CHROMIUM: drm/anx7808: Add hardware probe.
authorJeremy Thorpe <jeremyt@chromium.org>
Thu, 2 May 2013 17:29:11 +0000 (10:29 -0700)
committerChromeBot <chrome-bot@google.com>
Tue, 14 May 2013 21:18:43 +0000 (14:18 -0700)
commit014b3bd6dd20cf60ebffbfef8fc7a91fba1703c7
tree233c988b64c74fcb7ce5c45eb2d991da7a5190e9
parente5db3e4087b0e74884be20c980b35999e67c27e5
CHROMIUM: drm/anx7808: Add hardware probe.

Adds register definitions and functions to read registers.

Adds a hardware probe function that reads configuration registers to determine
whether hardware is present and responds as expected.

BUG=chrome-os-partner:16196
TEST=Run on spring with verbose logging, and observe "ANX7808 found." in logs.

Change-Id: I577bbb022e78f4a1c41be1096e740bd3a4463697
Signed-off-by: Jeremy Thorpe <jeremyt@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/48756
drivers/gpu/drm/bridge/anx7808.c
drivers/gpu/drm/bridge/anx7808regs.h [new file with mode: 0644]