linux-kernel - [PATCH v2 0/9] regulator: rpi-panel: Support official Raspberry Pi 7 inches touchscreen

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Date:   Fri, 21 Jan 2022 10:20:47 -0500
From:   Detlev Casanova <detlev.casanova@...labora.com>
To:     linux-kernel@...r.kernel.org
Cc:     Dave Stevenson <dave.stevenson@...pberrypi.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Detlev Casanova <detlev.casanova@...labora.com>
Subject: [PATCH v2 0/9] regulator: rpi-panel: Support official Raspberry Pi 7 inches touchscreen

This patchset provides different fixes to the rpi-panel-attiny-regulator driver.

This is a preparation patchset for supporting the official Raspberry Pi 7
inches touchscreen.

It has been tested with a Raspberry Pi 4 B and the official Raspberry Pi 7
inches touchscreen.

Changes in v2:
 * Add a dependency on OF_GPIO for GPIO controlled resets

Dave Stevenson (9):
  regulator: rpi-panel: Register with a unique backlight name
  regulator: rpi-panel: Handle I2C errors/timing to the Atmel
  regulator: rpi-panel: Serialise operations.
  regulator: rpi-panel: Ensure the backlight is off during probe.
  regulator: rpi-panel: Convert to drive lines directly
  regulator: rpi-panel: Add GPIO control for panel and touch resets
  regulator: rpi-panel: Remove get_brightness hook
  regulator/rpi-panel-attiny: Don't read the LCD power status
  regulator/rpi-panel-attiny: Use two transactions for I2C read

 drivers/regulator/Kconfig                     |   1 +
 .../regulator/rpi-panel-attiny-regulator.c    | 285 +++++++++++++++---
 2 files changed, 237 insertions(+), 49 deletions(-)

-- 
2.34.1