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drm: bridge/dw_hdmi: add support for multi-byte register width access
authorAndy Yan <andy.yan@rock-chips.com>
Fri, 5 Dec 2014 06:28:24 +0000 (14:28 +0800)
committerPhilipp Zabel <p.zabel@pengutronix.de>
Wed, 7 Jan 2015 17:31:57 +0000 (18:31 +0100)
commit0cd9d1428322ecf379d7c2e457fbb35105f1e4a2
treee6aee571975d17f16b0bfe9001124a0cbcdd20e1tree | snapshot
parentcd152393967e250927bdc8013b235e66f9df5c68commit | diff
drm: bridge/dw_hdmi: add support for multi-byte register width access

On rockchip rk3288, only word(32-bit) accesses are
permitted for hdmi registers.  Byte width accesses (writeb,
readb) generate an imprecise external abort.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Tested-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
drivers/gpu/drm/bridge/dw_hdmi.c diff | blob | history
Domain: System / Kernel;