zephyr/drivers/ethernet/eth_lan865x_priv.h

85 lines
2.4 KiB
C

/*
* Copyright (c) 2023 DENX Software Engineering GmbH
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ETH_LAN865X_PRIV_H__
#define ETH_LAN865X_PRIV_H__
#include <stdint.h>
#include <stdbool.h>
#include <zephyr/kernel.h>
#include <zephyr/drivers/gpio.h>
#include <zephyr/drivers/spi.h>
#include <zephyr/net/net_if.h>
#include <ethernet/eth_stats.h>
#include "oa_tc6.h"
#define LAN865X_SPI_MAX_FREQUENCY 25000000U
#define LAN865X_HW_BOOT_DELAY_MS 7
#define LAN8650_DEVID 0x8650
#define LAN8651_DEVID 0x8651
#define LAN865X_REV_MASK GENMASK(3, 0)
#define LAN865X_RESET_TIMEOUT 10
/* Memory Map Sector (MMS) 1 (0x1) */
#define LAN865x_MAC_NCR MMS_REG(0x1, 0x000)
#define LAN865x_MAC_NCR_TXEN BIT(3)
#define LAN865x_MAC_NCR_RXEN BIT(2)
#define LAN865x_MAC_NCFGR MMS_REG(0x1, 0x001)
#define LAN865x_MAC_NCFGR_CAF BIT(4)
#define LAN865x_MAC_NCFGR_MTIHEN BIT(6)
#define LAN865x_MAC_HRB MMS_REG(0x1, 0x020)
#define LAN865x_MAC_HRT MMS_REG(0x1, 0x021)
#define LAN865x_MAC_SAB1 MMS_REG(0x1, 0x022)
#define LAN865x_MAC_SAB2 MMS_REG(0x1, 0x024)
#define LAN865x_MAC_SAT2 MMS_REG(0x1, 0x025)
#define LAN865x_MAC_TXRX_ON 1
#define LAN865x_MAC_TXRX_OFF 0
/* Memory Map Sector (MMS) 10 (0xA) */
#define LAN865x_DEVID MMS_REG(0xA, 0x094)
struct lan865x_config_plca {
bool enable : 1; /* 1 - PLCA enable, 0 - CSMA/CD enable */
uint8_t node_id /* PLCA node id range: 0 to 254 */;
uint8_t node_count; /* PLCA node count range: 1 to 255 */
uint8_t burst_count; /* PLCA burst count range: 0x0 to 0xFF */
uint8_t burst_timer; /* PLCA burst timer */
uint8_t to_timer; /* PLCA TO value */
};
struct lan865x_config {
struct spi_dt_spec spi;
struct gpio_dt_spec interrupt;
struct gpio_dt_spec reset;
int32_t timeout;
/* PLCA */
struct lan865x_config_plca *plca;
/* MAC */
bool tx_cut_through_mode; /* 1 - tx cut through, 0 - Store and forward */
bool rx_cut_through_mode; /* 1 - rx cut through, 0 - Store and forward */
};
struct lan865x_data {
struct net_if *iface;
struct gpio_callback gpio_int_callback;
struct k_sem tx_rx_sem;
struct k_sem int_sem;
struct oa_tc6 *tc6;
uint16_t chip_id;
uint8_t silicon_rev;
uint8_t mac_address[6];
bool iface_initialized;
bool reset;
K_KERNEL_STACK_MEMBER(thread_stack, CONFIG_ETH_LAN865X_IRQ_THREAD_STACK_SIZE);
struct k_thread thread;
k_tid_t tid_int;
};
#endif /* ETH_LAN865X_PRIV_H__ */