| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* Copyright (C) 2018 Microchip Technology Inc. */ |
| |
| #ifndef _LAN743X_H |
| #define _LAN743X_H |
| |
| #include "lan743x_ptp.h" |
| |
| #define DRIVER_AUTHOR "Bryan Whitehead <Bryan.Whitehead@microchip.com>" |
| #define DRIVER_DESC "LAN743x PCIe Gigabit Ethernet Driver" |
| #define DRIVER_NAME "lan743x" |
| |
| /* Register Definitions */ |
| #define ID_REV (0x00) |
| #define ID_REV_ID_MASK_ (0xFFFF0000) |
| #define ID_REV_ID_LAN7430_ (0x74300000) |
| #define ID_REV_ID_LAN7431_ (0x74310000) |
| #define ID_REV_IS_VALID_CHIP_ID_(id_rev) \ |
| (((id_rev) & 0xFFF00000) == 0x74300000) |
| #define ID_REV_CHIP_REV_MASK_ (0x0000FFFF) |
| #define ID_REV_CHIP_REV_A0_ (0x00000000) |
| #define ID_REV_CHIP_REV_B0_ (0x00000010) |
| |
| #define FPGA_REV (0x04) |
| #define FPGA_REV_GET_MINOR_(fpga_rev) (((fpga_rev) >> 8) & 0x000000FF) |
| #define FPGA_REV_GET_MAJOR_(fpga_rev) ((fpga_rev) & 0x000000FF) |
| |
| #define HW_CFG (0x010) |
| #define HW_CFG_LRST_ BIT(1) |
| |
| #define PMT_CTL (0x014) |
| #define PMT_CTL_ETH_PHY_D3_COLD_OVR_ BIT(27) |
| #define PMT_CTL_MAC_D3_RX_CLK_OVR_ BIT(25) |
| #define PMT_CTL_ETH_PHY_EDPD_PLL_CTL_ BIT(24) |
| #define PMT_CTL_ETH_PHY_D3_OVR_ BIT(23) |
| #define PMT_CTL_RX_FCT_RFE_D3_CLK_OVR_ BIT(18) |
| #define PMT_CTL_GPIO_WAKEUP_EN_ BIT(15) |
| #define PMT_CTL_EEE_WAKEUP_EN_ BIT(13) |
| #define PMT_CTL_READY_ BIT(7) |
| #define PMT_CTL_ETH_PHY_RST_ BIT(4) |
| #define PMT_CTL_WOL_EN_ BIT(3) |
| #define PMT_CTL_ETH_PHY_WAKE_EN_ BIT(2) |
| #define PMT_CTL_WUPS_MASK_ (0x00000003) |
| |
| #define DP_SEL (0x024) |
| #define DP_SEL_DPRDY_ BIT(31) |
| #define DP_SEL_MASK_ (0x0000001F) |
| #define DP_SEL_RFE_RAM (0x00000001) |
| |
| #define DP_SEL_VHF_HASH_LEN (16) |
| #define DP_SEL_VHF_VLAN_LEN (128) |
| |
| #define DP_CMD (0x028) |
| #define DP_CMD_WRITE_ (0x00000001) |
| |
| #define DP_ADDR (0x02C) |
| |
| #define DP_DATA_0 (0x030) |
| |
| #define E2P_CMD (0x040) |
| #define E2P_CMD_EPC_BUSY_ BIT(31) |
| #define E2P_CMD_EPC_CMD_WRITE_ (0x30000000) |
| #define E2P_CMD_EPC_CMD_EWEN_ (0x20000000) |
| #define E2P_CMD_EPC_CMD_READ_ (0x00000000) |
| #define E2P_CMD_EPC_TIMEOUT_ BIT(10) |
| #define E2P_CMD_EPC_ADDR_MASK_ (0x000001FF) |
| |
| #define E2P_DATA (0x044) |
| |
| #define GPIO_CFG0 (0x050) |
| #define GPIO_CFG0_GPIO_DIR_BIT_(bit) BIT(16 + (bit)) |
| #define GPIO_CFG0_GPIO_DATA_BIT_(bit) BIT(0 + (bit)) |
| |
| #define GPIO_CFG1 (0x054) |
| #define GPIO_CFG1_GPIOEN_BIT_(bit) BIT(16 + (bit)) |
| #define GPIO_CFG1_GPIOBUF_BIT_(bit) BIT(0 + (bit)) |
| |
| #define GPIO_CFG2 (0x058) |
| #define GPIO_CFG2_1588_POL_BIT_(bit) BIT(0 + (bit)) |
| |
| #define GPIO_CFG3 (0x05C) |
| #define GPIO_CFG3_1588_CH_SEL_BIT_(bit) BIT(16 + (bit)) |
| #define GPIO_CFG3_1588_OE_BIT_(bit) BIT(0 + (bit)) |
| |
| #define FCT_RX_CTL (0xAC) |
| #define FCT_RX_CTL_EN_(channel) BIT(28 + (channel)) |
| #define FCT_RX_CTL_DIS_(channel) BIT(24 + (channel)) |
| #define FCT_RX_CTL_RESET_(channel) BIT(20 + (channel)) |
| |
| #define FCT_TX_CTL (0xC4) |
| #define FCT_TX_CTL_EN_(channel) BIT(28 + (channel)) |
| #define FCT_TX_CTL_DIS_(channel) BIT(24 + (channel)) |
| #define FCT_TX_CTL_RESET_(channel) BIT(20 + (channel)) |
| |
| #define FCT_FLOW(rx_channel) (0xE0 + ((rx_channel) << 2)) |
| #define FCT_FLOW_CTL_OFF_THRESHOLD_ (0x00007F00) |
| #define FCT_FLOW_CTL_OFF_THRESHOLD_SET_(value) \ |
| ((value << 8) & FCT_FLOW_CTL_OFF_THRESHOLD_) |
| #define FCT_FLOW_CTL_REQ_EN_ BIT(7) |
| #define FCT_FLOW_CTL_ON_THRESHOLD_ (0x0000007F) |
| #define FCT_FLOW_CTL_ON_THRESHOLD_SET_(value) \ |
| ((value << 0) & FCT_FLOW_CTL_ON_THRESHOLD_) |
| |
| #define MAC_CR (0x100) |
| #define MAC_CR_EEE_EN_ BIT(17) |
| #define MAC_CR_ADD_ BIT(12) |
| #define MAC_CR_ASD_ BIT(11) |
| #define MAC_CR_CNTR_RST_ BIT(5) |
| #define MAC_CR_RST_ BIT(0) |
| |
| #define MAC_RX (0x104) |
| #define MAC_RX_MAX_SIZE_SHIFT_ (16) |
| #define MAC_RX_MAX_SIZE_MASK_ (0x3FFF0000) |
| #define MAC_RX_RXD_ BIT(1) |
| #define MAC_RX_RXEN_ BIT(0) |
| |
| #define MAC_TX (0x108) |
| #define MAC_TX_TXD_ BIT(1) |
| #define MAC_TX_TXEN_ BIT(0) |
| |
| #define MAC_FLOW (0x10C) |
| #define MAC_FLOW_CR_TX_FCEN_ BIT(30) |
| #define MAC_FLOW_CR_RX_FCEN_ BIT(29) |
| #define MAC_FLOW_CR_FCPT_MASK_ (0x0000FFFF) |
| |
| #define MAC_RX_ADDRH (0x118) |
| |
| #define MAC_RX_ADDRL (0x11C) |
| |
| #define MAC_MII_ACC (0x120) |
| #define MAC_MII_ACC_PHY_ADDR_SHIFT_ (11) |
| #define MAC_MII_ACC_PHY_ADDR_MASK_ (0x0000F800) |
| #define MAC_MII_ACC_MIIRINDA_SHIFT_ (6) |
| #define MAC_MII_ACC_MIIRINDA_MASK_ (0x000007C0) |
| #define MAC_MII_ACC_MII_READ_ (0x00000000) |
| #define MAC_MII_ACC_MII_WRITE_ (0x00000002) |
| #define MAC_MII_ACC_MII_BUSY_ BIT(0) |
| |
| #define MAC_MII_DATA (0x124) |
| |
| #define MAC_EEE_TX_LPI_REQ_DLY_CNT (0x130) |
| |
| #define MAC_WUCSR (0x140) |
| #define MAC_WUCSR_RFE_WAKE_EN_ BIT(14) |
| #define MAC_WUCSR_PFDA_EN_ BIT(3) |
| #define MAC_WUCSR_WAKE_EN_ BIT(2) |
| #define MAC_WUCSR_MPEN_ BIT(1) |
| #define MAC_WUCSR_BCST_EN_ BIT(0) |
| |
| #define MAC_WK_SRC (0x144) |
| |
| #define MAC_WUF_CFG0 (0x150) |
| #define MAC_NUM_OF_WUF_CFG (32) |
| #define MAC_WUF_CFG_BEGIN (MAC_WUF_CFG0) |
| #define MAC_WUF_CFG(index) (MAC_WUF_CFG_BEGIN + (4 * (index))) |
| #define MAC_WUF_CFG_EN_ BIT(31) |
| #define MAC_WUF_CFG_TYPE_MCAST_ (0x02000000) |
| #define MAC_WUF_CFG_TYPE_ALL_ (0x01000000) |
| #define MAC_WUF_CFG_OFFSET_SHIFT_ (16) |
| #define MAC_WUF_CFG_CRC16_MASK_ (0x0000FFFF) |
| |
| #define MAC_WUF_MASK0_0 (0x200) |
| #define MAC_WUF_MASK0_1 (0x204) |
| #define MAC_WUF_MASK0_2 (0x208) |
| #define MAC_WUF_MASK0_3 (0x20C) |
| #define MAC_WUF_MASK0_BEGIN (MAC_WUF_MASK0_0) |
| #define MAC_WUF_MASK1_BEGIN (MAC_WUF_MASK0_1) |
| #define MAC_WUF_MASK2_BEGIN (MAC_WUF_MASK0_2) |
| #define MAC_WUF_MASK3_BEGIN (MAC_WUF_MASK0_3) |
| #define MAC_WUF_MASK0(index) (MAC_WUF_MASK0_BEGIN + (0x10 * (index))) |
| #define MAC_WUF_MASK1(index) (MAC_WUF_MASK1_BEGIN + (0x10 * (index))) |
| #define MAC_WUF_MASK2(index) (MAC_WUF_MASK2_BEGIN + (0x10 * (index))) |
| #define MAC_WUF_MASK3(index) (MAC_WUF_MASK3_BEGIN + (0x10 * (index))) |
| |
| /* offset 0x400 - 0x500, x may range from 0 to 32, for a total of 33 entries */ |
| #define RFE_ADDR_FILT_HI(x) (0x400 + (8 * (x))) |
| #define RFE_ADDR_FILT_HI_VALID_ BIT(31) |
| |
| /* offset 0x404 - 0x504, x may range from 0 to 32, for a total of 33 entries */ |
| #define RFE_ADDR_FILT_LO(x) (0x404 + (8 * (x))) |
| |
| #define RFE_CTL (0x508) |
| #define RFE_CTL_AB_ BIT(10) |
| #define RFE_CTL_AM_ BIT(9) |
| #define RFE_CTL_AU_ BIT(8) |
| #define RFE_CTL_MCAST_HASH_ BIT(3) |
| #define RFE_CTL_DA_PERFECT_ BIT(1) |
| |
| #define RFE_RSS_CFG (0x554) |
| #define RFE_RSS_CFG_UDP_IPV6_EX_ BIT(16) |
| #define RFE_RSS_CFG_TCP_IPV6_EX_ BIT(15) |
| #define RFE_RSS_CFG_IPV6_EX_ BIT(14) |
| #define RFE_RSS_CFG_UDP_IPV6_ BIT(13) |
| #define RFE_RSS_CFG_TCP_IPV6_ BIT(12) |
| #define RFE_RSS_CFG_IPV6_ BIT(11) |
| #define RFE_RSS_CFG_UDP_IPV4_ BIT(10) |
| #define RFE_RSS_CFG_TCP_IPV4_ BIT(9) |
| #define RFE_RSS_CFG_IPV4_ BIT(8) |
| #define RFE_RSS_CFG_VALID_HASH_BITS_ (0x000000E0) |
| #define RFE_RSS_CFG_RSS_QUEUE_ENABLE_ BIT(2) |
| #define RFE_RSS_CFG_RSS_HASH_STORE_ BIT(1) |
| #define RFE_RSS_CFG_RSS_ENABLE_ BIT(0) |
| |
| #define RFE_HASH_KEY(index) (0x558 + (index << 2)) |
| |
| #define RFE_INDX(index) (0x580 + (index << 2)) |
| |
| #define MAC_WUCSR2 (0x600) |
| |
| #define INT_STS (0x780) |
| #define INT_BIT_DMA_RX_(channel) BIT(24 + (channel)) |
| #define INT_BIT_ALL_RX_ (0x0F000000) |
| #define INT_BIT_DMA_TX_(channel) BIT(16 + (channel)) |
| #define INT_BIT_ALL_TX_ (0x000F0000) |
| #define INT_BIT_SW_GP_ BIT(9) |
| #define INT_BIT_1588_ BIT(7) |
| #define INT_BIT_ALL_OTHER_ (INT_BIT_SW_GP_ | INT_BIT_1588_) |
| #define INT_BIT_MAS_ BIT(0) |
| |
| #define INT_SET (0x784) |
| |
| #define INT_EN_SET (0x788) |
| |
| #define INT_EN_CLR (0x78C) |
| |
| #define INT_STS_R2C (0x790) |
| |
| #define INT_VEC_EN_SET (0x794) |
| #define INT_VEC_EN_CLR (0x798) |
| #define INT_VEC_EN_AUTO_CLR (0x79C) |
| #define INT_VEC_EN_(vector_index) BIT(0 + vector_index) |
| |
| #define INT_VEC_MAP0 (0x7A0) |
| #define INT_VEC_MAP0_RX_VEC_(channel, vector) \ |
| (((u32)(vector)) << ((channel) << 2)) |
| |
| #define INT_VEC_MAP1 (0x7A4) |
| #define INT_VEC_MAP1_TX_VEC_(channel, vector) \ |
| (((u32)(vector)) << ((channel) << 2)) |
| |
| #define INT_VEC_MAP2 (0x7A8) |
| |
| #define INT_MOD_MAP0 (0x7B0) |
| |
| #define INT_MOD_MAP1 (0x7B4) |
| |
| #define INT_MOD_MAP2 (0x7B8) |
| |
| #define INT_MOD_CFG0 (0x7C0) |
| #define INT_MOD_CFG1 (0x7C4) |
| #define INT_MOD_CFG2 (0x7C8) |
| #define INT_MOD_CFG3 (0x7CC) |
| #define INT_MOD_CFG4 (0x7D0) |
| #define INT_MOD_CFG5 (0x7D4) |
| #define INT_MOD_CFG6 (0x7D8) |
| #define INT_MOD_CFG7 (0x7DC) |
| |
| #define PTP_CMD_CTL (0x0A00) |
| #define PTP_CMD_CTL_PTP_CLK_STP_NSEC_ BIT(6) |
| #define PTP_CMD_CTL_PTP_CLOCK_STEP_SEC_ BIT(5) |
| #define PTP_CMD_CTL_PTP_CLOCK_LOAD_ BIT(4) |
| #define PTP_CMD_CTL_PTP_CLOCK_READ_ BIT(3) |
| #define PTP_CMD_CTL_PTP_ENABLE_ BIT(2) |
| #define PTP_CMD_CTL_PTP_DISABLE_ BIT(1) |
| #define PTP_CMD_CTL_PTP_RESET_ BIT(0) |
| #define PTP_GENERAL_CONFIG (0x0A04) |
| #define PTP_GENERAL_CONFIG_CLOCK_EVENT_X_MASK_(channel) \ |
| (0x7 << (1 + ((channel) << 2))) |
| #define PTP_GENERAL_CONFIG_CLOCK_EVENT_100NS_ (0) |
| #define PTP_GENERAL_CONFIG_CLOCK_EVENT_10US_ (1) |
| #define PTP_GENERAL_CONFIG_CLOCK_EVENT_100US_ (2) |
| #define PTP_GENERAL_CONFIG_CLOCK_EVENT_1MS_ (3) |
| #define PTP_GENERAL_CONFIG_CLOCK_EVENT_10MS_ (4) |
| #define PTP_GENERAL_CONFIG_CLOCK_EVENT_200MS_ (5) |
| #define PTP_GENERAL_CONFIG_CLOCK_EVENT_X_SET_(channel, value) \ |
| (((value) & 0x7) << (1 + ((channel) << 2))) |
| #define PTP_GENERAL_CONFIG_RELOAD_ADD_X_(channel) (BIT((channel) << 2)) |
| |
| #define PTP_INT_STS (0x0A08) |
| #define PTP_INT_EN_SET (0x0A0C) |
| #define PTP_INT_EN_CLR (0x0A10) |
| #define PTP_INT_BIT_TX_SWTS_ERR_ BIT(13) |
| #define PTP_INT_BIT_TX_TS_ BIT(12) |
| #define PTP_INT_BIT_TIMER_B_ BIT(1) |
| #define PTP_INT_BIT_TIMER_A_ BIT(0) |
| |
| #define PTP_CLOCK_SEC (0x0A14) |
| #define PTP_CLOCK_NS (0x0A18) |
| #define PTP_CLOCK_SUBNS (0x0A1C) |
| #define PTP_CLOCK_RATE_ADJ (0x0A20) |
| #define PTP_CLOCK_RATE_ADJ_DIR_ BIT(31) |
| #define PTP_CLOCK_STEP_ADJ (0x0A2C) |
| #define PTP_CLOCK_STEP_ADJ_DIR_ BIT(31) |
| #define PTP_CLOCK_STEP_ADJ_VALUE_MASK_ (0x3FFFFFFF) |
| #define PTP_CLOCK_TARGET_SEC_X(channel) (0x0A30 + ((channel) << 4)) |
| #define PTP_CLOCK_TARGET_NS_X(channel) (0x0A34 + ((channel) << 4)) |
| #define PTP_CLOCK_TARGET_RELOAD_SEC_X(channel) (0x0A38 + ((channel) << 4)) |
| #define PTP_CLOCK_TARGET_RELOAD_NS_X(channel) (0x0A3C + ((channel) << 4)) |
| #define PTP_LATENCY (0x0A5C) |
| #define PTP_LATENCY_TX_SET_(tx_latency) (((u32)(tx_latency)) << 16) |
| #define PTP_LATENCY_RX_SET_(rx_latency) \ |
| (((u32)(rx_latency)) & 0x0000FFFF) |
| #define PTP_CAP_INFO (0x0A60) |
| #define PTP_CAP_INFO_TX_TS_CNT_GET_(reg_val) (((reg_val) & 0x00000070) >> 4) |
| |
| #define PTP_TX_MOD (0x0AA4) |
| #define PTP_TX_MOD_TX_PTP_SYNC_TS_INSERT_ (0x10000000) |
| |
| #define PTP_TX_MOD2 (0x0AA8) |
| #define PTP_TX_MOD2_TX_PTP_CLR_UDPV4_CHKSUM_ (0x00000001) |
| |
| #define PTP_TX_EGRESS_SEC (0x0AAC) |
| #define PTP_TX_EGRESS_NS (0x0AB0) |
| #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_MASK_ (0xC0000000) |
| #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_AUTO_ (0x00000000) |
| #define PTP_TX_EGRESS_NS_CAPTURE_CAUSE_SW_ (0x40000000) |
| #define PTP_TX_EGRESS_NS_TS_NS_MASK_ (0x3FFFFFFF) |
| |
| #define PTP_TX_MSG_HEADER (0x0AB4) |
| #define PTP_TX_MSG_HEADER_MSG_TYPE_ (0x000F0000) |
| #define PTP_TX_MSG_HEADER_MSG_TYPE_SYNC_ (0x00000000) |
| |
| #define DMAC_CFG (0xC00) |
| #define DMAC_CFG_COAL_EN_ BIT(16) |
| #define DMAC_CFG_CH_ARB_SEL_RX_HIGH_ (0x00000000) |
| #define DMAC_CFG_MAX_READ_REQ_MASK_ (0x00000070) |
| #define DMAC_CFG_MAX_READ_REQ_SET_(val) \ |
| ((((u32)(val)) << 4) & DMAC_CFG_MAX_READ_REQ_MASK_) |
| #define DMAC_CFG_MAX_DSPACE_16_ (0x00000000) |
| #define DMAC_CFG_MAX_DSPACE_32_ (0x00000001) |
| #define DMAC_CFG_MAX_DSPACE_64_ BIT(1) |
| #define DMAC_CFG_MAX_DSPACE_128_ (0x00000003) |
| |
| #define DMAC_COAL_CFG (0xC04) |
| #define DMAC_COAL_CFG_TIMER_LIMIT_MASK_ (0xFFF00000) |
| #define DMAC_COAL_CFG_TIMER_LIMIT_SET_(val) \ |
| ((((u32)(val)) << 20) & DMAC_COAL_CFG_TIMER_LIMIT_MASK_) |
| #define DMAC_COAL_CFG_TIMER_TX_START_ BIT(19) |
| #define DMAC_COAL_CFG_FLUSH_INTS_ BIT(18) |
| #define DMAC_COAL_CFG_INT_EXIT_COAL_ BIT(17) |
| #define DMAC_COAL_CFG_CSR_EXIT_COAL_ BIT(16) |
| #define DMAC_COAL_CFG_TX_THRES_MASK_ (0x0000FF00) |
| #define DMAC_COAL_CFG_TX_THRES_SET_(val) \ |
| ((((u32)(val)) << 8) & DMAC_COAL_CFG_TX_THRES_MASK_) |
| #define DMAC_COAL_CFG_RX_THRES_MASK_ (0x000000FF) |
| #define DMAC_COAL_CFG_RX_THRES_SET_(val) \ |
| (((u32)(val)) & DMAC_COAL_CFG_RX_THRES_MASK_) |
| |
| #define DMAC_OBFF_CFG (0xC08) |
| #define DMAC_OBFF_TX_THRES_MASK_ (0x0000FF00) |
| #define DMAC_OBFF_TX_THRES_SET_(val) \ |
| ((((u32)(val)) << 8) & DMAC_OBFF_TX_THRES_MASK_) |
| #define DMAC_OBFF_RX_THRES_MASK_ (0x000000FF) |
| #define DMAC_OBFF_RX_THRES_SET_(val) \ |
| (((u32)(val)) & DMAC_OBFF_RX_THRES_MASK_) |
| |
| #define DMAC_CMD (0xC0C) |
| #define DMAC_CMD_SWR_ BIT(31) |
| #define DMAC_CMD_TX_SWR_(channel) BIT(24 + (channel)) |
| #define DMAC_CMD_START_T_(channel) BIT(20 + (channel)) |
| #define DMAC_CMD_STOP_T_(channel) BIT(16 + (channel)) |
| #define DMAC_CMD_RX_SWR_(channel) BIT(8 + (channel)) |
| #define DMAC_CMD_START_R_(channel) BIT(4 + (channel)) |
| #define DMAC_CMD_STOP_R_(channel) BIT(0 + (channel)) |
| |
| #define DMAC_INT_STS (0xC10) |
| #define DMAC_INT_EN_SET (0xC14) |
| #define DMAC_INT_EN_CLR (0xC18) |
| #define DMAC_INT_BIT_RXFRM_(channel) BIT(16 + (channel)) |
| #define DMAC_INT_BIT_TX_IOC_(channel) BIT(0 + (channel)) |
| |
| #define RX_CFG_A(channel) (0xC40 + ((channel) << 6)) |
| #define RX_CFG_A_RX_WB_ON_INT_TMR_ BIT(30) |
| #define RX_CFG_A_RX_WB_THRES_MASK_ (0x1F000000) |
| #define RX_CFG_A_RX_WB_THRES_SET_(val) \ |
| ((((u32)(val)) << 24) & RX_CFG_A_RX_WB_THRES_MASK_) |
| #define RX_CFG_A_RX_PF_THRES_MASK_ (0x001F0000) |
| #define RX_CFG_A_RX_PF_THRES_SET_(val) \ |
| ((((u32)(val)) << 16) & RX_CFG_A_RX_PF_THRES_MASK_) |
| #define RX_CFG_A_RX_PF_PRI_THRES_MASK_ (0x00001F00) |
| #define RX_CFG_A_RX_PF_PRI_THRES_SET_(val) \ |
| ((((u32)(val)) << 8) & RX_CFG_A_RX_PF_PRI_THRES_MASK_) |
| #define RX_CFG_A_RX_HP_WB_EN_ BIT(5) |
| |
| #define RX_CFG_B(channel) (0xC44 + ((channel) << 6)) |
| #define RX_CFG_B_TS_ALL_RX_ BIT(29) |
| #define RX_CFG_B_RX_PAD_MASK_ (0x03000000) |
| #define RX_CFG_B_RX_PAD_0_ (0x00000000) |
| #define RX_CFG_B_RX_PAD_2_ (0x02000000) |
| #define RX_CFG_B_RDMABL_512_ (0x00040000) |
| #define RX_CFG_B_RX_RING_LEN_MASK_ (0x0000FFFF) |
| |
| #define RX_BASE_ADDRH(channel) (0xC48 + ((channel) << 6)) |
| |
| #define RX_BASE_ADDRL(channel) (0xC4C + ((channel) << 6)) |
| |
| #define RX_HEAD_WRITEBACK_ADDRH(channel) (0xC50 + ((channel) << 6)) |
| |
| #define RX_HEAD_WRITEBACK_ADDRL(channel) (0xC54 + ((channel) << 6)) |
| |
| #define RX_HEAD(channel) (0xC58 + ((channel) << 6)) |
| |
| #define RX_TAIL(channel) (0xC5C + ((channel) << 6)) |
| #define RX_TAIL_SET_TOP_INT_EN_ BIT(30) |
| #define RX_TAIL_SET_TOP_INT_VEC_EN_ BIT(29) |
| |
| #define RX_CFG_C(channel) (0xC64 + ((channel) << 6)) |
| #define RX_CFG_C_RX_TOP_INT_EN_AUTO_CLR_ BIT(6) |
| #define RX_CFG_C_RX_INT_EN_R2C_ BIT(4) |
| #define RX_CFG_C_RX_DMA_INT_STS_AUTO_CLR_ BIT(3) |
| #define RX_CFG_C_RX_INT_STS_R2C_MODE_MASK_ (0x00000007) |
| |
| #define TX_CFG_A(channel) (0xD40 + ((channel) << 6)) |
| #define TX_CFG_A_TX_HP_WB_ON_INT_TMR_ BIT(30) |
| #define TX_CFG_A_TX_TMR_HPWB_SEL_IOC_ (0x10000000) |
| #define TX_CFG_A_TX_PF_THRES_MASK_ (0x001F0000) |
| #define TX_CFG_A_TX_PF_THRES_SET_(value) \ |
| ((((u32)(value)) << 16) & TX_CFG_A_TX_PF_THRES_MASK_) |
| #define TX_CFG_A_TX_PF_PRI_THRES_MASK_ (0x00001F00) |
| #define TX_CFG_A_TX_PF_PRI_THRES_SET_(value) \ |
| ((((u32)(value)) << 8) & TX_CFG_A_TX_PF_PRI_THRES_MASK_) |
| #define TX_CFG_A_TX_HP_WB_EN_ BIT(5) |
| #define TX_CFG_A_TX_HP_WB_THRES_MASK_ (0x0000000F) |
| #define TX_CFG_A_TX_HP_WB_THRES_SET_(value) \ |
| (((u32)(value)) & TX_CFG_A_TX_HP_WB_THRES_MASK_) |
| |
| #define TX_CFG_B(channel) (0xD44 + ((channel) << 6)) |
| #define TX_CFG_B_TDMABL_512_ (0x00040000) |
| #define TX_CFG_B_TX_RING_LEN_MASK_ (0x0000FFFF) |
| |
| #define TX_BASE_ADDRH(channel) (0xD48 + ((channel) << 6)) |
| |
| #define TX_BASE_ADDRL(channel) (0xD4C + ((channel) << 6)) |
| |
| #define TX_HEAD_WRITEBACK_ADDRH(channel) (0xD50 + ((channel) << 6)) |
| |
| #define TX_HEAD_WRITEBACK_ADDRL(channel) (0xD54 + ((channel) << 6)) |
| |
| #define TX_HEAD(channel) (0xD58 + ((channel) << 6)) |
| |
| #define TX_TAIL(channel) (0xD5C + ((channel) << 6)) |
| #define TX_TAIL_SET_DMAC_INT_EN_ BIT(31) |
| #define TX_TAIL_SET_TOP_INT_EN_ BIT(30) |
| #define TX_TAIL_SET_TOP_INT_VEC_EN_ BIT(29) |
| |
| #define TX_CFG_C(channel) (0xD64 + ((channel) << 6)) |
| #define TX_CFG_C_TX_TOP_INT_EN_AUTO_CLR_ BIT(6) |
| #define TX_CFG_C_TX_DMA_INT_EN_AUTO_CLR_ BIT(5) |
| #define TX_CFG_C_TX_INT_EN_R2C_ BIT(4) |
| #define TX_CFG_C_TX_DMA_INT_STS_AUTO_CLR_ BIT(3) |
| #define TX_CFG_C_TX_INT_STS_R2C_MODE_MASK_ (0x00000007) |
| |
| #define OTP_PWR_DN (0x1000) |
| #define OTP_PWR_DN_PWRDN_N_ BIT(0) |
| |
| #define OTP_ADDR1 (0x1004) |
| #define OTP_ADDR1_15_11_MASK_ (0x1F) |
| |
| #define OTP_ADDR2 (0x1008) |
| #define OTP_ADDR2_10_3_MASK_ (0xFF) |
| |
| #define OTP_PRGM_DATA (0x1010) |
| |
| #define OTP_PRGM_MODE (0x1014) |
| #define OTP_PRGM_MODE_BYTE_ BIT(0) |
| |
| #define OTP_TST_CMD (0x1024) |
| #define OTP_TST_CMD_PRGVRFY_ BIT(3) |
| |
| #define OTP_CMD_GO (0x1028) |
| #define OTP_CMD_GO_GO_ BIT(0) |
| |
| #define OTP_STATUS (0x1030) |
| #define OTP_STATUS_BUSY_ BIT(0) |
| |
| /* MAC statistics registers */ |
| #define STAT_RX_FCS_ERRORS (0x1200) |
| #define STAT_RX_ALIGNMENT_ERRORS (0x1204) |
| #define STAT_RX_FRAGMENT_ERRORS (0x1208) |
| #define STAT_RX_JABBER_ERRORS (0x120C) |
| #define STAT_RX_UNDERSIZE_FRAME_ERRORS (0x1210) |
| #define STAT_RX_OVERSIZE_FRAME_ERRORS (0x1214) |
| #define STAT_RX_DROPPED_FRAMES (0x1218) |
| #define STAT_RX_UNICAST_BYTE_COUNT (0x121C) |
| #define STAT_RX_BROADCAST_BYTE_COUNT (0x1220) |
| #define STAT_RX_MULTICAST_BYTE_COUNT (0x1224) |
| #define STAT_RX_UNICAST_FRAMES (0x1228) |
| #define STAT_RX_BROADCAST_FRAMES (0x122C) |
| #define STAT_RX_MULTICAST_FRAMES (0x1230) |
| #define STAT_RX_PAUSE_FRAMES (0x1234) |
| #define STAT_RX_64_BYTE_FRAMES (0x1238) |
| #define STAT_RX_65_127_BYTE_FRAMES (0x123C) |
| #define STAT_RX_128_255_BYTE_FRAMES (0x1240) |
| #define STAT_RX_256_511_BYTES_FRAMES (0x1244) |
| #define STAT_RX_512_1023_BYTE_FRAMES (0x1248) |
| #define STAT_RX_1024_1518_BYTE_FRAMES (0x124C) |
| #define STAT_RX_GREATER_1518_BYTE_FRAMES (0x1250) |
| #define STAT_RX_TOTAL_FRAMES (0x1254) |
| #define STAT_EEE_RX_LPI_TRANSITIONS (0x1258) |
| #define STAT_EEE_RX_LPI_TIME (0x125C) |
| #define STAT_RX_COUNTER_ROLLOVER_STATUS (0x127C) |
| |
| #define STAT_TX_FCS_ERRORS (0x1280) |
| #define STAT_TX_EXCESS_DEFERRAL_ERRORS (0x1284) |
| #define STAT_TX_CARRIER_ERRORS (0x1288) |
| #define STAT_TX_BAD_BYTE_COUNT (0x128C) |
| #define STAT_TX_SINGLE_COLLISIONS (0x1290) |
| #define STAT_TX_MULTIPLE_COLLISIONS (0x1294) |
| #define STAT_TX_EXCESSIVE_COLLISION (0x1298) |
| #define STAT_TX_LATE_COLLISIONS (0x129C) |
| #define STAT_TX_UNICAST_BYTE_COUNT (0x12A0) |
| #define STAT_TX_BROADCAST_BYTE_COUNT (0x12A4) |
| #define STAT_TX_MULTICAST_BYTE_COUNT (0x12A8) |
| #define STAT_TX_UNICAST_FRAMES (0x12AC) |
| #define STAT_TX_BROADCAST_FRAMES (0x12B0) |
| #define STAT_TX_MULTICAST_FRAMES (0x12B4) |
| #define STAT_TX_PAUSE_FRAMES (0x12B8) |
| #define STAT_TX_64_BYTE_FRAMES (0x12BC) |
| #define STAT_TX_65_127_BYTE_FRAMES (0x12C0) |
| #define STAT_TX_128_255_BYTE_FRAMES (0x12C4) |
| #define STAT_TX_256_511_BYTES_FRAMES (0x12C8) |
| #define STAT_TX_512_1023_BYTE_FRAMES (0x12CC) |
| #define STAT_TX_1024_1518_BYTE_FRAMES (0x12D0) |
| #define STAT_TX_GREATER_1518_BYTE_FRAMES (0x12D4) |
| #define STAT_TX_TOTAL_FRAMES (0x12D8) |
| #define STAT_EEE_TX_LPI_TRANSITIONS (0x12DC) |
| #define STAT_EEE_TX_LPI_TIME (0x12E0) |
| #define STAT_TX_COUNTER_ROLLOVER_STATUS (0x12FC) |
| |
| /* End of Register definitions */ |
| |
| #define LAN743X_MAX_RX_CHANNELS (4) |
| #define LAN743X_MAX_TX_CHANNELS (1) |
| struct lan743x_adapter; |
| |
| #define LAN743X_USED_RX_CHANNELS (4) |
| #define LAN743X_USED_TX_CHANNELS (1) |
| #define LAN743X_INT_MOD (400) |
| |
| #if (LAN743X_USED_RX_CHANNELS > LAN743X_MAX_RX_CHANNELS) |
| #error Invalid LAN743X_USED_RX_CHANNELS |
| #endif |
| #if (LAN743X_USED_TX_CHANNELS > LAN743X_MAX_TX_CHANNELS) |
| #error Invalid LAN743X_USED_TX_CHANNELS |
| #endif |
| |
| /* PCI */ |
| /* SMSC acquired EFAR late 1990's, MCHP acquired SMSC 2012 */ |
| #define PCI_VENDOR_ID_SMSC PCI_VENDOR_ID_EFAR |
| #define PCI_DEVICE_ID_SMSC_LAN7430 (0x7430) |
| |
| #define PCI_CONFIG_LENGTH (0x1000) |
| |
| /* CSR */ |
| #define CSR_LENGTH (0x2000) |
| |
| #define LAN743X_CSR_FLAG_IS_A0 BIT(0) |
| #define LAN743X_CSR_FLAG_IS_B0 BIT(1) |
| #define LAN743X_CSR_FLAG_SUPPORTS_INTR_AUTO_SET_CLR BIT(8) |
| |
| struct lan743x_csr { |
| u32 flags; |
| u8 __iomem *csr_address; |
| u32 id_rev; |
| u32 fpga_rev; |
| }; |
| |
| /* INTERRUPTS */ |
| typedef void(*lan743x_vector_handler)(void *context, u32 int_sts, u32 flags); |
| |
| #define LAN743X_VECTOR_FLAG_IRQ_SHARED BIT(0) |
| #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_READ BIT(1) |
| #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_R2C BIT(2) |
| #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_W2C BIT(3) |
| #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_CHECK BIT(4) |
| #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_CLEAR BIT(5) |
| #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_R2C BIT(6) |
| #define LAN743X_VECTOR_FLAG_MASTER_ENABLE_CLEAR BIT(7) |
| #define LAN743X_VECTOR_FLAG_MASTER_ENABLE_SET BIT(8) |
| #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_ISR_CLEAR BIT(9) |
| #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_ISR_SET BIT(10) |
| #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_CLEAR BIT(11) |
| #define LAN743X_VECTOR_FLAG_VECTOR_ENABLE_AUTO_SET BIT(12) |
| #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_CLEAR BIT(13) |
| #define LAN743X_VECTOR_FLAG_SOURCE_ENABLE_AUTO_SET BIT(14) |
| #define LAN743X_VECTOR_FLAG_SOURCE_STATUS_AUTO_CLEAR BIT(15) |
| |
| struct lan743x_vector { |
| int irq; |
| u32 flags; |
| struct lan743x_adapter *adapter; |
| int vector_index; |
| u32 int_mask; |
| lan743x_vector_handler handler; |
| void *context; |
| }; |
| |
| #define LAN743X_MAX_VECTOR_COUNT (8) |
| |
| struct lan743x_intr { |
| int flags; |
| |
| unsigned int irq; |
| |
| struct lan743x_vector vector_list[LAN743X_MAX_VECTOR_COUNT]; |
| int number_of_vectors; |
| bool using_vectors; |
| |
| int software_isr_flag; |
| }; |
| |
| #define LAN743X_MAX_FRAME_SIZE (9 * 1024) |
| |
| /* PHY */ |
| struct lan743x_phy { |
| bool fc_autoneg; |
| u8 fc_request_control; |
| }; |
| |
| /* TX */ |
| struct lan743x_tx_descriptor; |
| struct lan743x_tx_buffer_info; |
| |
| #define GPIO_QUEUE_STARTED (0) |
| #define GPIO_TX_FUNCTION (1) |
| #define GPIO_TX_COMPLETION (2) |
| #define GPIO_TX_FRAGMENT (3) |
| |
| #define TX_FRAME_FLAG_IN_PROGRESS BIT(0) |
| |
| #define TX_TS_FLAG_TIMESTAMPING_ENABLED BIT(0) |
| #define TX_TS_FLAG_ONE_STEP_SYNC BIT(1) |
| |
| struct lan743x_tx { |
| struct lan743x_adapter *adapter; |
| u32 ts_flags; |
| u32 vector_flags; |
| int channel_number; |
| |
| int ring_size; |
| size_t ring_allocation_size; |
| struct lan743x_tx_descriptor *ring_cpu_ptr; |
| dma_addr_t ring_dma_ptr; |
| /* ring_lock: used to prevent concurrent access to tx ring */ |
| spinlock_t ring_lock; |
| u32 frame_flags; |
| u32 frame_first; |
| u32 frame_data0; |
| u32 frame_tail; |
| |
| struct lan743x_tx_buffer_info *buffer_info; |
| |
| u32 *head_cpu_ptr; |
| dma_addr_t head_dma_ptr; |
| int last_head; |
| int last_tail; |
| |
| struct napi_struct napi; |
| |
| struct sk_buff *overflow_skb; |
| }; |
| |
| void lan743x_tx_set_timestamping_mode(struct lan743x_tx *tx, |
| bool enable_timestamping, |
| bool enable_onestep_sync); |
| |
| /* RX */ |
| struct lan743x_rx_descriptor; |
| struct lan743x_rx_buffer_info; |
| |
| struct lan743x_rx { |
| struct lan743x_adapter *adapter; |
| u32 vector_flags; |
| int channel_number; |
| |
| int ring_size; |
| size_t ring_allocation_size; |
| struct lan743x_rx_descriptor *ring_cpu_ptr; |
| dma_addr_t ring_dma_ptr; |
| |
| struct lan743x_rx_buffer_info *buffer_info; |
| |
| u32 *head_cpu_ptr; |
| dma_addr_t head_dma_ptr; |
| u32 last_head; |
| u32 last_tail; |
| |
| struct napi_struct napi; |
| |
| u32 frame_count; |
| }; |
| |
| struct lan743x_adapter { |
| struct net_device *netdev; |
| struct mii_bus *mdiobus; |
| int msg_enable; |
| #ifdef CONFIG_PM |
| u32 wolopts; |
| #endif |
| struct pci_dev *pdev; |
| struct lan743x_csr csr; |
| struct lan743x_intr intr; |
| |
| /* lock, used to prevent concurrent access to data port */ |
| struct mutex dp_lock; |
| |
| struct lan743x_gpio gpio; |
| struct lan743x_ptp ptp; |
| |
| u8 mac_address[ETH_ALEN]; |
| |
| struct lan743x_phy phy; |
| struct lan743x_tx tx[LAN743X_MAX_TX_CHANNELS]; |
| struct lan743x_rx rx[LAN743X_MAX_RX_CHANNELS]; |
| }; |
| |
| #define LAN743X_COMPONENT_FLAG_RX(channel) BIT(20 + (channel)) |
| |
| #define INTR_FLAG_IRQ_REQUESTED(vector_index) BIT(0 + vector_index) |
| #define INTR_FLAG_MSI_ENABLED BIT(8) |
| #define INTR_FLAG_MSIX_ENABLED BIT(9) |
| |
| #define MAC_MII_READ 1 |
| #define MAC_MII_WRITE 0 |
| |
| #define PHY_FLAG_OPENED BIT(0) |
| #define PHY_FLAG_ATTACHED BIT(1) |
| |
| #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT |
| #define DMA_ADDR_HIGH32(dma_addr) ((u32)(((dma_addr) >> 32) & 0xFFFFFFFF)) |
| #else |
| #define DMA_ADDR_HIGH32(dma_addr) ((u32)(0)) |
| #endif |
| #define DMA_ADDR_LOW32(dma_addr) ((u32)((dma_addr) & 0xFFFFFFFF)) |
| #define DMA_DESCRIPTOR_SPACING_16 (16) |
| #define DMA_DESCRIPTOR_SPACING_32 (32) |
| #define DMA_DESCRIPTOR_SPACING_64 (64) |
| #define DMA_DESCRIPTOR_SPACING_128 (128) |
| #define DEFAULT_DMA_DESCRIPTOR_SPACING (L1_CACHE_BYTES) |
| |
| #define DMAC_CHANNEL_STATE_SET(start_bit, stop_bit) \ |
| (((start_bit) ? 2 : 0) | ((stop_bit) ? 1 : 0)) |
| #define DMAC_CHANNEL_STATE_INITIAL DMAC_CHANNEL_STATE_SET(0, 0) |
| #define DMAC_CHANNEL_STATE_STARTED DMAC_CHANNEL_STATE_SET(1, 0) |
| #define DMAC_CHANNEL_STATE_STOP_PENDING DMAC_CHANNEL_STATE_SET(1, 1) |
| #define DMAC_CHANNEL_STATE_STOPPED DMAC_CHANNEL_STATE_SET(0, 1) |
| |
| /* TX Descriptor bits */ |
| #define TX_DESC_DATA0_DTYPE_MASK_ (0xC0000000) |
| #define TX_DESC_DATA0_DTYPE_DATA_ (0x00000000) |
| #define TX_DESC_DATA0_DTYPE_EXT_ (0x40000000) |
| #define TX_DESC_DATA0_FS_ (0x20000000) |
| #define TX_DESC_DATA0_LS_ (0x10000000) |
| #define TX_DESC_DATA0_EXT_ (0x08000000) |
| #define TX_DESC_DATA0_IOC_ (0x04000000) |
| #define TX_DESC_DATA0_ICE_ (0x00400000) |
| #define TX_DESC_DATA0_IPE_ (0x00200000) |
| #define TX_DESC_DATA0_TPE_ (0x00100000) |
| #define TX_DESC_DATA0_FCS_ (0x00020000) |
| #define TX_DESC_DATA0_TSE_ (0x00010000) |
| #define TX_DESC_DATA0_BUF_LENGTH_MASK_ (0x0000FFFF) |
| #define TX_DESC_DATA0_EXT_LSO_ (0x00200000) |
| #define TX_DESC_DATA0_EXT_PAY_LENGTH_MASK_ (0x000FFFFF) |
| #define TX_DESC_DATA3_FRAME_LENGTH_MSS_MASK_ (0x3FFF0000) |
| |
| struct lan743x_tx_descriptor { |
| u32 data0; |
| u32 data1; |
| u32 data2; |
| u32 data3; |
| } __aligned(DEFAULT_DMA_DESCRIPTOR_SPACING); |
| |
| #define TX_BUFFER_INFO_FLAG_ACTIVE BIT(0) |
| #define TX_BUFFER_INFO_FLAG_TIMESTAMP_REQUESTED BIT(1) |
| #define TX_BUFFER_INFO_FLAG_IGNORE_SYNC BIT(2) |
| #define TX_BUFFER_INFO_FLAG_SKB_FRAGMENT BIT(3) |
| struct lan743x_tx_buffer_info { |
| int flags; |
| struct sk_buff *skb; |
| dma_addr_t dma_ptr; |
| unsigned int buffer_length; |
| }; |
| |
| #define LAN743X_TX_RING_SIZE (50) |
| |
| /* OWN bit is set. ie, Descs are owned by RX DMAC */ |
| #define RX_DESC_DATA0_OWN_ (0x00008000) |
| /* OWN bit is clear. ie, Descs are owned by host */ |
| #define RX_DESC_DATA0_FS_ (0x80000000) |
| #define RX_DESC_DATA0_LS_ (0x40000000) |
| #define RX_DESC_DATA0_FRAME_LENGTH_MASK_ (0x3FFF0000) |
| #define RX_DESC_DATA0_FRAME_LENGTH_GET_(data0) \ |
| (((data0) & RX_DESC_DATA0_FRAME_LENGTH_MASK_) >> 16) |
| #define RX_DESC_DATA0_EXT_ (0x00004000) |
| #define RX_DESC_DATA0_BUF_LENGTH_MASK_ (0x00003FFF) |
| #define RX_DESC_DATA2_TS_NS_MASK_ (0x3FFFFFFF) |
| |
| #if ((NET_IP_ALIGN != 0) && (NET_IP_ALIGN != 2)) |
| #error NET_IP_ALIGN must be 0 or 2 |
| #endif |
| |
| #define RX_HEAD_PADDING NET_IP_ALIGN |
| |
| struct lan743x_rx_descriptor { |
| u32 data0; |
| u32 data1; |
| u32 data2; |
| u32 data3; |
| } __aligned(DEFAULT_DMA_DESCRIPTOR_SPACING); |
| |
| #define RX_BUFFER_INFO_FLAG_ACTIVE BIT(0) |
| struct lan743x_rx_buffer_info { |
| int flags; |
| struct sk_buff *skb; |
| |
| dma_addr_t dma_ptr; |
| unsigned int buffer_length; |
| }; |
| |
| #define LAN743X_RX_RING_SIZE (65) |
| |
| #define RX_PROCESS_RESULT_NOTHING_TO_DO (0) |
| #define RX_PROCESS_RESULT_PACKET_RECEIVED (1) |
| #define RX_PROCESS_RESULT_PACKET_DROPPED (2) |
| |
| u32 lan743x_csr_read(struct lan743x_adapter *adapter, int offset); |
| void lan743x_csr_write(struct lan743x_adapter *adapter, int offset, u32 data); |
| |
| #endif /* _LAN743X_H */ |
