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/* * Micrel PHY drivers * * SPDX-License-Identifier: GPL-2.0+ * * Copyright 2010-2011 Freescale Semiconductor, Inc. * author Andy Fleming * (C) 2012 NetModule AG, David Andrey, added KSZ9031 */ #include <config.h> #include <common.h> #include <dm.h> #include <errno.h> #include <fdtdec.h> #include <micrel.h> #include <phy.h> DECLARE_GLOBAL_DATA_PTR; static struct phy_driver KSZ804_driver = { .name = "Micrel KSZ804", .uid = 0x221510, .mask = 0xfffff0, .features = PHY_BASIC_FEATURES, .config = &genphy_config, .startup = &genphy_startup, .shutdown = &genphy_shutdown, }; #define MII_KSZPHY_OMSO 0x16 #define KSZPHY_OMSO_B_CAST_OFF (1 << 9) static int ksz_genconfig_bcastoff(struct phy_device *phydev) { int ret; ret = phy_read(phydev, MDIO_DEVAD_NONE, MII_KSZPHY_OMSO); if (ret < 0) return ret; ret = phy_write(phydev, MDIO_DEVAD_NONE, MII_KSZPHY_OMSO, ret | KSZPHY_OMSO_B_CAST_OFF); if (ret < 0) return ret; return genphy_config(phydev); } static struct phy_driver KSZ8031_driver = { .name = "Micrel KSZ8021/KSZ8031", .uid = 0x221550, .mask = 0xfffff0, .features = PHY_BASIC_FEATURES, .config = &ksz_genconfig_bcastoff, .startup = &genphy_startup, .shutdown = &genphy_shutdown, }; /** * KSZ8051 */ #define MII_KSZ8051_PHY_OMSO 0x16 #define MII_KSZ8051_PHY_OMSO_NAND_TREE_ON (1 << 5) static int ksz8051_config(struct phy_device *phydev) { unsigned val; /* Disable NAND-tree */ val = phy_read(phydev, MDIO_DEVAD_NONE, MII_KSZ8051_PHY_OMSO); val &= ~MII_KSZ8051_PHY_OMSO_NAND_TREE_ON; phy_write(phydev, MDIO_DEVAD_NONE, MII_KSZ8051_PHY_OMSO, val); return genphy_config(phydev); } static struct phy_driver KSZ8051_driver = { .name = "Micrel KSZ8051", .uid = 0x221550, .mask = 0xfffff0, .features = PHY_BASIC_FEATURES, .config = &ksz8051_config, .startup = &genphy_startup, .shutdown = &genphy_shutdown, }; static struct phy_driver KSZ8081_driver = { .name = "Micrel KSZ8081", .uid = 0x221560, .mask = 0xfffff0, .features = PHY_BASIC_FEATURES, .config = &ksz_genconfig_bcastoff, .startup = &genphy_startup, .shutdown = &genphy_shutdown, }; /** * KSZ8895 */ static unsigned short smireg_to_phy(unsigned short reg) { return ((reg & 0xc0) >> 3) + 0x06 + ((reg & 0x20) >> 5); } static unsigned short smireg_to_reg(unsigned short reg) { return reg & 0x1F; } static void ksz8895_write_smireg(struct phy_device *phydev, int smireg, int val) {


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