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Tue, 28 Apr 2026 04:09:50 -0700 (PDT) Received: from ubuntu.localdomain ([27.217.83.168]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b97aa93bd4sm22828885ad.23.2026.04.28.04.09.48 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 28 Apr 2026 04:09:50 -0700 (PDT) From: Zaixiang Xu To: linux@roeck-us.net Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, zaixiang.xu.dev@gmail.com Subject: [PATCH v6 1/4] dt-bindings: vendor-prefixes: Add GXCAS Technology Date: Tue, 28 Apr 2026 19:09:26 +0800 Message-Id: <1777374569-59233-2-git-send-email-zaixiang.xu.dev@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1777374569-59233-1-git-send-email-zaixiang.xu.dev@gmail.com> References: <1777374569-59233-1-git-send-email-zaixiang.xu.dev@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Add vendor prefix for Beijing Galaxy-CAS Technology Co., Ltd. (GXCAS). The prefix was confirmed from the manufacturer's website: https://www.gxcas.com/en/index.html Acked-by: Conor Dooley Acked-by: Krzysztof Kozlowski Signed-off-by: Zaixiang Xu --- Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Docum= entation/devicetree/bindings/vendor-prefixes.yaml index ee7fd3cfe203..354836eb8e72 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -676,6 +676,8 @@ patternProperties: description: Gateworks Corporation use "gateworks" vendor prefix deprecated: true + "^gxcas,.*": + description: Beijing Galaxy-CAS Technology Co., Ltd. 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Tue, 28 Apr 2026 04:09:53 -0700 (PDT) From: Zaixiang Xu To: linux@roeck-us.net Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, zaixiang.xu.dev@gmail.com Subject: [PATCH v6 2/4] dt-bindings: hwmon: Add Sensirion SHT30 series Date: Tue, 28 Apr 2026 19:09:27 +0800 Message-Id: <1777374569-59233-3-git-send-email-zaixiang.xu.dev@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1777374569-59233-1-git-send-email-zaixiang.xu.dev@gmail.com> References: <1777374569-59233-1-git-send-email-zaixiang.xu.dev@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Add YAML devicetree binding schema for Sensirion SHT30 series and the compatible GXCAS GXHT30 sensors. Use fallback compatibles for compatible chips and add optional interrupts and vdd-supply properties. Signed-off-by: Zaixiang Xu --- .../bindings/hwmon/sensirion,sht30.yaml | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/sensirion,sht30= .yaml diff --git a/Documentation/devicetree/bindings/hwmon/sensirion,sht30.yaml b= /Documentation/devicetree/bindings/hwmon/sensirion,sht30.yaml new file mode 100644 index 000000000000..9b120f8d303c --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/sensirion,sht30.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwmon/sensirion,sht30.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sensirion SHT3x and GXCAS GXHT30 humidity and temperature sensors + +maintainers: + - Zaixiang Xu + +properties: + compatible: + oneOf: + - enum: + - sensirion,sht30 + - sensirion,sht31 + - sensirion,sht35 + - sensirion,sht85 + - sensirion,sts30 + - sensirion,sts31 + - sensirion,sts32 + - sensirion,sts35 + - items: + - const: gxcas,gxht30 + - const: sensirion,sht30 + + reg: + maxItems: 1 + + vdd-supply: + description: Regulator that provides power to the VDD pin. + + reset-gpios: + maxItems: 1 + description: + GPIO connected to the nRESET pin. 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charset="utf-8" Add of_match_table to support devicetree based instantiation. Specific match data is used to distinguish between temperature/humidity (SHT) and temperature-only (STS) sensors. Signed-off-by: Zaixiang Xu --- drivers/hwmon/sht3x.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/hwmon/sht3x.c b/drivers/hwmon/sht3x.c index 08306ccb6d0b..6437568aaf73 100644 --- a/drivers/hwmon/sht3x.c +++ b/drivers/hwmon/sht3x.c @@ -939,8 +939,25 @@ static const struct i2c_device_id sht3x_ids[] =3D { =20 MODULE_DEVICE_TABLE(i2c, sht3x_ids); =20 +static const struct of_device_id sht3x_of_match[] =3D { + { .compatible =3D "sensirion,sht30", .data =3D (void *)(uintptr_t)sht3x }, + { .compatible =3D "sensirion,sht31", .data =3D (void *)(uintptr_t)sht3x }, + { .compatible =3D "sensirion,sht35", .data =3D (void *)(uintptr_t)sht3x }, + { .compatible =3D "sensirion,sht85", .data =3D (void *)(uintptr_t)sht3x }, + { .compatible =3D "sensirion,sts30", .data =3D (void *)(uintptr_t)sts3x }, + { .compatible =3D "sensirion,sts31", .data =3D (void *)(uintptr_t)sts3x }, + { .compatible =3D "sensirion,sts32", .data =3D (void *)(uintptr_t)sts3x }, + { .compatible =3D "sensirion,sts35", .data =3D (void *)(uintptr_t)sts3x }, + { } +}; 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Tue, 28 Apr 2026 04:09:59 -0700 (PDT) From: Zaixiang Xu To: linux@roeck-us.net Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, zaixiang.xu.dev@gmail.com Subject: [PATCH v6 4/4] hwmon: (sht3x) Add support for GXCAS GXHT30 Date: Tue, 28 Apr 2026 19:09:29 +0800 Message-Id: <1777374569-59233-5-git-send-email-zaixiang.xu.dev@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1777374569-59233-1-git-send-email-zaixiang.xu.dev@gmail.com> References: <1777374569-59233-1-git-send-email-zaixiang.xu.dev@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Add support for the GXCAS GXHT30 humidity and temperature sensor. The GXHT30 is software compatible with the Sensirion SHT30. Signed-off-by: Zaixiang Xu --- drivers/hwmon/sht3x.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/hwmon/sht3x.c b/drivers/hwmon/sht3x.c index 6437568aaf73..f52114c13edb 100644 --- a/drivers/hwmon/sht3x.c +++ b/drivers/hwmon/sht3x.c @@ -934,6 +934,7 @@ static const struct i2c_device_id sht3x_ids[] =3D { {"sht3x", sht3x}, {"sts3x", sts3x}, {"sht85", sht3x}, + {"gxht30", sht3x}, {} }; =20 @@ -948,6 +949,7 @@ static const struct of_device_id sht3x_of_match[] =3D { { .compatible =3D "sensirion,sts31", .data =3D (void *)(uintptr_t)sts3x }, { .compatible =3D "sensirion,sts32", .data =3D (void *)(uintptr_t)sts3x }, { .compatible =3D "sensirion,sts35", .data =3D (void *)(uintptr_t)sts3x }, + { .compatible =3D "gxcas,gxht30", .data =3D (void *)(uintptr_t)sht3x }, { } }; =20 @@ -965,5 +967,6 @@ module_i2c_driver(sht3x_i2c_driver); =20 MODULE_AUTHOR("David Frey "); MODULE_AUTHOR("Pascal Sachs "); +MODULE_AUTHOR("Zaixiang Xu "); MODULE_DESCRIPTION("Sensirion SHT3x humidity and temperature sensor driver= "); MODULE_LICENSE("GPL"); --=20 2.34.1