/* * (C) Copyright 2001 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * 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 #include #include #include "scm.h" static void config_scoh_cs(void); extern int fpga_init(void); #if 0 #define DEBUGF(fmt,args...) printf (fmt ,##args) #else #define DEBUGF(fmt,args...) #endif /* * 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 */ const iop_conf_t iop_conf_tab[4][32] = { /* Port A configuration */ { /* conf ppar psor pdir podr pdat */ /* PA31 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII COL */ /* PA30 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII CRS */ /* PA29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_ER */ /* PA28 */ { 1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_EN */ /* PA27 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_DV */ /* PA26 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_ER */ /* PA25 */ { 0, 0, 0, 1, 0, 0 }, /* PA24 */ { 0, 0, 0, 1, 0, 0 }, /* PA23 */ { 0, 0, 0, 1, 0, 0 }, /* PA22 */ { 0, 0, 0, 1, 0, 0 }, /* PA21 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[3] */ /* PA20 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[2] */ /* PA19 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[1] */ /* PA18 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[0] */ /* PA17 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[0] */ /* PA16 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[1]*/ /* PA15 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[2] */ /* PA14 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[3] */ /* PA13 */ { 0, 0, 0, 1, 0, 0 }, /* PA12 */ { 0, 0, 0, 1, 0, 0 }, /* PA11 */ { 0, 0, 0, 1, 0, 0 }, /* PA10 */ { 0, 0, 0, 1, 0, 0 }, /* PA9 */ { 1, 1, 1, 1, 0, 0 }, /* TDM_A1 L1TXD0 */ /* PA8 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_A1 L1RXD0 */ /* PA7 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_A1 L1TSYNC */ /* PA6 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_A1 L1RSYNC */ /* PA5 */ { 1, 0, 0, 0, 0, 0 }, /* FIOX_FPGA_PR */ /* PA4 */ { 1, 0, 0, 0, 0, 0 }, /* DOHM_FPGA_PR */ /* PA3 */ { 1, 1, 0, 0, 0, 0 }, /* TDM RXCLK4 */ /* PA2 */ { 1, 1, 0, 0, 0, 0 }, /* TDM TXCLK4 */ /* PA1 */ { 0, 0, 0, 1, 0, 0 }, /* PA0 */ { 1, 0, 0, 0, 0, 0 } /* BUSY */ }, /* Port B configuration */ { /* conf ppar psor pdir podr pdat */ /* PB31 */ { 1, 0, 0, 1, 0, 0 }, /* EQ_ALARM_MIN */ /* PB30 */ { 1, 0, 0, 1, 0, 0 }, /* EQ_ALARM_MAJ */ /* PB29 */ { 1, 0, 0, 1, 0, 0 }, /* COM_ALARM_MIN */ /* PB28 */ { 1, 0, 0, 1, 0, 0 }, /* COM_ALARM_MAJ */ /* PB27 */ { 0, 1, 0, 0, 0, 0 }, /* PB26 */ { 0, 1, 0, 0, 0, 0 }, /* PB25 */ { 1, 0, 0, 1, 0, 0 }, /* LED_GREEN_L */ /* PB24 */ { 1, 0, 0, 1, 0, 0 }, /* LED_RED_L */ /* PB23 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_D2 L1TXD */ /* PB22 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_D2 L1RXD */ /* PB21 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_D2 L1TSYNC */ /* PB20 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_D2 L1RSYNC */ /* PB19 */ { 1, 0, 0, 0, 0, 0 }, /* UID */ /* PB18 */ { 0, 1, 0, 0, 0, 0 }, /* PB17 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII RX_DV */ /* PB16 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII RX_ER */ /* PB15 */ { 1, 1, 0, 1, 0, 0 }, /* FCC3 MII TX_ER */ /* PB14 */ { 1, 1, 0, 1, 0, 0 }, /* FCC3 MII TX_EN */ /* PB13 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII COL */ /* PB12 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII CRS */ /* PB11 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII RxD[3] */ /* PB10 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII RxD[2] */ /* PB9 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII RxD[1] */ /* PB8 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII RxD[0] */ /* PB7 */ { 1, 1, 0, 1, 0, 0 }, /* FCC3 MII TxD[3] */ /* PB6 */ { 1, 1, 0, 1, 0, 0 }, /* FCC3 MII TxD[2] */ /* PB5 */ { 1, 1, 0, 1, 0, 0 }, /* FCC3 MII TxD[1] */ /* PB4 */ { 1, 1, 0, 1, 0, 0 }, /* FCC3 MII TxD[0] */ /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */ }, /* Port C configuration */ { /* conf ppar psor pdir podr pdat */ /* PC31 */ { 1, 1, 0, 0, 0, 0 }, /* TDM RXCLK1 */ /* PC30 */ { 1, 1, 0, 0, 0, 0 }, /* TDM TXCLK1 */ /* PC29 */ { 1, 1, 0, 0, 0, 0 }, /* TDM RXCLK3 */ /* PC28 */ { 1, 1, 0, 0, 0, 0 }, /* TDM TXCLK3 */ /* PC27 */ { 1, 1, 0, 0, 0, 0 }, /* TDM RXCLK2 */ /* PC26 */ { 1, 1, 0, 0, 0, 0 }, /* TDM TXCLK2 */ /* PC25 */ { 0, 0, 0, 1, 0, 0 }, /* PC24 */ { 0, 0, 0, 1, 0, 0 }, /* PC23 */ { 0, 1, 0, 1, 0, 0 }, /* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* PC21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII TX_CLK */ /* PC20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RX_CLK */ /* PC19 */ { 0, 1, 0, 0, 0, 0 }, /* PC18 */ { 0, 1, 0, 0, 0, 0 }, /* PC17 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII RX_CLK */ /* PC16 */ { 1, 1, 0, 0, 0, 0 }, /* FCC3 MII TX_CLK */ /* PC15 */ { 0, 0, 0, 1, 0, 0 }, /* PC14 */ { 0, 1, 0, 0, 0, 0 }, /* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* RES_PHY_L */ /* PC12 */ { 0, 0, 0, 1, 0, 0 }, /* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* PC10 */ { 0, 0, 0, 1, 0, 0 }, /* PC9 */ { 0, 1, 1, 0, 0, 0 }, /* TDM_A2 L1TSYNC */ /* PC8 */ { 0, 0, 0, 0, 0, 0 }, /* FEP_RDY */ /* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* UC4_ALARM_L */ /* PC5 */ { 0, 0, 0, 0, 0, 0 }, /* UC3_ALARM_L */ /* PC4 */ { 0, 0, 0, 0, 0, 0 }, /* UC2_ALARM_L */ /* PC3 */ { 0, 0, 0, 1, 0, 0 }, /* RES_MISC_L */ /* PC2 */ { 0, 0, 0, 1, 0, 0 }, /* RES_OH_L */ /* PC1 */ { 0, 0, 0, 1, 0, 0 }, /* RES_DOHM_L */ /* PC0 */ { 0, 0, 0, 1, 0, 0 }, /* RES_FIOX_L */ }, /* Port D configuration */ { /* conf ppar psor pdir podr pdat */ /* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */ /* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */ /* PD29 */ { 0, 0, 0, 0, 0, 0 }, /* INIT_F */ /* PD28 */ { 0, 0, 0, 1, 0, 0 }, /* DONE_F */ /* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* INIT_D */ /* PD26 */ { 0, 0, 0, 1, 0, 0 }, /* DONE_D */ /* PD25 */ { 0, 0, 0, 1, 0, 0 }, /* PD24 */ { 0, 0, 0, 1, 0, 0 }, /* PD23 */ { 0, 0, 0, 1, 0, 0 }, /* PD22 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_A2 L1TXD */ /* PD21 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_A2 L1RXD */ /* PD20 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_A2 L1RSYNC */ /* PD19 */ { 1, 1, 1, 0, 0, 0 }, /* SPI SPISEL */ /* PD18 */ { 1, 1, 1, 0, 0, 0 }, /* SPI SPICLK */ /* PD17 */ { 1, 1, 1, 0, 0, 0 }, /* SPI SPIMOSI */ /* PD16 */ { 1, 1, 1, 0, 0, 0 }, /* SPI SPIMOSO */ #if defined(CONFIG_SOFT_I2C) /* PD15 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SDA */ /* PD14 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SCL */ #else #if defined(CONFIG_HARD_I2C) /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */ /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */ #else /* normal I/O port pins */ /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */ /* PD14 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SCL */ #endif #endif /* PD13 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_B1 L1TXD */ /* PD12 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_B1 L1RXD */ /* PD11 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_B1 L1TSYNC */ /* PD10 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_B1 L1RSYNC */ /* PD9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */ /* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */ /* PD7 */ { 0, 0, 0, 1, 0, 1 }, /* PD6 */ { 0, 0, 0, 1, 0, 1 }, /* PD5 */ { 0, 0, 0, 1, 0, 0 }, /* PROG_F */ /* PD4 */ { 0, 0, 0, 1, 0, 0 }, /* PROG_D */ /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */ } }; /* ------------------------------------------------------------------------- */ /* Check Board Identity: */ int checkboard (void) { char str[64]; int i = getenv_r ("serial#", str, sizeof (str)); puts ("Board: "); if (!i || strncmp (str, "TQM8260", 7)) { puts ("### No HW ID - assuming TQM8260\n"); return (0); } puts (str); putc ('\n'); return 0; } /* ------------------------------------------------------------------------- */ /* Try SDRAM initialization with P/LSDMR=sdmr and ORx=orx * * This routine performs standard 8260 initialization sequence * and calculates the available memory size. It may be called * several times to try different SDRAM configurations on both * 60x and local buses. */ static long int try_init (volatile memctl8260_t * memctl, ulong sdmr, ulong orx, volatile uchar * base) { volatile uchar c = 0xff; volatile uint *sdmr_ptr; volatile uint *orx_ptr; ulong maxsize, size; int i; /* We must be able to test a location outsize the maximum legal size * to find out THAT we are outside; but this address still has to be * mapped by the controller. That means, that the initial mapping has * to be (at least) twice as large as the maximum expected size. */ maxsize = (1 + (~orx | 0x7fff)) / 2; /* Since CFG_SDRAM_BASE is always 0 (??), we assume that * we are configuring CS1 if base != 0 */ sdmr_ptr = base ? &memctl->memc_lsdmr : &memctl->memc_psdmr; orx_ptr = base ? &memctl->memc_or2 : &memctl->memc_or1; *orx_ptr = orx; /* * Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35): * * "At system reset, initialization software must set up the * programmable parameters in the memory controller banks registers * (ORx, BRx, P/LSDMR). After all memory parameters are configured, * system software should execute the following initialization sequence * for each SDRAM device. * * 1. Issue a PRECHARGE-ALL-BANKS command * 2. Issue eight CBR REFRESH commands * 3. Issue a MODE-SET command to initialize the mode register * * The initial commands are executed by setting P/LSDMR[OP] and * accessing the SDRAM with a single-byte transaction." * * The appropriate BRx/ORx registers have already been set when we * get here. The SDRAM can be accessed at the address CFG_SDRAM_BASE. */ *sdmr_ptr = sdmr | PSDMR_OP_PREA; *base = c; *sdmr_ptr = sdmr | PSDMR_OP_CBRR; for (i = 0; i < 8; i++) *base = c; *sdmr_ptr = sdmr | PSDMR_OP_MRW; *(base + CFG_MRS_OFFS) = c; /* setting MR on address lines */ *sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN; *base = c; size = get_ram_size((long *)base, maxsize); *orx_ptr = orx | ~(size - 1); return (size); } /* * Test Power-On-Reset. */ int power_on_reset (void) { DECLARE_GLOBAL_DATA_PTR; /* Test Reset Status Register */ return gd->reset_status & RSR_CSRS ? 0 : 1; } long int initdram (int board_type) { volatile immap_t *immap = (immap_t *) CFG_IMMR; volatile memctl8260_t *memctl = &immap->im_memctl; #ifndef CFG_RAMBOOT long size8, size9; #endif long psize, lsize; psize = 16 * 1024 * 1024; lsize = 0; memctl->memc_psrt = CFG_PSRT; memctl->memc_mptpr = CFG_MPTPR; #if 0 /* Just for debugging */ #define prt_br_or(brX,orX) do { \ ulong start = memctl->memc_ ## brX & 0xFFFF8000; \ ulong sizem = ~memctl->memc_ ## orX | 0x00007FFF; \ printf ("\n" \ #brX " 0x%08x " #orX " 0x%08x " \ "==> 0x%08lx ... 0x%08lx = %ld MB\n", \ memctl->memc_ ## brX, memctl->memc_ ## orX, \ start, start+sizem, (sizem+1)>>20); \ } while (0) prt_br_or (br0, or0); prt_br_or (br1, or1); prt_br_or (br2, or2); prt_br_or (br3, or3); #endif #ifndef CFG_RAMBOOT /* 60x SDRAM setup: */ size8 = try_init (memctl, CFG_PSDMR_8COL, CFG_OR1_8COL, (uchar *) CFG_SDRAM_BASE); size9 = try_init (memctl, CFG_PSDMR_9COL, CFG_OR1_9COL, (uchar *) CFG_SDRAM_BASE); if (size8 < size9) { psize = size9; printf ("(60x:9COL - %ld MB, ", psize >> 20); } else { psize = try_init (memctl, CFG_PSDMR_8COL, CFG_OR1_8COL, (uchar *) CFG_SDRAM_BASE); printf ("(60x:8COL - %ld MB, ", psize >> 20); } /* Local SDRAM setup: */ #ifdef CFG_INIT_LOCAL_SDRAM memctl->memc_lsrt = CFG_LSRT; size8 = try_init (memctl, CFG_LSDMR_8COL, CFG_OR2_8COL, (uchar *) SDRAM_BASE2_PRELIM); size9 = try_init (memctl, CFG_LSDMR_9COL, CFG_OR2_9COL, (uchar *) SDRAM_BASE2_PRELIM); if (size8 < size9) { lsize = size9; printf ("Local:9COL - %ld MB) using ", lsize >> 20); } else { lsize = try_init (memctl, CFG_LSDMR_8COL, CFG_OR2_8COL, (uchar *) SDRAM_BASE2_PRELIM); printf ("Local:8COL - %ld MB) using ", lsize >> 20); } #if 0 /* Set up BR2 so that the local SDRAM goes * right after the 60x SDRAM */ memctl->memc_br2 = (CFG_BR2_PRELIM & ~BRx_BA_MSK) | (CFG_SDRAM_BASE + psize); #endif #endif /* CFG_INIT_LOCAL_SDRAM */ #endif /* CFG_RAMBOOT */ icache_enable (); config_scoh_cs (); return (psize); } /* ------------------------------------------------------------------------- */ static void config_scoh_cs (void) { volatile immap_t *immr = (immap_t *) CFG_IMMR; volatile memctl8260_t *memctl = &immr->im_memctl; volatile can_reg_t *can = (volatile can_reg_t *) CFG_CAN0_BASE; volatile uint tmp, i; /* Initialize OR3 / BR3 for CAN Bus Controller 0 */ memctl->memc_or3 = CFG_CAN0_OR3; memctl->memc_br3 = CFG_CAN0_BR3; /* Initialize OR4 / BR4 for CAN Bus Controller 1 */ memctl->memc_or4 = CFG_CAN1_OR4; memctl->memc_br4 = CFG_CAN1_BR4; /* Initialize MAMR to write in the array at address 0x0 */ memctl->memc_mamr = 0x00 | MxMR_OP_WARR | MxMR_GPL_x4DIS; /* Initialize UPMA for CAN: single read */ memctl->memc_mdr = 0xcffeec00; udelay (1); /* Necessary to have the data correct in the UPM array!!!! */ /* The read on the CAN controller write the data of mdr in UPMA array. */ /* The index to the array will be incremented automatically through this read */ tmp = can->cpu_interface; memctl->memc_mdr = 0x0ffcec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x0ffcec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x0ffcec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x0ffcec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x0ffcfc00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x0ffcfc00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0xfffdec07; udelay (1); tmp = can->cpu_interface; /* Initialize MAMR to write in the array at address 0x18 */ memctl->memc_mamr = 0x18 | MxMR_OP_WARR | MxMR_GPL_x4DIS; /* Initialize UPMA for CAN: single write */ memctl->memc_mdr = 0xfcffec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x00ffec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x00ffec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x00ffec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x00ffec00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x00fffc00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x00fffc00; udelay (1); tmp = can->cpu_interface; memctl->memc_mdr = 0x30ffec07; udelay (1); tmp = can->cpu_interface; /* Initialize MAMR */ memctl->memc_mamr = MxMR_GPL_x4DIS; /* GPL_B4 ouput line Disable */ /* Initialize OR5 / BR5 for the extended EEPROM Bank0 */ memctl->memc_or5 = CFG_EXTPROM_OR5; memctl->memc_br5 = CFG_EXTPROM_BR5; /* Initialize OR6 / BR6 for the extended EEPROM Bank1 */ memctl->memc_or6 = CFG_EXTPROM_OR6; memctl->memc_br6 = CFG_EXTPROM_BR6; /* Initialize OR7 / BR7 for the Glue Logic */ memctl->memc_or7 = CFG_FIOX_OR7; memctl->memc_br7 = CFG_FIOX_BR7; /* Initialize OR8 / BR8 for the DOH Logic */ memctl->memc_or8 = CFG_FDOHM_OR8; memctl->memc_br8 = CFG_FDOHM_BR8; DEBUGF ("OR0 %08x BR0 %08x\n", memctl->memc_or0, memctl->memc_br0); DEBUGF ("OR1 %08x BR1 %08x\n", memctl->memc_or1, memctl->memc_br1); DEBUGF ("OR2 %08x BR2 %08x\n", memctl->memc_or2, memctl->memc_br2); DEBUGF ("OR3 %08x BR3 %08x\n", memctl->memc_or3, memctl->memc_br3); DEBUGF ("OR4 %08x BR4 %08x\n", memctl->memc_or4, memctl->memc_br4); DEBUGF ("OR5 %08x BR5 %08x\n", memctl->memc_or5, memctl->memc_br5); DEBUGF ("OR6 %08x BR6 %08x\n", memctl->memc_or6, memctl->memc_br6); DEBUGF ("OR7 %08x BR7 %08x\n", memctl->memc_or7, memctl->memc_br7); DEBUGF ("OR8 %08x BR8 %08x\n", memctl->memc_or8, memctl->memc_br8); DEBUGF ("UPMA addr 0x0\n"); memctl->memc_mamr = 0x00 | MxMR_OP_RARR | MxMR_GPL_x4DIS; for (i = 0; i < 0x8; i++) { tmp = can->cpu_interface; udelay (1); DEBUGF (" %08x ", memctl->memc_mdr); } DEBUGF ("\nUPMA addr 0x18\n"); memctl->memc_mamr = 0x18 | MxMR_OP_RARR | MxMR_GPL_x4DIS; for (i = 0; i < 0x8; i++) { tmp = can->cpu_interface; udelay (1); DEBUGF (" %08x ", memctl->memc_mdr); } DEBUGF ("\n"); memctl->memc_mamr = MxMR_GPL_x4DIS; } /* ------------------------------------------------------------------------- */ int misc_init_r (void) { fpga_init (); return (0); } /* ------------------------------------------------------------------------- */