# RK3566 Release Note ## rk3566_ddr_{1056...920}MHz_v1.21.bin | Date | File | Build commit | Severity | | ---------- | ------------------------------------ | ------------ | --------- | | 2024-01-20 | rk3566_ddr_{1056...920}MHz_v1.21.bin | 2d653b3476 | important | ### Fixed | Index | Severity | Update | Issue description | Issue source | | ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | | 1 | important | Fixed issue that CA training may be missed during reboot. | CA training may not be done during reboot. CA training results always zero. | - | ------ ## rk3568_bl31_ultra_v2.17.elf | Date | File | Build commit | Severity | | ---------- | --------------------------- | ------------ | --------- | | 2024-02-01 | rk3568_bl31_ultra_v2.17.elf | 4a52a1f56 | important | ### New 1. Reduce the maximum uart busy wait time to 5.6ms to prevent long uart busy from causing slow wake up. ------ ## rk3566_ddr_1056MHz_ultra_v1.20.bin | Date | File | Build commit | Severity | | ---------- | ---------------------------------- | ------------ | --------- | | 2024-01-13 | rk3566_ddr_1056MHz_ultra_v1.20.bin | 328b43930e | important | ### New 1. The tRFC value can be configured through ddrbin_tools. 1. Add read/write vref trining to improve compatibility. ### Fixed | Index | Severity | Update | Issue description | Issue source | | ----- | --------- | --------------------------------------------------------- | ------------------------------------------ | ------------ | | 1 | important | Fixed 6GB LPDDR4 initialization failure problem | 6GB LPDDR4 panic during DDR initialization | - | | 2 | important | Enable LPDDR4/4X read odt under780M to implove stability. | Some LPDDR4/4X have poor stability at 780M | - | | 3 | important | Fixed issue that CA training may be missed during reboot | CA training may not be done during reboot | - | ------ ## rk3566_ddr_{1056...920}MHz_v1.20.bin | Date | File | Build commit | Severity | | ---------- | ------------------------------------ | ------------ | --------- | | 2024-01-12 | rk3566_ddr_{1056...920}MHz_v1.20.bin | 77170a5e90 | important | ### New 1. The tRFC value can be configured through ddrbin_tools. 1. Add read write vref trining to improve compatibility. ### Fixed | Index | Severity | Update | Issue description | Issue source | | ----- | --------- | ------------------------------------------------------------ | ---------------------------------------------------- | ------------ | | 1 | important | Update DDR3/LPDDR3 rd/wr training pattern to improve read and write signal margin | Optimize DDR3/LPDDR3 read and write signal margin | - | | 2 | important | Fixed 6GB LPDDR3/4 initialization failure problem | 6GB LPDDR3/4 panic during DDR initialization | - | | 3 | important | Enable LPDDR4/4X read odt under780M to implove stability. | Some LPDDR4/4X particles have poor stability at 780M | - | ------ ## rk3568_bl31_ultra_v2.16.elf | Date | File | Build commit | Severity | | ---------- | --------------------------- | ------------ | --------- | | 2023-11-10 | rk3568_bl31_ultra_v2.16.elf | 4af8f9ace | important | ### New 1. Update the latest code to improve compatibility. ------ ## rk3568_bl31_ultra_v2.15.elf | Date | File | Build commit | Severity | | ---------- | --------------------------- | ------------ | --------- | | 2023-10-28 | rk3568_bl31_ultra_v2.15.elf | 2f6f2e6f4 | important | ### New 1. Optimize wakeup speed. 2. Fix lite mode sleep, vcc_ddr probability high power consumption. ------ ## rk3568_bl31_ultra_v2.14.elf | Date | File | Build commit | Severity | | ---------- | --------------------------- | ------------ | --------- | | 2023-10-12 | rk3568_bl31_ultra_v2.14.elf | 7e89dd758 | important | ### New 1. Update the latest code. ------ ## rk3566_ddr_1056MHz_ultra_v1.19.bin | Date | File | Build commit | Severity | | ---------- | ---------------------------------- | ------------ | --------- | | 2023-10-07 | rk3566_ddr_1056MHz_ultra_v1.19.bin | b2f397ce2c | important | ### Warn 1. BL31 should be update to v2.14 or above. ### New 1. Enable derate function for LPDDR4/LPDDR4x. 2. Add byte mode LPDDR4/4x support. ------ ## rk356x_spl_v1.13.bin | Date | File | Build commit | Severity | | ---------- | -------------------- | ------------ | --------- | | 2023-09-25 | rk356x_spl_v1.13.bin | e4e124926e | important | ### New 1. Print and pass the firmware version number. ### Fixed | Index | Severity | Update | Issue description | Issue source | | ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | | 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. | - | ------ ## rk3566_ddr_{1056...920}MHz_v1.18.bin | Date | File | Build commit | Severity | | ---------- | ------------------------------------ | ------------ | --------- | | 2023-07-17 | rk3566_ddr_{1056...920}MHz_v1.18.bin | f366f69a7d | important | ### Fixed | Index | Severity | Update | Issue description | Issue source | | ----- | -------- | ------------------------------------------------ | ------------------------------------- | ------------ | | 1 | important | Fixed the suspend/resume function crash problem caused by DDR active_ranks configuration error | Suspend/resume function crash | - | ------ ## rk3566_ddr_{1056...324}MHz_v1.17.bin | Date | File | Build commit | Severity | | ---------- | ------------------------------------ | ------------ | --------- | | 2023-06-20 | rk3566_ddr_{1056...324}MHz_v1.17.bin | 992b933606 | important | ### New 1. Added support for 4rank LPDDR3/LPDDR4/LPDDR4x of different rows. 2. Enable derate function for LPDDR4/LPDDR4x. ------ ## rk3566_ddr_1056MHz_eyescan_v1.16.bin | Date | File | Build commit | Severity | | ---------- | :----------------------------------- | ------------ | --------- | | 2023-04-19 | rk3566_ddr_1056MHz_eyescan_v1.16.bin | b9c108a4eb | important | ### New 1. Add RK3566 2D eye scan support. ------ ## rk3566_ddr_{1056...324}MHz_v1.16.bin | Date | File | Build commit | Severity | | ---------- | ------------------------------------ | ------------ | --------- | | 2022-11-16 | rk3566_ddr_{1056...324}MHz_v1.16.bin | 6f71c736ce | important | ### New 1. RK3568J/RK3568M use 1/2tREFI except LPDDR4/LPDDR4x. LPDDR4/LPDDR4x use derate mode. 2. TREFI, pageclose configurable by ddrbin tool. 3. Improve DDR4 performance. ### Fixed | Index | Severity | Update | Issue description | Issue source | | ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | | 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 | - | | 2 | important | To solve 4GB ECC board Init fail bug | 4GB DDR4 board may crash in ddrbin | | ------ ## rk3566_ddr_{1056...324}MHz_v1.15.bin | Date | File | Build commit | Severity | | ---------- | ------------------------------------ | ------------ | --------- | | 2022-11-08 | rk3566_ddr_{1056...324}MHz_v1.15.bin | ec2fae0c96 | important | ### Fixed | Index | Severity | Update | Issue description | Issue source | | ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | | 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 | - | ------ ## rk3566_ddr_{1056...324}MHz_v1.14.bin | Date | File | Build commit | Severity | | ---------- | :----------------------------------- | ------------ | --------- | | 2022-08-27 | rk3566_ddr_{1056...324}MHz_v1.14.bin | b1f29a2a6f | important | ### Fixed | Index | Severity | Update | Issue description | Issue source | | ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | | 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. | - | | 2 | important | fix ddr4 528M stability problem | some DRAM DLL can't lock at 528M，DLL should be bypass for 528M | - | ------