diff options
Diffstat (limited to 'target/linux/ipq807x/patches-5.15/0073-v6.0-phy-qcom-qmp-pcie-add-IPQ8074-PCIe-Gen3-QMP-PHY-supp.patch')
| -rw-r--r-- | target/linux/ipq807x/patches-5.15/0073-v6.0-phy-qcom-qmp-pcie-add-IPQ8074-PCIe-Gen3-QMP-PHY-supp.patch | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/target/linux/ipq807x/patches-5.15/0073-v6.0-phy-qcom-qmp-pcie-add-IPQ8074-PCIe-Gen3-QMP-PHY-supp.patch b/target/linux/ipq807x/patches-5.15/0073-v6.0-phy-qcom-qmp-pcie-add-IPQ8074-PCIe-Gen3-QMP-PHY-supp.patch new file mode 100644 index 0000000000..c915619360 --- /dev/null +++ b/target/linux/ipq807x/patches-5.15/0073-v6.0-phy-qcom-qmp-pcie-add-IPQ8074-PCIe-Gen3-QMP-PHY-supp.patch @@ -0,0 +1,200 @@ +From 23bd21d8c05109b57aa9508e88fbdbc2b6d33de7 Mon Sep 17 00:00:00 2001 +From: Robert Marko <robimarko@gmail.com> +Date: Tue, 23 Aug 2022 22:47:40 +0200 +Subject: [PATCH] phy: qcom-qmp-pcie: add IPQ8074 PCIe Gen3 QMP PHY support + +IPQ8074 has 2 different single lane PCIe PHY-s, one Gen2 and one Gen3. +Gen2 one is already supported, so add the support for the Gen3 one. +It uses the same register layout as IPQ6018. + +Signed-off-by: Robert Marko <robimarko@gmail.com> +Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> +Link: https://lore.kernel.org/r/20220621195512.1760362-3-robimarko@gmail.com +Signed-off-by: Vinod Koul <vkoul@kernel.org> +--- + drivers/phy/qualcomm/phy-qcom-qmp.c | 160 ++++++++++++++++++++++++++++ + 1 file changed, 160 insertions(+) + +--- a/drivers/phy/qualcomm/phy-qcom-qmp.c ++++ b/drivers/phy/qualcomm/phy-qcom-qmp.c +@@ -812,6 +812,133 @@ static const struct qmp_phy_init_tbl ipq + QMP_PHY_INIT_CFG_L(QPHY_START_CTRL, 0x3), + }; + ++static const struct qmp_phy_init_tbl ipq8074_pcie_gen3_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, 0x82), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START3_MODE0, 0x03), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START2_MODE0, 0x355), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START1_MODE0, 0x35555), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP2_MODE0, 0x1a), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP1_MODE0, 0x1a0a), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_CP_CTRL_MODE0, 0xb), ++ 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, 0x0), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN0_MODE0, 0x40), ++ 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, 0xa), ++ 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, 0xa), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_HSCLK_SEL, 0x1), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_DEC_START_MODE1, 0x68), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START3_MODE1, 0x2), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START2_MODE1, 0x2aa), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_DIV_FRAC_START1_MODE1, 0x2aaab), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_CLK_ENABLE1, 0x90), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP2_MODE1, 0x34), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_LOCK_CMP1_MODE1, 0x3414), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_CP_CTRL_MODE1, 0x0b), ++ 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, 0x0), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_INTEGLOOP_GAIN0_MODE1, 0x40), ++ 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, 0x0), ++ QMP_PHY_INIT_CFG(QSERDES_PLL_CORECLK_DIV_MODE1, 0x08), ++ 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), ++}; ++ ++static const struct qmp_phy_init_tbl ipq8074_pcie_gen3_tx_tbl[] = { ++ QMP_PHY_INIT_CFG(QSERDES_TX0_RES_CODE_LANE_OFFSET_TX, 0x02), ++ QMP_PHY_INIT_CFG(QSERDES_TX0_RCV_DETECT_LVL_2, 0x12), ++ QMP_PHY_INIT_CFG(QSERDES_TX0_HIGHZ_DRVR_EN, 0x10), ++ QMP_PHY_INIT_CFG(QSERDES_TX0_LANE_MODE_1, 0x06), ++}; ++ ++static const struct qmp_phy_init_tbl ipq8074_pcie_gen3_rx_tbl[] = { ++ QMP_PHY_INIT_CFG(QSERDES_RX0_SIGDET_CNTRL, 0x03), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_SIGDET_ENABLES, 0x1c), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_SIGDET_DEGLITCH_CNTRL, 0x14), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_EQU_ADAPTOR_CNTRL2, 0xe), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_EQU_ADAPTOR_CNTRL3, 0x4), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_EQU_ADAPTOR_CNTRL4, 0x1b), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_DFE_EN_TIMER, 0x04), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_UCDR_SO_SATURATION_AND_ENABLE, 0x7f), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_UCDR_PI_CONTROLS, 0x70), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x73), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_OFFSET_ADAPTOR_CNTRL2, 0x80), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_10_LOW, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_10_HIGH, 0x02), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_10_HIGH2, 0xc8), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_10_HIGH3, 0x09), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_10_HIGH4, 0xb1), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_01_LOW, 0x01), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_01_HIGH, 0x02), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_01_HIGH2, 0xc8), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_01_HIGH3, 0x09), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_01_HIGH4, 0xb1), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_00_LOW, 0xf0), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_00_HIGH, 0x2), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_00_HIGH2, 0x2f), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_00_HIGH3, 0xd3), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_MODE_00_HIGH4, 0x40), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_IDAC_TSETTLE_HIGH, 0x00), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_RX_IDAC_TSETTLE_LOW, 0xc0), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_UCDR_FO_GAIN, 0x0c), ++ QMP_PHY_INIT_CFG(QSERDES_RX0_UCDR_SO_GAIN, 0x02), ++}; ++ ++static const struct qmp_phy_init_tbl ipq8074_pcie_gen3_pcs_tbl[] = { ++ QMP_PHY_INIT_CFG(PCS_COM_FLL_CNTRL2, 0x83), ++ QMP_PHY_INIT_CFG(PCS_COM_FLL_CNT_VAL_L, 0x9), ++ QMP_PHY_INIT_CFG(PCS_COM_FLL_CNT_VAL_H_TOL, 0x42), ++ QMP_PHY_INIT_CFG(PCS_COM_FLL_MAN_CODE, 0x40), ++ QMP_PHY_INIT_CFG(PCS_COM_FLL_CNTRL1, 0x01), ++ QMP_PHY_INIT_CFG(PCS_COM_P2U3_WAKEUP_DLY_TIME_AUXCLK_H, 0x0), ++ QMP_PHY_INIT_CFG(PCS_COM_P2U3_WAKEUP_DLY_TIME_AUXCLK_L, 0x1), ++ QMP_PHY_INIT_CFG(PCS_PCIE_OSC_DTCT_ACTIONS, 0x0), ++ QMP_PHY_INIT_CFG(PCS_PCIE_L1P1_WAKEUP_DLY_TIME_AUXCLK_H, 0x00), ++ QMP_PHY_INIT_CFG(PCS_PCIE_L1P1_WAKEUP_DLY_TIME_AUXCLK_L, 0x01), ++ QMP_PHY_INIT_CFG(PCS_PCIE_L1P2_WAKEUP_DLY_TIME_AUXCLK_H, 0x00), ++ QMP_PHY_INIT_CFG(PCS_PCIE_L1P2_WAKEUP_DLY_TIME_AUXCLK_L, 0x01), ++ QMP_PHY_INIT_CFG(PCS_PCIE_EQ_CONFIG1, 0x11), ++ QMP_PHY_INIT_CFG(PCS_PCIE_EQ_CONFIG2, 0xb), ++ QMP_PHY_INIT_CFG(PCS_PCIE_POWER_STATE_CONFIG4, 0x07), ++ QMP_PHY_INIT_CFG(PCS_PCIE_OSC_DTCT_CONFIG2, 0x52), ++ QMP_PHY_INIT_CFG(PCS_PCIE_OSC_DTCT_MODE2_CONFIG2, 0x50), ++ QMP_PHY_INIT_CFG(PCS_PCIE_OSC_DTCT_MODE2_CONFIG4, 0x1a), ++ QMP_PHY_INIT_CFG(PCS_PCIE_OSC_DTCT_MODE2_CONFIG5, 0x6), ++ QMP_PHY_INIT_CFG(PCS_COM_G12S1_TXDEEMPH_M3P5DB, 0x10), ++ QMP_PHY_INIT_CFG(PCS_PCIE_ENDPOINT_REFCLK_DRIVE, 0xc1), ++ QMP_PHY_INIT_CFG(PCS_COM_RX_DCC_CAL_CONFIG, 0x01), ++ QMP_PHY_INIT_CFG(PCS_COM_RX_SIGDET_LVL, 0xaa), ++ QMP_PHY_INIT_CFG(PCS_COM_REFGEN_REQ_CONFIG1, 0x0d), ++}; ++ + 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), +@@ -3167,6 +3294,36 @@ static const struct qmp_phy_cfg ipq8074_ + .pwrdn_delay_max = 1005, /* us */ + }; + ++static const struct qmp_phy_cfg ipq8074_pciephy_gen3_cfg = { ++ .type = PHY_TYPE_PCIE, ++ .nlanes = 1, ++ ++ .serdes_tbl = ipq8074_pcie_gen3_serdes_tbl, ++ .serdes_tbl_num = ARRAY_SIZE(ipq8074_pcie_gen3_serdes_tbl), ++ .tx_tbl = ipq8074_pcie_gen3_tx_tbl, ++ .tx_tbl_num = ARRAY_SIZE(ipq8074_pcie_gen3_tx_tbl), ++ .rx_tbl = ipq8074_pcie_gen3_rx_tbl, ++ .rx_tbl_num = ARRAY_SIZE(ipq8074_pcie_gen3_rx_tbl), ++ .pcs_tbl = ipq8074_pcie_gen3_pcs_tbl, ++ .pcs_tbl_num = ARRAY_SIZE(ipq8074_pcie_gen3_pcs_tbl), ++ .clk_list = ipq8074_pciephy_clk_l, ++ .num_clks = ARRAY_SIZE(ipq8074_pciephy_clk_l), ++ .reset_list = ipq8074_pciephy_reset_l, ++ .num_resets = ARRAY_SIZE(ipq8074_pciephy_reset_l), ++ .vreg_list = NULL, ++ .num_vregs = 0, ++ .regs = ipq_pciephy_gen3_regs_layout, ++ ++ .start_ctrl = SERDES_START | PCS_START, ++ .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL, ++ ++ .has_pwrdn_delay = true, ++ .pwrdn_delay_min = 995, /* us */ ++ .pwrdn_delay_max = 1005, /* us */ ++ ++ .pipe_clock_rate = 250000000, ++}; ++ + static const struct qmp_phy_cfg ipq6018_pciephy_cfg = { + .type = PHY_TYPE_PCIE, + .nlanes = 1, +@@ -5543,6 +5700,9 @@ static const struct of_device_id qcom_qm + .compatible = "qcom,ipq8074-qmp-pcie-phy", + .data = &ipq8074_pciephy_cfg, + }, { ++ .compatible = "qcom,ipq8074-qmp-gen3-pcie-phy", ++ .data = &ipq8074_pciephy_gen3_cfg, ++ }, { + .compatible = "qcom,ipq6018-qmp-pcie-phy", + .data = &ipq6018_pciephy_cfg, + }, { |