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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/board/freescale/index.rst | 1 | ||||
| -rw-r--r-- | doc/board/freescale/mx6ul_14x14_evk.rst | 98 |
2 files changed, 99 insertions, 0 deletions
diff --git a/doc/board/freescale/index.rst b/doc/board/freescale/index.rst index 716bb1e..046a839 100644 --- a/doc/board/freescale/index.rst +++ b/doc/board/freescale/index.rst @@ -16,3 +16,4 @@ Freescale imxrt1050-evk mx6sabreauto mx6sabresd + mx6ul_14x14_evk diff --git a/doc/board/freescale/mx6ul_14x14_evk.rst b/doc/board/freescale/mx6ul_14x14_evk.rst new file mode 100644 index 0000000..8298bf8 --- /dev/null +++ b/doc/board/freescale/mx6ul_14x14_evk.rst @@ -0,0 +1,98 @@ +.. SPDX-License-Identifier: GPL-2.0+ + +mx6ul_14x14_evk +=============== + +How to use U-Boot on Freescale MX6UL 14x14 EVK +----------------------------------------------- + +- Build U-Boot for MX6UL 14x14 EVK: + +.. code-block:: bash + + $ make mrproper + $ make mx6ul_14x14_evk_defconfig + $ make + +This will generate the SPL image called SPL and the u-boot.img. + +1. Booting via SDCard +--------------------- + +- Flash the SPL image into the micro SD card: + +.. code-block:: bash + + sudo dd if=SPL of=/dev/mmcblk0 bs=1k seek=1 conv=notrunc; sync + +- Flash the u-boot.img image into the micro SD card: + +.. code-block:: bash + + sudo dd if=u-boot.img of=/dev/mmcblk0 bs=1k seek=69 conv=notrunc; sync + +- Jumper settings:: + + SW601: 0 0 1 0 + Sw602: 1 0 + +where 0 means bottom position and 1 means top position (from the +switch label numbers reference). + +- Connect the USB cable between the EVK and the PC for the console. + The USB console connector is the one close the push buttons + +- Insert the micro SD card in the board, power it up and U-Boot messages should come up. + +2. Booting via Serial Download Protocol (SDP) +--------------------------------------------- + +The mx6ulevk board can boot from USB OTG port using the SDP, target will +enter in SDP mode in case an SD Card is not connect or boot switches are +set as below:: + + Sw602: 0 1 + SW601: x x x x + +The following tools can be used to boot via SDP, for both tools you must +connect an USB cable in USB OTG port. + +- Method 1: Universal Update Utility (uuu) + +The UUU binary can be downloaded in release tab from link below: +https://github.com/NXPmicro/mfgtools + +The following script should be created to boot SPL + u-boot-dtb.img binaries: + +.. code-block:: bash + + $ cat uuu_script + uuu_version 1.1.4 + + SDP: boot -f SPL + SDPU: write -f u-boot-dtb.img -addr 0x877fffc0 + SDPU: jump -addr 0x877fffc0 + SDPU: done + +Please note that the address above is calculated based on SYS_TEXT_BASE address: + +0x877fffc0 = 0x87800000 (SYS_TEXT_BASE) - 0x40 (U-Boot proper Header size) + +Power on the target and run the following command from U-Boot root directory: + +.. code-block:: bash + + $ sudo ./uuu uuu_script + +- Method 2: imx usb loader tool (imx_usb): + +The imx_usb_loader tool can be downloaded in link below: +https://github.com/boundarydevices/imx_usb_loader + +Build the source code and run the following commands from U-Boot root +directory: + +.. code-block:: bash + + $ sudo ./imx_usb SPL + $ sudo ./imx_usb u-boot-dtb.img |