Re: [PATCH v3 27/30] ARM: dts: sun8i: h3: use calibration for ths

From: Maxime Ripard
Date: Thu Sep 06 2018 - 07:51:20 EST


On Thu, Sep 06, 2018 at 01:47:47PM +0200, Philipp Rossak wrote:
> On 04.09.2018 18:46, Emmanuel Vadot wrote:
> > > + /* Data cells */
> > > + thermal_calibration: calib@234 {
> > > + reg = <0x234 0x8>;
> > > + };
> > You are declaring 8 bytes of calibration data but to my knowledge it's
> > only 2 bytes per sensor, so 2 bytes for H3.
> > Am I missing something ?
> >
> > Thanks,
>
> Emmanuel you are right, it is 2 bytes per Sensor and should be 2 bytes for
> H3, but the thermal calibration data field is on all chips 64 bit wide - so
> 8 bytes. So I'm reading here the complete calibration data field.

Having one cell per channel would make more sense I guess.

Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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