From patchwork Wed Oct 11 11:18:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mrinmay Sarkar X-Patchwork-Id: 732066 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 98438CD6E5C for ; Wed, 11 Oct 2023 11:19:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234817AbjJKLTS (ORCPT ); Wed, 11 Oct 2023 07:19:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55816 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346223AbjJKLTN (ORCPT ); Wed, 11 Oct 2023 07:19:13 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 85EDE8F; Wed, 11 Oct 2023 04:19:11 -0700 (PDT) Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 39B7eN1T007541; Wed, 11 Oct 2023 11:18:46 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; s=qcppdkim1; bh=Phnvs6QEKkgNQ5LA1nlWTwso20SPC3+GMVBI7QWqKPs=; b=VeumFlyP5fNc6b0MxJ9ztzcp+wTzIvzluJtHfrJryaw6znFEApH6RhxVims/1V1sQ05s CaJPU25fRMf6oW/cLZH0K0qxQvORqBv4+DvGLIdpTr7Osoe/WZca0PUDYxwzPa/+7QX8 URKeK8ey579Bvd8qdzQfSdUhFQyGNI7aqYYBrZ+uYVU0SQgHGPrV6kJn7d9HMIEatiGX XxtYhttktxd0srmiWXHKO13hKV0hfFjoxU0tVFoE/9+H9QSX6sTf5t+y3q4L/DKxP0Jb kJm0DaRQHKyv1cA7Svv93g4AYJOwEo2r3n8Rro9aNM1jQFqlhFBEOwmRymO8G31lR/Nf LA== Received: from apblrppmta02.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3tnqh1gfxv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 11 Oct 2023 11:18:45 +0000 Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 39BBIgSK011225; Wed, 11 Oct 2023 11:18:42 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 3tk0dkmaxb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 11 Oct 2023 11:18:42 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 39BBIg0L011218; Wed, 11 Oct 2023 11:18:42 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-msarkar-hyd.qualcomm.com [10.213.111.194]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 39BBIfuM011217; Wed, 11 Oct 2023 11:18:42 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 3891782) id DCF0B43B8; Wed, 11 Oct 2023 16:48:40 +0530 (+0530) From: Mrinmay Sarkar To: agross@kernel.org, andersson@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, konrad.dybcio@linaro.org, mani@kernel.org Cc: quic_shazhuss@quicinc.com, quic_nitegupt@quicinc.com, quic_ramkri@quicinc.com, quic_nayiluri@quicinc.com, dmitry.baryshkov@linaro.org, robh@kernel.org, quic_krichai@quicinc.com, quic_vbadigan@quicinc.com, quic_parass@quicinc.com, Mrinmay Sarkar , Bjorn Helgaas , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= , Kishon Vijay Abraham I , Vinod Koul , linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, mhi@lists.linux.dev, linux-phy@lists.infradead.org Subject: [PATCH v2 2/4] phy: qcom-qmp-pcie: add endpoint support for sa8775p Date: Wed, 11 Oct 2023 16:48:27 +0530 Message-Id: <1697023109-23671-3-git-send-email-quic_msarkar@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1697023109-23671-1-git-send-email-quic_msarkar@quicinc.com> References: <1697023109-23671-1-git-send-email-quic_msarkar@quicinc.com> X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: K4ChyZQm2kzr8VT-1bgp-3wYfYRYfDk5 X-Proofpoint-ORIG-GUID: K4ChyZQm2kzr8VT-1bgp-3wYfYRYfDk5 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-11_09,2023-10-11_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 phishscore=0 spamscore=0 bulkscore=0 clxscore=1015 lowpriorityscore=0 mlxlogscore=984 mlxscore=0 priorityscore=1501 adultscore=0 malwarescore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2309180000 definitions=main-2310110099 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add support for dual lane end point mode PHY found on sa8755p platform. Signed-off-by: Mrinmay Sarkar --- drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 41 ++++++++++++++++++++++++++++++ drivers/phy/qualcomm/phy-qcom-qmp-pcs-v5.h | 2 ++ 2 files changed, 43 insertions(+) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c index a63ca74..962b4a1 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c @@ -2147,6 +2147,38 @@ static const struct qmp_phy_init_tbl sa8775p_qmp_gen4x4_pcie_rc_serdes_alt_tbl[] QMP_PHY_INIT_CFG(QSERDES_V5_COM_CLK_SELECT, 0x34), }; +static const struct qmp_phy_init_tbl sa8775p_qmp_gen4x2_pcie_ep_serdes_alt_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_COM_BG_TIMER, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYS_CLK_CTRL, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CP_CTRL_MODE0, 0x27), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CP_CTRL_MODE1, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_RCTRL_MODE0, 0x17), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_RCTRL_MODE1, 0x19), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_CCTRL_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_PLL_CCTRL_MODE1, 0x03), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_SYSCLK_EN_SEL, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_INTEGLOOP_GAIN0_MODE0, 0xfb), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_INTEGLOOP_GAIN1_MODE0, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_INTEGLOOP_GAIN0_MODE1, 0xfb), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_INTEGLOOP_GAIN1_MODE1, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_CMN_MODE, 0x14), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP1_MODE0, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP2_MODE0, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP1_MODE1, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_LOCK_CMP2_MODE1, 0x09), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DEC_START_MODE0, 0x19), + QMP_PHY_INIT_CFG(QSERDES_V5_COM_DEC_START_MODE1, 0x28), +}; + +static const struct qmp_phy_init_tbl sa8775p_qmp_gen4_pcie_ep_pcs_misc_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_20_PCS_PCIE_OSC_DTCT_MODE2_CONFIG5, 0x08), +}; + +static const struct qmp_phy_init_tbl sa8775p_qmp_gen4x2_pcie_ep_pcs_alt_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_PCS_INSIG_MX_CTRL7, 0x00), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_INSIG_SW_CTRL7, 0x00), +}; + struct qmp_pcie_offsets { u16 serdes; u16 pcs; @@ -3043,6 +3075,15 @@ static const struct qmp_phy_cfg sa8775p_qmp_gen4x2_pciephy_cfg = { .pcs_misc_num = ARRAY_SIZE(sa8775p_qmp_gen4_pcie_rc_pcs_misc_tbl), }, + .tbls_ep = &(const struct qmp_phy_cfg_tbls) { + .serdes = sa8775p_qmp_gen4x2_pcie_ep_serdes_alt_tbl, + .serdes_num = ARRAY_SIZE(sa8775p_qmp_gen4x2_pcie_ep_serdes_alt_tbl), + .pcs_misc = sa8775p_qmp_gen4_pcie_ep_pcs_misc_tbl, + .pcs_misc_num = ARRAY_SIZE(sa8775p_qmp_gen4_pcie_ep_pcs_misc_tbl), + .pcs = sa8775p_qmp_gen4x2_pcie_ep_pcs_alt_tbl, + .pcs_num = ARRAY_SIZE(sa8775p_qmp_gen4x2_pcie_ep_pcs_alt_tbl), + }, + .reset_list = sdm845_pciephy_reset_l, .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), .vreg_list = qmp_phy_vreg_l, diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-v5.h b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-v5.h index 36cc80b..6ee1c33 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-v5.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-v5.h @@ -11,6 +11,8 @@ #define QPHY_V5_PCS_PCS_STATUS1 0x014 #define QPHY_V5_PCS_POWER_DOWN_CONTROL 0x040 #define QPHY_V5_PCS_START_CONTROL 0x044 +#define QPHY_V5_PCS_INSIG_SW_CTRL7 0x060 +#define QPHY_V5_PCS_INSIG_MX_CTRL7 0x07c #define QPHY_V5_PCS_LOCK_DETECT_CONFIG1 0x0c4 #define QPHY_V5_PCS_LOCK_DETECT_CONFIG2 0x0c8 #define QPHY_V5_PCS_LOCK_DETECT_CONFIG3 0x0cc