mips: octeon: Add misc remaining header files

Import misc remaining header files from 2013 U-Boot. These will be used
by the later added drivers to support PCIe and networking on the MIPS
Octeon II / III platforms.

Signed-off-by: Aaron Williams <awilliams@marvell.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Aaron Williams <awilliams@marvell.com>
Cc: Chandrakala Chavva <cchavva@marvell.com>
Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>

arch/mips/mach-octeon/include/mach/octeon_eth.h

@@ -0,0 +1,141 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020 Marvell International Ltd.
+ */
+
+#ifndef __OCTEON_ETH_H__
+#define __OCTEON_ETH_H__
+
+#include <phy.h>
+#include <miiphy.h>
+
+#include <mach/cvmx-helper.h>
+#include <mach/cvmx-helper-board.h>
+#include <mach/octeon_fdt.h>
+
+struct eth_device;
+
+/** Ethernet device private data structure for octeon ethernet */
+struct octeon_eth_info {
+	u64 link_state;
+	u32 port;		   /** ipd port */
+	u32 interface;		   /** Port interface */
+	u32 index;		   /** port index on interface */
+	int node;		   /** OCX node number */
+	u32 initted_flag;	   /** 0 if port not initialized */
+	struct mii_dev *mii_bus;   /** MII bus for PHY */
+	struct phy_device *phydev; /** PHY device */
+	struct eth_device *ethdev; /** Eth device this priv is part of */
+	int mii_addr;
+	int phy_fdt_offset;		    /** Offset of PHY info in device tree */
+	int fdt_offset;			    /** Offset of Eth interface in DT */
+	int phy_offset;			    /** Offset of PHY dev in device tree */
+	enum cvmx_phy_type phy_device_type; /** Type of PHY */
+	/* current link status, use to reconfigure on status changes */
+	u64 packets_sent;
+	u64 packets_received;
+	u32 link_speed : 2;
+	u32 link_duplex : 1;
+	u32 link_status : 1;
+	u32 loopback : 1;
+	u32 enabled : 1;
+	u32 is_c45 : 1;		    /** Set if we need to use clause 45 */
+	u32 vitesse_sfp_config : 1; /** Need Vitesse SFP config */
+	u32 ti_gpio_config : 1;	    /** Need TI GPIO config */
+	u32 bgx_mac_set : 1;	    /** Has the BGX MAC been set already */
+	u64 last_bgx_mac;	    /** Last BGX MAC address set */
+	u64 gmx_base;		    /** Base address to access GMX CSRs */
+	bool mod_abs;		    /** True if module is absent */
+
+	/**
+	 * User defined function to check if a SFP+ module is absent or not.
+	 *
+	 * @param	dev	Ethernet device
+	 * @param	data	User supplied data
+	 */
+	int (*check_mod_abs)(struct eth_device *dev, void *data);
+
+	/** User supplied data for check_mod_abs */
+	void *mod_abs_data;
+	/**
+	 * Called to check the status of a port.  This is used for some
+	 * Vitesse and Inphi phys to probe the sFP adapter.
+	 */
+	int (*phy_port_check)(struct phy_device *dev);
+	/**
+	 * Called whenever mod_abs changes state
+	 *
+	 * @param	dev	Ethernet device
+	 * @param	mod_abs	True if module is absent
+	 *
+	 * @return	0 for success, otherwise error
+	 */
+	int (*mod_abs_changed)(struct eth_device *dev, bool mod_abs);
+	/** SDK phy information data structure */
+	cvmx_phy_info_t phy_info;
+#ifdef CONFIG_OCTEON_SFP
+	/** Information about connected SFP/SFP+/SFP28/QSFP+/QSFP28 module */
+	struct octeon_sfp_info sfp;
+#endif
+};
+
+/**
+ * Searches for an ethernet device based on interface and index.
+ *
+ * @param interface - interface number to search for
+ * @param index - index to search for
+ *
+ * @returns pointer to ethernet device or NULL if not found.
+ */
+struct eth_device *octeon_find_eth_by_interface_index(int interface, int index);
+
+/**
+ * User-defined function called when the link state changes
+ *
+ * @param[in]	dev		Ethernet device
+ * @param	link_state	new link state
+ *
+ * NOTE: This is defined as a weak function.
+ */
+void board_net_set_link(struct eth_device *dev, cvmx_helper_link_info_t link_state);
+
+/**
+ * Registers a function to be called when the link goes down.  The function is
+ * often used for things like reading the SFP+ EEPROM.
+ *
+ * @param	dev		Ethernet device
+ * @param	phy_port_check	Function to call
+ */
+void octeon_eth_register_phy_port_check(struct eth_device *dev,
+					int (*phy_port_check)(struct phy_device *dev));
+
+/**
+ * This weak function is called after the phy driver is connected but before
+ * it is initialized.
+ *
+ * @param	dev	Ethernet device for phy
+ *
+ * @return	0 to continue, or -1 for error to stop setting up the phy
+ */
+int octeon_eth_board_post_setup_phy(struct eth_device *dev);
+
+/**
+ * Registers a function to be called whenever a mod_abs change is detected.
+ *
+ * @param	dev		Ethernet device
+ * @param	mod_abs_changed	Function to be called
+ */
+void octeon_eth_register_mod_abs_changed(struct eth_device *dev,
+					 int (*mod_abs_changed)(struct eth_device *dev,
+								bool mod_abs));
+
+/**
+ * Checks for state changes with the link state or module state
+ *
+ * @param	dev	Ethernet device to check
+ *
+ * NOTE: If the module state is changed then the module callback is called.
+ */
+void octeon_phy_port_check(struct eth_device *dev);
+
+#endif /* __OCTEON_ETH_H__ */