[PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings

Rob Herring robh at kernel.org
Mon Jun 6 23:47:08 AEST 2016


On Fri, Jun 03, 2016 at 02:57:33PM +0800, Jia Hongtao wrote:
> For different types of SoC the sensor id and endianness may vary.
> "#thermal-sensor-cells" is used to provide sensor id information.
> "little-endian" property is to tell the endianness of TMU.
> 
> Signed-off-by: Jia Hongtao <hongtao.jia at nxp.com>
> ---
>  .../devicetree/bindings/thermal/qoriq-thermal.txt     | 19 +++++++++++++------
>  1 file changed, 13 insertions(+), 6 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> index 66223d5..8eeef80 100644
> --- a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> +++ b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> @@ -1,22 +1,28 @@
>  * Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs
>  
>  Required properties:
> -- compatible : Must include "fsl,qoriq-tmu". The version of the device is
> +- compatible: Must include "fsl,qoriq-tmu". The version of the device is

Please split functional changes from formatting changes. This one seems 
pretty pointless.

>  	determined by the TMU IP Block Revision Register (IPBRR0) at
>  	offset 0x0BF8.
> -	Table of correspondences between IPBRR0 values and example  chips:
> +	Table of correspondences between IPBRR0 values and example chips:
>  		Value           Device
>  		----------      -----
>  		0x01900102      T1040
> -- reg : Address range of TMU registers.
> -- interrupts : Contains the interrupt for TMU.
> -- fsl,tmu-range : The values to be programmed into TTRnCR, as specified by
> +- reg: Address range of TMU registers.
> +- interrupts: Contains the interrupt for TMU.
> +- fsl,tmu-range: The values to be programmed into TTRnCR, as specified by
>  	the SoC reference manual. The first cell is TTR0CR, the second is
>  	TTR1CR, etc.
> -- fsl,tmu-calibration : A list of cell pairs containing temperature
> +- fsl,tmu-calibration: A list of cell pairs containing temperature
>  	calibration data, as specified by the SoC reference manual.
>  	The first cell of each pair is the value to be written to TTCFGR,
>  	and the second is the value to be written to TSCFGR.
> +- #thermal-sensor-cells: Must be 1. The sensor specifier is the monitoring
> +	site ID, and represents the "n" in TRITSRn and TRATSRn.
> +
> +Optional property:
> +- little-endian: If present, the TMU registers are little endian.  If absent,
> +	the default is big endian.
>  
>  Example:
>  
> @@ -60,4 +66,5 @@ tmu at f0000 {
>  
>  			       0x00030000 0x00000012
>  			       0x00030001 0x0000001d>;
> +	#thermal-sensor-cells = <1>;
>  };
> -- 
> 2.1.0.27.g96db324
> 
> 
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