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a=openpgp-sha256; l=12311; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=rBO0yC8UpgMVwvLTQTxZhiafy7u8OGxH1e/YYI9RoRg=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBmEzIPVSR9B6y/jl9SjHHOD6e1y+5UOJtLZGSGE meJBTYYLU6JATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCZhMyDwAKCRCLPIo+Aiko 1crWB/0c/JWNIrhM/3rJ8TpqKfuBOX5Ax4nmpJbllKt4HwF+rqaV88KP7T3TNVJ3m0ldFDwJI+A 1PvXReP1ttFEVQBP+4zvIqyzgP1t6xkQmRjU5BA/CoNkd7bXQa4fZv1ckXuwbarQxT9mh9ATq/H iBbq7AeHdEVOUJ13Mb8wXipLLC3Dw5rXmLF5efIXQW7uxy5aYwyZ1aztb8XUowcLpqGgmeykVQE VCxVTNdzNOAQHRcijy1NMmim3ShqhGleyIh6oSqIOVOSxLJTR6UnC/qW1T6WCT998RnMejCWEpn Vr37VHvuOxak5wyLN17EHFEUtHUAi3Mtd3Lkn05qhyczpjbT X-Developer-Key: i=dmitry.baryshkov@linaro.org; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A From: Sumit Semwal LG SW43408 is 1080x2160@60Hz, 4-lane MIPI-DSI panel, used in some Google Pixel-3 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] Reviewed-by: Marijn Suijten 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 | 323 +++++++++++++++++++++++++++++++ 4 files changed, 343 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..4dc435fd9a44 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@60Hz 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..bd9706ae7615 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-lg-sw43408.c @@ -0,0 +1,323 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2019-2024 Linaro Ltd + * Author: Sumit Semwal + * Dmitry Baryshkov + */ + +#include +#include +#include +#include +#include +#include + +#include