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([2600:1700:e321:62f0:da43:aeff:fecc:bfd5]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-86b2a5c052csm79353b3a.58.2026.09.10.12.31.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 10 Sep 2026 12:31:51 -0700 (PDT) Sender: Guenter Roeck Message-ID: Date: Thu, 10 Sep 2026 12:31:49 -0700 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 08/14] mfd: remove unused aat2870 driver To: Arnd Bergmann , Svyatoslav Ryhel , Arnd Bergmann Cc: Alexandre Belloni , Bartosz Golaszewski , Mark Brown , Conor Dooley , Daniel Thompson , Helge Deller , devicetree@vger.kernel.org, Dmitry Torokhov , dri-devel@lists.freedesktop.org, Jonathan Cameron , Jingoo Han , Krzysztof Kozlowski , Lee Jones , Liam Girdwood , Linus Walleij , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-fbdev@vger.kernel.org, "open list:GPIO SUBSYSTEM" , linux-hwmon@vger.kernel.org, linux-iio@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, linux-media@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org, linux-sound@vger.kernel.org, linux-watchdog@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, llvm@lists.linux.dev, Mauro Carvalho Chehab , mfd@lists.linux.dev, Michael Hennerich , patches@opensource.cirrus.com, Pavel Machek , Rob Herring , Sebastian Reichel , Support Opensource References: <11652e5e-053e-45b0-98a0-0c1cb2aeedc4@app.fastmail.com> <7a92a79e-e22a-4e34-9f11-4086b88f62cc@roeck-us.net> Content-Language: en-US From: Guenter Roeck Autocrypt: addr=linux@roeck-us.net; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 9/10/26 12:15, Arnd Bergmann wrote: > On Thu, Sep 10, 2026, at 20:38, Guenter Roeck wrote: >>> >> ... >>> drivers/hwmon/ds620.c >>> drivers/hwmon/f75375s.c >>> drivers/hwmon/max1111.c >>> drivers/hwmon/max197.c >> >> I missed the rationale for removing those, but then I don't really >> mind either. I guess we'll hear if someone still uses any of those >> drivers/chips. > > None of these have devicetree support, and they are not usable > with any of the remaining board files. > > From what I found: > > - da620 apparently never had any users upstream, though it does > not require platform data and is theoretically usable with > an external dtb > - f75375s was only used on iop32x (long gone) > - max197 was used on x86/elan/ts5500, which is still in the > tree but cannot be enabled anymore because it is a 486 class SoC. > I have sent a separate patch to remove that platform > - max1111 was used on spitz, which is on its way out for 7.4. > As I said, I don't have any issues with removing them. Note though that the ds620 driver (like many other hwmon drivers) does not require devicetree or platform data to work just fine. Thanks, Guenter