i.mx8 evk uboot usb pd 메시지

개발보드 꺼내서 연결해보니 U-boot 레벨에서 20V 받아가는 것 확인.. -_-!

USB 규격 볼 바에는 이걸 보는게 빠를 듯..

[링크 : https://github.com/nxp-imx/uboot-imx/]

[링크 : https://community.nxp.com/t5/i-MX-Processors-Knowledge-Base/i-MX8MP-USB-PD-realized/ta-p/1531209]

 

아무생각없이 보고 있던 소스.. -_- mp를 봐야했나..?

[링크 : https://github.com/nxp-imx/uboot-imx/blob/lf_v2022.04/board/freescale/imx8mm_evk/imx8mm_evk.c]

 

소스를 보면 변경점이 꽤 많긴 하지만 큰 틀에서 ptn5110 쓰는건 동일해서 mm 으로 보는게 편할지도?

[링크 : https://github.com/nxp-imx/uboot-imx/blob/lf_v2022.04/board/freescale/imx8mp_evk/imx8mp_evk.c]

 

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evk uboot 로그

U-Boot SPL 2023.04-lf_v2023.04+g49b102d988 (Nov 21 2023 - 07:28:53 +0000) DDRINFO: start DRAM init DDRINFO: DRAM rate 4000MTS DDRINFO:ddrphy calibration done DDRINFO: ddrmix config done SEC0:  RNG instantiated Normal Boot Trying to boot from BOOTROM Boot Stage: Primary boot image offset 0x8000, pagesize 0x200, ivt offset 0x0 NOTICE:  Do not release JR0 to NS as it can be used by HAB NOTICE:  BL31: v2.8(release):android-14.0.0_1.0.0-rc1-1-g08e9d4eef NOTICE:  BL31: Built : 06:43:30, Nov 21 2023                                                                                  U-Boot 2023.04-lf_v2023.04+g49b102d988 (Nov 21 2023 - 07:28:53 +0000)                                                                                             CPU:   i.MX8MP[8] rev1.1 1800 MHz (running at 1200 MHz)                          CPU:   Commercial temperature grade (0C to 95C) at 25C                           Reset cause: POR                                                                 Model: NXP i.MX8MPlus LPDDR4 EVK board                                           DRAM:  6 GiB                                                                     TCPC:  Vendor ID [0x1fc9], Product ID [0x5110], Addr [I2C2 0x50]                 SNK.Power3.0 on CC1                                                              PDO 0: type 0, 5000 mV, 3000 mA [E]                                              PDO 1: type 0, 9000 mV, 3000 mA []                                               PDO 2: type 0, 12000 mV, 3000 mA []                                              PDO 3: type 0, 15000 mV, 3000 mA []                                              PDO 4: type 0, 20000 mV, 3000 mA []                                              PDO 5: type 3, undefined                                                         Requesting PDO 4: 20000 mV, 2250 mA                                              Source accept request                                                            PD source ready!                                                                 tcpc_pd_receive_message: Polling ALERT register, TCPC_ALERT_RX_STATUS bit faile2 Power supply on USB2                                                             TCPC:  Vendor ID [0x1fc9], Product ID [0x5110], Addr [I2C1 0x50]                 Core:  257 devices, 36 uclasses, devicetree: separate                            MMC:   FSL_SDHC: 1, FSL_SDHC: 2                                                  Loading Environment from MMC... *** Warning - bad CRC, using default environment                                                                                  [*]-Video Link 0adv7535_mipi2hdmi adv7535@3d: Can't find cec device id=0x3c      fail to probe panel device adv7535@3d                                            fail to get display timings                                                      probe video device failed, ret -19                                                                                                                                        [0] lcd-controller@32e80000, video                                               [1] mipi_dsi@32e60000, video_bridge                                              [2] adv7535@3d, panel                                                    adv7535_mipi2hdmi adv7535@3d: Can't find cec device id=0x3c                      fail to probe panel device adv7535@3d                                            fail to get display timings                                                      probe video device failed, ret -19                                               In:    serial                                                                    Out:   serial                                                                    Err:   serial                                                                    SEC0:  RNG instantiated                                                          switch to partitions #0, OK                                                      mmc1 is current device                                                           flash target is MMC:1                                                            Net:   eth0: ethernet@30be0000, eth1: ethernet@30bf0000 [PRIME]                  Fastboot: Normal                                                                 Normal Boot                                                                      Hit any key to stop autoboot:  0                                                 Working FDT set to 43000000                                                      libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND                               libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND                               libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND                               libfdt fdt_path_offset() returned FDT_ERR_NOTFOUND                               starting USB...                                                                  Bus usb@38100000: Failed to initialize board for imx8m USB                       probe failed, error -62                                                          Bus usb@38200000: Register 2000140 NbrPorts 2                                    Starting the controller                                                          USB XHCI 1.10                                                                    scanning bus usb@38200000 for devices... 1 USB Device(s) found                          scanning usb for storage devices... 0 Storage Device(s) found                                                                                              Device 0: unknown device                                                         switch to partitions #0, OK                                                      mmc1 is current device                                                           Scanning mmc 1:1...                                                              86911 bytes read in 14 ms (5.9 MiB/s)                                            Working FDT set to 43000000                                                      Unable to open OP-TEE session (err=-5)                                           mm_communicate failed!                                                           Error: Cannot initialize UEFI sub-system, r = 3                                  switch to partitions #0, OK                                                      mmc2(part 0) is current device                                                   Scanning mmc 2:1...                                                              64669 bytes read in 1 ms (61.7 MiB/s)                                            Working FDT set to 43000000                                                      Error: Cannot initialize UEFI sub-system, r = 3                                  Running BSP bootcmd ...                                                          switch to partitions #0, OK                                                      mmc1 is current device                                                           Failed to load 'boot.scr'                                                        32856576 bytes read in 372 ms (84.2 MiB/s)                                       Booting from mmc ...                                                             86911 bytes read in 4 ms (20.7 MiB/s)                                            ## Flattened Device Tree blob at 43000000                                           Booting using the fdt blob at 0x43000000                                      Working FDT set to 43000000                                                      clk usb_phy_root_clk already disabled                                               Using Device Tree in place at 0000000043000000, end 000000004301837e          Working FDT set to 43000000                                                      adv7535_mipi2hdmi adv7535@3d: Can't find cec device id=0x3c                      fail to probe panel device adv7535@3d                                            fail to get display timings                                                      probe video device failed, ret -19                                                                                                                                Starting kernel ...