diff options
Diffstat (limited to 'board/cpu87/cpu87.c')
| -rw-r--r-- | board/cpu87/cpu87.c | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/board/cpu87/cpu87.c b/board/cpu87/cpu87.c deleted file mode 100644 index 01f90d2..0000000 --- a/board/cpu87/cpu87.c +++ /dev/null @@ -1,330 +0,0 @@ -/* - * (C) Copyright 2001-2005 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <ioports.h> -#include <mpc8260.h> -#include "cpu87.h" -#include <pci.h> -#include <netdev.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 - */ - -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 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII MDIO */ - /* PA24 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII MDC */ - /* PA23 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII MDIO */ - /* PA22 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII MDC */ - /* 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 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII TXSL1 */ - /* PA12 */ { 1, 0, 0, 1, 0, 1 }, /* FCC2 MII TXSL0 */ - /* PA11 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII TXSL1 */ - /* PA10 */ { 1, 0, 0, 1, 0, 1 }, /* FCC1 MII TXSL0 */ - /* 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 */ { 1, 0, 0, 1, 0, 1 }, /* FCC2 MII PAUSE */ - /* PA5 */ { 1, 0, 0, 1, 0, 1 }, /* FCC1 MII PAUSE */ - /* PA4 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MII PWRDN */ - /* PA3 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1 MII PWRDN */ - /* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */ - /* PA1 */ { 1, 0, 0, 0, 0, 0 }, /* FCC2 MII MDINT */ - /* PA0 */ { 1, 0, 0, 1, 0, 0 } /* FCC1 MII MDINT */ - }, - - /* Port B configuration */ - { /* conf ppar psor pdir podr pdat */ - /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */ - /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */ - /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */ - /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */ - /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */ - /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */ - /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */ - /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */ - /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */ - /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */ - /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */ - /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */ - /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */ - /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */ - /* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* PB17 */ - /* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* PB16 */ - /* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* PB15 */ - /* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* PB14 */ - /* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* PB13 */ - /* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* PB12 */ - /* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* PB11 */ - /* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* PB10 */ - /* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* PB9 */ - /* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* PB8 */ - /* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* PB7 */ - /* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* PB6 */ - /* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* PB5 */ - /* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* PB4 */ - /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* PB3 */ - /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* PB2 */ - /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* PB1 */ - /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* PB0 */ - }, - - /* 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 */ { 1, 0, 0, 0, 0, 0 }, /* SCC1 CTS */ - /* PC28 */ { 1, 0, 0, 0, 0, 0 }, /* SCC2 CTS */ - /* 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 }, /* FDC37C78 DACFD */ - /* PC22 */ { 0, 0, 0, 0, 0, 0 }, /* FDC37C78 DNFD */ - /* PC21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII RX_CLK */ - /* PC20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 MII TX_CLK */ - /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK */ - /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII TX_CLK */ - /* 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 */ { 0, 0, 0, 0, 0, 0 }, /* FC9 */ - /* PC8 */ { 0, 0, 0, 0, 0, 0 }, /* PC8 */ - /* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC7 */ - /* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */ - /* PC5 */ { 0, 0, 0, 0, 0, 0 }, /* PC5 */ - /* PC4 */ { 0, 0, 0, 0, 0, 0 }, /* PC4 */ - /* 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 }, /* FDC37C78 DRQFD */ - }, - - /* 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 */ { 1, 0, 0, 1, 0, 0 }, /* SCC1 RTS */ - /* PD28 */ { 1, 1, 0, 0, 0, 0 }, /* SCC2 RXD */ - /* PD27 */ { 1, 1, 0, 1, 0, 0 }, /* SCC2 TXD */ - /* PD26 */ { 1, 0, 0, 1, 0, 0 }, /* SCC2 RTS */ - /* 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 */ -#if defined(CONFIG_SYS_I2C_SOFT) - /* 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 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */ - /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */ -#endif -#endif - /* 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 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */ - /* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */ - /* 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 }, /* PD3 */ - /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* PD2 */ - /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* PD1 */ - /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* PD0 */ - } -}; - -/* ------------------------------------------------------------------------- */ - -/* Check Board Identity: - */ -int checkboard (void) -{ - printf ("Board: CPU87 (Rev %02x)\n", CPU86_REV & 0x7f); - 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 = &memctl->memc_psdmr; - orx_ptr = &memctl->memc_or2; - - *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); -} - -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 - ulong size8, size9, size10; -#endif - long psize; - - psize = 32 * 1024 * 1024; - - memctl->memc_mptpr = CONFIG_SYS_MPTPR; - memctl->memc_psrt = CONFIG_SYS_PSRT; - -#ifndef CONFIG_SYS_RAMBOOT - /* 60x SDRAM setup: - */ - size8 = try_init (memctl, CONFIG_SYS_PSDMR_8COL, CONFIG_SYS_OR2_8COL, - (uchar *) CONFIG_SYS_SDRAM_BASE); - - size9 = try_init (memctl, CONFIG_SYS_PSDMR_9COL, CONFIG_SYS_OR2_9COL, - (uchar *) CONFIG_SYS_SDRAM_BASE); - - size10 = try_init (memctl, CONFIG_SYS_PSDMR_10COL, CONFIG_SYS_OR2_10COL, - (uchar *) CONFIG_SYS_SDRAM_BASE); - - psize = max(size8,max(size9,size10)); - - if (psize == size8) { - psize = try_init (memctl, CONFIG_SYS_PSDMR_8COL, CONFIG_SYS_OR2_8COL, - (uchar *) CONFIG_SYS_SDRAM_BASE); - printf ("(60x:8COL) "); - } else if (psize == size9){ - psize = try_init (memctl, CONFIG_SYS_PSDMR_9COL, CONFIG_SYS_OR2_9COL, - (uchar *) CONFIG_SYS_SDRAM_BASE); - printf ("(60x:9COL) "); - } else - printf ("(60x:10COL) "); - -#endif /* CONFIG_SYS_RAMBOOT */ - - icache_enable (); - - return (psize); -} - -#if defined(CONFIG_CMD_DOC) -void doc_init (void) -{ - doc_probe (CONFIG_SYS_DOC_BASE); -} -#endif - -#ifdef CONFIG_PCI -struct pci_controller hose; - -extern void pci_mpc8250_init(struct pci_controller *); - -void pci_init_board(void) -{ - pci_mpc8250_init(&hose); -} -#endif - -int board_eth_init(bd_t *bis) -{ - return pci_eth_init(bis); -} |