From mboxrd@z Thu Jan 1 00:00:00 1970 From: Baolin Wang Subject: [PATCH v2 1/2] dt-bindings: iio: Add Spreadtrum SC27XX PMICs ADC controller documentation Date: Fri, 15 Jun 2018 15:03:35 +0800 Message-ID: <9b6743bb6782041b7fec9ed0e166faf2b6456de4.1529040864.git.baolin.wang@linaro.org> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: jic23@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com Cc: baolin.wang@linaro.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, freeman.liu@spreadtrum.com, broonie@kernel.org, devicetree@vger.kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org This patch adds the binding documentation for Spreadtrum SC27XX series PMICs ADC controller device. Signed-off-by: Baolin Wang --- Changes since v1: - No updates. --- .../bindings/iio/adc/sprd,sc27xx-adc.txt | 36 ++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt diff --git a/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt b/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt new file mode 100644 index 0000000..8aad960 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt @@ -0,0 +1,36 @@ +Spreadtrum SC27XX series PMICs ADC binding + +Required properties: +- compatible: Should be one of the following. + "sprd,sc2720-adc" + "sprd,sc2721-adc" + "sprd,sc2723-adc" + "sprd,sc2730-adc" + "sprd,sc2731-adc" +- reg: The address offset of ADC controller. +- interrupt-parent: The interrupt controller. +- interrupts: The interrupt number for the ADC device. +- #io-channel-cells: Number of cells in an IIO specifier. +- hwlocks: Reference to a phandle of a hwlock provider node. + +Example: + + sc2731_pmic: pmic@0 { + compatible = "sprd,sc2731"; + reg = <0>; + spi-max-frequency = <26000000>; + interrupts = ; + interrupt-controller; + #interrupt-cells = <2>; + #address-cells = <1>; + #size-cells = <0>; + + pmic_adc: adc@480 { + compatible = "sprd,sc2731-adc"; + reg = <0x480>; + interrupt-parent = <&sc2731_pmic>; + interrupts = <0 IRQ_TYPE_LEVEL_HIGH>; + #io-channel-cells = <1>; + hwlocks = <&hwlock 4>; + }; + }; -- 1.7.9.5