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* fdt: fix dts preprocessor optionsAllen Martin2013-02-071-1/+1
| | | | | | | | | | Using "-ansi" preprocessor option will cause dts lines that begin with '#' to choke the preprocessor. Change to "-x assembler-with-cpp" instead which is what the kernel uses to preprocess dts files. Signed-off-by: Allen Martin <amartin@nvidia.com> Reviewed-by: Stephen Warren <swarren@nvidia.com> Acked-by: Simon Glass <sjg@chromium.org>
* dts/Makefile: Turn off some predefined macrosHorst Kronstorfer2012-08-101-1/+2
| | | | | | | | | | | Add '-ansi' to DTS_CPPFLAGS to avoid unwanted expansion of dts content that matches some predefined macros. Example: A number of PowerPC related *.dts files in the kernel define a property named 'linux,network-index' which (w/o '-ansi') is expanded to '1,network-index' by the preprocessor because of '#define linux 1.' Signed-off-by: Horst Kronstorfer <hkronsto@frequentis.com>
* dts/Makefile: Check for empty $(LDSCRIPT)Horst Kronstorfer2012-08-101-2/+3
| | | | | | | | Make sure that $(LDSCRIPT) is not empty before calling process_lds with 'cat $(LDSCRIPT)' else cat will block waiting for input from stdin. Signed-off-by: Horst Kronstorfer <hkronsto@frequentis.com>
* Merge branch 'master' of git://git.denx.de/u-boot-microblazeWolfgang Denk2012-07-311-1/+2
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 'master' of git://git.denx.de/u-boot-microblaze: microblaze: Wire up SPI driver spi: microblaze: Adds driver for Xilinx SPI controller microblaze: intc: Clear interrupt code microblaze: Call serial multi initialization microblaze: Move __udelay implementation microblaze: Remove extern from board.c microblaze: Wire up dts configuration fdt: Add board specific dts inclusion microblaze: Move individual board linker scripts to common script in cpu tree. microblaze: Add gpio.h microblaze: Add missing undefs for UBI and UBIFS microblaze: Expand and correct configuration comments microblaze: Enable ubi support microblaze: Avoid compile error on systems without cfi flash microblaze: Remove wrong define CONFIG_SYS_FLASH_PROTECTION Conflicts: drivers/spi/Makefile Signed-off-by: Wolfgang Denk <wd@denx.de>
| * fdt: Add board specific dts inclusionStephan Linz2012-07-101-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Some architectures, for example Microblaze, doesn't need a splitted device tree because every Microblaze hw design is different. The individuell Microblaze device tree will be auto generated by FPGA design tools and could be used directly with dtc. The auto generated dts for Microblaze can not processed by CPP. Unfortunately that is the default procedure in U-Boot to merge a splitted device tree (substitution of ARCH_CPU_DTS). Microblaze will never use the ARCH_CPU_DTS substitution and we introduce the new board specific substitution variable BOARD_DTS that points into vendor/board/dts subdir with the file name of CONFIG_DEFAULT_DEVICE_TREE. The common dts file in vendor/dts subdir (defined by CONFIG_DEFAULT_DEVICE_TREE) contain a single include line that can processed by CPP: /include/ BOARD_DTS Signed-off-by: Stephan Linz <linz@li-pro.net> Tested-by: Michal Simek <monstr@monstr.eu> Acked-by: Simon Glass <sjg@chromium.org>
* | fdt: send all dtc output to stderrStephen Warren2012-07-091-1/+1
|/ | | | | | | | | | | | | | | | | | | | | | Commit 896bbb5 "fdt: avoid bad MAKEALL status" added logic to capture the result code from dtc by echoing $? to stdout and capturing it using $(). However, dtc emits some diagnostics to stderr and some to stdout. The diagnostics send to stdout ended up getting captured via $() rather than being echo'd to the user. This caused those diagnostics to be passed to the exit command, which would then fail with the following cryptic error message: /bin/sh: line 1: exit: too many arguments Solve this by redirecting all dtc output to stderr so that $() does not capture it. This allows the user to see the actual error message from dtc. Cc: Wolfgang Denk <wd@denx.de> Cc: Simon Glass <sjg@chromium.org> Cc: albert.u.boot@aribaud.net Cc: Tom Warren <twarren@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com> Acked-by: Simon Glass <sjg@chromium.org>
* fdt: avoid bad MAKEALL statusWolfgang Denk2012-04-211-3/+7
| | | | | | | | | | | | | | | | Current versions of dtc always print a message like DTC: dts->dtb on file "dt.dtb.tmp" which cannot even be suppressed with "-qqq". To avoid incorrect MAKEALL status, we manually filter out this message. This is a bit complicated, as we have to make sure to set a correct return code. Also, get rid of the temp file: dtc accepts "-" for stdin. Signed-off-by: Wolfgang Denk <wd@denx.de> Cc: Simon Glass <sjg@chromium.org> Acked-by: Simon Glass <sjg@chromium.org>
* fdt: fix out of tree builds with DT supportWolfgang Denk2012-04-211-1/+1
| | | | | | | | | Fix: FATAL ERROR: Couldn't open "../arch/arm/dts/tegra20.dtsi": No such file or directory Signed-off-by: Wolfgang Denk <wd@denx.de> Cc: Simon Glass <sjg@chromium.org> Acked-by: Simon Glass <sjg@chromium.org>
* fdt: Add support for embedded device tree (CONFIG_OF_EMBED)Simon Glass2011-10-261-0/+103
This new option allows U-Boot to embed a binary device tree into its image to allow run-time control of peripherals. This device tree is for U-Boot's own use and is not necessarily the same one as is passed to the kernel. The device tree compiler output should be placed in the $(obj) rooted tree. Since $(OBJCOPY) insists on adding the path to the generated symbol names, to ensure consistency it should be invoked from the directory where the .dtb file is located and given the input file name without the path. This commit contains my entry for the ugliest Makefile / shell interaction competition. Signed-off-by: Simon Glass <sjg@chromium.org>
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