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Diffstat (limited to 'arch/mips/mach-octeon/include/mach/octeon_eth.h')
-rw-r--r--arch/mips/mach-octeon/include/mach/octeon_eth.h141
1 files changed, 141 insertions, 0 deletions
diff --git a/arch/mips/mach-octeon/include/mach/octeon_eth.h b/arch/mips/mach-octeon/include/mach/octeon_eth.h
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index 0000000000..bfef0a6e9f
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+++ b/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__ */