Add support for DisplayPort driver on SnapDragon 845
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Cover letter [DPU PATCH 0/3] Add support for DisplayPort driver on SnapDragon 845
These patches add support for Display-Port driver on SnapDragon 845 hardware. It adds DP driver and DP PLL driver files along with the needed device-tree bindings.
The block diagram of DP driver is shown below:
+-------------+
|DRM FRAMEWORK|
+------+------+
|
+----v----+
| DP DRM |
+----+----+
|
+----v----+
+------------+| DP +----------++------+
+ +---+| DISPLAY |+---+ | |
| + +-+-----+-+ | | |
| | | | | | |
| | | | | | |
| | | | | | |
v v v v v v v
+------+ +------+ +---+ +----+ +----+ +---+ +-----+
| DP | | DP | |DP | | DP | | DP | |DP | | DP |
|PARSER| |EXTCON| |AUX| |LINK| |CTRL| |PHY| |POWER|
+--+---+ +---+--+ +---+ +----+ +--+-+ +-+-+ +-----+
| | | |
+--v---+ +---v-----+ +v-----v+
|DEVICE| |EXTCON | | DP |
| TREE | |INTERFACE| |CATALOG|
+------+ +---------+ +---+---+
|
+---v----+
|CTRL/PHY|
| HW |
+--------+These patches have dependency on clock driver changes mentioned below:
https://patchwork.kernel.org/patch/10632753/
https://patchwork.kernel.org/patch/10632757/
Chandan Uddaraju (3):
dt-bindings: msm/dp: add bindings of DP/DP-PLL driver for Snapdragon
845
drm/msm/dp: add displayPort driver support
drm/msm/dp: add support for DP PLL driver
.../devicetree/bindings/display/msm/dp.txt | 249 ++++ .../devicetree/bindings/display/msm/dpu.txt | 16 +- drivers/gpu/drm/msm/Kconfig | 25 + drivers/gpu/drm/msm/Makefile | 21 +- drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.c | 206 +++ drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h | 44 + drivers/gpu/drm/msm/dp/dp_aux.c | 570 +++++++ drivers/gpu/drm/msm/dp/dp_aux.h | 44 + drivers/gpu/drm/msm/dp/dp_catalog.c | 1188 +++++++++++++++ drivers/gpu/drm/msm/dp/dp_catalog.h | 144 ++ drivers/gpu/drm/msm/dp/dp_ctrl.c | 1476 +++++++++++++++++++ drivers/gpu/drm/msm/dp/dp_ctrl.h | 50 + drivers/gpu/drm/msm/dp/dp_debug.c | 507 +++++++ drivers/gpu/drm/msm/dp/dp_debug.h | 81 + drivers/gpu/drm/msm/dp/dp_display.c | 1027 +++++++++++++ drivers/gpu/drm/msm/dp/dp_display.h | 58 + drivers/gpu/drm/msm/dp/dp_drm.c | 542 +++++++ drivers/gpu/drm/msm/dp/dp_drm.h | 52 + drivers/gpu/drm/msm/dp/dp_extcon.c | 400 +++++ drivers/gpu/drm/msm/dp/dp_extcon.h | 111 ++ drivers/gpu/drm/msm/dp/dp_link.c | 1549 ++++++++++++++++++++ drivers/gpu/drm/msm/dp/dp_link.h | 184 +++ drivers/gpu/drm/msm/dp/dp_panel.c | 624 ++++++++ drivers/gpu/drm/msm/dp/dp_panel.h | 121 ++ drivers/gpu/drm/msm/dp/dp_parser.c | 679 +++++++++ drivers/gpu/drm/msm/dp/dp_parser.h | 208 +++ drivers/gpu/drm/msm/dp/dp_power.c | 652 ++++++++ drivers/gpu/drm/msm/dp/dp_power.h | 59 + drivers/gpu/drm/msm/dp/dp_reg.h | 357 +++++ drivers/gpu/drm/msm/dp/pll/dp_pll.c | 153 ++ drivers/gpu/drm/msm/dp/pll/dp_pll.h | 64 + drivers/gpu/drm/msm/dp/pll/dp_pll_10nm.c | 401 +++++ drivers/gpu/drm/msm/dp/pll/dp_pll_10nm.h | 94 ++ drivers/gpu/drm/msm/dp/pll/dp_pll_10nm_util.c | 531 +++++++ drivers/gpu/drm/msm/msm_drv.c | 2 + drivers/gpu/drm/msm/msm_drv.h | 22 + include/drm/drm_dp_helper.h | 19 + 37 files changed, 12525 insertions(+), 5 deletions(-) create mode 100644 Documentation/devicetree/bindings/display/msm/dp.txt create mode 100644 drivers/gpu/drm/msm/dp/dp_aux.c create mode 100644 drivers/gpu/drm/msm/dp/dp_aux.h create mode 100644 drivers/gpu/drm/msm/dp/dp_catalog.c create mode 100644 drivers/gpu/drm/msm/dp/dp_catalog.h create mode 100644 drivers/gpu/drm/msm/dp/dp_ctrl.c create mode 100644 drivers/gpu/drm/msm/dp/dp_ctrl.h create mode 100644 drivers/gpu/drm/msm/dp/dp_debug.c create mode 100644 drivers/gpu/drm/msm/dp/dp_debug.h create mode 100644 drivers/gpu/drm/msm/dp/dp_display.c create mode 100644 drivers/gpu/drm/msm/dp/dp_display.h create mode 100644 drivers/gpu/drm/msm/dp/dp_drm.c create mode 100644 drivers/gpu/drm/msm/dp/dp_drm.h create mode 100644 drivers/gpu/drm/msm/dp/dp_extcon.c create mode 100644 drivers/gpu/drm/msm/dp/dp_extcon.h create mode 100644 drivers/gpu/drm/msm/dp/dp_link.c create mode 100644 drivers/gpu/drm/msm/dp/dp_link.h create mode 100644 drivers/gpu/drm/msm/dp/dp_panel.c create mode 100644 drivers/gpu/drm/msm/dp/dp_panel.h create mode 100644 drivers/gpu/drm/msm/dp/dp_parser.c create mode 100644 drivers/gpu/drm/msm/dp/dp_parser.h create mode 100644 drivers/gpu/drm/msm/dp/dp_power.c create mode 100644 drivers/gpu/drm/msm/dp/dp_power.h create mode 100644 drivers/gpu/drm/msm/dp/dp_reg.h create mode 100644 drivers/gpu/drm/msm/dp/pll/dp_pll.c create mode 100644 drivers/gpu/drm/msm/dp/pll/dp_pll.h create mode 100644 drivers/gpu/drm/msm/dp/pll/dp_pll_10nm.c create mode 100644 drivers/gpu/drm/msm/dp/pll/dp_pll_10nm.h create mode 100644 drivers/gpu/drm/msm/dp/pll/dp_pll_10nm_util.c
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