From mboxrd@z Thu Jan 1 00:00:00 1970 From: Quan Nguyen Date: Tue, 13 Jul 2021 13:00:28 +0700 Subject: [PATCH v5 1/4] dt-bindings: mfd: Add bindings for Ampere Altra SMPro MFD driver In-Reply-To: <20210713060031.31568-1-quan@os.amperecomputing.com> References: <20210713060031.31568-1-quan@os.amperecomputing.com> Message-ID: <20210713060031.31568-2-quan@os.amperecomputing.com> List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Adds device tree bindings for SMPro MFD driver found on the Mt.Jade hardware reference platform with Ampere's Altra Processor family. The SMpro co-processor on Ampere Altra processor family is to monitor and report various data included hwmon-related info, RAS errors, and other miscellaneous information. Signed-off-by: Quan Nguyen --- Changes in v5: + Dropped ../bindings/hwmon/ampere,ac01-hwmon.yaml file [Quan] + Removed patternProperties section and child DT nodes in example section [Quan] + Revised commit message [Quan] Changes in v4: + Revised the commit message to clarify how the specific info will be handled commented by Rob. Changes in v3: + Supported list of compatible string [Rob] + Introduced reg property in DT to specify reg offset [Rob] + Updated description and other minor changes in yaml file [Rob] Changes in v2: + Changed "ampere,ac01-smpro" to "ampere,smpro" [Quan] .../devicetree/bindings/mfd/ampere,smpro.yaml | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/ampere,smpro.yaml diff --git a/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml b/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml new file mode 100644 index 000000000000..8b48747e5de3 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/ampere,smpro.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ampere Altra SMPro firmware driver + +maintainers: + - Quan Nguyen + +description: | + Ampere Altra SMPro firmware may contain different blocks like hardware + monitoring, error monitoring and other miscellaneous features. + +properties: + compatible: + enum: + - ampere,smpro + + reg: + description: + I2C device address. + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +required: + - "#address-cells" + - "#size-cells" + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + smpro at 4f { + compatible = "ampere,smpro"; + reg = <0x4f>; + #address-cells = <1>; + #size-cells = <0>; + }; + }; -- 2.28.0