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| author | Matthew McClintock <msm@freescale.com> | 2006-06-28 10:47:03 -0500 |
|---|---|---|
| committer | Matthew McClintock <msm@freescale.com> | 2006-06-28 10:47:03 -0500 |
| commit | 38433ccc5850ee70549af0b2bc5b920355ef5388 (patch) | |
| tree | a7386d9f9b99d34c15bec88d1198c2e598f782b4 /cpu/mpc85xx/pci.c | |
| parent | e4c2a0eb0c3e3ffbf824800184ee42bdc99d5b19 (diff) | |
| download | u-boot-imx-38433ccc5850ee70549af0b2bc5b920355ef5388.zip u-boot-imx-38433ccc5850ee70549af0b2bc5b920355ef5388.tar.gz u-boot-imx-38433ccc5850ee70549af0b2bc5b920355ef5388.tar.bz2 | |
* Switched default PCI speed for 8540 ADS back to 33MHz
* Added comments and a printf to warn that PCI-X won't
work at 33MHz
Patch by Andy Fleming 17-Mar-2006
Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'cpu/mpc85xx/pci.c')
| -rw-r--r-- | cpu/mpc85xx/pci.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/cpu/mpc85xx/pci.c b/cpu/mpc85xx/pci.c index ca11bce..cfb7dcd 100644 --- a/cpu/mpc85xx/pci.c +++ b/cpu/mpc85xx/pci.c @@ -72,6 +72,9 @@ pci_mpc85xx_init(struct pci_controller *board_hose) if (!(gur->pordevsr & PORDEVSR_PCI)) { /* PCI-X init */ + if (CONFIG_SYS_CLK_FREQ < 66000000) + printf("PCI-X will only work at 66 MHz\n"); + reg16 = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ | PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E; pci_hose_write_config_word(hose, dev, PCIX_COMMAND, reg16); |