On Mon, Jul 09, 2018 at 04:56:51PM +0530, Amit Kucheria wrote:
> On Wed, Jul 4, 2018 at 3:18 AM, Matthias Kaehlcke <mka@xxxxxxxxxxxx> wrote:
> > Hi,
> >
> > On Mon, Jul 02, 2018 at 06:14:09PM +0530, Amit Kucheria wrote:
> >> SDM845 has two tsens blocks, one with 13 sensors and the other with 8
> >> sensors.
> >>
> >> Signed-off-by: Amit Kucheria <amit.kucheria@xxxxxxxxxx>
> >> ---
> >> arch/arm64/boot/dts/qcom/sdm845.dtsi | 16 ++++++++++++++++
> >> 1 file changed, 16 insertions(+)
> >>
> >> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> >> index cdaabeb..edf8505 100644
> >> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> >> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> >> @@ -221,6 +221,22 @@
> >> #interrupt-cells = <2>;
> >> };
> >>
> >> + tsens0: tsens@c222000 {
> >> + compatible = "qcom,tsens-v2.4.0", "qcom,tsens-v2";
> >> + reg = <0xc263000 0x1ff>, /* TM */
> >> + <0xc222000 0x1ff>; /* SROT */
> >> + #qcom,sensors = <13>;
> >> + #thermal-sensor-cells = <1>;
> >> + };
> >> +
> >> + tsens1: tsens@c223000 {
> >> + compatible = "qcom,tsens-v2.4.0", "qcom,tsens-v2";
> >> + reg = <0xc265000 0x1ff>, /* TM */
> >> + <0xc223000 0x1ff>; /* SROT */
> >> + #qcom,sensors = <8>;
> >> + #thermal-sensor-cells = <1>;
> >> + };
> >> +
> >> spmi_bus: spmi@c440000 {
> >> compatible = "qcom,spmi-pmic-arb";
> >> reg = <0xc440000 0x1100>,
> >
> > I tested this series on an SDM845 board. Temperatures can be read from
> > the tsens0 sensors, however for tsens1 sensors I get:
> >
> > cat temp
> > cat: temp: No data available
> >
> > TRDY_READY_BIT set when reading TRDY_OFFSET in get_temp_tsens_v2().
> > Unfortunately I currently have no documentation of the registers or the
> > thermal sensors in general and couldn't investigate further.
> >
> > Any idea what could be the problem?
>
> Strangely enough, I'm seeing this now after rebuilding my integration
> branch to test some other bits.
>
> I've sent another version with this patch removed while I investigate
> this. Could you check if you're able to read all 8 sensors with v5?
With v6 all sensors can be read, thanks!
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