| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (C) 2023 Bhupesh Sharma <bhupesh.sharma@linaro.org> |
| * |
| * Based on Linux driver |
| */ |
| |
| #include <clk.h> |
| #include <clk-uclass.h> |
| #include <dm.h> |
| #include <dm/device_compat.h> |
| #include <dm/devres.h> |
| #include <generic-phy.h> |
| #include <malloc.h> |
| #include <reset.h> |
| #include <power/regulator.h> |
| |
| #include <asm/io.h> |
| #include <linux/bitops.h> |
| #include <linux/clk-provider.h> |
| #include <linux/delay.h> |
| #include <linux/iopoll.h> |
| #include <linux/ioport.h> |
| |
| #include "phy-qcom-qmp.h" |
| #include "phy-qcom-qmp-pcs-misc-v3.h" |
| #include "phy-qcom-qmp-pcs-v5.h" |
| #include "phy-qcom-qmp-pcs-v6.h" |
| #include "phy-qcom-qmp-pcs-v6_20.h" |
| #include "phy-qcom-qmp-pcs-pcie-v6.h" |
| #include "phy-qcom-qmp-pcs-pcie-v6_20.h" |
| #include "phy-qcom-qmp-pcie-qhp.h" |
| #include "phy-qcom-qmp-qserdes-com-v6.h" |
| #include "phy-qcom-qmp-qserdes-txrx-v6.h" |
| #include "phy-qcom-qmp-qserdes-txrx-v6_20.h" |
| #include "phy-qcom-qmp-qserdes-ln-shrd-v6.h" |
| |
| /* QPHY_SW_RESET bit */ |
| #define SW_RESET BIT(0) |
| /* QPHY_POWER_DOWN_CONTROL */ |
| #define SW_PWRDN BIT(0) |
| #define REFCLK_DRV_DSBL BIT(1) |
| /* QPHY_START_CONTROL bits */ |
| #define SERDES_START BIT(0) |
| #define PCS_START BIT(1) |
| /* QPHY_PCS_READY_STATUS bit */ |
| #define PCS_READY BIT(0) |
| |
| /* QPHY_PCS_STATUS bit */ |
| #define PHYSTATUS BIT(6) |
| #define PHYSTATUS_4_20 BIT(7) |
| |
| #define PHY_INIT_COMPLETE_TIMEOUT (200 * 10000) |
| |
| #define NUM_SUPPLIES 3 |
| |
| struct qmp_pcie_init_tbl { |
| unsigned int offset; |
| unsigned int val; |
| /* |
| * mask of lanes for which this register is written |
| * for cases when second lane needs different values |
| */ |
| u8 lane_mask; |
| }; |
| |
| #define QMP_PHY_INIT_CFG(o, v) \ |
| { \ |
| .offset = o, \ |
| .val = v, \ |
| .lane_mask = 0xff, \ |
| } |
| |
| #define QMP_PHY_INIT_CFG_LANE(o, v, l) \ |
| { \ |
| .offset = o, \ |
| .val = v, \ |
| .lane_mask = l, \ |
| } |
| |
| /* set of registers with offsets different per-PHY */ |
| enum qphy_reg_layout { |
| /* PCS registers */ |
| QPHY_SW_RESET, |
| QPHY_START_CTRL, |
| QPHY_PCS_STATUS, |
| QPHY_PCS_POWER_DOWN_CONTROL, |
| /* Keep last to ensure regs_layout arrays are properly initialized */ |
| QPHY_LAYOUT_SIZE |
| }; |
| |
| static const unsigned int pciephy_v5_regs_layout[QPHY_LAYOUT_SIZE] = { |
| [QPHY_SW_RESET] = QPHY_V5_PCS_SW_RESET, |
| [QPHY_START_CTRL] = QPHY_V5_PCS_START_CONTROL, |
| [QPHY_PCS_STATUS] = QPHY_V5_PCS_PCS_STATUS1, |
| [QPHY_PCS_POWER_DOWN_CONTROL] = QPHY_V5_PCS_POWER_DOWN_CONTROL, |
| }; |
| |
| static const unsigned int pciephy_v6_regs_layout[QPHY_LAYOUT_SIZE] = { |
| [QPHY_SW_RESET] = QPHY_V6_PCS_SW_RESET, |
| [QPHY_START_CTRL] = QPHY_V6_PCS_START_CONTROL, |
| [QPHY_PCS_STATUS] = QPHY_V6_PCS_PCS_STATUS1, |
| [QPHY_PCS_POWER_DOWN_CONTROL] = QPHY_V6_PCS_POWER_DOWN_CONTROL, |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen3x2_pcie_serdes_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_EN_CENTER, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_PER1, 0x62), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_PER2, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE1_MODE0, 0xf8), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE2_MODE0, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE1_MODE1, 0x93), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE2_MODE1, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CLK_ENABLE1, 0x90), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYS_CLK_CTRL, 0x82), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_IVCO, 0x07), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE1, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE1, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x36), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE1, 0x36), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYSCLK_EN_SEL, 0x08), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_BG_TIMER, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_EN, 0x42), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x0d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE1, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE1, 0x1a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x41), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE1, 0x34), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START1_MODE0, 0xab), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START2_MODE0, 0xaa), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START3_MODE0, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START1_MODE1, 0x55), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START2_MODE1, 0x55), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START3_MODE1, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_MAP, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CLK_SELECT, 0x34), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_SEL_1, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORECLK_DIV_MODE1, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_CONFIG_1, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_ADDITIONAL_MISC_3, 0x0f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORE_CLK_EN, 0xa0), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen3x2_pcie_tx_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_TX_LANE_MODE_1, 0x15), |
| QMP_PHY_INIT_CFG(QSERDES_V6_TX_LANE_MODE_4, 0x3f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_TX_PI_QEC_CTRL, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_TX_RES_CODE_LANE_OFFSET_RX, 0x06), |
| QMP_PHY_INIT_CFG(QSERDES_V6_TX_RES_CODE_LANE_OFFSET_TX, 0x18), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen3x2_pcie_rx_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_GM_CAL, 0x11), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_00_HIGH, 0xbf), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_00_HIGH2, 0xbf), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_00_HIGH3, 0xb7), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_00_HIGH4, 0xea), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_00_LOW, 0x3f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_01_HIGH, 0x5c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_01_HIGH2, 0x9c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_01_HIGH3, 0x1a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_01_HIGH4, 0x89), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_01_LOW, 0xdc), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_10_HIGH, 0x94), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_10_HIGH2, 0x5b), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_10_HIGH3, 0x1a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_MODE_10_HIGH4, 0x89), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_TX_ADAPT_POST_THRESH, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_UCDR_FO_GAIN, 0x09), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_UCDR_SO_GAIN, 0x05), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_UCDR_SB2_THRESH1, 0x08), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_UCDR_SB2_THRESH2, 0x08), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_VGA_CAL_CNTRL2, 0x0f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_SIDGET_ENABLES, 0x1c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_RX_IDAC_TSETTLE_LOW, 0x07), |
| QMP_PHY_INIT_CFG(QSERDES_V6_RX_SIGDET_CAL_TRIM, 0x08), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen3x2_pcie_pcs_tbl[] = { |
| QMP_PHY_INIT_CFG(QPHY_V6_PCS_REFGEN_REQ_CONFIG1, 0x05), |
| QMP_PHY_INIT_CFG(QPHY_V6_PCS_RX_SIGDET_LVL, 0x77), |
| QMP_PHY_INIT_CFG(QPHY_V6_PCS_RATE_SLEW_CNTRL1, 0x0b), |
| QMP_PHY_INIT_CFG(QPHY_V6_PCS_EQ_CONFIG2, 0x0f), |
| QMP_PHY_INIT_CFG(QPHY_V6_PCS_PCS_TX_RX_CONFIG, 0x8c), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen3x2_pcie_pcs_misc_tbl[] = { |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_EQ_CONFIG1, 0x1e), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_RXEQEVAL_TIME, 0x27), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_POWER_STATE_CONFIG2, 0x1d), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_POWER_STATE_CONFIG4, 0x07), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_ENDPOINT_REFCLK_DRIVE, 0xc1), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_PCS_PCIE_OSC_DTCT_ACTIONS, 0x00), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen4x2_pcie_serdes_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE1_MODE1, 0x26), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE2_MODE1, 0x03), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE1, 0x06), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE1, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE1, 0x36), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORECLK_DIV_MODE1, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE1, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE1, 0x1a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE1, 0x68), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START1_MODE1, 0xab), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START2_MODE1, 0xaa), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START3_MODE1, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_SEL_1, 0x12), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE1_MODE0, 0xf8), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE2_MODE0, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x06), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x36), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CORE_CLK_DIV_MODE0, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x0d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x41), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START1_MODE0, 0xab), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START2_MODE0, 0xaa), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START3_MODE0, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_HS_SWITCH_SEL_1, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_BG_TIMER, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_EN_CENTER, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_PER1, 0x62), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_PER2, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_POST_DIV_MUX, 0x40), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_BIAS_EN_CLK_BUFLR_EN, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CLK_ENABLE1, 0x90), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYS_CLK_CTRL, 0x82), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_IVCO, 0x0f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYSCLK_EN_SEL, 0x08), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_EN, 0x46), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_CFG, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_MAP, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CLK_SELECT, 0x34), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORE_CLK_EN, 0xa0), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_CONFIG_1, 0x06), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_MISC_1, 0x88), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_MODE, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_VCO_DC_LEVEL_CTRL, 0x0f), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen4x2_pcie_ln_shrd_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RXCLK_DIV2_CTRL, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_DFE_DAC_ENABLE1, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_TX_ADAPT_POST_THRESH1, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_TX_ADAPT_POST_THRESH2, 0x0d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B0, 0x12), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B1, 0x12), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B2, 0xdb), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B3, 0x9a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B4, 0x38), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B5, 0xb6), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B6, 0x64), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH1_RATE210, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH1_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH2_RATE210, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH2_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH3_RATE210, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH3_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH4_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH5_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH6_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_SUMMER_CAL_SPD_MODE, 0x5b), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen4x2_pcie_tx_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_RES_CODE_LANE_OFFSET_TX, 0x1d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_RES_CODE_LANE_OFFSET_RX, 0x03), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_LANE_MODE_1, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_LANE_MODE_2, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_LANE_MODE_3, 0x51), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_TRAN_DRVR_EMP_EN, 0x34), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen4x2_pcie_rx_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_2, 0x0c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_3, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_SO_GAIN_RATE_2, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_PI_CONTROLS, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_SO_ACC_DEFAULT_VAL_RATE3, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_IVCM_CAL_CTRL2, 0x80), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_IVCM_POSTCAL_OFFSET, 0x7c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_DFE_3, 0x05), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_TX_ADPT_CTRL, 0x10), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_VGA_CAL_MAN_VAL, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_GM_CAL, 0x0d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_EQU_ADAPTOR_CNTRL4, 0x0b), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_SIGDET_ENABLES, 0x1c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_PHPRE_CTRL, 0x20), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_DFE_CTLE_POST_CAL_OFFSET, 0x30), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_Q_PI_INTRINSIC_BIAS_RATE32, 0x09), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B0, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B1, 0xb3), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B2, 0x58), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B3, 0x9a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B4, 0x26), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B5, 0xb6), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B6, 0xee), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B0, 0xdb), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B1, 0xdb), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B2, 0xa0), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B3, 0xdf), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B4, 0x78), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B5, 0x76), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B6, 0xff), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_VGA_CAL_CNTRL1, 0x00), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen4x2_pcie_pcs_tbl[] = { |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_G12S1_TXDEEMPH_M6DB, 0x17), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_G3S2_PRE_GAIN, 0x2e), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_RX_SIGDET_LVL, 0xcc), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_EQ_CONFIG4, 0x00), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_EQ_CONFIG5, 0x22), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_TX_RX_CONFIG1, 0x04), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_TX_RX_CONFIG2, 0x02), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8550_qmp_gen4x2_pcie_pcs_misc_tbl[] = { |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_ENDPOINT_REFCLK_DRIVE, 0xc1), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_OSC_DTCT_ATCIONS, 0x00), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_EQ_CONFIG1, 0x16), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G3_RXEQEVAL_TIME, 0x27), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G4_RXEQEVAL_TIME, 0x27), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_EQ_CONFIG5, 0x02), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G4_PRE_GAIN, 0x2e), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG1, 0x03), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG3, 0x28), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_TX_RX_CONFIG, 0xc0), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_POWER_STATE_CONFIG2, 0x1d), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG5, 0x0f), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G3_FOM_EQ_CONFIG5, 0xf2), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G4_FOM_EQ_CONFIG5, 0xf2), |
| }; |
| |
| static const struct qmp_pcie_init_tbl sm8650_qmp_gen4x2_pcie_rx_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_2, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_3, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_PI_CONTROLS, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_SO_ACC_DEFAULT_VAL_RATE3, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_IVCM_CAL_CTRL2, 0x82), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_DFE_3, 0x05), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_VGA_CAL_MAN_VAL, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_GM_CAL, 0x0d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_EQU_ADAPTOR_CNTRL4, 0x0b), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_SIGDET_ENABLES, 0x1c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_PHPRE_CTRL, 0x20), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B0, 0xd3), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B1, 0xd3), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B2, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B3, 0x9a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B4, 0x06), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B5, 0xb6), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B6, 0xee), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B0, 0x23), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B1, 0x9b), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B2, 0x60), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B3, 0xdf), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B4, 0x43), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B5, 0x76), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B6, 0xff), |
| }; |
| |
| static const struct qmp_pcie_init_tbl x1e80100_qmp_gen4x2_pcie_serdes_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE1_MODE1, 0x26), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE2_MODE1, 0x03), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE1, 0x06), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE1, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE1, 0x36), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORECLK_DIV_MODE1, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE1, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE1, 0x1a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE1, 0x68), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START1_MODE1, 0xab), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START2_MODE1, 0xaa), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START3_MODE1, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_SEL_1, 0x12), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE1_MODE0, 0xf8), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_STEP_SIZE2_MODE0, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CP_CTRL_MODE0, 0x06), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_RCTRL_MODE0, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CCTRL_MODE0, 0x36), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_CORE_CLK_DIV_MODE0, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP1_MODE0, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP2_MODE0, 0x0d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DEC_START_MODE0, 0x41), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START1_MODE0, 0xab), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START2_MODE0, 0xaa), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_DIV_FRAC_START3_MODE0, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_HSCLK_HS_SWITCH_SEL_1, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_BG_TIMER, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_EN_CENTER, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_PER1, 0x62), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SSC_PER2, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_POST_DIV_MUX, 0x40), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_BIAS_EN_CLK_BUFLR_EN, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CLK_ENABLE1, 0x90), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYS_CLK_CTRL, 0x82), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_IVCO, 0x0f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_SYSCLK_EN_SEL, 0x08), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_EN, 0x46), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_LOCK_CMP_CFG, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_VCO_TUNE_MAP, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CLK_SELECT, 0x34), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CORE_CLK_EN, 0xa0), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_CONFIG_1, 0x06), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_MISC_1, 0x88), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_CMN_MODE, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_COM_PLL_VCO_DC_LEVEL_CTRL, 0x0f), |
| }; |
| |
| static const struct qmp_pcie_init_tbl x1e80100_qmp_gen4x2_pcie_ln_shrd_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RXCLK_DIV2_CTRL, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_DFE_DAC_ENABLE1, 0x88), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_TX_ADAPT_POST_THRESH1, 0x02), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_TX_ADAPT_POST_THRESH2, 0x0d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B0, 0xd4), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B1, 0x12), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B2, 0xdb), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B3, 0x9a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B4, 0x32), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B5, 0xb6), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MODE_RATE_0_1_B6, 0x64), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH1_RATE210, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH1_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH2_RATE210, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH2_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH3_RATE210, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH3_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH4_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH5_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_MARG_COARSE_THRESH6_RATE3, 0x1f), |
| QMP_PHY_INIT_CFG(QSERDES_V6_LN_SHRD_RX_SUMMER_CAL_SPD_MODE, 0x5b), |
| }; |
| |
| static const struct qmp_pcie_init_tbl x1e80100_qmp_gen4x2_pcie_tx_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_RES_CODE_LANE_OFFSET_TX, 0x1d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_RES_CODE_LANE_OFFSET_RX, 0x03), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_LANE_MODE_1, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_LANE_MODE_2, 0x10), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_LANE_MODE_3, 0x51), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_TX_TRAN_DRVR_EMP_EN, 0x34), |
| }; |
| |
| static const struct qmp_pcie_init_tbl x1e80100_qmp_gen4x2_pcie_rx_tbl[] = { |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_2, 0x0c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_SO_GAIN_RATE_2, 0x04), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_FO_GAIN_RATE_3, 0x0a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_PI_CONTROLS, 0x16), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_UCDR_SO_ACC_DEFAULT_VAL_RATE3, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_IVCM_CAL_CTRL2, 0x80), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_IVCM_POSTCAL_OFFSET, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_BKUP_CTRL1, 0x15), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_DFE_1, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_DFE_2, 0x01), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_DFE_3, 0x45), |
| QMP_PHY_INIT_CFG_LANE(QSERDES_V6_20_RX_VGA_CAL_MAN_VAL, 0x0a, 1), |
| QMP_PHY_INIT_CFG_LANE(QSERDES_V6_20_RX_VGA_CAL_MAN_VAL, 0x0b, 2), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_VGA_CAL_CNTRL1, 0x00), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_GM_CAL, 0x0d), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_EQU_ADAPTOR_CNTRL4, 0x0b), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_SIGDET_ENABLES, 0x1c), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_PHPRE_CTRL, 0x20), |
| QMP_PHY_INIT_CFG_LANE(QSERDES_V6_20_RX_DFE_CTLE_POST_CAL_OFFSET, 0x3a, 1), |
| QMP_PHY_INIT_CFG_LANE(QSERDES_V6_20_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38, 2), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_Q_PI_INTRINSIC_BIAS_RATE32, 0x39), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B0, 0x14), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B1, 0xb3), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B2, 0x58), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B3, 0x9a), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B4, 0x26), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B5, 0xb6), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE2_B6, 0xee), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B0, 0xe4), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B1, 0xa4), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B2, 0x60), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B3, 0xdf), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B4, 0x4b), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B5, 0x76), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_MODE_RATE3_B6, 0xff), |
| QMP_PHY_INIT_CFG(QSERDES_V6_20_RX_TX_ADPT_CTRL, 0x10), |
| }; |
| |
| static const struct qmp_pcie_init_tbl x1e80100_qmp_gen4x2_pcie_pcs_tbl[] = { |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_G3S2_PRE_GAIN, 0x2e), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_RX_SIGDET_LVL, 0xcc), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_EQ_CONFIG4, 0x00), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_EQ_CONFIG5, 0x22), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_TX_RX_CONFIG1, 0x04), |
| QMP_PHY_INIT_CFG(QPHY_V6_20_PCS_TX_RX_CONFIG2, 0x02), |
| }; |
| |
| static const struct qmp_pcie_init_tbl x1e80100_qmp_gen4x2_pcie_pcs_misc_tbl[] = { |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_ENDPOINT_REFCLK_DRIVE, 0xc1), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_OSC_DTCT_ATCIONS, 0x00), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_EQ_CONFIG1, 0x16), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_EQ_CONFIG5, 0x02), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G4_PRE_GAIN, 0x2e), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG1, 0x03), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG3, 0x28), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G3_RXEQEVAL_TIME, 0x27), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G4_RXEQEVAL_TIME, 0x27), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_TX_RX_CONFIG, 0xc0), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_POWER_STATE_CONFIG2, 0x1d), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_RX_MARGINING_CONFIG5, 0x18), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G3_FOM_EQ_CONFIG5, 0x7a), |
| QMP_PHY_INIT_CFG(QPHY_PCIE_V6_20_PCS_G4_FOM_EQ_CONFIG5, 0x8a), |
| }; |
| |
| struct qmp_pcie_offsets { |
| u16 serdes; |
| u16 pcs; |
| u16 pcs_misc; |
| u16 tx; |
| u16 rx; |
| u16 tx2; |
| u16 rx2; |
| u16 ln_shrd; |
| }; |
| |
| struct qmp_pcie_cfg_tbls { |
| /* Init sequence for PHY blocks - serdes, tx, rx, pcs */ |
| const struct qmp_pcie_init_tbl *serdes; |
| int serdes_num; |
| const struct qmp_pcie_init_tbl *tx; |
| int tx_num; |
| const struct qmp_pcie_init_tbl *rx; |
| int rx_num; |
| const struct qmp_pcie_init_tbl *pcs; |
| int pcs_num; |
| const struct qmp_pcie_init_tbl *pcs_misc; |
| int pcs_misc_num; |
| const struct qmp_pcie_init_tbl *ln_shrd; |
| int ln_shrd_num; |
| }; |
| |
| /* struct qmp_pcie_cfg - per-PHY initialization config */ |
| struct qmp_pcie_cfg { |
| int lanes; |
| |
| const struct qmp_pcie_offsets *offsets; |
| |
| /* Main init sequence for PHY blocks - serdes, tx, rx, pcs */ |
| const struct qmp_pcie_cfg_tbls tbls; |
| |
| /* regulators to be requested */ |
| const char * const *vreg_list; |
| int num_vregs; |
| /* resets to be requested */ |
| const char * const *reset_list; |
| int num_resets; |
| |
| /* array of registers with different offsets */ |
| const unsigned int *regs; |
| |
| unsigned int pwrdn_ctrl; |
| /* bit offset of PHYSTATUS in QPHY_PCS_STATUS register */ |
| unsigned int phy_status; |
| |
| bool has_nocsr_reset; |
| }; |
| |
| struct qmp_pcie_priv { |
| struct phy *phy; |
| |
| void __iomem *serdes; |
| void __iomem *pcs; |
| void __iomem *pcs_misc; |
| void __iomem *tx; |
| void __iomem *rx; |
| void __iomem *tx2; |
| void __iomem *rx2; |
| void __iomem *ln_shrd; |
| |
| struct clk *clks; |
| unsigned int clk_count; |
| |
| struct clk pipe_clk; |
| |
| struct reset_ctl *resets; |
| unsigned int reset_count; |
| |
| struct reset_ctl nocsr_reset; |
| |
| struct udevice *vregs[NUM_SUPPLIES]; |
| unsigned int vreg_count; |
| |
| const struct qmp_pcie_cfg *cfg; |
| struct udevice *dev; |
| }; |
| |
| static inline void qphy_setbits(void __iomem *base, u32 offset, u32 val) |
| { |
| u32 reg; |
| |
| reg = readl(base + offset); |
| reg |= val; |
| writel(reg, base + offset); |
| |
| /* ensure that above write is through */ |
| readl(base + offset); |
| } |
| |
| static inline void qphy_clrbits(void __iomem *base, u32 offset, u32 val) |
| { |
| u32 reg; |
| |
| reg = readl(base + offset); |
| reg &= ~val; |
| writel(reg, base + offset); |
| |
| /* ensure that above write is through */ |
| readl(base + offset); |
| } |
| |
| /* list of clocks required by phy */ |
| static const char * const qmp_pciephy_clk_l[] = { |
| "aux", "cfg_ahb", "ref", "rchng", |
| }; |
| |
| /* list of regulators */ |
| static const char * const qmp_phy_vreg_l[] = { |
| "vdda-phy-supply", "vdda-pll-supply", |
| }; |
| |
| static const char * const sm8550_qmp_phy_vreg_l[] = { |
| "vdda-phy-supply", "vdda-pll-supply", "vdda-qref-supply", |
| }; |
| |
| /* list of resets */ |
| static const char * const sdm845_pciephy_reset_l[] = { |
| "phy", |
| }; |
| |
| static const struct qmp_pcie_offsets qmp_pcie_offsets_v5 = { |
| .serdes = 0, |
| .pcs = 0x0200, |
| .pcs_misc = 0x0600, |
| .tx = 0x0e00, |
| .rx = 0x1000, |
| .tx2 = 0x1600, |
| .rx2 = 0x1800, |
| }; |
| |
| static const struct qmp_pcie_offsets qmp_pcie_offsets_v6_20 = { |
| .serdes = 0x1000, |
| .pcs = 0x1200, |
| .pcs_misc = 0x1400, |
| .tx = 0x0000, |
| .rx = 0x0200, |
| .tx2 = 0x0800, |
| .rx2 = 0x0a00, |
| .ln_shrd = 0x0e00, |
| }; |
| |
| static const struct qmp_pcie_cfg sm8550_qmp_gen3x2_pciephy_cfg = { |
| .lanes = 2, |
| |
| .offsets = &qmp_pcie_offsets_v5, |
| |
| .tbls = { |
| .serdes = sm8550_qmp_gen3x2_pcie_serdes_tbl, |
| .serdes_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_serdes_tbl), |
| .tx = sm8550_qmp_gen3x2_pcie_tx_tbl, |
| .tx_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_tx_tbl), |
| .rx = sm8550_qmp_gen3x2_pcie_rx_tbl, |
| .rx_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_rx_tbl), |
| .pcs = sm8550_qmp_gen3x2_pcie_pcs_tbl, |
| .pcs_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_pcs_tbl), |
| .pcs_misc = sm8550_qmp_gen3x2_pcie_pcs_misc_tbl, |
| .pcs_misc_num = ARRAY_SIZE(sm8550_qmp_gen3x2_pcie_pcs_misc_tbl), |
| }, |
| .reset_list = sdm845_pciephy_reset_l, |
| .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), |
| .vreg_list = qmp_phy_vreg_l, |
| .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), |
| .regs = pciephy_v5_regs_layout, |
| |
| .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL, |
| .phy_status = PHYSTATUS, |
| }; |
| |
| static const struct qmp_pcie_cfg sm8550_qmp_gen4x2_pciephy_cfg = { |
| .lanes = 2, |
| |
| .offsets = &qmp_pcie_offsets_v6_20, |
| |
| .tbls = { |
| .serdes = sm8550_qmp_gen4x2_pcie_serdes_tbl, |
| .serdes_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_serdes_tbl), |
| .tx = sm8550_qmp_gen4x2_pcie_tx_tbl, |
| .tx_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_tx_tbl), |
| .rx = sm8550_qmp_gen4x2_pcie_rx_tbl, |
| .rx_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_rx_tbl), |
| .pcs = sm8550_qmp_gen4x2_pcie_pcs_tbl, |
| .pcs_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_pcs_tbl), |
| .pcs_misc = sm8550_qmp_gen4x2_pcie_pcs_misc_tbl, |
| .pcs_misc_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_pcs_misc_tbl), |
| .ln_shrd = sm8550_qmp_gen4x2_pcie_ln_shrd_tbl, |
| .ln_shrd_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_ln_shrd_tbl), |
| }, |
| .reset_list = sdm845_pciephy_reset_l, |
| .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), |
| .vreg_list = sm8550_qmp_phy_vreg_l, |
| .num_vregs = ARRAY_SIZE(sm8550_qmp_phy_vreg_l), |
| .regs = pciephy_v6_regs_layout, |
| |
| .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL, |
| .phy_status = PHYSTATUS_4_20, |
| .has_nocsr_reset = true, |
| }; |
| |
| static const struct qmp_pcie_cfg sm8650_qmp_gen4x2_pciephy_cfg = { |
| .lanes = 2, |
| |
| .offsets = &qmp_pcie_offsets_v6_20, |
| |
| .tbls = { |
| .serdes = sm8550_qmp_gen4x2_pcie_serdes_tbl, |
| .serdes_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_serdes_tbl), |
| .tx = sm8550_qmp_gen4x2_pcie_tx_tbl, |
| .tx_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_tx_tbl), |
| .rx = sm8650_qmp_gen4x2_pcie_rx_tbl, |
| .rx_num = ARRAY_SIZE(sm8650_qmp_gen4x2_pcie_rx_tbl), |
| .pcs = sm8550_qmp_gen4x2_pcie_pcs_tbl, |
| .pcs_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_pcs_tbl), |
| .pcs_misc = sm8550_qmp_gen4x2_pcie_pcs_misc_tbl, |
| .pcs_misc_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_pcs_misc_tbl), |
| .ln_shrd = sm8550_qmp_gen4x2_pcie_ln_shrd_tbl, |
| .ln_shrd_num = ARRAY_SIZE(sm8550_qmp_gen4x2_pcie_ln_shrd_tbl), |
| }, |
| .reset_list = sdm845_pciephy_reset_l, |
| .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), |
| .vreg_list = sm8550_qmp_phy_vreg_l, |
| .num_vregs = ARRAY_SIZE(sm8550_qmp_phy_vreg_l), |
| .regs = pciephy_v6_regs_layout, |
| |
| .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL, |
| .phy_status = PHYSTATUS_4_20, |
| .has_nocsr_reset = true, |
| }; |
| |
| static const struct qmp_pcie_cfg x1e80100_qmp_gen4x2_pciephy_cfg = { |
| .lanes = 2, |
| |
| .offsets = &qmp_pcie_offsets_v6_20, |
| |
| .tbls = { |
| .serdes = x1e80100_qmp_gen4x2_pcie_serdes_tbl, |
| .serdes_num = ARRAY_SIZE(x1e80100_qmp_gen4x2_pcie_serdes_tbl), |
| .tx = x1e80100_qmp_gen4x2_pcie_tx_tbl, |
| .tx_num = ARRAY_SIZE(x1e80100_qmp_gen4x2_pcie_tx_tbl), |
| .rx = x1e80100_qmp_gen4x2_pcie_rx_tbl, |
| .rx_num = ARRAY_SIZE(x1e80100_qmp_gen4x2_pcie_rx_tbl), |
| .pcs = x1e80100_qmp_gen4x2_pcie_pcs_tbl, |
| .pcs_num = ARRAY_SIZE(x1e80100_qmp_gen4x2_pcie_pcs_tbl), |
| .pcs_misc = x1e80100_qmp_gen4x2_pcie_pcs_misc_tbl, |
| .pcs_misc_num = ARRAY_SIZE(x1e80100_qmp_gen4x2_pcie_pcs_misc_tbl), |
| .ln_shrd = x1e80100_qmp_gen4x2_pcie_ln_shrd_tbl, |
| .ln_shrd_num = ARRAY_SIZE(x1e80100_qmp_gen4x2_pcie_ln_shrd_tbl), |
| }, |
| .reset_list = sdm845_pciephy_reset_l, |
| .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), |
| .vreg_list = qmp_phy_vreg_l, |
| .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), |
| .regs = pciephy_v6_regs_layout, |
| |
| .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL, |
| .phy_status = PHYSTATUS_4_20, |
| .has_nocsr_reset = true, |
| }; |
| |
| static void qmp_pcie_configure_lane(void __iomem *base, |
| const struct qmp_pcie_init_tbl tbl[], |
| int num, u8 lane_mask) |
| { |
| int i; |
| const struct qmp_pcie_init_tbl *t = tbl; |
| |
| if (!t) |
| return; |
| |
| for (i = 0; i < num; i++, t++) { |
| if (!(t->lane_mask & lane_mask)) |
| continue; |
| |
| writel(t->val, base + t->offset); |
| } |
| } |
| |
| static void qmp_pcie_configure(void __iomem *base, |
| const struct qmp_pcie_init_tbl tbl[], |
| int num) |
| { |
| qmp_pcie_configure_lane(base, tbl, num, 0xff); |
| } |
| |
| static void qmp_pcie_init_registers(struct qmp_pcie_priv *qmp, const struct qmp_pcie_cfg *cfg) |
| { |
| const struct qmp_pcie_cfg_tbls *tbls = &cfg->tbls; |
| void __iomem *serdes = qmp->serdes; |
| void __iomem *tx = qmp->tx; |
| void __iomem *rx = qmp->rx; |
| void __iomem *tx2 = qmp->tx2; |
| void __iomem *rx2 = qmp->rx2; |
| void __iomem *pcs = qmp->pcs; |
| void __iomem *pcs_misc = qmp->pcs_misc; |
| void __iomem *ln_shrd = qmp->ln_shrd; |
| |
| qmp_pcie_configure(serdes, tbls->serdes, tbls->serdes_num); |
| |
| qmp_pcie_configure_lane(tx, tbls->tx, tbls->tx_num, 1); |
| qmp_pcie_configure_lane(rx, tbls->rx, tbls->rx_num, 1); |
| |
| if (cfg->lanes >= 2) { |
| qmp_pcie_configure_lane(tx2, tbls->tx, tbls->tx_num, 2); |
| qmp_pcie_configure_lane(rx2, tbls->rx, tbls->rx_num, 2); |
| } |
| |
| qmp_pcie_configure(pcs, tbls->pcs, tbls->pcs_num); |
| qmp_pcie_configure(pcs_misc, tbls->pcs_misc, tbls->pcs_misc_num); |
| |
| qmp_pcie_configure(ln_shrd, tbls->ln_shrd, tbls->ln_shrd_num); |
| } |
| |
| static int qmp_pcie_do_reset(struct qmp_pcie_priv *qmp) |
| { |
| const struct qmp_pcie_cfg *cfg = qmp->cfg; |
| int i, ret; |
| |
| for (i = 0; i < qmp->reset_count; i++) { |
| ret = reset_assert(&qmp->resets[i]); |
| if (ret) |
| return ret; |
| } |
| |
| if (cfg->has_nocsr_reset) |
| reset_assert(&qmp->nocsr_reset); |
| |
| udelay(10); |
| |
| for (i = 0; i < qmp->reset_count; i++) { |
| ret = reset_deassert(&qmp->resets[i]); |
| if (ret) |
| return ret; |
| } |
| |
| udelay(50); |
| |
| return 0; |
| } |
| |
| static int qmp_pcie_power_on(struct phy *phy) |
| { |
| struct qmp_pcie_priv *qmp = dev_get_priv(phy->dev); |
| const struct qmp_pcie_cfg *cfg = qmp->cfg; |
| void __iomem *pcs = qmp->pcs; |
| void __iomem *status; |
| unsigned int mask, val; |
| int ret, i; |
| |
| for (i = 0; i < qmp->vreg_count; i++) { |
| ret = regulator_set_enable(qmp->vregs[i], true); |
| if (ret && ret != -ENOSYS) |
| dev_err(phy->dev, "failed to enable regulator %d (%d)\n", i, ret); |
| } |
| |
| ret = qmp_pcie_do_reset(qmp); |
| if (ret) |
| return ret; |
| |
| for (i = 0; i < qmp->clk_count; i++) { |
| ret = clk_enable(&qmp->clks[i]); |
| if (ret && ret != -ENOSYS) { |
| dev_err(phy->dev, "failed to enable clock %d\n", i); |
| return ret; |
| } |
| } |
| |
| /* Power down PHY */ |
| qphy_setbits(pcs, cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL], cfg->pwrdn_ctrl); |
| |
| qmp_pcie_init_registers(qmp, cfg); |
| |
| clk_enable(&qmp->pipe_clk); |
| |
| if (cfg->has_nocsr_reset) |
| reset_deassert(&qmp->nocsr_reset); |
| |
| /* Pull PHY out of reset state */ |
| qphy_clrbits(pcs, cfg->regs[QPHY_SW_RESET], SW_RESET); |
| |
| /* start SerDes */ |
| qphy_setbits(pcs, cfg->regs[QPHY_START_CTRL], SERDES_START | PCS_START); |
| |
| status = pcs + cfg->regs[QPHY_PCS_STATUS]; |
| mask = cfg->phy_status; |
| ret = readl_poll_timeout(status, val, !(val & mask), PHY_INIT_COMPLETE_TIMEOUT); |
| if (ret) { |
| dev_err(phy->dev, "phy initialization timed-out\n"); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static int qmp_pcie_power_off(struct phy *phy) |
| { |
| struct qmp_pcie_priv *qmp = dev_get_priv(phy->dev); |
| const struct qmp_pcie_cfg *cfg = qmp->cfg; |
| |
| clk_disable(&qmp->pipe_clk); |
| |
| /* PHY reset */ |
| qphy_setbits(qmp->pcs, cfg->regs[QPHY_SW_RESET], SW_RESET); |
| |
| /* stop SerDes and Phy-Coding-Sublayer */ |
| qphy_clrbits(qmp->pcs, cfg->regs[QPHY_START_CTRL], |
| SERDES_START | PCS_START); |
| |
| /* Put PHY into POWER DOWN state: active low */ |
| qphy_clrbits(qmp->pcs, cfg->regs[QPHY_PCS_POWER_DOWN_CONTROL], |
| cfg->pwrdn_ctrl); |
| |
| return 0; |
| } |
| |
| static int qmp_pcie_vreg_init(struct udevice *dev, struct qmp_pcie_priv *qmp) |
| { |
| const struct qmp_pcie_cfg *cfg = qmp->cfg; |
| unsigned int vreg; |
| int ret; |
| |
| qmp->vreg_count = cfg->num_vregs; |
| |
| for (vreg = 0; vreg < NUM_SUPPLIES && vreg < qmp->vreg_count; ++vreg) { |
| ret = device_get_supply_regulator(dev, cfg->vreg_list[vreg], &qmp->vregs[vreg]); |
| if (ret) |
| dev_warn(dev, "failed to get regulator %d (%d)\n", vreg, ret); |
| |
| regulator_set_enable(qmp->vregs[vreg], true); |
| } |
| |
| return 0; |
| } |
| |
| static int qmp_pcie_reset_init(struct udevice *dev, struct qmp_pcie_priv *qmp) |
| { |
| const struct qmp_pcie_cfg *cfg = qmp->cfg; |
| int num = cfg->num_resets; |
| int i, ret; |
| |
| qmp->reset_count = 0; |
| qmp->resets = devm_kcalloc(dev, num, sizeof(*qmp->resets), GFP_KERNEL); |
| if (!qmp->resets) |
| return -ENOMEM; |
| |
| for (i = 0; i < num; i++) { |
| ret = reset_get_by_name(dev, cfg->reset_list[i], &qmp->resets[i]); |
| if (ret) { |
| dev_err(dev, "failed to get reset %d\n", i); |
| goto reset_get_err; |
| } |
| |
| ++qmp->reset_count; |
| } |
| |
| if (cfg->has_nocsr_reset) { |
| ret = reset_get_by_name(dev, "phy_nocsr", &qmp->nocsr_reset); |
| if (ret) |
| dev_warn(dev, "failed to get nocsr reset\n"); |
| } |
| |
| return 0; |
| |
| reset_get_err: |
| reset_release_all(qmp->resets, qmp->reset_count); |
| |
| return ret; |
| } |
| |
| static int qmp_pcie_clk_init(struct udevice *dev, struct qmp_pcie_priv *qmp) |
| { |
| int num = ARRAY_SIZE(qmp_pciephy_clk_l); |
| int i, ret; |
| |
| qmp->clk_count = 0; |
| qmp->clks = devm_kcalloc(dev, num, sizeof(*qmp->clks), GFP_KERNEL); |
| if (!qmp->clks) |
| return -ENOMEM; |
| |
| for (i = 0; i < num; i++) { |
| ret = clk_get_by_name(dev, qmp_pciephy_clk_l[i], &qmp->clks[i]); |
| /* Ignore failure to get ref clock */ |
| if (ret && strcmp(qmp_pciephy_clk_l[i], "ref") != 0) { |
| dev_err(dev, "failed to get clock %d\n", i); |
| goto clk_get_err; |
| } |
| |
| ++qmp->clk_count; |
| } |
| |
| ret = clk_get_by_name(dev, "pipe", &qmp->pipe_clk); |
| if (ret) |
| dev_warn(dev, "failed to get pipe clock\n"); |
| |
| return 0; |
| |
| clk_get_err: |
| clk_release_all(qmp->clks, qmp->clk_count); |
| |
| return ret; |
| } |
| |
| static int qmp_pcie_parse_dt(struct udevice *dev, struct qmp_pcie_priv *qmp) |
| { |
| const struct qmp_pcie_offsets *offs = qmp->cfg->offsets; |
| const struct qmp_pcie_cfg *cfg = qmp->cfg; |
| struct resource res; |
| int ret; |
| |
| if (!qmp->cfg->offsets) { |
| dev_err(dev, "missing PCIE offsets\n"); |
| return -EINVAL; |
| } |
| |
| ret = ofnode_read_resource(dev_ofnode(dev), 0, &res); |
| if (ret) { |
| dev_err(dev, "can't get reg property\n"); |
| return ret; |
| } |
| |
| qmp->serdes = (void __iomem *)res.start + offs->serdes; |
| qmp->pcs = (void __iomem *)res.start + offs->pcs; |
| qmp->pcs_misc = (void __iomem *)res.start + offs->pcs_misc; |
| qmp->tx = (void __iomem *)res.start + offs->tx; |
| qmp->rx = (void __iomem *)res.start + offs->rx; |
| |
| if (qmp->cfg->lanes >= 2) { |
| qmp->tx2 = (void __iomem *)res.start + offs->tx2; |
| qmp->rx2 = (void __iomem *)res.start + offs->rx2; |
| } |
| |
| if (cfg->tbls.ln_shrd) |
| qmp->ln_shrd = (void __iomem *)res.start + offs->ln_shrd; |
| |
| return 0; |
| } |
| |
| static int qmp_pcie_probe(struct udevice *dev) |
| { |
| struct qmp_pcie_priv *qmp = dev_get_priv(dev); |
| int ret; |
| |
| qmp->serdes = (void __iomem *)dev_read_addr(dev); |
| if (IS_ERR(qmp->serdes)) |
| return PTR_ERR(qmp->serdes); |
| |
| qmp->cfg = (const struct qmp_pcie_cfg *)dev_get_driver_data(dev); |
| if (!qmp->cfg) |
| return -EINVAL; |
| |
| ret = qmp_pcie_clk_init(dev, qmp); |
| if (ret) { |
| dev_err(dev, "failed to get PCIE clks\n"); |
| return ret; |
| } |
| |
| ret = qmp_pcie_vreg_init(dev, qmp); |
| if (ret) { |
| dev_err(dev, "failed to get PCIE voltage regulators\n"); |
| return ret; |
| } |
| |
| ret = qmp_pcie_reset_init(dev, qmp); |
| if (ret) { |
| dev_err(dev, "failed to get PCIE resets\n"); |
| return ret; |
| } |
| |
| qmp->dev = dev; |
| |
| return qmp_pcie_parse_dt(dev, qmp); |
| } |
| |
| static struct phy_ops qmp_pcie_ops = { |
| .power_on = qmp_pcie_power_on, |
| .power_off = qmp_pcie_power_off, |
| }; |
| |
| static const struct udevice_id qmp_pcie_ids[] = { |
| { |
| .compatible = "qcom,sm8550-qmp-gen3x2-pcie-phy", |
| .data = (ulong)&sm8550_qmp_gen3x2_pciephy_cfg, |
| }, { |
| .compatible = "qcom,sm8550-qmp-gen4x2-pcie-phy", |
| .data = (ulong)&sm8550_qmp_gen4x2_pciephy_cfg |
| }, { |
| .compatible = "qcom,sm8650-qmp-gen3x2-pcie-phy", |
| .data = (ulong)&sm8550_qmp_gen3x2_pciephy_cfg, |
| }, { |
| .compatible = "qcom,sm8650-qmp-gen4x2-pcie-phy", |
| .data = (ulong)&sm8650_qmp_gen4x2_pciephy_cfg |
| }, { |
| .compatible = "qcom,x1e80100-qmp-gen3x2-pcie-phy", |
| .data = (ulong)&sm8550_qmp_gen3x2_pciephy_cfg |
| }, { |
| .compatible = "qcom,x1e80100-qmp-gen4x2-pcie-phy", |
| .data = (ulong)&x1e80100_qmp_gen4x2_pciephy_cfg |
| }, { |
| .compatible = "qcom,x1e80100-qmp-gen4x4-pcie-phy", |
| .data = (ulong)&x1e80100_qmp_gen4x2_pciephy_cfg |
| }, |
| { /* sentinel */ } |
| }; |
| |
| U_BOOT_DRIVER(qcom_qmp_pcie) = { |
| .name = "qcom-qmp-pcie", |
| .id = UCLASS_PHY, |
| .of_match = qmp_pcie_ids, |
| .ops = &qmp_pcie_ops, |
| .probe = qmp_pcie_probe, |
| .priv_auto = sizeof(struct qmp_pcie_priv), |
| }; |