From 45123f7e74e004848da765f3182cd401a38d354d Mon Sep 17 00:00:00 2001
From: Chris Metcalf <cmetcalf@tilera.com>
Date: Thu, 14 Oct 2010 15:16:59 -0400
Subject: [PATCH] arch/tile: various top-level Makefile cleanups

Avoid a compile failure if CONFIG_DEBUG_EXTRA_FLAGS is empty ("");
provide an "install" hook as well as a matching archhelp target;
and some minor whitespace cleanup.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
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