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@xxxxxxx>
> ---
> .../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@f0000 {
>
> 0x00030000 0x00000012
> 0x00030001 0x0000001d>;
> + #thermal-sensor-cells = <1>;
> };
> --
> 2.1.0.27.g96db324
>
>
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