/* * Copyright (C) 2004 Arabella Software Ltd. * Yuli Barcohen <yuli@arabellasw.com> * * Support for Embedded Planet EP8248 boards. * Tested on EP8248E. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include <common.h> #include <mpc8260.h> #include <ioports.h> /* * I/O Port configuration table * * if conf is 1, then that port pin will be configured at boot time * according to the five values podr/pdir/ppar/psor/pdat for that entry */ #define CONFIG_SYS_FCC1 (CONFIG_ETHER_ON_FCC1 == 1) #define CONFIG_SYS_FCC2 (CONFIG_ETHER_ON_FCC2 == 1) const iop_conf_t iop_conf_tab[4][32] = { /* Port A */ { /* conf ppar psor pdir podr pdat */ /* PA31 */ { CONFIG_SYS_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII COL */ /* PA30 */ { CONFIG_SYS_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII CRS */ /* PA29 */ { CONFIG_SYS_FCC1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_ER */ /* PA28 */ { CONFIG_SYS_FCC1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_EN */ /* PA27 */ { CONFIG_SYS_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_DV */ /* PA26 */ { CONFIG_SYS_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_ER */ /* PA25 */ { 0, 0, 0, 0, 0, 0 }, /* PA25 */ /* PA24 */ { 0, 0, 0, 0, 0, 0 }, /* PA24 */ /* PA23 */ { 0, 0, 0, 0, 0, 0 }, /* PA23 */ /* PA22 */ { 0, 0, 0, 0, 0, 0 }, /* PA22 */ /* PA21 */ { CONFIG_SYS_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[3] */ /* PA20 */ { CONFIG_SYS_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[2] */ /* PA19 */ { CONFIG_SYS_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[1] */ /* PA18 */ { CONFIG_SYS_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[0] */ /* PA17 */ { CONFIG_SYS_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[0] */ /* PA16 */ { CONFIG_SYS_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[1] */ /* PA15 */ { CONFIG_SYS_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[2] */ /* PA14 */ { CONFIG_SYS_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[3] */ /* PA13 */ { 0, 0, 0, 0, 0, 0 }, /* PA13 */ /* PA12 */ { 0, 0, 0, 0, 0, 0 }, /* PA12 */ /* PA11 */ { 0, 0, 0, 0, 0, 0 }, /* PA11 */ /* PA10 */ { 0, 0, 0, 0, 0, 0 }, /* PA10 */ /* PA9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC2 TxD */ /* PA8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC2 RxD */ /* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* PA7 */ /* PA6 */ { 0, 0, 0, 0, 0, 0 }, /* PA6 */ /* PA5 */ { 0, 0, 0, 0, 0, 0 }, /* PA5 */ /* PA4 */ { 0, 0, 0, 0, 0, 0 }, /* PA4 */ /* PA3 */ { 0, 0, 0, 0, 0, 0 }, /* PA3 */ /* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */ /* PA1 */ { 0, 0, 0, 0, 0, 0 }, /* PA1 */ /* PA0 */ { 0, 0, 0, 0, 0, 0 } /* PA0 */ }, /* Port B */ { /* conf ppar psor pdir podr pdat */ /* PB31 */ { CONFIG_SYS_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */ /* PB30 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */ /* PB29 */ { CONFIG_SYS_FCC2, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */ /* PB28 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */ /* PB27 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */ /* PB26 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */ /* PB25 */ { CONFIG_SYS_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */ /* PB24 */ { CONFIG_SYS_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */ /* PB23 */ { CONFIG_SYS_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */ /* PB22 */ { CONFIG_SYS_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */ /* PB21 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */ /* PB20 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */ /* PB19 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */ /* PB18 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */ /* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* non-existent */ }, /* Port C */ { /* conf ppar psor pdir podr pdat */ /* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* PC31 */ /* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */ /* PC29 */ { 0, 0, 0, 0, 0, 0 }, /* PC29 */ /* PC28 */ { 0, 0, 0, 0, 0, 0 }, /* PC28 */ /* PC27 */ { 0, 0, 0, 0, 0, 0 }, /* PC27 */ /* PC26 */ { 0, 0, 0, 0, 0, 0 }, /* PC26 */ /* PC25 */ { 0, 0, 0, 0, 0, 0 }, /* PC25 */ /* PC24 */ { 0, 0, 0, 0, 0, 0 }, /* PC24 */ /* PC23 */ { 0, 0, 0, 0, 0, 0 }, /* PC23 */ /* PC22 */ { CONFIG_SYS_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 RxClk (CLK10) */ /* PC21 */ { CONFIG_SYS_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 TxClk (CLK11) */ /* PC20 */ { 0, 0, 0, 0, 0, 0 }, /* PC20 */ /* PC19 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 RxClk (CLK13) */ /* PC18 */ { CONFIG_SYS_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 TxClk (CLK14) */ /* PC17 */ { 0, 0, 0, 0, 0, 0 }, /* PC17 */ /* PC16 */ { 0, 0, 0, 0, 0, 0 }, /* PC16 */ /* PC15 */ { 0, 0, 0, 0, 0, 0 }, /* PC15 */ /* PC14 */ { 0, 0, 0, 0, 0, 0 }, /* PC14 */ /* PC13 */ { 0, 0, 0, 0, 0, 0 }, /* PC13 */ /* PC12 */ { 0, 0, 0, 0, 0, 0 }, /* PC12 */ /* PC11 */ { 0, 0, 0, 0, 0, 0 }, /* PC11 */ /* PC10 */ { 0, 0, 0, 0, 0, 0 }, /* PC10 */ /* PC9 */ { 1, 0, 0, 1, 0, 1 }, /* MDIO */ /* PC8 */ { 1, 0, 0, 1, 0, 1 }, /* MDC */ /* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC7 */ /* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */ /* PC5 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TxD */ /* PC4 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RxD */ /* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* PC3 */ /* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* PC2 */ /* PC1 */ { 0, 0, 0, 0, 0, 0 }, /* PC1 */ /* PC0 */ { 0, 0, 0, 0, 0, 0 }, /* PC0 */ }, /* Port D */ { /* conf ppar psor pdir podr pdat */ /* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 RxD */ /* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 TxD */ /* PD29 */ { 0, 0, 0, 0, 0, 0 }, /* PD29 */ /* PD28 */ { 0, 0, 0, 0, 0, 0 }, /* PD28 */ /* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* PD27 */ /* PD26 */ { 0, 0, 0, 0, 0, 0 }, /* PD26 */ /* PD25 */ { 0, 0, 0, 0, 0, 0 }, /* PD25 */ /* PD24 */ { 0, 0, 0, 0, 0, 0 }, /* PD24 */ /* PD23 */ { 0, 0, 0, 0, 0, 0 }, /* PD23 */ /* PD22 */ { 0, 0, 0, 0, 0, 0 }, /* PD22 */ /* PD21 */ { 0, 0, 0, 0, 0, 0 }, /* PD21 */ /* PD20 */ { 0, 0, 0, 0, 0, 0 }, /* PD20 */ /* PD19 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */ /* PD18 */ { 0, 0, 0, 0, 0, 0 }, /* PD18 */ /* PD17 */ { 0, 0, 0, 0, 0, 0 }, /* PD17 */ /* PD16 */ { 0, 0, 0, 0, 0, 0 }, /* PD16 */ /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */ /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */ /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */ /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */ /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */ /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */ /* PD9 */ { 0, 0, 0, 0, 0, 0 }, /* PD9 */ /* PD8 */ { 0, 0, 0, 0, 0, 0 }, /* PD8 */ /* PD7 */ { 0, 0, 0, 0, 0, 0 }, /* PD7 */ /* PD6 */ { 0, 0, 0, 0, 0, 0 }, /* PD6 */ /* PD5 */ { 0, 0, 0, 0, 0, 0 }, /* PD5 */ /* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* PD4 */ /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */ /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* non-existent */ } }; int board_early_init_f (void) { vu_char *bcsr = (vu_char *)CONFIG_SYS_BCSR; bcsr[4] |= 0x30; /* Turn the LEDs off */ #if defined(CONFIG_CONS_ON_SMC) || defined(CONFIG_KGDB_ON_SMC) bcsr[6] |= 0x10; #endif #if defined(CONFIG_CONS_ON_SCC) || defined(CONFIG_KGDB_ON_SCC) bcsr[7] |= 0x10; #endif #if CONFIG_SYS_FCC1 bcsr[8] |= 0xC0; #endif /* CONFIG_SYS_FCC1 */ #if CONFIG_SYS_FCC2 bcsr[8] |= 0x30; #endif /* CONFIG_SYS_FCC2 */ return 0; } phys_size_t initdram(int board_type) { vu_char *bcsr = (vu_char *)CONFIG_SYS_BCSR; long int msize = 16L << (bcsr[2] & 3); #ifndef CONFIG_SYS_RAMBOOT volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR; volatile memctl8260_t *memctl = &immap->im_memctl; vu_char *ramaddr = (vu_char *)CONFIG_SYS_SDRAM_BASE; uchar c = 0xFF; uint psdmr = CONFIG_SYS_PSDMR; int i; immap->im_siu_conf.sc_ppc_acr = 0x02; immap->im_siu_conf.sc_ppc_alrh = 0x30126745; immap->im_siu_conf.sc_tescr1 = 0x00004000; memctl->memc_mptpr = CONFIG_SYS_MPTPR; /* Initialise 60x bus SDRAM */ memctl->memc_psrt = CONFIG_SYS_PSRT; memctl->memc_or1 = CONFIG_SYS_SDRAM_OR; memctl->memc_br1 = CONFIG_SYS_SDRAM_BR; memctl->memc_psdmr = psdmr | PSDMR_OP_PREA; /* Precharge all banks */ *ramaddr = c; memctl->memc_psdmr = psdmr | PSDMR_OP_CBRR; /* CBR refresh */ for (i = 0; i < 8; i++) *ramaddr = c; memctl->memc_psdmr = psdmr | PSDMR_OP_MRW; /* Mode Register write */ *ramaddr = c; memctl->memc_psdmr = psdmr | PSDMR_RFEN; /* Refresh enable */ *ramaddr = c; #endif /* !CONFIG_SYS_RAMBOOT */ /* Return total 60x bus SDRAM size */ return msize * 1024 * 1024; } int checkboard(void) { vu_char *bcsr = (vu_char *)CONFIG_SYS_BCSR; puts("Board: "); switch (bcsr[0]) { case 0x0C: printf("EP8248E 1.0 CPLD revision %d\n", bcsr[1]); break; default: printf("unknown: ID=%02X\n", bcsr[0]); } return 0; } #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) void ft_board_setup(void *blob, bd_t *bd) { ft_cpu_setup( blob, bd); } #endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */