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Message-ID: <CAA8EJpqC-afe=WUkptXHZob0fr+R6GrYU1Q8iiHjLSO64cFxwA@mail.gmail.com>
Date: Mon, 4 Dec 2023 16:33:13 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Abel Vesa <abel.vesa@...aro.org>
Cc: Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
Vinod Koul <vkoul@...nel.org>,
Kishon Vijay Abraham I <kishon@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Johan Hovold <johan@...nel.org>, linux-arm-msm@...r.kernel.org,
linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] phy: qcom-qmp-usb: Add Qualcomm X1E80100 USB3 PHY support
On Mon, 4 Dec 2023 at 15:50, Abel Vesa <abel.vesa@...aro.org> wrote:
>
> The X1E80100 platform has two instances of the USB3 UNI phy attached
> to the multi-port USB controller, add definition for these.
>
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
> ---
> drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 160 ++++++++++++++++++++++++++++++++
> 1 file changed, 160 insertions(+)
>
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
> index 77e91b3eae79..35c19da3d454 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
> @@ -25,6 +25,7 @@
> #include "phy-qcom-qmp-pcs-usb-v4.h"
> #include "phy-qcom-qmp-pcs-usb-v5.h"
> #include "phy-qcom-qmp-pcs-usb-v6.h"
> +#include "phy-qcom-qmp-pcs-usb-v7.h"
>
> /* QPHY_SW_RESET bit */
> #define SW_RESET BIT(0)
> @@ -1301,6 +1302,134 @@ static const struct qmp_phy_init_tbl sa8775p_usb3_uniphy_pcs_usb_tbl[] = {
> QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_POWER_STATE_CONFIG1, 0x6f),
> };
>
> +static const struct qmp_phy_init_tbl x1e80100_usb3_uniphy_serdes_tbl[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SSC_STEP_SIZE1_MODE1, 0xc0),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SSC_STEP_SIZE2_MODE1, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_CP_CTRL_MODE1, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_PLL_RCTRL_MODE1, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_PLL_CCTRL_MODE1, 0x36),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_CORECLK_DIV_MODE1, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_LOCK_CMP1_MODE1, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_LOCK_CMP2_MODE1, 0x41),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_DEC_START_MODE1, 0x41),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_DIV_FRAC_START1_MODE1, 0x55),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_DIV_FRAC_START2_MODE1, 0x75),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_DIV_FRAC_START3_MODE1, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_HSCLK_SEL_1, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_VCO_TUNE1_MODE1, 0x25),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_VCO_TUNE2_MODE1, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_BIN_VCOCAL_CMP_CODE1_MODE1, 0x5c),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_BIN_VCOCAL_CMP_CODE2_MODE1, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_BIN_VCOCAL_CMP_CODE1_MODE0, 0x5c),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_BIN_VCOCAL_CMP_CODE2_MODE0, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SSC_STEP_SIZE1_MODE0, 0xc0),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SSC_STEP_SIZE2_MODE0, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_CP_CTRL_MODE0, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_PLL_RCTRL_MODE0, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_PLL_CCTRL_MODE0, 0x36),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_LOCK_CMP1_MODE0, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_LOCK_CMP2_MODE0, 0x1a),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_DEC_START_MODE0, 0x41),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_DIV_FRAC_START1_MODE0, 0x55),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_DIV_FRAC_START2_MODE0, 0x75),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_DIV_FRAC_START3_MODE0, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_VCO_TUNE1_MODE0, 0x25),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_VCO_TUNE2_MODE0, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_BG_TIMER, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SSC_EN_CENTER, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SSC_PER1, 0x62),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SSC_PER2, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SYSCLK_BUF_ENABLE, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_SYSCLK_EN_SEL, 0x1a),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_LOCK_CMP_CFG, 0x14),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_VCO_TUNE_MAP, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_CORE_CLK_EN, 0x20),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_CMN_CONFIG_1, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_AUTO_GAIN_ADJ_CTRL_1, 0xb6),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_AUTO_GAIN_ADJ_CTRL_2, 0x4b),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_AUTO_GAIN_ADJ_CTRL_3, 0x37),
> + QMP_PHY_INIT_CFG(QSERDES_V7_COM_ADDITIONAL_MISC, 0x0c),
> +};
> +
> +static const struct qmp_phy_init_tbl x1e80100_usb3_uniphy_tx_tbl[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_RES_CODE_LANE_TX, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_RES_CODE_LANE_RX, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_RES_CODE_LANE_OFFSET_TX, 0x1f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_RES_CODE_LANE_OFFSET_RX, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_LANE_MODE_1, 0xf5),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_LANE_MODE_3, 0x3f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_LANE_MODE_4, 0x3f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_LANE_MODE_5, 0x5f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_RCV_DETECT_LVL_2, 0x12),
> + QMP_PHY_INIT_CFG(QSERDES_V7_TX_PI_QEC_CTRL, 0x21),
> +};
> +
> +static const struct qmp_phy_init_tbl x1e80100_usb3_uniphy_rx_tbl[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_FO_GAIN, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_SO_GAIN, 0x06),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_FASTLOCK_FO_GAIN, 0x2f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x7f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_FASTLOCK_COUNT_LOW, 0xff),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_FASTLOCK_COUNT_HIGH, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_PI_CONTROLS, 0x99),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_SB2_THRESH1, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_SB2_THRESH2, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_SB2_GAIN1, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_UCDR_SB2_GAIN2, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_AUX_DATA_TCOARSE_TFINE, 0xa0),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_VGA_CAL_CNTRL1, 0x54),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_VGA_CAL_CNTRL2, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_GM_CAL, 0x13),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_EQU_ADAPTOR_CNTRL2, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_EQU_ADAPTOR_CNTRL3, 0x4a),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_EQU_ADAPTOR_CNTRL4, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_IDAC_TSETTLE_LOW, 0x07),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_IDAC_TSETTLE_HIGH, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x47),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_SIGDET_CNTRL, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_SIGDET_DEGLITCH_CNTRL, 0x0e),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_00_LOW, 0x3f),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_00_HIGH, 0xbf),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_00_HIGH2, 0xff),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_00_HIGH3, 0xdf),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_00_HIGH4, 0xed),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_01_LOW, 0xdc),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_01_HIGH, 0x5c),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_01_HIGH2, 0x9c),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_01_HIGH3, 0x1d),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_RX_MODE_01_HIGH4, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_DFE_EN_TIMER, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_DCC_CTRL1, 0x0c),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_VTH_CODE, 0x10),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_SIGDET_CAL_CTRL1, 0x14),
> + QMP_PHY_INIT_CFG(QSERDES_V7_RX_SIGDET_CAL_TRIM, 0x08),
> +};
> +
> +static const struct qmp_phy_init_tbl x1e80100_usb3_uniphy_pcs_tbl[] = {
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_LOCK_DETECT_CONFIG1, 0xc4),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_LOCK_DETECT_CONFIG2, 0x89),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_LOCK_DETECT_CONFIG3, 0x20),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_LOCK_DETECT_CONFIG6, 0x13),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_REFGEN_REQ_CONFIG1, 0x21),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_RX_SIGDET_LVL, 0xaa),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_RCVR_DTCT_DLY_P1U2_L, 0xe7),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_RCVR_DTCT_DLY_P1U2_H, 0x03),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_CDR_RESET_TIME, 0x0a),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_ALIGN_DETECT_CONFIG1, 0x88),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_ALIGN_DETECT_CONFIG2, 0x13),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_PCS_TX_RX_CONFIG, 0x0c),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_EQ_CONFIG1, 0x4b),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_EQ_CONFIG5, 0x10),
> +};
> +
> +static const struct qmp_phy_init_tbl x1e80100_usb3_uniphy_pcs_usb_tbl[] = {
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_USB3_RCVR_DTCT_DLY_U3_L, 0x40),
> + QMP_PHY_INIT_CFG(QPHY_V7_PCS_USB3_RCVR_DTCT_DLY_U3_H, 0x00),
> +};
> +
> struct qmp_usb_offsets {
> u16 serdes;
> u16 pcs;
> @@ -1465,6 +1594,14 @@ static const struct qmp_usb_offsets qmp_usb_offsets_v6 = {
> .rx = 0x1000,
> };
>
> +static const struct qmp_usb_offsets qmp_usb_offsets_v7 = {
> + .serdes = 0,
> + .pcs = 0x0200,
> + .pcs_usb = 0x1200,
> + .tx = 0x0e00,
> + .rx = 0x1000,
> +};
> +
> static const struct qmp_phy_cfg ipq8074_usb3phy_cfg = {
> .lanes = 1,
>
> @@ -1752,6 +1889,26 @@ static const struct qmp_phy_cfg qcm2290_usb3phy_cfg = {
> .regs = qmp_v3_usb3phy_regs_layout_qcm2290,
> };
>
> +static const struct qmp_phy_cfg x1e80100_usb3_uniphy_cfg = {
> + .lanes = 1,
> +
> + .offsets = &qmp_usb_offsets_v7,
> +
> + .serdes_tbl = x1e80100_usb3_uniphy_serdes_tbl,
> + .serdes_tbl_num = ARRAY_SIZE(x1e80100_usb3_uniphy_serdes_tbl),
> + .tx_tbl = x1e80100_usb3_uniphy_tx_tbl,
> + .tx_tbl_num = ARRAY_SIZE(x1e80100_usb3_uniphy_tx_tbl),
> + .rx_tbl = x1e80100_usb3_uniphy_rx_tbl,
> + .rx_tbl_num = ARRAY_SIZE(x1e80100_usb3_uniphy_rx_tbl),
> + .pcs_tbl = x1e80100_usb3_uniphy_pcs_tbl,
> + .pcs_tbl_num = ARRAY_SIZE(x1e80100_usb3_uniphy_pcs_tbl),
> + .pcs_usb_tbl = x1e80100_usb3_uniphy_pcs_usb_tbl,
> + .pcs_usb_tbl_num = ARRAY_SIZE(x1e80100_usb3_uniphy_pcs_usb_tbl),
> + .vreg_list = qmp_phy_vreg_l,
> + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
> + .regs = qmp_v5_usb3phy_regs_layout,
Probably I missed that during v1 review. Please add v7 regs layout.
With that fixed:
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> +};
> +
> static void qmp_usb_configure_lane(void __iomem *base,
> const struct qmp_phy_init_tbl tbl[],
> int num,
> @@ -2441,6 +2598,9 @@ static const struct of_device_id qmp_usb_of_match_table[] = {
> }, {
> .compatible = "qcom,sm8350-qmp-usb3-uni-phy",
> .data = &sm8350_usb3_uniphy_cfg,
> + }, {
> + .compatible = "qcom,x1e80100-qmp-usb3-uni-phy",
> + .data = &x1e80100_usb3_uniphy_cfg,
> },
> { },
> };
>
> --
> 2.34.1
>
--
With best wishes
Dmitry
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