From mboxrd@z Thu Jan 1 00:00:00 1970 From: khilman@kernel.org (Kevin Hilman) Date: Tue, 26 May 2015 16:12:06 -0700 Subject: [PATCH 1/5] soc: mediatek: Add infracfg misc driver support In-Reply-To: <1431372206-1237-2-git-send-email-s.hauer@pengutronix.de> (Sascha Hauer's message of "Mon, 11 May 2015 21:23:22 +0200") References: <1431372206-1237-1-git-send-email-s.hauer@pengutronix.de> <1431372206-1237-2-git-send-email-s.hauer@pengutronix.de> Message-ID: <7hfv6jorw9.fsf@deeprootsystems.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Sascha Hauer writes: > This adds support for some miscellaneous bits of the infracfg controller. > The mtk_infracfg_set/clear_bus_protection functions are necessary for > the scpsys power domain driver to handle the bus protection bits which > are contained in the infacfg register space. > > Signed-off-by: Sascha Hauer IMO, this feature still needs more documentation. From an earlier exchange with James Liao, he was able to get some more details from the HW designer[1] which I think belong in comments somewhere in this driver. Kevin [1] http://lists.infradead.org/pipermail/linux-mediatek/2015-March/000142.html