On Oct 25, 2013, at 7:00 PM, Wendy Ng wrote:
> This adds the support for Temperature Monitor (TMON) driver for
> Broadcom bcm281xx SoCs. This driver plugs into the Thermal Framework.
>
> Note that this version of the TMON driver does support interrupt-driven
> mode -- only polling-mode of the thermal framework can be used.
>
> Signed-off-by: Wendy Ng <wendy.ng@xxxxxxxxxxxx>
> Reviewed-by: Markus Mayer <mmayer@xxxxxxxxxxxx>
> Reviewed-by: Christian Daudt <csd@xxxxxxxxxxxx>
> Reviewed-by: Matt Porter <matt.porter@xxxxxxxxxx>
> Reviewed-by: Tim Kryger <tim.kryger@xxxxxxxxxx>
> ---
> .../bindings/thermal/bcm-kona-thermal.txt | 24 +++
> drivers/thermal/Kconfig | 11 ++
> drivers/thermal/Makefile | 1 +
> drivers/thermal/bcm_kona_tmon.c | 173 ++++++++++++++++++++
> 4 files changed, 209 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/thermal/bcm-kona-thermal.txt
> create mode 100644 drivers/thermal/bcm_kona_tmon.c
>
> diff --git a/Documentation/devicetree/bindings/thermal/bcm-kona-thermal.txt b/Documentation/devicetree/bindings/thermal/bcm-kona-thermal.txt
> new file mode 100644
> index 0000000..225b898
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/thermal/bcm-kona-thermal.txt
> @@ -0,0 +1,24 @@
> +* Broadcom Kona TMON bindings
> +
> +This version is for the Kona family of SoCs. The TMON (Temperature Monitor)
> +block in a Kona SoC device is used to measure the chip temperature at constant
> +intervals.
> +The TMON block asserts an interrupt if temperature exceeds a user programmed
> +threshold value. The TMON block would reset the entire device once it
> +reaches a critical temperature which is also a programmable setting.
> +
> +Required properties:
> +- compatible : "brcm,bcm11351-tmon", "brcm,kona-tmon"
> +- reg : Address range of the thermal register
> +- clocks : the clock signal that drives the TMON block
> +- interrupts: the interrupt signal associated with the TMON block
> +
> +
> +Example:
> + tmon@34008000 {
> + compatible = "brcm,bcm11351-tmon", "brcm,kona-tmon";
> + reg = <0x34008000 0x0024>;
> + clocks = <&tmon_1m_clk>;
> + interrupts = <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
I'd remove the 'status' line from an example.
> + };
Ack on the binding (beyond my minor nit pick on the status prop).
Acked-by: Kumar Gala <galak@xxxxxxxxxxxxxx>
- k
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