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Date: Fri, 13 Dec 2013 14:41:50 +0800 From: Bo Shen <voice.shen@...el.com> To: thierry.reding@...il.com Cc: nicolas.ferre@...el.com, plagnioj@...osoft.com, alexandre.belloni@...e-electrons.com, galak@...eaurora.org, linux-pwm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, Bo Shen <voice.shen@...el.com> Subject: [PATCH v9 2/2] PWM: atmel-pwm: add device tree binding document Add atmel pwm driver device tree binding document Signed-off-by: Bo Shen <voice.shen@...el.com> Acked-by: Alexandre Belloni <alexandre.belloni@...e-electrons.com> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com> Acked-by: Kumar Gala <galak@...eaurora.org> --- .../devicetree/bindings/pwm/atmel-pwm.txt | 41 ++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/atmel-pwm.txt diff --git a/Documentation/devicetree/bindings/pwm/atmel-pwm.txt b/Documentation/devicetree/bindings/pwm/atmel-pwm.txt new file mode 100644 index 0000000..1c1a5fa --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/atmel-pwm.txt @@ -0,0 +1,41 @@ +Atmel PWM controller + +Required properties: + - compatible: should be one of: + - "atmel,at91sam9rl-pwm" + - "atmel,sama5d3-pwm" + - reg: physical base address and length of the controller's registers + - #pwm-cells: Should be 3. See pwm.txt in this directory for a + description of the cells format + +Example: + + pwm0: pwm@...34000 { + compatible = "atmel,at91sam9rl-pwm"; + reg = <0xf8034000 0x400>; + #pwm-cells = <3>; + }; + +The following the pwm led based example: + + pwm0: pwm@...34000 { + compatible = "atmel,at91sam9rl-pwm"; + reg = <0xf8034000 0x400>; + #pwm-cells = <3>; + }; + + pwdleds { + compatible = "pwm-leds"; + + d1 { + label = "d1"; + pwms = <&pwm0 3 5000 0> + max-brightness = <255>; + }; + + d2 { + label = "d2"; + pwms = <&pwm0 1 5000 1> + max-brightness = <255>; + }; + }; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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