summaryrefslogtreecommitdiff
path: root/arch/powerpc/sysdev/fsl_pci.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/sysdev/fsl_pci.c')
-rw-r--r--arch/powerpc/sysdev/fsl_pci.c37
1 files changed, 35 insertions, 2 deletions
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index 01b62a62c635..5ba325bff3a2 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -89,7 +89,7 @@ static int fsl_pci_dma_set_mask(struct device *dev, u64 dma_mask)
return 0;
}
-static int __init setup_one_atmu(struct ccsr_pci __iomem *pci,
+static int setup_one_atmu(struct ccsr_pci __iomem *pci,
unsigned int index, const struct resource *res,
resource_size_t offset)
{
@@ -126,7 +126,7 @@ static int __init setup_one_atmu(struct ccsr_pci __iomem *pci,
}
/* atmu setup for fsl pci/pcie controller */
-static void __init setup_pci_atmu(struct pci_controller *hose,
+static void setup_pci_atmu(struct pci_controller *hose,
struct resource *rsrc)
{
struct ccsr_pci __iomem *pci;
@@ -902,9 +902,42 @@ static int __devinit fsl_pci_probe(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM
+static int fsl_pci_resume(struct device *dev)
+{
+ struct pci_controller *hose;
+ struct resource pci_rsrc;
+
+ hose = pci_find_hose_for_OF_device(dev->of_node);
+ if (!hose)
+ return -ENODEV;
+
+ if (of_address_to_resource(dev->of_node, 0, &pci_rsrc)) {
+ dev_err(dev, "Get pci register base failed.");
+ return -ENODEV;
+ }
+
+ setup_pci_atmu(hose, &pci_rsrc);
+
+ return 0;
+}
+
+static const struct dev_pm_ops pci_pm_ops = {
+ .resume = fsl_pci_resume,
+};
+
+#define PCI_PM_OPS (&pci_pm_ops)
+
+#else
+
+#define PCI_PM_OPS NULL
+
+#endif
+
static struct platform_driver fsl_pci_driver = {
.driver = {
.name = "fsl-pci",
+ .pm = PCI_PM_OPS,
.of_match_table = pci_ids,
},
.probe = fsl_pci_probe,