From: haibo.chen@nxp.com To: jic23@kernel.org, lars@metafoo.de, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de Cc: festevam@gmail.com, linux-imx@nxp.com, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, haibo.chen@nxp.com Subject: [PATCH v2 2/3] dt-bindings: iio: adc: Add binding documentation for NXP IMX93 ADC Date: Wed, 14 Dec 2022 21:35:38 +0800 [thread overview] Message-ID: <1671024939-29322-2-git-send-email-haibo.chen@nxp.com> (raw) In-Reply-To: <1671024939-29322-1-git-send-email-haibo.chen@nxp.com> From: Haibo Chen <haibo.chen@nxp.com> The IMX93 SoC has a new ADC IP, so add binding documentation for NXP IMX93 ADC. Signed-off-by: Haibo Chen <haibo.chen@nxp.com> --- .../bindings/iio/adc/nxp,imx93-adc.yaml | 79 +++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml b/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml new file mode 100644 index 000000000000..229bb79e255c --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/nxp,imx93-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP iMX93 ADC bindings + +maintainers: + - Haibo Chen <haibo.chen@nxp.com> + +description: + The ADC on iMX93 is a 8-channel 12-bit 1MS/s ADC with 4 channels + connected to pins. it support normal and inject mode, include + One-Shot and Scan (continuous) conversions. Programmable DMA + enables for each channel Also this ADC contain alternate analog + watchdog thresholds, select threshold through input ports. And + also has Self-test logic and Software-initiated calibration. + +properties: + compatible: + const: nxp,imx93-adc + + reg: + maxItems: 1 + + interrupts: + description: + line 0 for WDGnL (watchdog threshold) interrupt requests. + line 1 for WDGnH (watchdog threshold) interrupt requests. + line 2 for normal conversion, include EOC (End of Conversion) + interrupt request, ECH (End of Chain) interrupt request, + JEOC (End of Injected Conversion mode) interrupt request + and JECH (End of injected Chain) interrupt request. + line 3 for Self-testing Interrupts. + maxItems: 4 + + clocks: + maxItems: 1 + + vref-supply: + description: + The reference voltage which used to establish channel scaling. + + "#io-channel-cells": + const: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - vref-supply + - "#io-channel-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/clock/imx93-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + soc { + #address-cells = <1>; + #size-cells = <1>; + adc@44530000 { + compatible = "nxp,imx93-adc"; + reg = <0x44530000 0x10000>; + interrupts = <GIC_SPI 217 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX93_CLK_ADC1_GATE>; + clock-names = "ipg"; + vref-supply = <®_vref_1v8>; + }; + }; +... -- 2.34.1
WARNING: multiple messages have this Message-ID (diff)
From: haibo.chen@nxp.com To: jic23@kernel.org, lars@metafoo.de, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de Cc: festevam@gmail.com, linux-imx@nxp.com, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, haibo.chen@nxp.com Subject: [PATCH v2 2/3] dt-bindings: iio: adc: Add binding documentation for NXP IMX93 ADC Date: Wed, 14 Dec 2022 21:35:38 +0800 [thread overview] Message-ID: <1671024939-29322-2-git-send-email-haibo.chen@nxp.com> (raw) In-Reply-To: <1671024939-29322-1-git-send-email-haibo.chen@nxp.com> From: Haibo Chen <haibo.chen@nxp.com> The IMX93 SoC has a new ADC IP, so add binding documentation for NXP IMX93 ADC. Signed-off-by: Haibo Chen <haibo.chen@nxp.com> --- .../bindings/iio/adc/nxp,imx93-adc.yaml | 79 +++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml diff --git a/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml b/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml new file mode 100644 index 000000000000..229bb79e255c --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/nxp,imx93-adc.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/nxp,imx93-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP iMX93 ADC bindings + +maintainers: + - Haibo Chen <haibo.chen@nxp.com> + +description: + The ADC on iMX93 is a 8-channel 12-bit 1MS/s ADC with 4 channels + connected to pins. it support normal and inject mode, include + One-Shot and Scan (continuous) conversions. Programmable DMA + enables for each channel Also this ADC contain alternate analog + watchdog thresholds, select threshold through input ports. And + also has Self-test logic and Software-initiated calibration. + +properties: + compatible: + const: nxp,imx93-adc + + reg: + maxItems: 1 + + interrupts: + description: + line 0 for WDGnL (watchdog threshold) interrupt requests. + line 1 for WDGnH (watchdog threshold) interrupt requests. + line 2 for normal conversion, include EOC (End of Conversion) + interrupt request, ECH (End of Chain) interrupt request, + JEOC (End of Injected Conversion mode) interrupt request + and JECH (End of injected Chain) interrupt request. + line 3 for Self-testing Interrupts. + maxItems: 4 + + clocks: + maxItems: 1 + + vref-supply: + description: + The reference voltage which used to establish channel scaling. + + "#io-channel-cells": + const: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - vref-supply + - "#io-channel-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/clock/imx93-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + soc { + #address-cells = <1>; + #size-cells = <1>; + adc@44530000 { + compatible = "nxp,imx93-adc"; + reg = <0x44530000 0x10000>; + interrupts = <GIC_SPI 217 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX93_CLK_ADC1_GATE>; + clock-names = "ipg"; + vref-supply = <®_vref_1v8>; + }; + }; +... -- 2.34.1 _______________________________________________ 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:[~2022-12-14 13:58 UTC|newest] Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-12-14 13:35 [PATCH v2 1/3] iio: adc: add imx93 adc support haibo.chen 2022-12-14 13:35 ` haibo.chen 2022-12-14 13:35 ` haibo.chen [this message] 2022-12-14 13:35 ` [PATCH v2 2/3] dt-bindings: iio: adc: Add binding documentation for NXP IMX93 ADC haibo.chen 2022-12-14 14:56 ` Rob Herring 2022-12-14 14:56 ` Rob Herring 2022-12-14 15:00 ` Rob Herring 2022-12-14 15:00 ` Rob Herring 2022-12-15 10:11 ` Krzysztof Kozlowski 2022-12-15 10:11 ` Krzysztof Kozlowski 2022-12-19 8:52 ` Bough Chen 2022-12-19 8:52 ` Bough Chen 2022-12-19 8:59 ` Krzysztof Kozlowski 2022-12-19 8:59 ` Krzysztof Kozlowski 2022-12-14 13:35 ` [PATCH v2 3/3] arm64: dts: imx93: add ADC support haibo.chen 2022-12-14 13:35 ` haibo.chen
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