From: santosh.shilimkar@ti•com (Santosh Shilimkar)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v3 2/3] clocksource: keystone: add bindings for keystone timer
Date: Thu, 26 Dec 2013 13:00:29 -0500 [thread overview]
Message-ID: <52BC6EBD.1050206@ti.com> (raw)
In-Reply-To: <1387974724-31138-3-git-send-email-ivan.khoronzhuk@ti.com>
On Wednesday 25 December 2013 07:32 AM, Ivan Khoronzhuk wrote:
> This patch provides bindings for the 64-bit timer in the KeyStone
> architecture devices. The timer can be configured as a general-purpose 64-bit
> timer, dual general-purpose 32-bit timers. When configured as dual 32-bit
> timers, each half can operate in conjunction (chain mode) or independently
> (unchained mode) of each other.
>
> It is global timer is a free running up-counter and can generate interrupt
> when the counter reaches preset counter values.
>
> Documentation:
> http://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf
>
> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti•com>
> ---
The binding is trivial but still needs to be blessed by DT folks.
It looks good for me.
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti•com>
> .../bindings/timer/ti,keystone-timer.txt | 29 ++++++++++++++++++++
> 1 file changed, 29 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/timer/ti,keystone-timer.txt
>
> diff --git a/Documentation/devicetree/bindings/timer/ti,keystone-timer.txt b/Documentation/devicetree/bindings/timer/ti,keystone-timer.txt
> new file mode 100644
> index 0000000..5fbe361
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/timer/ti,keystone-timer.txt
> @@ -0,0 +1,29 @@
> +* Device tree bindings for Texas instruments Keystone timer
> +
> +This document provides bindings for the 64-bit timer in the KeyStone
> +architecture devices. The timer can be configured as a general-purpose 64-bit
> +timer, dual general-purpose 32-bit timers. When configured as dual 32-bit
> +timers, each half can operate in conjunction (chain mode) or independently
> +(unchained mode) of each other.
> +
> +It is global timer is a free running up-counter and can generate interrupt
> +when the counter reaches preset counter values.
> +
> +Documentation:
> +http://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf
> +
> +Required properties:
> +
> +- compatible : should be "ti,keystone-timer".
> +- reg : specifies base physical address and count of the registers.
> +- interrupts : interrupt generated by the timer.
> +- clocks : the clock feeding the timer clock.
> +
> +Example:
> +
> +timer at 22f0000 {
> + compatible = "ti,keystone-timer";
> + reg = <0x022f0000 0x80>;
> + interrupts = <GIC_SPI 110 IRQ_TYPE_EDGE_RISING>;
> + clocks = <&clktimer15>;
> +};
>
next prev parent reply other threads:[~2013-12-26 18:00 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-25 12:32 [PATCH v3 0/3] Introduce clocksource driver for Keystone platform Ivan Khoronzhuk
2013-12-25 12:32 ` [PATCH v3 1/3] clocksource: timer-keystone: introduce clocksource driver for Keystone Ivan Khoronzhuk
2013-12-26 17:58 ` Santosh Shilimkar
2013-12-26 18:22 ` Stephen Boyd
2013-12-26 18:40 ` ivan.khoronzhuk
2013-12-26 19:42 ` Stephen Boyd
2013-12-25 12:32 ` [PATCH v3 2/3] clocksource: keystone: add bindings for keystone timer Ivan Khoronzhuk
2013-12-26 18:00 ` Santosh Shilimkar [this message]
2013-12-25 12:32 ` [PATCH v3 3/3] arm: dts: keystone: add keystone timer entry Ivan Khoronzhuk
2013-12-26 18:02 ` Santosh Shilimkar
2013-12-28 19:07 ` Daniel Lezcano
2013-12-29 19:23 ` Santosh Shilimkar
2014-01-13 11:28 ` ivan.khoronzhuk
2014-01-13 13:14 ` Daniel Lezcano
2014-01-13 14:20 ` Santosh Shilimkar
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