| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (C) 2025 MediaTek Inc. |
| * |
| * Author: Weijie Gao <weijie.gao@mediatek.com> |
| * Author: Mark Lee <mark-mc.lee@mediatek.com> |
| */ |
| |
| #ifndef _MTK_ETH_MT753X_H_ |
| #define _MTK_ETH_MT753X_H_ |
| |
| #include <phy.h> |
| #include <miiphy.h> |
| #include <linux/bitops.h> |
| #include <linux/bitfield.h> |
| |
| struct mtk_eth_priv; |
| |
| #define MT753X_NUM_PHYS 5 |
| #define MT753X_NUM_PORTS 7 |
| #define MT753X_DFL_SMI_ADDR 31 |
| #define MT753X_SMI_ADDR_MASK 0x1f |
| |
| #define MT753X_PHY_ADDR(base, addr) \ |
| (((base) + (addr)) & 0x1f) |
| |
| /* MT7530 Registers */ |
| #define PCR_REG(p) (0x2004 + (p) * 0x100) |
| #define PORT_MATRIX_S 16 |
| #define PORT_MATRIX_M 0xff0000 |
| |
| #define PVC_REG(p) (0x2010 + (p) * 0x100) |
| #define STAG_VPID_S 16 |
| #define STAG_VPID_M 0xffff0000 |
| #define VLAN_ATTR_S 6 |
| #define VLAN_ATTR_M 0xc0 |
| |
| /* VLAN_ATTR: VLAN attributes */ |
| #define VLAN_ATTR_USER 0 |
| #define VLAN_ATTR_STACK 1 |
| #define VLAN_ATTR_TRANSLATION 2 |
| #define VLAN_ATTR_TRANSPARENT 3 |
| |
| #define PMCR_REG(p) (0x3000 + (p) * 0x100) |
| /* XXX: all fields of MT7530 are defined under GMAC_PORT_MCR |
| * MT7531 specific fields are defined below |
| */ |
| #define FORCE_MODE_EEE1G BIT(25) |
| #define FORCE_MODE_EEE100 BIT(26) |
| #define FORCE_MODE_TX_FC BIT(27) |
| #define FORCE_MODE_RX_FC BIT(28) |
| #define FORCE_MODE_DPX BIT(29) |
| #define FORCE_MODE_SPD BIT(30) |
| #define FORCE_MODE_LNK BIT(31) |
| #define MT7531_FORCE_MODE FORCE_MODE_TX_FC | FORCE_MODE_RX_FC | \ |
| FORCE_MODE_DPX | FORCE_MODE_SPD | \ |
| FORCE_MODE_LNK |
| #define MT7988_FORCE_MODE FORCE_MODE_TX_FC | FORCE_MODE_RX_FC | \ |
| FORCE_MODE_DPX | FORCE_MODE_SPD | \ |
| FORCE_MODE_LNK |
| |
| /* MT7531 SGMII Registers */ |
| #define MT7531_SGMII_REG_BASE 0x5000 |
| #define MT7531_SGMII_REG_PORT_BASE 0x1000 |
| #define MT7531_SGMII_REG(p, r) (MT7531_SGMII_REG_BASE + \ |
| (p) * MT7531_SGMII_REG_PORT_BASE + (r)) |
| #define MT7531_PCS_CONTROL_1(p) MT7531_SGMII_REG(((p) - 5), 0x00) |
| #define MT7531_SGMII_MODE(p) MT7531_SGMII_REG(((p) - 5), 0x20) |
| #define MT7531_QPHY_PWR_STATE_CTRL(p) MT7531_SGMII_REG(((p) - 5), 0xe8) |
| #define MT7531_PHYA_CTRL_SIGNAL3(p) MT7531_SGMII_REG(((p) - 5), 0x128) |
| #define MT7531_PHYA_ANA_SYSPLL(p) MT7531_SGMII_REG(((p) - 5), 0x158) |
| /* XXX: all fields of MT7531 SGMII are defined under SGMSYS */ |
| |
| /* MT753x System Control Register */ |
| #define SYS_CTRL_REG 0x7000 |
| #define SW_PHY_RST BIT(2) |
| #define SW_SYS_RST BIT(1) |
| #define SW_REG_RST BIT(0) |
| |
| /* MT7531 */ |
| #define MT7531_PHY_IAC 0x701c |
| /* XXX: all fields are defined under GMAC_PIAC_REG */ |
| |
| #define MT7531_CLKGEN_CTRL 0x7500 |
| #define CLK_SKEW_OUT_S 8 |
| #define CLK_SKEW_OUT_M 0x300 |
| #define CLK_SKEW_IN_S 6 |
| #define CLK_SKEW_IN_M 0xc0 |
| #define RXCLK_NO_DELAY BIT(5) |
| #define TXCLK_NO_REVERSE BIT(4) |
| #define GP_MODE_S 1 |
| #define GP_MODE_M 0x06 |
| #define GP_CLK_EN BIT(0) |
| |
| /* Values of GP_MODE */ |
| #define GP_MODE_RGMII 0 |
| #define GP_MODE_MII 1 |
| #define GP_MODE_REV_MII 2 |
| |
| /* Values of CLK_SKEW_IN */ |
| #define CLK_SKEW_IN_NO_CHANGE 0 |
| #define CLK_SKEW_IN_DELAY_100PPS 1 |
| #define CLK_SKEW_IN_DELAY_200PPS 2 |
| #define CLK_SKEW_IN_REVERSE 3 |
| |
| /* Values of CLK_SKEW_OUT */ |
| #define CLK_SKEW_OUT_NO_CHANGE 0 |
| #define CLK_SKEW_OUT_DELAY_100PPS 1 |
| #define CLK_SKEW_OUT_DELAY_200PPS 2 |
| #define CLK_SKEW_OUT_REVERSE 3 |
| |
| #define HWTRAP_REG 0x7800 |
| /* MT7530 Modified Hardware Trap Status Registers */ |
| #define MHWTRAP_REG 0x7804 |
| #define CHG_TRAP BIT(16) |
| #define LOOPDET_DIS BIT(14) |
| #define P5_INTF_SEL_S 13 |
| #define P5_INTF_SEL_M 0x2000 |
| #define SMI_ADDR_S 11 |
| #define SMI_ADDR_M 0x1800 |
| #define XTAL_FSEL_S 9 |
| #define XTAL_FSEL_M 0x600 |
| #define P6_INTF_DIS BIT(8) |
| #define P5_INTF_MODE_S 7 |
| #define P5_INTF_MODE_M 0x80 |
| #define P5_INTF_DIS BIT(6) |
| #define C_MDIO_BPS BIT(5) |
| #define CHIP_MODE_S 0 |
| #define CHIP_MODE_M 0x0f |
| |
| /* P5_INTF_SEL: Interface type of Port5 */ |
| #define P5_INTF_SEL_GPHY 0 |
| #define P5_INTF_SEL_GMAC5 1 |
| |
| /* P5_INTF_MODE: Interface mode of Port5 */ |
| #define P5_INTF_MODE_GMII_MII 0 |
| #define P5_INTF_MODE_RGMII 1 |
| |
| #define MT7530_P6ECR 0x7830 |
| #define P6_INTF_MODE_M 0x3 |
| #define P6_INTF_MODE_S 0 |
| |
| /* P6_INTF_MODE: Interface mode of Port6 */ |
| #define P6_INTF_MODE_RGMII 0 |
| #define P6_INTF_MODE_TRGMII 1 |
| |
| #define MT7530_TRGMII_RD(n) (0x7a10 + (n) * 8) |
| #define RD_TAP_S 0 |
| #define RD_TAP_M 0x7f |
| |
| #define MT7530_TRGMII_TD_ODT(n) (0x7a54 + (n) * 8) |
| /* XXX: all fields are defined under GMAC_TRGMII_TD_ODT */ |
| |
| /* TOP Signals Status Register */ |
| #define MT7531_TOP_SIG_SR 0x780c |
| #define PAD_MCM_SMI_EN BIT(0) |
| #define PAD_DUAL_SGMII_EN BIT(1) |
| |
| /* MT7531 PLLGP Registers */ |
| #define MT7531_PLLGP_EN 0x7820 |
| #define EN_COREPLL BIT(2) |
| #define SW_CLKSW BIT(1) |
| #define SW_PLLGP BIT(0) |
| |
| #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) |
| |
| /* MT7531 RGMII and SGMII PLL clock */ |
| #define MT7531_ANA_PLLGP_CR2 0x78b0 |
| #define MT7531_ANA_PLLGP_CR5 0x78bc |
| |
| /* MT7531 GPIO GROUP IOLB SMT0 Control */ |
| #define MT7531_SMT0_IOLB 0x7f04 |
| #define SMT_IOLB_5_SMI_MDC_EN BIT(5) |
| |
| /* MT7530 GPHY MDIO MMD Registers */ |
| #define CORE_PLL_GROUP2 0x401 |
| #define RG_SYSPLL_EN_NORMAL BIT(15) |
| #define RG_SYSPLL_VODEN BIT(14) |
| #define RG_SYSPLL_POSDIV_S 5 |
| #define RG_SYSPLL_POSDIV_M 0x60 |
| |
| #define CORE_PLL_GROUP4 0x403 |
| #define MT7531_BYPASS_MODE BIT(4) |
| #define MT7531_POWER_ON_OFF BIT(5) |
| #define RG_SYSPLL_DDSFBK_EN BIT(12) |
| #define RG_SYSPLL_BIAS_EN BIT(11) |
| #define RG_SYSPLL_BIAS_LPF_EN BIT(10) |
| |
| #define CORE_PLL_GROUP5 0x404 |
| #define RG_LCDDS_PCW_NCPO1_S 0 |
| #define RG_LCDDS_PCW_NCPO1_M 0xffff |
| |
| #define CORE_PLL_GROUP6 0x405 |
| #define RG_LCDDS_PCW_NCPO0_S 0 |
| #define RG_LCDDS_PCW_NCPO0_M 0xffff |
| |
| #define CORE_PLL_GROUP7 0x406 |
| #define RG_LCDDS_PWDB BIT(15) |
| #define RG_LCDDS_ISO_EN BIT(13) |
| #define RG_LCCDS_C_S 4 |
| #define RG_LCCDS_C_M 0x70 |
| #define RG_LCDDS_PCW_NCPO_CHG BIT(3) |
| |
| #define CORE_PLL_GROUP10 0x409 |
| #define RG_LCDDS_SSC_DELTA_S 0 |
| #define RG_LCDDS_SSC_DELTA_M 0xfff |
| |
| #define CORE_PLL_GROUP11 0x40a |
| #define RG_LCDDS_SSC_DELTA1_S 0 |
| #define RG_LCDDS_SSC_DELTA1_M 0xfff |
| |
| #define CORE_GSWPLL_GRP1 0x40d |
| #define RG_GSWPLL_POSDIV_200M_S 12 |
| #define RG_GSWPLL_POSDIV_200M_M 0x3000 |
| #define RG_GSWPLL_EN_PRE BIT(11) |
| #define RG_GSWPLL_FBKDIV_200M_S 0 |
| #define RG_GSWPLL_FBKDIV_200M_M 0xff |
| |
| #define CORE_GSWPLL_GRP2 0x40e |
| #define RG_GSWPLL_POSDIV_500M_S 8 |
| #define RG_GSWPLL_POSDIV_500M_M 0x300 |
| #define RG_GSWPLL_FBKDIV_500M_S 0 |
| #define RG_GSWPLL_FBKDIV_500M_M 0xff |
| |
| #define CORE_TRGMII_GSW_CLK_CG 0x410 |
| #define REG_GSWCK_EN BIT(0) |
| #define REG_TRGMIICK_EN BIT(1) |
| |
| /* Extend PHY Control Register 3 */ |
| #define PHY_EXT_REG_14 0x14 |
| |
| /* Fields of PHY_EXT_REG_14 */ |
| #define PHY_EN_DOWN_SHFIT BIT(4) |
| |
| /* Extend PHY Control Register 4 */ |
| #define PHY_EXT_REG_17 0x17 |
| |
| /* Fields of PHY_EXT_REG_17 */ |
| #define PHY_LINKDOWN_POWER_SAVING_EN BIT(4) |
| |
| /* PHY RXADC Control Register 7 */ |
| #define PHY_DEV1E_REG_0C6 0x0c6 |
| |
| /* Fields of PHY_DEV1E_REG_0C6 */ |
| #define PHY_POWER_SAVING_S 8 |
| #define PHY_POWER_SAVING_M 0x300 |
| #define PHY_POWER_SAVING_TX 0x0 |
| |
| struct mt753x_switch_priv { |
| struct mtk_eth_switch_priv epriv; |
| struct mii_dev *mdio_bus; |
| u32 smi_addr; |
| u32 phy_base; |
| u32 pmcr; |
| |
| int (*reg_read)(struct mt753x_switch_priv *priv, u32 reg, u32 *data); |
| int (*reg_write)(struct mt753x_switch_priv *priv, u32 reg, u32 data); |
| }; |
| |
| int __mt753x_mdio_reg_read(struct mtk_eth_priv *priv, u32 smi_addr, u32 reg, |
| u32 *data); |
| int mt753x_mdio_reg_read(struct mt753x_switch_priv *priv, u32 reg, u32 *data); |
| int mt753x_mdio_reg_write(struct mt753x_switch_priv *priv, u32 reg, u32 data); |
| |
| int mt753x_reg_read(struct mt753x_switch_priv *priv, u32 reg, u32 *data); |
| int mt753x_reg_write(struct mt753x_switch_priv *priv, u32 reg, u32 data); |
| void mt753x_reg_rmw(struct mt753x_switch_priv *priv, u32 reg, u32 clr, u32 set); |
| |
| int mt7531_mii_read(struct mt753x_switch_priv *priv, u8 phy, u8 reg); |
| int mt7531_mii_write(struct mt753x_switch_priv *priv, u8 phy, u8 reg, u16 val); |
| int mt7531_mmd_read(struct mt753x_switch_priv *priv, u8 addr, u8 devad, |
| u16 reg); |
| int mt7531_mmd_write(struct mt753x_switch_priv *priv, u8 addr, u8 devad, |
| u16 reg, u16 val); |
| |
| int mt7531_mdio_register(struct mt753x_switch_priv *priv); |
| |
| void mt753x_port_isolation(struct mt753x_switch_priv *priv); |
| |
| #endif /* _MTK_ETH_MT753X_H_ */ |