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[46.132.51.189]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5a1237b8177sm394948e87.59.2026.03.03.00.06.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Mar 2026 00:06:30 -0800 (PST) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable From: Kalle Niemi Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 (1.0) Subject: Re: [PATCH] i2c: i2c-core-base: fix devicetree alias handling Message-Id: <5D358835-047F-4A79-B610-4DEBD562F9B4@gmail.com> Date: Tue, 3 Mar 2026 10:06:18 +0200 Cc: Bartosz Golaszewski , Bartosz Golaszewski , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org To: Andreas Kemnade , Wolfram Sang , Frank Li , Linus Walleij , Patrice Chotard , Florian Fainelli , Dave Stevenson X-Mailer: iPhone Mail (23D127) =EF=BB=BFOn 3/2/26 19:04, Andreas Kemnade wrote: > Parent device is not set up there, so use the new of_node pointer to > handle aliases. > Fixes: 0ab80451c70f ("i2c: allow setting the parent device and OF node thr= ough the adapter struct") > Reported-by: Kalle Niemi > Closes: https://lore.kernel.org/lkml/EDF3FB58-4747-442E-8463-6F1C6E568962@= gmail.com/ > Signed-off-by: Andreas Kemnade > --- > drivers/i2c/i2c-core-base.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c > index dd8cec9b04c6..e22d784202b8 100644 > --- a/drivers/i2c/i2c-core-base.c > +++ b/drivers/i2c/i2c-core-base.c > @@ -1657,10 +1657,9 @@ static int __i2c_add_numbered_adapter(struct i2c_ad= apter *adap) > */ > int i2c_add_adapter(struct i2c_adapter *adapter) > { > - struct device *dev =3D &adapter->dev; > int id; > - id =3D of_alias_get_id(dev->of_node, "i2c"); > + id =3D of_alias_get_id(adapter->of_node, "i2c"); > if (id >=3D 0) { > adapter->nr =3D id; > return __i2c_add_numbered_adapter(adapter); > --- > base-commit: 3fa5e5702a82d259897bd7e209469bc06368bf31 > change-id: 20260302-i2cfix-56ec3cfedff6 > Best regards, > -- > Andreas Kemnade Hello, With this patch applied all previously failed tests pass now; i2c busses get= indexed as described in the devicetree. Tested-by: Kalle Niemi BR Kalle=