Hi David,
> On Dec 9, 2016, at 07:57 , David Gibson <david@xxxxxxxxxxxxxxxxxxxxx> wrote:
>
> On Wed, Dec 07, 2016 at 02:48:16PM +0200, Pantelis Antoniou wrote:
>> This patchset adds Dynamic DT support in the DTC compiler
>> as used in a number of boards like the beaglebone/rpi/chip and others.
>>
>> The first patch documents the internals of overlay generation, while
>> the second one adds dynamic object/overlay support proper.
>>
>> The third patch adds a test method that can is used by the subsequent
>> patch which adds a few overlay tests verifying operation.
>>
>> The following 3 patches add support for the syntactic sugar version
>> of &foo { }; in a similar manner.
>>
>> This patchset is against DTC mainline and is also available for a pull
>> request from https://github.com/pantoniou/dtc/tree/overlays
>
> Ok, I've merged patches 1-4 into mainline, along with a bunch of minor
> fixes of my own on top. 5..7 (the start of the new) I want to hold
> off on for now, to thrash out the details of what we want a new
> cleaner format to look like a bit more thoroughly.
>
Thank you.
My git tree contains an updated patchset of the syntactic sugar patches
for reference now.
Regards
— Pantelis
>>
>> Regards
>>
>> -- Pantelis
>>
>> Changes since v12:
>> * Dropped DTBO magic option completely.
>> * Dropped fixup generation option.
>> * Renamed dstversionflags to dstflags
>> * Drop support for the new style /plugin/ tag.
>>
>> Changes since v11:
>> * Syntax and grammatical fixes to the documentation.
>> * Renamed options and internal variables controlling generation of symbols
>> and fixups.
>> * Rename version flags to specify that they refer to DTS version.
>> * Made sure that no symbols/fixup nodes are only generated if they contain
>> entries.
>>
>> Changes since v10:
>> * Split out the syntactic sugar version of &foo { }; into a different
>> patches to make things clearer.
>> * Reworked a bit the arguments passed to fixup node generation method
>> making things simpler and utilize common methodology.
>> * Avoid string parsing the full path using the node walking instead for
>> local fixup generation.
>> * Added an option to suppress generation of fixup nodes on base trees.
>> * Added automatic generation of symbols and fixups when compiling a
>> plugin.
>> * Minor rework according to maintainer requests.
>>
>> Changes since v9:
>> * Reversed -M switch to by default use new DTBO magic value.
>> * Removed global versionflags in the parser by using inherited
>> attributes.
>> * build_node instead of malloc at add_orphan_node().
>> * Do not use escape for path copy
>> * Do not generate /plugin/ when generating a dts file even when
>> the plugin flag is set..
>>
>> Changes since v8:
>> * Removed extra member of boot_info in each node; passing boot_info
>> parameter to the check methods instead.
>> * Reworked yacc syntax that supports both old and new plugin syntax
>> * Added handling for new magic number (enabled by 'M' switch).
>> * Dropped dtbo/asmo formats.
>> * Added overlay testsuite.
>> * Addressed last version maintainer comments.
>>
>> Changes since v7:
>> * Dropped xasprintf & backward compatibility patch
>> * Rebased against dgibson's overlay branch
>> * Minor doc wording fixes.
>>
>> Changes since v6:
>> * Introduced xasprintf
>> * Added append_to_property and used it
>> * Changed some die()'s to assert
>> * Reordered node generation to respect sort
>> * Addressed remaining maintainer changes from v6
>>
>> Changes since v5:
>> * Rebase to latest dtc version.
>> * Addressed all the maintainer requested changes from v5
>> * Added new magic value for dynamic objects and new format
>>
>> Changes since v4:
>> * Rebase to latest dtc version.
>> * Completely redesigned the generation of resolution data.
>> Now instead of being generated as part of blob generation
>> they are created in the live tree.
>> * Consequently the patchset is much smaller.
>> * Added -A auto-label alias generation option.
>> * Addressed maintainer comments.
>> * Added syntactic sugar for overlays in the form of .dtsi
>> * Added /dts-v1/ /plugin/ preferred plugin form and deprecate
>> the previous form (although still works for backward compatibility)
>>
>> Changes since v3:
>> * Rebase to latest dtc version.
>>
>> Changes since v2:
>> * Split single patch to a patchset.
>> * Updated to dtc mainline.
>> * Changed __local_fixups__ format
>> * Clean up for better legibility.
>> Pantelis Antoniou (7):
>> dtc: Document the dynamic plugin internals
>> dtc: Plugin and fixup support
>> tests: Add check_path test
>> tests: Add overlay tests
>> overlay: Documentation for the overlay sugar syntax
>> overlay: Add syntactic sugar version of overlays
>> tests: Add a test for overlays syntactic sugar
>>
>> Documentation/dt-object-internal.txt | 327 +++++++++++++++++++++++++++++++++++
>> Documentation/manual.txt | 21 ++-
>> checks.c | 8 +-
>> dtc-lexer.l | 5 +
>> dtc-parser.y | 48 ++++-
>> dtc.c | 33 +++-
>> dtc.h | 17 +-
>> flattree.c | 2 +-
>> fstree.c | 2 +-
>> livetree.c | 291 ++++++++++++++++++++++++++++++-
>> tests/.gitignore | 1 +
>> tests/Makefile.tests | 3 +-
>> tests/check_path.c | 82 +++++++++
>> tests/overlay_base_fixups.dts | 22 +++
>> tests/overlay_overlay_dtc.dts | 1 +
>> tests/overlay_overlay_simple.dts | 12 ++
>> tests/run_tests.sh | 38 ++++
>> 17 files changed, 898 insertions(+), 15 deletions(-)
>> create mode 100644 Documentation/dt-object-internal.txt
>> create mode 100644 tests/check_path.c
>> create mode 100644 tests/overlay_base_fixups.dts
>> create mode 100644 tests/overlay_overlay_simple.dts
>>
>
> --
> David Gibson | I'll have my music baroque, and my code
> david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
> | _way_ _around_!
> http://www.ozlabs.org/~dgibson
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