diff -Nur orig/drivers/ata/ata_piix.c patch/drivers/ata/ata_piix.c
--- orig/drivers/ata/ata_piix.c 2016-12-10 18:09:59.000000000 +0000
+++ patch/drivers/ata/ata_piix.c    2016-12-14 01:05:40.795554265 +0000
@@ -495,6 +495,7 @@
    { 0x266F, 0x1025, 0x0066 }, /* ICH6 on ACER Aspire 1694WLMi */
    { 0x2653, 0x1043, 0x82D8 }, /* ICH6M on Asus Eee 701 */
    { 0x27df, 0x104d, 0x900e }, /* ICH7 on Sony TZ-90 */
+   { 0x27DF, 0x8086, 0x27df },     /* ICH7 on Intel SS4200 */
    /* end marker */
    { 0, }
 };
diff -Nur orig/drivers/pci/quirks.c patch/drivers/pci/quirks.c
--- orig/drivers/pci/quirks.c   2016-12-10 18:09:59.000000000 +0000
+++ patch/drivers/pci/quirks.c  2016-12-14 01:11:56.324180457 +0000
@@ -3678,6 +3678,63 @@
    return -ENOTTY;
 }

+
+// enable IDE feature of SS5200 NAS
+static int quirk_ss4200_ide_enable(struct pci_dev *dev) {
+   u32 rcba;
+   void __iomem *rcba_base;
+   u32 val0, val1;
+   printk(KERN_INFO "ss4200_ide - enable\n");
+
+   // This is only going to be valid on an intel device!
+   // function disable register control base address
+   pci_read_config_dword(dev, 0xF0, &rcba);
+   if (rcba==0) {
+       printk(KERN_ALERT "ss4200_ide - unexpected RCBA=0\n");
+       return -1;
+   }
+
+   rcba_base = ioremap_nocache(rcba & 0xFFFFC000, 0x4000); // 16 alignment
+   if (rcba_base == NULL) {
+       printk(KERN_ALERT "ss4200_ide - unexpected RCBA_BASE=null\n");
+       return -1;
+   }
+
+   // read the Function Disable register, dword mode only
+   val0 = readl(rcba_base + 0x3418);
+   val1 = val0 & 0xFFFFFFFD; // enable the PATA device
+   printk(KERN_INFO "ss4200_ide - function disable register %x -> %x\n",val0,val1);
+   writel(val1, rcba_base + 0x3418);
+   iounmap(rcba_base);
+   return 0;
+}
+
+
+static void quirk_ss4200_ide_suspend(struct pci_dev *dev) {
+   printk(KERN_INFO "ss4200_ide - suspend\n");
+}
+
+static void quirk_ss4200_ide_resume_early(struct pci_dev *dev) {
+   printk(KERN_INFO "ss4200_ide - resume early\n");
+   quirk_ss4200_ide_enable(dev);
+}
+
+static void quirk_ss4200_ide_resume(struct pci_dev *dev) {
+   printk(KERN_INFO "ss4200_ide - resume\n");
+   quirk_ss4200_ide_enable(dev);
+}
+
+static void quirk_ss4200_ide(struct pci_dev *dev) {
+   printk(KERN_INFO "ss4200_ide - start\n");
+   quirk_ss4200_ide_enable(dev);
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_ICH7_0,   quirk_ss4200_ide);
+DECLARE_PCI_FIXUP_SUSPEND(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_ICH7_0,   quirk_ss4200_ide_suspend);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_ICH7_0,   quirk_ss4200_ide_resume);
+DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_ICH7_0,   quirk_ss4200_ide_resume_early);
+
+
 static void quirk_dma_func0_alias(struct pci_dev *dev)
 {
    if (PCI_FUNC(dev->devfn) != 0)