From patchwork Wed Mar 22 10:44:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Varadarajan Narayanan X-Patchwork-Id: 666098 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 82D34C761AF for ; Wed, 22 Mar 2023 10:45:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230189AbjCVKp4 (ORCPT ); Wed, 22 Mar 2023 06:45:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37452 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229464AbjCVKpx (ORCPT ); Wed, 22 Mar 2023 06:45:53 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C4E3661A9C; Wed, 22 Mar 2023 03:45:34 -0700 (PDT) Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32M5YZKc008524; Wed, 22 Mar 2023 10:45:28 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=sQc4gCJdw9QQNg8NbHTJpbymPQ4ysMmGyiyBMi3eTrc=; b=ZqPxjxdD7JFMe3jTK21UL600g/K0c1zMsGQIwViMLOi5COZhliIwc1EQ7nIlHiZ4t9Oo FBRSR88lRPWmDKuNGGf8bbpQ7RlGGBilKtAxq612fwuKXzyX+qll+BzLXdJBE6Na1nKJ WwMSS36t00zsfQfpFZjbi/Mi1uOKO94zhMcY90ASBn01rjhXWW/2ar5Rh8tC+eGqgELT 9Smh5Ah8EO/pGtDVfctIOSbP39S/gJl44euyC6b4cWBJWeekoo9/lWyxf1zJ6zOLX5Yc /QjG52FcxN+j7O1ji2YljrwUzlZYVTLFhoLU18U9Oc7l4UnzodkiDnIXQivQLSG+hM9Q fA== Received: from nasanppmta04.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3pfrk0s3md-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 22 Mar 2023 10:45:28 +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 32MAjQ1Q007356 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 22 Mar 2023 10:45:26 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 15.2.986.41; Wed, 22 Mar 2023 03:45:20 -0700 From: Varadarajan Narayanan To: , , , , , , , , , , , , , , , , CC: Varadarajan Narayanan , Praveenkumar I Subject: [PATCH v3 6/8] phy: qcom: qmp: Update IPQ9574 USB Phy initialization Sequence Date: Wed, 22 Mar 2023 16:14:10 +0530 Message-ID: <7a32d331223f417998ddd2a97f65d3c8c26d18ef.1679479634.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: nasanex01a.na.qualcomm.com (10.52.223.231) 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: jUGvwdsh9Yt8-1GqkxQzNWYWueuo-TRU X-Proofpoint-ORIG-GUID: jUGvwdsh9Yt8-1GqkxQzNWYWueuo-TRU X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-22_07,2023-03-22_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 suspectscore=0 bulkscore=0 priorityscore=1501 clxscore=1015 impostorscore=0 adultscore=0 lowpriorityscore=0 spamscore=0 mlxlogscore=999 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303150002 definitions=main-2303220076 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Updated USB QMP PHY Init sequence based on HPG for IPQ9574. Reused clock and reset list from existing targets. Signed-off-by: Praveenkumar I Signed-off-by: Varadarajan Narayanan --- Changes in v3: - Fix hex captitalization Changes in v2: - Removed unused phy register offsets - Moved the clock entries to the correct place - Maintain sorted order --- drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 119 ++++++++++++++++++++++++++++++++ 1 file changed, 119 insertions(+) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c index a49711c..2ba35e4 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c @@ -94,6 +94,7 @@ enum qphy_reg_layout { QPHY_PCS_STATUS, QPHY_PCS_AUTONOMOUS_MODE_CTRL, QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR, + QPHY_PCS_LFPS_RXTERM_IRQ_STATUS, QPHY_PCS_POWER_DOWN_CONTROL, /* Keep last to ensure regs_layout arrays are properly initialized */ QPHY_LAYOUT_SIZE @@ -139,6 +140,97 @@ static const unsigned int qmp_v5_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = { [QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR] = QPHY_V5_PCS_USB3_LFPS_RXTERM_IRQ_CLEAR, }; +static const unsigned int usb3phy_regs_layout[] = { + [QPHY_SW_RESET] = 0x00, + [QPHY_START_CTRL] = 0x08, + [QPHY_PCS_STATUS] = 0x17c, + [QPHY_PCS_AUTONOMOUS_MODE_CTRL] = 0x0d4, + [QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR] = 0x0d8, + [QPHY_PCS_POWER_DOWN_CONTROL] = 0x04, +}; + +static const struct qmp_phy_init_tbl ipq9574_usb3_serdes_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0x1a), + QMP_PHY_INIT_CFG(QSERDES_COM_BIAS_EN_CLKBUFLR_EN, 0x08), + QMP_PHY_INIT_CFG(QSERDES_COM_CLK_SELECT, 0x30), + QMP_PHY_INIT_CFG(QSERDES_COM_BG_TRIM, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_RX_UCDR_FASTLOCK_FO_GAIN, 0x0b), + QMP_PHY_INIT_CFG(QSERDES_COM_SVS_MODE_CLK_SEL, 0x01), + QMP_PHY_INIT_CFG(QSERDES_COM_HSCLK_SEL, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_CMN_CONFIG, 0x06), + QMP_PHY_INIT_CFG(QSERDES_COM_PLL_IVCO, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_COM_SYS_CLK_CTRL, 0x06), + /* PLL and Loop filter settings */ + QMP_PHY_INIT_CFG(QSERDES_COM_DEC_START_MODE0, 0x68), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START1_MODE0, 0xab), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START2_MODE0, 0xaa), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START3_MODE0, 0x02), + QMP_PHY_INIT_CFG(QSERDES_COM_CP_CTRL_MODE0, 0x09), + QMP_PHY_INIT_CFG(QSERDES_COM_PLL_RCTRL_MODE0, 0x16), + QMP_PHY_INIT_CFG(QSERDES_COM_PLL_CCTRL_MODE0, 0x28), + QMP_PHY_INIT_CFG(QSERDES_COM_INTEGLOOP_GAIN0_MODE0, 0xa0), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP1_MODE0, 0xaa), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP2_MODE0, 0x29), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP3_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_CORE_CLK_EN, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP_CFG, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_MAP, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_BG_TIMER, 0x0a), + /* SSC settings */ + QMP_PHY_INIT_CFG(QSERDES_COM_SSC_EN_CENTER, 0x01), + QMP_PHY_INIT_CFG(QSERDES_COM_SSC_PER1, 0x7d), + QMP_PHY_INIT_CFG(QSERDES_COM_SSC_PER2, 0x01), + QMP_PHY_INIT_CFG(QSERDES_COM_SSC_ADJ_PER1, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_SSC_ADJ_PER2, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_SSC_STEP_SIZE1, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_COM_SSC_STEP_SIZE2, 0x05), +}; + +static const struct qmp_phy_init_tbl ipq9574_usb3_tx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_TX_HIGHZ_TRANSCEIVEREN_BIAS_DRVR_EN, 0x45), + QMP_PHY_INIT_CFG(QSERDES_TX_RCV_DETECT_LVL_2, 0x12), + QMP_PHY_INIT_CFG(QSERDES_TX_LANE_MODE, 0x06), +}; + +static const struct qmp_phy_init_tbl ipq9574_usb3_rx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_RX_UCDR_SO_GAIN, 0x06), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQU_ADAPTOR_CNTRL2, 0x02), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQU_ADAPTOR_CNTRL3, 0x6c), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4c), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQU_ADAPTOR_CNTRL4, 0xb8), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x80), + QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_CNTRL, 0x03), + QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_DEGLITCH_CNTRL, 0x16), + QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_ENABLES, 0x0c), +}; + +static const struct qmp_phy_init_tbl ipq9574_usb3_pcs_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V0, 0x15), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V0, 0x0e), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNTRL2, 0x83), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNTRL1, 0x02), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNT_VAL_L, 0x09), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_CNT_VAL_H_TOL, 0xa2), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_FLL_MAN_CODE, 0x85), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG1, 0xd1), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG2, 0x1f), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_LOCK_DETECT_CONFIG3, 0x47), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_POWER_STATE_CONFIG2, 0x1b), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_RXEQTRAINING_WAIT_TIME, 0x75), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_RXEQTRAINING_RUN_TIME, 0x13), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_LFPS_TX_ECSTART_EQTLOCK, 0x86), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_PWRUP_RESET_DLY_TIME_AUXCLK, 0x04), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_TSYNC_RSYNC_TIME, 0x44), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_P1U2_L, 0xe7), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_P1U2_H, 0x03), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_U3_L, 0x40), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_RCVR_DTCT_DLY_U3_H, 0x00), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_RX_SIGDET_LVL, 0x88), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M6DB_V0, 0x17), + QMP_PHY_INIT_CFG(QPHY_V3_PCS_TXDEEMPH_M3P5DB_V0, 0x0f), +}; + static const struct qmp_phy_init_tbl ipq8074_usb3_serdes_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0x1a), QMP_PHY_INIT_CFG(QSERDES_COM_BIAS_EN_CLKBUFLR_EN, 0x08), @@ -1510,6 +1602,10 @@ static inline void qphy_clrbits(void __iomem *base, u32 offset, u32 val) } /* list of clocks required by phy */ +static const char * const ipq9574_phy_clk_l[] = { + "aux", "cfg_ahb", +}; + static const char * const msm8996_phy_clk_l[] = { "aux", "cfg_ahb", "ref", }; @@ -1586,6 +1682,26 @@ static const struct qmp_phy_cfg ipq8074_usb3phy_cfg = { .regs = qmp_v3_usb3phy_regs_layout, }; +static const struct qmp_phy_cfg ipq9574_usb3phy_cfg = { + .lanes = 1, + + .serdes_tbl = ipq9574_usb3_serdes_tbl, + .serdes_tbl_num = ARRAY_SIZE(ipq9574_usb3_serdes_tbl), + .tx_tbl = ipq9574_usb3_tx_tbl, + .tx_tbl_num = ARRAY_SIZE(ipq9574_usb3_tx_tbl), + .rx_tbl = ipq9574_usb3_rx_tbl, + .rx_tbl_num = ARRAY_SIZE(ipq9574_usb3_rx_tbl), + .pcs_tbl = ipq9574_usb3_pcs_tbl, + .pcs_tbl_num = ARRAY_SIZE(ipq9574_usb3_pcs_tbl), + .clk_list = ipq9574_phy_clk_l, + .num_clks = ARRAY_SIZE(ipq9574_phy_clk_l), + .reset_list = msm8996_usb3phy_reset_l, + .num_resets = ARRAY_SIZE(msm8996_usb3phy_reset_l), + .vreg_list = qmp_phy_vreg_l, + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), + .regs = usb3phy_regs_layout, +}; + static const struct qmp_phy_cfg msm8996_usb3phy_cfg = { .lanes = 1, @@ -2589,6 +2705,9 @@ static const struct of_device_id qmp_usb_of_match_table[] = { .compatible = "qcom,ipq8074-qmp-usb3-phy", .data = &ipq8074_usb3phy_cfg, }, { + .compatible = "qcom,ipq9574-qmp-usb3-phy", + .data = &ipq9574_usb3phy_cfg, + }, { .compatible = "qcom,msm8996-qmp-usb3-phy", .data = &msm8996_usb3phy_cfg, }, {