diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml new file mode 100644 index 000000000..c17e5d3ee --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/ti,tmp513.yaml @@ -0,0 +1,92 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/ti,tmp513.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TMP513/512 system monitor sensor + +maintainers: + - Eric Tremblay <etremblay@distech-controls.com> + +description: | + The TMP512 (dual-channel) and TMP513 (triple-channel) are system monitors + that include remote sensors, a local temperature sensor, and a high-side + current shunt monitor. These system monitors have the capability of measuring + remote temperatures, on-chip temperatures, and system voltage/power/current + consumption. + + Datasheets: + https://www.ti.com/lit/gpn/tmp513 + https://www.ti.com/lit/gpn/tmp512 + + +properties: + compatible: + enum: + - ti,tmp512 + - ti,tmp513 + + reg: + maxItems: 1 + + shunt-resistor-micro-ohms: + description: | + If 0, the calibration process will be skiped and the current and power + measurement engine will not work. Temperature and voltage measurement + will continue to work. The shunt value also need to respect: + rshunt <= pga-gain * 40 * 1000 * 1000. + If not, it's not possible to compute a valid calibration value. + default: 1000 + + ti,pga-gain: + description: | + The gain value for the PGA function. This is 8, 4, 2 or 1. + The PGA gain affect the shunt voltage range. + The range will be equal to: pga-gain * 40mV + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 4, 8] + default: 8 + + ti,bus-range-microvolt: + description: | + This is the operating range of the bus voltage in microvolt + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [16000000, 32000000] + default: 32000000 + + ti,nfactor: + description: | + Array of three(TMP513) or two(TMP512) n-Factor value for each remote + temperature channel. + See datasheet Table 11 for n-Factor range list and value interpretation. + $ref: /schemas/types.yaml#definitions/uint32-array + minItems: 2 + maxItems: 3 + items: + default: 0x00 + minimum: 0x00 + maximum: 0xFF + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + tmp513@5c { + compatible = "ti,tmp513"; + reg = <0x5C>; + shunt-resistor-micro-ohms = <330000>; + ti,bus-range-microvolt = <32000000>; + ti,pga-gain = <8>; + ti,nfactor = <0x1 0xF3 0x00>; + }; + }; |