avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/drivers/net/phy/natsemi.c

@@ -0,0 +1,166 @@
+/*
+ * National Semiconductor PHY drivers
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ *
+ * Copyright 2010-2011 Freescale Semiconductor, Inc.
+ * author Andy Fleming
+ */
+#include <phy.h>
+
+/* NatSemi DP83630 */
+
+#define DP83630_PHY_PAGESEL_REG		0x13
+#define DP83630_PHY_PTP_COC_REG		0x14
+#define DP83630_PHY_PTP_CLKOUT_EN	(1<<15)
+#define DP83630_PHY_RBR_REG		0x17
+
+static int dp83630_config(struct phy_device *phydev)
+{
+	int ptp_coc_reg;
+
+	phy_write(phydev, MDIO_DEVAD_NONE, MII_BMCR, BMCR_RESET);
+	phy_write(phydev, MDIO_DEVAD_NONE, DP83630_PHY_PAGESEL_REG, 0x6);
+	ptp_coc_reg = phy_read(phydev, MDIO_DEVAD_NONE,
+			       DP83630_PHY_PTP_COC_REG);
+	ptp_coc_reg &= ~DP83630_PHY_PTP_CLKOUT_EN;
+	phy_write(phydev, MDIO_DEVAD_NONE, DP83630_PHY_PTP_COC_REG,
+		  ptp_coc_reg);
+	phy_write(phydev, MDIO_DEVAD_NONE, DP83630_PHY_PAGESEL_REG, 0);
+
+	genphy_config_aneg(phydev);
+
+	return 0;
+}
+
+static struct phy_driver DP83630_driver = {
+	.name = "NatSemi DP83630",
+	.uid = 0x20005ce1,
+	.mask = 0xfffffff0,
+	.features = PHY_BASIC_FEATURES,
+	.config = &dp83630_config,
+	.startup = &genphy_startup,
+	.shutdown = &genphy_shutdown,
+};
+
+
+/* DP83865 Link and Auto-Neg Status Register */
+#define MIIM_DP83865_LANR      0x11
+#define MIIM_DP83865_SPD_MASK  0x0018
+#define MIIM_DP83865_SPD_1000  0x0010
+#define MIIM_DP83865_SPD_100   0x0008
+#define MIIM_DP83865_DPX_FULL  0x0002
+
+
+/* NatSemi DP83865 */
+static int dp838xx_config(struct phy_device *phydev)
+{
+	phy_write(phydev, MDIO_DEVAD_NONE, MII_BMCR, BMCR_RESET);
+	genphy_config_aneg(phydev);
+
+	return 0;
+}
+
+static int dp83865_parse_status(struct phy_device *phydev)
+{
+	int mii_reg;
+
+	mii_reg = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_DP83865_LANR);
+
+	switch (mii_reg & MIIM_DP83865_SPD_MASK) {
+
+	case MIIM_DP83865_SPD_1000:
+		phydev->speed = SPEED_1000;
+		break;
+
+	case MIIM_DP83865_SPD_100:
+		phydev->speed = SPEED_100;
+		break;
+
+	default:
+		phydev->speed = SPEED_10;
+		break;
+
+	}
+
+	if (mii_reg & MIIM_DP83865_DPX_FULL)
+		phydev->duplex = DUPLEX_FULL;
+	else
+		phydev->duplex = DUPLEX_HALF;
+
+	return 0;
+}
+
+static int dp83865_startup(struct phy_device *phydev)
+{
+	int ret;
+
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return dp83865_parse_status(phydev);
+}
+
+
+static struct phy_driver DP83865_driver = {
+	.name = "NatSemi DP83865",
+	.uid = 0x20005c70,
+	.mask = 0xfffffff0,
+	.features = PHY_GBIT_FEATURES,
+	.config = &dp838xx_config,
+	.startup = &dp83865_startup,
+	.shutdown = &genphy_shutdown,
+};
+
+/* NatSemi DP83848 */
+static int dp83848_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 dp83848_startup(struct phy_device *phydev)
+{
+	int ret;
+
+	ret = genphy_update_link(phydev);
+	if (ret)
+		return ret;
+
+	return dp83848_parse_status(phydev);
+}
+
+static struct phy_driver DP83848_driver = {
+	.name = "NatSemi DP83848",
+	.uid = 0x20005c90,
+	.mask = 0x2000ff90,
+	.features = PHY_BASIC_FEATURES,
+	.config = &dp838xx_config,
+	.startup = &dp83848_startup,
+	.shutdown = &genphy_shutdown,
+};
+
+int phy_natsemi_init(void)
+{
+	phy_register(&DP83630_driver);
+	phy_register(&DP83865_driver);
+	phy_register(&DP83848_driver);
+
+	return 0;
+}