of: amba: use of_dma_configure for AMBA devices
Commit 591c1e ("of: configure the platform device dma parameters)
introduced a common mechanism to configure DMA from DT properties.
AMBA devices created from DT can take advantage of this, too.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
diff --git a/drivers/of/platform.c b/drivers/of/platform.c
index 0197725..3b64d0b 100644
--- a/drivers/of/platform.c
+++ b/drivers/of/platform.c
@@ -160,11 +160,10 @@
* can use Platform bus notifier and handle BUS_NOTIFY_ADD_DEVICE event
* to fix up DMA configuration.
*/
-static void of_dma_configure(struct platform_device *pdev)
+static void of_dma_configure(struct device *dev)
{
u64 dma_addr, paddr, size;
int ret;
- struct device *dev = &pdev->dev;
/*
* Set default dma-mask to 32 bit. Drivers are expected to setup
@@ -229,7 +228,7 @@
if (!dev)
goto err_clear_flag;
- of_dma_configure(dev);
+ of_dma_configure(&dev->dev);
dev->dev.bus = &platform_bus_type;
dev->dev.platform_data = platform_data;
@@ -291,7 +290,6 @@
}
/* setup generic device info */
- dev->dev.coherent_dma_mask = ~0;
dev->dev.of_node = of_node_get(node);
dev->dev.parent = parent;
dev->dev.platform_data = platform_data;
@@ -299,6 +297,7 @@
dev_set_name(&dev->dev, "%s", bus_id);
else
of_device_make_bus_id(&dev->dev);
+ of_dma_configure(&dev->dev);
/* Allow the HW Peripheral ID to be overridden */
prop = of_get_property(node, "arm,primecell-periphid", NULL);