/* SPDX-License-Identifier: Apache-2.0 */ /* mbed Microcontroller Library * Copyright (c) 2017 ARM Limited * Copyright (c) 2018-2019 Linaro Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /* * This header is originally based on mbedOS header * targets/TARGET_ARM_SSG/TARGET_CM3DS_MPS2/device/drivers/smsc9220_eth.h, * but was considerably refactored since then. */ /* This file is the re-implementation of mps2_ethernet_api and Selftest's * ETH_MPS2. * MPS2 Selftest:https://silver.arm.com/browse/VEI10 -> * \ISCM-1-0\AN491\software\Selftest\v2m_mps2\ */ #ifndef ZEPHYR_DRIVERS_ETHERNET_ETH_SMSC911X_PRIV_H_ #define ZEPHYR_DRIVERS_ETHERNET_ETH_SMSC911X_PRIV_H_ #ifndef __I #define __I #endif #ifndef __O #define __O #endif #ifndef __IO #define __IO #endif #define GET_BITFIELD(val, lsb, msb) \ (((val) >> (lsb)) & ((1 << ((msb) - (lsb) + 1)) - 1)) #define BFIELD(val, name) GET_BITFIELD(val, name ## _Lsb, name ## _Msb) #define SMSC9220_BFIELD(reg, bfield) BFIELD(SMSC9220->reg, reg ## _ ## bfield) /******************************************************************************/ /* SMSC9220 Register Definitions */ /******************************************************************************/ typedef struct { /* Receive FIFO Ports (offset 0x0) */ __I uint32_t RX_DATA_PORT; uint32_t RESERVED1[0x7]; /* Transmit FIFO Ports (offset 0x20) */ __O uint32_t TX_DATA_PORT; uint32_t RESERVED2[0x7]; /* Receive FIFO status port (offset 0x40) */ __I uint32_t RX_STAT_PORT; /* Receive FIFO status peek (offset 0x44) */ __I uint32_t RX_STAT_PEEK; /* Transmit FIFO status port (offset 0x48) */ __I uint32_t TX_STAT_PORT; /* Transmit FIFO status peek (offset 0x4C) */ __I uint32_t TX_STAT_PEEK; /* Chip ID and Revision (offset 0x50) */ __I uint32_t ID_REV; /* Main Interrupt Configuration (offset 0x54) */ __IO uint32_t IRQ_CFG; /* Interrupt Status (offset 0x58) */ __IO uint32_t INT_STS; /* Interrupt Enable Register (offset 0x5C) */ __IO uint32_t INT_EN; /* Reserved for future use (offset 0x60) */ uint32_t RESERVED3; /* Read-only byte order testing register 87654321h (offset 0x64) */ __I uint32_t BYTE_TEST; /* FIFO Level Interrupts (offset 0x68) */ __IO uint32_t FIFO_INT; /* Receive Configuration (offset 0x6C) */ __IO uint32_t RX_CFG; /* Transmit Configuration (offset 0x70) */ __IO uint32_t TX_CFG; /* Hardware Configuration (offset 0x74) */ __IO uint32_t HW_CFG; /* RX Datapath Control (offset 0x78) */ __IO uint32_t RX_DP_CTRL; /* Receive FIFO Information (offset 0x7C) */ __I uint32_t RX_FIFO_INF; /* Transmit FIFO Information (offset 0x80) */ __I uint32_t TX_FIFO_INF; /* Power Management Control (offset 0x84) */ __IO uint32_t PMT_CTRL; /* General Purpose IO Configuration (offset 0x88) */ __IO uint32_t GPIO_CFG; /* General Purpose Timer Configuration (offset 0x8C) */ __IO uint32_t GPT_CFG; /* General Purpose Timer Count (offset 0x90) */ __I uint32_t GPT_CNT; /* Reserved for future use (offset 0x94) */ uint32_t RESERVED4; /* WORD SWAP Register (offset 0x98) */ __IO uint32_t ENDIAN; /* Free Run Counter (offset 0x9C) */ __I uint32_t FREE_RUN; /* RX Dropped Frames Counter (offset 0xA0) */ __I uint32_t RX_DROP; /* MAC CSR Synchronizer Command (offset 0xA4) */ __IO uint32_t MAC_CSR_CMD; /* MAC CSR Synchronizer Data (offset 0xA8) */ __IO uint32_t MAC_CSR_DATA; /* Automatic Flow Control Configuration (offset 0xAC) */ __IO uint32_t AFC_CFG; /* EEPROM Command (offset 0xB0) */ __IO uint32_t E2P_CMD; /* EEPROM Data (offset 0xB4) */ __IO uint32_t E2P_DATA; } SMSC9220_TypeDef; #define HW_CFG_SRST BIT(0) #define RX_STAT_PORT_PKT_LEN_Lsb 16 #define RX_STAT_PORT_PKT_LEN_Msb 29 #define PMT_CTRL_READY BIT(0) #define RX_DP_CTRL_RX_FFWD BIT(31) #define RX_FIFO_INF_RXSUSED_Lsb 16 #define RX_FIFO_INF_RXSUSED_Msb 23 #define RX_FIFO_INF_RXDUSED_Lsb 0 #define RX_FIFO_INF_RXDUSED_Msb 15 #define MAC_CSR_CMD_BUSY BIT(31) #define MAC_CSR_CMD_READ BIT(30) #define MAC_CSR_CMD_WRITE 0 /* SMSC9220 MAC Registers Indices */ #define SMSC9220_MAC_CR 0x1 #define SMSC9220_MAC_ADDRH 0x2 #define SMSC9220_MAC_ADDRL 0x3 #define SMSC9220_MAC_HASHH 0x4 #define SMSC9220_MAC_HASHL 0x5 #define SMSC9220_MAC_MII_ACC 0x6 #define SMSC9220_MAC_MII_DATA 0x7 #define SMSC9220_MAC_FLOW 0x8 #define SMSC9220_MAC_VLAN1 0x9 #define SMSC9220_MAC_VLAN2 0xA #define SMSC9220_MAC_WUFF 0xB #define SMSC9220_MAC_WUCSR 0xC #define MAC_MII_ACC_MIIBZY BIT(0) #define MAC_MII_ACC_WRITE BIT(1) #define MAC_MII_ACC_READ 0 /* SMSC9220 PHY Registers Indices */ #define SMSC9220_PHY_BCONTROL 0 #define SMSC9220_PHY_BSTATUS 1 #define SMSC9220_PHY_ID1 2 #define SMSC9220_PHY_ID2 3 #define SMSC9220_PHY_ANEG_ADV 4 #define SMSC9220_PHY_ANEG_LPA 5 #define SMSC9220_PHY_ANEG_EXP 6 #define SMSC9220_PHY_MCONTROL 17 #define SMSC9220_PHY_MSTATUS 18 #define SMSC9220_PHY_CSINDICATE 27 #define SMSC9220_PHY_INTSRC 29 #define SMSC9220_PHY_INTMASK 30 #define SMSC9220_PHY_CS 31 #ifndef SMSC9220_BASE #define SMSC9220_BASE DT_INST_REG_ADDR(0) #endif #define SMSC9220 ((volatile SMSC9220_TypeDef *)SMSC9220_BASE) enum smsc9220_interrupt_source { SMSC9220_INTERRUPT_GPIO0 = 0, SMSC9220_INTERRUPT_GPIO1 = 1, SMSC9220_INTERRUPT_GPIO2 = 2, SMSC9220_INTERRUPT_RXSTATUS_FIFO_LEVEL = 3, SMSC9220_INTERRUPT_RXSTATUS_FIFO_FULL = 4, /* 5 Reserved according to Datasheet */ SMSC9220_INTERRUPT_RX_DROPPED_FRAME = 6, SMSC9220_INTERRUPT_TXSTATUS_FIFO_LEVEL = 7, SMSC9220_INTERRUPT_TXSTATUS_FIFO_FULL = 8, SMSC9220_INTERRUPT_TXDATA_FIFO_AVAILABLE = 9, SMSC9220_INTERRUPT_TXDATA_FIFO_OVERRUN = 10, /* 11, 12 Reserved according to Datasheet */ SMSC9220_INTERRUPT_TRANSMIT_ERROR = 13, SMSC9220_INTERRUPT_RECEIVE_ERROR = 14, SMSC9220_INTERRUPT_RECEIVE_WATCHDOG_TIMEOUT = 15, SMSC9220_INTERRUPT_TXSTATUS_OVERFLOW = 16, SMSC9220_INTERRUPT_POWER_MANAGEMENT = 17, SMSC9220_INTERRUPT_PHY = 18, SMSC9220_INTERRUPT_GP_TIMER = 19, SMSC9220_INTERRUPT_RX_DMA = 20, SMSC9220_INTERRUPT_TX_IOC = 21, /* 22 Reserved according to Datasheet*/ SMSC9220_INTERRUPT_RX_DROPPED_FRAME_HALF = 23, SMSC9220_INTERRUPT_RX_STOPPED = 24, SMSC9220_INTERRUPT_TX_STOPPED = 25, /* 26 - 30 Reserved according to Datasheet*/ SMSC9220_INTERRUPT_SW = 31 }; #endif /* ZEPHYR_DRIVERS_ETHERNET_ETH_SMSC911X_PRIV_H_ */