From: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
Date: Tue, 1 Nov 2011 00:12:24 +0000 (-0700)
Subject: drivers/leds/leds-lp5521.c: check if reset is successful
X-Git-Tag: v3.2-rc1~108^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b3c49c05b737887443c894c66635ae68dcdf0027;p=pandora-kernel.git

drivers/leds/leds-lp5521.c: check if reset is successful

Make sure that the reset is successful by issuing a dummy read to R
channel current register and check its default value.  On some platforms,
without this dummy read, any further access to {R/G/B}_EXEC will not have
any impact.

[akpm@linux-foundation.org: fix up code comment]
Signed-off-by: srinidhi kasagar <srinidhi.kasagar@stericsson.com>
Tested-by: Naga Radhesh <naga.radheshy@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

Reading git-diff-tree failed