15fb17030SIlya Yanok /* 25fb17030SIlya Yanok * Copyright (C) 2010 Freescale Semiconductor, Inc. 35fb17030SIlya Yanok * Copyright (C) 2010 Ilya Yanok, Emcraft Systems, yanok@emcraft.com 45fb17030SIlya Yanok * 55fb17030SIlya Yanok * See file CREDITS for list of people who contributed to this 65fb17030SIlya Yanok * project. 75fb17030SIlya Yanok * 85fb17030SIlya Yanok * This program is free software; you can redistribute it and/or 95fb17030SIlya Yanok * modify it under the terms of the GNU General Public License as 105fb17030SIlya Yanok * published by the Free Software Foundation; either version 2 of 115fb17030SIlya Yanok * the License, or (at your option) any later version. 125fb17030SIlya Yanok * 135fb17030SIlya Yanok * This program is distributed in the hope that it will be useful, 145fb17030SIlya Yanok * but WITHOUT ANY WARRANTY; without even the implied warranty of 155fb17030SIlya Yanok * MERCHANTABILITY or FITNESS for A PARTICULAR PURPOSE. See the 165fb17030SIlya Yanok * GNU General Public License for more details. 175fb17030SIlya Yanok * 185fb17030SIlya Yanok * You should have received a copy of the GNU General Public License 195fb17030SIlya Yanok * along with this program; if not, write to the Free Software 205fb17030SIlya Yanok * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 215fb17030SIlya Yanok * MA 02111-1307 USA 225fb17030SIlya Yanok */ 235fb17030SIlya Yanok 245fb17030SIlya Yanok #include <common.h> 255fb17030SIlya Yanok #include <hwconfig.h> 265fb17030SIlya Yanok #include <i2c.h> 275fb17030SIlya Yanok #include <libfdt.h> 285fb17030SIlya Yanok #include <fdt_support.h> 295fb17030SIlya Yanok #include <pci.h> 305fb17030SIlya Yanok #include <mpc83xx.h> 315fb17030SIlya Yanok #include <vsc7385.h> 325fb17030SIlya Yanok #include <netdev.h> 335fb17030SIlya Yanok #include <asm/io.h> 345fb17030SIlya Yanok #include <asm/fsl_serdes.h> 355fb17030SIlya Yanok #include <asm/fsl_mpc83xx_serdes.h> 365fb17030SIlya Yanok 375fb17030SIlya Yanok DECLARE_GLOBAL_DATA_PTR; 385fb17030SIlya Yanok 395fb17030SIlya Yanok static u8 read_board_info(void) 405fb17030SIlya Yanok { 415fb17030SIlya Yanok u8 val8; 425fb17030SIlya Yanok i2c_set_bus_num(0); 435fb17030SIlya Yanok 445fb17030SIlya Yanok if (i2c_read(CONFIG_SYS_I2C_PCF8574A_ADDR, 0, 0, &val8, 1) == 0) 455fb17030SIlya Yanok return val8; 465fb17030SIlya Yanok else 475fb17030SIlya Yanok return 0; 485fb17030SIlya Yanok } 495fb17030SIlya Yanok 505fb17030SIlya Yanok int checkboard(void) 515fb17030SIlya Yanok { 525fb17030SIlya Yanok static const char * const rev_str[] = { 535fb17030SIlya Yanok "1.0", 545fb17030SIlya Yanok "<reserved>", 555fb17030SIlya Yanok "<reserved>", 565fb17030SIlya Yanok "<reserved>", 575fb17030SIlya Yanok "<unknown>", 585fb17030SIlya Yanok }; 595fb17030SIlya Yanok u8 info; 605fb17030SIlya Yanok int i; 615fb17030SIlya Yanok 625fb17030SIlya Yanok info = read_board_info(); 635fb17030SIlya Yanok i = (!info) ? 4 : info & 0x03; 645fb17030SIlya Yanok 655fb17030SIlya Yanok printf("Board: Freescale MPC8308RDB Rev %s\n", rev_str[i]); 665fb17030SIlya Yanok 675fb17030SIlya Yanok return 0; 685fb17030SIlya Yanok } 695fb17030SIlya Yanok 705fb17030SIlya Yanok static struct pci_region pcie_regions_0[] = { 715fb17030SIlya Yanok { 725fb17030SIlya Yanok .bus_start = CONFIG_SYS_PCIE1_MEM_BASE, 735fb17030SIlya Yanok .phys_start = CONFIG_SYS_PCIE1_MEM_PHYS, 745fb17030SIlya Yanok .size = CONFIG_SYS_PCIE1_MEM_SIZE, 755fb17030SIlya Yanok .flags = PCI_REGION_MEM, 765fb17030SIlya Yanok }, 775fb17030SIlya Yanok { 785fb17030SIlya Yanok .bus_start = CONFIG_SYS_PCIE1_IO_BASE, 795fb17030SIlya Yanok .phys_start = CONFIG_SYS_PCIE1_IO_PHYS, 805fb17030SIlya Yanok .size = CONFIG_SYS_PCIE1_IO_SIZE, 815fb17030SIlya Yanok .flags = PCI_REGION_IO, 825fb17030SIlya Yanok }, 835fb17030SIlya Yanok }; 845fb17030SIlya Yanok 855fb17030SIlya Yanok void pci_init_board(void) 865fb17030SIlya Yanok { 875fb17030SIlya Yanok immap_t *immr = (immap_t *)CONFIG_SYS_IMMR; 885fb17030SIlya Yanok sysconf83xx_t *sysconf = &immr->sysconf; 895fb17030SIlya Yanok law83xx_t *pcie_law = sysconf->pcielaw; 905fb17030SIlya Yanok struct pci_region *pcie_reg[] = { pcie_regions_0 }; 915fb17030SIlya Yanok 925fb17030SIlya Yanok fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_PEX, 935fb17030SIlya Yanok FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V); 945fb17030SIlya Yanok 955fb17030SIlya Yanok /* Deassert the resets in the control register */ 965fb17030SIlya Yanok out_be32(&sysconf->pecr1, 0xE0008000); 975fb17030SIlya Yanok udelay(2000); 985fb17030SIlya Yanok 995fb17030SIlya Yanok /* Configure PCI Express Local Access Windows */ 1005fb17030SIlya Yanok out_be32(&pcie_law[0].bar, CONFIG_SYS_PCIE1_BASE & LAWBAR_BAR); 1015fb17030SIlya Yanok out_be32(&pcie_law[0].ar, LBLAWAR_EN | LBLAWAR_512MB); 1025fb17030SIlya Yanok 103*6aa3d3bfSPeter Tyser mpc83xx_pcie_init(1, pcie_reg); 1045fb17030SIlya Yanok } 1055fb17030SIlya Yanok /* 1065fb17030SIlya Yanok * Miscellaneous late-boot configurations 1075fb17030SIlya Yanok * 1085fb17030SIlya Yanok * If a VSC7385 microcode image is present, then upload it. 1095fb17030SIlya Yanok */ 1105fb17030SIlya Yanok int misc_init_r(void) 1115fb17030SIlya Yanok { 1125fb17030SIlya Yanok #ifdef CONFIG_VSC7385_IMAGE 1135fb17030SIlya Yanok if (vsc7385_upload_firmware((void *) CONFIG_VSC7385_IMAGE, 1145fb17030SIlya Yanok CONFIG_VSC7385_IMAGE_SIZE)) { 1155fb17030SIlya Yanok puts("Failure uploading VSC7385 microcode.\n"); 1165fb17030SIlya Yanok return 1; 1175fb17030SIlya Yanok } 1185fb17030SIlya Yanok #endif 1195fb17030SIlya Yanok 1205fb17030SIlya Yanok return 0; 1215fb17030SIlya Yanok } 1225fb17030SIlya Yanok #if defined(CONFIG_OF_BOARD_SETUP) 1235fb17030SIlya Yanok void ft_board_setup(void *blob, bd_t *bd) 1245fb17030SIlya Yanok { 1255fb17030SIlya Yanok ft_cpu_setup(blob, bd); 1265fb17030SIlya Yanok fdt_fixup_dr_usb(blob, bd); 1275fb17030SIlya Yanok } 1285fb17030SIlya Yanok #endif 1295fb17030SIlya Yanok 1305fb17030SIlya Yanok int board_eth_init(bd_t *bis) 1315fb17030SIlya Yanok { 1325fb17030SIlya Yanok int rv, num_if = 0; 1335fb17030SIlya Yanok 1345fb17030SIlya Yanok /* Initialize TSECs first */ 13565ea7589SIlya Yanok rv = cpu_eth_init(bis); 13665ea7589SIlya Yanok if (rv >= 0) 1375fb17030SIlya Yanok num_if += rv; 1385fb17030SIlya Yanok else 1395fb17030SIlya Yanok printf("ERROR: failed to initialize TSECs.\n"); 1405fb17030SIlya Yanok 14165ea7589SIlya Yanok rv = pci_eth_init(bis); 14265ea7589SIlya Yanok if (rv >= 0) 1435fb17030SIlya Yanok num_if += rv; 1445fb17030SIlya Yanok else 1455fb17030SIlya Yanok printf("ERROR: failed to initialize PCI Ethernet.\n"); 1465fb17030SIlya Yanok 1475fb17030SIlya Yanok return num_if; 1485fb17030SIlya Yanok } 149