diff options
Diffstat (limited to 'Documentation/devicetree/bindings/arm')
| -rw-r--r-- | Documentation/devicetree/bindings/arm/atmel-at91.txt | 2 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/omap/counter.txt | 15 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/omap/timer.txt | 31 |
3 files changed, 47 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt index ecc81e368715..d187e9f7cf1c 100644 --- a/Documentation/devicetree/bindings/arm/atmel-at91.txt +++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt @@ -8,7 +8,7 @@ PIT Timer required properties: shared across all System Controller members. TC/TCLIB Timer required properties: -- compatible: Should be "atmel,<chip>-pit". +- compatible: Should be "atmel,<chip>-tcb". <chip> can be "at91rm9200" or "at91sam9x5" - reg: Should contain registers location and length - interrupts: Should contain all interrupts for the TC block diff --git a/Documentation/devicetree/bindings/arm/omap/counter.txt b/Documentation/devicetree/bindings/arm/omap/counter.txt new file mode 100644 index 000000000000..5bd8aa091315 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/omap/counter.txt @@ -0,0 +1,15 @@ +OMAP Counter-32K bindings + +Required properties: +- compatible: Must be "ti,omap-counter32k" for OMAP controllers +- reg: Contains timer register address range (base address and length) +- ti,hwmods: Name of the hwmod associated to the counter, which is typically + "counter_32k" + +Example: + +counter32k: counter@4a304000 { + compatible = "ti,omap-counter32k"; + reg = <0x4a304000 0x20>; + ti,hwmods = "counter_32k"; +}; diff --git a/Documentation/devicetree/bindings/arm/omap/timer.txt b/Documentation/devicetree/bindings/arm/omap/timer.txt new file mode 100644 index 000000000000..8732d4d41f8b --- /dev/null +++ b/Documentation/devicetree/bindings/arm/omap/timer.txt @@ -0,0 +1,31 @@ +OMAP Timer bindings + +Required properties: +- compatible: Must be "ti,omap2-timer" for OMAP2+ controllers. +- reg: Contains timer register address range (base address and + length). +- interrupts: Contains the interrupt information for the timer. The + format is being dependent on which interrupt controller + the OMAP device uses. +- ti,hwmods: Name of the hwmod associated to the timer, "timer<X>", + where <X> is the instance number of the timer from the + HW spec. + +Optional properties: +- ti,timer-alwon: Indicates the timer is in an alway-on power domain. +- ti,timer-dsp: Indicates the timer can interrupt the on-chip DSP in + addition to the ARM CPU. +- ti,timer-pwm: Indicates the timer can generate a PWM output. +- ti,timer-secure: Indicates the timer is reserved on a secure OMAP device + and therefore cannot be used by the kernel. + +Example: + +timer12: timer@48304000 { + compatible = "ti,omap2-timer"; + reg = <0x48304000 0x400>; + interrupts = <95>; + ti,hwmods = "timer12" + ti,timer-alwon; + ti,timer-secure; +}; |