This series supports common bridge support for Samsung MIPI DSIM which is used in Exynos and i.MX8MM SoC's. The final bridge supports both the Exynos and i.MX8M Mini/Nano/Plus. Patch 0001 - 0004: adding devm_drm_of_dsi_get_bridge Patch 0005 - 0006: optional PHY, PMS_P offset Patch 0007 : introduce hw_type Patch 0008 : fixing host init Patch 0009 : atomic_check Patch 0010 : input_bus_flags Patch 0011 : atomic_get_input_bus_fmts Patch 0012 - 0013: component vs bridge Patch 0014 : DSIM bridge Patch 0015 - 0016: i.MX8M Mini/Nano Patch 0017 - 0018: i.MX8M Plus Changes for v12: - collect RB from Marek V - add te_irq_handler hook - fix comments from Marek V - update atomic_get_input_bus_fmts logic Changes for v11: - collect RB from Frieder Schrempf - collect ACK from Rob - collect ACK from Robert - fix BIT macro replacements - fix checkpatch --strict warnings - fix unneeded commit text - drop extra lines Changes for v10: - rebase on drm-misc-next - add drm_of_dsi_find_panel_or_bridge - add devm_drm_of_dsi_get_bridge - fix host initialization (Thanks to Marek Szyprowski) - rearrange the tiny patches for easy to review - update simple names for enum hw_type - add is_hw_exynos macro - rework on commit messages Changes for v9: - rebase on drm-misc-next - drop drm bridge attach fix for Exynos - added prepare_prev_first flag - added pre_enable_prev_first flag - fix bridge chain order for exynos - added fix for Exynos host init for first DSI transfer - added MEDIA_BUS_FMT_FIXED - return MEDIA_BUS_FMT_RGB888_1X24 output_fmt if supported output_fmt list is unsupported. - added MEDIA_BUS_FMT_YUYV10_1X20 - added MEDIA_BUS_FMT_YUYV12_1X24 Changes for v8: * fixed comment lines * fixed commit messages * fixed video mode bits * collect Marek Ack * fixed video mode bit names * update input formats logic * added imx8mplus support Changes for v7: * fix the drm bridge attach chain for exynos drm dsi driver * fix the hw_type checking logic Changes for v6: * handle previous bridge for exynos dsi while attaching bridge Changes for v5: * bridge changes to support multi-arch * updated and clear commit messages * add hw_type via plat data * removed unneeded quirk * rebased on linux-next Changes for v4: * include Inki Dae in MAINTAINERS * remove dsi_driver probe in exynos_drm_drv to support multi-arch build * update init handling to ensure host init done on first cmd transfer Changes for v3: * fix the mult-arch build * fix dsi host init * updated commit messages Changes for v2: * fix bridge handling * fix dsi host init * correct the commit messages Tested in Engicam i.Core MX8M Mini SoM. Repo: https://github.com/openedev/kernel/tree/imx8mm-dsi-v12 v11: https://lore.kernel.org/all/20230123151212.269082-1-jagan@xxxxxxxxxxxxxxxxxxxx/ Any inputs? Jagan. Jagan Teki (16): drm: of: Lookup if child node has DSI panel or bridge drm: bridge: panel: Add devm_drm_of_dsi_get_bridge helper drm: exynos: dsi: Drop explicit call to bridge detach drm: exynos: dsi: Switch to devm_drm_of_dsi_get_bridge drm: exynos: dsi: Mark PHY as optional drm: exynos: dsi: Add platform PLL_P (PMS_P) offset drm: exynos: dsi: Introduce hw_type platform data drm: exynos: dsi: Add atomic check drm: exynos: dsi: Add input_bus_flags drm: exynos: dsi: Add atomic_get_input_bus_fmts drm: exynos: dsi: Consolidate component and bridge drm: exynos: dsi: Add host helper for te_irq_handler drm: bridge: Generalize Exynos-DSI driver into a Samsung DSIM bridge dt-bindings: display: exynos: dsim: Add NXP i.MX8M Mini/Nano support drm: bridge: samsung-dsim: Add i.MX8M Mini/Nano support dt-bindings: display: exynos: dsim: Add NXP i.MX8M Plus support Marek Szyprowski (1): drm: exynos: dsi: Handle proper host initialization Marek Vasut (1): drm: bridge: samsung-dsim: Add i.MX8M Plus support .../bindings/display/exynos/exynos_dsim.txt | 2 + MAINTAINERS | 9 + drivers/gpu/drm/bridge/Kconfig | 12 + drivers/gpu/drm/bridge/Makefile | 1 + drivers/gpu/drm/bridge/panel.c | 34 + drivers/gpu/drm/bridge/samsung-dsim.c | 1922 +++++++++++++++++ drivers/gpu/drm/drm_of.c | 112 +- drivers/gpu/drm/exynos/Kconfig | 1 + drivers/gpu/drm/exynos/exynos_drm_dsi.c | 1819 +--------------- include/drm/bridge/samsung-dsim.h | 115 + include/drm/drm_bridge.h | 2 + include/drm/drm_of.h | 12 + 12 files changed, 2289 insertions(+), 1752 deletions(-) create mode 100644 drivers/gpu/drm/bridge/samsung-dsim.c create mode 100644 include/drm/bridge/samsung-dsim.h -- 2.25.1
