1# RK3568 Release Note 2 3## rk3568_bl31_rt_v1.00.elf 4 5| Date | File | Build commit | Severity | 6| ---------- | ------------------------ | ------------ | -------- | 7| 2023-05-04 | rk3568_bl31_rt_v1.00.elf | c3f2c8c3a | moderate | 8 9### New 10 111. Optimize RT Latency. 12 13------ 14 15## rk3568_ddr_1560MHz_eyescan_v1.16.bin 16 17| Date | File | Build commit | Severity | 18| ---------- | :----------------------------------- | ------------ | --------- | 19| 2023-04-19 | rk3568_ddr_1560MHz_eyescan_v1.16.bin | b9c108a4eb | important | 20 21### New 22 231. Add RK3568 2D eye scan support. 24 25------ 26 27## rk3568_bl31_v1.40.elf 28 29| Date | File | Build commit | Severity | 30| ---------- | --------------------- | ------------ | -------- | 31| 2023-04-19 | rk3568_bl31_v1.40.elf | aef7950e4 | moderate | 32 33### New 34 351. Add DDR ECC poison support. 36 37------ 38 39## rk356x_usbplug_v1.17.bin 40 41| Date | File | Build commit | Severity | 42| ---------- | :----------------------- | ------------ | -------- | 43| 2023-04-14 | rk356x_usbplug_v1.17.bin | 0661d5 | moderate | 44 45### New 46 471. Support more spiflash. 48 49------ 50 51## rk3568_bl31_v1.39.elf 52 53| Date | File | Build commit | Severity | 54| ---------- | --------------------- | ------------ | --------- | 55| 2023-04-13 | rk3568_bl31_v1.39.elf | 0d745c7b1 | important | 56 57### New 58 591. Improve the stability of otp. 60 61------ 62 63## rk3568_ddr_{1056...324}MHz_v1.16.bin 64 65| Date | File | Build commit | Severity | 66| ---------- | ------------------------------------ | ------------ | --------- | 67| 2023-02-26 | rk3568_ddr_{1056...324}MHz_v1.16.bin | 6f71c736ce | important | 68 69### New 70 711. RK3568J/RK3568M use 1/2tREFI except LPDDR4/LPDDR4x. LPDDR4/LPDDR4x use derate mode. 722. TREFI, pageclose configurable by ddrbin tool. 733. Improve DDR4 performance. 74 75### Fixed 76 77| Index | Severity | Update | Issue description | Issue source | 78| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 79| 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 | - | 80| 2 | important | To solve 4GB ECC board Init fail bug | 4GB DDR4 board may crash in ddrbin | | 81 82------ 83 84## rk3568_bl31_v1.38.elf 85 86| Date | File | Build commit | Severity | 87| ---------- | --------------------- | ------------ | --------- | 88| 2023-02-16 | rk3568_bl31_v1.38.elf | 94b2d40dc | important | 89 90### New 91 921. Improve the stability of sdei. 93 94------ 95 96## rk3568_bl31_v1.37.elf 97 98| Date | File | Build commit | Severity | 99| ---------- | --------------------- | ------------ | --------- | 100| 2023-02-02 | rk3568_bl31_v1.37.elf | 1cd72fefa | important | 101 102### New 103 1041. Enable sdei. 1052. Support config l3 partition according to atags. 106 107------ 108 109## rk3568_ddr_{1560...324}MHz_v1.15.bin 110 111| Date | File | Build commit | Severity | 112| ---------- | ------------------------------------ | ------------ | --------- | 113| 2022-11-08 | rk3568_ddr_{1560...324}MHz_v1.15.bin | ec2fae0c96 | important | 114 115### Fixed 116 117| Index | Severity | Update | Issue description | Issue source | 118| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 119| 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 | - | 120 121------ 122 123## rk3568_bl31_v1.36.elf 124 125| Date | File | Build commit | Severity | 126| ---------- | --------------------- | ------------ | --------- | 127| 2022-11-08 | rk3568_bl31_v1.36.elf | 2c8be93f9 | important | 128 129### Fixed 130 131| Index | Severity | Update | Issue description | Issue source | 132| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 133| 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 | - | 134 135------ 136 137## rk356x_usbplug_v1.16.bin 138 139| Date | File | Build commit | Severity | 140| ---------- | :----------------------- | ------------ | -------- | 141| 2022-11-02 | rk356x_usbplug_v1.16.bin | eaaeb1 | moderate | 142 143### New 144 1451. Support more spiflash. 146 147------ 148 149## rk3568_bl31_v1.35.elf 150 151| Date | File | Build commit | Severity | 152| ---------- | :-------------------- | ------------ | --------- | 153| 2022-10-24 | rk3568_bl31_v1.35.elf | cddd6f52e | important | 154 155### Fixed 156 157| Index | Severity | Update | Issue description | Issue source | 158| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 159| 1 | important | fix the suspend/resume stability problem, the PCIE suspend fail. | Linux kernel doesn't save/restore GICR, so we need do it if vdd_logic is off in suspend. | - | 160 161------ 162 163## rk356{x_usbplug, 8_miniloader_spinand}_v1.15.bin 164 165| Date | File | Build commit | Severity | 166| ---------- | :----------------------------------------------- | ------------ | -------- | 167| 2022-09-26 | rk356{x_usbplug, 8_miniloader_spinand}_v1.15.bin | 65048d1 | moderate | 168 169### New 170 1711. Support more spiflash. 172 173------ 174 175## rk3568_bl32_v2.09.bin 176 177| Date | File | Build commit | Severity | 178| ---------- | :-------------------- | ------------ | --------- | 179| 2022-09-16 | rk3568_bl32_v2.09.bin | d84087907 | important | 180 181### Fixed 182 183| Index | Severity | Update | Issue description | Issue source | 184| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 185| 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 | - | 186 187------ 188 189## rk3568_ddr_{1560...324}MHz_v1.14.bin 190 191| Date | File | Build commit | Severity | 192| ---------- | :----------------------------------- | ------------ | --------- | 193| 2022-08-27 | rk3568_ddr_{1560...324}MHz_v1.14.bin | b1f29a2a6f | important | 194 195### Fixed 196 197| Index | Severity | Update | Issue description | Issue source | 198| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 199| 1 | important | fix some LPDDR4 stability problem | CXMT CXDB5CCAM-MK instability for 1560MHz at LPDDR4 mode. Fix this issue by set CLK/CA slew rate from 0xf to 0x0 . | - | 200| 2 | 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. | - | 201| 3 | important | fix ddr4 528M stability problem | some DRAM DLL can't lock at 528M，DLL should be bypass for 528M | - | 202| | important | fix ddr4 1560M stability problem | some 2 rank DDR4 PCB DQS/DQ slew rate should be set to 0x0 when running at1560MHz. | - | 203 204------ 205