incubator-nuttx/drivers/net/ksz9477_reg.h

175 lines
5.8 KiB
C

/****************************************************************************
* drivers/net/ksz9477_reg.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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.
*
****************************************************************************/
#ifndef __DRIVERS_NET_KSZ9477_REG_H
#define __DRIVERS_NET_KSZ9477_REG_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/i2c/i2c_master.h>
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* These define only a subset of full register map. New registers can added
* as needed
*/
#define KSZ9477_I2C_ADDRESS 0x5f
#define KSZ9477_I2C_SPEED I2C_SPEED_FAST
/* Global registers */
#define KSZ9477_ID0 0x0
#define KSZ9477_ID1 0x1
#define KSZ9477_ID2 0x2
#define KSZ9477_ID3 0x3
/* Port registers */
#define KSZ9477_PORT_REG(p,r) ((((uint16_t)(p)) << 12) | (r))
#define KSZ9477_PORT_DEFAULT_TAG0(p) KSZ9477_PORT_REG(p, 0x0)
#define KSZ9477_PORT_DEFAULT_TAG1(p) KSZ9477_PORT_REG(p, 0x1)
#define KSZ9477_PHY_CONTROL(p) KSZ9477_PORT_REG(p, 0x100)
#define KSZ9477_PHY_STATUS(p) KSZ9477_PORT_REG(p, 0x102)
/* Note! Unlike in data sheet, the indirect data register reads and
* writes must be done with 32-bit accesses and the address is
* 0x204
*/
#define KSZ9477_PORT_ADDRESS(p) KSZ9477_PORT_REG(p, 0x200)
#define KSZ9477_PORT_DATA(p) KSZ9477_PORT_REG(p, 0x204)
/* Switch queue management registers */
#define KSZ9477_Q_MGMT_CONTROL0 0x0390
#define KSZ9477_Q_MGMT_PORT_VLAN_ENABLE (1 << 1)
#define KSZ9477_Q_MGMT_PORT_CONTROL0(p) KSZ9477_PORT_REG(p, 0xA00)
#define KSZ9477_Q_MGMT_PORT_CONTROL1(p) KSZ9477_PORT_REG(p, 0xA04)
#define KSZ9477_SGMII_PORT_ADDRESS KSZ9477_PORT_ADDRESS(7)
#define KSZ9477_SGMII_PORT_DATA KSZ9477_PORT_DATA(7)
/* SGMII indirect registers */
#define KSZ9477_SGMII_CONTROL 0x1F0000
#define KSZ9477_SGMII_STATUS 0x1F0001
#define KSZ9477_SGMII_ID1 0x1F0002
#define KSZ9477_SGMII_ID2 0x1F0003
#define KSZ9477_SGMII_AUTONEG_ADVERTISE 0x1F0004
#define KSZ9477_SGMII_LINK_PARTNER_ABILITY 0x1F0005
#define KSZ9477_SGMII_AUTONEG_EXPANSION 0x1F0006
#define KSZ9477_SGMII_DIGITAL_CONTROL 0x1F8000
#define KSZ9477_SGMII_AUTONEG_CONTROL 0x1F8001
#define KSZ9477_SGMII_AUTONEG_STATUS 0x1F8002
/* Register bit definitions */
/* KSZ9477_ID2, KSZ9477_ID1 */
#define KSZ9477_ID 0x9477
/* KSZ9477_SGMII_ID2, KSZ9477_SGMII_ID1 */
#define SGMII_PHY_ID 0xced07996
/* KSZ9477_SGMII_PORT_ADDRESS */
#define SGMII_PORT_ADDRESS_AUTO_INC_ENB (1 << 23)
/* KSZ9477_SGMII_AUTONEG_ADVERTISE */
#define SGMII_AUTONEG_ADVERTISE_FD (1 << 5)
#define SGMII_AUTONEG_ADVERTISE_HD (1 << 5)
/* KSZ9477_SGMII_AUTONEG_CONTROL */
#define SGMII_AUTONEG_CONTROL_IE (1 << 0)
#define SGMII_AUTONEG_CONTROL_PCS_SERDES (0 << 1)
#define SGMII_AUTONEG_CONTROL_PCS_SGMII (2 << 1)
#define SGMII_AUTONEG_CONTROL_TC_MASTER (1 << 3)
#define SGMII_AUTONEG_CONTROL_LINK_STATUS (1 << 4)
/* Port Mirroring Control Register */
#define KSZ9477_PORT_MIRROR_CONTROL(p) KSZ9477_PORT_REG(p, 0x800)
#define KSZ9477_PORT_MIRROR_SNIFFER_PORT (1 << 1)
#define KSZ9477_PORT_MIRROR_TX_SNIFF (1 << 5)
#define KSZ9477_PORT_MIRROR_RX_SNIFF (1 << 6)
/* Global Port Mirroring and Snooping Control Register */
#define KSZ9477_GLOBAL_PORT_MIRROR_CONTROL 0x0370
#define KSZ9477_GLOBAL_PORT_SNIFF_MODE (1 << 0)
/****************************************************************************
* Public Types
****************************************************************************/
begin_packed_struct struct ksz9477_transfer_s
{
uint16_t len;
uint16_t reg;
uint32_t data;
} end_packed_struct;
#ifndef __ASSEMBLY__
/****************************************************************************
* Public Data
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
int ksz9477_init(ksz9477_port_t master_port);
int ksz9477_read(struct ksz9477_transfer_s *read_msg);
int ksz9477_write(struct ksz9477_transfer_s *write_msg);
#if defined(__cplusplus)
}
#endif
#undef EXTERN
#endif /* __ASSEMBLY__ */
#endif /* __DRIVERS_NET_KSZ9477_REG_H */