Messages in this thread | | | From | Rob Herring <> | Date | Sat, 30 Apr 2016 15:38:35 -0500 | Subject | Re: [PATCH] scripts/dtc: dt_to_config - report kernel config options for a devicetree |
| |
On Fri, Apr 29, 2016 at 1:39 AM, Gaurav Minocha <gaurav.minocha.os@gmail.com> wrote: > On Thu, Apr 28, 2016 at 3:32 PM, Rob Herring <robh+dt@kernel.org> wrote: >> On Thu, Apr 28, 2016 at 4:46 PM, Frank Rowand <frowand.list@gmail.com> wrote: >>> From: Frank Rowand <frank.rowand@am.sony.com> >>> >>> Determining which kernel config options need to be enabled for a >>> given devicetree can be a painful process. Create a new tool to >>> find the drivers that may match a devicetree node compatible, >>> find the kernel config options that enable the driver, and >>> optionally report whether the kernel config option is enabled. >> >> I would find this more useful to output a config fragment with all the >> options enabled. The hard part there is enabling the options a given >> option is dependent on which I don't think kbuild takes care of. > > Do you mean to generate something like .config? If yes, then IMO it would > not be a correct configuration file.
No, only a config fragment which is just some subset of config options. Then you could have a generic defconfig plus the fragment for a platform to get a working setup.
Rob
| |