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Diffstat (limited to 'board/freescale/ls2080ardb/README')
| -rw-r--r-- | board/freescale/ls2080ardb/README | 60 |
1 files changed, 57 insertions, 3 deletions
diff --git a/board/freescale/ls2080ardb/README b/board/freescale/ls2080ardb/README index 0c9c574..205c45c 100644 --- a/board/freescale/ls2080ardb/README +++ b/board/freescale/ls2080ardb/README @@ -4,10 +4,14 @@ The LS2080A Reference Design (RDB) is a high-performance computing, evaluation, and development platform that supports the QorIQ LS2080A, LS2088A Layerscape Architecture processor. -LS2080A, LS2088A SoC Overview --------------------- +The LS2081A Reference Design (RDB) is a high-performance computing, +evaluation, and development platform that supports the QorIQ LS2081A +Layerscape Architecture processor.More details in below sections + +LS2080A, LS2088A, LS2081A SoC Overview +-------------------------------------- Please refer arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc for LS2080A, -LS2088A SoC overview. +LS2081A, LS2088A SoC overview. LS2080ARDB board Overview ----------------------- @@ -38,11 +42,22 @@ LS2088A SoC overview. - UART - ARM JTAG support + LS2081ARDB board Overview + ------------------------- + LS2081ARDB board is similar to LS2080ARDB board + with few differences like + - Hosts LS2081A SoC + - Default boot source is QSPI-boot + - Does not have IFC interface + - RTC and QSPI flash devices are different + - Provides QIXIS access via I2C + Memory map from core's view ---------------------------- 0x00_0000_0000 .. 0x00_000F_FFFF Boot Rom 0x00_0100_0000 .. 0x00_0FFF_FFFF CCSR 0x00_1800_0000 .. 0x00_181F_FFFF OCRAM +0x00_2000_0000 .. 0x00_2FFF_FFFF QSPI region #1 0x00_3000_0000 .. 0x00_3FFF_FFFF IFC region #1 0x00_8000_0000 .. 0x00_FFFF_FFFF DDR region #1 0x05_1000_0000 .. 0x05_FFFF_FFFF IFC region #2 @@ -68,6 +83,45 @@ Booting Options --------------- a) NOR boot b) NAND boot +c) QSPI boot + +Memory map for NOR boot +------------------------- +Image Flash Offset +RCW+PBI 0x00000000 +Boot firmware (U-Boot) 0x00100000 +Boot firmware Environment 0x00300000 +PPA firmware 0x00400000 +Secure Headers 0x00600000 +Cortina PHY firmware 0x00980000 +DPAA2 MC 0x00A00000 +DPAA2 DPL 0x00D00000 +DPAA2 DPC 0x00E00000 +Kernel.itb 0x01000000 + +cfg_rcw_src switches needs to be changed for booting from different option. +Refer to board documentation for correct switch setting. + +QSPI boot details +=================== +Supported only for + LS2088ARDB RevF board with LS2088A SoC. + +Images needs to be copied to QSPI flash +as per memory map given below. + +Memory map for QSPI flash +------------------------- +Image Flash Offset +RCW+PBI 0x00000000 +Boot firmware (U-Boot) 0x00100000 +Boot firmware Environment 0x00300000 +PPA firmware 0x00400000 +Cortina PHY firmware 0x00980000 +DPAA2 MC 0x00A00000 +DPAA2 DPL 0x00D00000 +DPAA2 DPC 0x00E00000 +Kernel.itb 0x01000000 Booting Linux flavors which do not support 48-bit VA (< Linux 3.18) ------------------------------------------------------------------- |