From patchwork Mon Sep 23 11:31:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Soutrik Mukhopadhyay X-Patchwork-Id: 13809515 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5689F6D1B4; Mon, 23 Sep 2024 11:32:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727091136; cv=none; b=mwab6XXKV5+cErofIFsjAoatZZ8W5yxTY91L6XbHWGuMayZCEMUJVNeAWelWH+PQD4ct3cXwwuUL9ZxDlVg9BGRdiF5KLkV6wGbEqY/j14ZK/t7cugIKnqNVEesB/oYkuv3vt5OyVxhVewb+PcnBjBlBWWhusTKD+CJMY6F8JW4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727091136; c=relaxed/simple; bh=QoB7E5S5unnsP0+vzYU4/mLqWmbmqBSCbMXlUScI1CQ=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=l+DTW5yE7LRGrM4IP+cV/h6CN8te6RlZ6XM+QMsjEryYIIbuZETIWJYEz4/5qs7swli4Hx1bRA53mupurAE5Pq/Eue2QEgdvESPHae3YER6arysOEAUUeMQ6m2nqeJI3eytCGJC7ySErveru0iS6li+ko0Crb/VmJMuA5qwGlzg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=qualcomm.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=F0Uk1UiP; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="F0Uk1UiP" Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 48NBVJnQ009504; Mon, 23 Sep 2024 11:31:58 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=tiziASYPzyPvrJgB0f+GuhPLXd/9s5qgWMudMYHckhc=; b=F0 Uk1UiPJS3dkA5/3qx3VJO8ML8EJkwpQqw4nmDilJwAj1mewnrMJkLZ2F4TCJzah3 tNcnmTemfWKnPAjjATo0P8taPbWjh+8SSbQmeZaDo4IlCHIc3S6TtrCWVSiAb6cs eWV+OAzl3bRBrOyuactjJvFMD9HbYYT16qr2k0pCghSJyDT83hsLj3R7dAUYHhYx +86V+XYVydkm61o7cHzoGAFbUCnMi2IQd2a9CKDLR59Kej0ZyZOP7FL3mnLqqeUy e3INPVM2RND1m+YZVgy6BQdC0w00xAJB1Sa41QsP1mj20pEq+ZR2045GtSNHbF45 7sESoWJiwhJmsY/LjIPw== 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 41skuemm06-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 23 Sep 2024 11:31:57 +0000 (GMT) Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTP id 48NBVrm5028934; Mon, 23 Sep 2024 11:31:53 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 41sq7kstdk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Mon, 23 Sep 2024 11:31:53 +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 48NBVqLk028907; Mon, 23 Sep 2024 11:31:52 GMT Received: from hu-maiyas-hyd.qualcomm.com (hu-mukhopad-hyd.qualcomm.com [10.147.244.250]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 48NBVqft028903; Mon, 23 Sep 2024 11:31:52 +0000 Received: by hu-maiyas-hyd.qualcomm.com (Postfix, from userid 3978529) id 94CFB5000B1; Mon, 23 Sep 2024 17:01:51 +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 v3 3/5] phy: qcom: edp: Add support for eDP PHY on SA8775P Date: Mon, 23 Sep 2024 17:01:48 +0530 Message-Id: <20240923113150.24711-4-quic_mukhopad@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240923113150.24711-1-quic_mukhopad@quicinc.com> References: <20240923113150.24711-1-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-GUID: qJKHzS5A0Pt5NUeHz--QxBhGOz9ylIzk X-Proofpoint-ORIG-GUID: qJKHzS5A0Pt5NUeHz--QxBhGOz9ylIzk 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 phishscore=0 spamscore=0 adultscore=0 clxscore=1015 lowpriorityscore=0 suspectscore=0 malwarescore=0 impostorscore=0 mlxlogscore=999 bulkscore=0 mlxscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2408220000 definitions=main-2409230085 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Add support for eDP PHY v5 found on the Qualcomm SA8775P platform. Reviewed-by: Dmitry Baryshkov 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. v3: No change --- 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 2ecff164ec44..f1b51018683d 100644 --- a/drivers/phy/qualcomm/phy-qcom-edp.c +++ b/drivers/phy/qualcomm/phy-qcom-edp.c @@ -183,6 +183,31 @@ 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); @@ -507,6 +532,13 @@ 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, @@ -1101,6 +1133,7 @@ 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, },