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From: Andrea della Porta <andrea.porta@suse.com>
To: Stefan Wahren <wahrenst@gmx.net>
Cc: Andrea della Porta <andrea.porta@suse.com>,
	linus.walleij@linaro.org, robh@kernel.org, krzk+dt@kernel.org,
	conor+dt@kernel.org, florian.fainelli@broadcom.com,
	linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	iivanov@suse.de, svarbanov@suse.de, mbrugger@suse.com,
	Jonathan Bell <jonathan@raspberrypi.com>,
	Phil Elwell <phil@raspberrypi.com>
Subject: Re: [PATCH v3 2/3] pinctrl: bcm: Add STB family pin controller driver
Date: Thu, 21 Aug 2025 17:36:59 +0200	[thread overview]
Message-ID: <aKc9G9owEfYD-_qM@apocalypse> (raw)
In-Reply-To: <6d812c08-341f-4f7f-a9ed-4545217cb8a8@gmx.net>

Hi Stefan,

On 11:18 Tue 19 Aug     , Stefan Wahren wrote:
> Hi Andrea,
> 
> Am 11.08.25 um 16:46 schrieb Andrea della Porta:
> > From: "Ivan T. Ivanov" <iivanov@suse.de>
> > 
> > This driver provide pin muxing and configuration functionality
> > for BCM2712 SoC used by RPi5. According to [1] this chip is an
> > instance of the one used in Broadcom STB  product line.
> i'm not sure about the whole driver naming. The cover letter describe it as
> "pin control driver for BCM2712 SoC", but this patch is described as "STB
> family pin controller driver". So as a reviewer, I'm a little bit confused
> of the domain of this driver. Is it for a single SoC or really for a whole
> family of many SoCs?

It seems that this is indeed a whole family of which BCM2712 is the (first?)
incarnation. I'm not really aware whether there exist other physical
implementations but I'll amend the comment accordingly.
Please also see:
https://lore.kernel.org/lkml/d6ab66cf-09ac-4f53-9102-11f207d16db5@broadcom.com/

Many thanks,
Andrea

> 
> I'm asking because all the other BCM pinctrl drivers are mostly SoC specific
> and not really general for a product line.
> 
> In the former case, I would expect a driver name like pinctrl-bcm2712 to
> make it more clear.
> 
> Best regards

  reply	other threads:[~2025-08-21 15:35 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-11 14:46 [PATCH v3 0/3] Add pin control driver for BCM2712 SoC Andrea della Porta
2025-08-11 14:46 ` [PATCH v3 1/3] dt-bindings: pinctrl: Add support for Broadcom STB pin controller Andrea della Porta
2025-08-18 17:20   ` Rob Herring
2025-08-27  9:58     ` Andrea della Porta
2025-08-11 14:46 ` [PATCH v3 2/3] pinctrl: bcm: Add STB family pin controller driver Andrea della Porta
2025-08-19  7:40   ` Stanimir Varbanov
2025-08-19  8:14     ` Andrea della Porta
2025-08-19  8:19       ` Stanimir Varbanov
2025-08-19  8:40         ` Andrea della Porta
2025-08-19  9:18   ` Stefan Wahren
2025-08-21 15:36     ` Andrea della Porta [this message]
2025-08-27 16:32       ` Florian Fainelli
2025-08-27 16:31     ` Florian Fainelli
2025-08-19  9:37   ` Linus Walleij
2025-08-21 15:46     ` Andrea della Porta
2025-08-24  9:57   ` Stefan Wahren
2025-08-27 14:00     ` Andrea della Porta
2025-08-11 14:46 ` [PATCH v3 3/3] arm64: defconfig: Enable BCM2712 on-chip " Andrea della Porta
2025-08-19  7:25   ` Stanimir Varbanov
2025-08-21  9:35     ` Andrea della Porta

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