diff options
Diffstat (limited to 'drivers/net/mtk_eth.h')
| -rw-r--r-- | drivers/net/mtk_eth.h | 286 |
1 files changed, 286 insertions, 0 deletions
diff --git a/drivers/net/mtk_eth.h b/drivers/net/mtk_eth.h new file mode 100644 index 0000000000..fe89a03739 --- /dev/null +++ b/drivers/net/mtk_eth.h @@ -0,0 +1,286 @@ +/* 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 */ +#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 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 + +/* 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) + +/* 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 PCMR_REG(p) (0x3000 + (p) * 0x100) +/* XXX: all fields are defined under GMAC_PORT_MCR */ + +#define SYS_CTRL_REG 0x7000 +#define SW_PHY_RST BIT(2) +#define SW_SYS_RST BIT(1) +#define SW_REG_RST BIT(0) + +#define NUM_TRGMII_CTRL 5 + +#define HWTRAP_REG 0x7800 +#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 */ + +/* 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 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) + +#endif /* _MTK_ETH_H_ */ |