Stanislav N Mikhailov 013829cf55 Replaced blocking SPI framebuffer transmission with DMA-driven transfer.
Replaced blocking spi_write_blocking() framebuffer transfer with DMA.

- Switched SPI to 8-bit mode
- Configured DMA channel with SPI DREQ
- Moved FIFO signaling to DMA completion IRQ
- Removed blocking framebuffer transmission
- Preserved command/data SPI operations
2026-02-15 18:12:56 +03:00
2025-01-01 15:48:41 +03:00
2024-12-27 14:39:43 +03:00
2025-01-03 11:56:13 +03:00
2025-01-02 00:30:44 +03:00
2025-01-18 15:58:12 +03:00
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