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[0/3] Input/omap1: fix touchscreen functionality on Nokia 770

Message ID 20250102181953.1020878-1-aaro.koskinen@iki.fi
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Series Input/omap1: fix touchscreen functionality on Nokia 770 | expand

Message

Aaro Koskinen Jan. 2, 2025, 6:19 p.m. UTC 
Hi all,

This series restores the ads7846 touchscreen functionality on Nokia 770
(and maybe on some other older boards using half-duplex SPI). While the
performance might not be optimal, it's again possible to control the device
using the screen, for testing/development purposes at least.

A.

Aaro Koskinen (3):
  fbdev: omap: use threaded IRQ for LCD DMA
  Input: ads7846 - fix up the pendown GPIO setup on Nokia 770
  Input: ads7846 - restore half-duplex support

 arch/arm/mach-omap1/board-nokia770.c |   2 +-
 drivers/input/touchscreen/ads7846.c  | 171 ++++++++++++++++++++++++++-
 drivers/video/fbdev/omap/lcd_dma.c   |   4 +-
 3 files changed, 171 insertions(+), 6 deletions(-)