diff options
Diffstat (limited to 'board/ti/j721e/README')
| -rw-r--r-- | board/ti/j721e/README | 51 |
1 files changed, 49 insertions, 2 deletions
diff --git a/board/ti/j721e/README b/board/ti/j721e/README index 5be7d099db..7dcf336332 100644 --- a/board/ti/j721e/README +++ b/board/ti/j721e/README @@ -120,7 +120,7 @@ requests DMSC to get these services done as shown in the above diagram. Sources: -------- 1. SYSFW: - Tree: git://git.ti.com/processor-firmware/system-firmware-image-gen.git + Tree: git://git.ti.com/k3-image-gen/k3-image-gen.git Branch: master 2. ATF: @@ -154,7 +154,7 @@ $ make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- O=/tmp/r5 4.2. A72: $ make ARCH=arm CROSS_COMPILE=aarch64-linux-gnu- j721e_evm_a72_defconfig O=/tmp/a72 -$ make ARCH=arm CROSS_COMPILE=aarch64-linux-gnu- ATF=<path to ATF dir>/build/k3/generic/release/bl31.bin TEE=<path to OPTEE OS dir>/out/arm-plat-k3/core/tee-pager.bin O=/tmp/a72 +$ make ARCH=arm CROSS_COMPILE=aarch64-linux-gnu- ATF=<path to ATF dir>/build/k3/generic/release/bl31.bin TEE=<path to OPTEE OS dir>/out/arm-plat-k3/core/tee-pager_v2.bin O=/tmp/a72 Target Images -------------- @@ -225,3 +225,50 @@ Image formats: | | Secure config | | | +-------------------+ | +-----------------------+ + +OSPI: +----- +ROM supports booting from OSPI from offset 0x0. + +Flashing images to OSPI: + +Below commands can be used to download tiboot3.bin, tispl.bin, u-boot.img, +and sysfw.itb over tftp and then flash those to OSPI at their respective +addresses. + +=> sf probe +=> tftp ${loadaddr} tiboot3.bin +=> sf update $loadaddr 0x0 $filesize +=> tftp ${loadaddr} tispl.bin +=> sf update $loadaddr 0x80000 $filesize +=> tftp ${loadaddr} u-boot.img +=> sf update $loadaddr 0x280000 $filesize +=> tftp ${loadaddr} sysfw.itb +=> sf update $loadaddr 0x6C0000 $filesize + +Flash layout for OSPI: + + 0x0 +----------------------------+ + | ospi.tiboot3(512K) | + | | + 0x80000 +----------------------------+ + | ospi.tispl(2M) | + | | + 0x280000 +----------------------------+ + | ospi.u-boot(4M) | + | | + 0x680000 +----------------------------+ + | ospi.env(128K) | + | | + 0x6A0000 +----------------------------+ + | ospi.env.backup (128K) | + | | + 0x6C0000 +----------------------------+ + | ospi.sysfw(1M) | + | | + 0x7C0000 +----------------------------+ + | padding (256k) | + 0x800000 +----------------------------+ + | ospi.rootfs(UBIFS) | + | | + +----------------------------+ |