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/fm/p4080.c

@@ -0,0 +1,99 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#include <common.h>
+#include <phy.h>
+#include <fm_eth.h>
+#include <asm/io.h>
+#include <asm/immap_85xx.h>
+#include <asm/fsl_serdes.h>
+
+static u32 port_to_devdisr[] = {
+	[FM1_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC1_1,
+	[FM1_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC1_2,
+	[FM1_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC1_3,
+	[FM1_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC1_4,
+	[FM1_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1,
+	[FM2_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC2_1,
+	[FM2_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC2_2,
+	[FM2_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC2_3,
+	[FM2_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC2_4,
+	[FM2_10GEC1] = FSL_CORENET_DEVDISR2_10GEC2,
+};
+
+static int is_device_disabled(enum fm_port port)
+{
+	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+	u32 devdisr2 = in_be32(&gur->devdisr2);
+
+	return port_to_devdisr[port] & devdisr2;
+}
+
+void fman_disable_port(enum fm_port port)
+{
+	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+
+	/* don't allow disabling of DTSEC1 as its needed for MDIO */
+	if (port == FM1_DTSEC1)
+		return;
+
+	setbits_be32(&gur->devdisr2, port_to_devdisr[port]);
+}
+
+void fman_enable_port(enum fm_port port)
+{
+	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+
+	clrbits_be32(&gur->devdisr2, port_to_devdisr[port]);
+}
+
+phy_interface_t fman_port_enet_if(enum fm_port port)
+{
+	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+	u32 rcwsr11 = in_be32(&gur->rcwsr[11]);
+
+	if (is_device_disabled(port))
+		return PHY_INTERFACE_MODE_NONE;
+
+	if ((port == FM1_10GEC1) && (is_serdes_configured(XAUI_FM1)))
+		return PHY_INTERFACE_MODE_XGMII;
+
+	if ((port == FM2_10GEC1) && (is_serdes_configured(XAUI_FM2)))
+		return PHY_INTERFACE_MODE_XGMII;
+
+	/* handle RGMII first */
+	if ((port == FM1_DTSEC1) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC1) ==
+		FSL_CORENET_RCWSR11_EC1_FM1_DTSEC1))
+		return PHY_INTERFACE_MODE_RGMII;
+
+	if ((port == FM1_DTSEC2) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) ==
+		FSL_CORENET_RCWSR11_EC2_FM1_DTSEC2))
+		return PHY_INTERFACE_MODE_RGMII;
+
+	if ((port == FM2_DTSEC1) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) ==
+		FSL_CORENET_RCWSR11_EC2_FM2_DTSEC1))
+		return PHY_INTERFACE_MODE_RGMII;
+
+	switch (port) {
+	case FM1_DTSEC1:
+	case FM1_DTSEC2:
+	case FM1_DTSEC3:
+	case FM1_DTSEC4:
+		if (is_serdes_configured(SGMII_FM1_DTSEC1 + port - FM1_DTSEC1))
+			return PHY_INTERFACE_MODE_SGMII;
+		break;
+	case FM2_DTSEC1:
+	case FM2_DTSEC2:
+	case FM2_DTSEC3:
+	case FM2_DTSEC4:
+		if (is_serdes_configured(SGMII_FM2_DTSEC1 + port - FM2_DTSEC1))
+			return PHY_INTERFACE_MODE_SGMII;
+		break;
+	default:
+		return PHY_INTERFACE_MODE_NONE;
+	}
+
+	return PHY_INTERFACE_MODE_NONE;
+}