linux-kernel - Re: [PATCH v3 0/8] pinctrl: Add T-Head TH1520 SoC pin controllers

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Message-ID: <Zv2SUVv2PUYqwOzh@x1>
Date: Wed, 2 Oct 2024 11:34:57 -0700
From: Drew Fustini <dfustini@...storrent.com>
To: Linus Walleij <linus.walleij@...aro.org>
Cc: Drew Fustini <drew@...7.com>, Guo Ren <guoren@...nel.org>,
	Fu Wei <wefu@...hat.com>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Emil Renner Berthing <emil.renner.berthing@...onical.com>,
	Thomas Bonnefille <thomas.bonnefille@...tlin.com>,
	linux-riscv@...ts.infradead.org, linux-gpio@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 0/8] pinctrl: Add T-Head TH1520 SoC pin controllers

On Tue, Oct 01, 2024 at 02:13:20PM +0200, Linus Walleij wrote:
> On Mon, Sep 30, 2024 at 9:51 PM Drew Fustini <dfustini@...storrent.com> wrote:
> 
> > This adds a pin control driver created by Emil for the T-Head TH1520
> > RISC-V SoC used on the Lichee Pi 4A and BeagleV Ahead boards and updates
> > the device trees to make use of it.
> 
> Thanks Drew, v3 looks good. I've merged it to an immutable branch:
> https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git/log/?h=ib-thead-th1520
> 
> Then I merged that into my "devel" branch for v6.13.

Thanks for taking this. Will that also end up in linux-next eventually?

I'm working on a TH1520 Ethernet driver which depends on the pinctrl
driver. Andrew Lunn replied to me that all the dependencies need to be
in linux-next [1].

> You can merge the DTS/DTSI files through the SoC tree, FWIW:
> Acked-by: Linus Walleij <linus.walleij@...aro.org>

Thanks, I'll take the dts through my thead tree [2].

> I think I'll make a stab at using guarded mutexes etc and see what
> you think about it!

Do you mean using scoped_guard() for thp->mutex in
th1520_pinctrl_dt_node_to_map()?

thanks,
drew

[1] https://lore.kernel.org/linux-riscv/99af411c-ff40-4396-a6e2-5aac179ba1be@lunn.ch/T/#t
[2] https://github.com/pdp7/linux/tree/thead-dt-for-next