diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/mpc8349ads/mpc8349ads.c | 28 | ||||
| -rw-r--r-- | board/mpc8540eval/mpc8540eval.c | 40 |
2 files changed, 23 insertions, 45 deletions
diff --git a/board/mpc8349ads/mpc8349ads.c b/board/mpc8349ads/mpc8349ads.c index 40400f3..da8d3d7 100644 --- a/board/mpc8349ads/mpc8349ads.c +++ b/board/mpc8349ads/mpc8349ads.c @@ -53,7 +53,6 @@ int board_early_init_f (void) #define ns2clk(ns) (ns / (1000000000 / CONFIG_8349_CLKIN) + 1) - long int initdram (int board_type) { volatile immap_t *im = (immap_t *)CFG_IMMRBAR; @@ -148,7 +147,7 @@ int checkboard (void) return 0; } -#if defined(CONFIG_PCI) //copy from mpc85xx +#if defined(CONFIG_PCI) /* * Initialize PCI Devices, report devices found */ @@ -190,8 +189,8 @@ pci_init_board(void) } /* -if MPC8349ADS is soldered with SDRAM -*/ + * if MPC8349ADS is soldered with SDRAM + */ #if defined(CFG_BR2_PRELIM) \ && defined(CFG_OR2_PRELIM) \ && defined(CFG_LBLAWBAR2_PRELIM) \ @@ -207,7 +206,6 @@ sdram_init(void) volatile lbus8349_t *lbc= &immap->lbus; uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE; - puts("\n SDRAM on Local Bus: "); print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); @@ -233,32 +231,33 @@ sdram_init(void) lbc->lsdmr = CFG_LBC_LSDMR_2;/*0x48636733;auto refresh*/ asm("sync"); -/*1 times*/ + /*1 times*/ *sdram_addr = 0xff; udelay(100); -/*2 times*/ + /*2 times*/ *sdram_addr = 0xff; udelay(100); -/*3 times*/ + /*3 times*/ *sdram_addr = 0xff; udelay(100); -/*4 times*/ + /*4 times*/ *sdram_addr = 0xff; udelay(100); -/*5 times*/ + /*5 times*/ *sdram_addr = 0xff; udelay(100); -/*6 times*/ + /*6 times*/ *sdram_addr = 0xff; udelay(100); -/*7 times*/ + /*7 times*/ *sdram_addr = 0xff; udelay(100); -/*8 times*/ + /*8 times*/ *sdram_addr = 0xff; udelay(100); - lbc->lsdmr = CFG_LBC_LSDMR_4; /*0x58636733;mode register write operation*/ + /* 0x58636733;mode register write operation */ + lbc->lsdmr = CFG_LBC_LSDMR_4; asm("sync"); *sdram_addr = 0xff; udelay(100); @@ -275,4 +274,3 @@ sdram_init(void) put("SDRAM on Local Bus is NOT available!\n"); } #endif - diff --git a/board/mpc8540eval/mpc8540eval.c b/board/mpc8540eval/mpc8540eval.c index c90dbc7..3b3c8ed 100644 --- a/board/mpc8540eval/mpc8540eval.c +++ b/board/mpc8540eval/mpc8540eval.c @@ -23,34 +23,15 @@ * MA 02111-1307 USA */ - -extern long int spd_sdram (void); - #include <common.h> #include <asm/processor.h> #include <asm/immap_85xx.h> #include <spd.h> - +extern long int spd_sdram (void); long int fixed_sdram (void); -/* MPC8540ADS Board Status & Control Registers */ -#if 0 -typedef struct bscr_ { - unsigned long bcsr0; - unsigned long bcsr1; - unsigned long bcsr2; - unsigned long bcsr3; - unsigned long bcsr4; - unsigned long bcsr5; - unsigned long bcsr6; - unsigned long bcsr7; -} bcsr_t; -#endif - - - int board_pre_init (void) { #if defined(CONFIG_PCI) @@ -74,7 +55,8 @@ int checkboard (void) printf ("\tDDR: %lu MHz\n", sysinfo.freqSystemBus / 2000000); if((CFG_LBC_LCRR & 0x0f) == 2 || (CFG_LBC_LCRR & 0x0f) == 4 \ || (CFG_LBC_LCRR & 0x0f) == 8) { - printf ("\tLBC: %lu MHz\n", sysinfo.freqSystemBus / 1000000 /(CFG_LBC_LCRR & 0x0f)); + printf ("\tLBC: %lu MHz\n", + sysinfo.freqSystemBus / 1000000/(CFG_LBC_LCRR & 0x0f)); } else { printf("\tLBC: unknown\n"); } @@ -199,7 +181,6 @@ long int initdram (int board_type) return dram_size; } - #if defined(CFG_DRAM_TEST) int testdram (void) { @@ -234,14 +215,13 @@ int testdram (void) } #endif - #if !defined(CONFIG_SPD_EEPROM) /************************************************************************* * fixed sdram init -- doesn't use serial presence detect. ************************************************************************/ long int fixed_sdram (void) { - #ifndef CFG_RAMBOOT +#ifndef CFG_RAMBOOT volatile immap_t *immap = (immap_t *)CFG_IMMR; volatile ccsr_ddr_t *ddr= &immap->im_ddr; @@ -251,21 +231,21 @@ long int fixed_sdram (void) ddr->timing_cfg_2 = CFG_DDR_TIMING_2; ddr->sdram_mode = CFG_DDR_MODE; ddr->sdram_interval = CFG_DDR_INTERVAL; - #if defined (CONFIG_DDR_ECC) +#if defined (CONFIG_DDR_ECC) ddr->err_disable = 0x0000000D; ddr->err_sbe = 0x00ff0000; - #endif +#endif asm("sync;isync;msync"); udelay(500); - #if defined (CONFIG_DDR_ECC) +#if defined (CONFIG_DDR_ECC) /* Enable ECC checking */ ddr->sdram_cfg = (CFG_DDR_CONTROL | 0x20000000); - #else +#else ddr->sdram_cfg = CFG_DDR_CONTROL; - #endif +#endif asm("sync; isync; msync"); udelay(500); - #endif +#endif return (CFG_SDRAM_SIZE * 1024 * 1024); } #endif /* !defined(CONFIG_SPD_EEPROM) */ |