From patchwork Fri Sep 13 10:37:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Soutrik Mukhopadhyay X-Patchwork-Id: 13803262 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6593FFA3741 for ; Fri, 13 Sep 2024 10:38:19 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 418FE10ECE1; Fri, 13 Sep 2024 10:38:16 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=quicinc.com header.i=@quicinc.com header.b="O0h4I1JJ"; dkim-atps=neutral Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5612110ECE1; Fri, 13 Sep 2024 10:38:15 +0000 (UTC) Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 48DA9oNo023602; Fri, 13 Sep 2024 10:38:08 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:date:from:in-reply-to:message-id:references:subject:to; s= qcppdkim1; bh=Eb3Dsd+PhZxPRgGY3QyHSypD1Ta/qs5oM3FVjfn7Vbo=; b=O0 h4I1JJ1yfzmPnFJIPvQ0ovtGlo+pn0NqjYNn1Ave2VHf2AdgPi58LJOs7VQQunih XwwMlCQS51ICiSeZb/AMeveY2i8co1DkXXFtH9jiECqtKqP2o/66LBfyAodZPENG pt8ZWqHW2Xw/TmZ4VfWLCaFG603tFqAwtEZ2++qEzLZDRi/mayEVeaPSB4yiapv/ uA8vEq99r6RWYkodkmTTZvxfFXCGrlBUY0fZxRiEiXWESIhw6+UYUh3Zu6xQ+f4F zWDkyJdk2k2sW6uUy9l+X2DxmM68fyIVKEcOLgcW8uWYv1DsdZtSXMbQb6YScjgr 8ZQiikq23KW2OCPALwrg== Received: from apblrppmta01.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 41gy6pgc69-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 13 Sep 2024 10:38:07 +0000 (GMT) Received: from pps.filterd (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTP id 48DAc3dX032444; Fri, 13 Sep 2024 10:38:03 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTPS id 41h1698fe8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 13 Sep 2024 10:38:03 +0000 Received: from APBLRPPMTA01.qualcomm.com (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 48DAc2Ue032410; Fri, 13 Sep 2024 10:38:02 GMT Received: from hu-maiyas-hyd.qualcomm.com (hu-mukhopad-hyd.qualcomm.com [10.147.244.250]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 48DAc2Eg032386; Fri, 13 Sep 2024 10:38:02 +0000 Received: by hu-maiyas-hyd.qualcomm.com (Postfix, from userid 3978529) id 8E07E5000AF; Fri, 13 Sep 2024 16:08:01 +0530 (+0530) From: Soutrik Mukhopadhyay To: vkoul@kernel.org, kishon@kernel.org, konradybcio@kernel.org, andersson@kernel.org, simona@ffwll.ch, dmitry.baryshkov@linaro.org, abel.vesa@linaro.org, robdclark@gmail.com, quic_abhinavk@quicinc.com, sean@poorly.run, marijn.suijten@somainline.org, airlied@gmail.com, daniel@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, quic_khsieh@quicinc.com, konrad.dybcio@linaro.org, quic_parellan@quicinc.com, quic_bjorande@quicinc.com Cc: Soutrik Mukhopadhyay , linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, quic_riteshk@quicinc.com, quic_vproddut@quicinc.com Subject: [PATCH v2 3/5] phy: qcom: edp: Add support for eDP PHY on SA8775P Date: Fri, 13 Sep 2024 16:07:53 +0530 Message-Id: <20240913103755.7290-4-quic_mukhopad@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240913103755.7290-1-quic_mukhopad@quicinc.com> References: <20240913103755.7290-1-quic_mukhopad@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-ORIG-GUID: rqoekvDgvpn3DA5Up6VZFzGzqmpJonyu X-Proofpoint-GUID: rqoekvDgvpn3DA5Up6VZFzGzqmpJonyu X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 adultscore=0 bulkscore=0 lowpriorityscore=0 mlxlogscore=999 spamscore=0 phishscore=0 impostorscore=0 suspectscore=0 mlxscore=0 malwarescore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2408220000 definitions=main-2409130073 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add support for eDP PHY v5 found on the Qualcomm SA8775P platform. Signed-off-by: Soutrik Mukhopadhyay Reviewed-by: Dmitry Baryshkov --- v2: Fixed review comments from Dmitry - Reused edp_swing_hbr_rbr and edp_swing_hbr2_hbr3 for v5. --- drivers/phy/qualcomm/phy-qcom-edp.c | 33 +++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/drivers/phy/qualcomm/phy-qcom-edp.c b/drivers/phy/qualcomm/phy-qcom-edp.c index bcd5aced9e06..5e3053ccced1 100644 --- a/drivers/phy/qualcomm/phy-qcom-edp.c +++ b/drivers/phy/qualcomm/phy-qcom-edp.c @@ -191,6 +191,31 @@ static const u8 edp_phy_aux_cfg_v4[10] = { 0x00, 0x13, 0x24, 0x00, 0x0a, 0x26, 0x0a, 0x03, 0x37, 0x03 }; +static const u8 edp_pre_emp_hbr_rbr_v5[4][4] = { + { 0x05, 0x11, 0x17, 0x1d }, + { 0x05, 0x11, 0x18, 0xff }, + { 0x06, 0x11, 0xff, 0xff }, + { 0x00, 0xff, 0xff, 0xff } +}; + +static const u8 edp_pre_emp_hbr2_hbr3_v5[4][4] = { + { 0x0c, 0x15, 0x19, 0x1e }, + { 0x0b, 0x15, 0x19, 0xff }, + { 0x0e, 0x14, 0xff, 0xff }, + { 0x0d, 0xff, 0xff, 0xff } +}; + +static const struct qcom_edp_swing_pre_emph_cfg edp_phy_swing_pre_emph_cfg_v5 = { + .swing_hbr_rbr = &edp_swing_hbr_rbr, + .swing_hbr3_hbr2 = &edp_swing_hbr2_hbr3, + .pre_emphasis_hbr_rbr = &edp_pre_emp_hbr_rbr_v5, + .pre_emphasis_hbr3_hbr2 = &edp_pre_emp_hbr2_hbr3_v5, +}; + +static const u8 edp_phy_aux_cfg_v5[10] = { + 0x00, 0x13, 0xa4, 0x00, 0x0a, 0x26, 0x0a, 0x03, 0x37, 0x03 +}; + static int qcom_edp_phy_init(struct phy *phy) { struct qcom_edp *edp = phy_get_drvdata(phy); @@ -523,6 +548,13 @@ static const struct phy_ver_ops qcom_edp_phy_ops_v4 = { .com_configure_ssc = qcom_edp_com_configure_ssc_v4, }; +static const struct qcom_edp_phy_cfg sa8775p_dp_phy_cfg = { + .is_edp = false, + .aux_cfg = edp_phy_aux_cfg_v5, + .swing_pre_emph_cfg = &edp_phy_swing_pre_emph_cfg_v5, + .ver_ops = &qcom_edp_phy_ops_v4, +}; + static const struct qcom_edp_phy_cfg sc7280_dp_phy_cfg = { .aux_cfg = edp_phy_aux_cfg_v4, .ver_ops = &qcom_edp_phy_ops_v4, @@ -1117,6 +1149,7 @@ static int qcom_edp_phy_probe(struct platform_device *pdev) } static const struct of_device_id qcom_edp_phy_match_table[] = { + { .compatible = "qcom,sa8775p-edp-phy", .data = &sa8775p_dp_phy_cfg, }, { .compatible = "qcom,sc7280-edp-phy", .data = &sc7280_dp_phy_cfg, }, { .compatible = "qcom,sc8180x-edp-phy", .data = &sc7280_dp_phy_cfg, }, { .compatible = "qcom,sc8280xp-dp-phy", .data = &sc8280xp_dp_phy_cfg, },