHz_eyescan_v1.16.bin 66 67| Date | File | Build commit | Severity | 68| ---------- | :----------------------------------- | ------------ | --------- | 69| 2023-04-19 | rk3566_ddr_1056MHz_eyescan_v1.16.bin | b9c108a4eb | important | 70 71### New 72 731. Add RK3566 2D eye scan support. 74 75------ 76 77## rk3566_ddr_{1056...324}MHz_v1.16.bin 78 79| Date | File | Build commit | Severity | 80| ---------- | ------------------------------------ | ------------ | --------- | 81| 2022-11-16 | rk3566_ddr_{1056...324}MHz_v1.16.bin | 6f71c736ce | important | 82 83### New 84 851. RK3568J/RK3568M use 1/2tREFI except LPDDR4/LPDDR4x. LPDDR4/LPDDR4x use derate mode. 862. TREFI, pageclose configurable by ddrbin tool. 873. Improve DDR4 performance. 88 89### Fixed 90 91| Index | Severity | Update | Issue description | Issue source | 92| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 93| 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 | - | 94| 2 | important | To solve 4GB ECC board Init fail bug | 4GB DDR4 board may crash in ddrbin | | 95 96------ 97 98## rk3566_ddr_{1056...324}MHz_v1.15.bin 99 100| Date | File | Build commit | Severity | 101| ---------- | ------------------------------------ | ------------ | --------- | 102| 2022-11-08 | rk3566_ddr_{1056...324}MHz_v1.15.bin | ec2fae0c96 | important | 103 104### Fixed 105 106| Index | Severity | Update | Issue description | Issue source | 107| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 108| 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 | - | 109 110------ 111 112## rk3566_ddr_{1056...324}MHz_v1.14.bin 113 114| Date | File | Build commit | Severity | 115| ---------- | :----------------------------------- | ------------ | --------- | 116| 2022-08-27 | rk3566_ddr_{1056...324}MHz_v1.14.bin | b1f29a2a6f | important | 117 118### Fixed 119 120| Index | Severity | Update | Issue description | Issue source | 121| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 122| 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. | - | 123| 2 | important | fix ddr4 528M stability problem | some DRAM DLL can't lock at 528M，DLL should be bypass for 528M | - | 124 125------ 126