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linux/drivers/net/dsa/mt7530.h
DENG Qingfang ea6d5c924e net: dsa: mt7530: support setting ageing time 
MT7530 has a global address age control register, so use it to set
ageing time.

The applied timer is (AGE_CNT + 1) * (AGE_UNIT + 1) seconds

Signed-off-by: DENG Qingfang <dqfext@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-12-08 16:18:26 -08:00

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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2017 Sean Wang <sean.wang@mediatek.com>
*/
#ifndef __MT7530_H
#define __MT7530_H
#define MT7530_NUM_PORTS 7
#define MT7530_CPU_PORT 6
#define MT7530_NUM_FDB_RECORDS 2048
#define MT7530_ALL_MEMBERS 0xff
#define MTK_HDR_LEN 4
#define MT7530_MAX_MTU (15 * 1024 - ETH_HLEN - ETH_FCS_LEN - MTK_HDR_LEN)
enum mt753x_id {
ID_MT7530 = 0,
ID_MT7621 = 1,
ID_MT7531 = 2,
};
#define NUM_TRGMII_CTRL 5
#define TRGMII_BASE(x) (0x10000 + (x))
/* Registers to ethsys access */
#define ETHSYS_CLKCFG0 0x2c
#define ETHSYS_TRGMII_CLK_SEL362_5 BIT(11)
#define SYSC_REG_RSTCTRL 0x34
#define RESET_MCM BIT(2)
/* Registers to mac forward control for unknown frames */
#define MT7530_MFC 0x10
#define BC_FFP(x) (((x) & 0xff) << 24)
#define UNM_FFP(x) (((x) & 0xff) << 16)
#define UNM_FFP_MASK UNM_FFP(~0)
#define UNU_FFP(x) (((x) & 0xff) << 8)
#define UNU_FFP_MASK UNU_FFP(~0)
#define CPU_EN BIT(7)
#define CPU_PORT(x) ((x) << 4)
#define CPU_MASK (0xf << 4)
#define MIRROR_EN BIT(3)
#define MIRROR_PORT(x) ((x) & 0x7)
#define MIRROR_MASK 0x7
/* Registers for CPU forward control */
#define MT7531_CFC 0x4
#define MT7531_MIRROR_EN BIT(19)
#define MT7531_MIRROR_MASK (MIRROR_MASK << 16)
#define MT7531_MIRROR_PORT_GET(x) (((x) >> 16) & MIRROR_MASK)
#define MT7531_MIRROR_PORT_SET(x) (((x) & MIRROR_MASK) << 16)
#define MT7531_CPU_PMAP_MASK GENMASK(7, 0)
#define MT753X_MIRROR_REG(id) (((id) == ID_MT7531) ? \
MT7531_CFC : MT7530_MFC)
#define MT753X_MIRROR_EN(id) (((id) == ID_MT7531) ? \
MT7531_MIRROR_EN : MIRROR_EN)
#define MT753X_MIRROR_MASK(id) (((id) == ID_MT7531) ? \
MT7531_MIRROR_MASK : MIRROR_MASK)
/* Registers for BPDU and PAE frame control*/
#define MT753X_BPC 0x24
#define MT753X_BPDU_PORT_FW_MASK GENMASK(2, 0)
enum mt753x_bpdu_port_fw {
MT753X_BPDU_FOLLOW_MFC,
MT753X_BPDU_CPU_EXCLUDE = 4,
MT753X_BPDU_CPU_INCLUDE = 5,
MT753X_BPDU_CPU_ONLY = 6,
MT753X_BPDU_DROP = 7,
};
/* Registers for address table access */
#define MT7530_ATA1 0x74
#define STATIC_EMP 0
#define STATIC_ENT 3
#define MT7530_ATA2 0x78
/* Register for address table write data */
#define MT7530_ATWD 0x7c
/* Register for address table control */
#define MT7530_ATC 0x80
#define ATC_HASH (((x) & 0xfff) << 16)
#define ATC_BUSY BIT(15)
#define ATC_SRCH_END BIT(14)
#define ATC_SRCH_HIT BIT(13)
#define ATC_INVALID BIT(12)
#define ATC_MAT(x) (((x) & 0xf) << 8)
#define ATC_MAT_MACTAB ATC_MAT(0)
enum mt7530_fdb_cmd {
MT7530_FDB_READ = 0,
MT7530_FDB_WRITE = 1,
MT7530_FDB_FLUSH = 2,
MT7530_FDB_START = 4,
MT7530_FDB_NEXT = 5,
};
/* Registers for table search read address */
#define MT7530_TSRA1 0x84
#define MAC_BYTE_0 24
#define MAC_BYTE_1 16
#define MAC_BYTE_2 8
#define MAC_BYTE_3 0
#define MAC_BYTE_MASK 0xff
#define MT7530_TSRA2 0x88
#define MAC_BYTE_4 24
#define MAC_BYTE_5 16
#define CVID 0
#define CVID_MASK 0xfff
#define MT7530_ATRD 0x8C
#define AGE_TIMER 24
#define AGE_TIMER_MASK 0xff
#define PORT_MAP 4
#define PORT_MAP_MASK 0xff
#define ENT_STATUS 2
#define ENT_STATUS_MASK 0x3
/* Register for vlan table control */
#define MT7530_VTCR 0x90
#define VTCR_BUSY BIT(31)
#define VTCR_INVALID BIT(16)
#define VTCR_FUNC(x) (((x) & 0xf) << 12)
#define VTCR_VID ((x) & 0xfff)
enum mt7530_vlan_cmd {
/* Read/Write the specified VID entry from VAWD register based
* on VID.
*/
MT7530_VTCR_RD_VID = 0,
MT7530_VTCR_WR_VID = 1,
};
/* Register for setup vlan and acl write data */
#define MT7530_VAWD1 0x94
#define PORT_STAG BIT(31)
/* Independent VLAN Learning */
#define IVL_MAC BIT(30)
/* Per VLAN Egress Tag Control */
#define VTAG_EN BIT(28)
/* VLAN Member Control */
#define PORT_MEM(x) (((x) & 0xff) << 16)
/* VLAN Entry Valid */
#define VLAN_VALID BIT(0)
#define PORT_MEM_SHFT 16
#define PORT_MEM_MASK 0xff
#define MT7530_VAWD2 0x98
/* Egress Tag Control */
#define ETAG_CTRL_P(p, x) (((x) & 0x3) << ((p) << 1))
#define ETAG_CTRL_P_MASK(p) ETAG_CTRL_P(p, 3)
enum mt7530_vlan_egress_attr {
MT7530_VLAN_EGRESS_UNTAG = 0,
MT7530_VLAN_EGRESS_TAG = 2,
MT7530_VLAN_EGRESS_STACK = 3,
};
/* Register for address age control */
#define MT7530_AAC 0xa0
/* Disable ageing */
#define AGE_DIS BIT(20)
/* Age count */
#define AGE_CNT_MASK GENMASK(19, 12)
#define AGE_CNT_MAX 0xff
#define AGE_CNT(x) (AGE_CNT_MASK & ((x) << 12))
/* Age unit */
#define AGE_UNIT_MASK GENMASK(11, 0)
#define AGE_UNIT_MAX 0xfff
#define AGE_UNIT(x) (AGE_UNIT_MASK & (x))
/* Register for port STP state control */
#define MT7530_SSP_P(x) (0x2000 + ((x) * 0x100))
#define FID_PST(x) ((x) & 0x3)
#define FID_PST_MASK FID_PST(0x3)
enum mt7530_stp_state {
MT7530_STP_DISABLED = 0,
MT7530_STP_BLOCKING = 1,
MT7530_STP_LISTENING = 1,
MT7530_STP_LEARNING = 2,
MT7530_STP_FORWARDING = 3
};
/* Register for port control */
#define MT7530_PCR_P(x) (0x2004 + ((x) * 0x100))
#define PORT_TX_MIR BIT(9)
#define PORT_RX_MIR BIT(8)
#define PORT_VLAN(x) ((x) & 0x3)
enum mt7530_port_mode {
/* Port Matrix Mode: Frames are forwarded by the PCR_MATRIX members. */
MT7530_PORT_MATRIX_MODE = PORT_VLAN(0),
/* Fallback Mode: Forward received frames with ingress ports that do
* not belong to the VLAN member. Frames whose VID is not listed on
* the VLAN table are forwarded by the PCR_MATRIX members.
*/
MT7530_PORT_FALLBACK_MODE = PORT_VLAN(1),
/* Security Mode: Discard any frame due to ingress membership
* violation or VID missed on the VLAN table.
*/
MT7530_PORT_SECURITY_MODE = PORT_VLAN(3),
};
#define PCR_MATRIX(x) (((x) & 0xff) << 16)
#define PORT_PRI(x) (((x) & 0x7) << 24)
#define EG_TAG(x) (((x) & 0x3) << 28)
#define PCR_MATRIX_MASK PCR_MATRIX(0xff)
#define PCR_MATRIX_CLR PCR_MATRIX(0)
#define PCR_PORT_VLAN_MASK PORT_VLAN(3)
/* Register for port security control */
#define MT7530_PSC_P(x) (0x200c + ((x) * 0x100))
#define SA_DIS BIT(4)
/* Register for port vlan control */
#define MT7530_PVC_P(x) (0x2010 + ((x) * 0x100))
#define PORT_SPEC_TAG BIT(5)
#define PVC_EG_TAG(x) (((x) & 0x7) << 8)
#define PVC_EG_TAG_MASK PVC_EG_TAG(7)
#define VLAN_ATTR(x) (((x) & 0x3) << 6)
#define VLAN_ATTR_MASK VLAN_ATTR(3)
enum mt7530_vlan_port_eg_tag {
MT7530_VLAN_EG_DISABLED = 0,
MT7530_VLAN_EG_CONSISTENT = 1,
};
enum mt7530_vlan_port_attr {
MT7530_VLAN_USER = 0,
MT7530_VLAN_TRANSPARENT = 3,
};
#define STAG_VPID (((x) & 0xffff) << 16)
/* Register for port port-and-protocol based vlan 1 control */
#define MT7530_PPBV1_P(x) (0x2014 + ((x) * 0x100))
#define G0_PORT_VID(x) (((x) & 0xfff) << 0)
#define G0_PORT_VID_MASK G0_PORT_VID(0xfff)
#define G0_PORT_VID_DEF G0_PORT_VID(1)
/* Register for port MAC control register */
#define MT7530_PMCR_P(x) (0x3000 + ((x) * 0x100))
#define PMCR_IFG_XMIT(x) (((x) & 0x3) << 18)
#define PMCR_EXT_PHY BIT(17)
#define PMCR_MAC_MODE BIT(16)
#define PMCR_FORCE_MODE BIT(15)
#define PMCR_TX_EN BIT(14)
#define PMCR_RX_EN BIT(13)
#define PMCR_BACKOFF_EN BIT(9)
#define PMCR_BACKPR_EN BIT(8)
#define PMCR_TX_FC_EN BIT(5)
#define PMCR_RX_FC_EN BIT(4)
#define PMCR_FORCE_SPEED_1000 BIT(3)
#define PMCR_FORCE_SPEED_100 BIT(2)
#define PMCR_FORCE_FDX BIT(1)
#define PMCR_FORCE_LNK BIT(0)
#define PMCR_SPEED_MASK (PMCR_FORCE_SPEED_100 | \
PMCR_FORCE_SPEED_1000)
#define MT7531_FORCE_LNK BIT(31)
#define MT7531_FORCE_SPD BIT(30)
#define MT7531_FORCE_DPX BIT(29)
#define MT7531_FORCE_RX_FC BIT(28)
#define MT7531_FORCE_TX_FC BIT(27)
#define MT7531_FORCE_MODE (MT7531_FORCE_LNK | \
MT7531_FORCE_SPD | \
MT7531_FORCE_DPX | \
MT7531_FORCE_RX_FC | \
MT7531_FORCE_TX_FC)
#define PMCR_FORCE_MODE_ID(id) (((id) == ID_MT7531) ? \
MT7531_FORCE_MODE : \
PMCR_FORCE_MODE)
#define PMCR_LINK_SETTINGS_MASK (PMCR_TX_EN | PMCR_FORCE_SPEED_1000 | \
PMCR_RX_EN | PMCR_FORCE_SPEED_100 | \
PMCR_TX_FC_EN | PMCR_RX_FC_EN | \
PMCR_FORCE_FDX | PMCR_FORCE_LNK)
#define PMCR_CPU_PORT_SETTING(id) (PMCR_FORCE_MODE_ID((id)) | \
PMCR_IFG_XMIT(1) | PMCR_MAC_MODE | \
PMCR_BACKOFF_EN | PMCR_BACKPR_EN | \
PMCR_TX_EN | PMCR_RX_EN | \
PMCR_TX_FC_EN | PMCR_RX_FC_EN | \
PMCR_FORCE_SPEED_1000 | \
PMCR_FORCE_FDX | PMCR_FORCE_LNK)
#define MT7530_PMSR_P(x) (0x3008 + (x) * 0x100)
#define PMSR_EEE1G BIT(7)
#define PMSR_EEE100M BIT(6)
#define PMSR_RX_FC BIT(5)
#define PMSR_TX_FC BIT(4)
#define PMSR_SPEED_1000 BIT(3)
#define PMSR_SPEED_100 BIT(2)
#define PMSR_SPEED_10 0x00
#define PMSR_SPEED_MASK (PMSR_SPEED_100 | PMSR_SPEED_1000)
#define PMSR_DPX BIT(1)
#define PMSR_LINK BIT(0)
/* Register for port debug count */
#define MT7531_DBG_CNT(x) (0x3018 + (x) * 0x100)
#define MT7531_DIS_CLR BIT(31)
#define MT7530_GMACCR 0x30e0
#define MAX_RX_JUMBO(x) ((x) << 2)
#define MAX_RX_JUMBO_MASK GENMASK(5, 2)
#define MAX_RX_PKT_LEN_MASK GENMASK(1, 0)
#define MAX_RX_PKT_LEN_1522 0x0
#define MAX_RX_PKT_LEN_1536 0x1
#define MAX_RX_PKT_LEN_1552 0x2
#define MAX_RX_PKT_LEN_JUMBO 0x3
/* Register for MIB */
#define MT7530_PORT_MIB_COUNTER(x) (0x4000 + (x) * 0x100)
#define MT7530_MIB_CCR 0x4fe0
#define CCR_MIB_ENABLE BIT(31)
#define CCR_RX_OCT_CNT_GOOD BIT(7)
#define CCR_RX_OCT_CNT_BAD BIT(6)
#define CCR_TX_OCT_CNT_GOOD BIT(5)
#define CCR_TX_OCT_CNT_BAD BIT(4)
#define CCR_MIB_FLUSH (CCR_RX_OCT_CNT_GOOD | \
CCR_RX_OCT_CNT_BAD | \
CCR_TX_OCT_CNT_GOOD | \
CCR_TX_OCT_CNT_BAD)
#define CCR_MIB_ACTIVATE (CCR_MIB_ENABLE | \
CCR_RX_OCT_CNT_GOOD | \
CCR_RX_OCT_CNT_BAD | \
CCR_TX_OCT_CNT_GOOD | \
CCR_TX_OCT_CNT_BAD)
/* MT7531 SGMII register group */
#define MT7531_SGMII_REG_BASE 0x5000
#define MT7531_SGMII_REG(p, r) (MT7531_SGMII_REG_BASE + \
((p) - 5) * 0x1000 + (r))
/* Register forSGMII PCS_CONTROL_1 */
#define MT7531_PCS_CONTROL_1(p) MT7531_SGMII_REG(p, 0x00)
#define MT7531_SGMII_LINK_STATUS BIT(18)
#define MT7531_SGMII_AN_ENABLE BIT(12)
#define MT7531_SGMII_AN_RESTART BIT(9)
/* Register for SGMII PCS_SPPED_ABILITY */
#define MT7531_PCS_SPEED_ABILITY(p) MT7531_SGMII_REG(p, 0x08)
#define MT7531_SGMII_TX_CONFIG_MASK GENMASK(15, 0)
#define MT7531_SGMII_TX_CONFIG BIT(0)
/* Register for SGMII_MODE */
#define MT7531_SGMII_MODE(p) MT7531_SGMII_REG(p, 0x20)
#define MT7531_SGMII_REMOTE_FAULT_DIS BIT(8)
#define MT7531_SGMII_IF_MODE_MASK GENMASK(5, 1)
#define MT7531_SGMII_FORCE_DUPLEX BIT(4)
#define MT7531_SGMII_FORCE_SPEED_MASK GENMASK(3, 2)
#define MT7531_SGMII_FORCE_SPEED_1000 BIT(3)
#define MT7531_SGMII_FORCE_SPEED_100 BIT(2)
#define MT7531_SGMII_FORCE_SPEED_10 0
#define MT7531_SGMII_SPEED_DUPLEX_AN BIT(1)
enum mt7531_sgmii_force_duplex {
MT7531_SGMII_FORCE_FULL_DUPLEX = 0,
MT7531_SGMII_FORCE_HALF_DUPLEX = 0x10,
};
/* Fields of QPHY_PWR_STATE_CTRL */
#define MT7531_QPHY_PWR_STATE_CTRL(p) MT7531_SGMII_REG(p, 0xe8)
#define MT7531_SGMII_PHYA_PWD BIT(4)
/* Values of SGMII SPEED */
#define MT7531_PHYA_CTRL_SIGNAL3(p) MT7531_SGMII_REG(p, 0x128)
#define MT7531_RG_TPHY_SPEED_MASK (BIT(2) | BIT(3))
#define MT7531_RG_TPHY_SPEED_1_25G 0x0
#define MT7531_RG_TPHY_SPEED_3_125G BIT(2)
/* Register for system reset */
#define MT7530_SYS_CTRL 0x7000
#define SYS_CTRL_PHY_RST BIT(2)
#define SYS_CTRL_SW_RST BIT(1)
#define SYS_CTRL_REG_RST BIT(0)
/* Register for PHY Indirect Access Control */
#define MT7531_PHY_IAC 0x701C
#define MT7531_PHY_ACS_ST BIT(31)
#define MT7531_MDIO_REG_ADDR_MASK (0x1f << 25)
#define MT7531_MDIO_PHY_ADDR_MASK (0x1f << 20)
#define MT7531_MDIO_CMD_MASK (0x3 << 18)
#define MT7531_MDIO_ST_MASK (0x3 << 16)
#define MT7531_MDIO_RW_DATA_MASK (0xffff)
#define MT7531_MDIO_REG_ADDR(x) (((x) & 0x1f) << 25)
#define MT7531_MDIO_DEV_ADDR(x) (((x) & 0x1f) << 25)
#define MT7531_MDIO_PHY_ADDR(x) (((x) & 0x1f) << 20)
#define MT7531_MDIO_CMD(x) (((x) & 0x3) << 18)
#define MT7531_MDIO_ST(x) (((x) & 0x3) << 16)
enum mt7531_phy_iac_cmd {
MT7531_MDIO_ADDR = 0,
MT7531_MDIO_WRITE = 1,
MT7531_MDIO_READ = 2,
MT7531_MDIO_READ_CL45 = 3,
};
/* MDIO_ST: MDIO start field */
enum mt7531_mdio_st {
MT7531_MDIO_ST_CL45 = 0,
MT7531_MDIO_ST_CL22 = 1,
};
#define MT7531_MDIO_CL22_READ (MT7531_MDIO_ST(MT7531_MDIO_ST_CL22) | \
MT7531_MDIO_CMD(MT7531_MDIO_READ))
#define MT7531_MDIO_CL22_WRITE (MT7531_MDIO_ST(MT7531_MDIO_ST_CL22) | \
MT7531_MDIO_CMD(MT7531_MDIO_WRITE))
#define MT7531_MDIO_CL45_ADDR (MT7531_MDIO_ST(MT7531_MDIO_ST_CL45) | \
MT7531_MDIO_CMD(MT7531_MDIO_ADDR))
#define MT7531_MDIO_CL45_READ (MT7531_MDIO_ST(MT7531_MDIO_ST_CL45) | \
MT7531_MDIO_CMD(MT7531_MDIO_READ))
#define MT7531_MDIO_CL45_WRITE (MT7531_MDIO_ST(MT7531_MDIO_ST_CL45) | \
MT7531_MDIO_CMD(MT7531_MDIO_WRITE))
/* Register for RGMII clock phase */
#define MT7531_CLKGEN_CTRL 0x7500
#define CLK_SKEW_OUT(x) (((x) & 0x3) << 8)
#define CLK_SKEW_OUT_MASK GENMASK(9, 8)
#define CLK_SKEW_IN(x) (((x) & 0x3) << 6)
#define CLK_SKEW_IN_MASK GENMASK(7, 6)
#define RXCLK_NO_DELAY BIT(5)
#define TXCLK_NO_REVERSE BIT(4)
#define GP_MODE(x) (((x) & 0x3) << 1)
#define GP_MODE_MASK GENMASK(2, 1)
#define GP_CLK_EN BIT(0)
enum mt7531_gp_mode {
MT7531_GP_MODE_RGMII = 0,
MT7531_GP_MODE_MII = 1,
MT7531_GP_MODE_REV_MII = 2
};
enum mt7531_clk_skew {
MT7531_CLK_SKEW_NO_CHG = 0,
MT7531_CLK_SKEW_DLY_100PPS = 1,
MT7531_CLK_SKEW_DLY_200PPS = 2,
MT7531_CLK_SKEW_REVERSE = 3,
};
/* Register for hw trap status */
#define MT7530_HWTRAP 0x7800
#define HWTRAP_XTAL_MASK (BIT(10) | BIT(9))
#define HWTRAP_XTAL_25MHZ (BIT(10) | BIT(9))
#define HWTRAP_XTAL_40MHZ (BIT(10))
#define HWTRAP_XTAL_20MHZ (BIT(9))
#define MT7531_HWTRAP 0x7800
#define HWTRAP_XTAL_FSEL_MASK BIT(7)
#define HWTRAP_XTAL_FSEL_25MHZ BIT(7)
#define HWTRAP_XTAL_FSEL_40MHZ 0
/* Unique fields of (M)HWSTRAP for MT7531 */
#define XTAL_FSEL_S 7
#define XTAL_FSEL_M BIT(7)
#define PHY_EN BIT(6)
#define CHG_STRAP BIT(8)
/* Register for hw trap modification */
#define MT7530_MHWTRAP 0x7804
#define MHWTRAP_PHY0_SEL BIT(20)
#define MHWTRAP_MANUAL BIT(16)
#define MHWTRAP_P5_MAC_SEL BIT(13)
#define MHWTRAP_P6_DIS BIT(8)
#define MHWTRAP_P5_RGMII_MODE BIT(7)
#define MHWTRAP_P5_DIS BIT(6)
#define MHWTRAP_PHY_ACCESS BIT(5)
/* Register for TOP signal control */
#define MT7530_TOP_SIG_CTRL 0x7808
#define TOP_SIG_CTRL_NORMAL (BIT(17) | BIT(16))
#define MT7531_TOP_SIG_SR 0x780c
#define PAD_DUAL_SGMII_EN BIT(1)
#define PAD_MCM_SMI_EN BIT(0)
#define MT7530_IO_DRV_CR 0x7810
#define P5_IO_CLK_DRV(x) ((x) & 0x3)
#define P5_IO_DATA_DRV(x) (((x) & 0x3) << 4)
#define MT7531_CHIP_REV 0x781C
#define MT7531_PLLGP_EN 0x7820
#define EN_COREPLL BIT(2)
#define SW_CLKSW BIT(1)
#define SW_PLLGP BIT(0)
#define MT7530_P6ECR 0x7830
#define P6_INTF_MODE_MASK 0x3
#define P6_INTF_MODE(x) ((x) & 0x3)
#define MT7531_PLLGP_CR0 0x78a8
#define RG_COREPLL_EN BIT(22)
#define RG_COREPLL_POSDIV_S 23
#define RG_COREPLL_POSDIV_M 0x3800000
#define RG_COREPLL_SDM_PCW_S 1
#define RG_COREPLL_SDM_PCW_M 0x3ffffe
#define RG_COREPLL_SDM_PCW_CHG BIT(0)
/* Registers for RGMII and SGMII PLL clock */
#define MT7531_ANA_PLLGP_CR2 0x78b0
#define MT7531_ANA_PLLGP_CR5 0x78bc
/* Registers for TRGMII on the both side */
#define MT7530_TRGMII_RCK_CTRL 0x7a00
#define RX_RST BIT(31)
#define RXC_DQSISEL BIT(30)
#define DQSI1_TAP_MASK (0x7f << 8)
#define DQSI0_TAP_MASK 0x7f
#define DQSI1_TAP(x) (((x) & 0x7f) << 8)
#define DQSI0_TAP(x) ((x) & 0x7f)
#define MT7530_TRGMII_RCK_RTT 0x7a04
#define DQS1_GATE BIT(31)
#define DQS0_GATE BIT(30)
#define MT7530_TRGMII_RD(x) (0x7a10 + (x) * 8)
#define BSLIP_EN BIT(31)
#define EDGE_CHK BIT(30)
#define RD_TAP_MASK 0x7f
#define RD_TAP(x) ((x) & 0x7f)
#define MT7530_TRGMII_TXCTRL 0x7a40
#define TRAIN_TXEN BIT(31)
#define TXC_INV BIT(30)
#define TX_RST BIT(28)
#define MT7530_TRGMII_TD_ODT(i) (0x7a54 + 8 * (i))
#define TD_DM_DRVP(x) ((x) & 0xf)
#define TD_DM_DRVN(x) (((x) & 0xf) << 4)
#define MT7530_TRGMII_TCK_CTRL 0x7a78
#define TCK_TAP(x) (((x) & 0xf) << 8)
#define MT7530_P5RGMIIRXCR 0x7b00
#define CSR_RGMII_EDGE_ALIGN BIT(8)
#define CSR_RGMII_RXC_0DEG_CFG(x) ((x) & 0xf)
#define MT7530_P5RGMIITXCR 0x7b04
#define CSR_RGMII_TXC_CFG(x) ((x) & 0x1f)
/* Registers for GPIO mode */
#define MT7531_GPIO_MODE0 0x7c0c
#define MT7531_GPIO0_MASK GENMASK(3, 0)
#define MT7531_GPIO0_INTERRUPT 1
#define MT7531_GPIO_MODE1 0x7c10
#define MT7531_GPIO11_RG_RXD2_MASK GENMASK(15, 12)
#define MT7531_EXT_P_MDC_11 (2 << 12)
#define MT7531_GPIO12_RG_RXD3_MASK GENMASK(19, 16)
#define MT7531_EXT_P_MDIO_12 (2 << 16)
#define MT7530_CREV 0x7ffc
#define CHIP_NAME_SHIFT 16
#define MT7530_ID 0x7530
#define MT7531_CREV 0x781C
#define CHIP_REV_M 0x0f
#define MT7531_ID 0x7531
/* Registers for core PLL access through mmd indirect */
#define CORE_PLL_GROUP2 0x401
#define RG_SYSPLL_EN_NORMAL BIT(15)
#define RG_SYSPLL_VODEN BIT(14)
#define RG_SYSPLL_LF BIT(13)
#define RG_SYSPLL_RST_DLY(x) (((x) & 0x3) << 12)
#define RG_SYSPLL_LVROD_EN BIT(10)
#define RG_SYSPLL_PREDIV(x) (((x) & 0x3) << 8)
#define RG_SYSPLL_POSDIV(x) (((x) & 0x3) << 5)
#define RG_SYSPLL_FBKSEL BIT(4)
#define RT_SYSPLL_EN_AFE_OLT BIT(0)
#define CORE_PLL_GROUP4 0x403
#define RG_SYSPLL_DDSFBK_EN BIT(12)
#define RG_SYSPLL_BIAS_EN BIT(11)
#define RG_SYSPLL_BIAS_LPF_EN BIT(10)
#define MT7531_PHY_PLL_OFF BIT(5)
#define MT7531_PHY_PLL_BYPASS_MODE BIT(4)
#define MT753X_CTRL_PHY_ADDR 0
#define CORE_PLL_GROUP5 0x404
#define RG_LCDDS_PCW_NCPO1(x) ((x) & 0xffff)
#define CORE_PLL_GROUP6 0x405
#define RG_LCDDS_PCW_NCPO0(x) ((x) & 0xffff)
#define CORE_PLL_GROUP7 0x406
#define RG_LCDDS_PWDB BIT(15)
#define RG_LCDDS_ISO_EN BIT(13)
#define RG_LCCDS_C(x) (((x) & 0x7) << 4)
#define RG_LCDDS_PCW_NCPO_CHG BIT(3)
#define CORE_PLL_GROUP10 0x409
#define RG_LCDDS_SSC_DELTA(x) ((x) & 0xfff)
#define CORE_PLL_GROUP11 0x40a
#define RG_LCDDS_SSC_DELTA1(x) ((x) & 0xfff)
#define CORE_GSWPLL_GRP1 0x40d
#define RG_GSWPLL_PREDIV(x) (((x) & 0x3) << 14)
#define RG_GSWPLL_POSDIV_200M(x) (((x) & 0x3) << 12)
#define RG_GSWPLL_EN_PRE BIT(11)
#define RG_GSWPLL_FBKSEL BIT(10)
#define RG_GSWPLL_BP BIT(9)
#define RG_GSWPLL_BR BIT(8)
#define RG_GSWPLL_FBKDIV_200M(x) ((x) & 0xff)
#define CORE_GSWPLL_GRP2 0x40e
#define RG_GSWPLL_POSDIV_500M(x) (((x) & 0x3) << 8)
#define RG_GSWPLL_FBKDIV_500M(x) ((x) & 0xff)
#define CORE_TRGMII_GSW_CLK_CG 0x410
#define REG_GSWCK_EN BIT(0)
#define REG_TRGMIICK_EN BIT(1)
#define MIB_DESC(_s, _o, _n) \
{ \
.size = (_s), \
.offset = (_o), \
.name = (_n), \
}
struct mt7530_mib_desc {
unsigned int size;
unsigned int offset;
const char *name;
};
struct mt7530_fdb {
u16 vid;
u8 port_mask;
u8 aging;
u8 mac[6];
bool noarp;
};
/* struct mt7530_port - This is the main data structure for holding the state
* of the port.
* @enable: The status used for show port is enabled or not.
* @pm: The matrix used to show all connections with the port.
* @pvid: The VLAN specified is to be considered a PVID at ingress. Any
* untagged frames will be assigned to the related VLAN.
* @vlan_filtering: The flags indicating whether the port that can recognize
* VLAN-tagged frames.
*/
struct mt7530_port {
bool enable;
u32 pm;
u16 pvid;
};
/* Port 5 interface select definitions */
enum p5_interface_select {
P5_DISABLED = 0,
P5_INTF_SEL_PHY_P0,
P5_INTF_SEL_PHY_P4,
P5_INTF_SEL_GMAC5,
P5_INTF_SEL_GMAC5_SGMII,
};
static const char *p5_intf_modes(unsigned int p5_interface)
{
switch (p5_interface) {
case P5_DISABLED:
return "DISABLED";
case P5_INTF_SEL_PHY_P0:
return "PHY P0";
case P5_INTF_SEL_PHY_P4:
return "PHY P4";
case P5_INTF_SEL_GMAC5:
return "GMAC5";
case P5_INTF_SEL_GMAC5_SGMII:
return "GMAC5_SGMII";
default:
return "unknown";
}
}
/* struct mt753x_info - This is the main data structure for holding the specific
* part for each supported device
* @sw_setup: Holding the handler to a device initialization
* @phy_read: Holding the way reading PHY port
* @phy_write: Holding the way writing PHY port
* @pad_setup: Holding the way setting up the bus pad for a certain
* MAC port
* @phy_mode_supported: Check if the PHY type is being supported on a certain
* port
* @mac_port_validate: Holding the way to set addition validate type for a
* certan MAC port
* @mac_port_get_state: Holding the way getting the MAC/PCS state for a certain
* MAC port
* @mac_port_config: Holding the way setting up the PHY attribute to a
* certain MAC port
* @mac_pcs_an_restart Holding the way restarting PCS autonegotiation for a
* certain MAC port
* @mac_pcs_link_up: Holding the way setting up the PHY attribute to the pcs
* of the certain MAC port
*/
struct mt753x_info {
enum mt753x_id id;
int (*sw_setup)(struct dsa_switch *ds);
int (*phy_read)(struct dsa_switch *ds, int port, int regnum);
int (*phy_write)(struct dsa_switch *ds, int port, int regnum, u16 val);
int (*pad_setup)(struct dsa_switch *ds, phy_interface_t interface);
int (*cpu_port_config)(struct dsa_switch *ds, int port);
bool (*phy_mode_supported)(struct dsa_switch *ds, int port,
const struct phylink_link_state *state);
void (*mac_port_validate)(struct dsa_switch *ds, int port,
unsigned long *supported);
int (*mac_port_get_state)(struct dsa_switch *ds, int port,
struct phylink_link_state *state);
int (*mac_port_config)(struct dsa_switch *ds, int port,
unsigned int mode,
phy_interface_t interface);
void (*mac_pcs_an_restart)(struct dsa_switch *ds, int port);
void (*mac_pcs_link_up)(struct dsa_switch *ds, int port,
unsigned int mode, phy_interface_t interface,
int speed, int duplex);
};
/* struct mt7530_priv - This is the main data structure for holding the state
* of the driver
* @dev: The device pointer
* @ds: The pointer to the dsa core structure
* @bus: The bus used for the device and built-in PHY
* @rstc: The pointer to reset control used by MCM
* @core_pwr: The power supplied into the core
* @io_pwr: The power supplied into the I/O
* @reset: The descriptor for GPIO line tied to its reset pin
* @mcm: Flag for distinguishing if standalone IC or module
* coupling
* @ports: Holding the state among ports
* @reg_mutex: The lock for protecting among process accessing
* registers
* @p6_interface Holding the current port 6 interface
* @p5_intf_sel: Holding the current port 5 interface select
*/
struct mt7530_priv {
struct device *dev;
struct dsa_switch *ds;
struct mii_bus *bus;
struct reset_control *rstc;
struct regulator *core_pwr;
struct regulator *io_pwr;
struct gpio_desc *reset;
const struct mt753x_info *info;
unsigned int id;
bool mcm;
phy_interface_t p6_interface;
phy_interface_t p5_interface;
unsigned int p5_intf_sel;
u8 mirror_rx;
u8 mirror_tx;
struct mt7530_port ports[MT7530_NUM_PORTS];
/* protect among processes for registers access*/
struct mutex reg_mutex;
};
struct mt7530_hw_vlan_entry {
int port;
u8 old_members;
bool untagged;
};
static inline void mt7530_hw_vlan_entry_init(struct mt7530_hw_vlan_entry *e,
int port, bool untagged)
{
e->port = port;
e->untagged = untagged;
}
typedef void (*mt7530_vlan_op)(struct mt7530_priv *,
struct mt7530_hw_vlan_entry *);
struct mt7530_hw_stats {
const char *string;
u16 reg;
u8 sizeof_stat;
};
struct mt7530_dummy_poll {
struct mt7530_priv *priv;
u32 reg;
};
static inline void INIT_MT7530_DUMMY_POLL(struct mt7530_dummy_poll *p,
struct mt7530_priv *priv, u32 reg)
{
p->priv = priv;
p->reg = reg;
}
#endif /* __MT7530_H */
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