net/phy/microchip_t1s.c

1 // SPDX-License-Identifier: GPL-2.0+
3  * Driver for Microchip 10BASE-T1S PHYs
28 /* The arrays below are pulled from the following table from AN1699
37  * W   0x1F 0x008B 0x0404 ------
41  * W   0x1F 0x0099 0x7F80 ------
87 /* Pulled from AN1760 describing 'indirect read'
112 /* This is pulled straight from AN1760 from 'calculation of offset 1' &
201 …Documents/documents/AIS/ProductDocuments/SupportingCollateral/AN-LAN8650-1-Configuration-60001760.…  in lan865x_revb0_config_init()
234 			return -ENODEV;  in lan867x_revb1_config_init()
239 …aemDocuments/documents/AIS/ProductDocuments/SupportingCollateral/AN-LAN8670-1-2-config-60001699.pdf  in lan867x_revb1_config_init()
259 	 *  - always reports link up  in lan86xx_read_status()
260 	 *  - only supports 10MBit half duplex  in lan86xx_read_status()
261 	 *  - does not support auto negotiate  in lan86xx_read_status()
263 	phydev->link = 1;  in lan86xx_read_status()
264 	phydev->duplex = DUPLEX_HALF;  in lan86xx_read_status()
265 	phydev->speed = SPEED_10;  in lan86xx_read_status()
266 	phydev->autoneg = AUTONEG_DISABLE;  in lan86xx_read_status()
304 MODULE_DESCRIPTION("Microchip 10BASE-T1S PHYs driver");