14909cfb1STang Yun ping# RK3568 Release Note 24909cfb1STang Yun ping 3*9f3468f5SJon Lin## rk356{x_usbplug, 8_miniloader_spinand}_v1.15.bin 4*9f3468f5SJon Lin 5*9f3468f5SJon Lin| Date | File | Build commit | Severity | 6*9f3468f5SJon Lin| ---------- | :----------------------------------------------- | ------------ | -------- | 7*9f3468f5SJon Lin| 2022-09-26 | rk356{x_usbplug, 8_miniloader_spinand}_v1.15.bin | 65048d1 | moderate | 8*9f3468f5SJon Lin 9*9f3468f5SJon Lin### New 10*9f3468f5SJon Lin 11*9f3468f5SJon Lin1. Support more spiflash 12*9f3468f5SJon Lin 13*9f3468f5SJon Lin------ 14*9f3468f5SJon Lin 156dff3132SHisping Lin## rk3568_bl32_v2.09.bin 166dff3132SHisping Lin 176dff3132SHisping Lin| Date | File | Build commit | Severity | 186dff3132SHisping Lin| ---------- | :-------------------- | ------------ | --------- | 196dff3132SHisping Lin| 2022-09-16 | rk3568_bl32_v2.09.bin | d84087907 | important | 206dff3132SHisping Lin 216dff3132SHisping Lin### Fixed 226dff3132SHisping Lin 236dff3132SHisping Lin| Index | Severity | Update | Issue description | Issue source | 246dff3132SHisping Lin| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 256dff3132SHisping Lin| 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 | - | 266dff3132SHisping Lin 276dff3132SHisping Lin------ 286dff3132SHisping Lin 294909cfb1STang Yun ping## rk3568_ddr_{1560...324}MHz_v1.14.bin 304909cfb1STang Yun ping 314909cfb1STang Yun ping| Date | File | Build commit | Severity | 324909cfb1STang Yun ping| ---------- | :----------------------------------- | ------------ | --------- | 334909cfb1STang Yun ping| 2022-08-27 | rk3568_ddr_{1560...324}MHz_v1.14.bin | b1f29a2a6f | important | 344909cfb1STang Yun ping 354909cfb1STang Yun ping### Fixed 364909cfb1STang Yun ping 374909cfb1STang Yun ping| Index | Severity | Update | Issue description | Issue source | 384909cfb1STang Yun ping| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 39a9b7a7b5SJoseph Chen| 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 . | - | 40a9b7a7b5SJoseph Chen| 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. | - | 41a9b7a7b5SJoseph Chen| 3 | important | fix ddr4 528M stability problem | some DRAM DLL can't lock at 528M，DLL should be bypass for 528M | - | 42a9b7a7b5SJoseph Chen| | important | fix ddr4 1560M stability problem | some 2 rank DDR4 PCB DQS/DQ slew rate should be set to 0x0 when running at1560MHz. | - | 434909cfb1STang Yun ping 444909cfb1STang Yun ping------ 45