Messages in this thread | | | Date | Tue, 23 Nov 2010 12:58:46 -0500 | Subject | Re: [PATCH v2 2/4] da850-evm: add UI Expander pushbuttons | From | Ben Gardiner <> |
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Hi Kevin,
Thank you for weighing in.
On Tue, Nov 23, 2010 at 10:48 AM, Kevin Hilman <khilman@deeprootsystems.com> wrote: > "Nori, Sekhar" <nsekhar@ti.com> writes: >>> [...] >>> -- which is less than Ideal. How about I replace the current changes >>> to arch/arm/mach-davinci/Kconfig with: >>> >>> config KEYBOARD_GPIO >>> default MACH_DAVINCI_DA850_EVM >>> select INPUT_POLLDEV >>> >>> So 1) gpio-keys functionality is default for the da850evm and 2) >>> whenever gpio-keys is enabled so is INPUT_POLLDEV. >> >> This looks better than what was posted earlier, but I am not >> sure if platforms should influence driver configuration this >> way. > > Agreed. In general, we should not have machine/platform specific > conditionals in generic Kconfigs. Generally, this should be handled in > machine/platform specific Kconfigs.
My understanding is that Sekhar was expressing concern over putting generic config conditionals into machine/platform specific Kconfigs. It sounds like you are OK with generic config conditionals in machine/platform specific Kconfigs ala recent pca953x module build changes [1].
To be clear: I am proposing the following additions to arch/arm/mach-davinci/Kconfig: (slightly different than above).
config KEYBOARD_GPIO default MACH_DAVINCI_DA850_EVM select INPUT_POLLDEV if MACH_DAVINCI_DA850_EVM
I know it is always better to show the code: I will extract these contentious Kconfig changes into their own patch in the series when I post a new version.
Best Regards, Ben Gardiner
[1] http://article.gmane.org/gmane.linux.davinci/20918
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