| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (C) 2018 MediaTek Inc. |
| * |
| * Author: Weijie Gao <weijie.gao@mediatek.com> |
| * Author: Mark Lee <mark-mc.lee@mediatek.com> |
| */ |
| |
| #ifndef _MTK_ETH_H_ |
| #define _MTK_ETH_H_ |
| |
| /* Frame Engine Register Bases */ |
| #include <linux/bitops.h> |
| #define PDMA_BASE 0x0800 |
| #define GDMA1_BASE 0x0500 |
| #define GDMA2_BASE 0x1500 |
| #define GMAC_BASE 0x10000 |
| |
| /* Ethernet subsystem registers */ |
| |
| #define ETHSYS_SYSCFG0_REG 0x14 |
| #define SYSCFG0_GE_MODE_S(n) (12 + ((n) * 2)) |
| #define SYSCFG0_GE_MODE_M 0x3 |
| #define SYSCFG0_SGMII_SEL_M (0x3 << 8) |
| #define SYSCFG0_SGMII_SEL(gmac) ((!(gmac)) ? BIT(9) : BIT(8)) |
| |
| #define ETHSYS_CLKCFG0_REG 0x2c |
| #define ETHSYS_TRGMII_CLK_SEL362_5 BIT(11) |
| |
| /* SYSCFG0_GE_MODE: GE Modes */ |
| #define GE_MODE_RGMII 0 |
| #define GE_MODE_MII 1 |
| #define GE_MODE_MII_PHY 2 |
| #define GE_MODE_RMII 3 |
| |
| /* SGMII subsystem config registers */ |
| #define SGMSYS_PCS_CONTROL_1 0x0 |
| #define SGMII_LINK_STATUS BIT(18) |
| #define SGMII_AN_ENABLE BIT(12) |
| #define SGMII_AN_RESTART BIT(9) |
| |
| #define SGMSYS_SGMII_MODE 0x20 |
| #define SGMII_FORCE_MODE 0x31120019 |
| |
| #define SGMSYS_QPHY_PWR_STATE_CTRL 0xe8 |
| #define SGMII_PHYA_PWD BIT(4) |
| |
| #define SGMSYS_GEN2_SPEED 0x2028 |
| #define SGMSYS_GEN2_SPEED_V2 0x128 |
| #define SGMSYS_SPEED_2500 BIT(2) |
| |
| /* Frame Engine Registers */ |
| |
| /* PDMA */ |
| #define TX_BASE_PTR_REG(n) (0x000 + (n) * 0x10) |
| #define TX_MAX_CNT_REG(n) (0x004 + (n) * 0x10) |
| #define TX_CTX_IDX_REG(n) (0x008 + (n) * 0x10) |
| #define TX_DTX_IDX_REG(n) (0x00c + (n) * 0x10) |
| |
| #define RX_BASE_PTR_REG(n) (0x100 + (n) * 0x10) |
| #define RX_MAX_CNT_REG(n) (0x104 + (n) * 0x10) |
| #define RX_CRX_IDX_REG(n) (0x108 + (n) * 0x10) |
| #define RX_DRX_IDX_REG(n) (0x10c + (n) * 0x10) |
| |
| #define PDMA_GLO_CFG_REG 0x204 |
| #define TX_WB_DDONE BIT(6) |
| #define RX_DMA_BUSY BIT(3) |
| #define RX_DMA_EN BIT(2) |
| #define TX_DMA_BUSY BIT(1) |
| #define TX_DMA_EN BIT(0) |
| |
| #define PDMA_RST_IDX_REG 0x208 |
| #define RST_DRX_IDX0 BIT(16) |
| #define RST_DTX_IDX0 BIT(0) |
| |
| /* GDMA */ |
| #define GDMA_IG_CTRL_REG 0x000 |
| #define GDM_ICS_EN BIT(22) |
| #define GDM_TCS_EN BIT(21) |
| #define GDM_UCS_EN BIT(20) |
| #define STRP_CRC BIT(16) |
| #define MYMAC_DP_S 12 |
| #define MYMAC_DP_M 0xf000 |
| #define BC_DP_S 8 |
| #define BC_DP_M 0xf00 |
| #define MC_DP_S 4 |
| #define MC_DP_M 0xf0 |
| #define UN_DP_S 0 |
| #define UN_DP_M 0x0f |
| |
| #define GDMA_MAC_LSB_REG 0x008 |
| |
| #define GDMA_MAC_MSB_REG 0x00c |
| |
| /* MYMAC_DP/BC_DP/MC_DP/UN_DP: Destination ports */ |
| #define DP_PDMA 0 |
| #define DP_GDMA1 1 |
| #define DP_GDMA2 2 |
| #define DP_PPE 4 |
| #define DP_QDMA 5 |
| #define DP_DISCARD 7 |
| |
| /* GMAC Registers */ |
| |
| #define GMAC_PIAC_REG 0x0004 |
| #define PHY_ACS_ST BIT(31) |
| #define MDIO_REG_ADDR_S 25 |
| #define MDIO_REG_ADDR_M 0x3e000000 |
| #define MDIO_PHY_ADDR_S 20 |
| #define MDIO_PHY_ADDR_M 0x1f00000 |
| #define MDIO_CMD_S 18 |
| #define MDIO_CMD_M 0xc0000 |
| #define MDIO_ST_S 16 |
| #define MDIO_ST_M 0x30000 |
| #define MDIO_RW_DATA_S 0 |
| #define MDIO_RW_DATA_M 0xffff |
| |
| /* MDIO_CMD: MDIO commands */ |
| #define MDIO_CMD_ADDR 0 |
| #define MDIO_CMD_WRITE 1 |
| #define MDIO_CMD_READ 2 |
| #define MDIO_CMD_READ_C45 3 |
| |
| /* MDIO_ST: MDIO start field */ |
| #define MDIO_ST_C45 0 |
| #define MDIO_ST_C22 1 |
| |
| #define GMAC_PORT_MCR(p) (0x0100 + (p) * 0x100) |
| #define MAC_RX_PKT_LEN_S 24 |
| #define MAC_RX_PKT_LEN_M 0x3000000 |
| #define IPG_CFG_S 18 |
| #define IPG_CFG_M 0xc0000 |
| #define MAC_MODE BIT(16) |
| #define FORCE_MODE BIT(15) |
| #define MAC_TX_EN BIT(14) |
| #define MAC_RX_EN BIT(13) |
| #define BKOFF_EN BIT(9) |
| #define BACKPR_EN BIT(8) |
| #define FORCE_RX_FC BIT(5) |
| #define FORCE_TX_FC BIT(4) |
| #define FORCE_SPD_S 2 |
| #define FORCE_SPD_M 0x0c |
| #define FORCE_DPX BIT(1) |
| #define FORCE_LINK BIT(0) |
| |
| /* Values of IPG_CFG */ |
| #define IPG_96BIT 0 |
| #define IPG_96BIT_WITH_SHORT_IPG 1 |
| #define IPG_64BIT 2 |
| |
| /* MAC_RX_PKT_LEN: Max RX packet length */ |
| #define MAC_RX_PKT_LEN_1518 0 |
| #define MAC_RX_PKT_LEN_1536 1 |
| #define MAC_RX_PKT_LEN_1552 2 |
| #define MAC_RX_PKT_LEN_JUMBO 3 |
| |
| /* FORCE_SPD: Forced link speed */ |
| #define SPEED_10M 0 |
| #define SPEED_100M 1 |
| #define SPEED_1000M 2 |
| |
| #define GMAC_TRGMII_RCK_CTRL 0x300 |
| #define RX_RST BIT(31) |
| #define RXC_DQSISEL BIT(30) |
| |
| #define GMAC_TRGMII_TD_ODT(n) (0x354 + (n) * 8) |
| #define TD_DM_DRVN_S 4 |
| #define TD_DM_DRVN_M 0xf0 |
| #define TD_DM_DRVP_S 0 |
| #define TD_DM_DRVP_M 0x0f |
| |
| /* 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_EEE1G | FORCE_MODE_EEE100 |\ |
| 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) |
| /* 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 NUM_TRGMII_CTRL 5 |
| |
| #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 Indirect Access Registers */ |
| #define MII_MMD_ACC_CTL_REG 0x0d |
| #define MMD_CMD_S 14 |
| #define MMD_CMD_M 0xc000 |
| #define MMD_DEVAD_S 0 |
| #define MMD_DEVAD_M 0x1f |
| |
| /* MMD_CMD: MMD commands */ |
| #define MMD_ADDR 0 |
| #define MMD_DATA 1 |
| #define MMD_DATA_RW_POST_INC 2 |
| #define MMD_DATA_W_POST_INC 3 |
| |
| #define MII_MMD_ADDR_DATA_REG 0x0e |
| |
| /* 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 |
| |
| #endif /* _MTK_ETH_H_ */ |