From mboxrd@z Thu Jan 1 00:00:00 1970 From: prabhakar.mahadev-lad.rj@bp.renesas.com (Lad Prabhakar) Date: Sat, 1 Feb 2020 12:26:57 +0000 Subject: [cip-dev] [PATCH 4.19.y-cip 09/14] arm64: dts: renesas: r8a774b1: Add RZ/G2N thermal support In-Reply-To: <1580560022-26873-1-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <1580560022-26873-1-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> Message-ID: <1580560022-26873-10-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com> To: cip-dev@lists.cip-project.org List-Id: cip-dev.lists.cip-project.org From: Biju Das commit 95b3547f27a60eb63c0c658072b8cdb09979218c upstream. Add thermal support for R8A774B1 (RZ/G2N) SoC. Based on the work done for r8a77965 SoC. Signed-off-by: Biju Das Link: https://lore.kernel.org/r/1569250648-33857-3-git-send-email-biju.das at bp.renesas.com Signed-off-by: Geert Uytterhoeven Signed-off-by: Lad Prabhakar --- arch/arm64/boot/dts/renesas/r8a774b1.dtsi | 74 +++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi index c69df89..0609c90 100644 --- a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi @@ -389,6 +389,20 @@ status = "disabled"; }; + tsc: thermal at e6198000 { + compatible = "renesas,r8a774b1-thermal"; + reg = <0 0xe6198000 0 0x100>, + <0 0xe61a0000 0 0x100>, + <0 0xe61a8000 0 0x100>; + interrupts = , + , + ; + clocks = <&cpg CPG_MOD 522>; + power-domains = <&sysc R8A774B1_PD_ALWAYS_ON>; + resets = <&cpg 522>; + #thermal-sensor-cells = <1>; + }; + i2c4: i2c at e66d8000 { #address-cells = <1>; #size-cells = <0>; @@ -1105,6 +1119,66 @@ }; }; + 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)>, -- 2.7.4