1# RK3588 Release Note 2 3## rk3588_pcie_v2.20.bin 4 5| Date | File | Build commit | Severity | 6| ---------- | :-------------------- | ----------- | -------- | 7| 2024-11-05 | rk3588_pcie_v2.20.bin | 1f74d1059 | important | 8 9### New 10 111. Support setting pmic rst_fun as 1. 12 13------ 14 15## rk3588_bl32_v1.18.bin 16 17| Date | File | Build commit | Severity | 18| ---------- | :-------------------- | ------------ | --------- | 19| 2024-10-31 | rk3588_bl32_v1.18.bin | 9f2aca7d1 | important | 20 21### Fixed 22 23| Index | Severity | Update | Issue description | Issue source | 24| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 25| 1 | important | check whether the rpmb key has been burned before changing security level | upgrading from weak security level to strong security level may result in rpmb key verification failure | - | 26| 2 | important | fixed RSA OAEP MGF1 algorithm | TA will report an error when using RSA algorithm OAEP MGF1 padding method | - | 27| 3 | important | fixed condition of whether secure boot is enabled | Under unstable hardware conditions, it may be mistakenly believed that secure boot is enabled | - | 28 29------ 30 31## rk3588_ddr_lp4_2112MHz_lp5_2400MHz_v1.18.bin 32 33| Date | File | Build commit | Severity | 34| ---------- | :------------------------------------------- | ------------ | --------- | 35| 2024-09-05 | rk3588_ddr_lp4_2112MHz_lp5_2400MHz_v1.18.bin | 9fa84341ce | important | 36 37### Warn 38 391. BL31 should be update to V1.47 or above. 40 41### New 42 431. Enable dvfs/periodic training to increase SI margin. 442. Added support for (x16/x8)mixed packaging particles. 45 46### Fixed 47 48| Index | Severity | Update | Issue description | Issue source | 49| ----- | --------- | --------------------------------------------------------- | ----------------- | ------------ | 50| 1 | important | Modified tTOT configuration to improve DRAM compatibility | - | - | 51 52------ 53 54## rk3588_bl31_v1.47.elf 55 56| Date | File | Build commit | Severity | 57| ---------- | :-------------------- | ------------ | --------- | 58| 2024-09-04 | rk3588_bl31_v1.47.elf | 92b1674a5 | important | 59 60### New 61 621. Support to respond to interrupts of kernel in OPTEE. 632. Improve stability of VOP. 643. Restored status of dvfs/periodic training after system wake up. 65 66------ 67 68## rk3588_bl32_v1.17.bin 69 70| Date | File | Build commit | Severity | 71| ---------- | :-------------------- | ------------ | --------- | 72| 2024-09-02 | rk3588_bl32_v1.17.bin | 6c78a7d8c | important | 73 74### New 75 761. Support software TA encryption key, customers can use TA encryption function without burning the key. 772. RPMB change read data to multiple times. 783. Increase MPI_MEMPOOL_SIZE size. 79 80------ 81 82## rk3588_bl31_v1.46.elf 83 84| Date | File | Build commit | Severity | 85| ---------- | :-------------------- | ------------ | --------- | 86| 2024-04-29 | rk3588_bl31_v1.46.elf | 588059758 | important | 87 88### New 89 901. Support to config pmu_mcu in kernel. 912. Improve stability of DFS in single chip lpddr5. 92 93------ 94 95## rk3588_bl32_v1.16.bin 96 97| Date | File | Build commit | Severity | 98| ---------- | :-------------------- | ------------ | --------- | 99| 2024-04-16 | rk3588_bl32_v1.16.bin | 185dc3c92 | important | 100 101### New 102 1031. Optimization parameter check to enhance security. 1042. Support printing TEE memory usage information. 1053. Hardware crypto supports addresses exceeding 4G. 106 107------ 108 109## rk3588_ddr_lp4_2112MHz_lp5_2400MHz_v1.17.bin 110 111| Date | File | Build commit | Severity | 112| ---------- | :------------------------------------------- | ------------ | --------- | 113| 2024-04-12 | rk3588_ddr_lp4_2112MHz_lp5_2400MHz_v1.17.bin | 3488111f83 | important | 114 115### Fixed 116 117| Index | Severity | Update | Issue description | Issue source | 118| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 119| 1 | important | Fixed the error of pll_id setting when boot_fsp!=0，the default value of boot_fsp is 0. | Maybe hang in ddr initialization when boot_fsp is configured to a non-zero value. | - | 120 121------ 122 123## rk3588_ddr_lp4_2112MHz_lp5_2400MHz_v1.16.bin 124 125| Date | File | Build commit | Severity | 126| ---------- | :------------------------------------------- | ------------ | --------- | 127| 2024-02-04 | rk3588_ddr_lp4_2112MHz_lp5_2400MHz_v1.16.bin | 9fffbe1e78 | important | 128 129### New 130 1311. Modify the LPDDR5 frequency to improve stability. 1322. Add support dram with CS0 capacity less than CS1 capacity. 1333. Modify the DERATEINT.mr4_read_interval configuration. 134 135### Fixed 136 137| Index | Severity | Update | Issue description | Issue source | 138| ----- | --------- | ------------------------------------------- | ------------------------------------------------------------ | ------------ | 139| 1 | important | Fixed derate issue with LPDDR5 of one rank. | Maybe hang in kernel when switch the frequency for LPDDR5 of one rank. | - | 140 141------ 142 143## rk3588_bl31_v1.45.elf 144 145| Date | File | Build commit | Severity | 146| ---------- | :-------------------- | ------------ | --------- | 147| 2023-12-27 | rk3588_bl31_v1.45.elf | 4ca8a8422 | important | 148 149### New 150 1511. Optimize the time of DFS atfter system resume. 1522. Cpu switch to hight frequency when systeme resume. 1533. Support config pvtpll parameters by sip. 154 155------ 156 157## rk3588_pcie_v2.10.bin 158 159| Date | File | Build commit | Severity | 160| ---------- | --------------------- | ------------ | -------- | 161| 2023-12-18 | rk3588_pcie_v2.10.bin | 35f57cde3 | moderate | 162 163### New 164 1651. Update the version. 166 167------ 168 169## rk3588_pcie_v2.00.bin 170 171| Date | File | Build commit | Severity | 172| ---------- | --------------------- | ------------ | -------- | 173| 2023-12-06 | rk3588_pcie_v2.00.bin | I3e280b78 | moderate | 174 175### New 176 1771. Fix bar capacity. 178 179------ 180 181## rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.15.bin 182 183| Date | File | Build commit | Severity | 184| ---------- | :------------------------------------------- | ------------ | --------- | 185| 2023-11-23 | rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.15.bin | d5483af87d | important | 186 187### New 188 1891. Avoid PHY skew value greater than dll lock value，improve the stability for 528MHz. 1902. Fix the data training process，improve the stability. 1913. Resume ZQ background calibration for LPDDR5. 192 193------ 194 195## rk3588_usbplug_v1.11.bin 196 197| Date | File | Build commit | Severity | 198| ---------- | :----------------------- | ------------ | --------- | 199| 2023-11-20 | rk3588_usbplug_v1.11.bin | dcac518e7 | important | 200 201### New 202 2031. Add rk3583 upgrade support. 204 205------ 206 207## rk3583_ddr_lp4_1848MHz_lp5_2112MHz_v1.14.bin 208 209| Date | File | Build commit | Severity | 210| ---------- | :------------------------------------------- | ------------ | --------- | 211| 2023-11-10 | rk3583_ddr_lp4_1848MHz_lp5_2112MHz_v1.14.bin | 73dffea49e | important | 212 213### New 214 2151. Add RK3583 support. 216 217------ 218 219## rk3588_bl31_v1.44.elf 220 221| Date | File | Build commit | Severity | 222| ---------- | :-------------------- | ------------ | --------- | 223| 2023-11-07 | rk3588_bl31_v1.44.elf | 4acbe711b | important | 224 225### New 226 2271. Add pvtpll support rk3583. 2282. Add support to read secure otp. 2293. Optimize the time of dmc restore. 230 231------ 232 233## rk3588_pcie_v1.00.bin 234 235| Date | File | Build commit | Severity | 236| ---------- | --------------------- | ------------ | -------- | 237| 2023-10-07 | rk3588_pcie_v1.00.bin | I01c2c7d7 | moderate | 238 239### New 240 2411. Add bare system executable firmware that supports PCIe EP initialization. 242 243------ 244 245## rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.14.bin 246 247| Date | File | Build commit | Severity | 248| ---------- | :------------------------------------------- | ------------ | --------- | 249| 2023-09-26 | rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.14.bin | 73dffea49e | important | 250 251### New 252 2531. Improve the stability of LPDDR5. 2542. Add fwver support. 255 256------ 257 258## rk3588_bl32_v1.15.bin 259 260| Date | File | Build commit | Severity | 261| ---------- | :-------------------- | ------------ | --------- | 262| 2023-09-25 | rk3588_bl32_v1.15.bin | 62aa10b7 | important | 263 264### New 265 2661. Support print firmware version, and support transmit firmware version to subsequent firmware. 267 268------ 269 270## rk3588_bl31_v1.43.elf 271 272| Date | File | Build commit | Severity | 273| ---------- | :-------------------- | ------------ | --------- | 274| 2023-09-26 | rk3588_bl31_v1.43.elf | 24b7dd41a | important | 275 276### New 277 2781. Supports to pass bl31 version number through rk atags. 2792. Support to configure wake sources for virtual-poweroff through dts. 280 281------ 282 283## rk3588_spl_v1.13.bin 284 285| Date | File | Build commit | Severity | 286| ---------- | :------------------- | ------------ | --------- | 287| 2023-09-25 | rk3588_spl_v1.13.bin | e4e124926e | important | 288 289### New 290 2911. Print and pass the firmware version number. 292 293### Fixed 294 295| Index | Severity | Update | Issue description | Issue source | 296| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 297| 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. | - | 298------ 299 300## rk3588_bl31_v1.42.elf 301 302| Date | File | Build commit | Severity | 303| ---------- | :-------------------- | ------------ | --------- | 304| 2023-09-09 | rk3588_bl31_v1.42.elf | 87bcc5dfe | important | 305 306### New 307 3081. Optimize the time of system resume. 3092. Support any cpu to do system suspend/resume. 3103. Support all pwm int to wakeup when virtual-poweroff. 311 312------ 313 314## rk3588_bl32_v1.14.bin 315 316| Date | File | Build commit | Severity | 317| ---------- | :-------------------- | ------------ | --------- | 318| 2023-08-28 | rk3588_bl32_v1.14.bin | b5340fd65 | important | 319 320### New 321 3221. Pseudo random number seed will be set by default. 3232. Supports read and write security flag interfaces. 3243. Support check ta encryption key is written. 325 326### Fixed 327 328| Index | Severity | Update | Issue description | Issue source | 329| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------- | ------------ | 330| 1 | important | Fixed hardware crypto probability crash issue after enabling dynamic memory | Error will be reported when using hardware crypto | - | 331 332------ 333 334## rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.13.bin 335 336| Date | File | Build commit | Severity | 337| ---------- | :------------------------------------------- | ------------ | --------- | 338| 2023-08-11 | rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.13.bin | 25cee80c4f | important | 339 340### Warn 341 3421. BL31 should be update to V1.41 or above. 343 344### New 345 3461. Improve the stability of LPDDR5 528MHz. 3472. Update vref_inner for each channel in fsp_param to improve stability. 348 349### Fixed 350 351| Index | Severity | Update | Issue description | Issue source | 352| ----- | --------- | ------------------------------------------------------------ | --------------------------------------------------------- | ------------ | 353| 1 | important | Fixed init fail issue that boot in high temperature environment | Panic in ddrbin when boot in high temperature environment | - | 354 355------ 356 357## rk3588_bl31_v1.41.elf 358 359| Date | File | Build commit | Severity | 360| ---------- | :-------------------- | ------------ | --------- | 361| 2023-08-10 | rk3588_bl31_v1.41.elf | b7c5102a2 | important | 362 363### New 364 3651. Support L3 partition. 3662. Update configuration of ddr vref_inner. 3673. Support to config MCU sleep parameter through DTS. 368 369------ 370 371## rk3588_bl31_v1.40.elf 372 373| Date | File | Build commit | Severity | 374| ---------- | :-------------------- | ------------ | --------- | 375| 2023-07-13 | rk3588_bl31_v1.40.elf | dc1125f48 | important | 376 377### New 378 3791. Add support to reset vop sub mem pd. 380 381------ 382 383## rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.12.bin 384 385| Date | File | Build commit | Severity | 386| ---------- | :------------------------------------------- | ------------ | --------- | 387| 2023-07-06 | rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.12.bin | 52218f4949 | important | 388 389### New 390 3911. Add support print training result and mr value. 392 393### Fixed 394 395| Index | Severity | Update | Issue description | Issue source | 396| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 397| 1 | important | Fixed init fail issue that max freq between 1066-1600MHz | Panic in ddrbin when max DDR freq between 1066-1600MHz. | - | 398| 2 | important | Fixed the issue painc in ddrbin caused by multiple initialization of DDR | When the first SPL firmware failed to load, reloading the second firmware would result in repeated initialization of the DDR. This caused a panic in ddrbin. | - | 399 400------ 401 402## rk3588_bl31_v1.39.elf 403 404| Date | File | Build commit | Severity | 405| ---------- | :-------------------- | ------------ | --------- | 406| 2023-06-27 | rk3588_bl31_v1.39.elf | 001b4889e | important | 407 408### New 409 4101. Change read size to 128 bytes. 4112. Adjust pvtpll table by otp. 4123. Modify pvtpll table for rk3588j/m. 413 414------ 415 416## rk3588_bl31_v1.38.elf 417 418| Date | File | Build commit | Severity | 419| ---------- | :-------------------- | ------------ | --------- | 420| 2023-05-09 | rk3588_bl31_v1.38.elf | 3389cfdda | important | 421 422### Warn 423 4241. DDR bin should be update to V1.11 or above. 425 426### New 427 4281. Update configuration of ddr lp5 mr. 4292. Improve the stability of hdmirx. 4303. Support ddr spread spectrum mode. 431 432------ 433 434## rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.11.bin 435 436| Date | File | Build commit | Severity | 437| ---------- | :------------------------------------------- | ------------ | --------- | 438| 2023-05-09 | rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.11.bin | f1474cf52f | important | 439 440### Warn 441 4421. BL31 should be update to V1.38 or above. 443 444### New 445 4461. Added more print info when initialization fails to help locate soldering issues. 4472. Optimizing boot time. 4483. Enable per bank refresh function. 4494. LPDDR5 4 channels use different write vref values to improve stability. 4505. First init LPDDR4x. 4516. LPDDR5 cavref update to 36%. 4527. Add support spread spectrum mode. 453 454------ 455 456## rk3588_bl32_v1.13.bin 457 458| Date | File | Build commit | Severity | 459| ---------- | :-------------------- | ------------ | --------- | 460| 2023-04-19 | rk3588_bl32_v1.13.bin | 7f1ea6d6e | important | 461 462### New 463 4641. OTP supports burst read to accelerate BL32 startup speed. 4652. Kernel support read secure boot flag and public key hash. 4663. Support dynamic shared memory, and the secure and normal world can transfer more larger data. 4674. BL32 supports pstore, and the kernel can view print info of BL32 through pstore node. 468 469------ 470 471## rk3588_bl31_v1.37.elf 472 473| Date | File | Build commit | Severity | 474| ---------- | :-------------------- | ------------ | --------- | 475| 2023-03-08 | rk3588_bl31_v1.37.elf | 9609b9c19 | important | 476 477### New 478 4791. Save/restore u2phy_grf registers when system suspend/resume. 4802. Save/restore more ddr related registers when system suspend/resume. 4813. Compatible with system suspend/resume in QNX. 482 483------ 484 485## rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.10.bin 486 487| Date | File | Build commit | Severity | 488| ---------- | :------------------------------------------- | ------------ | --------- | 489| 2022-11-21 | rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.10.bin | 75d050770f | important | 490 491### New 492 4931. Pageclose can be enable/disable by ddrbin_tool. 494 495### Fixed 496 497| Index | Severity | Update | Issue description | Issue source | 498| ----- | --------- | ---------------------------- | ------------------------------------------------------------ | ------------ | 499| 1 | important | fix total 24GB bug | If the DDR total capacity is 24GB, it will be stuck and unable to enter kernel. | - | 500| 2 | important | fix LP4/LP4X stability issue | Some LP4/LP4X board need to update read odt to 40ohm to fix stability issue. Note: BL31 should be update to V1.37. | - | 501| 3 | important | improve LP5 performance | LPDDR5 timing tWTR calculate error lead to slow performance | - | 502 503------ 504 505## rk3588_bl31_v1.36.elf 506 507| Date | File | Build commit | Severity | 508| ---------- | :-------------------- | ------------ | --------- | 509| 2023-01-30 | rk3588_bl31_v1.36.elf | 78ee25fe7 | important | 510 511### New 512 5131. Supports analyze infrared signals of various protocols during system suspend by software, which needs to be used together with mcu. 514 515------ 516 517## rk3588_bl31_v1.35.elf 518 519| Date | File | Build commit | Severity | 520| ---------- | :-------------------- | ------------ | --------- | 521| 2023-01-16 | rk3588_bl31_v1.35.elf | bd7bac37a | important | 522 523### New 524 5251. Improve the stability of hdmirx. 526 527------ 528 529## rk3588_bl31_v1.34.elf 530 531| Date | File | Build commit | Severity | 532| ---------- | :-------------------- | ------------ | --------- | 533| 2023-01-10 | rk3588_bl31_v1.34.elf | e63a16361 | important | 534 535### New 536 5371. Support hptimer to use soft adjust mode. 5382. Support pvtpll to add length. 539 540### Fixed 541 542| Index | Severity | Update | Issue description | Issue source | 543| ----- | --------- | ----------------------------------------------------- | ------------------------------------------------------------ | ------------ | 544| 1 | important | Avoid pmu mcu to boot accidentally in system suspend. | With pmu mcu's accidental boot, linux kernel's code and data may be overwrite after system resume. | - | 545 546------ 547 548## rk3588_spl_v1.12.bin 549 550| Date | File | Build commit | Severity | 551| ---------- | :-------------------- | ------------ | --------- | 552| 2022-12-26 | rk3588_spl_v1.12.bin | 5f53abfa | important | 553 554### New 555 5561. Support SPL AB. 557 558------ 559 560## rk3588_bl31_v1.33.elf 561 562| Date | File | Build commit | Severity | 563| ---------- | :-------------------- | ------------ | --------- | 564| 2022-12-07 | rk3588_bl31_v1.33.elf | 17b41886e | important | 565 566### New 567 5681. Support rk3588m, rk3588j. 569 570------ 571 572## rk3588_usbplug_v1.10.bin 573 574| Date | File | Build commit | Severity | 575| ---------- | :----------------------- | ------------ | --------- | 576| 2022-11-22 | rk3588_usbplug_v1.10.bin | b0e3c43c2 | important | 577 578### New 579 5801. Improve compatibility. 581 582------ 583 584## rk3588_bl31_v1.32.elf 585 586| Date | File | Build commit | Severity | 587| ---------- | :-------------------- | ------------ | --------- | 588| 2022-11-21 | rk3588_bl31_v1.32.elf | e529a2760 | important | 589 590### New 591 5921. Support bus auto CS. 593 594------ 595 596## rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.09.bin 597 598| Date | File | Build commit | Severity | 599| ---------- | :------------------------------------------- | ------------ | --------- | 600| 2022-11-21 | rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.09.bin | a930779e06 | important | 601 602### New 603 6041. Derate/perbank refresh can be enable/disable by ddrbin_tool. 6052. Support pstore function. 6063. Boot FSP configurable by ddrbin_tool. 6074. Enable LPDDR5 DMC function. 6085. Support LPDDR5 byte mode DRAM. 6096. Recycle 256MB memory(overlap with REG space). This function can be disable by ddrbin_tool. 610 611### Fixed 612 613| Index | Severity | Update | Issue description | Issue source | 614| ----- | --------- | ---------------------------------------- | ------------------------------------------------------------ | ------------ | 615| 1 | important | Fix WRTRN Bug | Fix WRTRN bug when ddr freq between 533MHz - 1066MHz | - | 616| 2 | important | Fix ZQCALIB bug | Increase auto ZQCALIB command period to 470ms | - | 617| 3 | important | Fix 528M bug | 528MHz undo RDTRN, SW*skew should be clean before clean before switch to 528MHz. | - | 618| 4 | important | Improve LPDDR5 stability and performance | Fix some LPDDR5 timing like rd2wr,wr2rd and hash config to improve stability and performance. | - | 619| 5 | important | LP4/LP4x support 32GB cap | LP4/LP4x support 32GB cap | - | 620 621------ 622 623## rk3588_bl31_v1.31.elf 624 625| Date | File | Build commit | Severity | 626| ---------- | :-------------------- | ------------ | --------- | 627| 2022-11-09 | rk3588_bl31_v1.31.elf | 91e396185 | important | 628 629### New 630 6311. Enable RK_ENABLE_A76_L2_FLUSH_TO_L3 function. 6322. Support amp function. 633 634### Fixed 635 636| Index | Severity | Update | Issue description | Issue source | 637| ----- | --------- | ------------------------------------------------------------ | ----------------- | ------------ | 638| 1 | important | Save/restore some performance setting in system suspend/resume | - | - | 639 640------ 641 642## rk3588_bl31_v1.30.elf 643 644| Date | File | Build commit | Severity | 645| ---------- | :-------------------- | ------------ | --------- | 646| 2022-10-12 | rk3588_bl31_v1.30.elf | 1450d21e8 | important | 647 648### New 649 6501. Support pstore. 651 652------ 653 654## rk3588_bl31_v1.29.elf 655 656| Date | File | Build commit | Severity | 657| ---------- | :-------------------- | ----------- | --------- | 658| 2022-09-29 | rk3588_bl31_v1.29.elf | 686b5c48b | important | 659 660### New 661 6621. Add A55 AT speculative patches. 6632. Add LPDDR5 DFS patches, support DFS between rows. 6643. Config FW-DSU region according to the specific DDR channel. 665 666### Fixed 667 668| Index | Severity | Update | Issue description | Issue source | 669| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 670| 1 | important | Fix problem about CEC wakeup. | When waiting for CEC wakeup source in system suspend, gpio1/3 irq will wakeup both AP and mcu . | - | 671| 2 | important | Fix configuration about ddr. | Fix ddr-unstable problem. | - | 672| 3 | important | Fix problem in system suspend if disable uart. | If loader disable uart, system suspend will panic. | - | 673 674------ 675 676## rk3588_bl32_v1.12.bin 677 678| Date | File | Build commit | Severity | 679| ---------- | :-------------------- | ------------ | --------- | 680| 2022-09-20 | rk3588_bl32_v1.12.bin | 4542e1efd | important | 681 682### New 683 6841. Config FW-DSU region according to the specific DDR channel. 685 686------ 687 688## rk3588_bl32_v1.11.bin 689 690| Date | File | Build commit | Severity | 691| ---------- | :-------------------- | ------------ | --------- | 692| 2022-09-15 | rk3588_bl32_v1.11.bin | d84087907 | important | 693 694### Fixed 695 696| Index | Severity | Update | Issue description | Issue source | 697| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ | 698| 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 | - | 699 700------ 701 702