From patchwork Thu Sep 7 05:21:37 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Varadarajan Narayanan X-Patchwork-Id: 721357 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2EF41EE14D4 for ; Thu, 7 Sep 2023 05:22:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242411AbjIGFW1 (ORCPT ); Thu, 7 Sep 2023 01:22:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230505AbjIGFW1 (ORCPT ); Thu, 7 Sep 2023 01:22:27 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0AF611BC6; Wed, 6 Sep 2023 22:22:22 -0700 (PDT) Received: from pps.filterd (m0279872.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3875HeOw031547; Thu, 7 Sep 2023 05:22:12 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=GNzeGs72gyYrxh1ssq1Q8To2jF0FuYwA5DUwFaUsgAA=; b=FnvfxF0tw9FnFAK4k/gRBoixSuw2sO76Y4H7/dIursPU12yfnGCo/wVxcshkKjJZx7uK E9dLZdwKNmFU5VJsz49aDC2ZzUwHMQ3Tu7yKt27LxX0UadC7SN0o2p5hjuMMAg+sLEGk JIx1gHiKlBIwBvc7gS4fIyVxiLlUhzTBSvaKH9AiRFmjLwIoGWR1k7sgH6u4cwmHI3jM fCVmrRrstVo994NvqWX4bj1jG5hmtyaKVLDK8/y1Dysu4YemLzP1AR16J8h9cr+DkFI8 4a6KTJxhiD84bgyiPTSvyR/v+lwCieVrGojDDuqX/m6jYHGSDvDpGyB+hXCi3fT4wUAb /Q== Received: from nasanppmta05.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3sxwes16k6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 07 Sep 2023 05:22:12 +0000 Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3875MB8Y018998 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 7 Sep 2023 05:22:11 GMT Received: from varda-linux.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Wed, 6 Sep 2023 22:22:06 -0700 From: Varadarajan Narayanan To: , , , , , , , , , , , , , , , , CC: Varadarajan Narayanan Subject: [PATCH v1 02/10] clk: qcom: apss-ipq-pll: Use stromer plus ops for stromer plus pll Date: Thu, 7 Sep 2023 10:51:37 +0530 Message-ID: <00a5ca23101df1f8f20bdec03be20af9d39c64d1.1693996662.git.quic_varada@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: sV1coLH2xs_KGvZJb_tKB3iYokb5F1YO X-Proofpoint-GUID: sV1coLH2xs_KGvZJb_tKB3iYokb5F1YO X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-06_12,2023-09-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 priorityscore=1501 bulkscore=0 clxscore=1015 phishscore=0 adultscore=0 spamscore=0 impostorscore=0 suspectscore=0 mlxscore=0 mlxlogscore=941 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309070045 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The set rate and determine rate operations are different between Stromer and Stromer Plus PLLs. Hence, use stromer plus ops for ipq_pll_stromer_plus. Signed-off-by: Kathiravan T Signed-off-by: Varadarajan Narayanan --- drivers/clk/qcom/apss-ipq-pll.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/qcom/apss-ipq-pll.c b/drivers/clk/qcom/apss-ipq-pll.c index e170331..18c4ffe 100644 --- a/drivers/clk/qcom/apss-ipq-pll.c +++ b/drivers/clk/qcom/apss-ipq-pll.c @@ -68,7 +68,7 @@ static struct clk_alpha_pll ipq_pll_stromer_plus = { .fw_name = "xo", }, .num_parents = 1, - .ops = &clk_alpha_pll_stromer_ops, + .ops = &clk_alpha_pll_stromer_plus_ops, }, }, }; From patchwork Thu Sep 7 05:21:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Varadarajan Narayanan X-Patchwork-Id: 721356 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CEA0FEE14D3 for ; Thu, 7 Sep 2023 05:22:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243335AbjIGFWq (ORCPT ); Thu, 7 Sep 2023 01:22:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40428 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243185AbjIGFWo (ORCPT ); Thu, 7 Sep 2023 01:22:44 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E0B951BD0; Wed, 6 Sep 2023 22:22:29 -0700 (PDT) Received: from pps.filterd (m0279864.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3872dl6B018368; Thu, 7 Sep 2023 05:22:22 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=/WmI8wsVRAVdrw5/a19tlbQiCkJceggErAbjp9Ta5sA=; b=H7PKjjfM0fDBhmewQLS9ICQYOKXoBEqeDxKn54z6cNcHZCXpEEYjy7J+V++ZUC/5mIwK pcOleZOvMukbHaAhx1wm0NCidG7Bsp2EkkHo/mHY3elm6xjbwBIdvOvPJWlagl5VHaGE HioNiPt7gm8fqbvyAwbhKe4LbkZpZD6vOYVTEdCbgJCawR0x1mFkZOHcVBvrosY/QXGA ri3PAfXkIX/PoBnRNg293yBBsdcus6X7FVVhfHcHVuMH1hazOEn8Lbbqrphg74Lmj9i2 oEp4OJu5F8Jll+D34zKsKZ7GdWLAMVeqMEZdEUuhVcnvazGbapDDttQvTZq2ANB8rhXi pw== Received: from nasanppmta01.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3sy4bqgebq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 07 Sep 2023 05:22:22 +0000 Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3875MLZU016172 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 7 Sep 2023 05:22:21 GMT Received: from varda-linux.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Wed, 6 Sep 2023 22:22:16 -0700 From: Varadarajan Narayanan To: , , , , , , , , , , , , , , , , CC: Varadarajan Narayanan Subject: [PATCH v1 04/10] clk: qcom: apss-ipq6018: ipq5332: add safe source switch for a53pll Date: Thu, 7 Sep 2023 10:51:39 +0530 Message-ID: <5e3c29df2b42cceb8072b00546a78e1b99b2d374.1693996662.git.quic_varada@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: zBuqeQ_fBzb0LgdK5udURgEk22RBEVi2 X-Proofpoint-ORIG-GUID: zBuqeQ_fBzb0LgdK5udURgEk22RBEVi2 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-06_12,2023-09-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 malwarescore=0 suspectscore=0 phishscore=0 spamscore=0 mlxlogscore=999 mlxscore=0 impostorscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309070045 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Stromer Plus PLL found on IPQ53xx doesn't support dynamic frequency scaling. To achieve the same, we need to park the APPS PLL source to GPLL0, re configure the PLL and then switch the source to APSS_PLL_EARLY. To support this, register a clock notifier to get the PRE_RATE and POST_RATE notification. Change the APSS PLL source to GPLL0 when PRE_RATE notification is received, then configure the PLL and then change back the source to APSS_PLL_EARLY. Signed-off-by: Kathiravan T Signed-off-by: Varadarajan Narayanan --- drivers/clk/qcom/apss-ipq6018.c | 54 ++++++++++++++++++++++++++++++++++++++++- 1 file changed, 53 insertions(+), 1 deletion(-) diff --git a/drivers/clk/qcom/apss-ipq6018.c b/drivers/clk/qcom/apss-ipq6018.c index 4e13a08..ffb6ab5 100644 --- a/drivers/clk/qcom/apss-ipq6018.c +++ b/drivers/clk/qcom/apss-ipq6018.c @@ -9,8 +9,11 @@ #include #include #include +#include +#include #include +#include #include "common.h" #include "clk-regmap.h" @@ -84,15 +87,64 @@ static const struct qcom_cc_desc apss_ipq6018_desc = { .num_clks = ARRAY_SIZE(apss_ipq6018_clks), }; +static int cpu_clk_notifier_fn(struct notifier_block *nb, unsigned long action, + void *data) +{ + u8 index; + int err; + + if (action == PRE_RATE_CHANGE) + index = P_GPLL0; + else if (action == POST_RATE_CHANGE) + index = P_APSS_PLL_EARLY; + else + return 0; + + err = clk_rcg2_mux_closest_ops.set_parent(&apcs_alias0_clk_src.clkr.hw, + index); + + return notifier_from_errno(err); +} + +static struct notifier_block cpu_clk_notifier = { + .notifier_call = cpu_clk_notifier_fn, +}; + static int apss_ipq6018_probe(struct platform_device *pdev) { struct regmap *regmap; + u32 soc_id; + int ret; + + ret = qcom_smem_get_soc_id(&soc_id); + if (ret) + return ret; regmap = dev_get_regmap(pdev->dev.parent, NULL); if (!regmap) return -ENODEV; - return qcom_cc_really_probe(pdev, &apss_ipq6018_desc, regmap); + ret = qcom_cc_really_probe(pdev, &apss_ipq6018_desc, regmap); + if (ret) + return ret; + + switch (soc_id) { + /* + * Only below variants of IPQ53xx support scaling + */ + case QCOM_ID_IPQ5332: + case QCOM_ID_IPQ5322: + case QCOM_ID_IPQ5300: + ret = clk_notifier_register(apcs_alias0_clk_src.clkr.hw.clk, + &cpu_clk_notifier); + if (ret) + return ret; + break; + default: + break; + } + + return 0; } static struct platform_driver apss_ipq6018_driver = { From patchwork Thu Sep 7 05:21:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Varadarajan Narayanan X-Patchwork-Id: 721355 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B7D5BEE14D3 for ; 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Wed, 6 Sep 2023 22:22:27 -0700 From: Varadarajan Narayanan To: , , , , , , , , , , , , , , , , CC: Varadarajan Narayanan Subject: [PATCH v1 06/10] cpufreq: qti: Enable cpufreq for ipq53xx Date: Thu, 7 Sep 2023 10:51:41 +0530 Message-ID: <558c6b70090ea7220bfb0b6e7d81828025018376.1693996662.git.quic_varada@quicinc.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 In-Reply-To: References: X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: ORkbjThvXh9kxoPbReY4_cORZRGAyCUP X-Proofpoint-ORIG-GUID: ORkbjThvXh9kxoPbReY4_cORZRGAyCUP X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-06_12,2023-09-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 phishscore=0 lowpriorityscore=0 adultscore=0 mlxlogscore=999 spamscore=0 malwarescore=0 suspectscore=0 mlxscore=0 bulkscore=0 priorityscore=1501 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309070045 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org IPQ53xx have different OPPs available for the CPU based on SoC variant. This can be determined through use of an eFuse register present in the silicon. Added support for ipq53xx on nvmem driver which helps to determine OPPs at runtime based on the eFuse register which has the CPU frequency limits. opp-supported-hw dt binding can be used to indicate the available OPPs for each limit. nvmem driver also creates the "cpufreq-dt" platform_device after passing the version matching data to the OPP framework so that the cpufreq-dt handles the actual cpufreq implementation. Signed-off-by: Kathiravan T Signed-off-by: Varadarajan Narayanan --- drivers/cpufreq/cpufreq-dt-platdev.c | 1 + drivers/cpufreq/qcom-cpufreq-nvmem.c | 15 +++++++++++++++ 2 files changed, 16 insertions(+) diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c index 02ec58a..f0c45d4 100644 --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c @@ -178,6 +178,7 @@ static const struct of_device_id blocklist[] __initconst = { { .compatible = "ti,am625", }, { .compatible = "ti,am62a7", }, + { .compatible = "qcom,ipq5332", }, { .compatible = "qcom,ipq8064", }, { .compatible = "qcom,apq8064", }, { .compatible = "qcom,msm8974", }, diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c index 84d7033..49d21b0 100644 --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c @@ -146,6 +146,20 @@ static int qcom_cpufreq_kryo_name_version(struct device *cpu_dev, return PTR_ERR(speedbin); switch (msm_id) { + case QCOM_ID_IPQ5332: + case QCOM_ID_IPQ5322: + case QCOM_ID_IPQ5312: + case QCOM_ID_IPQ5302: + case QCOM_ID_IPQ5300: + /* Fuse Value Freq BIT to set + * --------------------------------- + * 2’b00 No Limit BIT(0) + * 2’b01 1.5 GHz BIT(1) + * 2’b10 1.2 Ghz BIT(2) + * 2’b11 1.0 GHz BIT(3) + */ + drv->versions = 1 << (unsigned int)(*speedbin); + break; case QCOM_ID_MSM8996: case QCOM_ID_APQ8096: drv->versions = 1 << (unsigned int)(*speedbin); @@ -359,6 +373,7 @@ static const struct of_device_id qcom_cpufreq_match_list[] __initconst = { { .compatible = "qcom,apq8096", .data = &match_data_kryo }, { .compatible = "qcom,msm8996", .data = &match_data_kryo }, { .compatible = "qcom,qcs404", .data = &match_data_qcs404 }, + { .compatible = "qcom,ipq5332", .data = &match_data_kryo }, { .compatible = "qcom,ipq8064", .data = &match_data_krait }, { .compatible = "qcom,apq8064", .data = &match_data_krait }, { .compatible = "qcom,msm8974", .data = &match_data_krait }, From patchwork Thu Sep 7 05:21:43 2023 Content-Type: text/plain; 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Thu, 7 Sep 2023 05:22:42 GMT Received: from varda-linux.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Wed, 6 Sep 2023 22:22:37 -0700 From: Varadarajan Narayanan To: , , , , , , , , , , , , , , , , CC: Varadarajan Narayanan Subject: [PATCH v1 08/10] dt-bindings: cpufreq: qcom-cpufreq-nvmem: document IPQ9574 Date: Thu, 7 Sep 2023 10:51:43 +0530 Message-ID: X-Mailer: git-send-email 2.7.4 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: vlcnjTeOMrvfKeDZJrvenURlwM8BWLpI X-Proofpoint-ORIG-GUID: vlcnjTeOMrvfKeDZJrvenURlwM8BWLpI X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-06_12,2023-09-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 spamscore=0 lowpriorityscore=0 adultscore=0 impostorscore=0 phishscore=0 bulkscore=0 suspectscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309070045 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Document IPQ9574 compatible for Qcom NVMEM CPUFreq driver. Signed-off-by: Varadarajan Narayanan --- Documentation/devicetree/bindings/cpufreq/qcom-cpufreq-nvmem.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/cpufreq/qcom-cpufreq-nvmem.yaml b/Documentation/devicetree/bindings/cpufreq/qcom-cpufreq-nvmem.yaml index 75e996a..a6534bf 100644 --- a/Documentation/devicetree/bindings/cpufreq/qcom-cpufreq-nvmem.yaml +++ b/Documentation/devicetree/bindings/cpufreq/qcom-cpufreq-nvmem.yaml @@ -30,6 +30,7 @@ select: - qcom,ipq5332 - qcom,ipq8064 - qcom,ipq8074 + - qcom,ipq9574 - qcom,msm8939 - qcom,msm8960 - qcom,msm8974 From patchwork Thu Sep 7 05:21:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Varadarajan Narayanan X-Patchwork-Id: 721353 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6BA4DEE14D7 for ; Thu, 7 Sep 2023 05:24:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231830AbjIGFYd (ORCPT ); Thu, 7 Sep 2023 01:24:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47576 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242346AbjIGFYc (ORCPT ); Thu, 7 Sep 2023 01:24:32 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 42EB51FC6; Wed, 6 Sep 2023 22:24:00 -0700 (PDT) Received: from pps.filterd (m0279871.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3874sYbO024320; Thu, 7 Sep 2023 05:22:49 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : mime-version : in-reply-to : references : content-type : content-transfer-encoding; s=qcppdkim1; bh=kEMZE311kuSIysXCzCHzrtPRAC/01PofCb3pYyOhmmk=; b=VadpahkdT+MXAIhauMJYFr2pt0KaVnqVYc8BnAavu/PSnAHEpWqxF9JSN+fcwDA7mTNx 6MQFoCtj8dDZSor65XRnEkssIld77zkGOmAAT3/YCBUiclZoSA2OhjrFN4xFX4ZEzzSy +mXDQN20KohI8bLR8VzizdttYUys+QVBdNBzCt1xnL8rfDL9bGyrooGfxg81zHd7h9f1 b8L8N7JohCgi0Y1Fgn8UwFwRLSxy1fh81frImioq5VjBPml+87mzoDxNmjFEkyF7vT38 B9PmI1YwFtRwz+tLhJpYD23YRkktj0bHrHQ0RAgnhiTuU81NLnrqR+gDn5LyuTWthYaj hw== Received: from nasanppmta04.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3sy50d8apd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 07 Sep 2023 05:22:49 +0000 Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3875MmkB018953 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 7 Sep 2023 05:22:48 GMT Received: from varda-linux.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Wed, 6 Sep 2023 22:22:42 -0700 From: Varadarajan Narayanan To: , , , , , , , , , , , , , , , , CC: Varadarajan Narayanan , Praveenkumar I Subject: [PATCH v1 09/10] cpufreq: qti: Introduce cpufreq for ipq95xx Date: Thu, 7 Sep 2023 10:51:44 +0530 Message-ID: X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 In-Reply-To: References: X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: E2pKXKB1uNtzr1HeOIK6hpFhumM-sje0 X-Proofpoint-GUID: E2pKXKB1uNtzr1HeOIK6hpFhumM-sje0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-06_12,2023-09-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 phishscore=0 spamscore=0 malwarescore=0 priorityscore=1501 mlxlogscore=999 adultscore=0 suspectscore=0 bulkscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1011 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309070045 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org IPQ95xx SoCs have different OPPs available for the CPU based on the SoC variant. This can be determined from an eFuse register present in the silicon. Added support for ipq95xx on nvmem driver which helps to determine OPPs at runtime based on the eFuse register which has the CPU frequency limits. opp-supported-hw dt binding can be used to indicate the available OPPs for each limit. Signed-off-by: Praveenkumar I Signed-off-by: Kathiravan T Signed-off-by: Varadarajan Narayanan --- drivers/cpufreq/cpufreq-dt-platdev.c | 1 + drivers/cpufreq/qcom-cpufreq-nvmem.c | 20 ++++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c index f0c45d4..4ab29c0 100644 --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c @@ -180,6 +180,7 @@ static const struct of_device_id blocklist[] __initconst = { { .compatible = "qcom,ipq5332", }, { .compatible = "qcom,ipq8064", }, + { .compatible = "qcom,ipq9574", }, { .compatible = "qcom,apq8064", }, { .compatible = "qcom,msm8974", }, { .compatible = "qcom,msm8960", }, diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c index 49d21b0..de70225 100644 --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c @@ -168,6 +168,25 @@ static int qcom_cpufreq_kryo_name_version(struct device *cpu_dev, case QCOM_ID_APQ8096SG: drv->versions = 1 << ((unsigned int)(*speedbin) + 4); break; + case QCOM_ID_IPQ9514: + case QCOM_ID_IPQ9550: + case QCOM_ID_IPQ9554: + case QCOM_ID_IPQ9570: + case QCOM_ID_IPQ9574: + /* Fuse Value Freq BIT to set + * --------------------------------- + * 2’b00 No Limit BIT(0) + * 2’b10 1.8 GHz BIT(1) + * 2’b01 1.5 Ghz BIT(2) + * 2’b11 1.2 GHz BIT(3) + */ + if ((unsigned int)(*speedbin) == 2) + drv->versions = BIT(1); + else if ((unsigned int)(*speedbin) == 1) + drv->versions = BIT(2); + else + drv->versions = 1 << (unsigned int)(*speedbin); + break; default: BUG(); break; @@ -375,6 +394,7 @@ static const struct of_device_id qcom_cpufreq_match_list[] __initconst = { { .compatible = "qcom,qcs404", .data = &match_data_qcs404 }, { .compatible = "qcom,ipq5332", .data = &match_data_kryo }, { .compatible = "qcom,ipq8064", .data = &match_data_krait }, + { .compatible = "qcom,ipq9574", .data = &match_data_kryo }, { .compatible = "qcom,apq8064", .data = &match_data_krait }, { .compatible = "qcom,msm8974", .data = &match_data_krait }, { .compatible = "qcom,msm8960", .data = &match_data_krait },