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X-CSE-ConnectionGUID: ZYHtWZc3TvqUGhfrqDYhJg== X-CSE-MsgGUID: d9FE3y2LQFSRzj1yxrZV6Q== X-IronPort-AV: E=McAfee;i="6800,10657,11540"; a="58191648" X-IronPort-AV: E=Sophos;i="6.18,225,1751266800"; d="scan'208";a="58191648" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Sep 2025 06:35:46 -0700 X-CSE-ConnectionGUID: 9dN+0VpwQamRIvD3bwh12w== X-CSE-MsgGUID: hhTa0mucQReDw4wRDTyakg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,225,1751266800"; d="scan'208";a="170573230" Received: from mylly.fi.intel.com (HELO [10.237.72.151]) ([10.237.72.151]) by orviesa009.jf.intel.com with ESMTP; 01 Sep 2025 06:35:44 -0700 Message-ID: <2f5efd07-2e04-49b8-a4d1-37e4f68ddfba@linux.intel.com> Date: Mon, 1 Sep 2025 16:35:42 +0300 Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] i2c: i801: Hide Intel Birch Stream SoC TCO WDT To: Chiasheng Lee , Mika Westerberg , linux-i2c@vger.kernel.org Cc: Jean Delvare , Andi Shyti , stable@vger.kernel.org References: <20250901125943.916522-1-chiasheng.lee@linux.intel.com> Content-Language: en-US From: Jarkko Nikula In-Reply-To: <20250901125943.916522-1-chiasheng.lee@linux.intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 9/1/25 3:59 PM, Chiasheng Lee wrote: > Hide the Intel Birch Stream SoC TCO WDT feature since it was removed. > > On platforms with PCH TCO WDT, this redundant device might be rendering > errors like this: > > [ 28.144542] sysfs: cannot create duplicate filename '/bus/platform/devices/iTCO_wdt' > > Fixes: 8c56f9ef25a3 ("i2c: i801: Add support for Intel Birch Stream SoC") > Cc: > Signed-off-by: Chiasheng Lee > Reviewed-by: Mika Westerberg > Link: https://bugzilla.kernel.org/show_bug.cgi?id=220320 > --- > drivers/i2c/busses/i2c-i801.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c > index a7f89946dad4..e94ac746a741 100644 > --- a/drivers/i2c/busses/i2c-i801.c > +++ b/drivers/i2c/busses/i2c-i801.c > @@ -1052,7 +1052,7 @@ static const struct pci_device_id i801_ids[] = { > { PCI_DEVICE_DATA(INTEL, METEOR_LAKE_P_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, > { PCI_DEVICE_DATA(INTEL, METEOR_LAKE_SOC_S_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, > { PCI_DEVICE_DATA(INTEL, METEOR_LAKE_PCH_S_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, > - { PCI_DEVICE_DATA(INTEL, BIRCH_STREAM_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, > + { PCI_DEVICE_DATA(INTEL, BIRCH_STREAM_SMBUS, FEATURES_ICH5) }, > { PCI_DEVICE_DATA(INTEL, ARROW_LAKE_H_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, > { PCI_DEVICE_DATA(INTEL, PANTHER_LAKE_H_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, > { PCI_DEVICE_DATA(INTEL, PANTHER_LAKE_P_SMBUS, FEATURES_ICH5 | FEATURE_TCO_CNL) }, Reviewed-by: Jarkko Nikula