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drm/tegra: dsi: Add ganged mode support

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Implement ganged mode support for the Tegra DSI driver. The DSI host
controller to gang up with is specified via a phandle in the device tree
and the resolved DSI host controller used for the programming of the
ganged-mode registers.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding
2014-10-07 16:10:24 +02:00
parent 3f6b406f7d
commit e94236cde4
3 changed files with 193 additions and 27 deletions
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1
drivers/gpu/drm/tegra/dsi.h
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@@ -104,6 +104,7 @@
#define DSI_PAD_CONTROL_3 0x51
#define DSI_PAD_CONTROL_4 0x52
#define DSI_GANGED_MODE_CONTROL 0x53
#define DSI_GANGED_MODE_CONTROL_ENABLE (1 << 0)
#define DSI_GANGED_MODE_START 0x54
#define DSI_GANGED_MODE_SIZE 0x55
#define DSI_RAW_DATA_BYTE_COUNT 0x56