[PATCH v2 1/3] Documentation: DT: Add iproc-static-adc binding
From: Raveendra Padasalagi <hidden>
Date: 2016-06-19 10:06:27
Also in:
linux-devicetree, linux-iio, lkml
Subsystem:
iio subsystem and drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Jonathan Cameron, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
The patch adds devicetree binding document for broadcom's iproc-static-adc controller driver. Signed-off-by: Raveendra Padasalagi <redacted> Reviewed-by: Ray Jui <redacted> Reviewed-by: Scott Branden <scott.branden@broadcom.com> --- .../bindings/iio/adc/brcm,iproc-static-adc.txt | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/brcm,iproc-static-adc.txt
diff --git a/Documentation/devicetree/bindings/iio/adc/brcm,iproc-static-adc.txt b/Documentation/devicetree/bindings/iio/adc/brcm,iproc-static-adc.txt
new file mode 100644
index 0000000..1de0dfa
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/adc/brcm,iproc-static-adc.txt@@ -0,0 +1,43 @@ +* Broadcom's IPROC Static ADC controller + +Required properties: + +- compatible: Must be "brcm,iproc-static-adc" + +- #address-cells: Specify the number of u32 entries needed in child nodes. + Should set to 1. + +- #size-cells: Specify number of u32 entries needed to specify child nodes size + in reg property. Should set to 1. + +- adc-syscon: Handler of syscon node defining physical base address of the + controller and length of memory mapped region. + +- #io-channel-cells = <1>; As ADC has multiple outputs + refer to Documentation/devicetree/bindings/iio/iio-bindings.txt for details. + +- clocks: Clock used for this block. + +- clock-names: Clock name should be given as tsc_clk. + +- interrupts: interrupt line number. + +For example: + + ts_adc_syscon: ts_adc_syscon at 180a6000 { + compatible = "brcm,iproc-ts-adc-syscon","syscon"; + reg = <0x180a6000 0xc30>; + }; + + adc: adc at 180a6000 { + compatible = "brcm,iproc-static-adc"; + #address-cells = <1>; + #size-cells = <1>; + adc-syscon = <&ts_adc_syscon>; + #io-channel-cells = <1>; + io-channel-ranges; + clocks = <&asiu_clks BCM_CYGNUS_ASIU_ADC_CLK>; + clock-names = "tsc_clk"; + interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>; + status = "disabled"; + };
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1.9.1