[PATCH V5 2/6] thermal: bcm2835: add thermal driver for bcm2835 soc

[Eric Anholt]

kernel at martin.sperl.org writes:

> From: Martin Sperl <kernel at martin.sperl.org>
>
> Add basic thermal driver for bcm2835 SOC.
>
> This driver currently relies on the firmware setting up the
> tsense HW block and does not set it up itself.
>
> Signed-off-by: Martin Sperl <kernel at martin.sperl.org>
>
> ChangeLog:
>  V1 -> V2: added specific settings depending on compatiblity
> 	   added trip point based on register
> 	   setting up ctrl-register if HW is not enabled by firmware
> 	     as per recommendation of Eric (untested)
> 	   check that clock frequency is in range
> 	     (1.9 - 5MHz - as per comment in clk-bcm2835.c)
>  V2 -> V4: moved back to thermal (not using bcm sub-directory)
>        	   set polling interval to 1second (was 0ms, so interrupt driven)

This is still:

Acked-by: Eric Anholt <eric at anholt.net>
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