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authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/drivers/net/phy/smsc.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/drivers/net/phy/smsc.c')
-rw-r--r--roms/u-boot/drivers/net/phy/smsc.c116
1 files changed, 116 insertions, 0 deletions
diff --git a/roms/u-boot/drivers/net/phy/smsc.c b/roms/u-boot/drivers/net/phy/smsc.c
new file mode 100644
index 000000000..7740a2510
--- /dev/null
+++ b/roms/u-boot/drivers/net/phy/smsc.c
@@ -0,0 +1,116 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * SMSC PHY drivers
+ *
+ * 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 <common.h>
+#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)
+{
+ int ret;
+
+ ret = genphy_update_link(phydev);
+ if (ret)
+ return ret;
+
+ return smsc_parse_status(phydev);
+}
+
+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,
+};
+
+static struct phy_driver lan8740_driver = {
+ .name = "SMSC LAN8740",
+ .uid = 0x0007c110,
+ .mask = 0xffff0,
+ .features = PHY_BASIC_FEATURES,
+ .config = &genphy_config_aneg,
+ .startup = &genphy_startup,
+ .shutdown = &genphy_shutdown,
+};
+
+static struct phy_driver lan8741_driver = {
+ .name = "SMSC LAN8741",
+ .uid = 0x0007c120,
+ .mask = 0xffff0,
+ .features = PHY_BASIC_FEATURES,
+ .config = &genphy_config_aneg,
+ .startup = &genphy_startup,
+ .shutdown = &genphy_shutdown,
+};
+
+static struct phy_driver lan8742_driver = {
+ .name = "SMSC LAN8742",
+ .uid = 0x0007c130,
+ .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);
+ phy_register(&lan8740_driver);
+ phy_register(&lan8741_driver);
+ phy_register(&lan8742_driver);
+
+ return 0;
+}