Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / drivers / net / phy / smsc.c

diff --git a/qemu/roms/u-boot/drivers/net/phy/smsc.c b/qemu/roms/u-boot/drivers/net/phy/smsc.c
new file mode 100644 (file)
index 0000000..bfd9815
--- /dev/null
+++ b/qemu/roms/u-boot/drivers/net/phy/smsc.c
@@ -0,0 +1,79 @@
+/*
+ * SMSC PHY drivers
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ *
+ * Base code from drivers/net/phy/davicom.c
+ *   Copyright 2010-2011 Freescale Semiconductor, Inc.
+ *   author Andy Fleming
+ *
+ * Some code copied from linux kernel
+ * Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org>
+ */
+#include <miiphy.h>
+
+/* This code does not check the partner abilities. */
+static int smsc_parse_status(struct phy_device *phydev)
+{
+       int mii_reg;
+
+       mii_reg = phy_read(phydev, MDIO_DEVAD_NONE, MII_BMSR);
+
+       if (mii_reg & (BMSR_100FULL | BMSR_100HALF))
+               phydev->speed = SPEED_100;
+       else
+               phydev->speed = SPEED_10;
+
+       if (mii_reg & (BMSR_10FULL | BMSR_100FULL))
+               phydev->duplex = DUPLEX_FULL;
+       else
+               phydev->duplex = DUPLEX_HALF;
+
+       return 0;
+}
+
+static int smsc_startup(struct phy_device *phydev)
+{
+       genphy_update_link(phydev);
+       smsc_parse_status(phydev);
+       return 0;
+}
+
+static struct phy_driver lan8700_driver = {
+       .name = "SMSC LAN8700",
+       .uid = 0x0007c0c0,
+       .mask = 0xffff0,
+       .features = PHY_BASIC_FEATURES,
+       .config = &genphy_config_aneg,
+       .startup = &smsc_startup,
+       .shutdown = &genphy_shutdown,
+};
+
+static struct phy_driver lan911x_driver = {
+       .name = "SMSC LAN911x Internal PHY",
+       .uid = 0x0007c0d0,
+       .mask = 0xffff0,
+       .features = PHY_BASIC_FEATURES,
+       .config = &genphy_config_aneg,
+       .startup = &smsc_startup,
+       .shutdown = &genphy_shutdown,
+};
+
+static struct phy_driver lan8710_driver = {
+       .name = "SMSC LAN8710/LAN8720",
+       .uid = 0x0007c0f0,
+       .mask = 0xffff0,
+       .features = PHY_BASIC_FEATURES,
+       .config = &genphy_config_aneg,
+       .startup = &genphy_startup,
+       .shutdown = &genphy_shutdown,
+};
+
+int phy_smsc_init(void)
+{
+       phy_register(&lan8710_driver);
+       phy_register(&lan911x_driver);
+       phy_register(&lan8700_driver);
+
+       return 0;
+}