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AJvYcCWl4JzuRKm3JTSjvcAbkvCrFFL75BptXp7RK2MkfF7lvlfyeeAT2ze+YKLaOurZb9/DXQDlxjr+nofmLzs=@vger.kernel.org X-Gm-Message-State: AOJu0Yxrala/91styS8zjrhECJ02T+I04Xu9xtLfRq9D1CFCiQf5Q4uo Kj52bGQRR28jT10739wQun6a5Xoc2z5oHrSEnZPoxYgKJ/G5qwr4Mq0nc53xG78HYC+h+Iedc8v YHpL31dUssO+FCXLieMpae3iLJg== X-Google-Smtp-Source: AGHT+IEiKn3CQVmPMTLKprEJLyfSe5jv8B99g5wOxhodbCJvNHuufgRdp4KFjo2AWb/3XvYfkZ3bTBmaSOWf4m+NNUs= X-Received: from pjbqn7.prod.google.com ([2002:a17:90b:3d47:b0:2e9:38ea:ca0f]) (user=willmcvicker job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:2dcd:b0:2f6:d266:f45e with SMTP id 98e67ed59e1d1-3057cbcf16amr864128a91.2.1743636891016; Wed, 02 Apr 2025 16:34:51 -0700 (PDT) Date: Wed, 2 Apr 2025 16:33:55 -0700 In-Reply-To: <20250402233407.2452429-1-willmcvicker@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250402233407.2452429-1-willmcvicker@google.com> X-Mailer: git-send-email 2.49.0.472.ge94155a9ec-goog Message-ID: <20250402233407.2452429-5-willmcvicker@google.com> Subject: [PATCH v2 4/7] arm64: dts: exynos: gs101: Add 'local-timer-stop' to cpuidle nodes From: Will McVicker To: Catalin Marinas , Will Deacon , Peter Griffin , "=?UTF-8?q?Andr=C3=A9=20Draszik?=" , Tudor Ambarus , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar , Daniel Lezcano , Thomas Gleixner , Saravana Kannan Cc: Will McVicker , Donghoon Yu , Hosung Kim , kernel-team@android.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Youngmin Nam , Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, Will Deacon Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Will Deacon In preparation for switching to the architected timer as the primary clockevents device, mark the cpuidle nodes with the 'local-timer-stop' property to indicate that an alternative clockevents device must be used for waking up from the "c2" idle state. Signed-off-by: Will Deacon [Original commit from https://android.googlesource.com/kernel/gs/+/a896fd98= 638047989513d05556faebd28a62b27c] Signed-off-by: Will McVicker Reviewed-by: Peter Griffin Tested-by: Peter Griffin --- arch/arm64/boot/dts/exynos/google/gs101.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot= /dts/exynos/google/gs101.dtsi index 3de3a758f113..fd0badf24e6f 100644 --- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi +++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi @@ -155,6 +155,7 @@ ananke_cpu_sleep: cpu-ananke-sleep { idle-state-name =3D "c2"; compatible =3D "arm,idle-state"; arm,psci-suspend-param =3D <0x0010000>; + local-timer-stop; entry-latency-us =3D <70>; exit-latency-us =3D <160>; min-residency-us =3D <2000>; @@ -164,6 +165,7 @@ enyo_cpu_sleep: cpu-enyo-sleep { idle-state-name =3D "c2"; compatible =3D "arm,idle-state"; arm,psci-suspend-param =3D <0x0010000>; + local-timer-stop; entry-latency-us =3D <150>; exit-latency-us =3D <190>; min-residency-us =3D <2500>; @@ -173,6 +175,7 @@ hera_cpu_sleep: cpu-hera-sleep { idle-state-name =3D "c2"; compatible =3D "arm,idle-state"; arm,psci-suspend-param =3D <0x0010000>; + local-timer-stop; entry-latency-us =3D <235>; exit-latency-us =3D <220>; min-residency-us =3D <3500>; --=20 2.49.0.472.ge94155a9ec-goog