Re: [PATCH v2 1/1] ARM: DTS: dra72-evm: remove cpsw gpio hogging and add mode-gpios

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* Mugunthan V N <mugunthanvnm@xxxxxx> [150921 07:58]:
> With the current implementation of GPIO hogging and with
> gpio-pcf857x is built as module, ethernet doesn't work on boot
> and doesn't throw any error/warning to user. Ethernet becomes
> operational when inserting gpio-pcf857x module, even this time
> there is no error/warning logs to user that ethernet is
> operational.
> 
> When using with NFS rootfs and gpio-pcf857x as module, board
> doesn't boot as it doesn't get any ip address and doesn't throw
> any error/warning. To over come this, now cpsw driver tries to
> get mode-gpios. When gpio-pcf857x is built as module it will
> throw error, so that user can decide either to built in
> gpio-pcf857x to continue with nfs boot or choose alternate rootfs
> filesystem like sd/ramdisk.
> 
> When using mmc/ramdisk as root fs, cpsw will probe defer and
> re-probes again when gpio-pcf857x module is inserted and ethernet
> becomes operational.

Applying into omap-for-v4.4/dt thanks.

Tony
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