diff options
Diffstat (limited to 'board/mpc8266ads/mpc8266ads.c')
| -rw-r--r-- | board/mpc8266ads/mpc8266ads.c | 47 |
1 files changed, 35 insertions, 12 deletions
diff --git a/board/mpc8266ads/mpc8266ads.c b/board/mpc8266ads/mpc8266ads.c index 796b37d..3e34828 100644 --- a/board/mpc8266ads/mpc8266ads.c +++ b/board/mpc8266ads/mpc8266ads.c @@ -32,6 +32,7 @@ #include <ioports.h> #include <i2c.h> #include <mpc8260.h> +#include <pci.h> /* * PBI Page Based Interleaving @@ -155,8 +156,8 @@ const iop_conf_t iop_conf_tab[4][32] = { /* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */ /* PC12 */ { 0, 1, 0, 1, 0, 0 }, /* PC12 */ /* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* LXT971 transmit control */ - /* PC10 */ { 1, 1, 0, 0, 0, 0 }, /* LXT970 FETHMDC */ - /* PC9 */ { 1, 1, 0, 0, 0, 0 }, /* LXT970 FETHMDIO */ + /* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* LXT970 FETHMDC */ + /* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* LXT970 FETHMDIO */ /* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */ /* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */ /* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */ @@ -216,6 +217,11 @@ typedef struct bscr_ { unsigned long bcsr7; } bcsr_t; +typedef struct pci_ic_s { + unsigned long pci_int_stat; + unsigned long pci_int_mask; +} pci_ic_t; + void reset_phy(void) { volatile bcsr_t *bcsr = (bcsr_t *)CFG_BCSR; @@ -229,8 +235,13 @@ void reset_phy(void) int board_pre_init (void) { volatile bcsr_t *bcsr = (bcsr_t *)CFG_BCSR; - bcsr->bcsr1 = ~FETHIEN & ~RS232EN_1; + volatile pci_ic_t *pci_ic = (pci_ic_t *) CFG_PCI_INT; + + bcsr->bcsr1 = ~FETHIEN & ~RS232EN_1 & ~RS232EN_2; + /* mask all PCI interrupts */ + pci_ic->pci_int_mask |= 0xfff00000; + return 0; } @@ -250,7 +261,7 @@ long int initdram(int board_type) uint psdmr = CFG_PSDMR; int i; - uint psrt = 14; /* for no SPD */ + uint psrt = 0x21; /* for no SPD */ uint chipselects = 1; /* for no SPD */ uint sdram_size = CFG_SDRAM_SIZE * 1024 * 1024; /* for no SPD */ uint or = CFG_OR2_PRELIM; /* for no SPD */ @@ -270,7 +281,7 @@ long int initdram(int board_type) int j; /* Keep the compiler from complaining about potentially uninitialized vars */ - data_width = chipselects = rows = banks = cols = caslatency = psrt = 0; + data_width = rows = banks = cols = caslatency = 0; /* * Read the SDRAM SPD EEPROM via I2C. @@ -294,17 +305,18 @@ long int initdram(int board_type) { /* * Refresh rate: this assumes the prescaler is set to - * approximately 1uSec per tick. + * approximately 0.39uSec per tick and the target refresh period + * is about 85% of maximum. */ switch(data & 0x7F) { default: - case 0: psrt = 16; /* 15.625uS */ break; - case 1: psrt = 2; /* 3.9uS */ break; - case 2: psrt = 6; /* 7.8uS */ break; - case 3: psrt = 29; /* 31.3uS */ break; - case 4: psrt = 60; /* 62.5uS */ break; - case 5: psrt = 120; /* 125uS */ break; + case 0: psrt = 0x21; /* 15.625uS */ break; + case 1: psrt = 0x07; /* 3.9uS */ break; + case 2: psrt = 0x0F; /* 7.8uS */ break; + case 3: psrt = 0x43; /* 31.3uS */ break; + case 4: psrt = 0x87; /* 62.5uS */ break; + case 5: psrt = 0xFF; /* 125uS */ break; } } else if(j == 17) banks = data; @@ -563,3 +575,14 @@ long int initdram(int board_type) return (sdram_size * chipselects); /*return (16 * 1024 * 1024);*/ } + +#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 |