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Thu, 29 Oct 2026 09:53:24 +0530 Date: Wed, 28 Oct 2026 21:23:22 -0700 From: Guenter Roeck To: Dmitry Torokhov Cc: Arnd Bergmann , Russell King , Linus Walleij , Bartosz Golaszewski , soc@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org Subject: Re: [PATCH 1/4] gpio: sa1100: register software node for GPIO controller Message-ID: <2a561a27-a3bf-4cac-a4dc-bfbc5c859f45@roeck-us.net> References: <20260706-sa1100-swnode-v1-0-332759bbd930@gmail.com> <20260706-sa1100-swnode-v1-1-332759bbd930@gmail.com> X-Mailing-List: linux-kernel@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: <20260706-sa1100-swnode-v1-1-332759bbd930@gmail.com> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - bh-25.webhostbox.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - roeck-us.net X-BWhitelist: no X-Source-IP: 108.223.40.66 X-Source-L: No X-Exim-ID: 1xMHff-00000003SdK-3t8p X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 108-223-40-66.lightspeed.sntcca.sbcglobal.net (server.roeck-us.net) [108.223.40.66]:53758 X-Source-Auth: guenter@roeck-us.net X-Email-Count: 2 X-Org: HG=direseller_whb_net_legacy;ORG=directi; X-Source-Cap: cm9lY2s7YWN0aXZzdG07YmgtMjUud2ViaG9zdGJveC5uZXQ= X-Local-Domain: yes X-CMAE-Envelope: MS4xfEwPL3WvaYtRuYQQaLKdcZ/jNSSxFPTdseLCHKMCWlXDfurNX1q80TMCPUJmzHvkmBwCmAn10nTIwun5rDTVqXveYHZBFwpycbHWVBWhk4dvAkXilogE 2msM+bPungGhsBsv3hjcfoEfd4/2jOxboHaq5r4vowX90SECz04PhnZgO+zDWt+Os2ZsSZR1JjTYdAXP4/nsrJ9LyT14z458WCt0RTpbt58BbzErBLOWyvaN Hi, On Mon, Jul 06, 2026 at 08:14:00PM -0700, Dmitry Torokhov wrote: > Define and register a static software node (sa1100_gpiochip_node) for the > SA-1100 GPIO controller during sa1100_init_gpio(). Assign its firmware node > directly to the GPIO chip prior to calling gpiochip_add_data(). > > This allows StrongARM SA-1100 board setup files to reference the SoC GPIO > controller in property entries when converting legacy platform data to > software nodes, resolving pin bindings directly via the attached firmware > node without relying on name matching. > > Assisted-by: Antigravity:gemini-3.5-flash > Signed-off-by: Dmitry Torokhov With this patch in the tree, the qemu "collie" emulation no longer works. There is no console output. Bisect log is attached for reference. I am not suggesting a revert if that is even possible, but maybe it is time to retire collie support if no one else reported this problem. Guenter --- # bad: [c03c1a14507dfaf8b856c2608f9ac216021fc222] Linux 7.3 # good: [8d3ae59288f1e7d58d76558a6ee96d533bc5019f] Linux 7.2 git bisect start 'v7.3' 'v7.2' # bad: [4e69c1856bfd9ffb7e9d335a25842fa211628929] Merge tag 'drm-next-2026-08-20' of https://gitlab.freedesktop.org/drm/kernel git bisect bad 4e69c1856bfd9ffb7e9d335a25842fa211628929 # bad: [5a8cd539ac19f7a68e68e1d25ef9ca2ff55b8500] Merge tag 'bpf-next-7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next git bisect bad 5a8cd539ac19f7a68e68e1d25ef9ca2ff55b8500 # bad: [abea5c349368a683e40fdc2e745099aaaacc89d7] Merge tag 'i2c-7.3-part1' of git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux git bisect bad abea5c349368a683e40fdc2e745099aaaacc89d7 # good: [bbd0571269b5a17bb0685fc30ea0b89b950801f5] Merge tag 'x86_cleanups_for_v7.3_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip git bisect good bbd0571269b5a17bb0685fc30ea0b89b950801f5 # good: [658ed6d54e9775a627662f152c8e21509eea68c7] Merge tag 'dt64-cleanup-7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-dt into soc/dt git bisect good 658ed6d54e9775a627662f152c8e21509eea68c7 # good: [368cf60c36a3a311474de08e52dc6314df3b06ce] Merge tag 'soc-drivers-7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc git bisect good 368cf60c36a3a311474de08e52dc6314df3b06ce # bad: [1be05c6afbb2c4052d0a13fc91ddcd89aaee9614] Merge tag 'input-for-v7.3-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input git bisect bad 1be05c6afbb2c4052d0a13fc91ddcd89aaee9614 # bad: [c36a4991e231242c04141536718d47255ec80887] Merge tag 'chrome-platform-v7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux git bisect bad c36a4991e231242c04141536718d47255ec80887 # bad: [7c8af4b5b627d8bbf88c6783db49c52dd6b43f5a] Merge tag 'imx-soc-7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/frank.li/linux into soc/arm git bisect bad 7c8af4b5b627d8bbf88c6783db49c52dd6b43f5a # good: [809177dbf32e3c649abcd027334dbcfe34720446] Merge tag 'arm-feature-deprecation-for-7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc into soc/arm git bisect good 809177dbf32e3c649abcd027334dbcfe34720446 # bad: [ab1c3ab445b44d6b412bc4f7fad3db4f3857a80e] ARM: sa1100: h3xxx: convert gpio-keys to use software nodes git bisect bad ab1c3ab445b44d6b412bc4f7fad3db4f3857a80e # good: [9212f660d34c385f2ba8ad5fb7b94c1d45c166cb] Merge tag 'ixp4xx-arm-v7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator into soc/arm git bisect good 9212f660d34c385f2ba8ad5fb7b94c1d45c166cb # bad: [ea07a154791e7e95525f843beaa72402a4fcf88a] ARM: sa1100: assabet: convert gpio-keys to use software nodes git bisect bad ea07a154791e7e95525f843beaa72402a4fcf88a # bad: [e4671f292ebb363fdea08ae3b0cd18ba7a2b486f] gpio: sa1100: register software node for GPIO controller git bisect bad e4671f292ebb363fdea08ae3b0cd18ba7a2b486f # first bad commit: [e4671f292ebb363fdea08ae3b0cd18ba7a2b486f] gpio: sa1100: register software node for GPIO controller