From patchwork Thu Apr 9 22:52:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 11482557 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BC5C71392 for ; Thu, 9 Apr 2020 22:52:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9DB612083E for ; Thu, 9 Apr 2020 22:52:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="XM/83Ud4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727079AbgDIWwq (ORCPT ); Thu, 9 Apr 2020 18:52:46 -0400 Received: from mail26.static.mailgun.info ([104.130.122.26]:42792 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726975AbgDIWwo (ORCPT ); Thu, 9 Apr 2020 18:52:44 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1586472764; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=h0FSuIUefockKuhVSAXTy3J0iwWzl0qO7vd4uJJG7io=; b=XM/83Ud44bkVUrfX2ZSZ0HWjYE81NmFWXmMiyEE5riHMSvYUtrqk8u35Kc9O1I4bCMWoSCRU mOyva85bKQz6iKA1qNuriHbSB2KdwtrUDG+4TMcQ6jxVU8NTGpHGRn6k6kT4LCSMxRDEULlN dld0s9h7pMyZNdP22Ex0Cc92aIU= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e8fa736.7fe93dae73e8-smtp-out-n05; Thu, 09 Apr 2020 22:52:38 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id C2C01C44791; Thu, 9 Apr 2020 22:52:38 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.0 Received: from wcheng-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: wcheng) by smtp.codeaurora.org (Postfix) with ESMTPSA id 52161C433BA; Thu, 9 Apr 2020 22:52:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 52161C433BA Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=wcheng@codeaurora.org From: Wesley Cheng To: agross@kernel.org, bjorn.andersson@linaro.org, kishon@ti.com, robh+dt@kernel.org, mark.rutland@arm.com, p.zabel@pengutronix.de, mgautam@codeaurora.org, vkoul@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Wesley Cheng Subject: [PATCH v6 1/5] dt-bindings: phy: Add binding for qcom,usb-snps-femto-v2 Date: Thu, 9 Apr 2020 15:52:25 -0700 Message-Id: <1586472749-18599-2-git-send-email-wcheng@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> References: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This binding shows the descriptions and properties for the Synopsis Femto USB PHY V2 used on QCOM platforms. Signed-off-by: Wesley Cheng Reviewed-by: Rob Herring --- .../bindings/phy/qcom,usb-snps-femto-v2.yaml | 77 ++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml b/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml new file mode 100644 index 0000000..a912df0 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/phy/qcom,usb-snps-femto-v2.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Qualcomm Synopsys Femto High-Speed USB PHY V2 + +maintainers: + - Wesley Cheng + +description: | + Qualcomm Hi-Speed USB PHY + +properties: + compatible: + enum: + - qcom,usb-snps-hs-7nm-phy + - qcom,sm8150-usb-hs-phy + - qcom,usb-snps-femto-v2-phy + + reg: + maxItems: 1 + + "#phy-cells": + const: 0 + + clocks: + items: + - description: rpmhcc ref clock + + clock-names: + items: + - const: ref + + resets: + items: + - description: PHY core reset + + vdda-pll-supply: + description: phandle to the regulator VDD supply node. + + vdda18-supply: + description: phandle to the regulator 1.8V supply node. + + vdda33-supply: + description: phandle to the regulator 3.3V supply node. + +required: + - compatible + - reg + - "#phy-cells" + - clocks + - clock-names + - resets + - vdda-pll-supply + - vdda18-supply + - vdda33-supply + +additionalProperties: false + +examples: + - | + #include + #include + usb_1_hsphy: phy@88e2000 { + compatible = "qcom,sm8150-usb-hs-phy"; + reg = <0 0x088e2000 0 0x400>; + status = "disabled"; + #phy-cells = <0>; + + clocks = <&rpmhcc RPMH_CXO_CLK>; + clock-names = "ref"; + + resets = <&gcc GCC_QUSB2PHY_PRIM_BCR>; + }; +... \ No newline at end of file From patchwork Thu Apr 9 22:52:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 11482561 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 034C514DD for ; Thu, 9 Apr 2020 22:52:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C7DC320BED for ; Thu, 9 Apr 2020 22:52:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="vLdS2xR+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727181AbgDIWww (ORCPT ); Thu, 9 Apr 2020 18:52:52 -0400 Received: from mail26.static.mailgun.info ([104.130.122.26]:49916 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727020AbgDIWwv (ORCPT ); Thu, 9 Apr 2020 18:52:51 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1586472771; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=0FqxKF6nGQgmwUiyDs0NwbZWrwEin1pvpASDegFaQVA=; b=vLdS2xR+4+Kdsf2l8T0a8XStvdMYOQMSP0yzWwFH6S+Yl7Zy1oYQi3Mq5zo7hiSa5CyVXcr2 kofhaxdGmiZPdtcb89Z5iQ1iI1gCdUYYL9wQCRCribP6vD005MgLpmdnE3V4JkWLgVMMRRGo 6Vg4LDbbFz1+rSprqAtifaTqd7E= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e8fa736.7f022a403ab0-smtp-out-n03; Thu, 09 Apr 2020 22:52:38 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 8C203C43636; Thu, 9 Apr 2020 22:52:38 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.0 Received: from wcheng-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: wcheng) by smtp.codeaurora.org (Postfix) with ESMTPSA id 01A4EC433CB; Thu, 9 Apr 2020 22:52:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 01A4EC433CB Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=wcheng@codeaurora.org From: Wesley Cheng To: agross@kernel.org, bjorn.andersson@linaro.org, kishon@ti.com, robh+dt@kernel.org, mark.rutland@arm.com, p.zabel@pengutronix.de, mgautam@codeaurora.org, vkoul@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Wesley Cheng Subject: [PATCH v6 2/5] phy: qcom-snps: Add SNPS USB PHY driver for QCOM based SOCs Date: Thu, 9 Apr 2020 15:52:26 -0700 Message-Id: <1586472749-18599-3-git-send-email-wcheng@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> References: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This adds the SNPS FemtoPHY V2 driver used in QCOM SOCs. There are potentially multiple instances of this UTMI PHY on the SOC, all which can utilize this driver. The V2 driver will have a different register map compared to V1. Signed-off-by: Wesley Cheng Reviewed-by: Philipp Zabel Reviewed-by: Manu Gautam Reviewed-by: Vinod Koul --- drivers/phy/qualcomm/Kconfig | 10 + drivers/phy/qualcomm/Makefile | 1 + drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c | 296 ++++++++++++++++++++++++++ 3 files changed, 307 insertions(+) create mode 100644 drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c diff --git a/drivers/phy/qualcomm/Kconfig b/drivers/phy/qualcomm/Kconfig index e46824d..3a57551 100644 --- a/drivers/phy/qualcomm/Kconfig +++ b/drivers/phy/qualcomm/Kconfig @@ -85,6 +85,16 @@ config PHY_QCOM_USB_HS Support for the USB high-speed ULPI compliant phy on Qualcomm chipsets. +config PHY_QCOM_USB_SNPS_FEMTO_V2 + tristate "Qualcomm SNPS FEMTO USB HS PHY V2 module" + depends on OF && (ARCH_QCOM || COMPILE_TEST) + select GENERIC_PHY + help + Enable support for the USB high-speed SNPS Femto phy on Qualcomm + chipsets. This PHY has differences in the register map compared + to the V1 variants. The PHY is paired with a Synopsys DWC3 USB + controller on MSM SOCs. + config PHY_QCOM_USB_HSIC tristate "Qualcomm USB HSIC ULPI PHY module" depends on USB_ULPI_BUS diff --git a/drivers/phy/qualcomm/Makefile b/drivers/phy/qualcomm/Makefile index 283251d..320fa71 100644 --- a/drivers/phy/qualcomm/Makefile +++ b/drivers/phy/qualcomm/Makefile @@ -10,3 +10,4 @@ obj-$(CONFIG_PHY_QCOM_UFS_14NM) += phy-qcom-ufs-qmp-14nm.o obj-$(CONFIG_PHY_QCOM_UFS_20NM) += phy-qcom-ufs-qmp-20nm.o obj-$(CONFIG_PHY_QCOM_USB_HS) += phy-qcom-usb-hs.o obj-$(CONFIG_PHY_QCOM_USB_HSIC) += phy-qcom-usb-hsic.o +obj-$(CONFIG_PHY_QCOM_USB_SNPS_FEMTO_V2) += phy-qcom-snps-femto-v2.o diff --git a/drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c b/drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c new file mode 100644 index 0000000..83e16ca --- /dev/null +++ b/drivers/phy/qualcomm/phy-qcom-snps-femto-v2.c @@ -0,0 +1,296 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020, The Linux Foundation. All rights reserved. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define USB2_PHY_USB_PHY_UTMI_CTRL0 (0x3c) +#define OPMODE_MASK GENMASK(4, 3) +#define OPMODE_NORMAL (0x00) +#define OPMODE_NONDRIVING BIT(3) +#define SLEEPM BIT(0) +#define TERMSEL BIT(5) + +#define USB2_PHY_USB_PHY_UTMI_CTRL1 (0x40) +#define XCVRSEL BIT(0) + +#define USB2_PHY_USB_PHY_UTMI_CTRL5 (0x50) +#define POR BIT(1) + +#define USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON0 (0x54) +#define RETENABLEN BIT(3) +#define FSEL_MASK GENMASK(7, 5) +#define FSEL_DEFAULT (0x3 << 4) + +#define USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON1 (0x58) +#define VBUSVLDEXTSEL0 BIT(4) +#define PLLBTUNE BIT(5) + +#define USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON2 (0x5c) +#define VREGBYPASS BIT(0) + +#define USB2_PHY_USB_PHY_HS_PHY_CTRL1 (0x60) +#define VBUSVLDEXT0 BIT(0) + +#define USB2_PHY_USB_PHY_HS_PHY_CTRL2 (0x64) +#define USB2_AUTO_RESUME BIT(0) +#define USB2_SUSPEND_N BIT(2) +#define USB2_SUSPEND_N_SEL BIT(3) + +#define USB2_PHY_USB_PHY_CFG0 (0x94) +#define UTMI_PHY_DATAPATH_CTRL_OVERRIDE_EN BIT(0) +#define UTMI_PHY_CMN_CTRL_OVERRIDE_EN BIT(1) + +#define USB2_PHY_USB_PHY_REFCLK_CTRL (0xa0) +#define REFCLK_SEL_MASK GENMASK(1, 0) +#define REFCLK_SEL_DEFAULT (0x2 << 0) + +static const char * const qcom_snps_hsphy_vreg_names[] = { + "vdda-pll", "vdda33", "vdda18", +}; + +#define SNPS_HS_NUM_VREGS ARRAY_SIZE(qcom_snps_hsphy_vreg_names) + +/** + * struct qcom_snps_hsphy - structure holding snps hs phy attributes + * + * @phy: generic phy + * @base: iomapped memory space for qubs2 phy + * + * @cfg_ahb_clk: AHB2PHY interface clock + * @ref_clk: phy reference clock + * @iface_clk: phy interface clock + * @phy_reset: phy reset control + * @vregs: regulator supplies bulk data + * @phy_initialized: if PHY has been initialized correctly + * + */ +struct qcom_snps_hsphy { + struct phy *phy; + void __iomem *base; + + struct clk *cfg_ahb_clk; + struct clk *ref_clk; + struct reset_control *phy_reset; + struct regulator_bulk_data vregs[SNPS_HS_NUM_VREGS]; + + bool phy_initialized; +}; + +static inline void qcom_snps_hsphy_write_mask(void __iomem *base, u32 offset, + u32 mask, u32 val) +{ + u32 reg; + + reg = readl(base + offset); + reg &= ~mask; + reg |= val & mask; + writel(reg, base + offset); + + /* Ensure above write is completed */ + readl(base + offset); +} + +static int qcom_snps_hsphy_init(struct phy *phy) +{ + struct qcom_snps_hsphy *hsphy = phy_get_drvdata(phy); + int ret; + + dev_vdbg(&phy->dev, "%s(): Initializing SNPS HS phy\n", __func__); + + /* turn on regulator supplies */ + ret = regulator_bulk_enable(ARRAY_SIZE(hsphy->vregs), hsphy->vregs); + if (ret) + return ret; + + /* enable ahb interface clock to program phy */ + ret = clk_prepare_enable(hsphy->cfg_ahb_clk); + if (ret) { + dev_err(&phy->dev, "failed to enable cfg ahb clock, %d\n", ret); + goto poweroff_phy; + } + + /* Perform phy reset */ + ret = reset_control_assert(hsphy->phy_reset); + if (ret) { + dev_err(&phy->dev, "failed to assert phy_reset, %d\n", ret); + goto disable_ahb_clk; + } + + /* 100 us delay to keep PHY in reset mode */ + usleep_range(100, 150); + + ret = reset_control_deassert(hsphy->phy_reset); + if (ret) { + dev_err(&phy->dev, "failed to de-assert phy_reset, %d\n", ret); + goto disable_ahb_clk; + } + + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_CFG0, + UTMI_PHY_CMN_CTRL_OVERRIDE_EN, + UTMI_PHY_CMN_CTRL_OVERRIDE_EN); + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_UTMI_CTRL5, + POR, POR); + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON0, + FSEL_MASK, 0); + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON1, + PLLBTUNE, PLLBTUNE); + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_REFCLK_CTRL, + REFCLK_SEL_DEFAULT, REFCLK_SEL_MASK); + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON1, + VBUSVLDEXTSEL0, VBUSVLDEXTSEL0); + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_HS_PHY_CTRL1, + VBUSVLDEXT0, VBUSVLDEXT0); + + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_HS_PHY_CTRL_COMMON2, + VREGBYPASS, VREGBYPASS); + + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_HS_PHY_CTRL2, + USB2_SUSPEND_N_SEL | USB2_SUSPEND_N, + USB2_SUSPEND_N_SEL | USB2_SUSPEND_N); + + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_UTMI_CTRL0, + SLEEPM, SLEEPM); + + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_UTMI_CTRL5, + POR, 0); + + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_HS_PHY_CTRL2, + USB2_SUSPEND_N_SEL, 0); + + qcom_snps_hsphy_write_mask(hsphy->base, USB2_PHY_USB_PHY_CFG0, + UTMI_PHY_CMN_CTRL_OVERRIDE_EN, 0); + + hsphy->phy_initialized = true; + + return 0; + +disable_ahb_clk: + clk_disable_unprepare(hsphy->cfg_ahb_clk); +poweroff_phy: + regulator_bulk_disable(ARRAY_SIZE(hsphy->vregs), hsphy->vregs); + + return ret; +} + +static int qcom_snps_hsphy_exit(struct phy *phy) +{ + struct qcom_snps_hsphy *hsphy = phy_get_drvdata(phy); + + reset_control_assert(hsphy->phy_reset); + clk_disable_unprepare(hsphy->cfg_ahb_clk); + regulator_bulk_disable(ARRAY_SIZE(hsphy->vregs), hsphy->vregs); + hsphy->phy_initialized = false; + + return 0; +} + +static const struct phy_ops qcom_snps_hsphy_gen_ops = { + .init = qcom_snps_hsphy_init, + .exit = qcom_snps_hsphy_exit, + .owner = THIS_MODULE, +}; + +static const struct of_device_id qcom_snps_hsphy_of_match_table[] = { + { + .compatible = "qcom,sm8150-usb-hs-phy", + }, + { + .compatible = "qcom,usb-snps-hs-7nm-phy", + }, + { + .compatible = "qcom,usb-snps-femto-v2-phy", + }, + { }, +}; +MODULE_DEVICE_TABLE(of, qcom_snps_hsphy_of_match_table); + +static int qcom_snps_hsphy_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct qcom_snps_hsphy *hsphy; + struct phy_provider *phy_provider; + struct phy *generic_phy; + struct resource *res; + int ret, i; + int num; + + hsphy = devm_kzalloc(dev, sizeof(*hsphy), GFP_KERNEL); + if (!hsphy) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + hsphy->base = devm_ioremap_resource(dev, res); + if (IS_ERR(hsphy->base)) + return PTR_ERR(hsphy->base); + + hsphy->ref_clk = devm_clk_get(dev, "ref"); + if (IS_ERR(hsphy->ref_clk)) { + ret = PTR_ERR(hsphy->ref_clk); + if (ret != -EPROBE_DEFER) + dev_err(dev, "failed to get ref clk, %d\n", ret); + return ret; + } + + hsphy->phy_reset = devm_reset_control_get_exclusive(&pdev->dev, NULL); + if (IS_ERR(hsphy->phy_reset)) { + dev_err(dev, "failed to get phy core reset\n"); + return PTR_ERR(hsphy->phy_reset); + } + + num = ARRAY_SIZE(hsphy->vregs); + for (i = 0; i < num; i++) + hsphy->vregs[i].supply = qcom_snps_hsphy_vreg_names[i]; + + ret = devm_regulator_bulk_get(dev, num, hsphy->vregs); + if (ret) { + if (ret != -EPROBE_DEFER) + dev_err(dev, "failed to get regulator supplies: %d\n", + ret); + return ret; + } + + generic_phy = devm_phy_create(dev, NULL, &qcom_snps_hsphy_gen_ops); + if (IS_ERR(generic_phy)) { + ret = PTR_ERR(generic_phy); + dev_err(dev, "failed to create phy, %d\n", ret); + return ret; + } + hsphy->phy = generic_phy; + + dev_set_drvdata(dev, hsphy); + phy_set_drvdata(generic_phy, hsphy); + + phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate); + if (!IS_ERR(phy_provider)) + dev_info(dev, "Registered Qcom-SNPS HS phy\n"); + + return PTR_ERR_OR_ZERO(phy_provider); +} + +static struct platform_driver qcom_snps_hsphy_driver = { + .probe = qcom_snps_hsphy_probe, + .driver = { + .name = "qcom-snps-hs-femto-v2-phy", + .of_match_table = qcom_snps_hsphy_of_match_table, + }, +}; + +module_platform_driver(qcom_snps_hsphy_driver); + +MODULE_DESCRIPTION("Qualcomm SNPS FEMTO USB HS PHY V2 driver"); +MODULE_LICENSE("GPL v2"); From patchwork Thu Apr 9 22:52:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 11482553 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4F04314DD for ; Thu, 9 Apr 2020 22:52:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 148FF2074F for ; Thu, 9 Apr 2020 22:52:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="U0OepdRi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726980AbgDIWwp (ORCPT ); Thu, 9 Apr 2020 18:52:45 -0400 Received: from mail26.static.mailgun.info ([104.130.122.26]:49916 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726896AbgDIWwo (ORCPT ); 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Thu, 9 Apr 2020 22:52:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A41E6C432C2 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=wcheng@codeaurora.org From: Wesley Cheng To: agross@kernel.org, bjorn.andersson@linaro.org, kishon@ti.com, robh+dt@kernel.org, mark.rutland@arm.com, p.zabel@pengutronix.de, mgautam@codeaurora.org, vkoul@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Jack Pham , Wesley Cheng Subject: [PATCH v6 3/5] phy: qcom-qmp: Add SM8150 QMP USB3 PHY support Date: Thu, 9 Apr 2020 15:52:27 -0700 Message-Id: <1586472749-18599-4-git-send-email-wcheng@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> References: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Jack Pham Add support for SM8150 QMP USB3 PHY with the necessary initialization sequences as well as additional QMP V4 register definitions. Signed-off-by: Jack Pham Signed-off-by: Wesley Cheng Reviewed-by: Manu Gautam --- drivers/phy/qualcomm/phy-qcom-qmp.c | 153 ++++++++++++++++++++++++++++ drivers/phy/qualcomm/phy-qcom-qmp.h | 198 +++++++++++++++++++++++++++++++++++- 2 files changed, 349 insertions(+), 2 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index 7db2a94..cc04471 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -160,6 +160,12 @@ enum qphy_reg_layout { [QPHY_PCS_LFPS_RXTERM_IRQ_STATUS] = 0x170, }; +static const unsigned int qmp_v4_usb3phy_regs_layout[] = { + [QPHY_SW_RESET] = 0x00, + [QPHY_START_CTRL] = 0x44, + [QPHY_PCS_STATUS] = 0x14, +}; + static const unsigned int sdm845_ufsphy_regs_layout[] = { [QPHY_START_CTRL] = 0x00, [QPHY_PCS_READY_STATUS] = 0x160, @@ -972,6 +978,115 @@ enum qphy_reg_layout { QMP_PHY_INIT_CFG(QPHY_V4_MULTI_LANE_CTRL1, 0x02), }; +static const struct qmp_phy_init_tbl sm8150_usb3_serdes_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_EN_CENTER, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_PER1, 0x31), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_PER2, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE1_MODE0, 0xde), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE2_MODE0, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE1_MODE1, 0xde), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE2_MODE1, 0x07), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_BUF_ENABLE, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CMN_IPTRIM, 0x20), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE0, 0x06), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE1, 0x06), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE0, 0x16), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE1, 0x16), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE0, 0x36), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE1, 0x36), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x1a), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x14), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE1, 0x34), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE1, 0x82), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x82), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE1, 0x82), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START1_MODE0, 0xab), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0xea), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_MAP, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START1_MODE1, 0xab), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE1, 0xea), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE1, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE1_MODE0, 0x24), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE1_MODE1, 0x24), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE2_MODE1, 0x02), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x01), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE1, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE0, 0xca), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE0, 0x1e), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE1, 0xca), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE1, 0x1e), + QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_HSCLK_SEL, 0x11), +}; + +static const struct qmp_phy_init_tbl sm8150_usb3_tx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_TX, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_RX, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_LANE_MODE_1, 0xd5), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_RCV_DETECT_LVL_2, 0x12), + QMP_PHY_INIT_CFG(QSERDES_V4_TX_PI_QEC_CTRL, 0x20), +}; + +static const struct qmp_phy_init_tbl sm8150_usb3_rx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_GAIN, 0x05), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_FO_GAIN, 0x2f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x7f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_LOW, 0xff), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_HIGH, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CONTROLS, 0x99), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_THRESH1, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_THRESH2, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_GAIN1, 0x05), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SB2_GAIN2, 0x05), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_VGA_CAL_CNTRL1, 0x54), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_VGA_CAL_CNTRL2, 0x0e), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4a), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_LOW, 0xc0), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_HIGH, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x77), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_CNTRL, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_DEGLITCH_CNTRL, 0x0e), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_LOW, 0xbf), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH, 0xbf), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH2, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH3, 0x7f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH4, 0x94), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_LOW, 0xdc), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH, 0xdc), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH2, 0x5c), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH3, 0x0b), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH4, 0xb3), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_DFE_EN_TIMER, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_AUX_DATA_TCOARSE_TFINE, 0xa0), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_DCC_CTRL1, 0x0c), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_GM_CAL, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V4_RX_VTH_CODE, 0x10), +}; + +static const struct qmp_phy_init_tbl sm8150_usb3_pcs_tbl[] = { + /* Lock Det settings */ + QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG1, 0xd0), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG2, 0x07), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_LOCK_DETECT_CONFIG6, 0x13), + + QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x21), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_RX_SIGDET_LVL, 0xaa), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_CDR_RESET_TIME, 0x0a), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_ALIGN_DETECT_CONFIG1, 0x88), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_ALIGN_DETECT_CONFIG2, 0x13), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCS_TX_RX_CONFIG, 0x0c), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_EQ_CONFIG1, 0x4b), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_EQ_CONFIG5, 0x10), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), +}; + + /* struct qmp_phy_cfg - per-PHY initialization config */ struct qmp_phy_cfg { /* phy-type - PCIE/UFS/USB */ @@ -1126,6 +1241,10 @@ static inline void qphy_clrbits(void __iomem *base, u32 offset, u32 val) "aux", "cfg_ahb", "ref", "com_aux", }; +static const char * const qmp_v4_phy_clk_l[] = { + "aux", "ref_clk_src", "ref", "com_aux", +}; + static const char * const sdm845_ufs_phy_clk_l[] = { "ref", "ref_aux", }; @@ -1392,6 +1511,37 @@ static inline void qphy_clrbits(void __iomem *base, u32 offset, u32 val) .is_dual_lane_phy = true, }; +static const struct qmp_phy_cfg sm8150_usb3phy_cfg = { + .type = PHY_TYPE_USB3, + .nlanes = 1, + + .serdes_tbl = sm8150_usb3_serdes_tbl, + .serdes_tbl_num = ARRAY_SIZE(sm8150_usb3_serdes_tbl), + .tx_tbl = sm8150_usb3_tx_tbl, + .tx_tbl_num = ARRAY_SIZE(sm8150_usb3_tx_tbl), + .rx_tbl = sm8150_usb3_rx_tbl, + .rx_tbl_num = ARRAY_SIZE(sm8150_usb3_rx_tbl), + .pcs_tbl = sm8150_usb3_pcs_tbl, + .pcs_tbl_num = ARRAY_SIZE(sm8150_usb3_pcs_tbl), + .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, + + .start_ctrl = SERDES_START | PCS_START, + .pwrdn_ctrl = SW_PWRDN, + + .has_pwrdn_delay = true, + .pwrdn_delay_min = POWER_DOWN_DELAY_US_MIN, + .pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX, + + .has_phy_dp_com_ctrl = true, + .is_dual_lane_phy = true, +}; + static void qcom_qmp_phy_configure(void __iomem *base, const unsigned int *regs, const struct qmp_phy_init_tbl tbl[], @@ -2117,6 +2267,9 @@ int qcom_qmp_phy_create(struct device *dev, struct device_node *np, int id) }, { .compatible = "qcom,sm8150-qmp-ufs-phy", .data = &sm8150_ufsphy_cfg, + }, { + .compatible = "qcom,sm8150-qmp-usb3-phy", + .data = &sm8150_usb3phy_cfg, }, { }, }; diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.h b/drivers/phy/qualcomm/phy-qcom-qmp.h index 90f793c..22c9009 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp.h @@ -125,7 +125,7 @@ #define QPHY_L1SS_WAKEUP_DLY_TIME_AUXCLK_LSB 0x1DC #define QPHY_L1SS_WAKEUP_DLY_TIME_AUXCLK_MSB 0x1E0 -/* Only for QMP V3 PHY - DP COM registers */ +/* Only for QMP V3 & V4 PHY - DP COM registers */ #define QPHY_V3_DP_COM_PHY_MODE_CTRL 0x00 #define QPHY_V3_DP_COM_SW_RESET 0x04 #define QPHY_V3_DP_COM_POWER_DOWN_CTRL 0x08 @@ -314,6 +314,14 @@ #define QPHY_V3_PCS_MISC_OSC_DTCT_MODE2_CONFIG5 0x60 /* Only for QMP V4 PHY - QSERDES COM registers */ +#define QSERDES_V4_COM_SSC_EN_CENTER 0x010 +#define QSERDES_V4_COM_SSC_PER1 0x01c +#define QSERDES_V4_COM_SSC_PER2 0x020 +#define QSERDES_V4_COM_SSC_STEP_SIZE1_MODE0 0x024 +#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_SYSCLK_BUF_ENABLE 0x050 #define QSERDES_V4_COM_PLL_IVCO 0x058 #define QSERDES_V4_COM_CMN_IPTRIM 0x060 #define QSERDES_V4_COM_CP_CTRL_MODE0 0x074 @@ -330,10 +338,22 @@ #define QSERDES_V4_COM_DEC_START_MODE0 0x0bc #define QSERDES_V4_COM_LOCK_CMP2_MODE1 0x0b8 #define QSERDES_V4_COM_DEC_START_MODE1 0x0c4 +#define QSERDES_V4_COM_DIV_FRAC_START1_MODE0 0x0cc +#define QSERDES_V4_COM_DIV_FRAC_START2_MODE0 0x0d0 +#define QSERDES_V4_COM_DIV_FRAC_START3_MODE0 0x0d4 +#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_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_HSCLK_SEL 0x158 #define QSERDES_V4_COM_HSCLK_HS_SWITCH_SEL 0x15c +#define QSERDES_V4_COM_CORECLK_DIV_MODE1 0x16c +#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 #define QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE1 0x1b4 @@ -341,12 +361,16 @@ #define QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE1 0x1b8 /* Only for QMP V4 PHY - TX registers */ +#define QSERDES_V4_TX_RES_CODE_LANE_TX 0x34 +#define QSERDES_V4_TX_RES_CODE_LANE_RX 0x38 #define QSERDES_V4_TX_LANE_MODE_1 0x84 +#define QSERDES_V4_TX_RCV_DETECT_LVL_2 0x9c #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 /* Only for QMP V4 PHY - RX registers */ #define QSERDES_V4_RX_UCDR_FO_GAIN 0x008 @@ -354,17 +378,27 @@ #define QSERDES_V4_RX_UCDR_FASTLOCK_FO_GAIN 0x030 #define QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE 0x034 #define QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_LOW 0x03c +#define QSERDES_V4_RX_UCDR_FASTLOCK_COUNT_HIGH 0x040 #define QSERDES_V4_RX_UCDR_PI_CONTROLS 0x044 #define QSERDES_V4_RX_UCDR_PI_CTRL2 0x048 +#define QSERDES_V4_RX_UCDR_SB2_THRESH1 0x04c +#define QSERDES_V4_RX_UCDR_SB2_THRESH2 0x050 +#define QSERDES_V4_RX_UCDR_SB2_GAIN1 0x054 +#define QSERDES_V4_RX_UCDR_SB2_GAIN2 0x058 +#define QSERDES_V4_RX_AUX_DATA_TCOARSE_TFINE 0x060 #define QSERDES_V4_RX_AC_JTAG_ENABLE 0x068 #define QSERDES_V4_RX_AC_JTAG_MODE 0x078 #define QSERDES_V4_RX_RX_TERM_BW 0x080 +#define QSERDES_V4_RX_VGA_CAL_CNTRL1 0x0d4 +#define QSERDES_V4_RX_VGA_CAL_CNTRL2 0x0d8 +#define QSERDES_V4_RX_GM_CAL 0x0dc #define QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2 0x0ec #define QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3 0x0f0 #define QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4 0x0f4 #define QSERDES_V4_RX_RX_IDAC_TSETTLE_LOW 0x0f8 #define QSERDES_V4_RX_RX_IDAC_TSETTLE_HIGH 0x0fc #define QSERDES_V4_RX_RX_IDAC_MEASURE_TIME 0x100 +#define QSERDES_V4_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1 0x110 #define QSERDES_V4_RX_RX_OFFSET_ADAPTOR_CNTRL2 0x114 #define QSERDES_V4_RX_SIGDET_CNTRL 0x11c #define QSERDES_V4_RX_SIGDET_LVL 0x120 @@ -385,9 +419,12 @@ #define QSERDES_V4_RX_RX_MODE_10_HIGH2 0x1a0 #define QSERDES_V4_RX_RX_MODE_10_HIGH3 0x1a4 #define QSERDES_V4_RX_RX_MODE_10_HIGH4 0x1a8 +#define QSERDES_V4_RX_DFE_EN_TIMER 0x1b4 +#define QSERDES_V4_RX_DFE_CTLE_POST_CAL_OFFSET 0x1b8 #define QSERDES_V4_RX_DCC_CTRL1 0x1bc +#define QSERDES_V4_RX_VTH_CODE 0x1c4 -/* Only for QMP V4 PHY - PCS registers */ +/* Only for QMP V4 PHY - UFS PCS registers */ #define QPHY_V4_PHY_START 0x000 #define QPHY_V4_POWER_DOWN_CONTROL 0x004 #define QPHY_V4_SW_RESET 0x008 @@ -409,4 +446,161 @@ #define QPHY_V4_TX_MID_TERM_CTRL1 0x1d8 #define QPHY_V4_MULTI_LANE_CTRL1 0x1e0 +/* Only for QMP V4 PHY - USB/PCIe PCS registers */ +#define QPHY_V4_PCS_SW_RESET 0x000 +#define QPHY_V4_PCS_REVISION_ID0 0x004 +#define QPHY_V4_PCS_REVISION_ID1 0x008 +#define QPHY_V4_PCS_REVISION_ID2 0x00c +#define QPHY_V4_PCS_REVISION_ID3 0x010 +#define QPHY_V4_PCS_PCS_STATUS1 0x014 +#define QPHY_V4_PCS_PCS_STATUS2 0x018 +#define QPHY_V4_PCS_PCS_STATUS3 0x01c +#define QPHY_V4_PCS_PCS_STATUS4 0x020 +#define QPHY_V4_PCS_PCS_STATUS5 0x024 +#define QPHY_V4_PCS_PCS_STATUS6 0x028 +#define QPHY_V4_PCS_PCS_STATUS7 0x02c +#define QPHY_V4_PCS_DEBUG_BUS_0_STATUS 0x030 +#define QPHY_V4_PCS_DEBUG_BUS_1_STATUS 0x034 +#define QPHY_V4_PCS_DEBUG_BUS_2_STATUS 0x038 +#define QPHY_V4_PCS_DEBUG_BUS_3_STATUS 0x03c +#define QPHY_V4_PCS_POWER_DOWN_CONTROL 0x040 +#define QPHY_V4_PCS_START_CONTROL 0x044 +#define QPHY_V4_PCS_INSIG_SW_CTRL1 0x048 +#define QPHY_V4_PCS_INSIG_SW_CTRL2 0x04c +#define QPHY_V4_PCS_INSIG_SW_CTRL3 0x050 +#define QPHY_V4_PCS_INSIG_SW_CTRL4 0x054 +#define QPHY_V4_PCS_INSIG_SW_CTRL5 0x058 +#define QPHY_V4_PCS_INSIG_SW_CTRL6 0x05c +#define QPHY_V4_PCS_INSIG_SW_CTRL7 0x060 +#define QPHY_V4_PCS_INSIG_SW_CTRL8 0x064 +#define QPHY_V4_PCS_INSIG_MX_CTRL1 0x068 +#define QPHY_V4_PCS_INSIG_MX_CTRL2 0x06c +#define QPHY_V4_PCS_INSIG_MX_CTRL3 0x070 +#define QPHY_V4_PCS_INSIG_MX_CTRL4 0x074 +#define QPHY_V4_PCS_INSIG_MX_CTRL5 0x078 +#define QPHY_V4_PCS_INSIG_MX_CTRL7 0x07c +#define QPHY_V4_PCS_INSIG_MX_CTRL8 0x080 +#define QPHY_V4_PCS_OUTSIG_SW_CTRL1 0x084 +#define QPHY_V4_PCS_OUTSIG_MX_CTRL1 0x088 +#define QPHY_V4_PCS_CLAMP_ENABLE 0x08c +#define QPHY_V4_PCS_POWER_STATE_CONFIG1 0x090 +#define QPHY_V4_PCS_POWER_STATE_CONFIG2 0x094 +#define QPHY_V4_PCS_FLL_CNTRL1 0x098 +#define QPHY_V4_PCS_FLL_CNTRL2 0x09c +#define QPHY_V4_PCS_FLL_CNT_VAL_L 0x0a0 +#define QPHY_V4_PCS_FLL_CNT_VAL_H_TOL 0x0a4 +#define QPHY_V4_PCS_FLL_MAN_CODE 0x0a8 +#define QPHY_V4_PCS_TEST_CONTROL1 0x0ac +#define QPHY_V4_PCS_TEST_CONTROL2 0x0b0 +#define QPHY_V4_PCS_TEST_CONTROL3 0x0b4 +#define QPHY_V4_PCS_TEST_CONTROL4 0x0b8 +#define QPHY_V4_PCS_TEST_CONTROL5 0x0bc +#define QPHY_V4_PCS_TEST_CONTROL6 0x0c0 +#define QPHY_V4_PCS_LOCK_DETECT_CONFIG1 0x0c4 +#define QPHY_V4_PCS_LOCK_DETECT_CONFIG2 0x0c8 +#define QPHY_V4_PCS_LOCK_DETECT_CONFIG3 0x0cc +#define QPHY_V4_PCS_LOCK_DETECT_CONFIG4 0x0d0 +#define QPHY_V4_PCS_LOCK_DETECT_CONFIG5 0x0d4 +#define QPHY_V4_PCS_LOCK_DETECT_CONFIG6 0x0d8 +#define QPHY_V4_PCS_REFGEN_REQ_CONFIG1 0x0dc +#define QPHY_V4_PCS_REFGEN_REQ_CONFIG2 0x0e0 +#define QPHY_V4_PCS_REFGEN_REQ_CONFIG3 0x0e4 +#define QPHY_V4_PCS_BIST_CTRL 0x0e8 +#define QPHY_V4_PCS_PRBS_POLY0 0x0ec +#define QPHY_V4_PCS_PRBS_POLY1 0x0f0 +#define QPHY_V4_PCS_FIXED_PAT0 0x0f4 +#define QPHY_V4_PCS_FIXED_PAT1 0x0f8 +#define QPHY_V4_PCS_FIXED_PAT2 0x0fc +#define QPHY_V4_PCS_FIXED_PAT3 0x100 +#define QPHY_V4_PCS_FIXED_PAT4 0x104 +#define QPHY_V4_PCS_FIXED_PAT5 0x108 +#define QPHY_V4_PCS_FIXED_PAT6 0x10c +#define QPHY_V4_PCS_FIXED_PAT7 0x110 +#define QPHY_V4_PCS_FIXED_PAT8 0x114 +#define QPHY_V4_PCS_FIXED_PAT9 0x118 +#define QPHY_V4_PCS_FIXED_PAT10 0x11c +#define QPHY_V4_PCS_FIXED_PAT11 0x120 +#define QPHY_V4_PCS_FIXED_PAT12 0x124 +#define QPHY_V4_PCS_FIXED_PAT13 0x128 +#define QPHY_V4_PCS_FIXED_PAT14 0x12c +#define QPHY_V4_PCS_FIXED_PAT15 0x130 +#define QPHY_V4_PCS_TXMGN_CONFIG 0x134 +#define QPHY_V4_PCS_G12S1_TXMGN_V0 0x138 +#define QPHY_V4_PCS_G12S1_TXMGN_V1 0x13c +#define QPHY_V4_PCS_G12S1_TXMGN_V2 0x140 +#define QPHY_V4_PCS_G12S1_TXMGN_V3 0x144 +#define QPHY_V4_PCS_G12S1_TXMGN_V4 0x148 +#define QPHY_V4_PCS_G12S1_TXMGN_V0_RS 0x14c +#define QPHY_V4_PCS_G12S1_TXMGN_V1_RS 0x150 +#define QPHY_V4_PCS_G12S1_TXMGN_V2_RS 0x154 +#define QPHY_V4_PCS_G12S1_TXMGN_V3_RS 0x158 +#define QPHY_V4_PCS_G12S1_TXMGN_V4_RS 0x15c +#define QPHY_V4_PCS_G3S2_TXMGN_MAIN 0x160 +#define QPHY_V4_PCS_G3S2_TXMGN_MAIN_RS 0x164 +#define QPHY_V4_PCS_G12S1_TXDEEMPH_M6DB 0x168 +#define QPHY_V4_PCS_G12S1_TXDEEMPH_M3P5DB 0x16c +#define QPHY_V4_PCS_G3S2_PRE_GAIN 0x170 +#define QPHY_V4_PCS_G3S2_POST_GAIN 0x174 +#define QPHY_V4_PCS_G3S2_PRE_POST_OFFSET 0x178 +#define QPHY_V4_PCS_G3S2_PRE_GAIN_RS 0x17c +#define QPHY_V4_PCS_G3S2_POST_GAIN_RS 0x180 +#define QPHY_V4_PCS_G3S2_PRE_POST_OFFSET_RS 0x184 +#define QPHY_V4_PCS_RX_SIGDET_LVL 0x188 +#define QPHY_V4_PCS_RX_SIGDET_DTCT_CNTRL 0x18c +#define QPHY_V4_PCS_RCVR_DTCT_DLY_P1U2_L 0x190 +#define QPHY_V4_PCS_RCVR_DTCT_DLY_P1U2_H 0x194 +#define QPHY_V4_PCS_RATE_SLEW_CNTRL1 0x198 +#define QPHY_V4_PCS_RATE_SLEW_CNTRL2 0x19c +#define QPHY_V4_PCS_PWRUP_RESET_DLY_TIME_AUXCLK 0x1a0 +#define QPHY_V4_PCS_P2U3_WAKEUP_DLY_TIME_AUXCLK_L 0x1a4 +#define QPHY_V4_PCS_P2U3_WAKEUP_DLY_TIME_AUXCLK_H 0x1a8 +#define QPHY_V4_PCS_TSYNC_RSYNC_TIME 0x1ac +#define QPHY_V4_PCS_CDR_RESET_TIME 0x1b0 +#define QPHY_V4_PCS_TSYNC_DLY_TIME 0x1b4 +#define QPHY_V4_PCS_ELECIDLE_DLY_SEL 0x1b8 +#define QPHY_V4_PCS_CMN_ACK_OUT_SEL 0x1bc +#define QPHY_V4_PCS_ALIGN_DETECT_CONFIG1 0x1c0 +#define QPHY_V4_PCS_ALIGN_DETECT_CONFIG2 0x1c4 +#define QPHY_V4_PCS_ALIGN_DETECT_CONFIG3 0x1c8 +#define QPHY_V4_PCS_ALIGN_DETECT_CONFIG4 0x1cc +#define QPHY_V4_PCS_PCS_TX_RX_CONFIG 0x1d0 +#define QPHY_V4_PCS_RX_IDLE_DTCT_CNTRL 0x1d4 +#define QPHY_V4_PCS_RX_DCC_CAL_CONFIG 0x1d8 +#define QPHY_V4_PCS_EQ_CONFIG1 0x1dc +#define QPHY_V4_PCS_EQ_CONFIG2 0x1e0 +#define QPHY_V4_PCS_EQ_CONFIG3 0x1e4 +#define QPHY_V4_PCS_EQ_CONFIG4 0x1e8 +#define QPHY_V4_PCS_EQ_CONFIG5 0x1ec +#define QPHY_V4_PCS_USB3_POWER_STATE_CONFIG1 0x300 +#define QPHY_V4_PCS_USB3_AUTONOMOUS_MODE_STATUS 0x304 +#define QPHY_V4_PCS_USB3_AUTONOMOUS_MODE_CTRL 0x308 +#define QPHY_V4_PCS_USB3_AUTONOMOUS_MODE_CTRL2 0x30c +#define QPHY_V4_PCS_USB3_LFPS_RXTERM_IRQ_SOURCE_STATUS 0x310 +#define QPHY_V4_PCS_USB3_LFPS_RXTERM_IRQ_CLEAR 0x314 +#define QPHY_V4_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL 0x318 +#define QPHY_V4_PCS_USB3_LFPS_TX_ECSTART 0x31c +#define QPHY_V4_PCS_USB3_LFPS_PER_TIMER_VAL 0x320 +#define QPHY_V4_PCS_USB3_LFPS_TX_END_CNT_U3_START 0x324 +#define QPHY_V4_PCS_USB3_RXEQTRAINING_LOCK_TIME 0x328 +#define QPHY_V4_PCS_USB3_RXEQTRAINING_WAIT_TIME 0x32c +#define QPHY_V4_PCS_USB3_RXEQTRAINING_CTLE_TIME 0x330 +#define QPHY_V4_PCS_USB3_RXEQTRAINING_WAIT_TIME_S2 0x334 +#define QPHY_V4_PCS_USB3_RXEQTRAINING_DFE_TIME_S2 0x338 +#define QPHY_V4_PCS_USB3_RCVR_DTCT_DLY_U3_L 0x33c +#define QPHY_V4_PCS_USB3_RCVR_DTCT_DLY_U3_H 0x340 +#define QPHY_V4_PCS_USB3_ARCVR_DTCT_EN_PERIOD 0x344 +#define QPHY_V4_PCS_USB3_ARCVR_DTCT_CM_DLY 0x348 +#define QPHY_V4_PCS_USB3_TXONESZEROS_RUN_LENGTH 0x34c +#define QPHY_V4_PCS_USB3_ALFPS_DEGLITCH_VAL 0x350 +#define QPHY_V4_PCS_USB3_SIGDET_STARTUP_TIMER_VAL 0x354 +#define QPHY_V4_PCS_USB3_TEST_CONTROL 0x358 + +/* Only for QMP V4 PHY - PCS_MISC registers */ +#define QPHY_V4_PCS_MISC_TYPEC_CTRL 0x00 +#define QPHY_V4_PCS_MISC_TYPEC_PWRDN_CTRL 0x04 +#define QPHY_V4_PCS_MISC_PCS_MISC_CONFIG1 0x08 +#define QPHY_V4_PCS_MISC_CLAMP_ENABLE 0x0c +#define QPHY_V4_PCS_MISC_TYPEC_STATUS 0x10 +#define QPHY_V4_PCS_MISC_PLACEHOLDER_STATUS 0x14 + #endif From patchwork Thu Apr 9 22:52:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 11482563 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D9A961392 for ; Thu, 9 Apr 2020 22:53:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BB18021473 for ; Thu, 9 Apr 2020 22:53:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="t6wG6WmY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727015AbgDIWwm (ORCPT ); Thu, 9 Apr 2020 18:52:42 -0400 Received: from mail27.static.mailgun.info ([104.130.122.27]:52649 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726950AbgDIWwm (ORCPT ); Thu, 9 Apr 2020 18:52:42 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1586472762; h=References: In-Reply-To: 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wcheng-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: wcheng) by smtp.codeaurora.org (Postfix) with ESMTPSA id 66D96C433D2; Thu, 9 Apr 2020 22:52:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 66D96C433D2 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=wcheng@codeaurora.org From: Wesley Cheng To: agross@kernel.org, bjorn.andersson@linaro.org, kishon@ti.com, robh+dt@kernel.org, mark.rutland@arm.com, p.zabel@pengutronix.de, mgautam@codeaurora.org, vkoul@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Wesley Cheng Subject: [PATCH v6 4/5] phy: qcom-qmp: Use proper PWRDOWN offset for sm8150 USB Date: Thu, 9 Apr 2020 15:52:28 -0700 Message-Id: <1586472749-18599-5-git-send-email-wcheng@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> References: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The register map for SM8150 QMP USB SSPHY has moved QPHY_POWER_DOWN_CONTROL to a different offset. Allow for an offset in the register table to override default value if it is a DP capable PHY. Signed-off-by: Wesley Cheng Reviewed-by: Manu Gautam --- drivers/phy/qualcomm/phy-qcom-qmp.c | 20 ++++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index cc04471..5363a99 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -119,6 +119,7 @@ enum qphy_reg_layout { QPHY_PCS_AUTONOMOUS_MODE_CTRL, QPHY_PCS_LFPS_RXTERM_IRQ_CLEAR, QPHY_PCS_LFPS_RXTERM_IRQ_STATUS, + QPHY_PCS_POWER_DOWN_CONTROL, }; static const unsigned int pciephy_regs_layout[] = { @@ -164,6 +165,7 @@ enum qphy_reg_layout { [QPHY_SW_RESET] = 0x00, [QPHY_START_CTRL] = 0x44, [QPHY_PCS_STATUS] = 0x14, + [QPHY_PCS_POWER_DOWN_CONTROL] = 0x40, }; static const unsigned int sdm845_ufsphy_regs_layout[] = { @@ -1624,11 +1626,16 @@ static int qcom_qmp_phy_com_init(struct qmp_phy *qphy) SW_USB3PHY_RESET_MUX | SW_USB3PHY_RESET); } - if (cfg->has_phy_com_ctrl) + if (cfg->has_phy_com_ctrl) { qphy_setbits(serdes, cfg->regs[QPHY_COM_POWER_DOWN_CONTROL], SW_PWRDN); - else - qphy_setbits(pcs, QPHY_POWER_DOWN_CONTROL, cfg->pwrdn_ctrl); + } else { + if (cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL]) + qphy_setbits(pcs, cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL], + cfg->pwrdn_ctrl); + else + qphy_setbits(pcs, QPHY_POWER_DOWN_CONTROL, cfg->pwrdn_ctrl); + } /* Serdes configuration */ qcom_qmp_phy_configure(serdes, cfg->regs, cfg->serdes_tbl, @@ -1850,7 +1857,12 @@ static int qcom_qmp_phy_disable(struct phy *phy) qphy_clrbits(qphy->pcs, cfg->regs[QPHY_START_CTRL], cfg->start_ctrl); /* Put PHY into POWER DOWN state: active low */ - qphy_clrbits(qphy->pcs, QPHY_POWER_DOWN_CONTROL, cfg->pwrdn_ctrl); + if (cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL]) { + qphy_clrbits(qphy->pcs, cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL], + cfg->pwrdn_ctrl); + } else { + qphy_clrbits(qphy->pcs, QPHY_POWER_DOWN_CONTROL, cfg->pwrdn_ctrl); + } if (cfg->has_lane_rst) reset_control_assert(qphy->lane_rst); From patchwork Thu Apr 9 22:52:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 11482555 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F1BF11392 for ; 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Thu, 09 Apr 2020 22:52:42 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 94099C44792; Thu, 9 Apr 2020 22:52:40 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.2 required=2.0 tests=ALL_TRUSTED,SPF_NONE, UPPERCASE_50_75 autolearn=no autolearn_force=no version=3.4.0 Received: from wcheng-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: wcheng) by smtp.codeaurora.org (Postfix) with ESMTPSA id 46AD7C433BA; Thu, 9 Apr 2020 22:52:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 46AD7C433BA Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=wcheng@codeaurora.org From: Wesley Cheng To: agross@kernel.org, bjorn.andersson@linaro.org, kishon@ti.com, robh+dt@kernel.org, mark.rutland@arm.com, p.zabel@pengutronix.de, mgautam@codeaurora.org, vkoul@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Wesley Cheng Subject: [PATCH v6 5/5] phy: qcom-qmp: Rename UFS PCS QMP v4 registers Date: Thu, 9 Apr 2020 15:52:29 -0700 Message-Id: <1586472749-18599-6-git-send-email-wcheng@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> References: <1586472749-18599-1-git-send-email-wcheng@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The UFS QMP v4 PHY has a largely different register set versus USB and PCIe. Rename the register offsets to denote that the value is specific for the UFS PCS register. Signed-off-by: Wesley Cheng --- drivers/phy/qualcomm/phy-qcom-qmp.c | 20 +++++++++---------- drivers/phy/qualcomm/phy-qcom-qmp.h | 40 ++++++++++++++++++------------------- 2 files changed, 30 insertions(+), 30 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index 5363a99..9400748 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -174,9 +174,9 @@ enum qphy_reg_layout { }; static const unsigned int sm8150_ufsphy_regs_layout[] = { - [QPHY_START_CTRL] = QPHY_V4_PHY_START, - [QPHY_PCS_READY_STATUS] = QPHY_V4_PCS_READY_STATUS, - [QPHY_SW_RESET] = QPHY_V4_SW_RESET, + [QPHY_START_CTRL] = QPHY_V4_PCS_UFS_PHY_START, + [QPHY_PCS_READY_STATUS] = QPHY_V4_PCS_UFS_READY_STATUS, + [QPHY_SW_RESET] = QPHY_V4_PCS_UFS_SW_RESET, }; static const struct qmp_phy_init_tbl msm8996_pcie_serdes_tbl[] = { @@ -971,13 +971,13 @@ enum qphy_reg_layout { }; static const struct qmp_phy_init_tbl sm8150_ufsphy_pcs_tbl[] = { - QMP_PHY_INIT_CFG(QPHY_V4_RX_SIGDET_CTRL2, 0x6d), - QMP_PHY_INIT_CFG(QPHY_V4_TX_LARGE_AMP_DRV_LVL, 0x0a), - QMP_PHY_INIT_CFG(QPHY_V4_TX_SMALL_AMP_DRV_LVL, 0x02), - QMP_PHY_INIT_CFG(QPHY_V4_TX_MID_TERM_CTRL1, 0x43), - QMP_PHY_INIT_CFG(QPHY_V4_DEBUG_BUS_CLKSEL, 0x1f), - QMP_PHY_INIT_CFG(QPHY_V4_RX_MIN_HIBERN8_TIME, 0xff), - QMP_PHY_INIT_CFG(QPHY_V4_MULTI_LANE_CTRL1, 0x02), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_RX_SIGDET_CTRL2, 0x6d), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_LARGE_AMP_DRV_LVL, 0x0a), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_SMALL_AMP_DRV_LVL, 0x02), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_TX_MID_TERM_CTRL1, 0x43), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_DEBUG_BUS_CLKSEL, 0x1f), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_RX_MIN_HIBERN8_TIME, 0xff), + QMP_PHY_INIT_CFG(QPHY_V4_PCS_UFS_MULTI_LANE_CTRL1, 0x02), }; static const struct qmp_phy_init_tbl sm8150_usb3_serdes_tbl[] = { diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.h b/drivers/phy/qualcomm/phy-qcom-qmp.h index 22c9009..d78acbf 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp.h @@ -425,26 +425,26 @@ #define QSERDES_V4_RX_VTH_CODE 0x1c4 /* Only for QMP V4 PHY - UFS PCS registers */ -#define QPHY_V4_PHY_START 0x000 -#define QPHY_V4_POWER_DOWN_CONTROL 0x004 -#define QPHY_V4_SW_RESET 0x008 -#define QPHY_V4_TIMER_20US_CORECLK_STEPS_MSB 0x00c -#define QPHY_V4_TIMER_20US_CORECLK_STEPS_LSB 0x010 -#define QPHY_V4_PLL_CNTL 0x02c -#define QPHY_V4_TX_LARGE_AMP_DRV_LVL 0x030 -#define QPHY_V4_TX_SMALL_AMP_DRV_LVL 0x038 -#define QPHY_V4_BIST_FIXED_PAT_CTRL 0x060 -#define QPHY_V4_TX_HSGEAR_CAPABILITY 0x074 -#define QPHY_V4_RX_HSGEAR_CAPABILITY 0x0b4 -#define QPHY_V4_DEBUG_BUS_CLKSEL 0x124 -#define QPHY_V4_LINECFG_DISABLE 0x148 -#define QPHY_V4_RX_MIN_HIBERN8_TIME 0x150 -#define QPHY_V4_RX_SIGDET_CTRL2 0x158 -#define QPHY_V4_TX_PWM_GEAR_BAND 0x160 -#define QPHY_V4_TX_HS_GEAR_BAND 0x168 -#define QPHY_V4_PCS_READY_STATUS 0x180 -#define QPHY_V4_TX_MID_TERM_CTRL1 0x1d8 -#define QPHY_V4_MULTI_LANE_CTRL1 0x1e0 +#define QPHY_V4_PCS_UFS_PHY_START 0x000 +#define QPHY_V4_PCS_UFS_POWER_DOWN_CONTROL 0x004 +#define QPHY_V4_PCS_UFS_SW_RESET 0x008 +#define QPHY_V4_PCS_UFS_TIMER_20US_CORECLK_STEPS_MSB 0x00c +#define QPHY_V4_PCS_UFS_TIMER_20US_CORECLK_STEPS_LSB 0x010 +#define QPHY_V4_PCS_UFS_PLL_CNTL 0x02c +#define QPHY_V4_PCS_UFS_TX_LARGE_AMP_DRV_LVL 0x030 +#define QPHY_V4_PCS_UFS_TX_SMALL_AMP_DRV_LVL 0x038 +#define QPHY_V4_PCS_UFS_BIST_FIXED_PAT_CTRL 0x060 +#define QPHY_V4_PCS_UFS_TX_HSGEAR_CAPABILITY 0x074 +#define QPHY_V4_PCS_UFS_RX_HSGEAR_CAPABILITY 0x0b4 +#define QPHY_V4_PCS_UFS_DEBUG_BUS_CLKSEL 0x124 +#define QPHY_V4_PCS_UFS_LINECFG_DISABLE 0x148 +#define QPHY_V4_PCS_UFS_RX_MIN_HIBERN8_TIME 0x150 +#define QPHY_V4_PCS_UFS_RX_SIGDET_CTRL2 0x158 +#define QPHY_V4_PCS_UFS_TX_PWM_GEAR_BAND 0x160 +#define QPHY_V4_PCS_UFS_TX_HS_GEAR_BAND 0x168 +#define QPHY_V4_PCS_UFS_READY_STATUS 0x180 +#define QPHY_V4_PCS_UFS_TX_MID_TERM_CTRL1 0x1d8 +#define QPHY_V4_PCS_UFS_MULTI_LANE_CTRL1 0x1e0 /* Only for QMP V4 PHY - USB/PCIe PCS registers */ #define QPHY_V4_PCS_SW_RESET 0x000