diff options
Diffstat (limited to 'board/esd/pmc405/pmc405.c')
| -rw-r--r-- | board/esd/pmc405/pmc405.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/board/esd/pmc405/pmc405.c b/board/esd/pmc405/pmc405.c index 6d2432c..a72547d 100644 --- a/board/esd/pmc405/pmc405.c +++ b/board/esd/pmc405/pmc405.c @@ -27,6 +27,9 @@ #include <malloc.h> +extern void lxt971_no_sleep(void); + + /* fpga configuration data - not compressed, generated by bin2c */ const unsigned char fpgadata[] = { @@ -62,6 +65,18 @@ int board_early_init_f (void) */ mtebc (epcr, 0xa8400000); + /* + * Setup GPIO pins (CS6+CS7 as GPIO) + */ + mtdcr(cntrl0, mfdcr(cntrl0) | 0x00300000); + + /* + * Configure GPIO pins + */ + out32(GPIO0_ODR, 0x00000000); /* no open drain pins */ + out32(GPIO0_TCR, CFG_FPGA_PRG | CFG_FPGA_CLK | CFG_FPGA_DATA); /* setup for output */ + out32(GPIO0_OR, 0); /* outputs -> low */ + return 0; } @@ -76,6 +91,12 @@ int misc_init_f (void) int misc_init_r (void) { + DECLARE_GLOBAL_DATA_PTR; + + /* adjust flash start and offset */ + gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; + gd->bd->bi_flashoffset = 0; + return (0); } @@ -99,6 +120,11 @@ int checkboard (void) putc ('\n'); + /* + * Disable sleep mode in LXT971 + */ + lxt971_no_sleep(); + return 0; } @@ -130,3 +156,42 @@ int testdram (void) } /* ------------------------------------------------------------------------- */ + +int do_cantest(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + ulong addr; + volatile uchar *ptr; + volatile uchar val; + int i; + + addr = simple_strtol (argv[1], NULL, 16) + 0x16; + + i = 0; + for (;;) { + ptr = (uchar *)addr; + for (i=0; i<8; i++) { + *ptr = i; + val = *ptr; + + if (val != i) { + printf("ERROR: addr=%p write=0x%02X, read=0x%02X\n", ptr, i, val); + return 0; + } + + /* Abort if ctrl-c was pressed */ + if (ctrlc()) { + puts("\nAbort\n"); + return 0; + } + + ptr++; + } + } + + return 0; +} +U_BOOT_CMD( + cantest, 3, 1, do_cantest, + "cantest - Test CAN controller", + NULL + ); |