More DeviceTree fixes for 4.0: - Revert setting stdout-path as preferred console. This caused regressions in PowerMACs and other systems. - Yet another fix for stdout-path option parsing. - Fix error path handling in of_irq_parse_one
More DeviceTree fixes for 4.0: - Revert setting stdout-path as preferred console. This caused regressions in PowerMACs and other systems. - Yet another fix for stdout-path option parsing. - Fix error path handling in of_irq_parse_one