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drm: tiny: Add support for Mayqueen Pixpaper e-ink panel

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Introduce a DRM driver for the Mayqueen Pixpaper e-ink display panel,
which is controlled via SPI. The driver supports a 122x250 resolution
display with XRGB8888 format.

Also, add a MAINTAINERS entry for the Pixpaper driver.

Signed-off-by: LiangCheng Wang <zaq14760@gmail.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://lore.kernel.org/r/20250902-drm-v5-3-d77c678c4ae3@gmail.com
This commit is contained in:
LiangCheng Wang 2025-09-02 14:53:20 +08:00 committed by Thomas Zimmermann
parent d309c5fdf4
commit c9e70639f5
4 changed files with 1188 additions and 0 deletions
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7
MAINTAINERS
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@ -7877,6 +7877,13 @@ T: git https://gitlab.freedesktop.org/drm/misc/kernel.git
F: Documentation/devicetree/bindings/display/repaper.txt
F: drivers/gpu/drm/tiny/repaper.c
DRM DRIVER FOR PIXPAPER E-INK PANEL
M: LiangCheng Wang <zaq14760@gmail.com>
L: dri-devel@lists.freedesktop.org
S: Maintained
F: Documentation/devicetree/bindings/display/mayqueen,pixpaper.yaml
F: drivers/gpu/drm/tiny/pixpaper.c
DRM DRIVER FOR QEMU'S CIRRUS DEVICE
M: Dave Airlie <airlied@redhat.com>
M: Gerd Hoffmann <kraxel@redhat.com>

15
drivers/gpu/drm/tiny/Kconfig
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@ -82,6 +82,21 @@ config DRM_PANEL_MIPI_DBI
https://github.com/notro/panel-mipi-dbi/wiki.
To compile this driver as a module, choose M here.
config DRM_PIXPAPER
tristate "DRM support for PIXPAPER display panels"
depends on DRM && SPI
select DRM_CLIENT_SELECTION
select DRM_GEM_DMA_HELPER
select DRM_KMS_HELPER
help
DRM driver for the Mayqueen Pixpaper e-ink display panel.
This driver supports small e-paper displays connected over SPI,
with a resolution of 122x250 and XRGB8888 framebuffer format.
It is intended for low-power embedded applications.
If M is selected, the module will be built as pixpaper.ko.
config TINYDRM_HX8357D
tristate "DRM support for HX8357D display panels"
depends on DRM && SPI

1
drivers/gpu/drm/tiny/Makefile
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@ -6,6 +6,7 @@ obj-$(CONFIG_DRM_BOCHS) += bochs.o
obj-$(CONFIG_DRM_CIRRUS_QEMU) += cirrus-qemu.o
obj-$(CONFIG_DRM_GM12U320) += gm12u320.o
obj-$(CONFIG_DRM_PANEL_MIPI_DBI) += panel-mipi-dbi.o
obj-$(CONFIG_DRM_PIXPAPER) += pixpaper.o
obj-$(CONFIG_TINYDRM_HX8357D) += hx8357d.o
obj-$(CONFIG_TINYDRM_ILI9163) += ili9163.o
obj-$(CONFIG_TINYDRM_ILI9225) += ili9225.o

1165
drivers/gpu/drm/tiny/pixpaper.c Normal file
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