From ddd8a08052052561af38ecbe30930001a2ae940b Mon Sep 17 00:00:00 2001 From: Prabhakar Kushwaha Date: Fri, 3 Jun 2016 18:41:30 +0530 Subject: armv8: fsl-layerscape: Organize SoC overview at common location SoC overviews are getting repeated across board folders. So, Organize SoC overview at common location i.e. fsl-layerscape/doc Also move README.lsch2 and README.lsch3 in same folder. Signed-off-by: Prabhakar Kushwaha Reviewed-by: York Sun --- arch/arm/cpu/armv8/fsl-layerscape/README.lsch2 | 10 - arch/arm/cpu/armv8/fsl-layerscape/README.lsch3 | 325 --------------------- arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch2 | 10 + arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch3 | 325 +++++++++++++++++++++ arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc | 86 ++++++ 5 files changed, 421 insertions(+), 335 deletions(-) delete mode 100644 arch/arm/cpu/armv8/fsl-layerscape/README.lsch2 delete mode 100644 arch/arm/cpu/armv8/fsl-layerscape/README.lsch3 create mode 100644 arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch2 create mode 100644 arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch3 create mode 100644 arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc (limited to 'arch/arm/cpu') diff --git a/arch/arm/cpu/armv8/fsl-layerscape/README.lsch2 b/arch/arm/cpu/armv8/fsl-layerscape/README.lsch2 deleted file mode 100644 index a6ef830069..0000000000 --- a/arch/arm/cpu/armv8/fsl-layerscape/README.lsch2 +++ /dev/null @@ -1,10 +0,0 @@ -# -# Copyright 2015 Freescale Semiconductor -# -# SPDX-License-Identifier: GPL-2.0+ -# - -Freescale LayerScape with Chassis Generation 2 - -This architecture supports Freescale ARMv8 SoCs with Chassis generation 2, -for example LS1043A. diff --git a/arch/arm/cpu/armv8/fsl-layerscape/README.lsch3 b/arch/arm/cpu/armv8/fsl-layerscape/README.lsch3 deleted file mode 100644 index f9323c1d28..0000000000 --- a/arch/arm/cpu/armv8/fsl-layerscape/README.lsch3 +++ /dev/null @@ -1,325 +0,0 @@ -# -# Copyright 2014-2015 Freescale Semiconductor -# -# SPDX-License-Identifier: GPL-2.0+ -# - -Freescale LayerScape with Chassis Generation 3 - -This architecture supports Freescale ARMv8 SoCs with Chassis generation 3, -for example LS2080A. - -DDR Layout -============ -Entire DDR region splits into two regions. - - Region 1 is at address 0x8000_0000 to 0xffff_ffff. - - Region 2 is at 0x80_8000_0000 to the top of total memory, - for example 16GB, 0x83_ffff_ffff. - -All DDR memory is marked as cache-enabled. - -When MC and Debug server is enabled, they carve 512MB away from the high -end of DDR. For example, if the total DDR is 16GB, it shrinks to 15.5GB -with MC and Debug server enabled. Linux only sees 15.5GB. - -The reserved 512MB layout looks like - - +---------------+ <-- top/end of memory - | 256MB | debug server - +---------------+ - | 256MB | MC - +---------------+ - | ... | - -MC requires the memory to be aligned with 512MB, so even debug server is -not enabled, 512MB is reserved, not 256MB. - -Flash Layout -============ - -(1) A typical layout of various images (including Linux and other firmware images) - is shown below considering a 32MB NOR flash device present on most - pre-silicon platforms (simulator and emulator): - - ------------------------- - | FIT Image | - | (linux + DTB + RFS) | - ------------------------- ----> 0x0120_0000 - | Debug Server FW | - ------------------------- ----> 0x00C0_0000 - | AIOP FW | - ------------------------- ----> 0x0070_0000 - | MC FW | - ------------------------- ----> 0x006C_0000 - | MC DPL Blob | - ------------------------- ----> 0x0020_0000 - | BootLoader + Env| - ------------------------- ----> 0x0000_1000 - | PBI | - ------------------------- ----> 0x0000_0080 - | RCW | - ------------------------- ----> 0x0000_0000 - - 32-MB NOR flash layout for pre-silicon platforms (simulator and emulator) - -(2) A typical layout of various images (including Linux and other firmware images) - is shown below considering a 128MB NOR flash device present on QDS and RDB - boards: - ----------------------------------------- ----> 0x5_8800_0000 --- - | .. Unused .. (7M) | | - ----------------------------------------- ----> 0x5_8790_0000 | - | FIT Image (linux + DTB + RFS) (40M) | | - ----------------------------------------- ----> 0x5_8510_0000 | - | PHY firmware (2M) | | - ----------------------------------------- ----> 0x5_84F0_0000 | 64K - | Debug Server FW (2M) | | Alt - ----------------------------------------- ----> 0x5_84D0_0000 | Bank - | AIOP FW (4M) | | - ----------------------------------------- ----> 0x5_8490_0000 (vbank4) - | MC DPC Blob (1M) | | - ----------------------------------------- ----> 0x5_8480_0000 | - | MC DPL Blob (1M) | | - ----------------------------------------- ----> 0x5_8470_0000 | - | MC FW (4M) | | - ----------------------------------------- ----> 0x5_8430_0000 | - | BootLoader Environment (1M) | | - ----------------------------------------- ----> 0x5_8420_0000 | - | BootLoader (1M) | | - ----------------------------------------- ----> 0x5_8410_0000 | - | RCW and PBI (1M) | | - ----------------------------------------- ----> 0x5_8400_0000 --- - | .. Unused .. (7M) | | - ----------------------------------------- ----> 0x5_8390_0000 | - | FIT Image (linux + DTB + RFS) (40M) | | - ----------------------------------------- ----> 0x5_8110_0000 | - | PHY firmware (2M) | | - ----------------------------------------- ----> 0x5_80F0_0000 | 64K - | Debug Server FW (2M) | | Bank - ----------------------------------------- ----> 0x5_80D0_0000 | - | AIOP FW (4M) | | - ----------------------------------------- ----> 0x5_8090_0000 (vbank0) - | MC DPC Blob (1M) | | - ----------------------------------------- ----> 0x5_8080_0000 | - | MC DPL Blob (1M) | | - ----------------------------------------- ----> 0x5_8070_0000 | - | MC FW (4M) | | - ----------------------------------------- ----> 0x5_8030_0000 | - | BootLoader Environment (1M) | | - ----------------------------------------- ----> 0x5_8020_0000 | - | BootLoader (1M) | | - ----------------------------------------- ----> 0x5_8010_0000 | - | RCW and PBI (1M) | | - ----------------------------------------- ----> 0x5_8000_0000 --- - - 128-MB NOR flash layout for QDS and RDB boards - -Environment Variables -===================== -mcboottimeout: MC boot timeout in milliseconds. If this variable is not defined - the value CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS will be assumed. - -mcmemsize: MC DRAM block size. If this variable is not defined, the value - CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE will be assumed. - -Booting from NAND -------------------- -Booting from NAND requires two images, RCW and u-boot-with-spl.bin. -The difference between NAND boot RCW image and NOR boot image is the PBI -command sequence. Below is one example for PBI commands for QDS which uses -NAND device with 2KB/page, block size 128KB. - -1) CCSR 4-byte write to 0x00e00404, data=0x00000000 -2) CCSR 4-byte write to 0x00e00400, data=0x1800a000 -The above two commands set bootloc register to 0x00000000_1800a000 where -the u-boot code will be running in OCRAM. - -3) Block Copy: SRC=0x0107, SRC_ADDR=0x00020000, DEST_ADDR=0x1800a000, -BLOCK_SIZE=0x00014000 -This command copies u-boot image from NAND device into OCRAM. The values need -to adjust accordingly. - -SRC should match the cfg_rcw_src, the reset config pins. It depends - on the NAND device. See reference manual for cfg_rcw_src. -SRC_ADDR is the offset of u-boot-with-spl.bin image in NAND device. In - the example above, 128KB. For easy maintenance, we put it at - the beginning of next block from RCW. -DEST_ADDR is fixed at 0x1800a000, matching bootloc set above. -BLOCK_SIZE is the size to be copied by PBI. - -RCW image should be written to the beginning of NAND device. Example of using -u-boot command - -nand write 0 - -To form the NAND image, build u-boot with NAND config, for example, -ls2080aqds_nand_defconfig. The image needed is u-boot-with-spl.bin. -The u-boot image should be written to match SRC_ADDR, in above example 0x20000. - -nand write 200000 - -With these two images in NAND device, the board can boot from NAND. - -Another example for RDB boards, - -1) CCSR 4-byte write to 0x00e00404, data=0x00000000 -2) CCSR 4-byte write to 0x00e00400, data=0x1800a000 -3) Block Copy: SRC=0x0119, SRC_ADDR=0x00080000, DEST_ADDR=0x1800a000, -BLOCK_SIZE=0x00014000 - -nand write 0 -nand write 80000 - -Notice the difference from QDS is SRC, SRC_ADDR and the offset of u-boot image -to match board NAND device with 4KB/page, block size 512KB. - -MMU Translation Tables -====================== - -(1) Early MMU Tables: - - Level 0 Level 1 Level 2 ------------------- ------------------ ------------------ -| 0x00_0000_0000 | -----> | 0x00_0000_0000 | -----> | 0x00_0000_0000 | ------------------- ------------------ ------------------ -| 0x80_0000_0000 | --| | 0x00_4000_0000 | | 0x00_0020_0000 | ------------------- | ------------------ ------------------ -| invalid | | | 0x00_8000_0000 | | 0x00_0040_0000 | ------------------- | ------------------ ------------------ - | | 0x00_c000_0000 | | 0x00_0060_0000 | - | ------------------ ------------------ - | | 0x01_0000_0000 | | 0x00_0080_0000 | - | ------------------ ------------------ - | ... ... - | ------------------ - | | 0x05_8000_0000 | --| - | ------------------ | - | | 0x05_c000_0000 | | - | ------------------ | - | ... | - | ------------------ | ------------------ - |--> | 0x80_0000_0000 | |-> | 0x00_3000_0000 | - ------------------ ------------------ - | 0x80_4000_0000 | | 0x00_3020_0000 | - ------------------ ------------------ - | 0x80_8000_0000 | | 0x00_3040_0000 | - ------------------ ------------------ - | 0x80_c000_0000 | | 0x00_3060_0000 | - ------------------ ------------------ - | 0x81_0000_0000 | | 0x00_3080_0000 | - ------------------ ------------------ - ... ... - -(2) Final MMU Tables: - - Level 0 Level 1 Level 2 ------------------- ------------------ ------------------ -| 0x00_0000_0000 | -----> | 0x00_0000_0000 | -----> | 0x00_0000_0000 | ------------------- ------------------ ------------------ -| 0x80_0000_0000 | --| | 0x00_4000_0000 | | 0x00_0020_0000 | ------------------- | ------------------ ------------------ -| invalid | | | 0x00_8000_0000 | | 0x00_0040_0000 | ------------------- | ------------------ ------------------ - | | 0x00_c000_0000 | | 0x00_0060_0000 | - | ------------------ ------------------ - | | 0x01_0000_0000 | | 0x00_0080_0000 | - | ------------------ ------------------ - | ... ... - | ------------------ - | | 0x08_0000_0000 | --| - | ------------------ | - | | 0x08_4000_0000 | | - | ------------------ | - | ... | - | ------------------ | ------------------ - |--> | 0x80_0000_0000 | |--> | 0x08_0000_0000 | - ------------------ ------------------ - | 0x80_4000_0000 | | 0x08_0020_0000 | - ------------------ ------------------ - | 0x80_8000_0000 | | 0x08_0040_0000 | - ------------------ ------------------ - | 0x80_c000_0000 | | 0x08_0060_0000 | - ------------------ ------------------ - | 0x81_0000_0000 | | 0x08_0080_0000 | - ------------------ ------------------ - ... ... - - -DPAA2 commands to manage Management Complex (MC) ------------------------------------------------- -DPAA2 commands has been introduced to manage Management Complex -(MC). These commands are used to start mc, aiop and apply DPL -from u-boot command prompt. - -Please note Management complex Firmware(MC), DPL and DPC are no -more deployed during u-boot boot-sequence. - -Commands: -a) fsl_mc start mc - Start Management Complex -b) fsl_mc apply DPL - Apply DPL file -c) fsl_mc start aiop - Start AIOP - -How to use commands :- -1. Command sequence for u-boot ethernet: - a) fsl_mc start mc - Start Management Complex - b) DPMAC net-devices are now available for use - - Example- - Assumption: MC firmware, DPL and DPC dtb is already programmed - on NOR flash. - - => fsl_mc start mc 580300000 580800000 - => setenv ethact DPMAC1@xgmii - => ping $serverip - -2. Command sequence for Linux boot: - a) fsl_mc start mc - Start Management Complex - b) fsl_mc apply DPL - Apply DPL file - c) No DPMAC net-devices are available for use in u-boot - d) boot Linux - - Example- - Assumption: MC firmware, DPL and DPC dtb is already programmed - on NOR flash. - - => fsl_mc start mc 580300000 580800000 - => setenv ethact DPMAC1@xgmii - => tftp a0000000 kernel.itb - => fsl_mc apply dpl 580700000 - => bootm a0000000 - -3. Command sequence for AIOP boot: - a) fsl_mc start mc - Start Management Complex - b) fsl_mc start aiop - Start AIOP - c) fsl_mc apply DPL - Apply DPL file - d) No DPMAC net-devices are availabe for use in u-boot - Please note actual AIOP start will happen during DPL parsing of - Management complex - - Example- - Assumption: MC firmware, DPL, DPC dtb and AIOP firmware is already - programmed on NOR flash. - - => fsl_mc start mc 580300000 580800000 - => fsl_mc start aiop 0x580900000 - => setenv ethact DPMAC1@xgmii - => fsl_mc apply dpl 580700000 - -Errata A009635 ---------------- -If the core runs at higher than x3 speed of the platform, there is -possiblity about sev instruction to getting missed by other cores. -This is because of SoC Run Control block may not able to sample -the EVENTI(Sev) signals. - -Workaround: Configure Run Control and EPU to periodically send out EVENTI signals to -wake up A57 cores - -Errata workaround uses Env variable "a009635_interval_val". It uses decimal -value. -- Default value of env variable is platform clock (MHz) - -- User can modify default value by updating the env variable - setenv a009635_interval_val 600; saveenv; - It configure platform clock as 600 MHz - -- Env variable as 0 signifies no workaround diff --git a/arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch2 b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch2 new file mode 100644 index 0000000000..a6ef830069 --- /dev/null +++ b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch2 @@ -0,0 +1,10 @@ +# +# Copyright 2015 Freescale Semiconductor +# +# SPDX-License-Identifier: GPL-2.0+ +# + +Freescale LayerScape with Chassis Generation 2 + +This architecture supports Freescale ARMv8 SoCs with Chassis generation 2, +for example LS1043A. diff --git a/arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch3 b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch3 new file mode 100644 index 0000000000..f9323c1d28 --- /dev/null +++ b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch3 @@ -0,0 +1,325 @@ +# +# Copyright 2014-2015 Freescale Semiconductor +# +# SPDX-License-Identifier: GPL-2.0+ +# + +Freescale LayerScape with Chassis Generation 3 + +This architecture supports Freescale ARMv8 SoCs with Chassis generation 3, +for example LS2080A. + +DDR Layout +============ +Entire DDR region splits into two regions. + - Region 1 is at address 0x8000_0000 to 0xffff_ffff. + - Region 2 is at 0x80_8000_0000 to the top of total memory, + for example 16GB, 0x83_ffff_ffff. + +All DDR memory is marked as cache-enabled. + +When MC and Debug server is enabled, they carve 512MB away from the high +end of DDR. For example, if the total DDR is 16GB, it shrinks to 15.5GB +with MC and Debug server enabled. Linux only sees 15.5GB. + +The reserved 512MB layout looks like + + +---------------+ <-- top/end of memory + | 256MB | debug server + +---------------+ + | 256MB | MC + +---------------+ + | ... | + +MC requires the memory to be aligned with 512MB, so even debug server is +not enabled, 512MB is reserved, not 256MB. + +Flash Layout +============ + +(1) A typical layout of various images (including Linux and other firmware images) + is shown below considering a 32MB NOR flash device present on most + pre-silicon platforms (simulator and emulator): + + ------------------------- + | FIT Image | + | (linux + DTB + RFS) | + ------------------------- ----> 0x0120_0000 + | Debug Server FW | + ------------------------- ----> 0x00C0_0000 + | AIOP FW | + ------------------------- ----> 0x0070_0000 + | MC FW | + ------------------------- ----> 0x006C_0000 + | MC DPL Blob | + ------------------------- ----> 0x0020_0000 + | BootLoader + Env| + ------------------------- ----> 0x0000_1000 + | PBI | + ------------------------- ----> 0x0000_0080 + | RCW | + ------------------------- ----> 0x0000_0000 + + 32-MB NOR flash layout for pre-silicon platforms (simulator and emulator) + +(2) A typical layout of various images (including Linux and other firmware images) + is shown below considering a 128MB NOR flash device present on QDS and RDB + boards: + ----------------------------------------- ----> 0x5_8800_0000 --- + | .. Unused .. (7M) | | + ----------------------------------------- ----> 0x5_8790_0000 | + | FIT Image (linux + DTB + RFS) (40M) | | + ----------------------------------------- ----> 0x5_8510_0000 | + | PHY firmware (2M) | | + ----------------------------------------- ----> 0x5_84F0_0000 | 64K + | Debug Server FW (2M) | | Alt + ----------------------------------------- ----> 0x5_84D0_0000 | Bank + | AIOP FW (4M) | | + ----------------------------------------- ----> 0x5_8490_0000 (vbank4) + | MC DPC Blob (1M) | | + ----------------------------------------- ----> 0x5_8480_0000 | + | MC DPL Blob (1M) | | + ----------------------------------------- ----> 0x5_8470_0000 | + | MC FW (4M) | | + ----------------------------------------- ----> 0x5_8430_0000 | + | BootLoader Environment (1M) | | + ----------------------------------------- ----> 0x5_8420_0000 | + | BootLoader (1M) | | + ----------------------------------------- ----> 0x5_8410_0000 | + | RCW and PBI (1M) | | + ----------------------------------------- ----> 0x5_8400_0000 --- + | .. Unused .. (7M) | | + ----------------------------------------- ----> 0x5_8390_0000 | + | FIT Image (linux + DTB + RFS) (40M) | | + ----------------------------------------- ----> 0x5_8110_0000 | + | PHY firmware (2M) | | + ----------------------------------------- ----> 0x5_80F0_0000 | 64K + | Debug Server FW (2M) | | Bank + ----------------------------------------- ----> 0x5_80D0_0000 | + | AIOP FW (4M) | | + ----------------------------------------- ----> 0x5_8090_0000 (vbank0) + | MC DPC Blob (1M) | | + ----------------------------------------- ----> 0x5_8080_0000 | + | MC DPL Blob (1M) | | + ----------------------------------------- ----> 0x5_8070_0000 | + | MC FW (4M) | | + ----------------------------------------- ----> 0x5_8030_0000 | + | BootLoader Environment (1M) | | + ----------------------------------------- ----> 0x5_8020_0000 | + | BootLoader (1M) | | + ----------------------------------------- ----> 0x5_8010_0000 | + | RCW and PBI (1M) | | + ----------------------------------------- ----> 0x5_8000_0000 --- + + 128-MB NOR flash layout for QDS and RDB boards + +Environment Variables +===================== +mcboottimeout: MC boot timeout in milliseconds. If this variable is not defined + the value CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS will be assumed. + +mcmemsize: MC DRAM block size. If this variable is not defined, the value + CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE will be assumed. + +Booting from NAND +------------------- +Booting from NAND requires two images, RCW and u-boot-with-spl.bin. +The difference between NAND boot RCW image and NOR boot image is the PBI +command sequence. Below is one example for PBI commands for QDS which uses +NAND device with 2KB/page, block size 128KB. + +1) CCSR 4-byte write to 0x00e00404, data=0x00000000 +2) CCSR 4-byte write to 0x00e00400, data=0x1800a000 +The above two commands set bootloc register to 0x00000000_1800a000 where +the u-boot code will be running in OCRAM. + +3) Block Copy: SRC=0x0107, SRC_ADDR=0x00020000, DEST_ADDR=0x1800a000, +BLOCK_SIZE=0x00014000 +This command copies u-boot image from NAND device into OCRAM. The values need +to adjust accordingly. + +SRC should match the cfg_rcw_src, the reset config pins. It depends + on the NAND device. See reference manual for cfg_rcw_src. +SRC_ADDR is the offset of u-boot-with-spl.bin image in NAND device. In + the example above, 128KB. For easy maintenance, we put it at + the beginning of next block from RCW. +DEST_ADDR is fixed at 0x1800a000, matching bootloc set above. +BLOCK_SIZE is the size to be copied by PBI. + +RCW image should be written to the beginning of NAND device. Example of using +u-boot command + +nand write 0 + +To form the NAND image, build u-boot with NAND config, for example, +ls2080aqds_nand_defconfig. The image needed is u-boot-with-spl.bin. +The u-boot image should be written to match SRC_ADDR, in above example 0x20000. + +nand write 200000 + +With these two images in NAND device, the board can boot from NAND. + +Another example for RDB boards, + +1) CCSR 4-byte write to 0x00e00404, data=0x00000000 +2) CCSR 4-byte write to 0x00e00400, data=0x1800a000 +3) Block Copy: SRC=0x0119, SRC_ADDR=0x00080000, DEST_ADDR=0x1800a000, +BLOCK_SIZE=0x00014000 + +nand write 0 +nand write 80000 + +Notice the difference from QDS is SRC, SRC_ADDR and the offset of u-boot image +to match board NAND device with 4KB/page, block size 512KB. + +MMU Translation Tables +====================== + +(1) Early MMU Tables: + + Level 0 Level 1 Level 2 +------------------ ------------------ ------------------ +| 0x00_0000_0000 | -----> | 0x00_0000_0000 | -----> | 0x00_0000_0000 | +------------------ ------------------ ------------------ +| 0x80_0000_0000 | --| | 0x00_4000_0000 | | 0x00_0020_0000 | +------------------ | ------------------ ------------------ +| invalid | | | 0x00_8000_0000 | | 0x00_0040_0000 | +------------------ | ------------------ ------------------ + | | 0x00_c000_0000 | | 0x00_0060_0000 | + | ------------------ ------------------ + | | 0x01_0000_0000 | | 0x00_0080_0000 | + | ------------------ ------------------ + | ... ... + | ------------------ + | | 0x05_8000_0000 | --| + | ------------------ | + | | 0x05_c000_0000 | | + | ------------------ | + | ... | + | ------------------ | ------------------ + |--> | 0x80_0000_0000 | |-> | 0x00_3000_0000 | + ------------------ ------------------ + | 0x80_4000_0000 | | 0x00_3020_0000 | + ------------------ ------------------ + | 0x80_8000_0000 | | 0x00_3040_0000 | + ------------------ ------------------ + | 0x80_c000_0000 | | 0x00_3060_0000 | + ------------------ ------------------ + | 0x81_0000_0000 | | 0x00_3080_0000 | + ------------------ ------------------ + ... ... + +(2) Final MMU Tables: + + Level 0 Level 1 Level 2 +------------------ ------------------ ------------------ +| 0x00_0000_0000 | -----> | 0x00_0000_0000 | -----> | 0x00_0000_0000 | +------------------ ------------------ ------------------ +| 0x80_0000_0000 | --| | 0x00_4000_0000 | | 0x00_0020_0000 | +------------------ | ------------------ ------------------ +| invalid | | | 0x00_8000_0000 | | 0x00_0040_0000 | +------------------ | ------------------ ------------------ + | | 0x00_c000_0000 | | 0x00_0060_0000 | + | ------------------ ------------------ + | | 0x01_0000_0000 | | 0x00_0080_0000 | + | ------------------ ------------------ + | ... ... + | ------------------ + | | 0x08_0000_0000 | --| + | ------------------ | + | | 0x08_4000_0000 | | + | ------------------ | + | ... | + | ------------------ | ------------------ + |--> | 0x80_0000_0000 | |--> | 0x08_0000_0000 | + ------------------ ------------------ + | 0x80_4000_0000 | | 0x08_0020_0000 | + ------------------ ------------------ + | 0x80_8000_0000 | | 0x08_0040_0000 | + ------------------ ------------------ + | 0x80_c000_0000 | | 0x08_0060_0000 | + ------------------ ------------------ + | 0x81_0000_0000 | | 0x08_0080_0000 | + ------------------ ------------------ + ... ... + + +DPAA2 commands to manage Management Complex (MC) +------------------------------------------------ +DPAA2 commands has been introduced to manage Management Complex +(MC). These commands are used to start mc, aiop and apply DPL +from u-boot command prompt. + +Please note Management complex Firmware(MC), DPL and DPC are no +more deployed during u-boot boot-sequence. + +Commands: +a) fsl_mc start mc - Start Management Complex +b) fsl_mc apply DPL - Apply DPL file +c) fsl_mc start aiop - Start AIOP + +How to use commands :- +1. Command sequence for u-boot ethernet: + a) fsl_mc start mc - Start Management Complex + b) DPMAC net-devices are now available for use + + Example- + Assumption: MC firmware, DPL and DPC dtb is already programmed + on NOR flash. + + => fsl_mc start mc 580300000 580800000 + => setenv ethact DPMAC1@xgmii + => ping $serverip + +2. Command sequence for Linux boot: + a) fsl_mc start mc - Start Management Complex + b) fsl_mc apply DPL - Apply DPL file + c) No DPMAC net-devices are available for use in u-boot + d) boot Linux + + Example- + Assumption: MC firmware, DPL and DPC dtb is already programmed + on NOR flash. + + => fsl_mc start mc 580300000 580800000 + => setenv ethact DPMAC1@xgmii + => tftp a0000000 kernel.itb + => fsl_mc apply dpl 580700000 + => bootm a0000000 + +3. Command sequence for AIOP boot: + a) fsl_mc start mc - Start Management Complex + b) fsl_mc start aiop - Start AIOP + c) fsl_mc apply DPL - Apply DPL file + d) No DPMAC net-devices are availabe for use in u-boot + Please note actual AIOP start will happen during DPL parsing of + Management complex + + Example- + Assumption: MC firmware, DPL, DPC dtb and AIOP firmware is already + programmed on NOR flash. + + => fsl_mc start mc 580300000 580800000 + => fsl_mc start aiop 0x580900000 + => setenv ethact DPMAC1@xgmii + => fsl_mc apply dpl 580700000 + +Errata A009635 +--------------- +If the core runs at higher than x3 speed of the platform, there is +possiblity about sev instruction to getting missed by other cores. +This is because of SoC Run Control block may not able to sample +the EVENTI(Sev) signals. + +Workaround: Configure Run Control and EPU to periodically send out EVENTI signals to +wake up A57 cores + +Errata workaround uses Env variable "a009635_interval_val". It uses decimal +value. +- Default value of env variable is platform clock (MHz) + +- User can modify default value by updating the env variable + setenv a009635_interval_val 600; saveenv; + It configure platform clock as 600 MHz + +- Env variable as 0 signifies no workaround diff --git a/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc new file mode 100644 index 0000000000..a4130cee50 --- /dev/null +++ b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc @@ -0,0 +1,86 @@ +SoC overview + + 1. LS1043A + 2. LS2080A + +LS1043A +--------- +The LS1043A integrated multicore processor combines four ARM Cortex-A53 +processor cores with datapath acceleration optimized for L2/3 packet +processing, single pass security offload and robust traffic management +and quality of service. + +The LS1043A SoC includes the following function and features: + - Four 64-bit ARM Cortex-A53 CPUs + - 1 MB unified L2 Cache + - One 32-bit DDR3L/DDR4 SDRAM memory controllers with ECC and interleaving + support + - Data Path Acceleration Architecture (DPAA) incorporating acceleration the + the following functions: + - Packet parsing, classification, and distribution (FMan) + - Queue management for scheduling, packet sequencing, and congestion + management (QMan) + - Hardware buffer management for buffer allocation and de-allocation (BMan) + - Cryptography acceleration (SEC) + - Ethernet interfaces by FMan + - Up to 1 x XFI supporting 10G interface + - Up to 1 x QSGMII + - Up to 4 x SGMII supporting 1000Mbps + - Up to 2 x SGMII supporting 2500Mbps + - Up to 2 x RGMII supporting 1000Mbps + - High-speed peripheral interfaces + - Three PCIe 2.0 controllers, one supporting x4 operation + - One serial ATA (SATA 3.0) controllers + - Additional peripheral interfaces + - Three high-speed USB 3.0 controllers with integrated PHY + - Enhanced secure digital host controller (eSDXC/eMMC) + - Quad Serial Peripheral Interface (QSPI) Controller + - Serial peripheral interface (SPI) controller + - Four I2C controllers + - Two DUARTs + - Integrated flash controller supporting NAND and NOR flash + - QorIQ platform's trust architecture 2.1 + +LS2080A +-------- +The LS2080A integrated multicore processor combines eight ARM Cortex-A57 +processor cores with high-performance data path acceleration logic and network +and peripheral bus interfaces required for networking, telecom/datacom, +wireless infrastructure, and mil/aerospace applications. + +The LS2080A SoC includes the following function and features: + + - Eight 64-bit ARM Cortex-A57 CPUs + - 1 MB platform cache with ECC + - Two 64-bit DDR4 SDRAM memory controllers with ECC and interleaving support + - One secondary 32-bit DDR4 SDRAM memory controller, intended for use by + the AIOP + - Data path acceleration architecture (DPAA2) incorporating acceleration for + the following functions: + - Packet parsing, classification, and distribution (WRIOP) + - Queue and Hardware buffer management for scheduling, packet sequencing, and + congestion management, buffer allocation and de-allocation (QBMan) + - Cryptography acceleration (SEC) at up to 10 Gbps + - RegEx pattern matching acceleration (PME) at up to 10 Gbps + - Decompression/compression acceleration (DCE) at up to 20 Gbps + - Accelerated I/O processing (AIOP) at up to 20 Gbps + - QDMA engine + - 16 SerDes lanes at up to 10.3125 GHz + - Ethernet interfaces + - Up to eight 10 Gbps Ethernet MACs + - Up to eight 1 / 2.5 Gbps Ethernet MACs + - High-speed peripheral interfaces + - Four PCIe 3.0 controllers, one supporting SR-IOV + - Additional peripheral interfaces + - Two serial ATA (SATA 3.0) controllers + - Two high-speed USB 3.0 controllers with integrated PHY + - Enhanced secure digital host controller (eSDXC/eMMC) + - Serial peripheral interface (SPI) controller + - Quad Serial Peripheral Interface (QSPI) Controller + - Four I2C controllers + - Two DUARTs + - Integrated flash controller (IFC 2.0) supporting NAND and NOR flash + - Support for hardware virtualization and partitioning enforcement + - QorIQ platform's trust architecture 3.0 + - Service processor (SP) provides pre-boot initialization and secure-boot + capabilities -- cgit v1.2.1