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path: root/drivers/ata/pata_cs5535.c
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Diffstat (limited to 'drivers/ata/pata_cs5535.c')
-rw-r--r--drivers/ata/pata_cs5535.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c
index 697a3edd38c..a0b4640125a 100644
--- a/drivers/ata/pata_cs5535.c
+++ b/drivers/ata/pata_cs5535.c
@@ -67,8 +67,6 @@
#define CS5535_CABLE_DETECT 0x48
-#define CS5535_BAD_PIO(timings) ( (timings&~0x80000000UL)==0x00009172 )
-
/**
* cs5535_cable_detect - detect cable type
* @ap: Port to detect on
@@ -188,16 +186,6 @@ static int cs5535_init_one(struct pci_dev *dev, const struct pci_device_id *id)
};
const struct ata_port_info *ppi[] = { &info, &ata_dummy_port_info };
- u32 timings, dummy;
-
- /* Check the BIOS set the initial timing clock. If not set the
- timings for PIO0 */
- rdmsr(ATAC_CH0D0_PIO, timings, dummy);
- if (CS5535_BAD_PIO(timings))
- wrmsr(ATAC_CH0D0_PIO, 0xF7F4F7F4UL, 0);
- rdmsr(ATAC_CH0D1_PIO, timings, dummy);
- if (CS5535_BAD_PIO(timings))
- wrmsr(ATAC_CH0D1_PIO, 0xF7F4F7F4UL, 0);
return ata_pci_bmdma_init_one(dev, ppi, &cs5535_sht, NULL, 0);
}