From patchwork Tue Aug 4 11:46:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rajendra Nayak X-Patchwork-Id: 11700289 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id AFFC514E3 for ; Tue, 4 Aug 2020 11:47:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AAB672075F for ; Tue, 4 Aug 2020 11:47:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="fJNZ+ZMp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730321AbgHDLrW (ORCPT ); Tue, 4 Aug 2020 07:47:22 -0400 Received: from mail29.static.mailgun.info ([104.130.122.29]:64694 "EHLO mail29.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730301AbgHDLrS (ORCPT ); Tue, 4 Aug 2020 07:47:18 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1596541638; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=9fHpmvzcjn/WksFVNHKlyTEU4Iz3HuXFQuXdLVDER64=; b=fJNZ+ZMpjnSQweQiXw4OEWmLg00Y/+HP+aXXcpAJ3sgVaeAdcxGtCcbzIBTmLdp2nr/qAUPn DmkcRGUZTHjRbvNctQQ7FwpFgRl9I6iUCow0qLkequVyhzcNytc3BP8meaIq0iyL7cLHYigV JBSLn6XfZnyT0qIyimovATUeAW0= X-Mailgun-Sending-Ip: 104.130.122.29 X-Mailgun-Sid: WyI5ZDFmMiIsICJsaW51eC1wbUB2Z2VyLmtlcm5lbC5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n20.prod.us-west-2.postgun.com with SMTP id 5f294ac64e5050c6c5d424e9 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Tue, 04 Aug 2020 11:47:18 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 18857C433CB; Tue, 4 Aug 2020 11:47:18 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from blr-ubuntu-173.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: rnayak) by smtp.codeaurora.org (Postfix) with ESMTPSA id D72FCC433CA; Tue, 4 Aug 2020 11:47:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org D72FCC433CA 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=rnayak@codeaurora.org From: Rajendra Nayak To: ulf.hansson@linaro.org, robh+dt@kernel.org, bjorn.andersson@linaro.org Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Rajendra Nayak Subject: [PATCH 3/3] arm64: dts: sc7180: Add assigned-performance-states for i2c Date: Tue, 4 Aug 2020 17:16:56 +0530 Message-Id: <1596541616-27688-4-git-send-email-rnayak@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1596541616-27688-1-git-send-email-rnayak@codeaurora.org> References: <1596541616-27688-1-git-send-email-rnayak@codeaurora.org> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org qup-i2c devices on sc7180 are clocked with a fixed clock (19.2 Mhz) Though qup-i2c does not support DVFS, it still needs to vote for a performance state on 'cx' to satisfy the 19.2 Mhz clock frequency requirement. Use 'assigned-performance-states' to pass this information from device tree, and also add the power-domains property to specify the cx power-domain. Signed-off-by: Rajendra Nayak --- arch/arm64/boot/dts/qcom/sc7180.dtsi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index d46b383..f96ca21 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -767,6 +767,8 @@ <&aggre1_noc MASTER_QUP_0 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -819,6 +821,8 @@ <&aggre1_noc MASTER_QUP_0 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -871,6 +875,8 @@ <&aggre1_noc MASTER_QUP_0 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -905,6 +911,8 @@ <&aggre1_noc MASTER_QUP_0 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -957,6 +965,8 @@ <&aggre1_noc MASTER_QUP_0 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -991,6 +1001,8 @@ <&aggre1_noc MASTER_QUP_0 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -1058,6 +1070,8 @@ <&aggre2_noc MASTER_QUP_1 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -1110,6 +1124,8 @@ <&aggre2_noc MASTER_QUP_1 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -1144,6 +1160,8 @@ <&aggre2_noc MASTER_QUP_1 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -1196,6 +1214,8 @@ <&aggre2_noc MASTER_QUP_1 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -1230,6 +1250,8 @@ <&aggre2_noc MASTER_QUP_1 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; }; @@ -1282,6 +1304,8 @@ <&aggre2_noc MASTER_QUP_1 &mc_virt SLAVE_EBI1>; interconnect-names = "qup-core", "qup-config", "qup-memory"; + power-domains = <&rpmhpd SC7180_CX>; + assigned-performance-states = ; status = "disabled"; };