From patchwork Thu Mar 18 14:11:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12148319 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 81AD9C433E0 for ; Thu, 18 Mar 2021 14:12:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 50A8164F24 for ; Thu, 18 Mar 2021 14:12:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231354AbhCROMQ (ORCPT ); Thu, 18 Mar 2021 10:12:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50698 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230507AbhCROLt (ORCPT ); Thu, 18 Mar 2021 10:11:49 -0400 Received: from mail-lj1-x231.google.com (mail-lj1-x231.google.com [IPv6:2a00:1450:4864:20::231]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C4496C061763 for ; Thu, 18 Mar 2021 07:11:48 -0700 (PDT) Received: by mail-lj1-x231.google.com with SMTP id a1so7684810ljp.2 for ; Thu, 18 Mar 2021 07:11:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=h0485Vy5N6KF2+fijz/rHnQfF/jhn88oJ4/4iLXGr30=; b=V9X8tGwLPOsHNdupzksqUgugFJqG8rnsMXXro0vtgOq5rO1G50yYZVW06e59LFQhwF x3X8K1MNaXxoY6Sdp/C694bQWXwXS2LswrXNKnw2e67s81LE+OF5PhV8olUkxkMHGo14 EbyNobDtN4veKAd+WS6WKScHaLOtHueUdn+1H1D2Smih2/gCuO8Iim+p3MLM8RGAMN6A /l4hX/uOjM1+SZ7mNEVmJDQ+Ac7ITkI5Psziy/NeYJVP+Gj+vcygYErZoQZ3V55bKTqB 4qWmq/w379nLZQeiH4q9tju9aqpcLu2LPhAwo6FoeF80zemLxi7YfXCJ7GTo0PATTbYZ uXWQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=h0485Vy5N6KF2+fijz/rHnQfF/jhn88oJ4/4iLXGr30=; b=BKaI7XZXBLpGcj+icxovXyJBEU5RCy/ahGP3aRTbjzsdD0Zqm43dmOyvBwHEgNp0s7 17WXc2oN8KWEbC7SF2ygSQrUA4EphdXsusRF0so3QnKoFMbRQ44pNE99xZbnsWMawgCX 5b3KpsqIcphkZy9ujWzWlNqpks/kD9Mb1W/J7tefMf6CGmq6JYvO5Gyc3eSUzk98l2jB j1FxSJizCR0N+LF84YWye4fwTs6kNeqLL+tic/qU65C02IoTs5n8xidMNtdZL1LrZQga 1bPlUXziqoYu8RyTCzgNuj/9irVq+KM6iA9UQk2l53k2Dqtc6oWSHRwo/RFeHHUyakq2 oXNA== X-Gm-Message-State: AOAM531rCScqGNzyHgX/h9o4nNRZ7xQVWvOoBa+HOv4u/y9rttWL3LET ixdAKNRgo9yIEQtHnVssYHwRHg== X-Google-Smtp-Source: ABdhPJyxdydyj9Q4YB4g8BPDiLcEYu24R2Ed/BgTs9LtJh4WbYp71V96/x3bKwmgsY7ZaJOMPwC6hg== X-Received: by 2002:a2e:864d:: with SMTP id i13mr5307598ljj.48.1616076707168; Thu, 18 Mar 2021 07:11:47 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id f20sm254713ljn.123.2021.03.18.07.11.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Mar 2021 07:11:46 -0700 (PDT) From: Dmitry Baryshkov To: Andy Gross , Bjorn Andersson , Vinod Koul , Kishon Vijay Abraham I , Rob Herring Cc: Manu Gautam , Stephen Boyd , Jonathan Marek , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 1/6] dt-bindings: phy: qcom,qmp-usb3-dp: Add support for SM8250 Date: Thu, 18 Mar 2021 17:11:39 +0300 Message-Id: <20210318141144.2147610-2-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> References: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add compatible for SM8250 in QMP USB3 DP PHY bindings. Signed-off-by: Dmitry Baryshkov --- Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml | 1 - Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml | 2 ++ 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml index 626447fee092..c558aa605b9d 100644 --- a/Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml +++ b/Documentation/devicetree/bindings/phy/qcom,qmp-phy.yaml @@ -38,7 +38,6 @@ properties: - qcom,sm8250-qmp-gen3x1-pcie-phy - qcom,sm8250-qmp-gen3x2-pcie-phy - qcom,sm8250-qmp-modem-pcie-phy - - qcom,sm8250-qmp-usb3-phy - qcom,sm8250-qmp-usb3-uni-phy - qcom,sm8350-qmp-ufs-phy - qcom,sm8350-qmp-usb3-phy diff --git a/Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml index 33974ad10afe..9792cc567cb5 100644 --- a/Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml +++ b/Documentation/devicetree/bindings/phy/qcom,qmp-usb3-dp-phy.yaml @@ -17,6 +17,8 @@ properties: - qcom,sc7180-qmp-usb3-phy - qcom,sdm845-qmp-usb3-dp-phy - qcom,sdm845-qmp-usb3-phy + - qcom,sm8250-qmp-usb3-dp-phy + - qcom,sm8250-qmp-usb3-phy reg: items: - description: Address and length of PHY's USB serdes block. From patchwork Thu Mar 18 14:11:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12148325 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EE998C43331 for ; Thu, 18 Mar 2021 14:12:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C011C64E20 for ; Thu, 18 Mar 2021 14:12:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231391AbhCROMS (ORCPT ); Thu, 18 Mar 2021 10:12:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50706 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230519AbhCROLu (ORCPT ); Thu, 18 Mar 2021 10:11:50 -0400 Received: from mail-lj1-x229.google.com (mail-lj1-x229.google.com [IPv6:2a00:1450:4864:20::229]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9BABFC06174A for ; Thu, 18 Mar 2021 07:11:49 -0700 (PDT) Received: by mail-lj1-x229.google.com with SMTP id r20so7676117ljk.4 for ; Thu, 18 Mar 2021 07:11:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=gAEea5PCJ6ti1GOoj0y306dZ4fehzSywd5roEXIQ768=; b=FZZ05GOMokt3tEsY2VtX4DS2fr1dTqKF3YOo6YN7E3O7HEXFR6kCKkmUJpUEZEaX07 JZX4Lq+cDKTb5CVm6LMAIOlDyq/EPsPh+baAB9Ey1h/OTHEaozblLmntjTfpbjgz7U2O 4i25C9pDzAFhAxQC60wZWz+dfZcQMdOtrpFRksBXcwcrX95ZiZpLo/S/j2Hhx40WWiau 7uCZyOBfJv3cd1CS24dRkGKPGeYu+PijVcXBARRRusbWq2GedL4IsJ9VSGfumoRNCTtN gyoP3yxOFQfhkXp4eaFGHfq45kJes+RmxJn4ADV2fUoWSAKy8RnRhCiHutAkp+KWyBH9 HQEQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gAEea5PCJ6ti1GOoj0y306dZ4fehzSywd5roEXIQ768=; b=WnoUZc/7BNsJTjtTVGKP8fI6VjG+Q/gBGORL9N/yZZ4mQoRmTFQ1RHZAq0s5G6Kjnf 9MnWUODJG22RbgybTd90Er30ByodHWZfTsRWzG06X3KkmPPyWNN12lMek9+apPBIbJj2 l7o+/8fHzcMeuo6AXPWf70rhULBzgzfWblTXJmG9F9veKxLAG4uZsW/MltVWGMwkZ1iJ NZpSP15pbjiUYozVtnuyi4THX3AqSFV54Yis3t9klWjJ3Gj0BZGKqDEJ1YH6qUItnNxj cML+qvmKR15zwPI3OfXwrf8KdyfHLl5kaFByua2ctYFDEYW7AtxFKV+mDScAbboSCdG8 hQhw== X-Gm-Message-State: AOAM530AvOIA5UL0UX+VPL7T5TJ9u8V9roxGeLVpc0Q4lknUWW2gldJ0 2ojykyM96AfGx2fQcWfMGS3p/A== X-Google-Smtp-Source: ABdhPJxxtwMi6o1j/AWj7AiJCcCrbKEh1xanx50BnxekOTESC5faNxxAwBWJoPWM9AMaUcZcz5jNuA== X-Received: by 2002:a2e:3010:: with SMTP id w16mr5335412ljw.118.1616076708062; Thu, 18 Mar 2021 07:11:48 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id f20sm254713ljn.123.2021.03.18.07.11.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Mar 2021 07:11:47 -0700 (PDT) From: Dmitry Baryshkov To: Andy Gross , Bjorn Andersson , Vinod Koul , Kishon Vijay Abraham I , Rob Herring Cc: Manu Gautam , Stephen Boyd , Jonathan Marek , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 2/6] phy: qcom-qmp: move DP functions to callbacks Date: Thu, 18 Mar 2021 17:11:40 +0300 Message-Id: <20210318141144.2147610-3-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> References: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org In preparation to adding support for V4 DP PHY move DP functions to callbacks at struct qmp_phy_cfg. Signed-off-by: Dmitry Baryshkov --- drivers/phy/qualcomm/phy-qcom-qmp.c | 438 +++++++++++++++------------- 1 file changed, 231 insertions(+), 207 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index 9cdebe7f26cb..4150096fd350 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -2268,6 +2268,8 @@ static const struct qmp_phy_init_tbl sm8350_usb3_uniphy_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x21), }; +struct qmp_phy; + /* struct qmp_phy_cfg - per-PHY initialization config */ struct qmp_phy_cfg { /* phy-type - PCIE/UFS/USB */ @@ -2307,6 +2309,12 @@ struct qmp_phy_cfg { const struct qmp_phy_init_tbl *serdes_tbl_hbr3; int serdes_tbl_hbr3_num; + /* DP PHY callbacks */ + int (*configure_dp_phy)(struct qmp_phy *qphy); + void (*configure_dp_tx)(struct qmp_phy *qphy); + int (*calibrate_dp_phy)(struct qmp_phy *qphy); + void (*dp_aux_init)(struct qmp_phy *qphy); + /* clock ids to be requested */ const char * const *clk_list; int num_clks; @@ -2423,6 +2431,216 @@ struct qcom_qmp { struct reset_control *ufs_reset; }; +static void qcom_qmp_v3_phy_dp_aux_init(struct qmp_phy *qphy) +{ + writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | + DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN, + qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + + /* Turn on BIAS current for PHY/PLL */ + writel(QSERDES_V3_COM_BIAS_EN | QSERDES_V3_COM_BIAS_EN_MUX | + QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL, + qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN); + + writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + + writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | + DP_PHY_PD_CTL_LANE_0_1_PWRDN | + DP_PHY_PD_CTL_LANE_2_3_PWRDN | DP_PHY_PD_CTL_PLL_PWRDN | + DP_PHY_PD_CTL_DP_CLAMP_EN, + qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + + writel(QSERDES_V3_COM_BIAS_EN | + QSERDES_V3_COM_BIAS_EN_MUX | QSERDES_V3_COM_CLKBUF_R_EN | + QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL | + QSERDES_V3_COM_CLKBUF_RX_DRIVE_L, + qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN); + + writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG0); + writel(0x13, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1); + writel(0x24, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2); + writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG3); + writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG4); + writel(0x26, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG5); + writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG6); + writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG7); + writel(0xbb, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG8); + writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG9); + qphy->dp_aux_cfg = 0; + + writel(PHY_AUX_STOP_ERR_MASK | PHY_AUX_DEC_ERR_MASK | + PHY_AUX_SYNC_ERR_MASK | PHY_AUX_ALIGN_ERR_MASK | + PHY_AUX_REQ_ERR_MASK, + qphy->pcs + QSERDES_V3_DP_PHY_AUX_INTERRUPT_MASK); +} + +static const u8 qmp_dp_v3_pre_emphasis_hbr_rbr[4][4] = { + { 0x00, 0x0c, 0x14, 0x19 }, + { 0x00, 0x0b, 0x12, 0xff }, + { 0x00, 0x0b, 0xff, 0xff }, + { 0x04, 0xff, 0xff, 0xff } +}; + +static const u8 qmp_dp_v3_voltage_swing_hbr_rbr[4][4] = { + { 0x08, 0x0f, 0x16, 0x1f }, + { 0x11, 0x1e, 0x1f, 0xff }, + { 0x19, 0x1f, 0xff, 0xff }, + { 0x1f, 0xff, 0xff, 0xff } +}; + +static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy) +{ + const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; + unsigned int v_level = 0, p_level = 0; + u32 bias_en, drvr_en; + u8 voltage_swing_cfg, pre_emphasis_cfg; + int i; + + for (i = 0; i < dp_opts->lanes; i++) { + v_level = max(v_level, dp_opts->voltage[i]); + p_level = max(p_level, dp_opts->pre[i]); + } + + if (dp_opts->lanes == 1) { + bias_en = 0x3e; + drvr_en = 0x13; + } else { + bias_en = 0x3f; + drvr_en = 0x10; + } + + voltage_swing_cfg = qmp_dp_v3_voltage_swing_hbr_rbr[v_level][p_level]; + pre_emphasis_cfg = qmp_dp_v3_pre_emphasis_hbr_rbr[v_level][p_level]; + + /* TODO: Move check to config check */ + if (voltage_swing_cfg == 0xFF && pre_emphasis_cfg == 0xFF) + return; + + /* Enable MUX to use Cursor values from these registers */ + voltage_swing_cfg |= DP_PHY_TXn_TX_DRV_LVL_MUX_EN; + pre_emphasis_cfg |= DP_PHY_TXn_TX_EMP_POST1_LVL_MUX_EN; + + writel(voltage_swing_cfg, qphy->tx + QSERDES_V3_TX_TX_DRV_LVL); + writel(pre_emphasis_cfg, qphy->tx + QSERDES_V3_TX_TX_EMP_POST1_LVL); + writel(voltage_swing_cfg, qphy->tx2 + QSERDES_V3_TX_TX_DRV_LVL); + writel(pre_emphasis_cfg, qphy->tx2 + QSERDES_V3_TX_TX_EMP_POST1_LVL); + + writel(drvr_en, qphy->tx + QSERDES_V3_TX_HIGHZ_DRVR_EN); + writel(bias_en, qphy->tx + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN); + writel(drvr_en, qphy->tx2 + QSERDES_V3_TX_HIGHZ_DRVR_EN); + writel(bias_en, qphy->tx2 + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN); +} + +static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy) +{ + const struct qmp_phy_dp_clks *dp_clks = qphy->dp_clks; + const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; + u32 val, phy_vco_div, status; + unsigned long pixel_freq; + + val = DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | + DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN; + + /* + * TODO: Assume orientation is CC1 for now and two lanes, need to + * use type-c connector to understand orientation and lanes. + * + * Otherwise val changes to be like below if this code understood + * the orientation of the type-c cable. + * + * if (lane_cnt == 4 || orientation == ORIENTATION_CC2) + * val |= DP_PHY_PD_CTL_LANE_0_1_PWRDN; + * if (lane_cnt == 4 || orientation == ORIENTATION_CC1) + * val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN; + * if (orientation == ORIENTATION_CC2) + * writel(0x4c, qphy->pcs + QSERDES_V3_DP_PHY_MODE); + */ + val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN; + writel(val, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + + writel(0x5c, qphy->pcs + QSERDES_V3_DP_PHY_MODE); + writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL); + writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL); + + switch (dp_opts->link_rate) { + case 1620: + phy_vco_div = 0x1; + pixel_freq = 1620000000UL / 2; + break; + case 2700: + phy_vco_div = 0x1; + pixel_freq = 2700000000UL / 2; + break; + case 5400: + phy_vco_div = 0x2; + pixel_freq = 5400000000UL / 4; + break; + case 8100: + phy_vco_div = 0x0; + pixel_freq = 8100000000UL / 6; + break; + default: + /* Other link rates aren't supported */ + return -EINVAL; + } + writel(phy_vco_div, qphy->pcs + QSERDES_V3_DP_PHY_VCO_DIV); + + clk_set_rate(dp_clks->dp_link_hw.clk, dp_opts->link_rate * 100000); + clk_set_rate(dp_clks->dp_pixel_hw.clk, pixel_freq); + + writel(0x04, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2); + writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + writel(0x09, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + + writel(0x20, qphy->serdes + QSERDES_V3_COM_RESETSM_CNTRL); + + if (readl_poll_timeout(qphy->serdes + QSERDES_V3_COM_C_READY_STATUS, + status, + ((status & BIT(0)) > 0), + 500, + 10000)) + return -ETIMEDOUT; + + writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + + if (readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS, + status, + ((status & BIT(1)) > 0), + 500, + 10000)) + return -ETIMEDOUT; + + writel(0x18, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + udelay(2000); + writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + + return readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS, + status, + ((status & BIT(1)) > 0), + 500, + 10000); +} + +/* + * We need to calibrate the aux setting here as many times + * as the caller tries + */ +static int qcom_qmp_v3_dp_phy_calibrate(struct qmp_phy *qphy) +{ + static const u8 cfg1_settings[] = { 0x13, 0x23, 0x1d }; + u8 val; + + qphy->dp_aux_cfg++; + qphy->dp_aux_cfg %= ARRAY_SIZE(cfg1_settings); + val = cfg1_settings[qphy->dp_aux_cfg]; + + writel(val, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1); + + return 0; +} + static inline void qphy_setbits(void __iomem *base, u32 offset, u32 val) { u32 reg; @@ -2871,6 +3089,11 @@ static const struct qmp_phy_cfg sc7180_dpphy_cfg = { .has_phy_dp_com_ctrl = true, .is_dual_lane_phy = true, + + .dp_aux_init = qcom_qmp_v3_phy_dp_aux_init, + .configure_dp_tx = qcom_qmp_v3_phy_configure_dp_tx, + .configure_dp_phy = qcom_qmp_v3_phy_configure_dp_phy, + .calibrate_dp_phy = qcom_qmp_v3_dp_phy_calibrate, }; static const struct qmp_phy_combo_cfg sc7180_usb3dpphy_cfg = { @@ -3332,227 +3555,28 @@ static int qcom_qmp_phy_serdes_init(struct qmp_phy *qphy) return 0; } -static void qcom_qmp_phy_dp_aux_init(struct qmp_phy *qphy) -{ - writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | - DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN, - qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); - - /* Turn on BIAS current for PHY/PLL */ - writel(QSERDES_V3_COM_BIAS_EN | QSERDES_V3_COM_BIAS_EN_MUX | - QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL, - qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN); - - writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); - - writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | - DP_PHY_PD_CTL_LANE_0_1_PWRDN | - DP_PHY_PD_CTL_LANE_2_3_PWRDN | DP_PHY_PD_CTL_PLL_PWRDN | - DP_PHY_PD_CTL_DP_CLAMP_EN, - qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); - - writel(QSERDES_V3_COM_BIAS_EN | - QSERDES_V3_COM_BIAS_EN_MUX | QSERDES_V3_COM_CLKBUF_R_EN | - QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL | - QSERDES_V3_COM_CLKBUF_RX_DRIVE_L, - qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN); - - writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG0); - writel(0x13, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1); - writel(0x24, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2); - writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG3); - writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG4); - writel(0x26, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG5); - writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG6); - writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG7); - writel(0xbb, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG8); - writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG9); - qphy->dp_aux_cfg = 0; - - writel(PHY_AUX_STOP_ERR_MASK | PHY_AUX_DEC_ERR_MASK | - PHY_AUX_SYNC_ERR_MASK | PHY_AUX_ALIGN_ERR_MASK | - PHY_AUX_REQ_ERR_MASK, - qphy->pcs + QSERDES_V3_DP_PHY_AUX_INTERRUPT_MASK); -} - -static const u8 qmp_dp_v3_pre_emphasis_hbr_rbr[4][4] = { - { 0x00, 0x0c, 0x14, 0x19 }, - { 0x00, 0x0b, 0x12, 0xff }, - { 0x00, 0x0b, 0xff, 0xff }, - { 0x04, 0xff, 0xff, 0xff } -}; - -static const u8 qmp_dp_v3_voltage_swing_hbr_rbr[4][4] = { - { 0x08, 0x0f, 0x16, 0x1f }, - { 0x11, 0x1e, 0x1f, 0xff }, - { 0x19, 0x1f, 0xff, 0xff }, - { 0x1f, 0xff, 0xff, 0xff } -}; - -static void qcom_qmp_phy_configure_dp_tx(struct qmp_phy *qphy) -{ - const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; - unsigned int v_level = 0, p_level = 0; - u32 bias_en, drvr_en; - u8 voltage_swing_cfg, pre_emphasis_cfg; - int i; - - for (i = 0; i < dp_opts->lanes; i++) { - v_level = max(v_level, dp_opts->voltage[i]); - p_level = max(p_level, dp_opts->pre[i]); - } - - if (dp_opts->lanes == 1) { - bias_en = 0x3e; - drvr_en = 0x13; - } else { - bias_en = 0x3f; - drvr_en = 0x10; - } - - voltage_swing_cfg = qmp_dp_v3_voltage_swing_hbr_rbr[v_level][p_level]; - pre_emphasis_cfg = qmp_dp_v3_pre_emphasis_hbr_rbr[v_level][p_level]; - - /* TODO: Move check to config check */ - if (voltage_swing_cfg == 0xFF && pre_emphasis_cfg == 0xFF) - return; - - /* Enable MUX to use Cursor values from these registers */ - voltage_swing_cfg |= DP_PHY_TXn_TX_DRV_LVL_MUX_EN; - pre_emphasis_cfg |= DP_PHY_TXn_TX_EMP_POST1_LVL_MUX_EN; - - writel(voltage_swing_cfg, qphy->tx + QSERDES_V3_TX_TX_DRV_LVL); - writel(pre_emphasis_cfg, qphy->tx + QSERDES_V3_TX_TX_EMP_POST1_LVL); - writel(voltage_swing_cfg, qphy->tx2 + QSERDES_V3_TX_TX_DRV_LVL); - writel(pre_emphasis_cfg, qphy->tx2 + QSERDES_V3_TX_TX_EMP_POST1_LVL); - - writel(drvr_en, qphy->tx + QSERDES_V3_TX_HIGHZ_DRVR_EN); - writel(bias_en, qphy->tx + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN); - writel(drvr_en, qphy->tx2 + QSERDES_V3_TX_HIGHZ_DRVR_EN); - writel(bias_en, qphy->tx2 + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN); -} - static int qcom_qmp_dp_phy_configure(struct phy *phy, union phy_configure_opts *opts) { const struct phy_configure_opts_dp *dp_opts = &opts->dp; struct qmp_phy *qphy = phy_get_drvdata(phy); + const struct qmp_phy_cfg *cfg = qphy->cfg; memcpy(&qphy->dp_opts, dp_opts, sizeof(*dp_opts)); if (qphy->dp_opts.set_voltages) { - qcom_qmp_phy_configure_dp_tx(qphy); + cfg->configure_dp_tx(qphy); qphy->dp_opts.set_voltages = 0; } return 0; } -static int qcom_qmp_phy_configure_dp_phy(struct qmp_phy *qphy) -{ - const struct qmp_phy_dp_clks *dp_clks = qphy->dp_clks; - const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; - u32 val, phy_vco_div, status; - unsigned long pixel_freq; - - val = DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | - DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN; - - /* - * TODO: Assume orientation is CC1 for now and two lanes, need to - * use type-c connector to understand orientation and lanes. - * - * Otherwise val changes to be like below if this code understood - * the orientation of the type-c cable. - * - * if (lane_cnt == 4 || orientation == ORIENTATION_CC2) - * val |= DP_PHY_PD_CTL_LANE_0_1_PWRDN; - * if (lane_cnt == 4 || orientation == ORIENTATION_CC1) - * val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN; - * if (orientation == ORIENTATION_CC2) - * writel(0x4c, qphy->pcs + QSERDES_V3_DP_PHY_MODE); - */ - val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN; - writel(val, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); - - writel(0x5c, qphy->pcs + QSERDES_V3_DP_PHY_MODE); - writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL); - writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL); - - switch (dp_opts->link_rate) { - case 1620: - phy_vco_div = 0x1; - pixel_freq = 1620000000UL / 2; - break; - case 2700: - phy_vco_div = 0x1; - pixel_freq = 2700000000UL / 2; - break; - case 5400: - phy_vco_div = 0x2; - pixel_freq = 5400000000UL / 4; - break; - case 8100: - phy_vco_div = 0x0; - pixel_freq = 8100000000UL / 6; - break; - default: - /* Other link rates aren't supported */ - return -EINVAL; - } - writel(phy_vco_div, qphy->pcs + QSERDES_V3_DP_PHY_VCO_DIV); - - clk_set_rate(dp_clks->dp_link_hw.clk, dp_opts->link_rate * 100000); - clk_set_rate(dp_clks->dp_pixel_hw.clk, pixel_freq); - - writel(0x04, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2); - writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - writel(0x09, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - - writel(0x20, qphy->serdes + QSERDES_V3_COM_RESETSM_CNTRL); - - if (readl_poll_timeout(qphy->serdes + QSERDES_V3_COM_C_READY_STATUS, - status, - ((status & BIT(0)) > 0), - 500, - 10000)) - return -ETIMEDOUT; - - writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - - if (readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS, - status, - ((status & BIT(1)) > 0), - 500, - 10000)) - return -ETIMEDOUT; - - writel(0x18, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - udelay(2000); - writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - - return readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS, - status, - ((status & BIT(1)) > 0), - 500, - 10000); -} - -/* - * We need to calibrate the aux setting here as many times - * as the caller tries - */ static int qcom_qmp_dp_phy_calibrate(struct phy *phy) { struct qmp_phy *qphy = phy_get_drvdata(phy); - static const u8 cfg1_settings[] = { 0x13, 0x23, 0x1d }; - u8 val; - - qphy->dp_aux_cfg++; - qphy->dp_aux_cfg %= ARRAY_SIZE(cfg1_settings); - val = cfg1_settings[qphy->dp_aux_cfg]; + const struct qmp_phy_cfg *cfg = qphy->cfg; - writel(val, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1); + if (cfg->calibrate_dp_phy) + return cfg->calibrate_dp_phy(qphy); return 0; } @@ -3729,7 +3753,7 @@ static int qcom_qmp_phy_init(struct phy *phy) return ret; if (cfg->type == PHY_TYPE_DP) - qcom_qmp_phy_dp_aux_init(qphy); + cfg->dp_aux_init(qphy); return 0; } @@ -3783,7 +3807,7 @@ static int qcom_qmp_phy_power_on(struct phy *phy) /* Configure special DP tx tunings */ if (cfg->type == PHY_TYPE_DP) - qcom_qmp_phy_configure_dp_tx(qphy); + cfg->configure_dp_tx(qphy); qcom_qmp_phy_configure_lane(rx, cfg->regs, cfg->rx_tbl, cfg->rx_tbl_num, 1); @@ -3802,7 +3826,7 @@ static int qcom_qmp_phy_power_on(struct phy *phy) /* Configure link rate, swing, etc. */ if (cfg->type == PHY_TYPE_DP) { - qcom_qmp_phy_configure_dp_phy(qphy); + cfg->configure_dp_phy(qphy); } else { qcom_qmp_phy_configure(pcs, cfg->regs, cfg->pcs_tbl, cfg->pcs_tbl_num); if (cfg->pcs_tbl_sec) From patchwork Thu Mar 18 14:11:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12148323 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB2ACC4332B for ; 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Thu, 18 Mar 2021 07:11:48 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id f20sm254713ljn.123.2021.03.18.07.11.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Mar 2021 07:11:48 -0700 (PDT) From: Dmitry Baryshkov To: Andy Gross , Bjorn Andersson , Vinod Koul , Kishon Vijay Abraham I , Rob Herring Cc: Manu Gautam , Stephen Boyd , Jonathan Marek , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 3/6] phy: qcom-qmp: rename common registers Date: Thu, 18 Mar 2021 17:11:41 +0300 Message-Id: <20210318141144.2147610-4-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> References: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org A plenty of DP PHY registers are common between V3 and V4. To simplify V4 code, rename all common registers. Signed-off-by: Dmitry Baryshkov --- drivers/phy/qualcomm/phy-qcom-qmp.c | 50 ++++++++++++++--------------- drivers/phy/qualcomm/phy-qcom-qmp.h | 37 ++++++++++----------- 2 files changed, 44 insertions(+), 43 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index 4150096fd350..097bc005ba43 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -2435,20 +2435,20 @@ static void qcom_qmp_v3_phy_dp_aux_init(struct qmp_phy *qphy) { writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN, - qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + qphy->pcs + QSERDES_DP_PHY_PD_CTL); /* Turn on BIAS current for PHY/PLL */ writel(QSERDES_V3_COM_BIAS_EN | QSERDES_V3_COM_BIAS_EN_MUX | QSERDES_V3_COM_CLKBUF_L_EN | QSERDES_V3_COM_EN_SYSCLK_TX_SEL, qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN); - writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_DP_PHY_PD_CTL); writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | DP_PHY_PD_CTL_LANE_0_1_PWRDN | DP_PHY_PD_CTL_LANE_2_3_PWRDN | DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN, - qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + qphy->pcs + QSERDES_DP_PHY_PD_CTL); writel(QSERDES_V3_COM_BIAS_EN | QSERDES_V3_COM_BIAS_EN_MUX | QSERDES_V3_COM_CLKBUF_R_EN | @@ -2456,16 +2456,16 @@ static void qcom_qmp_v3_phy_dp_aux_init(struct qmp_phy *qphy) QSERDES_V3_COM_CLKBUF_RX_DRIVE_L, qphy->serdes + QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN); - writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG0); - writel(0x13, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1); - writel(0x24, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2); - writel(0x00, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG3); - writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG4); - writel(0x26, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG5); - writel(0x0a, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG6); - writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG7); - writel(0xbb, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG8); - writel(0x03, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG9); + writel(0x00, qphy->pcs + QSERDES_DP_PHY_AUX_CFG0); + writel(0x13, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1); + writel(0x24, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2); + writel(0x00, qphy->pcs + QSERDES_DP_PHY_AUX_CFG3); + writel(0x0a, qphy->pcs + QSERDES_DP_PHY_AUX_CFG4); + writel(0x26, qphy->pcs + QSERDES_DP_PHY_AUX_CFG5); + writel(0x0a, qphy->pcs + QSERDES_DP_PHY_AUX_CFG6); + writel(0x03, qphy->pcs + QSERDES_DP_PHY_AUX_CFG7); + writel(0xbb, qphy->pcs + QSERDES_DP_PHY_AUX_CFG8); + writel(0x03, qphy->pcs + QSERDES_DP_PHY_AUX_CFG9); qphy->dp_aux_cfg = 0; writel(PHY_AUX_STOP_ERR_MASK | PHY_AUX_DEC_ERR_MASK | @@ -2556,9 +2556,9 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy) * writel(0x4c, qphy->pcs + QSERDES_V3_DP_PHY_MODE); */ val |= DP_PHY_PD_CTL_LANE_2_3_PWRDN; - writel(val, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + writel(val, qphy->pcs + QSERDES_DP_PHY_PD_CTL); - writel(0x5c, qphy->pcs + QSERDES_V3_DP_PHY_MODE); + writel(0x5c, qphy->pcs + QSERDES_DP_PHY_MODE); writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL); writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL); @@ -2588,11 +2588,11 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy) clk_set_rate(dp_clks->dp_link_hw.clk, dp_opts->link_rate * 100000); clk_set_rate(dp_clks->dp_pixel_hw.clk, pixel_freq); - writel(0x04, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG2); - writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - writel(0x01, qphy->pcs + QSERDES_V3_DP_PHY_CFG); - writel(0x09, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + writel(0x04, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2); + writel(0x01, qphy->pcs + QSERDES_DP_PHY_CFG); + writel(0x05, qphy->pcs + QSERDES_DP_PHY_CFG); + writel(0x01, qphy->pcs + QSERDES_DP_PHY_CFG); + writel(0x09, qphy->pcs + QSERDES_DP_PHY_CFG); writel(0x20, qphy->serdes + QSERDES_V3_COM_RESETSM_CNTRL); @@ -2603,7 +2603,7 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy) 10000)) return -ETIMEDOUT; - writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG); if (readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS, status, @@ -2612,9 +2612,9 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy) 10000)) return -ETIMEDOUT; - writel(0x18, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + writel(0x18, qphy->pcs + QSERDES_DP_PHY_CFG); udelay(2000); - writel(0x19, qphy->pcs + QSERDES_V3_DP_PHY_CFG); + writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG); return readl_poll_timeout(qphy->pcs + QSERDES_V3_DP_PHY_STATUS, status, @@ -2636,7 +2636,7 @@ static int qcom_qmp_v3_dp_phy_calibrate(struct qmp_phy *qphy) qphy->dp_aux_cfg %= ARRAY_SIZE(cfg1_settings); val = cfg1_settings[qphy->dp_aux_cfg]; - writel(val, qphy->pcs + QSERDES_V3_DP_PHY_AUX_CFG1); + writel(val, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1); return 0; } @@ -3898,7 +3898,7 @@ static int qcom_qmp_phy_power_off(struct phy *phy) if (cfg->type == PHY_TYPE_DP) { /* Assert DP PHY power down */ - writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_V3_DP_PHY_PD_CTL); + writel(DP_PHY_PD_CTL_PSR_PWRDN, qphy->pcs + QSERDES_DP_PHY_PD_CTL); } else { /* PHY reset */ if (!cfg->no_pcs_sw_reset) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.h b/drivers/phy/qualcomm/phy-qcom-qmp.h index 71ce3aa174ae..981d8ee891c0 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp.h @@ -349,13 +349,13 @@ #define QPHY_V3_PCS_MISC_OSC_DTCT_MODE2_CONFIG4 0x5c #define QPHY_V3_PCS_MISC_OSC_DTCT_MODE2_CONFIG5 0x60 -/* Only for QMP V3 PHY - DP PHY registers */ -#define QSERDES_V3_DP_PHY_REVISION_ID0 0x000 -#define QSERDES_V3_DP_PHY_REVISION_ID1 0x004 -#define QSERDES_V3_DP_PHY_REVISION_ID2 0x008 -#define QSERDES_V3_DP_PHY_REVISION_ID3 0x00c -#define QSERDES_V3_DP_PHY_CFG 0x010 -#define QSERDES_V3_DP_PHY_PD_CTL 0x018 +/* QMP PHY - DP PHY registers */ +#define QSERDES_DP_PHY_REVISION_ID0 0x000 +#define QSERDES_DP_PHY_REVISION_ID1 0x004 +#define QSERDES_DP_PHY_REVISION_ID2 0x008 +#define QSERDES_DP_PHY_REVISION_ID3 0x00c +#define QSERDES_DP_PHY_CFG 0x010 +#define QSERDES_DP_PHY_PD_CTL 0x018 # define DP_PHY_PD_CTL_PWRDN 0x001 # define DP_PHY_PD_CTL_PSR_PWRDN 0x002 # define DP_PHY_PD_CTL_AUX_PWRDN 0x004 @@ -363,18 +363,19 @@ # define DP_PHY_PD_CTL_LANE_2_3_PWRDN 0x010 # define DP_PHY_PD_CTL_PLL_PWRDN 0x020 # define DP_PHY_PD_CTL_DP_CLAMP_EN 0x040 -#define QSERDES_V3_DP_PHY_MODE 0x01c -#define QSERDES_V3_DP_PHY_AUX_CFG0 0x020 -#define QSERDES_V3_DP_PHY_AUX_CFG1 0x024 -#define QSERDES_V3_DP_PHY_AUX_CFG2 0x028 -#define QSERDES_V3_DP_PHY_AUX_CFG3 0x02c -#define QSERDES_V3_DP_PHY_AUX_CFG4 0x030 -#define QSERDES_V3_DP_PHY_AUX_CFG5 0x034 -#define QSERDES_V3_DP_PHY_AUX_CFG6 0x038 -#define QSERDES_V3_DP_PHY_AUX_CFG7 0x03c -#define QSERDES_V3_DP_PHY_AUX_CFG8 0x040 -#define QSERDES_V3_DP_PHY_AUX_CFG9 0x044 +#define QSERDES_DP_PHY_MODE 0x01c +#define QSERDES_DP_PHY_AUX_CFG0 0x020 +#define QSERDES_DP_PHY_AUX_CFG1 0x024 +#define QSERDES_DP_PHY_AUX_CFG2 0x028 +#define QSERDES_DP_PHY_AUX_CFG3 0x02c +#define QSERDES_DP_PHY_AUX_CFG4 0x030 +#define QSERDES_DP_PHY_AUX_CFG5 0x034 +#define QSERDES_DP_PHY_AUX_CFG6 0x038 +#define QSERDES_DP_PHY_AUX_CFG7 0x03c +#define QSERDES_DP_PHY_AUX_CFG8 0x040 +#define QSERDES_DP_PHY_AUX_CFG9 0x044 +/* Only for QMP V3 PHY - DP PHY registers */ #define QSERDES_V3_DP_PHY_AUX_INTERRUPT_MASK 0x048 # define PHY_AUX_STOP_ERR_MASK 0x01 # define PHY_AUX_DEC_ERR_MASK 0x02 From patchwork Thu Mar 18 14:11:42 2021 Content-Type: text/plain; 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Thu, 18 Mar 2021 07:11:49 -0700 (PDT) From: Dmitry Baryshkov To: Andy Gross , Bjorn Andersson , Vinod Koul , Kishon Vijay Abraham I , Rob Herring Cc: Manu Gautam , Stephen Boyd , Jonathan Marek , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 4/6] phy: qcom-qmp: add support for sm8250-usb3-dp phy Date: Thu, 18 Mar 2021 17:11:42 +0300 Message-Id: <20210318141144.2147610-5-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> References: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add support for QMP V4 Combo USB3+DP PHY (for SM8250 platform). Signed-off-by: Dmitry Baryshkov Reported-by: kernel test robot --- drivers/phy/qualcomm/phy-qcom-qmp.c | 400 ++++++++++++++++++++++++++-- drivers/phy/qualcomm/phy-qcom-qmp.h | 40 ++- 2 files changed, 418 insertions(+), 22 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index 097bc005ba43..b7168a0ed29b 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -1840,6 +1840,98 @@ static const struct qmp_phy_init_tbl sm8250_usb3_uniphy_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x21), }; +static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SVS_MODE_CLK_SEL, 0x05), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x3b), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYS_CLK_CTRL, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_ENABLE1, 0x0c), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_BUF_ENABLE, 0x06), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_SELECT, 0x30), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_IVCO, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE0, 0x36), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE0, 0x16), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE0, 0x06), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_CONFIG, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_INTEGLOOP_GAIN0_MODE0, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_INTEGLOOP_GAIN1_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_MAP, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START1_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_BG_TIMER, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE0, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_CTRL, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN, 0x17), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORE_CLK_EN, 0x1f), +}; + +static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl_rbr[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x05), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x69), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x80), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x6f), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x04), +}; + +static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl_hbr[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x03), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x69), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x80), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x0e), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x08), +}; + +static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl_hbr2[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x8c), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x1c), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x08), +}; + +static const struct qmp_phy_init_tbl qmp_v4_dp_serdes_tbl_hbr3[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x69), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x80), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x2f), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x2a), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x08), +}; + +static const struct qmp_phy_init_tbl qmp_v4_dp_tx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_TX_VMODE_CTRL1, 0x40), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_PRE_STALL_LDO_BOOST_EN, 0x30), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_INTERFACE_SELECT, 0x3b), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_CLKBUF_ENABLE, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_RESET_TSYNC_EN, 0x03), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_TRAN_DRVR_EMP_EN, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_PARRATE_REC_DETECT_IDLE_EN, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_INTERFACE_MODE, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_OFFSET_TX, 0x11), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_OFFSET_RX, 0x11), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_BAND, 0x4), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_POL_INV, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_DRV_LVL, 0x2a), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_TX_EMP_POST1_LVL, 0x20), +}; + +static const struct qmp_phy_init_tbl qmp_v4_usb3_rx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_FO_GAIN, 0x0b), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4e), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x18), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_OFFSET_ADAPTOR_CNTRL2, 0x80), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_CNTRL, 0x03), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_DEGLITCH_CNTRL, 0x16), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x75), +}; + static const struct qmp_phy_init_tbl sm8250_qmp_pcie_serdes_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x08), QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_SELECT, 0x34), @@ -2488,11 +2580,10 @@ static const u8 qmp_dp_v3_voltage_swing_hbr_rbr[4][4] = { { 0x1f, 0xff, 0xff, 0xff } }; -static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy) +static int qcom_qmp_phy_configure_dp_swing(struct qmp_phy *qphy, unsigned int drv_lvl, unsigned int emp_post) { const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; unsigned int v_level = 0, p_level = 0; - u32 bias_en, drvr_en; u8 voltage_swing_cfg, pre_emphasis_cfg; int i; @@ -2501,29 +2592,42 @@ static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy) p_level = max(p_level, dp_opts->pre[i]); } - if (dp_opts->lanes == 1) { - bias_en = 0x3e; - drvr_en = 0x13; - } else { - bias_en = 0x3f; - drvr_en = 0x10; - } - voltage_swing_cfg = qmp_dp_v3_voltage_swing_hbr_rbr[v_level][p_level]; pre_emphasis_cfg = qmp_dp_v3_pre_emphasis_hbr_rbr[v_level][p_level]; /* TODO: Move check to config check */ if (voltage_swing_cfg == 0xFF && pre_emphasis_cfg == 0xFF) - return; + return -EINVAL; /* Enable MUX to use Cursor values from these registers */ voltage_swing_cfg |= DP_PHY_TXn_TX_DRV_LVL_MUX_EN; pre_emphasis_cfg |= DP_PHY_TXn_TX_EMP_POST1_LVL_MUX_EN; - writel(voltage_swing_cfg, qphy->tx + QSERDES_V3_TX_TX_DRV_LVL); - writel(pre_emphasis_cfg, qphy->tx + QSERDES_V3_TX_TX_EMP_POST1_LVL); - writel(voltage_swing_cfg, qphy->tx2 + QSERDES_V3_TX_TX_DRV_LVL); - writel(pre_emphasis_cfg, qphy->tx2 + QSERDES_V3_TX_TX_EMP_POST1_LVL); + writel(voltage_swing_cfg, qphy->tx + drv_lvl); + writel(pre_emphasis_cfg, qphy->tx + emp_post); + writel(voltage_swing_cfg, qphy->tx2 + drv_lvl); + writel(pre_emphasis_cfg, qphy->tx2 + emp_post); + + return 0; +} + +static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy) +{ + const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; + u32 bias_en, drvr_en; + + if (qcom_qmp_phy_configure_dp_swing(qphy, + QSERDES_V3_TX_TX_DRV_LVL, + QSERDES_V3_TX_TX_EMP_POST1_LVL) < 0) + return; + + if (dp_opts->lanes == 1) { + bias_en = 0x3e; + drvr_en = 0x13; + } else { + bias_en = 0x3f; + drvr_en = 0x10; + } writel(drvr_en, qphy->tx + QSERDES_V3_TX_HIGHZ_DRVR_EN); writel(bias_en, qphy->tx + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN); @@ -2531,12 +2635,10 @@ static void qcom_qmp_v3_phy_configure_dp_tx(struct qmp_phy *qphy) writel(bias_en, qphy->tx2 + QSERDES_V3_TX_TRANSCEIVER_BIAS_EN); } -static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy) +static bool qcom_qmp_phy_configure_dp_mode(struct qmp_phy *qphy) { - const struct qmp_phy_dp_clks *dp_clks = qphy->dp_clks; - const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; - u32 val, phy_vco_div, status; - unsigned long pixel_freq; + u32 val; + bool reverse = false; val = DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN; @@ -2559,6 +2661,19 @@ static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy) writel(val, qphy->pcs + QSERDES_DP_PHY_PD_CTL); writel(0x5c, qphy->pcs + QSERDES_DP_PHY_MODE); + + return reverse; +} + +static int qcom_qmp_v3_phy_configure_dp_phy(struct qmp_phy *qphy) +{ + const struct qmp_phy_dp_clks *dp_clks = qphy->dp_clks; + const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; + u32 phy_vco_div, status; + unsigned long pixel_freq; + + qcom_qmp_phy_configure_dp_mode(qphy); + writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX0_TX1_LANE_CTL); writel(0x05, qphy->pcs + QSERDES_V3_DP_PHY_TX2_TX3_LANE_CTL); @@ -2641,6 +2756,204 @@ static int qcom_qmp_v3_dp_phy_calibrate(struct qmp_phy *qphy) return 0; } +static void qcom_qmp_v4_phy_dp_aux_init(struct qmp_phy *qphy) +{ + writel(DP_PHY_PD_CTL_PWRDN | DP_PHY_PD_CTL_PSR_PWRDN | DP_PHY_PD_CTL_AUX_PWRDN | + DP_PHY_PD_CTL_PLL_PWRDN | DP_PHY_PD_CTL_DP_CLAMP_EN, + qphy->pcs + QSERDES_DP_PHY_PD_CTL); + + /* Turn on BIAS current for PHY/PLL */ + writel(0x17, qphy->serdes + QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN); + + writel(0x00, qphy->pcs + QSERDES_DP_PHY_AUX_CFG0); + writel(0x13, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1); + writel(0xa4, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2); + writel(0x00, qphy->pcs + QSERDES_DP_PHY_AUX_CFG3); + writel(0x0a, qphy->pcs + QSERDES_DP_PHY_AUX_CFG4); + writel(0x26, qphy->pcs + QSERDES_DP_PHY_AUX_CFG5); + writel(0x0a, qphy->pcs + QSERDES_DP_PHY_AUX_CFG6); + writel(0x03, qphy->pcs + QSERDES_DP_PHY_AUX_CFG7); + writel(0xb7, qphy->pcs + QSERDES_DP_PHY_AUX_CFG8); + writel(0x03, qphy->pcs + QSERDES_DP_PHY_AUX_CFG9); + qphy->dp_aux_cfg = 0; + + writel(PHY_AUX_STOP_ERR_MASK | PHY_AUX_DEC_ERR_MASK | + PHY_AUX_SYNC_ERR_MASK | PHY_AUX_ALIGN_ERR_MASK | + PHY_AUX_REQ_ERR_MASK, + qphy->pcs + QSERDES_V4_DP_PHY_AUX_INTERRUPT_MASK); +} + +static void qcom_qmp_v4_phy_configure_dp_tx(struct qmp_phy *qphy) +{ + /* Program default values before writing proper values */ + writel(0x27, qphy->tx + QSERDES_V4_TX_TX_DRV_LVL); + writel(0x27, qphy->tx2 + QSERDES_V4_TX_TX_DRV_LVL); + + writel(0x20, qphy->tx + QSERDES_V4_TX_TX_EMP_POST1_LVL); + writel(0x20, qphy->tx2 + QSERDES_V4_TX_TX_EMP_POST1_LVL); + + qcom_qmp_phy_configure_dp_swing(qphy, + QSERDES_V4_TX_TX_DRV_LVL, + QSERDES_V4_TX_TX_EMP_POST1_LVL); +} + +static int qcom_qmp_v4_phy_configure_dp_phy(struct qmp_phy *qphy) +{ + const struct qmp_phy_dp_clks *dp_clks = qphy->dp_clks; + const struct phy_configure_opts_dp *dp_opts = &qphy->dp_opts; + u32 phy_vco_div, status; + unsigned long pixel_freq; + u32 bias0_en, drvr0_en, bias1_en, drvr1_en; + bool reverse; + + writel(0x0f, qphy->pcs + QSERDES_V4_DP_PHY_CFG_1); + + reverse = qcom_qmp_phy_configure_dp_mode(qphy); + + writel(0x13, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1); + writel(0xa4, qphy->pcs + QSERDES_DP_PHY_AUX_CFG2); + + writel(0x05, qphy->pcs + QSERDES_V4_DP_PHY_TX0_TX1_LANE_CTL); + writel(0x05, qphy->pcs + QSERDES_V4_DP_PHY_TX2_TX3_LANE_CTL); + + switch (dp_opts->link_rate) { + case 1620: + phy_vco_div = 0x1; + pixel_freq = 1620000000UL / 2; + break; + case 2700: + phy_vco_div = 0x1; + pixel_freq = 2700000000UL / 2; + break; + case 5400: + phy_vco_div = 0x2; + pixel_freq = 5400000000UL / 4; + break; + case 8100: + phy_vco_div = 0x0; + pixel_freq = 8100000000UL / 6; + break; + default: + /* Other link rates aren't supported */ + return -EINVAL; + } + writel(phy_vco_div, qphy->pcs + QSERDES_V4_DP_PHY_VCO_DIV); + + clk_set_rate(dp_clks->dp_link_hw.clk, dp_opts->link_rate * 100000); + clk_set_rate(dp_clks->dp_pixel_hw.clk, pixel_freq); + + writel(0x01, qphy->pcs + QSERDES_DP_PHY_CFG); + writel(0x05, qphy->pcs + QSERDES_DP_PHY_CFG); + writel(0x01, qphy->pcs + QSERDES_DP_PHY_CFG); + writel(0x09, qphy->pcs + QSERDES_DP_PHY_CFG); + + writel(0x20, qphy->serdes + QSERDES_V4_COM_RESETSM_CNTRL); + + if (readl_poll_timeout(qphy->serdes + QSERDES_V4_COM_C_READY_STATUS, + status, + ((status & BIT(0)) > 0), + 500, + 10000)) + return -ETIMEDOUT; + + if (readl_poll_timeout(qphy->serdes + QSERDES_V4_COM_CMN_STATUS, + status, + ((status & BIT(0)) > 0), + 500, + 10000)) + return -ETIMEDOUT; + + if (readl_poll_timeout(qphy->serdes + QSERDES_V4_COM_CMN_STATUS, + status, + ((status & BIT(1)) > 0), + 500, + 10000)) + return -ETIMEDOUT; + + writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG); + + if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS, + status, + ((status & BIT(0)) > 0), + 500, + 10000)) + return -ETIMEDOUT; + + if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS, + status, + ((status & BIT(1)) > 0), + 500, + 10000)) + return -ETIMEDOUT; + + /* + * At least for 7nm DP PHY this has to be done after enabling link + * clock. + */ + + if (dp_opts->lanes == 1) { + bias0_en = reverse ? 0x3e : 0x15; + bias1_en = reverse ? 0x15 : 0x3e; + drvr0_en = reverse ? 0x13 : 0x10; + drvr1_en = reverse ? 0x10 : 0x13; + } else if (dp_opts->lanes == 2) { + bias0_en = reverse ? 0x3f : 0x15; + bias1_en = reverse ? 0x15 : 0x3f; + drvr0_en = 0x10; + drvr1_en = 0x10; + } else { + bias0_en = 0x3f; + bias1_en = 0x3f; + drvr0_en = 0x10; + drvr1_en = 0x10; + } + + writel(drvr0_en, qphy->tx + QSERDES_V4_TX_HIGHZ_DRVR_EN); + writel(bias0_en, qphy->tx + QSERDES_V4_TX_TRANSCEIVER_BIAS_EN); + writel(drvr1_en, qphy->tx2 + QSERDES_V4_TX_HIGHZ_DRVR_EN); + writel(bias1_en, qphy->tx2 + QSERDES_V4_TX_TRANSCEIVER_BIAS_EN); + + writel(0x18, qphy->pcs + QSERDES_DP_PHY_CFG); + udelay(2000); + writel(0x19, qphy->pcs + QSERDES_DP_PHY_CFG); + + if (readl_poll_timeout(qphy->pcs + QSERDES_V4_DP_PHY_STATUS, + status, + ((status & BIT(1)) > 0), + 500, + 10000)) + return -ETIMEDOUT; + + writel(0x0a, qphy->tx + QSERDES_V4_TX_TX_POL_INV); + writel(0x0a, qphy->tx2 + QSERDES_V4_TX_TX_POL_INV); + + writel(0x27, qphy->tx + QSERDES_V4_TX_TX_DRV_LVL); + writel(0x27, qphy->tx2 + QSERDES_V4_TX_TX_DRV_LVL); + + writel(0x20, qphy->tx + QSERDES_V4_TX_TX_EMP_POST1_LVL); + writel(0x20, qphy->tx2 + QSERDES_V4_TX_TX_EMP_POST1_LVL); + + return 0; +} + +/* + * We need to calibrate the aux setting here as many times + * as the caller tries + */ +static int qcom_qmp_v4_dp_phy_calibrate(struct qmp_phy *qphy) +{ + static const u8 cfg1_settings[] = { 0x20, 0x13, 0x23, 0x1d }; + u8 val; + + qphy->dp_aux_cfg++; + qphy->dp_aux_cfg %= ARRAY_SIZE(cfg1_settings); + val = cfg1_settings[qphy->dp_aux_cfg]; + + writel(val, qphy->pcs + QSERDES_DP_PHY_AUX_CFG1); + + return 0; +} + static inline void qphy_setbits(void __iomem *base, u32 offset, u32 val) { u32 reg; @@ -3346,6 +3659,46 @@ static const struct qmp_phy_cfg sm8250_usb3_uniphy_cfg = { .pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX, }; +static const struct qmp_phy_cfg sm8250_dpphy_cfg = { + .type = PHY_TYPE_DP, + .nlanes = 1, + + .serdes_tbl = qmp_v4_dp_serdes_tbl, + .serdes_tbl_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl), + .tx_tbl = qmp_v4_dp_tx_tbl, + .tx_tbl_num = ARRAY_SIZE(qmp_v4_dp_tx_tbl), + + .serdes_tbl_rbr = qmp_v4_dp_serdes_tbl_rbr, + .serdes_tbl_rbr_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl_rbr), + .serdes_tbl_hbr = qmp_v4_dp_serdes_tbl_hbr, + .serdes_tbl_hbr_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl_hbr), + .serdes_tbl_hbr2 = qmp_v4_dp_serdes_tbl_hbr2, + .serdes_tbl_hbr2_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl_hbr2), + .serdes_tbl_hbr3 = qmp_v4_dp_serdes_tbl_hbr3, + .serdes_tbl_hbr3_num = ARRAY_SIZE(qmp_v4_dp_serdes_tbl_hbr3), + + .clk_list = qmp_v4_phy_clk_l, + .num_clks = ARRAY_SIZE(qmp_v4_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 = qmp_v4_usb3phy_regs_layout, + + .has_phy_dp_com_ctrl = true, + .is_dual_lane_phy = true, + + .dp_aux_init = qcom_qmp_v4_phy_dp_aux_init, + .configure_dp_tx = qcom_qmp_v4_phy_configure_dp_tx, + .configure_dp_phy = qcom_qmp_v4_phy_configure_dp_phy, + .calibrate_dp_phy = qcom_qmp_v4_dp_phy_calibrate, +}; + +static const struct qmp_phy_combo_cfg sm8250_usb3dpphy_cfg = { + .usb_cfg = &sm8250_usb3phy_cfg, + .dp_cfg = &sm8250_dpphy_cfg, +}; + static const struct qmp_phy_cfg sdx55_usb3_uniphy_cfg = { .type = PHY_TYPE_USB3, .nlanes = 1, @@ -4601,6 +4954,9 @@ static const struct of_device_id qcom_qmp_phy_of_match_table[] = { }, { .compatible = "qcom,sm8250-qmp-usb3-phy", .data = &sm8250_usb3phy_cfg, + }, { + .compatible = "qcom,sm8250-qmp-usb3-dp-phy", + /* It's a combo phy */ }, { .compatible = "qcom,sm8250-qmp-usb3-uni-phy", .data = &sm8250_usb3_uniphy_cfg, @@ -4635,6 +4991,10 @@ static const struct of_device_id qcom_qmp_combo_phy_of_match_table[] = { .compatible = "qcom,sc7180-qmp-usb3-dp-phy", .data = &sc7180_usb3dpphy_cfg, }, + { + .compatible = "qcom,sm8250-qmp-usb3-dp-phy", + .data = &sm8250_usb3dpphy_cfg, + }, { } }; diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.h b/drivers/phy/qualcomm/phy-qcom-qmp.h index 981d8ee891c0..67bd2dd0d8c5 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp.h @@ -397,6 +397,7 @@ #define QSERDES_V3_DP_PHY_STATUS 0x0c0 /* Only for QMP V4 PHY - QSERDES COM registers */ +#define QSERDES_V4_COM_BG_TIMER 0x00c #define QSERDES_V4_COM_SSC_EN_CENTER 0x010 #define QSERDES_V4_COM_SSC_PER1 0x01c #define QSERDES_V4_COM_SSC_PER2 0x020 @@ -404,7 +405,9 @@ #define QSERDES_V4_COM_SSC_STEP_SIZE2_MODE0 0x028 #define QSERDES_V4_COM_SSC_STEP_SIZE1_MODE1 0x030 #define QSERDES_V4_COM_SSC_STEP_SIZE2_MODE1 0x034 +#define QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN 0x044 #define QSERDES_V4_COM_CLK_ENABLE1 0x048 +#define QSERDES_V4_COM_SYS_CLK_CTRL 0x04c #define QSERDES_V4_COM_SYSCLK_BUF_ENABLE 0x050 #define QSERDES_V4_COM_PLL_IVCO 0x058 #define QSERDES_V4_COM_CMN_IPTRIM 0x060 @@ -415,6 +418,7 @@ #define QSERDES_V4_COM_PLL_CCTRL_MODE0 0x084 #define QSERDES_V4_COM_PLL_CCTRL_MODE1 0x088 #define QSERDES_V4_COM_SYSCLK_EN_SEL 0x094 +#define QSERDES_V4_COM_RESETSM_CNTRL 0x09c #define QSERDES_V4_COM_LOCK_CMP_EN 0x0a4 #define QSERDES_V4_COM_LOCK_CMP1_MODE0 0x0ac #define QSERDES_V4_COM_LOCK_CMP2_MODE0 0x0b0 @@ -428,16 +432,24 @@ #define QSERDES_V4_COM_DIV_FRAC_START1_MODE1 0x0d8 #define QSERDES_V4_COM_DIV_FRAC_START2_MODE1 0x0dc #define QSERDES_V4_COM_DIV_FRAC_START3_MODE1 0x0e0 +#define QSERDES_V4_COM_INTEGLOOP_GAIN0_MODE0 0x0ec +#define QSERDES_V4_COM_INTEGLOOP_GAIN1_MODE0 0x0f0 +#define QSERDES_V4_COM_VCO_TUNE_CTRL 0x108 #define QSERDES_V4_COM_VCO_TUNE_MAP 0x10c #define QSERDES_V4_COM_VCO_TUNE1_MODE0 0x110 #define QSERDES_V4_COM_VCO_TUNE2_MODE0 0x114 #define QSERDES_V4_COM_VCO_TUNE1_MODE1 0x118 #define QSERDES_V4_COM_VCO_TUNE2_MODE1 0x11c #define QSERDES_V4_COM_VCO_TUNE_INITVAL2 0x124 +#define QSERDES_V4_COM_CMN_STATUS 0x140 #define QSERDES_V4_COM_CLK_SELECT 0x154 #define QSERDES_V4_COM_HSCLK_SEL 0x158 #define QSERDES_V4_COM_HSCLK_HS_SWITCH_SEL 0x15c +#define QSERDES_V4_COM_CORECLK_DIV_MODE0 0x168 #define QSERDES_V4_COM_CORECLK_DIV_MODE1 0x16c +#define QSERDES_V4_COM_CORE_CLK_EN 0x174 +#define QSERDES_V4_COM_C_READY_STATUS 0x178 +#define QSERDES_V4_COM_CMN_CONFIG 0x17c #define QSERDES_V4_COM_SVS_MODE_CLK_SEL 0x184 #define QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE0 0x1ac #define QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE0 0x1b0 @@ -446,19 +458,32 @@ #define QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE1 0x1b8 /* Only for QMP V4 PHY - TX registers */ +#define QSERDES_V4_TX_CLKBUF_ENABLE 0x08 +#define QSERDES_V4_TX_TX_EMP_POST1_LVL 0x0c +#define QSERDES_V4_TX_TX_DRV_LVL 0x14 +#define QSERDES_V4_TX_RESET_TSYNC_EN 0x1c +#define QSERDES_V4_TX_PRE_STALL_LDO_BOOST_EN 0x20 +#define QSERDES_V4_TX_TX_BAND 0x24 +#define QSERDES_V4_TX_INTERFACE_SELECT 0x2c #define QSERDES_V4_TX_RES_CODE_LANE_TX 0x34 #define QSERDES_V4_TX_RES_CODE_LANE_RX 0x38 #define QSERDES_V4_TX_RES_CODE_LANE_OFFSET_TX 0x3c #define QSERDES_V4_TX_RES_CODE_LANE_OFFSET_RX 0x40 +#define QSERDES_V4_TX_TRANSCEIVER_BIAS_EN 0x54 +#define QSERDES_V4_TX_HIGHZ_DRVR_EN 0x58 +#define QSERDES_V4_TX_TX_POL_INV 0x5c +#define QSERDES_V4_TX_PARRATE_REC_DETECT_IDLE_EN 0x60 #define QSERDES_V4_TX_LANE_MODE_1 0x84 #define QSERDES_V4_TX_LANE_MODE_2 0x88 #define QSERDES_V4_TX_RCV_DETECT_LVL_2 0x9c +#define QSERDES_V4_TX_TRAN_DRVR_EMP_EN 0xb8 +#define QSERDES_V4_TX_TX_INTERFACE_MODE 0xbc #define QSERDES_V4_TX_PWM_GEAR_1_DIVIDER_BAND0_1 0xd8 #define QSERDES_V4_TX_PWM_GEAR_2_DIVIDER_BAND0_1 0xdC #define QSERDES_V4_TX_PWM_GEAR_3_DIVIDER_BAND0_1 0xe0 #define QSERDES_V4_TX_PWM_GEAR_4_DIVIDER_BAND0_1 0xe4 -#define QSERDES_V4_TX_TRAN_DRVR_EMP_EN 0xb8 -#define QSERDES_V4_TX_PI_QEC_CTRL 0x104 +#define QSERDES_V4_TX_VMODE_CTRL1 0xe8 +#define QSERDES_V4_TX_PI_QEC_CTRL 0x104 /* Only for QMP V4 PHY - RX registers */ #define QSERDES_V4_RX_UCDR_FO_GAIN 0x008 @@ -515,6 +540,17 @@ #define QSERDES_V4_RX_DCC_CTRL1 0x1bc #define QSERDES_V4_RX_VTH_CODE 0x1c4 +/* Only for QMP V4 PHY - DP PHY registers */ +#define QSERDES_V4_DP_PHY_CFG_1 0x014 +#define QSERDES_V4_DP_PHY_AUX_INTERRUPT_MASK 0x054 +#define QSERDES_V4_DP_PHY_AUX_INTERRUPT_CLEAR 0x058 +#define QSERDES_V4_DP_PHY_VCO_DIV 0x070 +#define QSERDES_V4_DP_PHY_TX0_TX1_LANE_CTL 0x078 +#define QSERDES_V4_DP_PHY_TX2_TX3_LANE_CTL 0x09c +#define QSERDES_V4_DP_PHY_SPARE0 0x0c8 +#define QSERDES_V4_DP_PHY_AUX_INTERRUPT_STATUS 0x0d8 +#define QSERDES_V4_DP_PHY_STATUS 0x0dc + /* Only for QMP V4 PHY - UFS PCS registers */ #define QPHY_V4_PCS_UFS_PHY_START 0x000 #define QPHY_V4_PCS_UFS_POWER_DOWN_CONTROL 0x004 From patchwork Thu Mar 18 14:11:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12148329 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on 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cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Mar 2021 07:11:50 -0700 (PDT) From: Dmitry Baryshkov To: Andy Gross , Bjorn Andersson , Vinod Koul , Kishon Vijay Abraham I , Rob Herring Cc: Manu Gautam , Stephen Boyd , Jonathan Marek , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 5/6] arm64: dts: qcom: sm8250: switch usb1 qmp phy to USB3+DP mode Date: Thu, 18 Mar 2021 17:11:43 +0300 Message-Id: <20210318141144.2147610-6-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> References: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org USB1 QMP PHY is not just a USB3 PHY, but USB3+DP PHY. Change device tree nodes accordingly. Signed-off-by: Dmitry Baryshkov --- arch/arm64/boot/dts/qcom/sm8250.dtsi | 23 ++++++++++++++++++----- 1 file changed, 18 insertions(+), 5 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi index 947e1accae3a..0f79e6885004 100644 --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi @@ -2097,12 +2097,11 @@ usb_2_hsphy: phy@88e4000 { }; usb_1_qmpphy: phy@88e9000 { - compatible = "qcom,sm8250-qmp-usb3-phy"; + compatible = "qcom,sm8250-qmp-usb3-dp-phy"; reg = <0 0x088e9000 0 0x200>, - <0 0x088e8000 0 0x20>; - reg-names = "reg-base", "dp_com"; + <0 0x088e8000 0 0x40>, + <0 0x088ea000 0 0x200>; status = "disabled"; - #clock-cells = <1>; #address-cells = <2>; #size-cells = <2>; ranges; @@ -2116,7 +2115,7 @@ usb_1_qmpphy: phy@88e9000 { <&gcc GCC_USB3_PHY_PRIM_BCR>; reset-names = "phy", "common"; - usb_1_ssphy: lanes@88e9200 { + usb_1_ssphy: usb3-phy@88e9200 { reg = <0 0x088e9200 0 0x200>, <0 0x088e9400 0 0x200>, <0 0x088e9c00 0 0x400>, @@ -2128,6 +2127,20 @@ usb_1_ssphy: lanes@88e9200 { clock-names = "pipe0"; clock-output-names = "usb3_phy_pipe_clk_src"; }; + + dp_phy: dp-phy@88ea200 { + reg = <0 0x088ea200 0 0x200>, + <0 0x088ea400 0 0x200>, + <0 0x088eac00 0 0x400>, + <0 0x088ea600 0 0x200>, + <0 0x088ea800 0 0x200>, + <0 0x088eaa00 0 0x100>; + #phy-cells = <0>; + #clock-cells = <1>; + clocks = <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>; + clock-names = "pipe0"; + clock-output-names = "usb3_phy_pipe_clk_src"; + }; }; usb_2_qmpphy: phy@88eb000 { From patchwork Thu Mar 18 14:11:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 12148327 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B78E1C43619 for ; 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Thu, 18 Mar 2021 07:11:51 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id f20sm254713ljn.123.2021.03.18.07.11.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Mar 2021 07:11:51 -0700 (PDT) From: Dmitry Baryshkov To: Andy Gross , Bjorn Andersson , Vinod Koul , Kishon Vijay Abraham I , Rob Herring Cc: Manu Gautam , Stephen Boyd , Jonathan Marek , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 6/6] arm64: dts: qcom: use dp_phy to provide clocks to dispcc Date: Thu, 18 Mar 2021 17:11:44 +0300 Message-Id: <20210318141144.2147610-7-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> References: <20210318141144.2147610-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Plug dp_phy-provided clocks to display clock controller. Signed-off-by: Dmitry Baryshkov --- arch/arm64/boot/dts/qcom/sm8250.dtsi | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi index 0f79e6885004..a2478bd3590a 100644 --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi @@ -2600,8 +2600,8 @@ dispcc: clock-controller@af00000 { <&dsi0_phy 1>, <&dsi1_phy 0>, <&dsi1_phy 1>, - <0>, - <0>, + <&dp_phy 0>, + <&dp_phy 1>, <0>, <0>, <0>, @@ -2614,8 +2614,8 @@ dispcc: clock-controller@af00000 { "dsi0_phy_pll_out_dsiclk", "dsi1_phy_pll_out_byteclk", "dsi1_phy_pll_out_dsiclk", - "dp_link_clk_divsel_ten", - "dp_vco_divided_clk_src_mux", + "dp_phy_pll_link_clk", + "dp_phy_pll_vco_div_clk", "dptx1_phy_pll_link_clk", "dptx1_phy_pll_vco_div_clk", "dptx2_phy_pll_link_clk",