diff options
Diffstat (limited to 'src/southbridge/via')
| -rw-r--r-- | src/southbridge/via/vt8237r/vt8237r_early_smbus.c | 50 | ||||
| -rw-r--r-- | src/southbridge/via/vt8237r/vt8237r_lpc.c | 6 |
2 files changed, 5 insertions, 51 deletions
diff --git a/src/southbridge/via/vt8237r/vt8237r_early_smbus.c b/src/southbridge/via/vt8237r/vt8237r_early_smbus.c index 7b85a1979a..49f3d90020 100644 --- a/src/southbridge/via/vt8237r/vt8237r_early_smbus.c +++ b/src/southbridge/via/vt8237r/vt8237r_early_smbus.c @@ -236,20 +236,10 @@ void vt8237_sb_enable_fid_vid(void) devctl = pci_locate_device(PCI_ID(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT8237_VLINK), 0); + if (devctl == PCI_DEV_INVALID) return; - /* TODO: Why is this an extra block? */ - { - u8 tmp; - tmp = pci_read_config8(devctl, 0xec); - print_debug("EC is "); - print_debug_hex8(tmp); - print_debug(" E5 is "); - tmp = pci_read_config8(dev, 0xe5); - print_debug_hex8(tmp); - } - /* Set ACPI base address to I/O VT8237R_ACPI_IO_BASE. */ pci_write_config16(dev, 0x88, VT8237R_ACPI_IO_BASE | 0x1); @@ -261,47 +251,15 @@ void vt8237_sb_enable_fid_vid(void) * Will work for C3 and for FID/VID change. */ - /* FIXME */ - outb(0xff, VT8237R_ACPI_IO_BASE + 0x50); /* Maybe unneeded? */ -// outb(0x4, VT8237R_ACPI_IO_BASE + 0x50); /* Maybe unneeded? */ - - /* It seems for AMD LDTSTP is connected not to SLP anymore. */ - /* Enable 0: DPSLP# / DPRSTP# / VRDSLP */ - - /* - * Enable SATA LED, VR timer = 100us. - * Enable DPSLP# / DPRSTP# / VRDSLP - WARNING LDTSTP connetcs - * to some of those pins! (and not to SLP as on R ver). - */ - pci_write_config8(dev, 0xe5, 0x69); /* FIXME */ - - /* - * REQ5 as PCI request input - should be together with - * INTE-INTH. Fast VR timer disable - need for LDTSTP signal. - */ - pci_write_config8(dev, 0xe4, 0xa5); + outb(0xff, VT8237R_ACPI_IO_BASE + 0x50); /* Reduce further the STPCLK/LDTSTP signal to 5us. */ pci_write_config8(dev, 0xec, 0x4); - /* Host Bus Power Management Control, maybe not needed. */ - pci_write_config8(dev, 0x8c, 0x5); - /* So the chip knows we are on AMD. */ - pci_write_config8(devctl, 0x7c, 0x77); - - devctl = pci_locate_device(PCI_ID(PCI_VENDOR_ID_VIA, - 0x2336), 0); - if (devctl == PCI_DEV_INVALID) - return; + pci_write_config8(devctl, 0x7c, 0x7f); - /* - * Enable C2NOW delay to PSTATECTL VID / FID Change Delay - * to P-State Control. - */ - pci_write_config8(devctl, 0xa6, 0x83); - - // return; // FIXME: Fall through some revs have it old way. + return; } /* Set ACPI base address to I/O VT8237R_ACPI_IO_BASE. */ diff --git a/src/southbridge/via/vt8237r/vt8237r_lpc.c b/src/southbridge/via/vt8237r/vt8237r_lpc.c index 10d8c35c19..78c973fba0 100644 --- a/src/southbridge/via/vt8237r/vt8237r_lpc.c +++ b/src/southbridge/via/vt8237r/vt8237r_lpc.c @@ -264,14 +264,10 @@ static void vt8237s_init(struct device *dev) pci_write_config32(dev, 0xbc, (VT8237S_SPI_MEM_BASE >> 8) | (tmp & 0xFF000000)); - /* Enable SATA LED, VR timer = 100us, VR timer should be fixed. */ - pci_write_config8(dev, 0xe5, 0x69); - /* * REQ5 as PCI request input - should be together with INTE-INTH. - * Fast VR timer disable - need for LDTSTOP_L signal. */ - pci_write_config8(dev, 0xe4, 0xa5); + pci_write_config8(dev, 0xe4, 0x04); /* Reduce further the STPCLK/LDTSTP signal to 5us. */ pci_write_config8(dev, 0xec, 0x4); |