Messages in this thread |  | | Date | Thu, 13 Feb 2014 13:15:13 -0600 | Subject | Re: [PATCH 1/3] driver core & of: Mark of_nodes of added device as populated | From | Rob Herring <> |
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On Tue, Feb 11, 2014 at 10:53 AM, Pawel Moll <pawel.moll@arm.com> wrote: > In "Device Tree powered" systems, platform devices are usually > massively populated with of_platform_populate() call, executed > at some level of initcalls, either by generic architecture > or by platform-specific code. > > There are situations though where certain devices must be > created (and bound with drivers) before all the others. > This presents small challenge in DT-driven systems, as > devices explicitly created in early code would be created > again by of_platform_populate(). > > This patch tries to solve that issue in a generic way, > adding a "populated" flag which is set in the device_node > structure when a device is being created in the core. > Later, of_platform_populate() skips such nodes (and > its children) in a similar way to the non-available ones. > > Signed-off-by: Pawel Moll <pawel.moll@arm.com> > --- > drivers/base/core.c | 4 ++++ > drivers/of/device.c | 16 ++++++++++++++++ > drivers/of/platform.c | 6 ++++-- > include/linux/of.h | 6 ++++++ > include/linux/of_device.h | 11 +++++++++++ > 5 files changed, 41 insertions(+), 2 deletions(-)
Go read Grant's and my comments from your last posting.
Rob
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