projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 09bb9aa0 MB |
1 | /* |
| 2 | * Driver for Broadcom 63xx SOCs integrated PHYs | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or | |
| 5 | * modify it under the terms of the GNU General Public License | |
| 6 | * as published by the Free Software Foundation; either version | |
| 7 | * 2 of the License, or (at your option) any later version. | |
| 8 | */ | |
| a1cba561 | 9 | #include "bcm-phy-lib.h" |
| 09bb9aa0 MB |
10 | #include <linux/module.h> |
| 11 | #include <linux/phy.h> | |
| 12 | ||
| 13 | #define MII_BCM63XX_IR 0x1a /* interrupt register */ | |
| 14 | #define MII_BCM63XX_IR_EN 0x4000 /* global interrupt enable */ | |
| 15 | #define MII_BCM63XX_IR_DUPLEX 0x0800 /* duplex changed */ | |
| 16 | #define MII_BCM63XX_IR_SPEED 0x0400 /* speed changed */ | |
| 17 | #define MII_BCM63XX_IR_LINK 0x0200 /* link changed */ | |
| 18 | #define MII_BCM63XX_IR_GMASK 0x0100 /* global interrupt mask */ | |
| 19 | ||
| 20 | MODULE_DESCRIPTION("Broadcom 63xx internal PHY driver"); | |
| 21 | MODULE_AUTHOR("Maxime Bizon <mbizon@freebox.fr>"); | |
| 22 | MODULE_LICENSE("GPL"); | |
| 23 | ||
| 24 | static int bcm63xx_config_init(struct phy_device *phydev) | |
| 25 | { | |
| 26 | int reg, err; | |
| 27 | ||
| 28 | reg = phy_read(phydev, MII_BCM63XX_IR); | |
| 29 | if (reg < 0) | |
| 30 | return reg; | |
| 31 | ||
| 32 | /* Mask interrupts globally. */ | |
| 33 | reg |= MII_BCM63XX_IR_GMASK; | |
| 34 | err = phy_write(phydev, MII_BCM63XX_IR, reg); | |
| 35 | if (err < 0) | |
| 36 | return err; | |
| 37 | ||
| 38 | /* Unmask events we are interested in */ | |
| 39 | reg = ~(MII_BCM63XX_IR_DUPLEX | | |
| 40 | MII_BCM63XX_IR_SPEED | | |
| 41 | MII_BCM63XX_IR_LINK) | | |
| 42 | MII_BCM63XX_IR_EN; | |
| a25cc43e | 43 | return phy_write(phydev, MII_BCM63XX_IR, reg); |
| 09bb9aa0 MB |
44 | } |
| 45 | ||
| d5bf9071 CH |
46 | static struct phy_driver bcm63xx_driver[] = { |
| 47 | { | |
| 09bb9aa0 MB |
48 | .phy_id = 0x00406000, |
| 49 | .phy_id_mask = 0xfffffc00, | |
| 50 | .name = "Broadcom BCM63XX (1)", | |
| 51 | /* ASYM_PAUSE bit is marked RO in datasheet, so don't cheat */ | |
| 52 | .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), | |
| 50ab731e | 53 | .flags = PHY_HAS_INTERRUPT | PHY_IS_INTERNAL, |
| 09bb9aa0 MB |
54 | .config_init = bcm63xx_config_init, |
| 55 | .config_aneg = genphy_config_aneg, | |
| 56 | .read_status = genphy_read_status, | |
| a1cba561 AP |
57 | .ack_interrupt = bcm_phy_ack_intr, |
| 58 | .config_intr = bcm_phy_config_intr, | |
| d5bf9071 CH |
59 | }, { |
| 60 | /* same phy as above, with just a different OUI */ | |
| 09bb9aa0 MB |
61 | .phy_id = 0x002bdc00, |
| 62 | .phy_id_mask = 0xfffffc00, | |
| 63 | .name = "Broadcom BCM63XX (2)", | |
| 64 | .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), | |
| 50ab731e | 65 | .flags = PHY_HAS_INTERRUPT | PHY_IS_INTERNAL, |
| 09bb9aa0 MB |
66 | .config_init = bcm63xx_config_init, |
| 67 | .config_aneg = genphy_config_aneg, | |
| 68 | .read_status = genphy_read_status, | |
| a1cba561 AP |
69 | .ack_interrupt = bcm_phy_ack_intr, |
| 70 | .config_intr = bcm_phy_config_intr, | |
| d5bf9071 | 71 | } }; |
| 09bb9aa0 | 72 | |
| 50fd7150 | 73 | module_phy_driver(bcm63xx_driver); |
| 4e4f10f6 | 74 | |
| cf93c945 | 75 | static struct mdio_device_id __maybe_unused bcm63xx_tbl[] = { |
| 4e4f10f6 DW |
76 | { 0x00406000, 0xfffffc00 }, |
| 77 | { 0x002bdc00, 0xfffffc00 }, | |
| 78 | { } | |
| 79 | }; | |
| 80 | ||
| 0de8655a | 81 | MODULE_DEVICE_TABLE(mdio, bcm63xx_tbl); |