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Message-ID: <9f234b53-89f6-bfd1-211f-d1f55295c321@linaro.org>
Date: Sat, 22 Apr 2023 00:00:07 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Devi Priya <quic_devipriy@...cinc.com>, agross@...nel.org,
andersson@...nel.org, konrad.dybcio@...aro.org, robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org, vkoul@...nel.org,
kishon@...nel.org, linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-phy@...ts.infradead.org
Cc: quic_srichara@...cinc.com, quic_sjaganat@...cinc.com,
quic_kathirav@...cinc.com, quic_arajkuma@...cinc.com,
quic_anusha@...cinc.com, quic_ipkumar@...cinc.com
Subject: Re: [PATCH 2/2] phy: qcom-qmp-pcie: Add support for IPQ9574 g3x1 and
g3x2 PCIEs
On 21/04/2023 15:41, Devi Priya wrote:
> Add support for a single-lane and two-lane PCIe PHYs
> found on Qualcomm IPQ9574 platform.
> Also, add the definitions for missing register offsets.
>
> Co-developed-by: Anusha Rao <quic_anusha@...cinc.com>
> Signed-off-by: Anusha Rao <quic_anusha@...cinc.com>
> Signed-off-by: Devi Priya <quic_devipriy@...cinc.com>
> ---
> Changes in V1:
> - Updated the hex values to lowercase
>
> drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 332 ++++++++++++++++++
> .../phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h | 26 +-
> .../phy/qualcomm/phy-qcom-qmp-qserdes-pll.h | 3 +
> 3 files changed, 355 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
> index df505279edfd..ff92b121b113 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
> @@ -515,6 +515,250 @@ static const struct qmp_phy_init_tbl ipq8074_pcie_gen3_pcs_misc_tbl[] = {
> QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_ENDPOINT_REFCLK_DRIVE, 0xc1),
> };
>
> +static const struct qmp_phy_init_tbl ipq9574_gen3x1_pcie_serdes_tbl[] = {
> + QMP_PHY_INIT_CFG(QSERDES_PLL_BIAS_EN_CLKBUFLR_EN, 0x18),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_BIAS_EN_CTRL_BY_PSM, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_SELECT, 0x31),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_IVCO, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_BG_TRIM, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CMN_CONFIG, 0x06),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP_EN, 0x42),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_RESETSM_CNTRL, 0x20),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SVS_MODE_CLK_SEL, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE_MAP, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SVS_MODE_CLK_SEL, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE_TIMER1, 0xff),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE_TIMER2, 0x3f),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORE_CLK_EN, 0x30),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_HSCLK_SEL, 0x21),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DEC_START_MODE0, 0x68),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START3_MODE0, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START2_MODE0, 0xaa),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START1_MODE0, 0xab),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP2_MODE0, 0x14),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP1_MODE0, 0xd4),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CP_CTRL_MODE0, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_RCTRL_MODE0, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_CCTRL_MODE0, 0x28),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN1_MODE0, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN0_MODE0, 0xa0),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE2_MODE0, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE1_MODE0, 0x24),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SVS_MODE_CLK_SEL, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORE_CLK_EN, 0x20),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORECLK_DIV, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_SELECT, 0x32),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SYS_CLK_CTRL, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SYSCLK_BUF_ENABLE, 0x07),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SYSCLK_EN_SEL, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_BG_TIMER, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_HSCLK_SEL, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DEC_START_MODE1, 0x53),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START3_MODE1, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START2_MODE1, 0x55),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START1_MODE1, 0x55),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP2_MODE1, 0x29),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP1_MODE1, 0xaa),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CP_CTRL_MODE1, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_RCTRL_MODE1, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_CCTRL_MODE1, 0x28),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN1_MODE1, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN0_MODE1, 0xa0),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE2_MODE1, 0x03),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE1_MODE1, 0xb4),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SVS_MODE_CLK_SEL, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORE_CLK_EN, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORECLK_DIV_MODE1, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_EN_CENTER, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_PER1, 0x7d),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_PER2, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_ADJ_PER1, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_ADJ_PER2, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_STEP_SIZE1_MODE0, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_STEP_SIZE2_MODE0, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_STEP_SIZE1_MODE1, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_STEP_SIZE2_MODE1, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_EP_DIV_MODE0, 0x19),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_EP_DIV_MODE1, 0x28),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_ENABLE1, 0x90),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_HSCLK_SEL, 0x89),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_ENABLE1, 0x10),
> +};
> +
> +static const struct qmp_phy_init_tbl ipq9574_gen3x2_pcie_serdes_tbl[] = {
> + QMP_PHY_INIT_CFG(QSERDES_PLL_BIAS_EN_CLKBUFLR_EN, 0x18),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_BIAS_EN_CTRL_BY_PSM, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_SELECT, 0x31),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_IVCO, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_BG_TRIM, 0x0f),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CMN_CONFIG, 0x06),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP_EN, 0x42),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_RESETSM_CNTRL, 0x20),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SVS_MODE_CLK_SEL, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE_MAP, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SVS_MODE_CLK_SEL, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE_TIMER1, 0xff),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE_TIMER2, 0x3f),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORE_CLK_EN, 0x30),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_HSCLK_SEL, 0x21),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DEC_START_MODE0, 0x68),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START3_MODE0, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START2_MODE0, 0xaa),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START1_MODE0, 0xab),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP2_MODE0, 0x14),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP1_MODE0, 0xd4),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CP_CTRL_MODE0, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_RCTRL_MODE0, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_CCTRL_MODE0, 0x28),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN1_MODE0, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN0_MODE0, 0xa0),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE2_MODE0, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE1_MODE0, 0x24),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SVS_MODE_CLK_SEL, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORE_CLK_EN, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORECLK_DIV, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_SELECT, 0x32),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SYS_CLK_CTRL, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SYSCLK_BUF_ENABLE, 0x07),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SYSCLK_EN_SEL, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_BG_TIMER, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_HSCLK_SEL, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DEC_START_MODE1, 0x53),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START3_MODE1, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START2_MODE1, 0x55),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START1_MODE1, 0x55),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP2_MODE1, 0x29),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP1_MODE1, 0xaa),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CP_CTRL_MODE1, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_RCTRL_MODE1, 0x16),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_PLL_CCTRL_MODE1, 0x28),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN1_MODE1, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN0_MODE1, 0xa0),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE2_MODE1, 0x03),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_VCO_TUNE1_MODE1, 0xb4),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SVS_MODE_CLK_SEL, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORE_CLK_EN, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CORECLK_DIV_MODE1, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_EN_CENTER, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_PER1, 0x7d),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_PER2, 0x01),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_ADJ_PER1, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_ADJ_PER2, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_STEP_SIZE1_MODE0, 0x0a),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_STEP_SIZE2_MODE0, 0x05),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_STEP_SIZE1_MODE1, 0x08),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_SSC_STEP_SIZE2_MODE1, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_EP_DIV_MODE0, 0x19),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_EP_DIV_MODE1, 0x28),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_ENABLE1, 0x90),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_HSCLK_SEL, 0x89),
> + QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_ENABLE1, 0x10),
> +};
> +
> +static const struct qmp_phy_init_tbl ipq9574_pcie_tx_tbl[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_RES_CODE_LANE_OFFSET_TX, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_RCV_DETECT_LVL_2, 0x12),
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_HIGHZ_DRVR_EN, 0x10),
> + QMP_PHY_INIT_CFG(QSERDES_V4_TX_LANE_MODE_1, 0x06),
> +};
> +
> +static const struct qmp_phy_init_tbl ipq9574_pcie_rx_tbl[] = {
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_CNTRL, 0x03),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_ENABLES, 0x1c),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_SIGDET_DEGLITCH_CNTRL, 0x14),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x61),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL3, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL4, 0x1e),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_DFE_EN_TIMER, 0x04),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_FO_GAIN, 0x0c),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_GAIN, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_SO_SATURATION_AND_ENABLE, 0x7f),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_UCDR_PI_CONTROLS, 0x70),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL1, 0x73),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_EQU_ADAPTOR_CNTRL2, 0x80),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_LOW, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH2, 0xc8),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH3, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_10_HIGH4, 0xb1),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_LOW, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH2, 0xc8),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH3, 0x09),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_01_HIGH4, 0xb1),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_LOW, 0xf0),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH, 0x02),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH2, 0x2f),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH3, 0xd3),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_MODE_00_HIGH4, 0x40),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_HIGH, 0x00),
> + QMP_PHY_INIT_CFG(QSERDES_V4_RX_RX_IDAC_TSETTLE_LOW, 0xc0),
> +};
> +
> +static const struct qmp_phy_init_tbl ipq9574_gen3x1_pcie_pcs_tbl[] = {
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_P2U3_WAKEUP_DLY_TIME_AUXCLK_H, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_P2U3_WAKEUP_DLY_TIME_AUXCLK_L, 0x01),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_RX_DCC_CAL_CONFIG, 0x01),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_RX_SIGDET_LVL, 0xaa),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x0d),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_G12S1_TXDEEMPH_M3P5DB, 0x10),
> +};
> +
> +static const struct qmp_phy_init_tbl ipq9574_gen3x1_pcie_pcs_misc_tbl[] = {
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_OSC_DTCT_ACTIONS, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_POWER_STATE_CONFIG2, 0x0d),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_L1P1_WAKEUP_DLY_TIME_AUXCLK_H, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_L1P1_WAKEUP_DLY_TIME_AUXCLK_L, 0x01),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_L1P2_WAKEUP_DLY_TIME_AUXCLK_H, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_L1P2_WAKEUP_DLY_TIME_AUXCLK_L, 0x01),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_EQ_CONFIG1, 0x14),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_EQ_CONFIG1, 0x10),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_EQ_CONFIG2, 0x0b),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_PRESET_P10_PRE, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_PRESET_P10_POST, 0x58),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_POWER_STATE_CONFIG4, 0x07),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_OSC_DTCT_CONFIG2, 0x52),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_INT_AUX_CLK_CONFIG1, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_OSC_DTCT_MODE2_CONFIG2, 0x50),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_OSC_DTCT_MODE2_CONFIG4, 0x1a),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_OSC_DTCT_MODE2_CONFIG5, 0x06),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_OSC_DTCT_MODE2_CONFIG6, 0x03),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_PCIE_ENDPOINT_REFCLK_DRIVE, 0xc1),
> +};
> +
> +static const struct qmp_phy_init_tbl ipq9574_gen3x2_pcie_pcs_tbl[] = {
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_REFGEN_REQ_CONFIG1, 0x0d),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_G12S1_TXDEEMPH_M3P5DB, 0x10),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_P2U3_WAKEUP_DLY_TIME_AUXCLK_H, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_P2U3_WAKEUP_DLY_TIME_AUXCLK_L, 0x01),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_RX_DCC_CAL_CONFIG, 0x01),
> + QMP_PHY_INIT_CFG(QPHY_V4_PCS_RX_SIGDET_LVL, 0xaa),
> +};
> +
> +static const struct qmp_phy_init_tbl ipq9574_gen3x2_pcie_pcs_misc_tbl[] = {
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_ACTIONS, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG2, 0x1d),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_L1P1_WAKEUP_DLY_TIME_AUXCLK_H, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_L1P1_WAKEUP_DLY_TIME_AUXCLK_L, 0x01),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_L1P2_WAKEUP_DLY_TIME_AUXCLK_H, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_L1P2_WAKEUP_DLY_TIME_AUXCLK_L, 0x01),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_EQ_CONFIG1, 0x14),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_EQ_CONFIG1, 0x10),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_EQ_CONFIG2, 0x0b),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_PRESET_P10_PRE, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_PRESET_P10_POST, 0x58),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG4, 0x07),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_CONFIG1, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_CONFIG2, 0x52),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_CONFIG4, 0x19),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_INT_AUX_CLK_CONFIG1, 0x00),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_MODE2_CONFIG2, 0x49),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_MODE2_CONFIG4, 0x2a),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_MODE2_CONFIG5, 0x02),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_OSC_DTCT_MODE2_CONFIG6, 0x03),
> + QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCIE_ENDPOINT_REFCLK_DRIVE, 0xc1),
> +};
So, it uses QSERDES registers from allegedly v2, TX and RX of v4 and
then PCS_PCIE from v5. This doesn't sound correct.
> +
> static const struct qmp_phy_init_tbl sdm845_qmp_pcie_serdes_tbl[] = {
> QMP_PHY_INIT_CFG(QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN, 0x14),
> QMP_PHY_INIT_CFG(QSERDES_V3_COM_CLK_SELECT, 0x30),
> @@ -2042,6 +2286,10 @@ static const char * const ipq8074_pciephy_clk_l[] = {
> "aux", "cfg_ahb",
> };
>
> +static const char * const ipq9574_pciephy_clk_l[] = {
> + "aux", "cfg_ahb", "anoc_lane", "snoc_lane",
> +};
> +
> static const char * const msm8996_phy_clk_l[] = {
> "aux", "cfg_ahb", "ref",
> };
> @@ -2072,6 +2320,24 @@ static const char * const sdm845_pciephy_reset_l[] = {
> "phy",
> };
>
> +static const struct qmp_pcie_offsets qmp_pcie_offsets_3x1_ipq9574 = {
> + .serdes = 0,
> + .tx = 0x0200,
> + .rx = 0x0400,
> + .pcs = 0x0800,
> + .pcs_misc = 0x0c00,
> +};
> +
> +static const struct qmp_pcie_offsets qmp_pcie_offsets_3x2_ipq9574 = {
> + .serdes = 0,
> + .tx = 0x0200,
> + .rx = 0x0400,
> + .tx2 = 0x0600,
> + .rx2 = 0x0800,
> + .pcs = 0x1000,
> + .pcs_misc = 0x1400,
> +};
> +
> static const struct qmp_pcie_offsets qmp_pcie_offsets_v5 = {
> .serdes = 0,
> .pcs = 0x0200,
> @@ -2174,6 +2440,66 @@ static const struct qmp_phy_cfg ipq6018_pciephy_cfg = {
> .phy_status = PHYSTATUS,
> };
>
> +static const struct qmp_phy_cfg ipq9574_gen3x1_pciephy_cfg = {
> + .lanes = 1,
> +
> + .offsets = &qmp_pcie_offsets_3x1_ipq9574,
> +
> + .tbls = {
> + .serdes = ipq9574_gen3x1_pcie_serdes_tbl,
> + .serdes_num = ARRAY_SIZE(ipq9574_gen3x1_pcie_serdes_tbl),
> + .tx = ipq9574_pcie_tx_tbl,
> + .tx_num = ARRAY_SIZE(ipq9574_pcie_tx_tbl),
> + .rx = ipq9574_pcie_rx_tbl,
> + .rx_num = ARRAY_SIZE(ipq9574_pcie_rx_tbl),
> + .pcs = ipq9574_gen3x1_pcie_pcs_tbl,
> + .pcs_num = ARRAY_SIZE(ipq9574_gen3x1_pcie_pcs_tbl),
> + .pcs_misc = ipq9574_gen3x1_pcie_pcs_misc_tbl,
> + .pcs_misc_num = ARRAY_SIZE(ipq9574_gen3x1_pcie_pcs_misc_tbl),
> + },
> + .clk_list = ipq9574_pciephy_clk_l,
> + .num_clks = ARRAY_SIZE(ipq9574_pciephy_clk_l),
> + .reset_list = ipq8074_pciephy_reset_l,
> + .num_resets = ARRAY_SIZE(ipq8074_pciephy_reset_l),
> + .vreg_list = NULL,
> + .num_vregs = 0,
> + .regs = pciephy_v4_regs_layout,
> +
> + .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL,
> + .phy_status = PHYSTATUS,
> + .pipe_clock_rate = 250000000,
> +};
> +
> +static const struct qmp_phy_cfg ipq9574_gen3x2_pciephy_cfg = {
> + .lanes = 2,
> +
> + .offsets = &qmp_pcie_offsets_3x2_ipq9574,
> +
> + .tbls = {
> + .serdes = ipq9574_gen3x2_pcie_serdes_tbl,
> + .serdes_num = ARRAY_SIZE(ipq9574_gen3x2_pcie_serdes_tbl),
> + .tx = ipq9574_pcie_tx_tbl,
> + .tx_num = ARRAY_SIZE(ipq9574_pcie_tx_tbl),
> + .rx = ipq9574_pcie_rx_tbl,
> + .rx_num = ARRAY_SIZE(ipq9574_pcie_rx_tbl),
> + .pcs = ipq9574_gen3x2_pcie_pcs_tbl,
> + .pcs_num = ARRAY_SIZE(ipq9574_gen3x2_pcie_pcs_tbl),
> + .pcs_misc = ipq9574_gen3x2_pcie_pcs_misc_tbl,
> + .pcs_misc_num = ARRAY_SIZE(ipq9574_gen3x2_pcie_pcs_misc_tbl),
> + },
> + .clk_list = ipq9574_pciephy_clk_l,
> + .num_clks = ARRAY_SIZE(ipq9574_pciephy_clk_l),
> + .reset_list = ipq8074_pciephy_reset_l,
> + .num_resets = ARRAY_SIZE(ipq8074_pciephy_reset_l),
> + .vreg_list = NULL,
> + .num_vregs = 0,
> + .regs = pciephy_v4_regs_layout,
> +
> + .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL,
> + .phy_status = PHYSTATUS,
> + .pipe_clock_rate = 250000000,
> +};
> +
> static const struct qmp_phy_cfg sdm845_qmp_pciephy_cfg = {
> .lanes = 1,
>
> @@ -3374,6 +3700,12 @@ static const struct of_device_id qmp_pcie_of_match_table[] = {
> }, {
> .compatible = "qcom,ipq8074-qmp-pcie-phy",
> .data = &ipq8074_pciephy_cfg,
> + }, {
> + .compatible = "qcom,ipq9574-qmp-gen3x1-pcie-phy",
> + .data = &ipq9574_gen3x1_pciephy_cfg,
> + }, {
> + .compatible = "qcom,ipq9574-qmp-gen3x2-pcie-phy",
> + .data = &ipq9574_gen3x2_pciephy_cfg,
> }, {
> .compatible = "qcom,msm8998-qmp-pcie-phy",
> .data = &msm8998_pciephy_cfg,
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h
> index a469ae2a10a1..5f002b150cea 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-pcie-v5.h
> @@ -8,11 +8,25 @@
> #define QCOM_PHY_QMP_PCS_PCIE_V5_H_
>
> /* Only for QMP V5 PHY - PCS_PCIE registers */
> -#define QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG2 0x0c
> -#define QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG4 0x14
> -#define QPHY_V5_PCS_PCIE_ENDPOINT_REFCLK_DRIVE 0x20
> -#define QPHY_V5_PCS_PCIE_INT_AUX_CLK_CONFIG1 0x54
> -#define QPHY_V5_PCS_PCIE_OSC_DTCT_ACTIONS 0x94
> -#define QPHY_V5_PCS_PCIE_EQ_CONFIG2 0xa8
This is not reviewable. Please do not mix changing alignment of existing
registers together with adding new names.
> +#define QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG2 0x0c
> +#define QPHY_V5_PCS_PCIE_POWER_STATE_CONFIG4 0x14
> +#define QPHY_V5_PCS_PCIE_ENDPOINT_REFCLK_DRIVE 0x20
> +#define QPHY_V5_PCS_PCIE_L1P1_WAKEUP_DLY_TIME_AUXCLK_L 0x44
> +#define QPHY_V5_PCS_PCIE_L1P1_WAKEUP_DLY_TIME_AUXCLK_H 0x48
> +#define QPHY_V5_PCS_PCIE_L1P2_WAKEUP_DLY_TIME_AUXCLK_L 0x4c
> +#define QPHY_V5_PCS_PCIE_L1P2_WAKEUP_DLY_TIME_AUXCLK_H 0x50
> +#define QPHY_V5_PCS_PCIE_INT_AUX_CLK_CONFIG1 0x54
> +#define QPHY_V5_PCS_PCIE_OSC_DTCT_CONFIG1 0x5c
> +#define QPHY_V5_PCS_PCIE_OSC_DTCT_CONFIG2 0x60
> +#define QPHY_V5_PCS_PCIE_OSC_DTCT_CONFIG4 0x68
> +#define QPHY_V5_PCS_PCIE_OSC_DTCT_MODE2_CONFIG2 0x7c
> +#define QPHY_V5_PCS_PCIE_OSC_DTCT_MODE2_CONFIG4 0x84
> +#define QPHY_V5_PCS_PCIE_OSC_DTCT_MODE2_CONFIG5 0x88
> +#define QPHY_V5_PCS_PCIE_OSC_DTCT_MODE2_CONFIG6 0x8c
> +#define QPHY_V5_PCS_PCIE_OSC_DTCT_ACTIONS 0x94
> +#define QPHY_V5_PCS_PCIE_EQ_CONFIG1 0xa4
> +#define QPHY_V5_PCS_PCIE_EQ_CONFIG2 0xa8
> +#define QPHY_V5_PCS_PCIE_PRESET_P10_PRE 0xc0
> +#define QPHY_V5_PCS_PCIE_PRESET_P10_POST 0xe4
>
> #endif
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-qserdes-pll.h b/drivers/phy/qualcomm/phy-qcom-qmp-qserdes-pll.h
> index ad326e301a3a..231e59364e31 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-qserdes-pll.h
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-qserdes-pll.h
> @@ -8,6 +8,9 @@
>
> /* QMP V2 PHY for PCIE gen3 ports - QSERDES PLL registers */
> #define QSERDES_PLL_BG_TIMER 0x00c
> +#define QSERDES_PLL_SSC_EN_CENTER 0x010
> +#define QSERDES_PLL_SSC_ADJ_PER1 0x014
> +#define QSERDES_PLL_SSC_ADJ_PER2 0x018
> #define QSERDES_PLL_SSC_PER1 0x01c
> #define QSERDES_PLL_SSC_PER2 0x020
> #define QSERDES_PLL_SSC_STEP_SIZE1_MODE0 0x024
--
With best wishes
Dmitry
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