Re: [PATCH v2 0/3] powerpc: 512x: Convert ADS7845 touchscreen on PDM360NG to device tree

[Dmitry Torokhov <dmitry.torokhov@gmail.com>]

On Sun, Jul 19, 2026 at 10:37:15PM -0700, Dmitry Torokhov wrote:
> The reason for this series is to remove support for platform data in the
> ads7846 touchscreen driver, as pdm360ng is the last user of legacy
> platform data in the kernel for this driver.
> 
> This series converts the ADS7845 touchscreen on the PDM360NG board to use
> Device Tree bindings instead of legacy platform data callbacks:
> 
> - Move GPIO controller capabilities into mpc5121.dtsi so all MPC5121
>   boards inherit proper controller definitions, and remove redundant
>   local declarations from ac14xx.dts
> 
> - Update pdm360ng.dts to use "ti,ads7845" with pendown-gpio and
>   interrupt-parent referencing gpio_pic
> 
> - Add "ifm,pdm360ng" to mpc512x_generic.c and delete obsolete
>   pdm360ng.c.
> 
> This change has been discussed in '24 but I just got around to
> implementing this:
> 
> https://lore.kernel.org/r/ZoNHLjmSvCN12vU5@google.com/
> 
> Note that this should compile but I have not tried this on real
> hardware.

Michael, Madhavan,

Can this be merged or maybe you want me to make some changes? I'd like
to finish cleaning up ads7846...

Thanks.

-- 
Dmitry