On Wed, Sep 23, 2009 at 02:10:13, Sergei Shtylyov wrote: > Hello. > > Nori, Sekhar wrote: > > >>> is enabled by proper programming of the IO Expander (TCA6416) ports. Also > >>> for > >>> RMII PHY to work, the MDIO clock of MII PHY has to be disabled since both > >>> the > >>> PHYs have the same address. This is done via the GPIO2[6] pin. This patch > >>> adds > >>> support for RMII PHY. > >>> > >>> This patch also adds a menuconfig option to select UI card and peripherals > >>> present on it. Currently, the only sub-option in this menu is RMII. > >>> This menuconfig option is similar to the one present for UI card on > >>> DA830/OMAP-L137 EVM. > >>> > >>> Signed-off-by: Chaithrika U S <chaithr...@ti.com> > >>> > >> [...] > >> > >>> diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig > >>> index 7b6dddf..4ee61cc 100644 > >>> --- a/arch/arm/mach-davinci/Kconfig > >>> +++ b/arch/arm/mach-davinci/Kconfig > >>> @@ -129,6 +129,32 @@ config MACH_DAVINCI_DA850_EVM > >>> help > >>> Say Y here to select the TI DA850/OMAP-L138 Evaluation Module. > >>> > >>> +config DA850_UI > >>> + bool "DA850/OMAP-L138 UI (User Interface) board support" > >>> + depends on MACH_DAVINCI_DA850_EVM > >>> + help > >>> + Say Y here if you have the DA850/OMAP-L138 UI > >>> + (User Interface) board installed and you want to > >>> + enable the peripherals located on User Interface > >>> + board. > >>> + > >>> +choice > >>> + prompt "Select DA850/OMAP-L138 UI board peripheral" > >>> + depends on DA850_UI > >>> > >> Are the devices on the UI board really mutually exclusive? > >> > > > > What is the purpose of the UI board configuration? Is it just to > > provide one place where all UI board peripherals can be disabled? > > > > In case of DA830 EVM, it's a place where the UI board support can be > disabled -- you can't do that with the 'choice' statement which would > alwys select at least one item. But it's not only that. The board has > the GPIO expander which we need not support (and setup) if the board is > absent. It was not clear to me where the TCA6414 GPIO expander is > situated on DA850 EVM -- on the board itself or on the UI daughter board... >
TCA6416 is present on the UI card for DA850/OMAP-L138 EVM. Regards, Chaithrika _______________________________________________ Davinci-linux-open-source mailing list Davinci-linux-open-source@linux.davincidsp.com http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source