mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-02 09:30:10 +00:00
cd93d625fd
Move this uncommon header out of the common header. Signed-off-by: Simon Glass <sjg@chromium.org>
237 lines
5.3 KiB
C
237 lines
5.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Copyright (c) 2017 Microchip Technology Inc. All rights reserved.
|
|
*/
|
|
|
|
#include <console.h>
|
|
#include <time.h>
|
|
#include <watchdog.h>
|
|
#include <linux/bitops.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/errno.h>
|
|
|
|
/* USB Vendor Requests */
|
|
#define USB_VENDOR_REQUEST_WRITE_REGISTER 0xA0
|
|
#define USB_VENDOR_REQUEST_READ_REGISTER 0xA1
|
|
#define USB_VENDOR_REQUEST_GET_STATS 0xA2
|
|
|
|
/* Tx Command A */
|
|
#define TX_CMD_A_FCS BIT(22)
|
|
#define TX_CMD_A_LEN_MASK 0x000FFFFF
|
|
|
|
/* Rx Command A */
|
|
#define RX_CMD_A_RXE BIT(18)
|
|
#define RX_CMD_A_LEN_MASK 0x00003FFF
|
|
|
|
/* SCSRs */
|
|
#define ID_REV 0x00
|
|
#define ID_REV_CHIP_ID_MASK 0xFFFF0000
|
|
#define ID_REV_CHIP_ID_7500 0x7500
|
|
#define ID_REV_CHIP_ID_7800 0x7800
|
|
#define ID_REV_CHIP_ID_7850 0x7850
|
|
|
|
#define INT_STS 0x0C
|
|
|
|
#define HW_CFG 0x010
|
|
#define HW_CFG_LRST BIT(1)
|
|
|
|
#define PMT_CTL 0x014
|
|
#define PMT_CTL_PHY_PWRUP BIT(10)
|
|
#define PMT_CTL_READY BIT(7)
|
|
#define PMT_CTL_PHY_RST BIT(4)
|
|
|
|
#define E2P_CMD 0x040
|
|
#define E2P_CMD_EPC_BUSY BIT(31)
|
|
#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 RFE_CTL_BCAST_EN BIT(10)
|
|
#define RFE_CTL_DA_PERFECT BIT(1)
|
|
|
|
#define FCT_RX_CTL_EN BIT(31)
|
|
|
|
#define FCT_TX_CTL_EN BIT(31)
|
|
|
|
#define MAC_CR 0x100
|
|
#define MAC_CR_ADP BIT(13)
|
|
#define MAC_CR_AUTO_DUPLEX BIT(12)
|
|
#define MAC_CR_AUTO_SPEED BIT(11)
|
|
|
|
#define MAC_RX 0x104
|
|
#define MAC_RX_FCS_STRIP BIT(4)
|
|
#define MAC_RX_RXEN BIT(0)
|
|
|
|
#define MAC_TX 0x108
|
|
#define MAC_TX_TXEN BIT(0)
|
|
|
|
#define FLOW 0x10C
|
|
#define FLOW_CR_TX_FCEN BIT(30)
|
|
#define FLOW_CR_RX_FCEN BIT(29)
|
|
|
|
#define RX_ADDRH 0x118
|
|
#define RX_ADDRL 0x11C
|
|
|
|
#define MII_ACC 0x120
|
|
#define MII_ACC_MII_READ 0x00000000
|
|
#define MII_ACC_MII_WRITE 0x00000002
|
|
#define MII_ACC_MII_BUSY BIT(0)
|
|
|
|
#define MII_DATA 0x124
|
|
|
|
#define SS_USB_PKT_SIZE 1024
|
|
#define HS_USB_PKT_SIZE 512
|
|
#define FS_USB_PKT_SIZE 64
|
|
|
|
#define MAX_RX_FIFO_SIZE (12 * 1024)
|
|
#define MAX_TX_FIFO_SIZE (12 * 1024)
|
|
#define DEFAULT_BULK_IN_DELAY 0x0800
|
|
|
|
#define EEPROM_INDICATOR 0xA5
|
|
#define EEPROM_MAC_OFFSET 0x01
|
|
|
|
/* Some extra defines */
|
|
#define LAN7X_INTERNAL_PHY_ID 1
|
|
|
|
#define LAN7X_MAC_RX_MAX_SIZE(mtu) \
|
|
((mtu) << 16) /* Max frame size */
|
|
#define LAN7X_MAC_RX_MAX_SIZE_DEFAULT \
|
|
LAN7X_MAC_RX_MAX_SIZE(PKTSIZE_ALIGN + 4 /* VLAN */ + 4 /* CRC */)
|
|
|
|
/* Timeouts */
|
|
#define USB_CTRL_SET_TIMEOUT_MS 5000
|
|
#define USB_CTRL_GET_TIMEOUT_MS 5000
|
|
#define USB_BULK_SEND_TIMEOUT_MS 5000
|
|
#define USB_BULK_RECV_TIMEOUT_MS 5000
|
|
#define TIMEOUT_RESOLUTION_MS 50
|
|
#define PHY_CONNECT_TIMEOUT_MS 5000
|
|
|
|
#define RX_URB_SIZE 2048
|
|
|
|
/* driver private */
|
|
struct lan7x_private {
|
|
struct ueth_data ueth;
|
|
u32 chipid; /* Chip or device ID */
|
|
struct mii_dev *mdiobus;
|
|
struct phy_device *phydev;
|
|
};
|
|
|
|
/*
|
|
* Lan7x infrastructure commands
|
|
*/
|
|
|
|
int lan7x_write_reg(struct usb_device *udev, u32 index, u32 data);
|
|
|
|
int lan7x_read_reg(struct usb_device *udev, u32 index, u32 *data);
|
|
|
|
/*
|
|
* FIXME: Code should not be in header files. Nive this to a file common to
|
|
* the two drivers.
|
|
*/
|
|
static inline int lan7x_wait_for_bit(struct usb_device *udev,
|
|
const char *prefix, const u32 reg,
|
|
const u32 mask, const bool set,
|
|
const unsigned int timeout_ms,
|
|
const bool breakable)
|
|
{
|
|
u32 val;
|
|
unsigned long start = get_timer(0);
|
|
|
|
while (1) {
|
|
lan7x_read_reg(udev, reg, &val);
|
|
|
|
if (!set)
|
|
val = ~val;
|
|
|
|
if ((val & mask) == mask)
|
|
return 0;
|
|
|
|
if (get_timer(start) > timeout_ms)
|
|
break;
|
|
|
|
if (breakable && ctrlc()) {
|
|
puts("Abort\n");
|
|
return -EINTR;
|
|
}
|
|
|
|
udelay(1);
|
|
WATCHDOG_RESET();
|
|
}
|
|
|
|
debug("%s: Timeout (reg=0x%x mask=%08x wait_set=%i)\n", prefix, reg,
|
|
mask, set);
|
|
|
|
return -ETIMEDOUT;
|
|
}
|
|
|
|
int lan7x_mdio_read(struct usb_device *udev, int phy_id, int idx);
|
|
|
|
void lan7x_mdio_write(struct usb_device *udev, int phy_id, int idx,
|
|
int regval);
|
|
|
|
static inline int lan7x_mdio_wait_for_bit(struct usb_device *udev,
|
|
const char *prefix,
|
|
int phy_id, const u32 reg,
|
|
const u32 mask, const bool set,
|
|
const unsigned int timeout_ms,
|
|
const bool breakable)
|
|
{
|
|
u32 val;
|
|
unsigned long start = get_timer(0);
|
|
|
|
while (1) {
|
|
val = lan7x_mdio_read(udev, phy_id, reg);
|
|
|
|
if (!set)
|
|
val = ~val;
|
|
|
|
if ((val & mask) == mask)
|
|
return 0;
|
|
|
|
if (get_timer(start) > timeout_ms)
|
|
break;
|
|
|
|
if (breakable && ctrlc()) {
|
|
puts("Abort\n");
|
|
return -EINTR;
|
|
}
|
|
|
|
udelay(1);
|
|
WATCHDOG_RESET();
|
|
}
|
|
|
|
debug("%s: Timeout (reg=0x%x mask=%08x wait_set=%i)\n", prefix, reg,
|
|
mask, set);
|
|
|
|
return -ETIMEDOUT;
|
|
}
|
|
|
|
int lan7x_phylib_register(struct udevice *udev);
|
|
|
|
int lan7x_eth_phylib_connect(struct udevice *udev, struct ueth_data *dev);
|
|
|
|
int lan7x_eth_phylib_config_start(struct udevice *udev);
|
|
|
|
int lan7x_pmt_phy_reset(struct usb_device *udev,
|
|
struct ueth_data *dev);
|
|
|
|
int lan7x_update_flowcontrol(struct usb_device *udev,
|
|
struct ueth_data *dev,
|
|
uint32_t *flow, uint32_t *fct_flow);
|
|
|
|
int lan7x_read_eeprom_mac(unsigned char *enetaddr, struct usb_device *udev);
|
|
|
|
int lan7x_basic_reset(struct usb_device *udev,
|
|
struct ueth_data *dev);
|
|
|
|
void lan7x_eth_stop(struct udevice *dev);
|
|
|
|
int lan7x_eth_send(struct udevice *dev, void *packet, int length);
|
|
|
|
int lan7x_eth_recv(struct udevice *dev, int flags, uchar **packetp);
|
|
|
|
int lan7x_free_pkt(struct udevice *dev, uchar *packet, int packet_len);
|
|
|
|
int lan7x_eth_remove(struct udevice *dev);
|