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-rw-r--r--arch/mips/bcm47xx/setup.c31
-rw-r--r--include/linux/bcma/bcma_soc.h1
2 files changed, 32 insertions, 0 deletions
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
index 6054d49e608e..fe3773539eff 100644
--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c
@@ -173,6 +173,31 @@ void __init plat_mem_setup(void)
pm_power_off = bcm47xx_machine_halt;
}
+#ifdef CONFIG_BCM47XX_BCMA
+static struct device * __init bcm47xx_setup_device(void)
+{
+ struct device *dev;
+ int err;
+
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (!dev)
+ return NULL;
+
+ err = dev_set_name(dev, "bcm47xx_soc");
+ if (err) {
+ pr_err("Failed to set SoC device name: %d\n", err);
+ kfree(dev);
+ return NULL;
+ }
+
+ err = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32));
+ if (err)
+ pr_err("Failed to set SoC DMA mask: %d\n", err);
+
+ return dev;
+}
+#endif
+
/*
* This finishes bus initialization doing things that were not possible without
* kmalloc. Make sure to call it late enough (after mm_init).
@@ -183,6 +208,10 @@ void __init bcm47xx_bus_setup(void)
if (bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA) {
int err;
+ bcm47xx_bus.bcma.dev = bcm47xx_setup_device();
+ if (!bcm47xx_bus.bcma.dev)
+ panic("Failed to setup SoC device\n");
+
err = bcma_host_soc_init(&bcm47xx_bus.bcma);
if (err)
panic("Failed to initialize BCMA bus (err %d)", err);
@@ -235,6 +264,8 @@ static int __init bcm47xx_register_bus_complete(void)
#endif
#ifdef CONFIG_BCM47XX_BCMA
case BCM47XX_BUS_TYPE_BCMA:
+ if (device_register(bcm47xx_bus.bcma.dev))
+ pr_err("Failed to register SoC device\n");
bcma_bus_register(&bcm47xx_bus.bcma.bus);
break;
#endif
diff --git a/include/linux/bcma/bcma_soc.h b/include/linux/bcma/bcma_soc.h
index 7cca5f859a90..f3c43519baa7 100644
--- a/include/linux/bcma/bcma_soc.h
+++ b/include/linux/bcma/bcma_soc.h
@@ -6,6 +6,7 @@
struct bcma_soc {
struct bcma_bus bus;
+ struct device *dev;
};
int __init bcma_host_soc_register(struct bcma_soc *soc);