From: Billy Tsai <billy_tsai@aspeedtech.com> To: <jic23@kernel.org>, <lars@metafoo.de>, <pmeerw@pmeerw.net>, <robh+dt@kernel.org>, <joel@jms.id.au>, <andrew@aj.id.au>, <p.zabel@pengutronix.de>, <lgirdwood@gmail.com>, <broonie@kernel.org>, <linux-iio@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-aspeed@lists.ozlabs.org>, <linux-kernel@vger.kernel.org> Cc: <BMC-SW@aspeedtech.com> Subject: [v5 02/15] dt-bindings: iio: adc: Add ast2600-adc bindings Date: Tue, 31 Aug 2021 15:14:45 +0800 [thread overview] Message-ID: <20210831071458.2334-3-billy_tsai@aspeedtech.com> (raw) In-Reply-To: <20210831071458.2334-1-billy_tsai@aspeedtech.com> Add device tree bindings document for the aspeed ast2600 adc device driver. Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com> --- .../bindings/iio/adc/aspeed,ast2600-adc.yaml | 100 ++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/aspeed,ast2600-adc.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/aspeed,ast2600-adc.yaml b/Documentation/devicetree/bindings/iio/adc/aspeed,ast2600-adc.yaml new file mode 100644 index 000000000000..b283c8ca2bbf --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/aspeed,ast2600-adc.yaml @@ -0,0 +1,100 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/aspeed,ast2600-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ADC that forms part of an ASPEED server management processor. + +maintainers: + - Billy Tsai <billy_tsai@aspeedtech.com> + +description: | + • 10-bits resolution for 16 voltage channels. + • The device split into two individual engine and each contains 8 voltage + channels. + • Channel scanning can be non-continuous. + • Programmable ADC clock frequency. + • Programmable upper and lower threshold for each channels. + • Interrupt when larger or less than threshold for each channels. + • Support hysteresis for each channels. + • Built-in a compensating method. + • Built-in a register to trim internal reference voltage. + • Internal or External reference voltage. + • Support 2 Internal reference voltage 1.2v or 2.5v. + • Integrate dividing circuit for battery sensing. + +properties: + compatible: + enum: + - aspeed,ast2600-adc0 + - aspeed,ast2600-adc1 + description: + Their trimming data, which is used to calibrate internal reference volage, + locates in different address of OTP. + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + description: + Input clock used to derive the sample clock. Expected to be the + SoC's APB clock. + + resets: + maxItems: 1 + + "#io-channel-cells": + const: 1 + + vref-supply: + description: + The external regulator supply ADC reference voltage. + + aspeed,int-vref-microvolt: + enum: [1200000, 2500000] + description: + ADC internal reference voltage in microvolts. + + aspeed,battery-sensing: + type: boolean + description: + Inform the driver that last channel will be used to sensor battery. + + aspeed,trim-data-valid: + type: boolean + description: | + The ADC reference voltage can be calibrated to obtain the trimming + data which will be stored in otp. This property informs the driver that + the data store in the otp is valid. + +required: + - compatible + - reg + - clocks + - resets + - "#io-channel-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/ast2600-clock.h> + adc0: adc@1e6e9000 { + compatible = "aspeed,ast2600-adc0"; + reg = <0x1e6e9000 0x100>; + clocks = <&syscon ASPEED_CLK_APB2>; + resets = <&syscon ASPEED_RESET_ADC>; + #io-channel-cells = <1>; + aspeed,int-vref-microvolt = <2500000>; + }; + adc1: adc@1e6e9100 { + compatible = "aspeed,ast2600-adc1"; + reg = <0x1e6e9100 0x100>; + clocks = <&syscon ASPEED_CLK_APB2>; + resets = <&syscon ASPEED_RESET_ADC>; + #io-channel-cells = <1>; + aspeed,int-vref-microvolt = <2500000>; + }; +... -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Billy Tsai <billy_tsai@aspeedtech.com> To: <jic23@kernel.org>, <lars@metafoo.de>, <pmeerw@pmeerw.net>, <robh+dt@kernel.org>, <joel@jms.id.au>, <andrew@aj.id.au>, <p.zabel@pengutronix.de>, <lgirdwood@gmail.com>, <broonie@kernel.org>, <linux-iio@vger.kernel.org>, <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-aspeed@lists.ozlabs.org>, <linux-kernel@vger.kernel.org> Cc: <BMC-SW@aspeedtech.com> Subject: [v5 02/15] dt-bindings: iio: adc: Add ast2600-adc bindings Date: Tue, 31 Aug 2021 15:14:45 +0800 [thread overview] Message-ID: <20210831071458.2334-3-billy_tsai@aspeedtech.com> (raw) In-Reply-To: <20210831071458.2334-1-billy_tsai@aspeedtech.com> Add device tree bindings document for the aspeed ast2600 adc device driver. Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com> --- .../bindings/iio/adc/aspeed,ast2600-adc.yaml | 100 ++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/aspeed,ast2600-adc.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/aspeed,ast2600-adc.yaml b/Documentation/devicetree/bindings/iio/adc/aspeed,ast2600-adc.yaml new file mode 100644 index 000000000000..b283c8ca2bbf --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/aspeed,ast2600-adc.yaml @@ -0,0 +1,100 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/aspeed,ast2600-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ADC that forms part of an ASPEED server management processor. + +maintainers: + - Billy Tsai <billy_tsai@aspeedtech.com> + +description: | + • 10-bits resolution for 16 voltage channels. + • The device split into two individual engine and each contains 8 voltage + channels. + • Channel scanning can be non-continuous. + • Programmable ADC clock frequency. + • Programmable upper and lower threshold for each channels. + • Interrupt when larger or less than threshold for each channels. + • Support hysteresis for each channels. + • Built-in a compensating method. + • Built-in a register to trim internal reference voltage. + • Internal or External reference voltage. + • Support 2 Internal reference voltage 1.2v or 2.5v. + • Integrate dividing circuit for battery sensing. + +properties: + compatible: + enum: + - aspeed,ast2600-adc0 + - aspeed,ast2600-adc1 + description: + Their trimming data, which is used to calibrate internal reference volage, + locates in different address of OTP. + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + description: + Input clock used to derive the sample clock. Expected to be the + SoC's APB clock. + + resets: + maxItems: 1 + + "#io-channel-cells": + const: 1 + + vref-supply: + description: + The external regulator supply ADC reference voltage. + + aspeed,int-vref-microvolt: + enum: [1200000, 2500000] + description: + ADC internal reference voltage in microvolts. + + aspeed,battery-sensing: + type: boolean + description: + Inform the driver that last channel will be used to sensor battery. + + aspeed,trim-data-valid: + type: boolean + description: | + The ADC reference voltage can be calibrated to obtain the trimming + data which will be stored in otp. This property informs the driver that + the data store in the otp is valid. + +required: + - compatible + - reg + - clocks + - resets + - "#io-channel-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/ast2600-clock.h> + adc0: adc@1e6e9000 { + compatible = "aspeed,ast2600-adc0"; + reg = <0x1e6e9000 0x100>; + clocks = <&syscon ASPEED_CLK_APB2>; + resets = <&syscon ASPEED_RESET_ADC>; + #io-channel-cells = <1>; + aspeed,int-vref-microvolt = <2500000>; + }; + adc1: adc@1e6e9100 { + compatible = "aspeed,ast2600-adc1"; + reg = <0x1e6e9100 0x100>; + clocks = <&syscon ASPEED_CLK_APB2>; + resets = <&syscon ASPEED_RESET_ADC>; + #io-channel-cells = <1>; + aspeed,int-vref-microvolt = <2500000>; + }; +... -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-08-31 7:15 UTC|newest] Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-08-31 7:14 [v5 00/15] Add support for ast2600 ADC Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:14 ` [v5 01/15] iio: adc: aspeed: set driver data when adc probe Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-09-05 14:25 ` Jonathan Cameron 2021-09-05 14:25 ` Jonathan Cameron 2021-08-31 7:14 ` Billy Tsai [this message] 2021-08-31 7:14 ` [v5 02/15] dt-bindings: iio: adc: Add ast2600-adc bindings Billy Tsai 2021-09-01 1:38 ` Rob Herring 2021-09-01 1:38 ` Rob Herring 2021-09-05 14:27 ` Jonathan Cameron 2021-09-05 14:27 ` Jonathan Cameron 2021-08-31 7:14 ` [v5 03/15] iio: adc: aspeed: completes the bitfield declare Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-09-05 14:30 ` Jonathan Cameron 2021-09-05 14:30 ` Jonathan Cameron 2021-08-31 7:14 ` [v5 04/15] iio: adc: aspeed: Keep model data to driver data Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-09-05 14:33 ` Jonathan Cameron 2021-09-05 14:33 ` Jonathan Cameron 2021-09-05 14:50 ` Jonathan Cameron 2021-09-05 14:50 ` Jonathan Cameron 2021-09-16 3:52 ` Joel Stanley 2021-09-16 3:52 ` Joel Stanley 2021-09-18 17:55 ` Jonathan Cameron 2021-09-18 17:55 ` Jonathan Cameron 2021-08-31 7:14 ` [v5 05/15] iio: adc: aspeed: Refactory model data structure Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-09-05 14:37 ` Jonathan Cameron 2021-09-05 14:37 ` Jonathan Cameron 2021-08-31 7:14 ` [v5 06/15] iio: adc: aspeed: Add vref config function Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:14 ` [v5 07/15] iio: adc: aspeed: Set num_channels with model data Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:14 ` [v5 08/15] iio: adc: aspeed: Use model_data to set clk scaler Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:14 ` [v5 09/15] iio: adc: aspeed: Use devm_add_action_or_reset Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:51 ` Philipp Zabel 2021-08-31 7:51 ` Philipp Zabel 2021-08-31 7:14 ` [v5 10/15] iio: adc: aspeed: Support ast2600 adc Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:14 ` [v5 11/15] iio: adc: aspeed: Fix the calculate error of clock Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-09-05 14:47 ` Jonathan Cameron 2021-09-05 14:47 ` Jonathan Cameron 2021-08-31 7:14 ` [v5 12/15] iio: adc: aspeed: Add func to set sampling rate Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:14 ` [v5 13/15] iio: adc: aspeed: Add compensation phase Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:14 ` [v5 14/15] iio: adc: aspeed: Support battery sensing Billy Tsai 2021-08-31 7:14 ` Billy Tsai 2021-08-31 7:14 ` [v5 15/15] iio: adc: aspeed: Get and set trimming data Billy Tsai 2021-08-31 7:14 ` Billy Tsai
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