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Mon, 24 Feb 2020 20:57:50 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 27878C4479C; Mon, 24 Feb 2020 20:57:50 +0000 (UTC) Received: from eberman-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: eberman) by smtp.codeaurora.org (Postfix) with ESMTPSA id 0C63FC4479D; Mon, 24 Feb 2020 20:57:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 0C63FC4479D Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=eberman@codeaurora.org From: Elliot Berman To: Mark Rutland , Lorenzo Pieralisi , Sudeep Holla Subject: [PATCH v2 3/3] arm64: dts: qcom: sm8250: Add vendor-specific PSCI system reset2 type Date: Mon, 24 Feb 2020 12:57:38 -0800 Message-Id: <1582577858-12410-4-git-send-email-eberman@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1582577858-12410-1-git-send-email-eberman@codeaurora.org> References: <1582577858-12410-1-git-send-email-eberman@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200224_125750_939983_C48D601F X-CRM114-Status: GOOD ( 13.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Trilok Soni , David Collins , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Bjorn Andersson , Elliot Berman , Prasad Sodagudi , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Qualcomm Technologies, Inc. SoCs do not guarantee that an architectural warm reset boots back into Linux kernel. For instance, if download mode or reboot reason cookies are set, the SoC would do a warm reset into an alternate exception level (e.g. a mode to collect RAM dumps) or application at EL1 (e.g. fastboot mode). Thus, Qualcomm Technologies, Inc. SoCs support a vendor-specific warm reset type that can be used in all instances of warm/soft reboots. Signed-off-by: Elliot Berman --- arch/arm64/boot/dts/qcom/sm8250.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi index f63df12..ca49d22 100644 --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi @@ -162,6 +162,7 @@ psci { compatible = "arm,psci-1.0"; method = "smc"; + arm,psci-sys-reset2-param = <0x80000000>; }; reserved_memory: reserved-memory { -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel