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Tue, 18 Aug 2026 11:48:36 +0200 (CEST) From: Henrik Grimler Date: Tue, 18 Aug 2026 11:48:20 +0200 Subject: [PATCH v2 1/3] dt-bindings: power: bq27xxx: bq27z561: allow interrupts property Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-ID: <20260818-bq27z746-v2-1-0371e206665f@axis.com> References: <20260818-bq27z746-v2-0-0371e206665f@axis.com> In-Reply-To: <20260818-bq27z746-v2-0-0371e206665f@axis.com> To: Sebastian Reichel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , =?utf-8?q?Pali_Roh=C3=A1r?= , "Andrew F. 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Remove it from the list of devices without interrupt support to better describe the hardware. Fixes: b4f7a727c29c ("dt-bindings: power: supply: bq27xxx: document optiona= l interrupt") Signed-off-by: Henrik Grimler Acked-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/power/supply/bq27xxx.yaml | 1 - 1 file changed, 1 deletion(-) diff --git a/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml b/= Documentation/devicetree/bindings/power/supply/bq27xxx.yaml index bc05400186cf..d985ae632599 100644 --- a/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml +++ b/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml @@ -91,7 +91,6 @@ allOf: - ti,bq27742 - ti,bq27545 - ti,bq27411 - - ti,bq27z561 - ti,bq28z610 - ti,bq34z100 - ti,bq78z100 --=20 2.43.0 From nobody Mon Sep 28 19:23:44 2026 Received: from DUZPR83CU001.outbound.protection.outlook.com (mail-northeuropeazon11012058.outbound.protection.outlook.com [52.101.66.58]) (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 90D91449B12; 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Davis" , Chris Lapa , Dan Murphy CC: , , , Sebastian Reichel , , Henrik Grimler X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1135; i=henrik.grimler@axis.com; h=from:subject:message-id; bh=+p93k4TIEeTcxm+NXcVowG/Q9cie2nYvBZvRDJAv9aM=; b=owGbwMvMwMW4gT3Pk7swMZvxtFoSQ1aLVq5H0pxAd31ub6l3x4R2fzVR7Hvy0L8z2q6h+IhQ9 d81LXM6GY1ZGBi5GGTFFFl06jXXTe+UT5Fc+egszCBWJpApDFycAjARnuPs/3PMnSt0nKPU9e6v vW/ME8Zlea15Ftvz4y6pKntcde52KUY0f85liTr6fmmzWx/n/CkcN58n2583+hQQ99nuwls/jQT pmkWRhQ9rWG9c327Cf+84G5OH4NK7L5xuPipZtYjz4vvElebNf3o05POz7hotflAafsc13oZDd/ LsHvU9dokH1qY+D130JN75usb1vyw9lSfL/l1Yxpe4epPnwVI2pnOetwoPZez5F2n7/ssVz0Oef 1J3ShdvlWGI8ZKxva+YWO1+bU6YVdUFeZmXsl7Nepuef9x6xEvz9FvbU0YylscVba22G1gKno/4 sYTxo9n3KYm9MnsdbFRjbJXXXWVr7vg/sbgzc7KfxawpAA== X-Developer-Key: i=henrik.grimler@axis.com; a=openpgp; fpr=2C7F29AE97891F6419A9E2CDB0076E490B71616B X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AMS1EPF0000008E:EE_|AS8PR02MB8294:EE_ X-MS-Office365-Filtering-Correlation-Id: 4e3f353b-d1a2-43a6-717b-08defd0de0c5 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|376014|7416014|23010399003|36860700016|1800799024|3023799007|56012099006|10067099003|11063799006|18002099003|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:195.60.68.100;CTRY:SE;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.axis.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(82310400026)(376014)(7416014)(23010399003)(36860700016)(1800799024)(3023799007)(56012099006)(10067099003)(11063799006)(18002099003)(22082099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: mPielbQze5EFMYen/4AdOhVf7LsQix57QpdIN02R7JJW2cWXuikwWGzmrOu/3MFMXPE948KuBIyPbXPPJmKxfPnk9xKUdmo16YGt93hyyNLJItzqz02tCvglRQoRXiwAj953JFw7cGWotvl+pHjXqIjeW2kgUom4CSjO50fjl5acOu3Sz9zYjKST7aq2MxRmTdRxVT4QDSxyq6JqwdSC7+VCZv+m+OaTK88hB5Lg5g8R5sMHFtg9RcJ2wMWyH9uWDysmkkidI4AIgaXuHKsgOSa/vM1e3uSJSFrdTgc+VNFBCK1NG//sB34CrIntYnitTNXnCmvsGmOBGPAFbxdFdL0clvCklyfnmvXIvkHdqR+UTY2A4XAFh7KwTYjPB3829VrT1DhmOmOsRlLTIuNcTtgy/YasmaC9QQk2duFqbwoLznp0dK7eNlA0YvaW/Kzq X-OriginatorOrg: axis.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Aug 2026 09:48:38.0204 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4e3f353b-d1a2-43a6-717b-08defd0de0c5 X-MS-Exchange-CrossTenant-Id: 78703d3c-b907-432f-b066-88f7af9ca3af X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=78703d3c-b907-432f-b066-88f7af9ca3af;Ip=[195.60.68.100];Helo=[mail.axis.com] X-MS-Exchange-CrossTenant-AuthSource: AMS1EPF0000008E.eurprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR02MB8294 Add compatible for Texas Instruments bq27z746 fuel gauge, which is similar to its sibling bq27z561. Unlike bq27z561, bq27z746 includes some protection logic and can drive external MOSFETs. The register map is a subset of the one found in bq27z561, with bq27z561 having six extra registers at the end at 0x70 - 0x7A. Among the ManufacturerAccess registers there are some more differences mainly related to MOSFET control and deep sleep/shipping mode. Signed-off-by: Henrik Grimler Acked-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/power/supply/bq27xxx.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml b/= Documentation/devicetree/bindings/power/supply/bq27xxx.yaml index d985ae632599..79d1a3c8c685 100644 --- a/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml +++ b/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml @@ -47,6 +47,7 @@ properties: - ti,bq27441 - ti,bq27621 - ti,bq27z561 + - ti,bq27z746 - ti,bq28z610 - ti,bq34z100 - ti,bq78z100 --=20 2.43.0 From nobody Mon Sep 28 19:23:44 2026 Received: from DB3PR0202CU003.outbound.protection.outlook.com (mail-northeuropeazon11010008.outbound.protection.outlook.com [52.101.84.8]) (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 63861448391; Tue, 18 Aug 2026 09:48:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-ID: <20260818-bq27z746-v2-3-0371e206665f@axis.com> References: <20260818-bq27z746-v2-0-0371e206665f@axis.com> In-Reply-To: <20260818-bq27z746-v2-0-0371e206665f@axis.com> To: Sebastian Reichel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , =?utf-8?q?Pali_Roh=C3=A1r?= , "Andrew F. Davis" , Chris Lapa , Dan Murphy CC: , , , Sebastian Reichel , , Henrik Grimler X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=3927; i=henrik.grimler@axis.com; h=from:subject:message-id; bh=E/shANQmU4vttNXNOFfp9ght3L+2Z1ZMQzVdFHEdPUk=; b=owEBbQGS/pANAwAKAbAHbkkLcWFrAcsmYgBqhCpwr9of04mugRUW/z+PbY3f2o8YwxTFJFO+I WBtq7oikOCJATMEAAEKAB0WIQQsfymul4kfZBmp4s2wB25JC3FhawUCaoQqcAAKCRCwB25JC3Fh a/eNB/9xnT5qjK3+zTxHTUfItOXFcNM5baVoGeZGeVixjpQJgwiY3fRPQS0j0Jbwd2ndPBKJHge +sfL0JH+bW8R1euncbOHsMPmhPa+3y8Prj30pHMMJCGHn9S69gBAYilJRParufgojg8NwSI7IIZ DsHoeJ89rdHNTBrywpptekAhfNNSXwOuI0c82GdWg2Z9pu7L9EprZMiQyzR1KyifJN8W8xHcD2o lr3qN9j2LcIxIgdY+HJpz+8r3IZJFVxYH5wn1zPOk2r6Kf8Vd3spUdVbRc6UTPMQsj1R7ZuEI7r JVteIev/hNmdowPOG6jXSt1tmULwoac7DaO45qOTuf2tyB1O X-Developer-Key: i=henrik.grimler@axis.com; a=openpgp; fpr=2C7F29AE97891F6419A9E2CDB0076E490B71616B X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AMS1EPF0000008E:EE_|AS8PR02MB9888:EE_ X-MS-Office365-Filtering-Correlation-Id: b7986a83-67fe-4a16-1a3a-08defd0de103 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700016|7416014|23010399003|376014|1800799024|82310400026|13003099007|10067099003|11063799006|56012099006|22082099003|18002099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:195.60.68.100;CTRY:SE;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.axis.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700016)(7416014)(23010399003)(376014)(1800799024)(82310400026)(13003099007)(10067099003)(11063799006)(56012099006)(22082099003)(18002099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: sVYBuA9+RozCXQhsRSBzx1V1MeMwTcHg8pREBTzivMdZw7ROC7Bh7OUeghHGXvM7w2lVhNAoogY9joHuWPAR71zL1wYfIrxO//eY9dCs6YIRD/zjXrr64ciVZb6yUIvF87cjgM+Fk+EiUT5jyVr4kUEMtJQlAbZTmDEd0CVieCdrb0Ak0PgYk4QcOcN2xF2ip6nXBtN60QADuvnsIO7fwhXOEulRjUJzrV/3gVrN0TysbR6I/WHafDXudqWjcG5dQ8J68dHzKujLyp3Gt4LkDBkSg/djKlLUazf/bE3l1UINCID6J46bjwKHiSPm/AgURdb9Ms4cQCkL4O0/IYLgnvXUn7yXLK1AQ2aO/RQNJgrKrb947NiDmyH4CwmbsIqKjKxtbQ/Vqk9Fr0uFELXzi6NL2bOGuV2C43AY3vOjX4Yuzwg2gfDgaS4ruu3tF0OU X-OriginatorOrg: axis.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Aug 2026 09:48:38.4299 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b7986a83-67fe-4a16-1a3a-08defd0de103 X-MS-Exchange-CrossTenant-Id: 78703d3c-b907-432f-b066-88f7af9ca3af X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=78703d3c-b907-432f-b066-88f7af9ca3af;Ip=[195.60.68.100];Helo=[mail.axis.com] X-MS-Exchange-CrossTenant-AuthSource: AMS1EPF0000008E.eurprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR02MB9888 bq27z746 is similar to bq27z561, but has additional battery protection logic. The standard register map is a subset of the one found in bq27z561. There are some more differences among the ManufacturerAccess registers, but the ManufacturerAccess registers are currently not handled by the driver in any way. Therefore use the same regs and props for bq27z746 and bq27z561. Signed-off-by: Henrik Grimler Acked-by: Andrew Davis --- drivers/power/supply/bq27xxx_battery.c | 6 ++++++ drivers/power/supply/bq27xxx_battery_i2c.c | 2 ++ include/linux/power/bq27xxx_battery.h | 1 + 3 files changed, 9 insertions(+) diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/= bq27xxx_battery.c index 01c9ec1116fa..5aed8b24119b 100644 --- a/drivers/power/supply/bq27xxx_battery.c +++ b/drivers/power/supply/bq27xxx_battery.c @@ -37,6 +37,7 @@ * https://www.ti.com/product/bq27441-g1 * https://www.ti.com/product/bq27621-g1 * https://www.ti.com/product/bq27z561 + * https://www.ti.com/product/bq27z746 * https://www.ti.com/product/bq28z610 * https://www.ti.com/product/bq34z100-g1 * https://www.ti.com/product/bq78z100 @@ -501,6 +502,7 @@ static u8 [BQ27XXX_REG_AP] =3D 0x22, BQ27XXX_DM_REG_ROWS, }, +#define bq27z746_regs bq27z561_regs bq28z610_regs[BQ27XXX_REG_MAX] =3D { [BQ27XXX_REG_CTRL] =3D 0x00, [BQ27XXX_REG_TEMP] =3D 0x06, @@ -836,6 +838,8 @@ static enum power_supply_property bq27z561_props[] =3D { POWER_SUPPLY_PROP_MANUFACTURER, }; =20 +#define bq27z746_props bq27z561_props + static enum power_supply_property bq28z610_props[] =3D { POWER_SUPPLY_PROP_STATUS, POWER_SUPPLY_PROP_PRESENT, @@ -994,6 +998,7 @@ static struct bq27xxx_dm_reg bq27621_dm_regs[] =3D { #endif =20 #define bq27z561_dm_regs NULL +#define bq27z746_dm_regs NULL #define bq28z610_dm_regs NULL #define bq34z100_dm_regs NULL #define bq78z100_dm_regs NULL @@ -1052,6 +1057,7 @@ static struct { [BQ27441] =3D BQ27XXX_DATA(bq27441, 0x80008000, BQ27XXX_O_UTOT | BQ27= XXX_O_CFGUP | BQ27XXX_O_RAM), [BQ27621] =3D BQ27XXX_DATA(bq27621, 0x80008000, BQ27XXX_O_UTOT | BQ27= XXX_O_CFGUP | BQ27XXX_O_RAM), [BQ27Z561] =3D BQ27XXX_DATA(bq27z561, 0 , BQ27Z561_O_BITS), + [BQ27Z746] =3D BQ27XXX_DATA(bq27z746, 0 , BQ27Z561_O_BITS), [BQ28Z610] =3D BQ27XXX_DATA(bq28z610, 0 , BQ27Z561_O_BITS), [BQ34Z100] =3D BQ27XXX_DATA(bq34z100, 0 , BQ27XXX_O_OTDC | BQ27= XXX_O_SOC_SI | \ BQ27XXX_O_HAS_CI | BQ27XXX_O_MUL_CHEM), diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/sup= ply/bq27xxx_battery_i2c.c index c4e7a9521d08..2a6b4534cb28 100644 --- a/drivers/power/supply/bq27xxx_battery_i2c.c +++ b/drivers/power/supply/bq27xxx_battery_i2c.c @@ -253,6 +253,7 @@ static const struct i2c_device_id bq27xxx_i2c_id_table[= ] =3D { { .name =3D "bq27441", .driver_data =3D BQ27441 }, { .name =3D "bq27621", .driver_data =3D BQ27621 }, { .name =3D "bq27z561", .driver_data =3D BQ27Z561 }, + { .name =3D "bq27z746", .driver_data =3D BQ27Z746 }, { .name =3D "bq28z610", .driver_data =3D BQ28Z610 }, { .name =3D "bq34z100", .driver_data =3D BQ34Z100 }, { .name =3D "bq78z100", .driver_data =3D BQ78Z100 }, @@ -290,6 +291,7 @@ static const struct of_device_id bq27xxx_battery_i2c_of= _match_table[] =3D { { .compatible =3D "ti,bq27441" }, { .compatible =3D "ti,bq27621" }, { .compatible =3D "ti,bq27z561" }, + { .compatible =3D "ti,bq27z746" }, { .compatible =3D "ti,bq28z610" }, { .compatible =3D "ti,bq34z100" }, { .compatible =3D "ti,bq78z100" }, diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq= 27xxx_battery.h index d56e1276aafe..0b833c4bb583 100644 --- a/include/linux/power/bq27xxx_battery.h +++ b/include/linux/power/bq27xxx_battery.h @@ -33,6 +33,7 @@ enum bq27xxx_chip { BQ27441, BQ27621, BQ27Z561, + BQ27Z746, BQ28Z610, BQ34Z100, BQ78Z100, --=20 2.43.0