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2015-10-05w1: masters: omap_hdq: add support for 1-wire modeVignesh R1-1/+6
This patches makes following changes to omap_hdq driver - Enable 1-wire mode. - Implement w1_triplet callback to facilitate search rom procedure and auto detection of 1-wire slaves. - Proper enabling and disabling of interrupt. - Cleanups (formatting and return value checks). HDQ mode remains unchanged. Signed-off-by: Vignesh R <vigneshr@ti.com> Cc: Rob Herring <robh+dt@kernel.org> Cc: Pawel Moll <pawel.moll@arm.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Ian Campbell <ijc+devicetree@hellion.org.uk> Cc: Kumar Gala <galak@codeaurora.org> Acked-by: Evgeniy Polyakov <zbr@ioremap.net> Cc: Jonathan Corbet <corbet@lwn.net> CC: Tony Lindgren <tony@atomide.com> Cc: Vignesh R <vigneshr@ti.com> Cc: NeilBrown <neilb@suse.de> Cc: Fabian Frederick <fabf@skynet.be> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-11-10w1: omap-hdq: support device probing with device-treeNeilBrown1-0/+17
This driver has no 'compatible' string and so is not found when using device-tree. Add one with value to match hdqw1w: 1w@480b2000 { device in omap3.dtsi. Signed-off-by: NeilBrown <neilb@suse.de> Acked-by: Evgeniy Polyakov <zbr@ioremap.net> Signed-off-by: Tony Lindgren <tony@atomide.com>