* 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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
