Re: [PATCH v4 3/3] pinctrl: Add Xilinx ZynqMP pinctrl driver support

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Wed, Mar 24, 2021 at 10:02:53AM +0100, Michal Simek wrote:
> 
> 
> On 3/24/21 9:49 AM, Greg Kroah-Hartman wrote:
> > On Wed, Mar 24, 2021 at 09:29:12AM +0100, Michal Simek wrote:
> >> On 3/23/21 2:42 PM, Greg Kroah-Hartman wrote:
> >>> On Wed, Mar 17, 2021 at 01:55:16PM +0530, Sai Krishna Potthuri wrote:
> >>>> Adding pinctrl driver for Xilinx ZynqMP platform.
> >>>> This driver queries pin information from firmware and registers
> >>>> pin control accordingly.
> >>>>
> >>>> Signed-off-by: Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@xilinx.com>
> >>>> ---
> >>>>  drivers/pinctrl/Kconfig          |   13 +
> >>>>  drivers/pinctrl/Makefile         |    1 +
> >>>>  drivers/pinctrl/pinctrl-zynqmp.c | 1030 ++++++++++++++++++++++++++++++
> >>>>  3 files changed, 1044 insertions(+)
> >>>>  create mode 100644 drivers/pinctrl/pinctrl-zynqmp.c
> >>>>
> >>>> diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
> >>>> index 815095326e2d..25d3c7208975 100644
> >>>> --- a/drivers/pinctrl/Kconfig
> >>>> +++ b/drivers/pinctrl/Kconfig
> >>>> @@ -341,6 +341,19 @@ config PINCTRL_ZYNQ
> >>>>  	help
> >>>>  	  This selects the pinctrl driver for Xilinx Zynq.
> >>>>  
> >>>> +config PINCTRL_ZYNQMP
> >>>> +	bool "Pinctrl driver for Xilinx ZynqMP"
> >>>
> >>> Please make this work as a module.
> >>
> >> The most of pinctrl drivers are builtin modules now which is not excuse
> >> it is just fact.
> >> $ git grep module_pla drivers/pinctrl/ | wc -l
> >> 40
> >> $ git grep  builtin_pla drivers/pinctrl/ | wc -l
> >> 64
> > 
> > For new ones, we can do better, don't make us have to go back and fix
> > this up later.
> 
> As I said not a big deal. If this is the way to go then I these rules
> should be followed which is not what it is happening based on 3 latest
> pinctrl drivers below.

I do not disagree, but I point out issues when I see them, you got
unlucky :)