diff options
Diffstat (limited to 'board/esd/pmc405/pmc405.c')
| -rw-r--r-- | board/esd/pmc405/pmc405.c | 81 |
1 files changed, 56 insertions, 25 deletions
diff --git a/board/esd/pmc405/pmc405.c b/board/esd/pmc405/pmc405.c index 33b5f77..f9e4d43 100644 --- a/board/esd/pmc405/pmc405.c +++ b/board/esd/pmc405/pmc405.c @@ -1,6 +1,9 @@ /* * (C) Copyright 2001-2003 - * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * (C) Copyright 2005 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com * * See file CREDITS for list of people who contributed to this * project. @@ -66,16 +69,27 @@ int board_early_init_f (void) mtebc (epcr, 0xa8400000); /* - * Setup GPIO pins (CS6+CS7 as GPIO) + * Setup GPIO pins */ - mtdcr(cntrl0, mfdcr(cntrl0) | 0x00300000); - /* - * Configure GPIO pins + mtdcr(cntrl0, mfdcr(cntrl0) | ((CFG_FPGA_INIT | \ + CFG_FPGA_DONE | \ + CFG_XEREADY | \ + CFG_NONMONARCH | \ + CFG_REV1_2) << 5)); + + if (!(in32(GPIO0_IR) & CFG_REV1_2)) { + /* rev 1.2 boards */ + mtdcr(cntrl0, mfdcr(cntrl0) | ((CFG_INTA_FAKE | \ + CFG_SELF_RST) << 5)); + } + + out32(GPIO0_OR, 0); + out32(GPIO0_TCR, CFG_FPGA_PRG | CFG_FPGA_CLK | CFG_FPGA_DATA | CFG_XEREADY); /* setup for output */ + + /* - check if rev1_2 is low, then: + * - set/reset CFG_INTA_FAKE/CFG_SELF_RST in TCR to assert INTA# or SELFRST# */ - 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; } @@ -83,11 +97,6 @@ int board_early_init_f (void) /* ------------------------------------------------------------------------- */ -int misc_init_f (void) -{ - return 0; /* dummy implementation */ -} - int misc_init_r (void) { @@ -97,16 +106,30 @@ int misc_init_r (void) gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; gd->bd->bi_flashoffset = 0; + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_XEREADY); /* deassert EREADY# */ return (0); } +ushort pmc405_pci_subsys_deviceid(void) +{ + ulong val; + val = in32(GPIO0_IR); + if (!(val & CFG_REV1_2)) { /* low=rev1.2 */ + if (val & CFG_NONMONARCH) { /* monarch# signal */ + return CFG_PCI_SUBSYS_DEVICEID_NONMONARCH; + } + return CFG_PCI_SUBSYS_DEVICEID_MONARCH; + } + return CFG_PCI_SUBSYS_DEVICEID_NONMONARCH; +} /* * Check Board Identity: */ - int checkboard (void) { + ulong val; + char str[64]; int i = getenv_r ("serial#", str, sizeof(str)); @@ -118,12 +141,18 @@ int checkboard (void) puts(str); } - putc ('\n'); + val = in32(GPIO0_IR); + if (!(val & CFG_REV1_2)) { /* low=rev1.2 */ + puts(" rev1.2 ("); + if (val & CFG_NONMONARCH) { /* monarch# signal */ + puts("non-"); + } + puts("monarch)"); + } else { + puts(" <=rev1.1"); + } - /* - * Disable sleep mode in LXT971 - */ - lxt971_no_sleep(); + putc ('\n'); return 0; } @@ -145,17 +174,19 @@ long int initdram (int board_type) return (4*1024*1024 << ((val & 0x000e0000) >> 17)); } -/* ------------------------------------------------------------------------- */ -int testdram (void) +/* ------------------------------------------------------------------------- */ +void reset_phy(void) { - /* TODO: XXX XXX XXX */ - printf ("test: 16 MB - ok\n"); +#ifdef CONFIG_LXT971_NO_SLEEP - return (0); + /* + * Disable sleep mode in LXT971 + */ + lxt971_no_sleep(); +#endif } -/* ------------------------------------------------------------------------- */ int do_cantest(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { |