linux/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h

/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2022 Intel Corporation
 */

#ifndef __INTEL_COMBO_PHY_REGS__
#define __INTEL_COMBO_PHY_REGS__

#include "i915_reg_defs.h"

#define _ICL_COMBOPHY_A				0x162000
#define _ICL_COMBOPHY_B				0x6C000
#define _EHL_COMBOPHY_C				0x160000
#define _RKL_COMBOPHY_D				0x161000
#define _ADL_COMBOPHY_E				0x16B000

#define _ICL_COMBOPHY(phy)			_PICK(phy, _ICL_COMBOPHY_A, \
						      _ICL_COMBOPHY_B, \
						      _EHL_COMBOPHY_C, \
						      _RKL_COMBOPHY_D, \
						      _ADL_COMBOPHY_E)

/* ICL Port CL_DW registers */
#define _ICL_PORT_CL_DW(dw, phy)		(_ICL_COMBOPHY(phy) + \
						 4 * (dw))

#define ICL_PORT_CL_DW5(phy)			_MMIO(_ICL_PORT_CL_DW(5, phy))
#define   CL_POWER_DOWN_ENABLE			REG_BIT(4)
#define   SUS_CLOCK_CONFIG			REG_GENMASK(1, 0)

#define ICL_PORT_CL_DW10(phy)			_MMIO(_ICL_PORT_CL_DW(10, phy))
#define  PG_SEQ_DELAY_OVERRIDE_MASK		REG_GENMASK(26, 25)
#define  PG_SEQ_DELAY_OVERRIDE_ENABLE		REG_BIT(24)
#define  PWR_DOWN_LN_MASK			REG_GENMASK(7, 4)
#define  PWR_UP_ALL_LANES			REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0x0)
#define  PWR_DOWN_LN_3_2_1			REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0xe)
#define  PWR_DOWN_LN_3_2			REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0xc)
#define  PWR_DOWN_LN_3				REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0x8)
#define  PWR_DOWN_LN_2_1_0			REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0x7)
#define  PWR_DOWN_LN_1_0			REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0x3)
#define  PWR_DOWN_LN_3_1			REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0xa)
#define  PWR_DOWN_LN_3_1_0			REG_FIELD_PREP(PWR_DOWN_LN_MASK, 0xb)
#define  EDP4K2K_MODE_OVRD_EN			REG_BIT(3)
#define  EDP4K2K_MODE_OVRD_OPTIMIZED		REG_BIT(2)

#define ICL_PORT_CL_DW12(phy)			_MMIO(_ICL_PORT_CL_DW(12, phy))
#define   ICL_LANE_ENABLE_AUX			REG_BIT(0)

/* ICL Port COMP_DW registers */
#define _ICL_PORT_COMP				0x100
#define _ICL_PORT_COMP_DW(dw, phy)		(_ICL_COMBOPHY(phy) + \
						 _ICL_PORT_COMP + 4 * (dw))

#define ICL_PORT_COMP_DW0(phy)			_MMIO(_ICL_PORT_COMP_DW(0, phy))
#define   COMP_INIT				REG_BIT(31)

#define ICL_PORT_COMP_DW1(phy)			_MMIO(_ICL_PORT_COMP_DW(1, phy))

#define ICL_PORT_COMP_DW3(phy)			_MMIO(_ICL_PORT_COMP_DW(3, phy))
#define   PROCESS_INFO_MASK			REG_GENMASK(28, 26)
#define   PROCESS_INFO_DOT_0			REG_FIELD_PREP(PROCESS_INFO_MASK, 0)
#define   PROCESS_INFO_DOT_1			REG_FIELD_PREP(PROCESS_INFO_MASK, 1)
#define   PROCESS_INFO_DOT_4			REG_FIELD_PREP(PROCESS_INFO_MASK, 2)
#define   VOLTAGE_INFO_MASK			REG_GENMASK(25, 24)
#define   VOLTAGE_INFO_0_85V			REG_FIELD_PREP(VOLTAGE_INFO_MASK, 0)
#define   VOLTAGE_INFO_0_95V			REG_FIELD_PREP(VOLTAGE_INFO_MASK, 1)
#define   VOLTAGE_INFO_1_05V			REG_FIELD_PREP(VOLTAGE_INFO_MASK, 2)

#define ICL_PORT_COMP_DW8(phy)			_MMIO(_ICL_PORT_COMP_DW(8, phy))
#define   IREFGEN				REG_BIT(24)

#define ICL_PORT_COMP_DW9(phy)			_MMIO(_ICL_PORT_COMP_DW(9, phy))

#define ICL_PORT_COMP_DW10(phy)			_MMIO(_ICL_PORT_COMP_DW(10, phy))

/* ICL Port PCS registers */
#define _ICL_PORT_PCS_AUX			0x300
#define _ICL_PORT_PCS_GRP			0x600
#define _ICL_PORT_PCS_LN(ln)			(0x800 + (ln) * 0x100)
#define _ICL_PORT_PCS_DW_AUX(dw, phy)		(_ICL_COMBOPHY(phy) + \
						 _ICL_PORT_PCS_AUX + 4 * (dw))
#define _ICL_PORT_PCS_DW_GRP(dw, phy)		(_ICL_COMBOPHY(phy) + \
						 _ICL_PORT_PCS_GRP + 4 * (dw))
#define _ICL_PORT_PCS_DW_LN(dw, ln, phy)	 (_ICL_COMBOPHY(phy) + \
						  _ICL_PORT_PCS_LN(ln) + 4 * (dw))
#define ICL_PORT_PCS_DW1_AUX(phy)		_MMIO(_ICL_PORT_PCS_DW_AUX(1, phy))
#define ICL_PORT_PCS_DW1_GRP(phy)		_MMIO(_ICL_PORT_PCS_DW_GRP(1, phy))
#define ICL_PORT_PCS_DW1_LN(ln, phy)		_MMIO(_ICL_PORT_PCS_DW_LN(1, ln, phy))
#define   DCC_MODE_SELECT_MASK			REG_GENMASK(21, 20)
#define   RUN_DCC_ONCE				REG_FIELD_PREP(DCC_MODE_SELECT_MASK, 0)
#define   COMMON_KEEPER_EN			REG_BIT(26)
#define   LATENCY_OPTIM_MASK			REG_GENMASK(3, 2)
#define   LATENCY_OPTIM_VAL(x)			REG_FIELD_PREP(LATENCY_OPTIM_MASK, (x))

/* ICL Port TX registers */
#define _ICL_PORT_TX_AUX			0x380
#define _ICL_PORT_TX_GRP			0x680
#define _ICL_PORT_TX_LN(ln)			(0x880 + (ln) * 0x100)

#define _ICL_PORT_TX_DW_AUX(dw, phy)		(_ICL_COMBOPHY(phy) + \
						 _ICL_PORT_TX_AUX + 4 * (dw))
#define _ICL_PORT_TX_DW_GRP(dw, phy)		(_ICL_COMBOPHY(phy) + \
						 _ICL_PORT_TX_GRP + 4 * (dw))
#define _ICL_PORT_TX_DW_LN(dw, ln, phy) 	(_ICL_COMBOPHY(phy) + \
						  _ICL_PORT_TX_LN(ln) + 4 * (dw))

#define ICL_PORT_TX_DW2_AUX(phy)		_MMIO(_ICL_PORT_TX_DW_AUX(2, phy))
#define ICL_PORT_TX_DW2_GRP(phy)		_MMIO(_ICL_PORT_TX_DW_GRP(2, phy))
#define ICL_PORT_TX_DW2_LN(ln, phy)		_MMIO(_ICL_PORT_TX_DW_LN(2, ln, phy))
#define   SWING_SEL_UPPER_MASK			REG_BIT(15)
#define   SWING_SEL_UPPER(x)			REG_FIELD_PREP(SWING_SEL_UPPER_MASK, (x) >> 3)
#define   SWING_SEL_LOWER_MASK			REG_GENMASK(13, 11)
#define   SWING_SEL_LOWER(x)			REG_FIELD_PREP(SWING_SEL_LOWER_MASK, (x) & 0x7)
#define   FRC_LATENCY_OPTIM_MASK		REG_GENMASK(10, 8)
#define   FRC_LATENCY_OPTIM_VAL(x)		REG_FIELD_PREP(FRC_LATENCY_OPTIM_MASK, (x))
#define   RCOMP_SCALAR_MASK			REG_GENMASK(7, 0)
#define   RCOMP_SCALAR(x)			REG_FIELD_PREP(RCOMP_SCALAR_MASK, (x))

#define ICL_PORT_TX_DW4_AUX(phy)		_MMIO(_ICL_PORT_TX_DW_AUX(4, phy))
#define ICL_PORT_TX_DW4_GRP(phy)		_MMIO(_ICL_PORT_TX_DW_GRP(4, phy))
#define ICL_PORT_TX_DW4_LN(ln, phy)		_MMIO(_ICL_PORT_TX_DW_LN(4, ln, phy))
#define   LOADGEN_SELECT			REG_BIT(31)
#define   POST_CURSOR_1_MASK			REG_GENMASK(17, 12)
#define   POST_CURSOR_1(x)			REG_FIELD_PREP(POST_CURSOR_1_MASK, (x))
#define   POST_CURSOR_2_MASK			REG_GENMASK(11, 6)
#define   POST_CURSOR_2(x)			REG_FIELD_PREP(POST_CURSOR_2_MASK, (x))
#define   CURSOR_COEFF_MASK			REG_GENMASK(5, 0)
#define   CURSOR_COEFF(x)			REG_FIELD_PREP(CURSOR_COEFF_MASK, (x))

#define ICL_PORT_TX_DW5_AUX(phy)		_MMIO(_ICL_PORT_TX_DW_AUX(5, phy))
#define ICL_PORT_TX_DW5_GRP(phy)		_MMIO(_ICL_PORT_TX_DW_GRP(5, phy))
#define ICL_PORT_TX_DW5_LN(ln, phy)		_MMIO(_ICL_PORT_TX_DW_LN(5, ln, phy))
#define   TX_TRAINING_EN			REG_BIT(31)
#define   TAP2_DISABLE				REG_BIT(30)
#define   TAP3_DISABLE				REG_BIT(29)
#define   SCALING_MODE_SEL_MASK			REG_GENMASK(20, 18)
#define   SCALING_MODE_SEL(x)			REG_FIELD_PREP(SCALING_MODE_SEL_MASK, (x))
#define   RTERM_SELECT_MASK			REG_GENMASK(5, 3)
#define   RTERM_SELECT(x)			REG_FIELD_PREP(RTERM_SELECT_MASK, (x))

#define ICL_PORT_TX_DW6_AUX(phy)		_MMIO(_ICL_PORT_TX_DW_AUX(6, phy))
#define ICL_PORT_TX_DW6_GRP(phy)		_MMIO(_ICL_PORT_TX_DW_GRP(6, phy))
#define ICL_PORT_TX_DW6_LN(ln, phy)		_MMIO(_ICL_PORT_TX_DW_LN(6, ln, phy))
#define   O_FUNC_OVRD_EN			REG_BIT(7)
#define   O_LDO_REF_SEL_CRI			REG_GENMASK(6, 1)
#define   O_LDO_BYPASS_CRI			REG_BIT(0)

#define ICL_PORT_TX_DW7_AUX(phy)		_MMIO(_ICL_PORT_TX_DW_AUX(7, phy))
#define ICL_PORT_TX_DW7_GRP(phy)		_MMIO(_ICL_PORT_TX_DW_GRP(7, phy))
#define ICL_PORT_TX_DW7_LN(ln, phy)		_MMIO(_ICL_PORT_TX_DW_LN(7, ln, phy))
#define   N_SCALAR_MASK				REG_GENMASK(30, 24)
#define   N_SCALAR(x)				REG_FIELD_PREP(N_SCALAR_MASK, (x))

#define ICL_PORT_TX_DW8_AUX(phy)		_MMIO(_ICL_PORT_TX_DW_AUX(8, phy))
#define ICL_PORT_TX_DW8_GRP(phy)		_MMIO(_ICL_PORT_TX_DW_GRP(8, phy))
#define ICL_PORT_TX_DW8_LN(ln, phy)		_MMIO(_ICL_PORT_TX_DW_LN(8, ln, phy))
#define   ICL_PORT_TX_DW8_ODCC_CLK_SEL		REG_BIT(31)
#define   ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_MASK	REG_GENMASK(30, 29)
#define   ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_DIV2	REG_FIELD_PREP(ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_MASK, 0x1)

#define _ICL_DPHY_CHKN_REG			0x194
#define ICL_DPHY_CHKN(port)			_MMIO(_ICL_COMBOPHY(port) + _ICL_DPHY_CHKN_REG)
#define   ICL_DPHY_CHKN_AFE_OVER_PPI_STRAP	REG_BIT(7)

#endif /* __INTEL_COMBO_PHY_REGS__ */