1# RK3568 Release Note 2 3## rk356x_usbplug_v1.17.bin 4 5| Date | File | Build commit | Severity | 6| ---------- | :----------------------- | ------------ | -------- | 7| 2023-04-14 | rk356x_usbplug_v1.17.bin | 0661d5 | moderate | 8 9### New 10 111. Support more spiflash. 12 13------ 14 15## rk3568_bl31_v1.39.elf 16 17| Date | File | Build commit | Severity | 18| ---------- | --------------------- | ------------ | --------- | 19| 2023-04-13 | rk3568_bl31_v1.39.elf | 0d745c7b1 | important | 20 21### New 22 231. Improve the stability of otp. 24 25------ 26 27## rk3568_ddr_{1056...324}MHz_v1.16.bin 28 29| Date | File | Build commit | Severity | 30| ---------- | ------------------------------------ | ------------ | --------- | 31| 2023-02-26 | rk3568_ddr_{1056...324}MHz_v1.16.bin | 6f71c736ce | important | 32 33### New 34 351. RK3568J/RK3568M use 1/2tREFI except LPDDR4/LPDDR4x. LPDDR4/LPDDR4x use derate mode. 362. TREFI, pageclose configurable by ddrbin tool. 373. Improve DDR4 performance. 38 39### Fixed 40 41| Index | Severity | Update | Issue description | Issue source | 42| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 43| 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 | - | 44| 2 | important | To solve 4GB ECC board Init fail bug | 4GB DDR4 board may crash in ddrbin | | 45 46------ 47 48## rk3568_bl31_v1.38.elf 49 50| Date | File | Build commit | Severity | 51| ---------- | --------------------- | ------------ | --------- | 52| 2023-02-16 | rk3568_bl31_v1.38.elf | 94b2d40dc | important | 53 54### New 55 561. Improve the stability of sdei. 57 58------ 59 60## rk3568_bl31_v1.37.elf 61 62| Date | File | Build commit | Severity | 63| ---------- | --------------------- | ------------ | --------- | 64| 2023-02-02 | rk3568_bl31_v1.37.elf | 1cd72fefa | important | 65 66### New 67 681. Enable sdei. 692. Support config l3 partition according to atags. 70 71------ 72 73## rk3568_ddr_{1560...324}MHz_v1.15.bin 74 75| Date | File | Build commit | Severity | 76| ---------- | ------------------------------------ | ------------ | --------- | 77| 2022-11-08 | rk3568_ddr_{1560...324}MHz_v1.15.bin | ec2fae0c96 | important | 78 79### Fixed 80 81| Index | Severity | Update | Issue description | Issue source | 82| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 83| 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 | - | 84 85------ 86 87## rk3568_bl31_v1.36.elf 88 89| Date | File | Build commit | Severity | 90| ---------- | --------------------- | ------------ | --------- | 91| 2022-11-08 | rk3568_bl31_v1.36.elf | 2c8be93f9 | important | 92 93### Fixed 94 95| Index | Severity | Update | Issue description | Issue source | 96| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 97| 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 | - | 98 99------ 100 101## rk356x_usbplug_v1.16.bin 102 103| Date | File | Build commit | Severity | 104| ---------- | :----------------------- | ------------ | -------- | 105| 2022-11-02 | rk356x_usbplug_v1.16.bin | eaaeb1 | moderate | 106 107### New 108 1091. Support more spiflash. 110 111------ 112 113## rk3568_bl31_v1.35.elf 114 115| Date | File | Build commit | Severity | 116| ---------- | :-------------------- | ------------ | --------- | 117| 2022-10-24 | rk3568_bl31_v1.35.elf | cddd6f52e | important | 118 119### Fixed 120 121| Index | Severity | Update | Issue description | Issue source | 122| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 123| 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. | - | 124 125------ 126 127## rk356{x_usbplug, 8_miniloader_spinand}_v1.15.bin 128 129| Date | File | Build commit | Severity | 130| ---------- | :----------------------------------------------- | ------------ | -------- | 131| 2022-09-26 | rk356{x_usbplug, 8_miniloader_spinand}_v1.15.bin | 65048d1 | moderate | 132 133### New 134 1351. Support more spiflash. 136 137------ 138 139## rk3568_bl32_v2.09.bin 140 141| Date | File | Build commit | Severity | 142| ---------- | :-------------------- | ------------ | --------- | 143| 2022-09-16 | rk3568_bl32_v2.09.bin | d84087907 | important | 144 145### Fixed 146 147| Index | Severity | Update | Issue description | Issue source | 148| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 149| 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 | - | 150 151------ 152 153## rk3568_ddr_{1560...324}MHz_v1.14.bin 154 155| Date | File | Build commit | Severity | 156| ---------- | :----------------------------------- | ------------ | --------- | 157| 2022-08-27 | rk3568_ddr_{1560...324}MHz_v1.14.bin | b1f29a2a6f | important | 158 159### Fixed 160 161| Index | Severity | Update | Issue description | Issue source | 162| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 163| 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 . | - | 164| 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. | - | 165| 3 | important | fix ddr4 528M stability problem | some DRAM DLL can't lock at 528M，DLL should be bypass for 528M | - | 166| | important | fix ddr4 1560M stability problem | some 2 rank DDR4 PCB DQS/DQ slew rate should be set to 0x0 when running at1560MHz. | - | 167 168------ 169