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| author | wdenk <wdenk> | 2002-11-04 16:02:40 +0000 |
|---|---|---|
| committer | wdenk <wdenk> | 2002-11-04 16:02:40 +0000 |
| commit | e95b61cfb0c7203964c1a3f163e16a65f04d87ec (patch) | |
| tree | 84c79b69e42e1d551c737a06c683d7cd4d5e87b3 /board/pcippc2/pcippc2.c | |
| parent | 699b13a6064e642280caffaa83c10b359a6c1114 (diff) | |
| download | u-boot-imx-e95b61cfb0c7203964c1a3f163e16a65f04d87ec.zip u-boot-imx-e95b61cfb0c7203964c1a3f163e16a65f04d87ec.tar.gz u-boot-imx-e95b61cfb0c7203964c1a3f163e16a65f04d87ec.tar.bz2 | |
Patch by Guillaume Alexandre,, 04 Nov 2002:
Improve PCI access on 32-bits Compact PCI bus
Adjust VFD initialization on TRAB
Cleanup RRvision video code
Diffstat (limited to 'board/pcippc2/pcippc2.c')
| -rw-r--r-- | board/pcippc2/pcippc2.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/board/pcippc2/pcippc2.c b/board/pcippc2/pcippc2.c index e1b065b..80ca402 100644 --- a/board/pcippc2/pcippc2.c +++ b/board/pcippc2/pcippc2.c @@ -117,6 +117,8 @@ int misc_init_r (void) { pcippc2_fpga_init (); + pcippc2_cpci3264_init (); + #if defined(CONFIG_WATCHDOG) pcippc2_wdt_init (); #endif @@ -147,6 +149,25 @@ void doc_init (void) doc_probe (pcippc2_fpga1_phys + HW_FPGA1_DOC); } +void pcippc2_cpci3264_init (void) +{ + pci_dev_t bdf = pci_find_device(FPGA_VENDOR_ID, FPGA_DEVICE_ID, 0); + + if (bdf == -1) + { + puts("Unable to find FPGA !\n"); + hang(); + } + + if((in32(pcippc2_fpga0_phys + HW_FPGA0_BOARD) & 0x01000000) == 0x01000000) + /* 32-bits Compact PCI bus - LSB bit */ + { + iobarrier_rw(); + out32(BRIDGE(CPCI, PCIDG), 0x40000000); /* 32-bits bridge, Pipeline */ + iobarrier_rw(); + } +} + #if defined(CONFIG_WATCHDOG) void pcippc2_wdt_init (void) |