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a=openpgp-sha256; l=12340; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=MNtQocnhPbn21d01nTwkNNinrQdzLkyr8DRma9TIYVw=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBmC0hxpRxbtYshJNrsXySDiZuVd/ph6njfNGCw8 UwfIDVBJuKJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCZgtIcQAKCRCLPIo+Aiko 1RUqCACOH3WnFeD5VAvBwRUPH8zFdYMJMfHVIdncB+aoeA3We0Xr4uzyWrGO5WlU+pHiFRiL/Yy nM47AFrfLzljAjlowxd3NaAZdB3NPRznfSP0zUTxkWN/DN43T6KbdBnJjoRgmpiHjgIEXWqR7pe u8R4iA45lOBIUm4IRNsV/t5T5vMhN8JKItNZ02Z3ofnJZMer9fObN9kaLa71aRViy9apI8GEbEU dQzCgRPHhcgxJS+6+H0o49iqee4Xn7rWoCWADCsDFX56PjZDwxGKpVONBpe1D5YK/AM7blAlgIm /w1RvK4RyZBLVcDehP6H/dKAa4HzjAqNHipE6J/iGIFkINED X-Developer-Key: i=dmitry.baryshkov@linaro.org; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A From: Sumit Semwal LG SW43408 is 1080x2160, 4-lane MIPI-DSI panel, used in some Pixel3 phones. Signed-off-by: Sumit Semwal [vinod: Add DSC support] Signed-off-by: Vinod Koul [caleb: cleanup and support turning off the panel] Signed-off-by: Caleb Connolly [DB: partially rewrote the driver and fixed DSC programming] Signed-off-by: Dmitry Baryshkov --- MAINTAINERS | 8 + drivers/gpu/drm/panel/Kconfig | 11 ++ drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-lg-sw43408.c | 326 +++++++++++++++++++++++++++++++ 4 files changed, 346 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index d36c19c1bf81..4cc43c16e07e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -6789,6 +6789,14 @@ S: Maintained F: Documentation/devicetree/bindings/display/panel/jadard,jd9365da-h3.yaml F: drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c +DRM DRIVER FOR LG SW43408 PANELS +M: Sumit Semwal +M: Caleb Connolly +S: Maintained +T: git git://anongit.freedesktop.org/drm/drm-misc +F: Documentation/devicetree/bindings/display/panel/lg,sw43408.yaml +F: drivers/gpu/drm/panel/panel-lg-sw43408.c + DRM DRIVER FOR LOGICVC DISPLAY CONTROLLER M: Paul Kocialkowski S: Supported diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 6dc451f58a3e..a55e9437c8cf 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -335,6 +335,17 @@ config DRM_PANEL_LG_LG4573 Say Y here if you want to enable support for LG4573 RGB panel. To compile this driver as a module, choose M here. +config DRM_PANEL_LG_SW43408 + tristate "LG SW43408 panel" + depends on OF + depends on DRM_MIPI_DSI + depends on BACKLIGHT_CLASS_DEVICE + help + Say Y here if you want to enable support for LG sw43408 panel. + The panel has a 1080x2160 resolution and uses + 24 bit RGB per pixel. It provides a MIPI DSI interface to + the host and has a built-in LED backlight. + config DRM_PANEL_MAGNACHIP_D53E6EA8966 tristate "Magnachip D53E6EA8966 DSI panel" depends on OF && SPI diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index 24a02655d726..0b40b010e8e7 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -34,6 +34,7 @@ obj-$(CONFIG_DRM_PANEL_LEADTEK_LTK050H3146W) += panel-leadtek-ltk050h3146w.o obj-$(CONFIG_DRM_PANEL_LEADTEK_LTK500HD1829) += panel-leadtek-ltk500hd1829.o obj-$(CONFIG_DRM_PANEL_LG_LB035Q02) += panel-lg-lb035q02.o obj-$(CONFIG_DRM_PANEL_LG_LG4573) += panel-lg-lg4573.o +obj-$(CONFIG_DRM_PANEL_LG_SW43408) += panel-lg-sw43408.o obj-$(CONFIG_DRM_PANEL_MAGNACHIP_D53E6EA8966) += panel-magnachip-d53e6ea8966.o obj-$(CONFIG_DRM_PANEL_NEC_NL8048HL11) += panel-nec-nl8048hl11.o obj-$(CONFIG_DRM_PANEL_NEWVISION_NV3051D) += panel-newvision-nv3051d.o diff --git a/drivers/gpu/drm/panel/panel-lg-sw43408.c b/drivers/gpu/drm/panel/panel-lg-sw43408.c new file mode 100644 index 000000000000..c7611bfa796b --- /dev/null +++ b/drivers/gpu/drm/panel/panel-lg-sw43408.c @@ -0,0 +1,326 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2019-2024 Linaro Ltd + * Author: Sumit Semwal + * Dmitry Baryshkov + */ + +#include +#include +#include +#include +#include +#include + +#include