diff mbox series

[3/3] arm64: dts: renesas: r9a07g054: Add TSU node

Message ID 20220308223324.7456-4-prabhakar.mahadev-lad.rj@bp.renesas.com (mailing list archive)
State Mainlined
Commit a2a47dd22ecfd3f918a9c508d4c87b95c24fc94c
Delegated to: Geert Uytterhoeven
Headers show
Series Renesas RZ/V2L add GPU/OPP/TSU support | expand

Commit Message

Lad Prabhakar March 8, 2022, 10:33 p.m. UTC 
Add TSU and thermal-zones nodes to RZ/V2L (R9A07G054) SoC DTSI.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a07g054.dtsi | 41 ++++++++++++++++++++++
 1 file changed, 41 insertions(+)

Comments

Geert Uytterhoeven March 18, 2022, 1:27 p.m. UTC | #1 
On Tue, Mar 8, 2022 at 11:33 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:
> Add TSU and thermal-zones nodes to RZ/V2L (R9A07G054) SoC DTSI.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v5.19.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/r9a07g054.dtsi b/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
index bdf0a104e82c..f35aa0311e9c 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
@@ -589,6 +589,16 @@ 
 			};
 		};
 
+		tsu: thermal@10059400 {
+			compatible = "renesas,r9a07g054-tsu",
+				     "renesas,rzg2l-tsu";
+			reg = <0 0x10059400 0 0x400>;
+			clocks = <&cpg CPG_MOD R9A07G054_TSU_PCLK>;
+			resets = <&cpg R9A07G054_TSU_PRESETN>;
+			power-domains = <&cpg>;
+			#thermal-sensor-cells = <1>;
+		};
+
 		sbc: spi@10060000 {
 			compatible = "renesas,r9a07g054-rpc-if",
 				     "renesas,rzg2l-rpc-if";
@@ -974,6 +984,37 @@ 
 		};
 	};
 
+	thermal-zones {
+		cpu-thermal {
+			polling-delay-passive = <250>;
+			polling-delay = <1000>;
+			thermal-sensors = <&tsu 0>;
+			sustainable-power = <717>;
+
+			cooling-maps {
+				map0 {
+					trip = <&target>;
+					cooling-device = <&cpu0 0 2>;
+					contribution = <1024>;
+				};
+			};
+
+			trips {
+				sensor_crit: sensor-crit {
+					temperature = <125000>;
+					hysteresis = <1000>;
+					type = "critical";
+				};
+
+				target: trip-point {
+					temperature = <100000>;
+					hysteresis = <1000>;
+					type = "passive";
+				};
+			};
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,