iio: at91: document ADC clock properties

Document the clock properties required by the at91 ADC driver.

Signed-off-by: Boris Brezillon <b.brezillon@overkiz.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Boris BREZILLON 2013-12-17 16:16:00 +00:00 committed by Jonathan Cameron
parent 4a2bbdb45e
commit 1a5b7d41f8

View file

@ -5,6 +5,9 @@ Required properties:
<chip> can be "at91sam9260", "at91sam9g45" or "at91sam9x5"
- reg: Should contain ADC registers location and length
- interrupts: Should contain the IRQ line for the ADC
- clock-names: tuple listing input clock names.
Required elements: "adc_clk", "adc_op_clk".
- clocks: phandles to input clocks.
- atmel,adc-channels-used: Bitmask of the channels muxed and enable for this
device
- atmel,adc-startup-time: Startup Time of the ADC in microseconds as
@ -44,6 +47,8 @@ adc0: adc@fffb0000 {
compatible = "atmel,at91sam9260-adc";
reg = <0xfffb0000 0x100>;
interrupts = <20 4>;
clocks = <&adc_clk>, <&adc_op_clk>;
clock-names = "adc_clk", "adc_op_clk";
atmel,adc-channel-base = <0x30>;
atmel,adc-channels-used = <0xff>;
atmel,adc-drdy-mask = <0x10000>;