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[104.188.17.28]) by smtp.gmail.com with ESMTPSA id l15sm8835710pjl.24.2019.12.19.22.03.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Dec 2019 22:03:35 -0800 (PST) From: Bjorn Andersson To: Andy Gross , Bjorn Andersson , Kishon Vijay Abraham I , Vinod Koul Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring Subject: [PATCH v2 1/2] phy: qcom-qmp: Add MSM8996 UFS QMP support Date: Thu, 19 Dec 2019 22:03:03 -0800 Message-Id: <20191220060304.1867795-2-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191220060304.1867795-1-bjorn.andersson@linaro.org> References: <20191220060304.1867795-1-bjorn.andersson@linaro.org> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The support for the 14nm MSM8996 UFS PHY is currently handled by the UFS-specific 14nm QMP driver, due to the earlier need for additional operations beyond the standard PHY API. Add support for this PHY to the common QMP driver, to allow us to remove the old driver. Acked-by: Rob Herring Signed-off-by: Bjorn Andersson --- Changes since v1: - Dropped unecessary, duplicate, write to QPHY_POWER_DOWN_CONTROL - Picked up Rob's ack .../devicetree/bindings/phy/qcom-qmp-phy.txt | 5 + drivers/phy/qualcomm/phy-qcom-qmp.c | 105 ++++++++++++++++++ 2 files changed, 110 insertions(+) -- 2.24.0 diff --git a/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt b/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt index eac9ad3cbbc8..5b99cf081817 100644 --- a/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt +++ b/Documentation/devicetree/bindings/phy/qcom-qmp-phy.txt @@ -8,6 +8,7 @@ Required properties: - compatible: compatible list, contains: "qcom,ipq8074-qmp-pcie-phy" for PCIe phy on IPQ8074 "qcom,msm8996-qmp-pcie-phy" for 14nm PCIe phy on msm8996, + "qcom,msm8996-qmp-ufs-phy" for 14nm UFS phy on msm8996, "qcom,msm8996-qmp-usb3-phy" for 14nm USB3 phy on msm8996, "qcom,msm8998-qmp-usb3-phy" for USB3 QMP V3 phy on msm8998, "qcom,msm8998-qmp-ufs-phy" for UFS QMP phy on msm8998, @@ -44,6 +45,8 @@ Required properties: For "qcom,ipq8074-qmp-pcie-phy": no clocks are listed. For "qcom,msm8996-qmp-pcie-phy" must contain: "aux", "cfg_ahb", "ref". + For "qcom,msm8996-qmp-ufs-phy" must contain: + "ref". For "qcom,msm8996-qmp-usb3-phy" must contain: "aux", "cfg_ahb", "ref". For "qcom,msm8998-qmp-usb3-phy" must contain: @@ -72,6 +75,8 @@ Required properties: "phy", "common". For "qcom,msm8996-qmp-pcie-phy" must contain: "phy", "common", "cfg". + For "qcom,msm8996-qmp-ufs-phy": must contain: + "ufsphy". For "qcom,msm8996-qmp-usb3-phy" must contain "phy", "common". For "qcom,msm8998-qmp-usb3-phy" must contain diff --git a/drivers/phy/qualcomm/phy-qcom-qmp.c b/drivers/phy/qualcomm/phy-qcom-qmp.c index 091e20303a14..e33f5cca41f7 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp.c @@ -121,6 +121,11 @@ enum qphy_reg_layout { QPHY_PCS_LFPS_RXTERM_IRQ_STATUS, }; +static const unsigned int msm8996_ufsphy_regs_layout[] = { + [QPHY_START_CTRL] = 0x00, + [QPHY_PCS_READY_STATUS] = 0x168, +}; + static const unsigned int pciephy_regs_layout[] = { [QPHY_COM_SW_RESET] = 0x400, [QPHY_COM_POWER_DOWN_CONTROL] = 0x404, @@ -330,6 +335,74 @@ static const struct qmp_phy_init_tbl msm8998_pcie_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V3_PCS_SIGDET_CNTRL, 0x03), }; +static const struct qmp_phy_init_tbl msm8996_ufs_serdes_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_COM_CMN_CONFIG, 0x0e), + QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0xd7), + QMP_PHY_INIT_CFG(QSERDES_COM_CLK_SELECT, 0x30), + QMP_PHY_INIT_CFG(QSERDES_COM_SYS_CLK_CTRL, 0x06), + QMP_PHY_INIT_CFG(QSERDES_COM_BIAS_EN_CLKBUFLR_EN, 0x08), + QMP_PHY_INIT_CFG(QSERDES_COM_BG_TIMER, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_COM_HSCLK_SEL, 0x05), + QMP_PHY_INIT_CFG(QSERDES_COM_CORECLK_DIV, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_COM_CORECLK_DIV_MODE1, 0x0a), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP_EN, 0x01), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_CTRL, 0x10), + QMP_PHY_INIT_CFG(QSERDES_COM_RESETSM_CNTRL, 0x20), + QMP_PHY_INIT_CFG(QSERDES_COM_CORE_CLK_EN, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP_CFG, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_TIMER1, 0xff), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_TIMER2, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE_MAP, 0x54), + QMP_PHY_INIT_CFG(QSERDES_COM_SVS_MODE_CLK_SEL, 0x05), + QMP_PHY_INIT_CFG(QSERDES_COM_DEC_START_MODE0, 0x82), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START1_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START2_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START3_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_CP_CTRL_MODE0, 0x0b), + QMP_PHY_INIT_CFG(QSERDES_COM_PLL_RCTRL_MODE0, 0x16), + QMP_PHY_INIT_CFG(QSERDES_COM_PLL_CCTRL_MODE0, 0x28), + QMP_PHY_INIT_CFG(QSERDES_COM_INTEGLOOP_GAIN0_MODE0, 0x80), + QMP_PHY_INIT_CFG(QSERDES_COM_INTEGLOOP_GAIN1_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE1_MODE0, 0x28), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE2_MODE0, 0x02), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP1_MODE0, 0xff), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP2_MODE0, 0x0c), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP3_MODE0, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_DEC_START_MODE1, 0x98), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START1_MODE1, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START2_MODE1, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_DIV_FRAC_START3_MODE1, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_CP_CTRL_MODE1, 0x0b), + QMP_PHY_INIT_CFG(QSERDES_COM_PLL_RCTRL_MODE1, 0x16), + QMP_PHY_INIT_CFG(QSERDES_COM_PLL_CCTRL_MODE1, 0x28), + QMP_PHY_INIT_CFG(QSERDES_COM_INTEGLOOP_GAIN0_MODE1, 0x80), + QMP_PHY_INIT_CFG(QSERDES_COM_INTEGLOOP_GAIN1_MODE1, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE1_MODE1, 0xd6), + QMP_PHY_INIT_CFG(QSERDES_COM_VCO_TUNE2_MODE1, 0x00), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP1_MODE1, 0x32), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP2_MODE1, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_COM_LOCK_CMP3_MODE1, 0x00), +}; + +static const struct qmp_phy_init_tbl msm8996_ufs_tx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_TX_HIGHZ_TRANSCEIVEREN_BIAS_DRVR_EN, 0x45), + QMP_PHY_INIT_CFG(QSERDES_TX_LANE_MODE, 0x02), +}; + +static const struct qmp_phy_init_tbl msm8996_ufs_rx_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_LVL, 0x24), + QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_CNTRL, 0x02), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_INTERFACE_MODE, 0x00), + QMP_PHY_INIT_CFG(QSERDES_RX_SIGDET_DEGLITCH_CNTRL, 0x18), + QMP_PHY_INIT_CFG(QSERDES_RX_UCDR_FASTLOCK_FO_GAIN, 0x0B), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_TERM_BW, 0x5b), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQ_GAIN1_LSB, 0xff), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQ_GAIN1_MSB, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQ_GAIN2_LSB, 0xff), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQ_GAIN2_MSB, 0x0f), + QMP_PHY_INIT_CFG(QSERDES_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0E), +}; + static const struct qmp_phy_init_tbl msm8996_usb3_serdes_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_COM_SYSCLK_EN_SEL, 0x14), QMP_PHY_INIT_CFG(QSERDES_COM_BIAS_EN_CLKBUFLR_EN, 0x08), @@ -1122,6 +1195,10 @@ static const char * const msm8996_phy_clk_l[] = { "aux", "cfg_ahb", "ref", }; +static const char * const msm8996_ufs_phy_clk_l[] = { + "ref", +}; + static const char * const qmp_v3_phy_clk_l[] = { "aux", "cfg_ahb", "ref", "com_aux", }; @@ -1175,6 +1252,31 @@ static const struct qmp_phy_cfg msm8996_pciephy_cfg = { .pwrdn_delay_max = POWER_DOWN_DELAY_US_MAX, }; +static const struct qmp_phy_cfg msm8996_ufs_cfg = { + .type = PHY_TYPE_UFS, + .nlanes = 1, + + .serdes_tbl = msm8996_ufs_serdes_tbl, + .serdes_tbl_num = ARRAY_SIZE(msm8996_ufs_serdes_tbl), + .tx_tbl = msm8996_ufs_tx_tbl, + .tx_tbl_num = ARRAY_SIZE(msm8996_ufs_tx_tbl), + .rx_tbl = msm8996_ufs_rx_tbl, + .rx_tbl_num = ARRAY_SIZE(msm8996_ufs_rx_tbl), + + .clk_list = msm8996_ufs_phy_clk_l, + .num_clks = ARRAY_SIZE(msm8996_ufs_phy_clk_l), + + .vreg_list = qmp_phy_vreg_l, + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), + + .regs = msm8996_ufsphy_regs_layout, + + .start_ctrl = SERDES_START, + .pwrdn_ctrl = SW_PWRDN, + + .no_pcs_sw_reset = true, +}; + static const struct qmp_phy_cfg msm8996_usb3phy_cfg = { .type = PHY_TYPE_USB3, .nlanes = 1, @@ -2091,6 +2193,9 @@ static const struct of_device_id qcom_qmp_phy_of_match_table[] = { { .compatible = "qcom,msm8996-qmp-pcie-phy", .data = &msm8996_pciephy_cfg, + }, { + .compatible = "qcom,msm8996-qmp-ufs-phy", + .data = &msm8996_ufs_cfg, }, { .compatible = "qcom,msm8996-qmp-usb3-phy", .data = &msm8996_usb3phy_cfg, From patchwork Fri Dec 20 06:03:04 2019 Content-Type: text/plain; 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[104.188.17.28]) by smtp.gmail.com with ESMTPSA id l15sm8835710pjl.24.2019.12.19.22.03.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Dec 2019 22:03:37 -0800 (PST) From: Bjorn Andersson To: Andy Gross , Bjorn Andersson , Kishon Vijay Abraham I , Vinod Koul Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 2/2] arm64: dts: qcom: msm8996: Use generic QMP driver for UFS Date: Thu, 19 Dec 2019 22:03:04 -0800 Message-Id: <20191220060304.1867795-3-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191220060304.1867795-1-bjorn.andersson@linaro.org> References: <20191220060304.1867795-1-bjorn.andersson@linaro.org> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org With support for the MSM8996 UFS PHY added to the common QMP driver, migrate the DTS to use the common QMP binding. Signed-off-by: Bjorn Andersson --- Changes since v1: - None arch/arm64/boot/dts/qcom/msm8996.dtsi | 33 +++++++++++++++------------ 1 file changed, 18 insertions(+), 15 deletions(-) -- 2.24.0 diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi index b302d2451007..330a1e7cb7d8 100644 --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi @@ -1323,27 +1323,30 @@ spmi_bus: qcom,spmi@400f000 { #interrupt-cells = <4>; }; - ufsphy: phy@627000 { - compatible = "qcom,msm8996-ufs-phy-qmp-14nm"; - reg = <0x627000 0xda8>; - reg-names = "phy_mem"; - #phy-cells = <0>; + ufs_phy: phy@627000 { + compatible = "qcom,msm8996-qmp-ufs-phy"; + reg = <0x00627000 0x1c4>; + #address-cells = <1>; + #size-cells = <1>; + ranges; vdda-phy-supply = <&pm8994_l28>; vdda-pll-supply = <&pm8994_l12>; - - vdda-phy-max-microamp = <18380>; - vdda-pll-max-microamp = <9440>; - vddp-ref-clk-supply = <&pm8994_l25>; - vddp-ref-clk-max-microamp = <100>; - vddp-ref-clk-always-on; - clock-names = "ref_clk_src", "ref_clk"; - clocks = <&rpmcc RPM_SMD_LN_BB_CLK>, - <&gcc GCC_UFS_CLKREF_CLK>; + clocks = <&gcc GCC_UFS_CLKREF_CLK>; + clock-names = "ref"; + resets = <&ufshc 0>; + reset-names = "ufsphy"; status = "disabled"; + + ufs_phy_lane: lanes@627400 { + reg = <0x627400 0x12c>, + <0x627600 0x200>, + <0x627c00 0x1b4>; + #phy-cells = <0>; + }; }; ufshc: ufshc@624000 { @@ -1351,7 +1354,7 @@ ufshc: ufshc@624000 { reg = <0x624000 0x2500>; interrupts = ; - phys = <&ufsphy>; + phys = <&ufs_phy_lane>; phy-names = "ufsphy"; vcc-supply = <&pm8994_l20>;