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-rw-r--r--drivers/of/address.c16
-rw-r--r--drivers/of/irq.c11
-rw-r--r--drivers/spi/Kconfig3
3 files changed, 22 insertions, 8 deletions
diff --git a/drivers/of/address.c b/drivers/of/address.c
index 72c33fbe451d..66d96f14c274 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -14,7 +14,7 @@
static struct of_bus *of_match_bus(struct device_node *np);
static int __of_address_to_resource(struct device_node *dev,
const __be32 *addrp, u64 size, unsigned int flags,
- struct resource *r);
+ const char *name, struct resource *r);
/* Debug utility */
#ifdef DEBUG
@@ -215,7 +215,7 @@ int of_pci_address_to_resource(struct device_node *dev, int bar,
addrp = of_get_pci_address(dev, bar, &size, &flags);
if (addrp == NULL)
return -EINVAL;
- return __of_address_to_resource(dev, addrp, size, flags, r);
+ return __of_address_to_resource(dev, addrp, size, flags, NULL, r);
}
EXPORT_SYMBOL_GPL(of_pci_address_to_resource);
#endif /* CONFIG_PCI */
@@ -529,7 +529,7 @@ EXPORT_SYMBOL(of_get_address);
static int __of_address_to_resource(struct device_node *dev,
const __be32 *addrp, u64 size, unsigned int flags,
- struct resource *r)
+ const char *name, struct resource *r)
{
u64 taddr;
@@ -551,7 +551,8 @@ static int __of_address_to_resource(struct device_node *dev,
r->end = taddr + size - 1;
}
r->flags = flags;
- r->name = dev->full_name;
+ r->name = name ? name : dev->full_name;
+
return 0;
}
@@ -569,11 +570,16 @@ int of_address_to_resource(struct device_node *dev, int index,
const __be32 *addrp;
u64 size;
unsigned int flags;
+ const char *name = NULL;
addrp = of_get_address(dev, index, &size, &flags);
if (addrp == NULL)
return -EINVAL;
- return __of_address_to_resource(dev, addrp, size, flags, r);
+
+ /* Get optional "reg-names" property to add a name to a resource */
+ of_property_read_string_index(dev, "reg-names", index, &name);
+
+ return __of_address_to_resource(dev, addrp, size, flags, name, r);
}
EXPORT_SYMBOL_GPL(of_address_to_resource);
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 0f0cfa3bca30..9cf00602f566 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -341,9 +341,18 @@ int of_irq_to_resource(struct device_node *dev, int index, struct resource *r)
/* Only dereference the resource if both the
* resource and the irq are valid. */
if (r && irq) {
+ const char *name = NULL;
+
+ /*
+ * Get optional "interrupts-names" property to add a name
+ * to the resource.
+ */
+ of_property_read_string_index(dev, "interrupt-names", index,
+ &name);
+
r->start = r->end = irq;
r->flags = IORESOURCE_IRQ;
- r->name = dev->full_name;
+ r->name = name ? name : dev->full_name;
}
return irq;
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 561a832417b8..3f9a47ec67dc 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -332,8 +332,7 @@ config SPI_STMP3XXX
config SPI_TEGRA
tristate "Nvidia Tegra SPI controller"
- depends on ARCH_TEGRA
- select TEGRA_SYSTEM_DMA
+ depends on ARCH_TEGRA && TEGRA_SYSTEM_DMA
help
SPI driver for NVidia Tegra SoCs