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Sat, 07 Sep 2019 09:51:54 -0700 (PDT) From: Anand Moon To: Rob Herring , Martin Blumenstingl , Jerome Brunet , Neil Armstrong , Kevin Hilman Subject: [RFCv1 1/1] arm64: dts: meson: odroid-c2: Enable SCPI DVFS for cpu Date: Sat, 7 Sep 2019 16:51:32 +0000 Message-Id: <20190907165132.464-2-linux.amoon@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20190907165132.464-1-linux.amoon@gmail.com> References: <20190907165132.464-1-linux.amoon@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190907_095155_524350_1FFF2F94 X-CRM114-Status: GOOD ( 12.01 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:443 listed in] [list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (linux.amoon[at]gmail.com) -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org Enable System Control and Power Interface, DVFS for cpu with setting 1.54 GHz as max freq in the initial SCPI tables loaded by the BL2, i.e. packed with U-Boot. Fixes: f7bcd4b6f698 (ARM64: dts: meson-gxbb-odroidc2: Disable SCPI DVFS) Cc: Martin Blumenstingl Cc: Jerome Brunet Cc: Neil Armstrong Cc: Kevin Hilman Suggested-by: Martin Blumenstingl Signed-off-by: Anand Moon --- In discuss on other mailing list thread below. [0] https://lkml.org/lkml/2019/8/30/186 Tested on mainline U-Boot 2019.07-1 (Aug 01 2019 - 23:58:01 +0000) Arch Linux ARM on archlinux distro. --- arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts index 6ae9fafe4244..7e822408ba26 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts @@ -307,7 +307,7 @@ }; &scpi_clocks { - status = "disabled"; + status = "okay"; }; /* SD */