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[CPUFREQ] Longhaul - Add support for CN400
Support for CN400 northbridge when ACPI C3 isn't available. Tested on Epia SP13000. Thanks to Robert for testing it. Signed-off-by: Rafa Bilski <rafalbilski@interia.pl> Signed-off-by: Dave Jones <davej@redhat.com>
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1 changed files with 5 additions and 1 deletions
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@ -583,6 +583,10 @@ static int enable_arbiter_disable(void)
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if (dev == NULL) {
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reg = 0x76;
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dev = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_862X_0, NULL);
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/* Find CN400 V-Link host bridge */
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if (dev == NULL)
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dev = pci_find_device(PCI_VENDOR_ID_VIA, 0x7259, NULL);
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}
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if (dev != NULL) {
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/* Enable access to port 0x22 */
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@ -734,7 +738,7 @@ static int __init longhaul_cpu_init(struct cpufreq_policy *policy)
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return 0;
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err_acpi:
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printk(KERN_ERR PFX "No ACPI support. No VT8601 or VT8623 northbridge. Aborting.\n");
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printk(KERN_ERR PFX "No ACPI support. Unsupported northbridge. Aborting.\n");
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return -ENODEV;
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}
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