Re: [PATCH 13/13] auxdisplay: Add HD44780 Character LCD support
From: Andy Shevchenko
Date: Wed Feb 08 2017 - 09:54:26 EST
On Wed, Feb 8, 2017 at 3:18 PM, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> Hi Andy,
> On Tue, Feb 7, 2017 at 12:23 PM, Andy Shevchenko
> <andy.shevchenko@xxxxxxxxx> wrote:
>> On Mon, Feb 6, 2017 at 4:38 PM, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
>>> The Hitachi HD44780 Character LCD Controller is commonly used on
>>> character LCDs that can display one or more lines of text.
>>> This driver supports character LCDs connected to GPIOs, using either a
>>> 4-bit or 8-bit data bus, and provides access through the charlcd core
>>> and /dev/lcd.
>> Can we not limit this to OF? I can easily imagine use case with
>> x86/ACPI enabled platform.
>> On the first glance of_property-* -> device_property_* is enough.
> And of_gpio_named_count() -> gpiod_count().
Btw, have you any plans to make an order among spreaded LCD drivers in
kernel? Perhaps we may gather them under auxdisplay hood?
With Best Regards,