Message ID | 1491592945-18772-1-git-send-email-breno.lima@nxp.com |
---|---|
State | Superseded |
Delegated to: | Stefano Babic |
Headers | show |
Hi Breno, On Fri, Apr 7, 2017 at 4:22 PM, Breno Lima <breno.lima@nxp.com> wrote: > Explain how to flash the eMMC and how to boot from it. > > Signed-off-by: Breno Lima <breno.lima@nxp.com> > --- > board/freescale/mx6sabresd/README | 22 ++++++++++++++++++++++ > 1 file changed, 22 insertions(+) > > diff --git a/board/freescale/mx6sabresd/README b/board/freescale/mx6sabresd/README > index 5814b9d..875d4b2 100644 > --- a/board/freescale/mx6sabresd/README > +++ b/board/freescale/mx6sabresd/README > @@ -27,6 +27,28 @@ This will generate the image called u-boot.imx. > > $ sudo dd if=u-boot.imx of=/dev/sdb bs=1K seek=1 && sync > > +- Flash the u-boot.imx binary into the eMMC: I would put a extra section for booting from eMMC. Something like: Change: 1. Booting via Normal U-Boot to 1. Booting from SD card via normal U-Boot and then: 2. Booting from eMMC via normal U-Boot The rest looks good.
diff --git a/board/freescale/mx6sabresd/README b/board/freescale/mx6sabresd/README index 5814b9d..875d4b2 100644 --- a/board/freescale/mx6sabresd/README +++ b/board/freescale/mx6sabresd/README @@ -27,6 +27,28 @@ This will generate the image called u-boot.imx. $ sudo dd if=u-boot.imx of=/dev/sdb bs=1K seek=1 && sync +- Flash the u-boot.imx binary into the eMMC: + +Set SW6 to download mode: 00001100 + +Plug a usb cable to USB-OTG and load the u-boot image using the imx_usb_loader +tool (https://github.com/boundarydevices/imx_usb_loader): + +$ sudo ./imx_usb u-boot.imx + +In U-boot change the eMMC partition config: + +=> mmc partconf 2 1 0 0 + +Mount the eMMC in the host PC: + +=> ums 0 mmc 2 + +Flash the u-boot.imx binary + +$ sudo dd if=u-boot.imx of=/dev/sdX bs=1K seek=1 && sync + +Set SW6 to eMMC 8-bit boot: 11010110 2. Booting via SPL ------------------
Explain how to flash the eMMC and how to boot from it. Signed-off-by: Breno Lima <breno.lima@nxp.com> --- board/freescale/mx6sabresd/README | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+)