| .. | .. |
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| 1 | 1 | # RK3566 Release Note |
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| 2 | 2 | |
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| 3 | +## rk3566_ddr_{1056...920}MHz_v1.18.bin |
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| 4 | + |
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| 5 | +| Date | File | Build commit | Severity | |
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| 6 | +| ---------- | ------------------------------------ | ------------ | --------- | |
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| 7 | +| 2023-07-17 | rk3566_ddr_{1056...920}MHz_v1.18.bin | f366f69a7d | important | |
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| 8 | + |
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| 9 | +### Fixed |
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| 10 | + |
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| 11 | +| Index | Severity | Update | Issue description | Issue source | |
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| 12 | +| ----- | -------- | ------------------------------------------------ | ------------------------------------- | ------------ | |
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| 13 | +| 1 | important | Fixed the suspend/resume function crash problem caused by DDR active_ranks configuration error | Suspend/resume function crash | - | |
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| 14 | + |
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| 15 | +------ |
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| 16 | + |
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| 17 | +## rk3566_ddr_{1056...324}MHz_v1.17.bin |
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| 18 | + |
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| 19 | +| Date | File | Build commit | Severity | |
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| 20 | +| ---------- | ------------------------------------ | ------------ | --------- | |
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| 21 | +| 2023-06-20 | rk3566_ddr_{1056...324}MHz_v1.17.bin | 992b933606 | important | |
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| 22 | + |
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| 23 | +### New |
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| 24 | + |
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| 25 | +1. Added support for 4rank LPDDR3/LPDDR4/LPDDR4x of different rows. |
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| 26 | +2. Enable derate function for LPDDR4/LPDDR4x. |
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| 27 | + |
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| 28 | +------ |
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| 29 | + |
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| 30 | +## rk3566_ddr_1056MHz_eyescan_v1.16.bin |
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| 31 | + |
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| 32 | +| Date | File | Build commit | Severity | |
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| 33 | +| ---------- | :----------------------------------- | ------------ | --------- | |
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| 34 | +| 2023-04-19 | rk3566_ddr_1056MHz_eyescan_v1.16.bin | b9c108a4eb | important | |
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| 35 | + |
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| 36 | +### New |
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| 37 | + |
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| 38 | +1. Add RK3566 2D eye scan support. |
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| 39 | + |
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| 40 | +------ |
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| 41 | + |
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| 42 | +## rk3566_ddr_{1056...324}MHz_v1.16.bin |
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| 43 | + |
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| 44 | +| Date | File | Build commit | Severity | |
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| 45 | +| ---------- | ------------------------------------ | ------------ | --------- | |
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| 46 | +| 2022-11-16 | rk3566_ddr_{1056...324}MHz_v1.16.bin | 6f71c736ce | important | |
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| 47 | + |
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| 48 | +### New |
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| 49 | + |
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| 50 | +1. RK3568J/RK3568M use 1/2tREFI except LPDDR4/LPDDR4x. LPDDR4/LPDDR4x use derate mode. |
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| 51 | +2. TREFI, pageclose configurable by ddrbin tool. |
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| 52 | +3. Improve DDR4 performance. |
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| 53 | + |
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| 54 | +### Fixed |
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| 55 | + |
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| 56 | +| Index | Severity | Update | Issue description | Issue source | |
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| 57 | +| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | |
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| 58 | +| 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 | - | |
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| 59 | +| 2 | important | To solve 4GB ECC board Init fail bug | 4GB DDR4 board may crash in ddrbin | | |
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| 60 | + |
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| 61 | +------ |
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| 62 | + |
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| 3 | 63 | ## rk3566_ddr_{1056...324}MHz_v1.15.bin |
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| 4 | 64 | |
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| 5 | 65 | | Date | File | Build commit | Severity | |
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