164 lines
5.3 KiB
C
164 lines
5.3 KiB
C
/****************************************************************************
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* drivers/net/ksz9477_reg.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __DRIVERS_NET_KSZ9477_REG_H
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#define __DRIVERS_NET_KSZ9477_REG_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/i2c/i2c_master.h>
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* These define only a subset of full register map. New registers can added
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* as needed
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*/
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#define KSZ9477_I2C_ADDRESS 0x5f
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#define KSZ9477_I2C_SPEED I2C_SPEED_FAST
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/* Global registers */
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#define KSZ9477_ID0 0x0
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#define KSZ9477_ID1 0x1
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#define KSZ9477_ID2 0x2
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#define KSZ9477_ID3 0x3
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/* Port registers */
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#define KSZ9477_PORT_REG(p,r) ((((uint16_t)(p)) << 12) | (r))
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#define KSZ9477_PORT_DEFAULT_TAG0(p) KSZ9477_PORT_REG(p, 0x0)
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#define KSZ9477_PORT_DEFAULT_TAG1(p) KSZ9477_PORT_REG(p, 0x1)
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#define KSZ9477_PHY_CONTROL(p) KSZ9477_PORT_REG(p, 0x100)
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#define KSZ9477_PHY_STATUS(p) KSZ9477_PORT_REG(p, 0x102)
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/* Note! Unlike in data sheet, the indirect data register reads and
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* writes must be done with 32-bit accesses and the address is
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* 0x204
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*/
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#define KSZ9477_PORT_ADDRESS(p) KSZ9477_PORT_REG(p, 0x200)
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#define KSZ9477_PORT_DATA(p) KSZ9477_PORT_REG(p, 0x204)
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/* Switch queue management registers */
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#define KSZ9477_Q_MGMT_CONTROL0 0x0390
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#define KSZ9477_Q_MGMT_PORT_VLAN_ENABLE (1 << 1)
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#define KSZ9477_Q_MGMT_PORT_CONTROL0(p) KSZ9477_PORT_REG(p, 0xA00)
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#define KSZ9477_Q_MGMT_PORT_CONTROL1(p) KSZ9477_PORT_REG(p, 0xA04)
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#define KSZ9477_SGMII_PORT_ADDRESS KSZ9477_PORT_ADDRESS(7)
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#define KSZ9477_SGMII_PORT_DATA KSZ9477_PORT_DATA(7)
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/* SGMII indirect registers */
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#define KSZ9477_SGMII_CONTROL 0x1F0000
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#define KSZ9477_SGMII_STATUS 0x1F0001
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#define KSZ9477_SGMII_ID1 0x1F0002
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#define KSZ9477_SGMII_ID2 0x1F0003
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#define KSZ9477_SGMII_AUTONEG_ADVERTISE 0x1F0004
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#define KSZ9477_SGMII_LINK_PARTNER_ABILITY 0x1F0005
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#define KSZ9477_SGMII_AUTONEG_EXPANSION 0x1F0006
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#define KSZ9477_SGMII_DIGITAL_CONTROL 0x1F8000
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#define KSZ9477_SGMII_AUTONEG_CONTROL 0x1F8001
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#define KSZ9477_SGMII_AUTONEG_STATUS 0x1F8002
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/* Register bit definitions */
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/* KSZ9477_ID2, KSZ9477_ID1 */
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#define KSZ9477_ID 0x9477
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/* KSZ9477_SGMII_ID2, KSZ9477_SGMII_ID1 */
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#define SGMII_PHY_ID 0xced07996
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/* KSZ9477_SGMII_PORT_ADDRESS */
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#define SGMII_PORT_ADDRESS_AUTO_INC_ENB (1 << 23)
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/* KSZ9477_SGMII_AUTONEG_ADVERTISE */
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#define SGMII_AUTONEG_ADVERTISE_FD (1 << 5)
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#define SGMII_AUTONEG_ADVERTISE_HD (1 << 5)
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/* KSZ9477_SGMII_AUTONEG_CONTROL */
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#define SGMII_AUTONEG_CONTROL_IE (1 << 0)
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#define SGMII_AUTONEG_CONTROL_PCS_SERDES (0 << 1)
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#define SGMII_AUTONEG_CONTROL_PCS_SGMII (2 << 1)
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#define SGMII_AUTONEG_CONTROL_TC_MASTER (1 << 3)
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#define SGMII_AUTONEG_CONTROL_LINK_STATUS (1 << 4)
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/****************************************************************************
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* Public Types
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****************************************************************************/
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struct ksz9477_transfer_s
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{
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uint16_t len;
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uint16_t reg;
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uint32_t data;
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}
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__attribute__((packed));
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#ifndef __ASSEMBLY__
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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int ksz9477_init(ksz9477_port_t master_port);
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int ksz9477_read(struct ksz9477_transfer_s *read_msg);
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int ksz9477_write(struct ksz9477_transfer_s *write_msg);
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#if defined(__cplusplus)
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}
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#endif
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#undef EXTERN
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#endif /* __ASSEMBLY__ */
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#endif /* __DRIVERS_NET_KSZ9477_REG_H */
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