Hi Geert,
Thanks for your work.
On 2024-03-06 11:58:35 +0100, Geert Uytterhoeven wrote:
> From: Duy Nguyen <duy.nguyen.rh@xxxxxxxxxxx>
>
> Add device nodes for the Thermal Sensor/Chip Internal Voltage
> Monitor/Core Voltage Monitor (THS/CIVM/CVM) and the various thermal
> zones on the Renesas R-Car V4M (R8A779H0) SoC.
>
> Add support for 2 TSC nodes of thermal.
>
> Signed-off-by: Duy Nguyen <duy.nguyen.rh@xxxxxxxxxxx>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> ---
> Tested on Renesas Gray Hawk Single with an R-Car V4M SoC that has
> unfortunately no calibration values fused.
> To be queued in renesas-devel for v6.10.
>
> Changes compared to the BSP:
> - Drop bogus interrupts property, as interrupts are routed to the ECM,
> - Change polling-delay from <0> to <1000> as interrupts are not
> supported.
> ---
> arch/arm64/boot/dts/renesas/r8a779h0.dtsi | 40 +++++++++++++++++++++++
> 1 file changed, 40 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
> index 11885729181bc903..a01929231e08fa30 100644
> --- a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
> @@ -318,6 +318,16 @@ sysc: system-controller@e6180000 {
> #power-domain-cells = <1>;
> };
>
> + tsc: thermal@e6198000 {
> + compatible = "renesas,r8a779h0-thermal";
> + reg = <0 0xe6198000 0 0x200>,
> + <0 0xe61a0000 0 0x200>;
> + clocks = <&cpg CPG_MOD 919>;
> + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>;
> + resets = <&cpg 919>;
> + #thermal-sensor-cells = <1>;
> + };
> +
> i2c0: i2c@e6500000 {
> compatible = "renesas,i2c-r8a779h0",
> "renesas,rcar-gen4-i2c";
> @@ -653,6 +663,36 @@ prr: chipid@fff00044 {
> };
> };
>
> + thermal-zones {
> + sensor_thermal_cr52: sensor1-thermal {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> + thermal-sensors = <&tsc 0>;
> +
> + trips {
> + sensor1_crit: sensor1-crit {
> + temperature = <120000>;
> + hysteresis = <1000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + sensor_thermal_ca76: sensor2-thermal {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> + thermal-sensors = <&tsc 1>;
> +
> + trips {
> + sensor2_crit: sensor2-crit {
> + temperature = <120000>;
> + hysteresis = <1000>;
> + type = "critical";
> + };
> + };
> + };
> + };
> +
> timer {
> compatible = "arm,armv8-timer";
> interrupts-extended = <&gic GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
> --
> 2.34.1
>
>
--
Kind Regards,
Niklas Söderlund
