From v2-U-Boot-arm-socfpga-Add-SoCFPGA-SR1500-board limbo patch series
describing SR1500 SPL generation (updates in following patch).
Signed-off-by: Stephen Arnold sarnold@vctlabs.com Signed-off-by: Stefan Roese <sr at denx.de> Cc: Marek Vasut <marex at denx.de> --- doc/README.socfpga | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 86 insertions(+), 3 deletions(-)
diff --git a/doc/README.socfpga b/doc/README.socfpga index cb805cfd3a..63733a986e 100644 --- a/doc/README.socfpga +++ b/doc/README.socfpga @@ -1,4 +1,3 @@ - -------------------------------------------- SOCFPGA Documentation for U-Boot and SPL -------------------------------------------- @@ -11,8 +10,92 @@ www.altera.com. -------------------------------------------- socfpga_dw_mmc -------------------------------------------- -Here are macro and detailed configuration required to enable DesignWare SDMMC +Here are macro and detailed configuration required to enable DesignWare SDMMC controller support within SOCFPGA
-#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 +#define CONFIG_SYS_MMC_MAX_BLK_COUNT 256 -> Using smaller max blk cnt to avoid flooding the limited stack in OCRAM + +------------------------------------------------------------------------- +Generating the header files for SPL intergration as a replacement for the +Preloader +------------------------------------------------------------------------- +This text assumes the use of Quartus 14.0.200 + +I) Rebuilding the MCVEVK Quartus project +---------------------------------------- + 1) Navigate to DENX_MCV_reference_* directory + 2) Run Quartus II + 3) Open Project (Ctrl+J), select DENX_MCV_reference.qpf + 4) Run QSys [Tools->QSys] + 4.1) In the Open dialog, select 'mcv_hps.qsys' + 4.2) In the Open System dialog, wait until completion and press 'Close' + 4.3) In the Qsys window, click on 'Generate HDL...' in bottom right corner + 4.3.1) In the 'Generation' window, click 'Generate' + 4.3.2) In the 'Generate' dialog, wait until completion and click 'Close' + 4.4) In the QSys window, click 'Finish' + 4.4.1) In the 'Quartus II' pop up window, click 'OK' + 5) Back in Quartus II main window, do the following + 5.1) Use Processing -> Start -> Start Analysis & Synthesis (Ctrl+K) + 5.2) Use Processing -> Start Compilation (Ctrl+L) + ... have lunch, coffee, play games ... + + [ + NOTE: Steps 2-5 above can be also done using a convenience scripts + from the command line: + $ ./qsys.sh && ./anal.sh && ./build.sh + ] + + 6) Launch a separate terminal window + 6.1) Change directory to 'software/spl_bsp' + 6.2) Export path to embedded command shell and friends + $ export PATH=/work/DENX/Altera/Quartus/14.0/embedded/:$PATH + 6.3) Start embedded command shell (ECS) + $ embedded_command_shell.sh + 6.4) Prepare BSP by launching the BSP editor from ECS + => bsp-editor + 6.5) In BSP editor + 6.5.1) Use File -> Open + 6.5.2) Select 'settings.bsp' file + 6.5.4) Click Generate + 6.5.5) Click Exit + +Now the necessary files are generated. And U-Boot can be used to generate +the SPL header files. For this, please use the following script from the +u-boot source tree:: + + $ ./arch/arm/mach-socfpga/qts-filter.sh [soc_type] [input_qts_dir] [input_bsp_dir] [output_dir] + + Process QTS-generated headers into U-Boot compatible ones. + + soc_type - Type of SoC, either 'cyclone5' or 'arria5'. + input_qts_dir - Directory with compiled Quartus project + and containing the Quartus project file (QPF). + input_bsp_dir - Directory with generated bsp containing + the settings.bsp file. + output_dir - Directory to store the U-Boot compatible + headers. + +This will generate the following 4 files: + +iocsr_config.h +pinmux_config.h +pll_config.h +sdram_config.h + +These files need to be copied into "qts" directory in the board directory +(see output arg of script command above). + +Here the example for the DENX MCVEVK: + +$ ll board/denx/mcvevk/qts/ +total 44 +drwxrwxr-x 2 stefan stefan 4096 Okt 20 07:07 ./ +drwxrwxr-x 3 stefan stefan 4096 Okt 21 13:06 ../ +-rw-rw-r-- 1 stefan stefan 8826 Okt 20 07:07 iocsr_config.h +-rw-rw-r-- 1 stefan stefan 4398 Okt 20 07:07 pinmux_config.h +-rw-rw-r-- 1 stefan stefan 3192 Okt 20 07:07 pll_config.h +-rw-rw-r-- 1 stefan stefan 9031 Okt 20 07:07 sdram_config.h + +Now your board is ready for full mainline support including +U-Boot SPL. The Preloader will not be needed any more.