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| author | Biju Das <biju.das@bp.renesas.com> | 2019-09-23 17:57:26 +0300 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-10-10 17:22:07 +0300 |
| commit | 95b3547f27a60eb63c0c658072b8cdb09979218c (patch) | |
| tree | f1513424c1cc2dc476e195123877b4beaa73d393 /arch/arm64/boot/dts/renesas | |
| parent | ce21f29032ae49a0bb2a260ab5ebf4c516c9f6e9 (diff) | |
| download | linux-95b3547f27a60eb63c0c658072b8cdb09979218c.tar.xz | |
arm64: dts: renesas: r8a774b1: Add RZ/G2N thermal support
Add thermal support for R8A774B1 (RZ/G2N) SoC.
Based on the work done for r8a77965 SoC.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Link: https://lore.kernel.org/r/1569250648-33857-3-git-send-email-biju.das@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm64/boot/dts/renesas')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a774b1.dtsi | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi index 398bf3861254..2b5dfd0fd6af 100644 --- a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi @@ -301,6 +301,20 @@ #power-domain-cells = <1>; }; + tsc: thermal@e6198000 { + compatible = "renesas,r8a774b1-thermal"; + reg = <0 0xe6198000 0 0x100>, + <0 0xe61a0000 0 0x100>, + <0 0xe61a8000 0 0x100>; + interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 522>; + power-domains = <&sysc R8A774B1_PD_ALWAYS_ON>; + resets = <&cpg 522>; + #thermal-sensor-cells = <1>; + }; + i2c4: i2c@e66d8000 { #address-cells = <1>; #size-cells = <0>; @@ -832,6 +846,66 @@ }; }; + thermal-zones { + sensor_thermal1: sensor-thermal1 { + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&tsc 0>; + sustainable-power = <2439>; + + trips { + sensor1_crit: sensor1-crit { + temperature = <120000>; + hysteresis = <1000>; + type = "critical"; + }; + }; + }; + + sensor_thermal2: sensor-thermal2 { + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&tsc 1>; + sustainable-power = <2439>; + + trips { + sensor2_crit: sensor2-crit { + temperature = <120000>; + hysteresis = <1000>; + type = "critical"; + }; + }; + }; + + sensor_thermal3: sensor-thermal3 { + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&tsc 2>; + sustainable-power = <2439>; + + cooling-maps { + map0 { + trip = <&target>; + cooling-device = <&a57_0 0 2>; + contribution = <1024>; + }; + }; + trips { + target: trip-point1 { + temperature = <100000>; + hysteresis = <1000>; + type = "passive"; + }; + + sensor3_crit: sensor3-crit { + temperature = <120000>; + hysteresis = <1000>; + type = "critical"; + }; + }; + }; + }; + timer { compatible = "arm,armv8-timer"; interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, |