diff options
Diffstat (limited to 'src/southbridge/amd/sb700/sb700_sata.c')
| -rw-r--r-- | src/southbridge/amd/sb700/sb700_sata.c | 45 |
1 files changed, 24 insertions, 21 deletions
diff --git a/src/southbridge/amd/sb700/sb700_sata.c b/src/southbridge/amd/sb700/sb700_sata.c index 2ac0118b7b..5c72a98a76 100644 --- a/src/southbridge/amd/sb700/sb700_sata.c +++ b/src/southbridge/amd/sb700/sb700_sata.c @@ -53,6 +53,29 @@ static int sata_drive_detect(int portnum, u16 iobar) return 0; } + /* This function can be overloaded in mainboard.c */ + +void __attribute__((weak)) sb700_setup_sata_phys(struct device *dev) { + /* RPR7.6.1 Program the PHY Global Control to 0x2C00 */ + pci_write_config16(dev, 0x86, 0x2c00); + + /* RPR7.6.2 SATA GENI PHY ports setting */ + pci_write_config32(dev, 0x88, 0x01B48017); + pci_write_config32(dev, 0x8c, 0x01B48019); + pci_write_config32(dev, 0x90, 0x01B48016); + pci_write_config32(dev, 0x94, 0x01B48016); + pci_write_config32(dev, 0x98, 0x01B48016); + pci_write_config32(dev, 0x9C, 0x01B48016); + + /* RPR7.6.3 SATA GEN II PHY port setting for port [0~5]. */ + pci_write_config16(dev, 0xA0, 0xA09A); + pci_write_config16(dev, 0xA2, 0xA09F); + pci_write_config16(dev, 0xA4, 0xA07A); + pci_write_config16(dev, 0xA6, 0xA07A); + pci_write_config16(dev, 0xA8, 0xA07A); + pci_write_config16(dev, 0xAA, 0xA07A); +} + static void sata_init(struct device *dev) { u8 byte; @@ -161,27 +184,7 @@ static void sata_init(struct device *dev) /* Program the watchdog counter to 0x10 */ byte = 0x10; pci_write_config8(dev, 0x46, byte); - - /* RPR7.6.1 Program the PHY Global Control to 0x2C00 */ - word = 0x2c00; - pci_write_config16(dev, 0x86, word); - - /* RPR7.6.2 SATA GENI PHY ports setting */ - pci_write_config32(dev, 0x88, 0x01B48017); - pci_write_config32(dev, 0x8c, 0x01B48019); - pci_write_config32(dev, 0x90, 0x01B48016); - pci_write_config32(dev, 0x94, 0x01B48016); - pci_write_config32(dev, 0x98, 0x01B48016); - pci_write_config32(dev, 0x9C, 0x01B48016); - - /* RPR7.6.3 SATA GEN II PHY port setting for port [0~5]. */ - pci_write_config16(dev, 0xA0, 0xA09A); - pci_write_config16(dev, 0xA2, 0xA09F); - pci_write_config16(dev, 0xA4, 0xA07A); - pci_write_config16(dev, 0xA6, 0xA07A); - pci_write_config16(dev, 0xA8, 0xA07A); - pci_write_config16(dev, 0xAA, 0xA07A); - + sb700_setup_sata_phys(dev); /* Enable the I/O, MM, BusMaster access for SATA */ byte = pci_read_config8(dev, 0x4); byte |= 7 << 0; |