/***********************license start*********************************** * Copyright (c) 2003-2016 Cavium Inc. (support@cavium.com). All rights * reserved. * * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * * Neither the name of Cavium Inc. nor the names of * its contributors may be used to endorse or promote products * derived from this software without specific prior written * permission. * * This Software, including technical data, may be subject to U.S. export * control laws, including the U.S. Export Administration Act and its * associated regulations, and may be subject to export or import * regulations in other countries. * * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" * AND WITH ALL FAULTS AND CAVIUM INC. 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THE ENTIRE RISK * ARISING OUT OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU. ***********************license end**************************************/ #include #include #include #include #define VSC_PHY_STD_PAGE (0x0) #define VSC_PHY_EXT1_PAGE (0x1) #define VSC_PHY_EXT2_PAGE (0x2) #define VSC_PHY_EXT3_PAGE (0x3) #define VSC_PHY_EXT4_PAGE (0x4) #define VSC_PHY_GPIO_PAGE (0x10) #define VSC_PHY_TEST_PAGE (0x2A30) #define VSC_PHY_TR_PAGE (0x52B5) const uint16_t init_script_rev_a[] = { // Op, Page, Reg, Value, Mask // 0, 1, 2, 3, 4 // --, ------, ----, ------, ----- 0, 0x0000, 0x1f, 0x0000, 0xffff, 1, 0x0000, 0x16, 0x0001, 0x0001, 0, 0x0001, 0x1f, 0x2A30, 0xffff, 1, 0x2A30, 0x08, 0x8000, 0x8000, 0, 0x2A30, 0x1f, 0x52B5, 0xffff, 0, 0x52B5, 0x12, 0x0068, 0xffff, 0, 0x52B5, 0x11, 0x8980, 0xffff, 0, 0x52B5, 0x10, 0x8f90, 0xffff, 0, 0x52B5, 0x12, 0x0000, 0xffff, 0, 0x52B5, 0x11, 0x0003, 0xffff, 0, 0x52B5, 0x10, 0x8796, 0xffff, 0, 0x52B5, 0x12, 0x0050, 0xffff, 0, 0x52B5, 0x11, 0x100f, 0xffff, 0, 0x52B5, 0x10, 0x87fa, 0xffff, 0, 0x52B5, 0x1f, 0x2A30, 0xffff, 1, 0x2A30, 0x08, 0x0000, 0x8000, 0, 0x2A30, 0x1f, 0x0000, 0xffff, 1, 0x0000, 0x16, 0x0000, 0x0001, 0xf, 0xffff, 0xff, 0xffff, 0xffff }; static void wr_masked(bdk_node_t node, int mdio_bus, int phy_addr, int reg, int value, int mask) { int nmask = ~mask; int old = bdk_mdio_read(node, mdio_bus, phy_addr, reg); int vmask = value & mask; int newv = old & nmask; newv = newv | vmask; bdk_mdio_write(node, mdio_bus, phy_addr, reg, newv); } static void vitesse_init_script(bdk_node_t node, int mdio_bus, int phy_addr) { const uint16_t *ptr; uint16_t reg_addr; uint16_t reg_val; uint16_t mask; BDK_TRACE(PHY,"In %s\n",__FUNCTION__); BDK_TRACE(PHY,"Loading init script for VSC8514\n"); ptr = init_script_rev_a; while (*ptr != 0xf) { reg_addr = *(ptr+2); reg_val = *(ptr+3); mask = *(ptr+4); ptr+=5; if (mask != 0xffff) { wr_masked(node, mdio_bus, phy_addr, reg_addr,reg_val,mask); } else { bdk_mdio_write(node,mdio_bus,phy_addr,reg_addr,reg_val); } } BDK_TRACE(PHY,"loading init script is done\n"); } static void vitesse_program(bdk_node_t node, int mdio_bus, int phy_addr) { return; } /** * Setup Vitesse PHYs * This function sets up one port in a Vitesse VSC8514 */ static void setup_vitesse_phy(bdk_node_t node, int mdio_bus, int phy_addr) { /*setting MAC if*/ bdk_mdio_write(node, mdio_bus, phy_addr, 31, VSC_PHY_GPIO_PAGE); wr_masked(node,mdio_bus,phy_addr, 19, 0x4000, 0xc000); bdk_mdio_write(node, mdio_bus, phy_addr, 18, 0x80e0); /*Setting media if*/ bdk_mdio_write(node, mdio_bus, phy_addr, 31, VSC_PHY_STD_PAGE); // Reg23, 10:8 Select copper, CAT5 copper only wr_masked(node,mdio_bus,phy_addr, 23, 0x0000, 0x0700); // Reg0:15, soft Reset wr_masked(node,mdio_bus,phy_addr, 0, 0x8000, 0x8000); int time_out = 100; while (time_out && bdk_mdio_read(node,mdio_bus,phy_addr, 0) & 0x8000) { bdk_wait_usec(100000); time_out--; } if (time_out == 0) { BDK_TRACE(PHY,"setting PHY TIME OUT\n"); return; } else { BDK_TRACE(PHY,"Setting a phy port is done\n"); } bdk_mdio_write(node, mdio_bus, phy_addr, 31, VSC_PHY_EXT3_PAGE); bdk_mdio_write(node, mdio_bus, phy_addr, 16, 0x80); // Select main registers bdk_mdio_write(node, mdio_bus, phy_addr, 31, VSC_PHY_STD_PAGE); /* if (LOOP_INTERNAL) { reg0 = bdk_mdio_read(node, mdio_bus, phy_addr, 0); reg0 = bdk_insert(reg0, 1, 14, 1); bdk_mdio_write(node, mdio_bus, phy_addr, 0, reg0); } // Far end loopback (External side) if (LOOP_EXTERNAL) { reg23 = bdk_mdio_read(node, mdio_bus, phy_addr, 23); reg23 = bdk_insert(reg23, 1, 3, 1); bdk_mdio_write(node, mdio_bus, phy_addr, 23, reg23); } // Dump registers if (false) { printf("\nVitesse PHY register dump, PHY address %d, mode %s\n", phy_addr, (qsgmii) ? "QSGMII" : "SGMII"); int phy_addr = 4; for (int reg_set = 0; reg_set <= 0x10; reg_set += 0x10) { printf("\nDump registers with reg[31]=0x%x\n", reg_set); bdk_mdio_write(node, mdio_bus, phy_addr, 31, reg_set); for (int reg=0; reg < 32; reg++) printf("reg[%02d]=0x%x\n", reg, bdk_mdio_read(node, mdio_bus, phy_addr, reg)); } } */ } //static void vetesse_setup(bdk_node_t node, int qlm, int mdio_bus, int phy_addr) int bdk_if_phy_vsc8514_setup(bdk_node_t node, int qlm, int mdio_bus, int phy_addr) { /* Check if the PHY is Vetesse PHY we expect */ int phy_status_1 = bdk_mdio_read(node, mdio_bus, phy_addr, BDK_MDIO_PHY_REG_ID1); int phy_status_2 = bdk_mdio_read(node, mdio_bus, phy_addr, BDK_MDIO_PHY_REG_ID2); if (phy_status_1 != 0x0007 || phy_status_2 != 0x0670) { bdk_error("The PHY on this board is NOT VSC8514.\n"); return -1; } /* Check that the GSER mode is SGMII or QSGMII */ bdk_qlm_modes_t qlm_mode = bdk_qlm_get_mode(node, qlm); if (qlm_mode != BDK_QLM_MODE_QSGMII_4X1) return -1; vitesse_init_script(node, mdio_bus, phy_addr); vitesse_program(node, mdio_bus, phy_addr); /* VSC8514 just support QSGMII */ for (int port = 0; port < 4; port++) setup_vitesse_phy(node, mdio_bus, phy_addr + port); return 1; }