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/*
* Copyright (C) 2018-2021 Marvell International Ltd.
*
* SPDX-License-Identifier: BSD-3-Clause
* https://spdx.org/licenses
*/
#ifndef PHY_COMPHY_3700_H
#define PHY_COMPHY_3700_H
#define PLL_SET_DELAY_US 600
#define COMPHY_PLL_TIMEOUT 1000
#define REG_16_BIT_MASK 0xFFFF
#define COMPHY_SELECTOR_PHY_REG 0xFC
/* bit0: 0: Lane0 is GBE0; 1: Lane1 is PCIE */
#define COMPHY_SELECTOR_PCIE_GBE0_SEL_BIT BIT(0)
/* bit4: 0: Lane1 is GBE1; 1: Lane1 is USB3 */
#define COMPHY_SELECTOR_USB3_GBE1_SEL_BIT BIT(4)
/* bit8: 0: Lane1 is USB, Lane2 is SATA; 1: Lane2 is USB3 */
#define COMPHY_SELECTOR_USB3_PHY_SEL_BIT BIT(8)
/* SATA PHY register offset */
#define SATAPHY_LANE2_REG_BASE_OFFSET 0x200
/* USB3 PHY offset compared to SATA PHY */
#define USB3PHY_LANE2_REG_BASE_OFFSET 0x200
/* Comphy lane2 indirect access register offset */
#define COMPHY_LANE2_INDIR_ADDR_OFFSET 0x0
#define COMPHY_LANE2_INDIR_DATA_OFFSET 0x4
/* PHY shift to get related register address */
enum {
PCIE = 1,
USB3,
};
#define PCIEPHY_SHFT 2
#define USB3PHY_SHFT 2
#define PHY_SHFT(unit) ((unit == PCIE) ? PCIEPHY_SHFT : USB3PHY_SHFT)
/* PHY register */
#define COMPHY_POWER_PLL_CTRL 0x01
#define PWR_PLL_CTRL_ADDR(unit) (COMPHY_POWER_PLL_CTRL * PHY_SHFT(unit))
#define PU_IVREF_BIT BIT(15)
#define PU_PLL_BIT BIT(14)
#define PU_RX_BIT BIT(13)
#define PU_TX_BIT BIT(12)
#define PU_TX_INTP_BIT BIT(11)
#define PU_DFE_BIT BIT(10)
#define RESET_DTL_RX_BIT BIT(9)
#define PLL_LOCK_BIT BIT(8)
#define REF_FREF_SEL_OFFSET 0
#define REF_FREF_SEL_MASK (0x1F << REF_FREF_SEL_OFFSET)
#define REF_CLOCK_SPEED_25M (0x1 << REF_FREF_SEL_OFFSET)
#define REF_CLOCK_SPEED_30M (0x2 << REF_FREF_SEL_OFFSET)
#define PCIE_REF_CLOCK_SPEED_25M REF_CLOCK_SPEED_30M
#define USB3_REF_CLOCK_SPEED_25M REF_CLOCK_SPEED_30M
#define REF_CLOCK_SPEED_40M (0x3 << REF_FREF_SEL_OFFSET)
#define REF_CLOCK_SPEED_50M (0x4 << REF_FREF_SEL_OFFSET)
#define PHY_MODE_OFFSET 5
#define PHY_MODE_MASK (7 << PHY_MODE_OFFSET)
#define PHY_MODE_SATA (0x0 << PHY_MODE_OFFSET)
#define PHY_MODE_PCIE (0x3 << PHY_MODE_OFFSET)
#define PHY_MODE_SGMII (0x4 << PHY_MODE_OFFSET)
#define PHY_MODE_USB3 (0x5 << PHY_MODE_OFFSET)
#define COMPHY_KVCO_CAL_CTRL 0x02
#define KVCO_CAL_CTRL_ADDR(unit) (COMPHY_KVCO_CAL_CTRL * PHY_SHFT(unit))
#define USE_MAX_PLL_RATE_BIT BIT(12)
#define SPEED_PLL_OFFSET 2
#define SPEED_PLL_MASK (0x3F << SPEED_PLL_OFFSET)
#define SPEED_PLL_VALUE_16 (0x10 << SPEED_PLL_OFFSET)
#define COMPHY_RESERVED_REG 0x0E
#define PHYCTRL_FRM_PIN_BIT BIT(13)
#define COMPHY_LOOPBACK_REG0 0x23
#define DIG_LB_EN_ADDR(unit) (COMPHY_LOOPBACK_REG0 * PHY_SHFT(unit))
#define SEL_DATA_WIDTH_OFFSET 10
#define SEL_DATA_WIDTH_MASK (0x3 << SEL_DATA_WIDTH_OFFSET)
#define DATA_WIDTH_10BIT (0x0 << SEL_DATA_WIDTH_OFFSET)
#define DATA_WIDTH_20BIT (0x1 << SEL_DATA_WIDTH_OFFSET)
#define DATA_WIDTH_40BIT (0x2 << SEL_DATA_WIDTH_OFFSET)
#define PLL_READY_TX_BIT BIT(4)
#define COMPHY_SYNC_PATTERN_REG 0x24
#define SYNC_PATTERN_REG_ADDR(unit) (COMPHY_SYNC_PATTERN_REG * \
PHY_SHFT(unit))
#define TXD_INVERT_BIT BIT(10)
#define RXD_INVERT_BIT BIT(11)
#define COMPHY_SYNC_MASK_GEN_REG 0x25
#define PHY_GEN_MAX_OFFSET 10
#define PHY_GEN_MAX_MASK (3 << PHY_GEN_MAX_OFFSET)
#define PHY_GEN_USB3_5G (1 << PHY_GEN_MAX_OFFSET)
#define COMPHY_ISOLATION_CTRL_REG 0x26
#define ISOLATION_CTRL_REG_ADDR(unit) (COMPHY_ISOLATION_CTRL_REG * \
PHY_SHFT(unit))
#define PHY_ISOLATE_MODE BIT(15)
#define COMPHY_MISC_REG0_ADDR 0x4F
#define MISC_REG0_ADDR(unit) (COMPHY_MISC_REG0_ADDR * PHY_SHFT(unit))
#define CLK100M_125M_EN BIT(4)
#define TXDCLK_2X_SEL BIT(6)
#define CLK500M_EN BIT(7)
#define PHY_REF_CLK_SEL BIT(10)
#define MISC_REG0_DEFAULT_VALUE 0xA00D
#define COMPHY_REG_GEN2_SET_2 0x3e
#define GEN2_SETTING_2_ADDR(unit) (COMPHY_REG_GEN2_SET_2 * PHY_SHFT(unit))
#define G2_TX_SSC_AMP_VALUE_20 BIT(14)
#define G2_TX_SSC_AMP_OFF 9
#define G2_TX_SSC_AMP_LEN 7
#define G2_TX_SSC_AMP_MASK (((1 << G2_TX_SSC_AMP_LEN) - 1) << \
G2_TX_SSC_AMP_OFF)
#define COMPHY_REG_GEN3_SET_2 0x3f
#define GEN3_SETTING_2_ADDR(unit) (COMPHY_REG_GEN3_SET_2 * PHY_SHFT(unit))
#define G3_TX_SSC_AMP_OFF 9
#define G3_TX_SSC_AMP_LEN 7
#define G3_TX_SSC_AMP_MASK (((1 << G2_TX_SSC_AMP_LEN) - 1) << \
G2_TX_SSC_AMP_OFF)
#define G3_VREG_RXTX_MAS_ISET_OFF 7
#define G3_VREG_RXTX_MAS_ISET_60U (0 << G3_VREG_RXTX_MAS_ISET_OFF)
#define G3_VREG_RXTX_MAS_ISET_80U (1 << G3_VREG_RXTX_MAS_ISET_OFF)
#define G3_VREG_RXTX_MAS_ISET_100U (2 << G3_VREG_RXTX_MAS_ISET_OFF)
#define G3_VREG_RXTX_MAS_ISET_120U (3 << G3_VREG_RXTX_MAS_ISET_OFF)
#define G3_VREG_RXTX_MAS_ISET_MASK (BIT(7) | BIT(8))
#define RSVD_PH03FH_6_0_OFF 0
#define RSVD_PH03FH_6_0_LEN 7
#define RSVD_PH03FH_6_0_MASK (((1 << RSVD_PH03FH_6_0_LEN) - 1) << \
RSVD_PH03FH_6_0_OFF)
#define COMPHY_REG_UNIT_CTRL_ADDR 0x48
#define UNIT_CTRL_ADDR(unit) (COMPHY_REG_UNIT_CTRL_ADDR * \
PHY_SHFT(unit))
#define IDLE_SYNC_EN BIT(12)
#define UNIT_CTRL_DEFAULT_VALUE 0x60
#define COMPHY_MISC_REG1_ADDR 0x73
#define MISC_REG1_ADDR(unit) (COMPHY_MISC_REG1_ADDR * PHY_SHFT(unit))
#define SEL_BITS_PCIE_FORCE BIT(15)
#define COMPHY_REG_GEN2_SETTINGS_3 0x112
#define COMPHY_GEN_FFE_CAP_SEL_MASK 0xF
#define COMPHY_GEN_FFE_CAP_SEL_VALUE 0xF
#define COMPHY_REG_LANE_CFG0_ADDR 0x180
#define LANE_CFG0_ADDR(unit) (COMPHY_REG_LANE_CFG0_ADDR * \
PHY_SHFT(unit))
#define PRD_TXDEEMPH0_MASK BIT(0)
#define PRD_TXMARGIN_MASK (BIT(1) | BIT(2) | BIT(3))
#define PRD_TXSWING_MASK BIT(4)
#define CFG_TX_ALIGN_POS_MASK (BIT(5) | BIT(6) | BIT(7) | BIT(8))
#define COMPHY_REG_LANE_CFG1_ADDR 0x181
#define LANE_CFG1_ADDR(unit) (COMPHY_REG_LANE_CFG1_ADDR * \
PHY_SHFT(unit))
#define PRD_TXDEEMPH1_MASK BIT(15)
#define USE_MAX_PLL_RATE_EN BIT(9)
#define TX_DET_RX_MODE BIT(6)
#define GEN2_TX_DATA_DLY_MASK (BIT(3) | BIT(4))
#define GEN2_TX_DATA_DLY_DEFT (2 << 3)
#define TX_ELEC_IDLE_MODE_EN BIT(0)
#define COMPHY_REG_LANE_STATUS1_ADDR 0x183
#define LANE_STATUS1_ADDR(unit) (COMPHY_REG_LANE_STATUS1_ADDR * \
PHY_SHFT(unit))
#define TXDCLK_PCLK_EN BIT(0)
#define COMPHY_REG_LANE_CFG4_ADDR 0x188
#define LANE_CFG4_ADDR(unit) (COMPHY_REG_LANE_CFG4_ADDR * \
PHY_SHFT(unit))
#define SPREAD_SPECTRUM_CLK_EN BIT(7)
#define COMPHY_REG_GLOB_PHY_CTRL0_ADDR 0x1C1
#define GLOB_PHY_CTRL0_ADDR(unit) (COMPHY_REG_GLOB_PHY_CTRL0_ADDR * \
PHY_SHFT(unit))
#define SOFT_RESET BIT(0)
#define MODE_CORE_CLK_FREQ_SEL BIT(9)
#define MODE_PIPE_WIDTH_32 BIT(3)
#define MODE_REFDIV_OFFSET 4
#define MODE_REFDIV_LEN 2
#define MODE_REFDIV_MASK (0x3 << MODE_REFDIV_OFFSET)
#define MODE_REFDIV_BY_4 (0x2 << MODE_REFDIV_OFFSET)
#define COMPHY_REG_TEST_MODE_CTRL_ADDR 0x1C2
#define TEST_MODE_CTRL_ADDR(unit) (COMPHY_REG_TEST_MODE_CTRL_ADDR * \
PHY_SHFT(unit))
#define MODE_MARGIN_OVERRIDE BIT(2)
#define COMPHY_REG_GLOB_CLK_SRC_LO_ADDR 0x1C3
#define GLOB_CLK_SRC_LO_ADDR(unit) (COMPHY_REG_GLOB_CLK_SRC_LO_ADDR * \
PHY_SHFT(unit))
#define MODE_CLK_SRC BIT(0)
#define BUNDLE_PERIOD_SEL BIT(1)
#define BUNDLE_PERIOD_SCALE (BIT(2) | BIT(3))
#define BUNDLE_SAMPLE_CTRL BIT(4)
#define PLL_READY_DLY (BIT(5) | BIT(6) | BIT(7))
#define CFG_SEL_20B BIT(15)
#define COMPHY_REG_PWR_MGM_TIM1_ADDR 0x1D0
#define PWR_MGM_TIM1_ADDR(unit) (COMPHY_REG_PWR_MGM_TIM1_ADDR * \
PHY_SHFT(unit))
#define CFG_PM_OSCCLK_WAIT_OFF 12
#define CFG_PM_OSCCLK_WAIT_LEN 4
#define CFG_PM_OSCCLK_WAIT_MASK (((1 << CFG_PM_OSCCLK_WAIT_LEN) - 1) \
<< CFG_PM_OSCCLK_WAIT_OFF)
#define CFG_PM_RXDEN_WAIT_OFF 8
#define CFG_PM_RXDEN_WAIT_LEN 4
#define CFG_PM_RXDEN_WAIT_MASK (((1 << CFG_PM_RXDEN_WAIT_LEN) - 1) \
<< CFG_PM_RXDEN_WAIT_OFF)
#define CFG_PM_RXDEN_WAIT_1_UNIT (1 << CFG_PM_RXDEN_WAIT_OFF)
#define CFG_PM_RXDLOZ_WAIT_OFF 0
#define CFG_PM_RXDLOZ_WAIT_LEN 8
#define CFG_PM_RXDLOZ_WAIT_MASK (((1 << CFG_PM_RXDLOZ_WAIT_LEN) - 1) \
<< CFG_PM_RXDLOZ_WAIT_OFF)
#define CFG_PM_RXDLOZ_WAIT_7_UNIT (7 << CFG_PM_RXDLOZ_WAIT_OFF)
#define CFG_PM_RXDLOZ_WAIT_12_UNIT (0xC << CFG_PM_RXDLOZ_WAIT_OFF)
/* SGMII */
#define COMPHY_PHY_CFG1_OFFSET(lane) ((1 - (lane)) * 0x28)
#define PIN_PU_IVREF_BIT BIT(1)
#define PIN_RESET_CORE_BIT BIT(11)
#define PIN_RESET_COMPHY_BIT BIT(12)
#define PIN_PU_PLL_BIT BIT(16)
#define PIN_PU_RX_BIT BIT(17)
#define PIN_PU_TX_BIT BIT(18)
#define PIN_TX_IDLE_BIT BIT(19)
#define GEN_RX_SEL_OFFSET 22
#define GEN_RX_SEL_MASK (0xF << GEN_RX_SEL_OFFSET)
#define GEN_TX_SEL_OFFSET 26
#define GEN_TX_SEL_MASK (0xF << GEN_TX_SEL_OFFSET)
#define PHY_RX_INIT_BIT BIT(30)
#define SD_SPEED_1_25_G 0x6
#define SD_SPEED_3_125_G 0x8
/* COMPHY status reg:
* lane0: PCIe/GbE0 PHY Status 1
* lane1: USB3/GbE1 PHY Status 1
*/
#define COMPHY_PHY_STATUS_OFFSET(lane) (0x18 + (1 - (lane)) * 0x28)
#define PHY_RX_INIT_DONE_BIT BIT(0)
#define PHY_PLL_READY_RX_BIT BIT(2)
#define PHY_PLL_READY_TX_BIT BIT(3)
#define SGMIIPHY_ADDR(off, base) ((((off) & 0x00007FF) * 2) + (base))
#define MAX_LANE_NR 3
/* comphy API */
int mvebu_3700_comphy_is_pll_locked(uint8_t comphy_index, uint32_t comphy_mode);
int mvebu_3700_comphy_power_off(uint8_t comphy_index, uint32_t comphy_mode);
int mvebu_3700_comphy_power_on(uint8_t comphy_index, uint32_t comphy_mode);
#endif /* PHY_COMPHY_3700_H */