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Mon, 09 Nov 2026 00:01:06 -0800 (PST) Received: from google.com ([2a00:79e0:2ebe:8:3588:b56:78bf:db5e]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-1b3771fa200sm10659178c88.22.2026.11.09.00.01.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Nov 2026 00:01:06 -0800 (PST) Date: Mon, 9 Nov 2026 00:01:03 -0800 From: Dmitry Torokhov To: Arnd Bergmann Cc: Wolfram Sang , Felipe Balbi , Tony Lindgren , Hyunjung Ko , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/2] Input: lm8323 - remove driver Message-ID: References: <20261109072950.3474308-1-dmitry.torokhov@gmail.com> <20261109072950.3474308-2-dmitry.torokhov@gmail.com> X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Mon, Nov 09, 2026 at 08:53:58AM +0100, Arnd Bergmann wrote: > On Mon, Nov 9, 2026, at 08:29, Dmitry Torokhov wrote: > > The LM8323 keypad driver relies exclusively on legacy platform data, > > has no Device Tree or generic device property support, and has no users > > in mainline (including the Nokia N810 DTS, which never added support > > for it). Its PWM/LED handling and unbind lifetime are broken, and after > > hardware-tested IRQ fixes in 2011 the driver has for over a decade only > > received mechanical API conversions and static-analysis cleanups > > without hardware testing. > > > > An inquiry on the mailing list asking whether anyone still uses or > > wishes to keep the driver received no objections. Remove the driver > > and its platform data header. > > > > Link: https://lore.kernel.org/r/Zr6I9RB5mibU_12N@google.com > > Signed-off-by: Dmitry Torokhov > > Reviewed-by: Arnd Bergmann > > I made an identical patch (for both drivers combined) based on the > same conclusion, but you beat me to posting it. > > I have additional Input driver patches in the same series at > > https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git/log/?h=board-remove-7.4 > > It's a mix of three types of changes: > > - drivers that have been unused for years > - drivers that become unused after I remove the board files > - drivers that support both DT and platform_data, and I remove the latter > > My plan was to post these after my board removal series is merged, > and this got delayed until 7.5 now after some back and forth because > I wanted to make sure they remain in the LTS kernel. > > If you like, I can send more of these earlier. Please send them to me so I can queue them: this way there's less chance someone sends cleanup patches for them. And then they will be gone from 7.5. Thanks. -- Dmitry