T-Deck Max & Pro support updates (#582)

- Created kernel driver for T-Deck Max & Pro display (needs work, doesn't refresh reliably on T-Deck Pro) - Created T-Deck Pro device implementation (incubating)
2026-07-24 00:17:48 +02:00
parent 429125734a
commit 29e80cfd65
26 changed files with 1204 additions and 978 deletions
@@ -0,0 +1,38 @@
+description: >
+  GoodDisplay GDEQ031T10 (UC8253-family controller) 3.1" 320x240 SPI e-paper panel,
+  as used on the LilyGO T-Deck Pro/Max. Monochrome (1bpp), full-frame refreshes with
+  automatic windowed partial updates and ghost-clearing.
+
+compatible: "gooddisplay,gdeq031t10"
+
+bus: spi
+
+properties:
+  pin-dc:
+    type: phandles
+    required: true
+    description: Data/Command GPIO pin
+  pin-reset:
+    type: phandles
+    required: false
+    default: GPIO_PIN_SPEC_NONE
+    description: Reset GPIO pin
+  pin-busy:
+    type: phandles
+    required: true
+    description: Busy GPIO pin (reads high when the controller is idle/ready)
+  clock-speed-hz:
+    type: int
+    default: 10000000
+    description: SPI clock frequency in Hz
+  refresh-mode:
+    type: int
+    default: GDEQ031T10_REFRESH_FAST
+    description: >
+      Gdeq031t10RefreshMode waveform used for automatic full-screen refreshes
+      (e.g. ghost-clears). Explicit full-refresh requests always use the
+      best-quality full waveform.
+  mirror-180:
+    type: boolean
+    default: false
+    description: Panel is mounted upside down relative to the reference orientation