From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A172B2F3622 for ; Mon, 13 Oct 2025 08:25:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760343922; cv=none; b=GLJKsNcaBlk0OwgHGItk6JfujBmtjVKdFZmQ/dPoib+VdgiikprkhBPc2vP47NoKzta91vRtpNq9PEW3NiPHiSiy2TTA6vmwv20InqXwHtW2WUTHVd/O0FhgiuCmtlhaySE/k40GPh2R1cH11LVOPO6fF0lDR/kwSVCwuaKQiTM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760343922; c=relaxed/simple; bh=0cqceX0jMajL007t/lLxZytSYhe9H4ZkIBAoh07pUlU=; h=Subject:To:Cc:From:Date:Message-ID:MIME-Version:Content-Type; b=QZJKHD0tgOcH9mqLvUpIhE6rlfQmDZrUTXBgY2mrrnJFS29RkTa8joGKof1dw4gOvvRg0pMMVnVuelb4OBg93bc3MuA6q9sbFfhOCjdSgAfbOpm9F/w7arWZGCODff/E8FukVtYo/Vkh+jA2D094CyQ3sAeg26J3cin69wkJ0Jw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=LYGNUGlF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="LYGNUGlF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2CA48C4CEE7; Mon, 13 Oct 2025 08:25:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760343922; bh=0cqceX0jMajL007t/lLxZytSYhe9H4ZkIBAoh07pUlU=; h=Subject:To:Cc:From:Date:From; b=LYGNUGlFZw0jHHAMQZxPMHGE2a0L0yPOy3l9cHGODyQ4QfAcmjJJZS7x7ocPtZrVy GgbzlHHXWm1Ie5Iitf86xaLb+1etSK8FazrB3/DDxoQeYLTCi3Gn/u+emBFqDE2qeY 4Jd7mWziSSKk/YMCZz4XfFQx5pexDCVzrGKtw0zU= Subject: FAILED: patch "[PATCH] mfd: intel_soc_pmic_chtdc_ti: Set use_single_read" failed to apply to 5.15-stable tree To: hansg@kernel.org,andy@kernel.org,lee@kernel.org Cc: From: Date: Mon, 13 Oct 2025 10:25:08 +0200 Message-ID: <2025101308-pedometer-broadness-3e95@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y git checkout FETCH_HEAD git cherry-pick -x 64e0d839c589f4f2ecd2e3e5bdb5cee6ba6bade9 # git commit -s git send-email --to '' --in-reply-to '2025101308-pedometer-broadness-3e95@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 64e0d839c589f4f2ecd2e3e5bdb5cee6ba6bade9 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Mon, 4 Aug 2025 15:32:40 +0200 Subject: [PATCH] mfd: intel_soc_pmic_chtdc_ti: Set use_single_read regmap_config flag Testing has shown that reading multiple registers at once (for 10-bit ADC values) does not work. Set the use_single_read regmap_config flag to make regmap split these for us. This should fix temperature opregion accesses done by drivers/acpi/pmic/intel_pmic_chtdc_ti.c and is also necessary for the upcoming drivers for the ADC and battery MFD cells. Fixes: 6bac0606fdba ("mfd: Add support for Cherry Trail Dollar Cove TI PMIC") Cc: stable@vger.kernel.org Reviewed-by: Andy Shevchenko Signed-off-by: Hans de Goede Link: https://lore.kernel.org/r/20250804133240.312383-1-hansg@kernel.org Signed-off-by: Lee Jones diff --git a/drivers/mfd/intel_soc_pmic_chtdc_ti.c b/drivers/mfd/intel_soc_pmic_chtdc_ti.c index 4c1a68c9f575..6daf33e07ea0 100644 --- a/drivers/mfd/intel_soc_pmic_chtdc_ti.c +++ b/drivers/mfd/intel_soc_pmic_chtdc_ti.c @@ -82,6 +82,8 @@ static const struct regmap_config chtdc_ti_regmap_config = { .reg_bits = 8, .val_bits = 8, .max_register = 0xff, + /* The hardware does not support reading multiple registers at once */ + .use_single_read = true, }; static const struct regmap_irq chtdc_ti_irqs[] = {