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

lc-wang · lc-wang · commit 7ce72645857c · 2025-07-02T15:59:37.000+08:00
Introduce a DRM driver for the Mayqueen PIxpaper e-ink display panel,
which iscontrolled via SPI. The driver supports a 122x250 resolution
display with XRGB8888 format, using the DRM simple KMS helper framework.

Signed-off-by: LiangCheng Wang &lt;zaq14760@gmail.com&gt;
diff --git a/drivers/gpu/drm/tiny/Kconfig b/drivers/gpu/drm/tiny/Kconfig
@@ -199,3 +199,15 @@ config TINYDRM_SHARP_MEMORY
 	  * 4.40" Sharp Memory LCD (LS044Q7DH01)
 
 	  If M is selected the module will be called sharp_memory.
+
+config DRM_PIXPAPER
+    tristate "DRM support for PIXPAPER display panels"
+    depends on DRM && SPI
+    select DRM_KMS_HELPER
+    select DRM_GEM_CMA_HELPER
+	select DRM_CLIENT_SELECTION
+    help
+      DRM driver for the following PIXPAPER panels
+
+      If M is selected the module will be called pixpaper .
+
diff --git a/drivers/gpu/drm/tiny/Makefile b/drivers/gpu/drm/tiny/Makefile
@@ -14,3 +14,4 @@ obj-$(CONFIG_TINYDRM_ILI9486)		+= ili9486.o
 obj-$(CONFIG_TINYDRM_MI0283QT)		+= mi0283qt.o
 obj-$(CONFIG_TINYDRM_REPAPER)		+= repaper.o
 obj-$(CONFIG_TINYDRM_SHARP_MEMORY)	+= sharp-memory.o
+obj-$(CONFIG_DRM_PIXPAPER)          += pixpaper.o
diff --git a/drivers/gpu/drm/tiny/pixpaper.c b/drivers/gpu/drm/tiny/pixpaper.c
