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| author | Stefan Roese <sr@denx.de> | 2007-11-30 07:15:41 +0100 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2007-11-30 07:15:41 +0100 |
| commit | e15e33433e7c05111968dc9b434a52fd42cbd221 (patch) | |
| tree | bdf6f2bf2221dd49c2f60f042af471fe550c7680 /board/amcc | |
| parent | 8be760903645af09871be50ad0a6f9ebb62b311d (diff) | |
| download | u-boot-e15e33433e7c05111968dc9b434a52fd42cbd221.tar.gz u-boot-e15e33433e7c05111968dc9b434a52fd42cbd221.tar.xz u-boot-e15e33433e7c05111968dc9b434a52fd42cbd221.zip | |
ppc4xx: Kilauea: Add PCIe reset assertion upon power-up
This manual PCIe reset triggering solves the problem seen with the
Intel EPRO/1000 card, which was not detected (link not established)
upon power-up reset.
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'board/amcc')
| -rw-r--r-- | board/amcc/kilauea/kilauea.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/board/amcc/kilauea/kilauea.c b/board/amcc/kilauea/kilauea.c index 09b7382c4e..36e9e4a211 100644 --- a/board/amcc/kilauea/kilauea.c +++ b/board/amcc/kilauea/kilauea.c @@ -37,14 +37,6 @@ DECLARE_GLOBAL_DATA_PTR; extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ -void fpga_init(void) -{ - /* - * Set FPGA regs - */ - out32(CFG_FPGA_BASE, 0xff570cc0); -} - /* * Board early initialization function */ @@ -199,7 +191,12 @@ int board_early_init_f (void) */ mtsdr(SDR0_SRST, 0); - fpga_init(); + /* + * Configure FPGA register with PCIe reset + */ + out_be32((void *)CFG_FPGA_BASE, 0xff570cc0); /* assert PCIe reset */ + mdelay(50); + out_be32((void *)CFG_FPGA_BASE, 0xff570cc3); /* deassert PCIe reset */ /* Configure 405EX for NAND usage */ val = SDR0_CUST0_MUX_NDFC_SEL | |