| Message ID | 1491828329-3673-1-git-send-email-breno.lima@nxp.com |
|---|---|
| State | Accepted |
| Commit | ce2f9def8266fc6ee9d4ddc2db4a01aa97299638 |
| Delegated to: | Stefano Babic |
| Headers | show |
On Mon, Apr 10, 2017 at 9:45 AM, 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> Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
On 10/04/2017 14:45, Breno Lima wrote: > Explain how to flash the eMMC and how to boot from it. > > Signed-off-by: Breno Lima <breno.lima@nxp.com> > --- > Changes since v2: > -Fix number of methods for booting mx6sabresd boards. > > board/freescale/mx6sabresd/README | 55 +++++++++++++++++++++++++++++++++------ > 1 file changed, 47 insertions(+), 8 deletions(-) > > diff --git a/board/freescale/mx6sabresd/README b/board/freescale/mx6sabresd/README > index 5814b9d..bc0c0d0 100644 > --- a/board/freescale/mx6sabresd/README > +++ b/board/freescale/mx6sabresd/README > @@ -1,17 +1,19 @@ > How to use and build U-Boot on mx6sabresd: > ---------------------------------- > > -Currently there are three methods for booting mx6sabresd boards: > +Currently there are four methods for booting mx6sabresd boards: > > -1. Booting via Normal U-Boot (u-boot.imx) > +1. Booting from SD card via normal U-Boot (u-boot.imx) > > -2. Booting via SPL (SPL and u-boot.img) > +2. Booting from eMMC via normal U-Boot > > -3. Booting via Falcon mode (SPL launches the kernel directly) > +3. Booting via SPL (SPL and u-boot.img) > > +4. Booting via Falcon mode (SPL launches the kernel directly) > > -1. Booting via Normal U-Boot > ----------------------------- > + > +1. Booting from SD card via normal U-Boot > +----------------------------------------- > > $ make mx6qsabresd_defconfig (If you want to build for mx6qsabresd) > > @@ -28,7 +30,44 @@ This will generate the image called u-boot.imx. > $ sudo dd if=u-boot.imx of=/dev/sdb bs=1K seek=1 && sync > > > -2. Booting via SPL > +2. Booting from eMMC via normal U-Boot > +-------------------------------------- > + > +$ make mx6qsabresd_defconfig (If you want to build for mx6qsabresd) > + > +or > + > +$ make mx6dlsabresd_defconfig (If you want to build for mx6dlsabresd) > + > +$ make > + > +This will generate the image called u-boot.imx. > + > +- 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 > + > + > +3. Booting via SPL > ------------------ > > Other method for building U-Boot on mx6qsabresd and mx6qpsabresd is > @@ -48,7 +87,7 @@ $ sudo dd if=SPL of=/dev/sdb bs=1K seek=1 && sync > $ sudo dd if=u-boot.img of=/dev/sdbbs=1K seek=69 && sync > > > -3. Booting via Falcon mode > +4. Booting via Falcon mode > -------------------------- > > $ make mx6sabresd_spl_defconfig > Applied to u-boot-imx, thanks! Best regards, Stefano Babic
diff --git a/board/freescale/mx6sabresd/README b/board/freescale/mx6sabresd/README index 5814b9d..bc0c0d0 100644 --- a/board/freescale/mx6sabresd/README +++ b/board/freescale/mx6sabresd/README @@ -1,17 +1,19 @@ How to use and build U-Boot on mx6sabresd: ---------------------------------- -Currently there are three methods for booting mx6sabresd boards: +Currently there are four methods for booting mx6sabresd boards: -1. Booting via Normal U-Boot (u-boot.imx) +1. Booting from SD card via normal U-Boot (u-boot.imx) -2. Booting via SPL (SPL and u-boot.img) +2. Booting from eMMC via normal U-Boot -3. Booting via Falcon mode (SPL launches the kernel directly) +3. Booting via SPL (SPL and u-boot.img) +4. Booting via Falcon mode (SPL launches the kernel directly) -1. Booting via Normal U-Boot ----------------------------- + +1. Booting from SD card via normal U-Boot +----------------------------------------- $ make mx6qsabresd_defconfig (If you want to build for mx6qsabresd) @@ -28,7 +30,44 @@ This will generate the image called u-boot.imx. $ sudo dd if=u-boot.imx of=/dev/sdb bs=1K seek=1 && sync -2. Booting via SPL +2. Booting from eMMC via normal U-Boot +-------------------------------------- + +$ make mx6qsabresd_defconfig (If you want to build for mx6qsabresd) + +or + +$ make mx6dlsabresd_defconfig (If you want to build for mx6dlsabresd) + +$ make + +This will generate the image called u-boot.imx. + +- 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 + + +3. Booting via SPL ------------------ Other method for building U-Boot on mx6qsabresd and mx6qpsabresd is @@ -48,7 +87,7 @@ $ sudo dd if=SPL of=/dev/sdb bs=1K seek=1 && sync $ sudo dd if=u-boot.img of=/dev/sdbbs=1K seek=69 && sync -3. Booting via Falcon mode +4. Booting via Falcon mode -------------------------- $ make mx6sabresd_spl_defconfig
Explain how to flash the eMMC and how to boot from it. Signed-off-by: Breno Lima <breno.lima@nxp.com> --- Changes since v2: -Fix number of methods for booting mx6sabresd boards. board/freescale/mx6sabresd/README | 55 +++++++++++++++++++++++++++++++++------ 1 file changed, 47 insertions(+), 8 deletions(-)