14909cfb1STang Yun ping# RK3568 Release Note 24909cfb1STang Yun ping 3*4e901198SLiang Chen## rk3568_bl31_v1.44.elf 4*4e901198SLiang Chen 5*4e901198SLiang Chen| Date | File | Build commit | Severity | 6*4e901198SLiang Chen| ---------- | --------------------- | ------------ | --------- | 7*4e901198SLiang Chen| 2023-09-19 | rk3568_bl31_v1.44.elf | 8cea6ab0b | important | 8*4e901198SLiang Chen 9*4e901198SLiang Chen### New 10*4e901198SLiang Chen 11*4e901198SLiang Chen1. Add support for RK3567 SoC. 12*4e901198SLiang Chen 13*4e901198SLiang Chen------ 14*4e901198SLiang Chen 15c019c636SXuhui Lin## rk356x_spl_v1.13.bin 16c019c636SXuhui Lin 17c019c636SXuhui Lin| Date | File | Build commit | Severity | 18c019c636SXuhui Lin| ---------- | :------------------- | ------------ | --------- | 19c019c636SXuhui Lin| 2023-09-25 | rk356x_spl_v1.13.bin | e4e124926e | important | 20c019c636SXuhui Lin 21c019c636SXuhui Lin### New 22c019c636SXuhui Lin 23c019c636SXuhui Lin1. Print and pass the firmware version number. 24c019c636SXuhui Lin 25c019c636SXuhui Lin### Fixed 26c019c636SXuhui Lin 27c019c636SXuhui Lin| Index | Severity | Update | Issue description | Issue source | 28c019c636SXuhui Lin| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 29c019c636SXuhui Lin| 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. | - | 30c019c636SXuhui Lin 31c019c636SXuhui Lin------ 32c019c636SXuhui Lin 339f00ec0fSHisping Lin## rk3568_bl32_v2.11.bin 349f00ec0fSHisping Lin 359f00ec0fSHisping Lin| Date | File | Build commit | Severity | 369f00ec0fSHisping Lin| ---------- | :-------------------- | ------------ | --------- | 379f00ec0fSHisping Lin| 2023-08-28 | rk3568_bl32_v2.11.bin | b5340fd65 | important | 389f00ec0fSHisping Lin 399f00ec0fSHisping Lin### New 409f00ec0fSHisping Lin 419f00ec0fSHisping Lin1. Pseudo random number seed will be set by default. 429f00ec0fSHisping Lin2. Supports read and write security flag interfaces. 439f00ec0fSHisping Lin3. Support check ta encryption key is written. 449f00ec0fSHisping Lin4. Supports the tokbrick ksn interface. 459f00ec0fSHisping Lin 469f00ec0fSHisping Lin### Fixed 479f00ec0fSHisping Lin 489f00ec0fSHisping Lin| Index | Severity | Update | Issue description | Issue source | 499f00ec0fSHisping Lin| ----- | --------- | ---------------------------------------------------- | ------------------------------------------------- | ------------ | 509f00ec0fSHisping Lin| 1 | important | Fixed hardware crypto check supported algorithm list | Error will be reported when using hardware crypto | - | 519f00ec0fSHisping Lin 529f00ec0fSHisping Lin------ 539f00ec0fSHisping Lin 5471a9caf4Sshengfei Xu## rk3568_bl31_cpu3_v1.01.elf 5571a9caf4Sshengfei Xu 5671a9caf4Sshengfei Xu| Date | File | Build commit | Severity | 5771a9caf4Sshengfei Xu| ---------- | --------------------------------- | ------------ | -------- | 5871a9caf4Sshengfei Xu| 2023-08-04 | rk3568_bl31_cpu3_v1.01.elf | b3d2ce25a | moderate | 5971a9caf4Sshengfei Xu 6071a9caf4Sshengfei Xu### New 6171a9caf4Sshengfei Xu 6271a9caf4Sshengfei Xu1. Support CPU3 startup based on the latest bl31 code. 6371a9caf4Sshengfei Xu 6471a9caf4Sshengfei Xu------ 6571a9caf4Sshengfei Xu 669512e6dcSTang Yun ping## rk3568_ddr_{1560...920}MHz_v1.18.bin 679512e6dcSTang Yun ping 689512e6dcSTang Yun ping| Date | File | Build commit | Severity | 699512e6dcSTang Yun ping| ---------- | ------------------------------------ | ------------ | --------- | 709512e6dcSTang Yun ping| 2023-07-17 | rk3568_ddr_{1560...920}MHz_v1.18.bin | f366f69a7d | important | 719512e6dcSTang Yun ping 729512e6dcSTang Yun ping### Fixed 739512e6dcSTang Yun ping 749512e6dcSTang Yun ping| Index | Severity | Update | Issue description | Issue source | 759512e6dcSTang Yun ping| ----- | -------- | ------------------------------------------------ | ------------------------------------- | ------------ | 769512e6dcSTang Yun ping| 1 | important | Fixed the suspend/resume function crash problem caused by DDR active_ranks configuration error | Suspend/resume function crash | - | 779512e6dcSTang Yun ping 789512e6dcSTang Yun ping------ 799512e6dcSTang Yun ping 80cde2bdb6SXiaoDong Huang## rk3568_bl31_l3_part_ecc_v1.00.elf 81cde2bdb6SXiaoDong Huang 82cde2bdb6SXiaoDong Huang| Date | File | Build commit | Severity | 83cde2bdb6SXiaoDong Huang| ---------- | --------------------------------- | ------------ | -------- | 84cde2bdb6SXiaoDong Huang| 2023-06-20 | rk3568_bl31_l3_part_ecc_v1.00.elf | 6f31c2d8c | moderate | 85cde2bdb6SXiaoDong Huang 86cde2bdb6SXiaoDong Huang### New 87cde2bdb6SXiaoDong Huang 88cde2bdb6SXiaoDong Huang1. Add initial version: support L3 cache partition and cache ecc. 89cde2bdb6SXiaoDong Huang 90cde2bdb6SXiaoDong Huang------ 91cde2bdb6SXiaoDong Huang 922fb47122STang Yun ping## rk3568_ddr_{1056...324}MHz_v1.17.bin 932fb47122STang Yun ping 942fb47122STang Yun ping| Date | File | Build commit | Severity | 952fb47122STang Yun ping| ---------- | ------------------------------------ | ------------ | --------- | 962fb47122STang Yun ping| 2023-06-20 | rk3568_ddr_{1056...324}MHz_v1.17.bin | 992b933606 | important | 972fb47122STang Yun ping 982fb47122STang Yun ping### New 992fb47122STang Yun ping 1002fb47122STang Yun ping1. Added support for 4rank LPDDR3/LPDDR4/LPDDR4x of different rows. 1012fb47122STang Yun ping2. Add DDR ECC poison function support. 1022fb47122STang Yun ping3. Enable derate function for LPDDR4/LPDDR4x. 1032fb47122STang Yun ping4. Add pstore support when ECC enabled. 1042fb47122STang Yun ping 1052fb47122STang Yun ping------ 1062fb47122STang Yun ping 1079e447be2SHisping Lin## rk3568_bl32_v2.10.bin 1089e447be2SHisping Lin 1099e447be2SHisping Lin| Date | File | Build commit | Severity | 1109e447be2SHisping Lin| ---------- | :-------------------- | ------------ | --------- | 1119e447be2SHisping Lin| 2023-06-07 | rk3568_bl32_v2.10.bin | dcfdd61d0 | important | 1129e447be2SHisping Lin 1139e447be2SHisping Lin### New 1149e447be2SHisping Lin 1159e447be2SHisping Lin1. Support recovery from OTP backup data after critical OTP data reading errors. 1169e447be2SHisping Lin2. Added the address parameter security check for crypto_service. 1179e447be2SHisping Lin2. Kernel support read secure boot flag and public key hash. 1189e447be2SHisping Lin3. Support dynamic shared memory, and the secure and normal world can transfer more larger data. 1199e447be2SHisping Lin4. BL32 supports pstore, and the kernel can view print info of BL32 through pstore node. 1209e447be2SHisping Lin 1219e447be2SHisping Lin------ 1229e447be2SHisping Lin 1231ea59cc6SLiang Chen## rk3568_bl31_v1.43.elf 1241ea59cc6SLiang Chen 1251ea59cc6SLiang Chen| Date | File | Build commit | Severity | 1261ea59cc6SLiang Chen| ---------- | --------------------- | ------------ | --------- | 1271ea59cc6SLiang Chen| 2023-06-05 | rk3568_bl31_v1.43.elf | bf602aff1 | important | 1281ea59cc6SLiang Chen 1291ea59cc6SLiang Chen### Fixed 1301ea59cc6SLiang Chen 1311ea59cc6SLiang Chen| Index | Severity | Update | Issue description | Issue source | 1321ea59cc6SLiang Chen| ----- | -------- | ------------------------------------------------ | ------------------------------------- | ------------ | 1331ea59cc6SLiang Chen| 1 | important | Fix deadlock for cpuidle when enter bl31 | The system freezes for a while and then return to normal | - | 1341ea59cc6SLiang Chen 1351ea59cc6SLiang Chen------ 1361ea59cc6SLiang Chen 137b2394037SLiang Chen## rk3568_bl31_rt_v1.01.elf 138b2394037SLiang Chen 139b2394037SLiang Chen| Date | File | Build commit | Severity | 140b2394037SLiang Chen| ---------- | ------------------------ | ------------ | -------- | 141b2394037SLiang Chen| 2023-05-11 | rk3568_bl31_rt_v1.01.elf | b28ca126a | moderate | 142b2394037SLiang Chen 143b2394037SLiang Chen### New 144b2394037SLiang Chen 145b2394037SLiang Chen1. Support adjust pvtpll config by OTP. 146b2394037SLiang Chen2. Adjust default pvtpll config for stability. 147b2394037SLiang Chen 148b2394037SLiang Chen------ 149b2394037SLiang Chen 1507fac639aSLiang Chen## rk3568_bl31_v1.42.elf 1517fac639aSLiang Chen 1527fac639aSLiang Chen| Date | File | Build commit | Severity | 1537fac639aSLiang Chen| ---------- | --------------------- | ------------ | --------- | 1547fac639aSLiang Chen| 2023-05-11 | rk3568_bl31_v1.42.elf | 7f859117f | important | 1557fac639aSLiang Chen 1567fac639aSLiang Chen### New 1577fac639aSLiang Chen 1587fac639aSLiang Chen1. Support adjust pvtpll config by OTP. 1597fac639aSLiang Chen2. Adjust default pvtpll config for stability. 1607fac639aSLiang Chen 1617fac639aSLiang Chen------ 1627fac639aSLiang Chen 1635ebf2e03SYouMin Chen## rk3568_bl31_v1.41.elf 1645ebf2e03SYouMin Chen 1655ebf2e03SYouMin Chen| Date | File | Build commit | Severity | 1665ebf2e03SYouMin Chen| ---------- | --------------------- | ------------ | -------- | 1675ebf2e03SYouMin Chen| 2023-05-06 | rk3568_bl31_v1.41.elf | e24c3f77b | moderate | 1685ebf2e03SYouMin Chen 1695ebf2e03SYouMin Chen### Fixed 1705ebf2e03SYouMin Chen 1715ebf2e03SYouMin Chen| Index | Severity | Update | Issue description | Issue source | 1725ebf2e03SYouMin Chen| ----- | -------- | ------------------------------------------------ | ------------------------------------- | ------------ | 1735ebf2e03SYouMin Chen| 1 | moderate | Change smc_handler ID of DDR ECC poison function | The DDR ECC poison function exception | - | 1745ebf2e03SYouMin Chen 1755ebf2e03SYouMin Chen------ 1765ebf2e03SYouMin Chen 17784e292f2SLiang Chen## rk3568_bl31_rt_v1.00.elf 17884e292f2SLiang Chen 17984e292f2SLiang Chen| Date | File | Build commit | Severity | 18084e292f2SLiang Chen| ---------- | ------------------------ | ------------ | -------- | 18184e292f2SLiang Chen| 2023-05-04 | rk3568_bl31_rt_v1.00.elf | c3f2c8c3a | moderate | 18284e292f2SLiang Chen 18384e292f2SLiang Chen### New 18484e292f2SLiang Chen 18584e292f2SLiang Chen1. Optimize RT Latency. 18684e292f2SLiang Chen 18784e292f2SLiang Chen------ 18884e292f2SLiang Chen 18963b71339STang Yun ping## rk3568_ddr_1560MHz_eyescan_v1.16.bin 19063b71339STang Yun ping 19163b71339STang Yun ping| Date | File | Build commit | Severity | 19263b71339STang Yun ping| ---------- | :----------------------------------- | ------------ | --------- | 19363b71339STang Yun ping| 2023-04-19 | rk3568_ddr_1560MHz_eyescan_v1.16.bin | b9c108a4eb | important | 19463b71339STang Yun ping 19563b71339STang Yun ping### New 19663b71339STang Yun ping 19763b71339STang Yun ping1. Add RK3568 2D eye scan support. 19863b71339STang Yun ping 19963b71339STang Yun ping------ 20063b71339STang Yun ping 201b9d37512SZhihuan He## rk3568_bl31_v1.40.elf 202b9d37512SZhihuan He 203b9d37512SZhihuan He| Date | File | Build commit | Severity | 204b9d37512SZhihuan He| ---------- | --------------------- | ------------ | -------- | 205b9d37512SZhihuan He| 2023-04-19 | rk3568_bl31_v1.40.elf | aef7950e4 | moderate | 206b9d37512SZhihuan He 207b9d37512SZhihuan He### New 208b9d37512SZhihuan He 209b9d37512SZhihuan He1. Add DDR ECC poison support. 210b9d37512SZhihuan He 211b9d37512SZhihuan He------ 212b9d37512SZhihuan He 2132f88af1dSJon Lin## rk356x_usbplug_v1.17.bin 2142f88af1dSJon Lin 2152f88af1dSJon Lin| Date | File | Build commit | Severity | 2162f88af1dSJon Lin| ---------- | :----------------------- | ------------ | -------- | 2172f88af1dSJon Lin| 2023-04-14 | rk356x_usbplug_v1.17.bin | 0661d5 | moderate | 2182f88af1dSJon Lin 2192f88af1dSJon Lin### New 2202f88af1dSJon Lin 2212f88af1dSJon Lin1. Support more spiflash. 2222f88af1dSJon Lin 2232f88af1dSJon Lin------ 2242f88af1dSJon Lin 2251f565376SXiaoDong Huang## rk3568_bl31_v1.39.elf 2261f565376SXiaoDong Huang 2271f565376SXiaoDong Huang| Date | File | Build commit | Severity | 2281f565376SXiaoDong Huang| ---------- | --------------------- | ------------ | --------- | 2291f565376SXiaoDong Huang| 2023-04-13 | rk3568_bl31_v1.39.elf | 0d745c7b1 | important | 2301f565376SXiaoDong Huang 2311f565376SXiaoDong Huang### New 2321f565376SXiaoDong Huang 2331f565376SXiaoDong Huang1. Improve the stability of otp. 2341f565376SXiaoDong Huang 2351f565376SXiaoDong Huang------ 2361f565376SXiaoDong Huang 237f2f8c7fbSTang Yun ping## rk3568_ddr_{1056...324}MHz_v1.16.bin 238f2f8c7fbSTang Yun ping 239f2f8c7fbSTang Yun ping| Date | File | Build commit | Severity | 240f2f8c7fbSTang Yun ping| ---------- | ------------------------------------ | ------------ | --------- | 241f2f8c7fbSTang Yun ping| 2023-02-26 | rk3568_ddr_{1056...324}MHz_v1.16.bin | 6f71c736ce | important | 242f2f8c7fbSTang Yun ping 243f2f8c7fbSTang Yun ping### New 244f2f8c7fbSTang Yun ping 245f2f8c7fbSTang Yun ping1. RK3568J/RK3568M use 1/2tREFI except LPDDR4/LPDDR4x. LPDDR4/LPDDR4x use derate mode. 246f2f8c7fbSTang Yun ping2. TREFI, pageclose configurable by ddrbin tool. 247f2f8c7fbSTang Yun ping3. Improve DDR4 performance. 248f2f8c7fbSTang Yun ping 249f2f8c7fbSTang Yun ping### Fixed 250f2f8c7fbSTang Yun ping 251f2f8c7fbSTang Yun ping| Index | Severity | Update | Issue description | Issue source | 252f2f8c7fbSTang Yun ping| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 253f2f8c7fbSTang Yun ping| 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 | - | 254f2f8c7fbSTang Yun ping| 2 | important | To solve 4GB ECC board Init fail bug | 4GB DDR4 board may crash in ddrbin | | 255f2f8c7fbSTang Yun ping 256f2f8c7fbSTang Yun ping------ 257f2f8c7fbSTang Yun ping 2581d2ea0ccSXiaoDong Huang## rk3568_bl31_v1.38.elf 2591d2ea0ccSXiaoDong Huang 2601d2ea0ccSXiaoDong Huang| Date | File | Build commit | Severity | 2611d2ea0ccSXiaoDong Huang| ---------- | --------------------- | ------------ | --------- | 2621d2ea0ccSXiaoDong Huang| 2023-02-16 | rk3568_bl31_v1.38.elf | 94b2d40dc | important | 2631d2ea0ccSXiaoDong Huang 2641d2ea0ccSXiaoDong Huang### New 2651d2ea0ccSXiaoDong Huang 2661d2ea0ccSXiaoDong Huang1. Improve the stability of sdei. 2671d2ea0ccSXiaoDong Huang 2681d2ea0ccSXiaoDong Huang------ 2691d2ea0ccSXiaoDong Huang 270d4dd7145SXiaoDong Huang## rk3568_bl31_v1.37.elf 271d4dd7145SXiaoDong Huang 272d4dd7145SXiaoDong Huang| Date | File | Build commit | Severity | 273d4dd7145SXiaoDong Huang| ---------- | --------------------- | ------------ | --------- | 274d4dd7145SXiaoDong Huang| 2023-02-02 | rk3568_bl31_v1.37.elf | 1cd72fefa | important | 275d4dd7145SXiaoDong Huang 276d4dd7145SXiaoDong Huang### New 277d4dd7145SXiaoDong Huang 278d4dd7145SXiaoDong Huang1. Enable sdei. 279d4dd7145SXiaoDong Huang2. Support config l3 partition according to atags. 280d4dd7145SXiaoDong Huang 281d4dd7145SXiaoDong Huang------ 282d4dd7145SXiaoDong Huang 28344de354dSZhihuan He## rk3568_ddr_{1560...324}MHz_v1.15.bin 28444de354dSZhihuan He 28544de354dSZhihuan He| Date | File | Build commit | Severity | 28644de354dSZhihuan He| ---------- | ------------------------------------ | ------------ | --------- | 28744de354dSZhihuan He| 2022-11-08 | rk3568_ddr_{1560...324}MHz_v1.15.bin | ec2fae0c96 | important | 28844de354dSZhihuan He 28944de354dSZhihuan He### Fixed 29044de354dSZhihuan He 29144de354dSZhihuan He| Index | Severity | Update | Issue description | Issue source | 29244de354dSZhihuan He| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 29344de354dSZhihuan He| 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 | - | 29444de354dSZhihuan He 29544de354dSZhihuan He------ 29644de354dSZhihuan He 297cd42c8b9SZhihuan He## rk3568_bl31_v1.36.elf 298cd42c8b9SZhihuan He 299cd42c8b9SZhihuan He| Date | File | Build commit | Severity | 300cd42c8b9SZhihuan He| ---------- | --------------------- | ------------ | --------- | 301cd42c8b9SZhihuan He| 2022-11-08 | rk3568_bl31_v1.36.elf | 2c8be93f9 | important | 302cd42c8b9SZhihuan He 303cd42c8b9SZhihuan He### Fixed 304cd42c8b9SZhihuan He 305cd42c8b9SZhihuan He| Index | Severity | Update | Issue description | Issue source | 306cd42c8b9SZhihuan He| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 307cd42c8b9SZhihuan He| 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 | - | 308cd42c8b9SZhihuan He 309cd42c8b9SZhihuan He------ 310cd42c8b9SZhihuan He 311b32e77eeSJon Lin## rk356x_usbplug_v1.16.bin 312b32e77eeSJon Lin 313b32e77eeSJon Lin| Date | File | Build commit | Severity | 314b32e77eeSJon Lin| ---------- | :----------------------- | ------------ | -------- | 315b32e77eeSJon Lin| 2022-11-02 | rk356x_usbplug_v1.16.bin | eaaeb1 | moderate | 316b32e77eeSJon Lin 317b32e77eeSJon Lin### New 318b32e77eeSJon Lin 31918157235SJoseph Chen1. Support more spiflash. 320b32e77eeSJon Lin 321b32e77eeSJon Lin------ 322b32e77eeSJon Lin 3236cdb0cf8Sshengfei Xu## rk3568_bl31_v1.35.elf 3246cdb0cf8Sshengfei Xu 3256cdb0cf8Sshengfei Xu| Date | File | Build commit | Severity | 3266cdb0cf8Sshengfei Xu| ---------- | :-------------------- | ------------ | --------- | 3276cdb0cf8Sshengfei Xu| 2022-10-24 | rk3568_bl31_v1.35.elf | cddd6f52e | important | 3286cdb0cf8Sshengfei Xu 3296cdb0cf8Sshengfei Xu### Fixed 3306cdb0cf8Sshengfei Xu 3316cdb0cf8Sshengfei Xu| Index | Severity | Update | Issue description | Issue source | 3326cdb0cf8Sshengfei Xu| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 3336cdb0cf8Sshengfei Xu| 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. | - | 3346cdb0cf8Sshengfei Xu 3356cdb0cf8Sshengfei Xu------ 3366cdb0cf8Sshengfei Xu 3379f3468f5SJon Lin## rk356{x_usbplug, 8_miniloader_spinand}_v1.15.bin 3389f3468f5SJon Lin 3399f3468f5SJon Lin| Date | File | Build commit | Severity | 3409f3468f5SJon Lin| ---------- | :----------------------------------------------- | ------------ | -------- | 3419f3468f5SJon Lin| 2022-09-26 | rk356{x_usbplug, 8_miniloader_spinand}_v1.15.bin | 65048d1 | moderate | 3429f3468f5SJon Lin 3439f3468f5SJon Lin### New 3449f3468f5SJon Lin 34518157235SJoseph Chen1. Support more spiflash. 3469f3468f5SJon Lin 3479f3468f5SJon Lin------ 3489f3468f5SJon Lin 3496dff3132SHisping Lin## rk3568_bl32_v2.09.bin 3506dff3132SHisping Lin 3516dff3132SHisping Lin| Date | File | Build commit | Severity | 3526dff3132SHisping Lin| ---------- | :-------------------- | ------------ | --------- | 3536dff3132SHisping Lin| 2022-09-16 | rk3568_bl32_v2.09.bin | d84087907 | important | 3546dff3132SHisping Lin 3556dff3132SHisping Lin### Fixed 3566dff3132SHisping Lin 3576dff3132SHisping Lin| Index | Severity | Update | Issue description | Issue source | 3586dff3132SHisping Lin| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 3596dff3132SHisping 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 | - | 3606dff3132SHisping Lin 3616dff3132SHisping Lin------ 3626dff3132SHisping Lin 3634909cfb1STang Yun ping## rk3568_ddr_{1560...324}MHz_v1.14.bin 3644909cfb1STang Yun ping 3654909cfb1STang Yun ping| Date | File | Build commit | Severity | 3664909cfb1STang Yun ping| ---------- | :----------------------------------- | ------------ | --------- | 3674909cfb1STang Yun ping| 2022-08-27 | rk3568_ddr_{1560...324}MHz_v1.14.bin | b1f29a2a6f | important | 3684909cfb1STang Yun ping 3694909cfb1STang Yun ping### Fixed 3704909cfb1STang Yun ping 3714909cfb1STang Yun ping| Index | Severity | Update | Issue description | Issue source | 3724909cfb1STang Yun ping| ----- | --------- | --------------------------------------------------------- | ------------------------------------------------------------ | ------------ | 373a9b7a7b5SJoseph 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 . | - | 374a9b7a7b5SJoseph 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. | - | 375a9b7a7b5SJoseph Chen| 3 | important | fix ddr4 528M stability problem | some DRAM DLL can't lock at 528M,DLL should be bypass for 528M | - | 376a9b7a7b5SJoseph Chen| | important | fix ddr4 1560M stability problem | some 2 rank DDR4 PCB DQS/DQ slew rate should be set to 0x0 when running at1560MHz. | - | 3774909cfb1STang Yun ping 3784909cfb1STang Yun ping------ 379