1*5fb17030SIlya Yanok /* 2*5fb17030SIlya Yanok * Copyright (C) 2010 Freescale Semiconductor, Inc. 3*5fb17030SIlya Yanok * Copyright (C) 2010 Ilya Yanok, Emcraft Systems, yanok@emcraft.com 4*5fb17030SIlya Yanok * 5*5fb17030SIlya Yanok * See file CREDITS for list of people who contributed to this 6*5fb17030SIlya Yanok * project. 7*5fb17030SIlya Yanok * 8*5fb17030SIlya Yanok * This program is free software; you can redistribute it and/or 9*5fb17030SIlya Yanok * modify it under the terms of the GNU General Public License as 10*5fb17030SIlya Yanok * published by the Free Software Foundation; either version 2 of 11*5fb17030SIlya Yanok * the License, or (at your option) any later version. 12*5fb17030SIlya Yanok * 13*5fb17030SIlya Yanok * This program is distributed in the hope that it will be useful, 14*5fb17030SIlya Yanok * but WITHOUT ANY WARRANTY; without even the implied warranty of 15*5fb17030SIlya Yanok * MERCHANTABILITY or FITNESS for A PARTICULAR PURPOSE. See the 16*5fb17030SIlya Yanok * GNU General Public License for more details. 17*5fb17030SIlya Yanok * 18*5fb17030SIlya Yanok * You should have received a copy of the GNU General Public License 19*5fb17030SIlya Yanok * along with this program; if not, write to the Free Software 20*5fb17030SIlya Yanok * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21*5fb17030SIlya Yanok * MA 02111-1307 USA 22*5fb17030SIlya Yanok */ 23*5fb17030SIlya Yanok 24*5fb17030SIlya Yanok #include <common.h> 25*5fb17030SIlya Yanok #include <hwconfig.h> 26*5fb17030SIlya Yanok #include <i2c.h> 27*5fb17030SIlya Yanok #include <libfdt.h> 28*5fb17030SIlya Yanok #include <fdt_support.h> 29*5fb17030SIlya Yanok #include <pci.h> 30*5fb17030SIlya Yanok #include <mpc83xx.h> 31*5fb17030SIlya Yanok #include <vsc7385.h> 32*5fb17030SIlya Yanok #include <netdev.h> 33*5fb17030SIlya Yanok #include <asm/io.h> 34*5fb17030SIlya Yanok #include <asm/fsl_serdes.h> 35*5fb17030SIlya Yanok #include <asm/fsl_mpc83xx_serdes.h> 36*5fb17030SIlya Yanok 37*5fb17030SIlya Yanok DECLARE_GLOBAL_DATA_PTR; 38*5fb17030SIlya Yanok 39*5fb17030SIlya Yanok int board_early_init_f(void) 40*5fb17030SIlya Yanok { 41*5fb17030SIlya Yanok immap_t *im = (immap_t *)CONFIG_SYS_IMMR; 42*5fb17030SIlya Yanok 43*5fb17030SIlya Yanok if (in_be32(&im->pmc.pmccr1) & PMCCR1_POWER_OFF) 44*5fb17030SIlya Yanok gd->flags |= GD_FLG_SILENT; 45*5fb17030SIlya Yanok 46*5fb17030SIlya Yanok return 0; 47*5fb17030SIlya Yanok } 48*5fb17030SIlya Yanok 49*5fb17030SIlya Yanok static u8 read_board_info(void) 50*5fb17030SIlya Yanok { 51*5fb17030SIlya Yanok u8 val8; 52*5fb17030SIlya Yanok i2c_set_bus_num(0); 53*5fb17030SIlya Yanok 54*5fb17030SIlya Yanok if (i2c_read(CONFIG_SYS_I2C_PCF8574A_ADDR, 0, 0, &val8, 1) == 0) 55*5fb17030SIlya Yanok return val8; 56*5fb17030SIlya Yanok else 57*5fb17030SIlya Yanok return 0; 58*5fb17030SIlya Yanok } 59*5fb17030SIlya Yanok 60*5fb17030SIlya Yanok int checkboard(void) 61*5fb17030SIlya Yanok { 62*5fb17030SIlya Yanok static const char * const rev_str[] = { 63*5fb17030SIlya Yanok "1.0", 64*5fb17030SIlya Yanok "<reserved>", 65*5fb17030SIlya Yanok "<reserved>", 66*5fb17030SIlya Yanok "<reserved>", 67*5fb17030SIlya Yanok "<unknown>", 68*5fb17030SIlya Yanok }; 69*5fb17030SIlya Yanok u8 info; 70*5fb17030SIlya Yanok int i; 71*5fb17030SIlya Yanok 72*5fb17030SIlya Yanok info = read_board_info(); 73*5fb17030SIlya Yanok i = (!info) ? 4 : info & 0x03; 74*5fb17030SIlya Yanok 75*5fb17030SIlya Yanok printf("Board: Freescale MPC8308RDB Rev %s\n", rev_str[i]); 76*5fb17030SIlya Yanok 77*5fb17030SIlya Yanok return 0; 78*5fb17030SIlya Yanok } 79*5fb17030SIlya Yanok 80*5fb17030SIlya Yanok static struct pci_region pcie_regions_0[] = { 81*5fb17030SIlya Yanok { 82*5fb17030SIlya Yanok .bus_start = CONFIG_SYS_PCIE1_MEM_BASE, 83*5fb17030SIlya Yanok .phys_start = CONFIG_SYS_PCIE1_MEM_PHYS, 84*5fb17030SIlya Yanok .size = CONFIG_SYS_PCIE1_MEM_SIZE, 85*5fb17030SIlya Yanok .flags = PCI_REGION_MEM, 86*5fb17030SIlya Yanok }, 87*5fb17030SIlya Yanok { 88*5fb17030SIlya Yanok .bus_start = CONFIG_SYS_PCIE1_IO_BASE, 89*5fb17030SIlya Yanok .phys_start = CONFIG_SYS_PCIE1_IO_PHYS, 90*5fb17030SIlya Yanok .size = CONFIG_SYS_PCIE1_IO_SIZE, 91*5fb17030SIlya Yanok .flags = PCI_REGION_IO, 92*5fb17030SIlya Yanok }, 93*5fb17030SIlya Yanok }; 94*5fb17030SIlya Yanok 95*5fb17030SIlya Yanok void pci_init_board(void) 96*5fb17030SIlya Yanok { 97*5fb17030SIlya Yanok immap_t *immr = (immap_t *)CONFIG_SYS_IMMR; 98*5fb17030SIlya Yanok sysconf83xx_t *sysconf = &immr->sysconf; 99*5fb17030SIlya Yanok clk83xx_t *clk = (clk83xx_t *)&immr->clk; 100*5fb17030SIlya Yanok law83xx_t *pcie_law = sysconf->pcielaw; 101*5fb17030SIlya Yanok struct pci_region *pcie_reg[] = { pcie_regions_0 }; 102*5fb17030SIlya Yanok 103*5fb17030SIlya Yanok fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_PEX, 104*5fb17030SIlya Yanok FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V); 105*5fb17030SIlya Yanok 106*5fb17030SIlya Yanok clrsetbits_be32(&clk->sccr, SCCR_PCIEXP1CM , 107*5fb17030SIlya Yanok SCCR_PCIEXP1CM_1); 108*5fb17030SIlya Yanok 109*5fb17030SIlya Yanok /* Deassert the resets in the control register */ 110*5fb17030SIlya Yanok out_be32(&sysconf->pecr1, 0xE0008000); 111*5fb17030SIlya Yanok udelay(2000); 112*5fb17030SIlya Yanok 113*5fb17030SIlya Yanok /* Configure PCI Express Local Access Windows */ 114*5fb17030SIlya Yanok out_be32(&pcie_law[0].bar, CONFIG_SYS_PCIE1_BASE & LAWBAR_BAR); 115*5fb17030SIlya Yanok out_be32(&pcie_law[0].ar, LBLAWAR_EN | LBLAWAR_512MB); 116*5fb17030SIlya Yanok 117*5fb17030SIlya Yanok mpc83xx_pcie_init(1, pcie_reg, 0); 118*5fb17030SIlya Yanok } 119*5fb17030SIlya Yanok /* 120*5fb17030SIlya Yanok * Miscellaneous late-boot configurations 121*5fb17030SIlya Yanok * 122*5fb17030SIlya Yanok * If a VSC7385 microcode image is present, then upload it. 123*5fb17030SIlya Yanok */ 124*5fb17030SIlya Yanok int misc_init_r(void) 125*5fb17030SIlya Yanok { 126*5fb17030SIlya Yanok #ifdef CONFIG_VSC7385_IMAGE 127*5fb17030SIlya Yanok if (vsc7385_upload_firmware((void *) CONFIG_VSC7385_IMAGE, 128*5fb17030SIlya Yanok CONFIG_VSC7385_IMAGE_SIZE)) { 129*5fb17030SIlya Yanok puts("Failure uploading VSC7385 microcode.\n"); 130*5fb17030SIlya Yanok return 1; 131*5fb17030SIlya Yanok } 132*5fb17030SIlya Yanok #endif 133*5fb17030SIlya Yanok 134*5fb17030SIlya Yanok return 0; 135*5fb17030SIlya Yanok } 136*5fb17030SIlya Yanok #if defined(CONFIG_OF_BOARD_SETUP) 137*5fb17030SIlya Yanok void ft_board_setup(void *blob, bd_t *bd) 138*5fb17030SIlya Yanok { 139*5fb17030SIlya Yanok ft_cpu_setup(blob, bd); 140*5fb17030SIlya Yanok fdt_fixup_dr_usb(blob, bd); 141*5fb17030SIlya Yanok } 142*5fb17030SIlya Yanok #endif 143*5fb17030SIlya Yanok 144*5fb17030SIlya Yanok int board_eth_init(bd_t *bis) 145*5fb17030SIlya Yanok { 146*5fb17030SIlya Yanok int rv, num_if = 0; 147*5fb17030SIlya Yanok 148*5fb17030SIlya Yanok /* Initialize TSECs first */ 149*5fb17030SIlya Yanok if ((rv = cpu_eth_init(bis)) >= 0) 150*5fb17030SIlya Yanok num_if += rv; 151*5fb17030SIlya Yanok else 152*5fb17030SIlya Yanok printf("ERROR: failed to initialize TSECs.\n"); 153*5fb17030SIlya Yanok 154*5fb17030SIlya Yanok if ((rv = pci_eth_init(bis)) >= 0) 155*5fb17030SIlya Yanok num_if += rv; 156*5fb17030SIlya Yanok else 157*5fb17030SIlya Yanok printf("ERROR: failed to initialize PCI Ethernet.\n"); 158*5fb17030SIlya Yanok 159*5fb17030SIlya Yanok return num_if; 160*5fb17030SIlya Yanok } 161