From: Jagan Teki jagan@amarulasolutions.com
Since all SabreSD boards support SPL and devicetree update README on respective image name changes while loading the SD card.
Cc: Stefano Babic sbabic@denx.de Cc: Fabio Estevam fabio.estevam@nxp.com Cc: Michael Trimarchi michael@amarulasolutions.com Signed-off-by: Jagan Teki jagan@amarulasolutions.com --- board/freescale/imx6sabresd/README | 53 ++++++++++++-------------------------- 1 file changed, 17 insertions(+), 36 deletions(-)
diff --git a/board/freescale/imx6sabresd/README b/board/freescale/imx6sabresd/README index 43070e1..4e9abb8 100644 --- a/board/freescale/imx6sabresd/README +++ b/board/freescale/imx6sabresd/README @@ -1,68 +1,49 @@ -How to use and build U-Boot on mx6sabresd: ----------------------------------- +How to use and build U-Boot on imx6sabresd: +------------------------------------------
-Currently there are three methods for booting mx6sabresd boards: +Currently there are two methods for booting imx6sabresd boards:
-1. Booting via Normal U-Boot (u-boot.imx) +1. Booting via SPL (SPL and u-boot-dtb.img)
-2. Booting via SPL (SPL and u-boot.img) +2. Booting via Falcon mode (SPL launches the kernel directly)
-3. Booting via Falcon mode (SPL launches the kernel directly)
+1. Booting via SPL +------------------
-1. Booting via Normal U-Boot ----------------------------- - -$ make mx6qsabresd_defconfig (If you want to build for mx6qsabresd) +$ make imx6dl_sabresd_defconfig (If you want to build for imx6 duallite sabresd)
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 SD card: - -$ sudo dd if=u-boot.imx of=/dev/sdb bs=1K seek=1 && sync +$ make imx6q_sabresd_defconfig (If you want to build for imx6 quad sabresd)
+or
-2. Booting via SPL ------------------- - -Other method for building U-Boot on mx6qsabresd and mx6qpsabresd is -through SPL. In order to do so: +$ make imx6qp_sabresd_defconfig (If you want to build for imx6 quad plus sabresd)
-$ make mx6sabresd_spl_defconfig $ make
-This will generate the SPL image called SPL and the u-boot.img. +This will generate the SPL image called SPL and the u-boot-dtb.img.
- Flash the SPL image into the SD card:
$ sudo dd if=SPL of=/dev/sdb bs=1K seek=1 && sync
-- Flash the u-boot.img image into the SD card: +- Flash the u-boot-dtb.img image into the SD card:
-$ sudo dd if=u-boot.img of=/dev/sdb bs=1K seek=69 && sync +$ sudo dd if=u-boot-dtb.img of=/dev/sdb bs=1K seek=69 && sync
-3. Booting via Falcon mode +2. Booting via Falcon mode --------------------------
-$ make mx6sabresd_spl_defconfig -$ make - -This will generate the SPL image called SPL and the u-boot.img. - - Flash the SPL image into the SD card:
$ sudo dd if=SPL of=/dev/sdb bs=1K seek=1 oflag=sync status=none && sync
-- Flash the u-boot.img image into the SD card: +- Flash the u-boot-dtb.img image into the SD card:
-$ sudo dd if=u-boot.img of=/dev/sdb bs=1K seek=69 oflag=sync status=none && sync +$ sudo dd if=u-boot-dtb.img of=/dev/sdb bs=1K seek=69 oflag=sync status=none && sync
Create a partition for root file system and extract it there: