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usb: dwc3: set dma_mask for dwc3_omap device

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*dma_mask* is not set for devices created from dt data. So filled dma_mask
for dwc3_omap device here. And dwc3 core will copy the dma_mask from its
parent.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Kishon Vijay Abraham I 2013-03-07 18:51:43 +05:30 committed by Felipe Balbi
parent d4436c3a6e
commit ddff14f1ab
2 changed files with 7 additions and 0 deletions
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4
drivers/usb/dwc3/core.c
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@ -454,6 +454,10 @@ static int dwc3_probe(struct platform_device *pdev)
dwc->regs_size = resource_size(res);
dwc->dev = dev;
dev->dma_mask = dev->parent->dma_mask;
dev->dma_parms = dev->parent->dma_parms;
dma_set_coherent_mask(dev, dev->parent->coherent_dma_mask);
if (!strncmp("super", maximum_speed, 5))
dwc->maximum_speed = DWC3_DCFG_SUPERSPEED;
else if (!strncmp("high", maximum_speed, 4))

3
drivers/usb/dwc3/dwc3-omap.c
View File

@ -277,6 +277,8 @@ static void dwc3_omap_disable_irqs(struct dwc3_omap *omap)
dwc3_omap_writel(omap->base, USBOTGSS_IRQENABLE_SET_0, 0x00);
}
static u64 dwc3_omap_dma_mask = DMA_BIT_MASK(32);
static int dwc3_omap_probe(struct platform_device *pdev)
{
struct device_node *node = pdev->dev.of_node;
@ -330,6 +332,7 @@ static int dwc3_omap_probe(struct platform_device *pdev)
omap->dev = dev;
omap->irq = irq;
omap->base = base;
dev->dma_mask = &dwc3_omap_dma_mask;
/*
* REVISIT if we ever have two instances of the wrapper, we will be