diff options
| author | Robin Murphy <Robin.Murphy@arm.com> | 2014-09-17 12:56:07 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2014-09-22 11:26:59 +0100 |
| commit | c9d571bee9628bc925253a21ea5943707aadb5f1 (patch) | |
| tree | f48940ab42be9bdef51fc07c113ae145d3af9dc1 /drivers/of | |
| parent | 668ebd106860f09f43993517f786a2ddfd0f9ebe (diff) | |
| download | linux-c9d571bee9628bc925253a21ea5943707aadb5f1.tar.bz2 | |
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>
Diffstat (limited to 'drivers/of')
| -rw-r--r-- | drivers/of/platform.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/of/platform.c b/drivers/of/platform.c index 0197725e033a..3b64d0bf5bba 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -160,11 +160,10 @@ EXPORT_SYMBOL(of_device_alloc); * 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 @@ static struct platform_device *of_platform_device_create_pdata( 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 @@ static struct amba_device *of_amba_device_create(struct device_node *node, } /* 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 @@ static struct amba_device *of_amba_device_create(struct device_node *node, 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); |