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author | Stefano Babic <sbabic@denx.de> | 2012-11-10 08:05:54 +0100 |
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committer | Stefano Babic <sbabic@denx.de> | 2012-11-10 08:05:54 +0100 |
commit | 3e4d27b06d7484040355e22eec2cbce7335d6dab (patch) | |
tree | 9672a2bb2e4ce0edc0ab776ddf0e2ca8e39a5f62 /board/siemens/SCM/scm.c | |
parent | bad05afe083eec0467220de21683443292c5012e (diff) | |
parent | 59852d03867108217fe88e3bfc3e1e9cedfe63c5 (diff) | |
download | u-boot-imx-3e4d27b06d7484040355e22eec2cbce7335d6dab.zip u-boot-imx-3e4d27b06d7484040355e22eec2cbce7335d6dab.tar.gz u-boot-imx-3e4d27b06d7484040355e22eec2cbce7335d6dab.tar.bz2 |
Merge git://git.denx.de/u-boot
Diffstat (limited to 'board/siemens/SCM/scm.c')
-rw-r--r-- | board/siemens/SCM/scm.c | 541 |
1 files changed, 0 insertions, 541 deletions
diff --git a/board/siemens/SCM/scm.c b/board/siemens/SCM/scm.c deleted file mode 100644 index 461b56e..0000000 --- a/board/siemens/SCM/scm.c +++ /dev/null @@ -1,541 +0,0 @@ -/* - * (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 <common.h> -#include <ioports.h> -#include <mpc8260.h> -#include <linux/compiler.h> - -#include "scm.h" - -DECLARE_GLOBAL_DATA_PTR; - -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_f("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 CONFIG_SYS_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 CONFIG_SYS_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 + CONFIG_SYS_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) -{ - /* Test Reset Status Register */ - return gd->reset_status & RSR_CSRS ? 0 : 1; -} - -phys_size_t initdram (int board_type) -{ - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8260_t *memctl = &immap->im_memctl; - -#ifndef CONFIG_SYS_RAMBOOT - long size8, size9; -#endif - long psize, lsize; - - psize = 16 * 1024 * 1024; - lsize = 0; - - memctl->memc_psrt = CONFIG_SYS_PSRT; - memctl->memc_mptpr = CONFIG_SYS_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 CONFIG_SYS_RAMBOOT - /* 60x SDRAM setup: - */ - size8 = try_init (memctl, CONFIG_SYS_PSDMR_8COL, CONFIG_SYS_OR1_8COL, - (uchar *) CONFIG_SYS_SDRAM_BASE); - size9 = try_init (memctl, CONFIG_SYS_PSDMR_9COL, CONFIG_SYS_OR1_9COL, - (uchar *) CONFIG_SYS_SDRAM_BASE); - - if (size8 < size9) { - psize = size9; - printf ("(60x:9COL - %ld MB, ", psize >> 20); - } else { - psize = try_init (memctl, CONFIG_SYS_PSDMR_8COL, CONFIG_SYS_OR1_8COL, - (uchar *) CONFIG_SYS_SDRAM_BASE); - printf ("(60x:8COL - %ld MB, ", psize >> 20); - } - - /* Local SDRAM setup: - */ -#ifdef CONFIG_SYS_INIT_LOCAL_SDRAM - memctl->memc_lsrt = CONFIG_SYS_LSRT; - size8 = try_init (memctl, CONFIG_SYS_LSDMR_8COL, CONFIG_SYS_OR2_8COL, - (uchar *) SDRAM_BASE2_PRELIM); - size9 = try_init (memctl, CONFIG_SYS_LSDMR_9COL, CONFIG_SYS_OR2_9COL, - (uchar *) SDRAM_BASE2_PRELIM); - - if (size8 < size9) { - lsize = size9; - printf ("Local:9COL - %ld MB) using ", lsize >> 20); - } else { - lsize = try_init (memctl, CONFIG_SYS_LSDMR_8COL, CONFIG_SYS_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 = (CONFIG_SYS_BR2_PRELIM & ~BRx_BA_MSK) | - (CONFIG_SYS_SDRAM_BASE + psize); -#endif -#endif /* CONFIG_SYS_INIT_LOCAL_SDRAM */ -#endif /* CONFIG_SYS_RAMBOOT */ - - icache_enable (); - - config_scoh_cs (); - - return (psize); -} - -/* ------------------------------------------------------------------------- */ - -static void config_scoh_cs (void) -{ - volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8260_t *memctl = &immr->im_memctl; - volatile can_reg_t *can = (volatile can_reg_t *) CONFIG_SYS_CAN0_BASE; - __maybe_unused volatile uint tmp, i; - - /* Initialize OR3 / BR3 for CAN Bus Controller 0 */ - memctl->memc_or3 = CONFIG_SYS_CAN0_OR3; - memctl->memc_br3 = CONFIG_SYS_CAN0_BR3; - /* Initialize OR4 / BR4 for CAN Bus Controller 1 */ - memctl->memc_or4 = CONFIG_SYS_CAN1_OR4; - memctl->memc_br4 = CONFIG_SYS_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 = CONFIG_SYS_EXTPROM_OR5; - memctl->memc_br5 = CONFIG_SYS_EXTPROM_BR5; - /* Initialize OR6 / BR6 for the extended EEPROM Bank1 */ - memctl->memc_or6 = CONFIG_SYS_EXTPROM_OR6; - memctl->memc_br6 = CONFIG_SYS_EXTPROM_BR6; - - /* Initialize OR7 / BR7 for the Glue Logic */ - memctl->memc_or7 = CONFIG_SYS_FIOX_OR7; - memctl->memc_br7 = CONFIG_SYS_FIOX_BR7; - - /* Initialize OR8 / BR8 for the DOH Logic */ - memctl->memc_or8 = CONFIG_SYS_FDOHM_OR8; - memctl->memc_br8 = CONFIG_SYS_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); -} - -/* ------------------------------------------------------------------------- */ |