summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-davinci
diff options
context:
space:
mode:
authorSergei Shtylyov <sshtylyov@ru.mvista.com>2009-07-16 19:58:53 +0400
committerKevin Hilman <khilman@deeprootsystems.com>2009-08-26 11:55:38 +0300
commitefd911814e303e00e6ed44e747b113a8644efede (patch)
tree48231bf54088bc2aa5af263eeb85841e34a83b2f /arch/arm/mach-davinci
parentc96b56c53fb76c540a1a8103c7594859db4351dd (diff)
downloadblackbird-op-linux-efd911814e303e00e6ed44e747b113a8644efede.tar.gz
blackbird-op-linux-efd911814e303e00e6ed44e747b113a8644efede.zip
davinci: DM646x: pass correct MUSB IRQs
DM646x has MUSB connected to IRQs 13 and 14 (unlike IRQ12 on other platforms), so pass the correct IRQ resources with the platform device. Signed-off-by: Dmitry Krivoschekov <dkrivoschekov@ru.mvista.com> Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Diffstat (limited to 'arch/arm/mach-davinci')
-rw-r--r--arch/arm/mach-davinci/usb.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c
index abedb6337182..06f55931620c 100644
--- a/arch/arm/mach-davinci/usb.c
+++ b/arch/arm/mach-davinci/usb.c
@@ -13,6 +13,7 @@
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
+#include <mach/cputype.h>
#define DAVINCI_USB_OTG_BASE 0x01C64000
@@ -64,6 +65,10 @@ static struct resource usb_resources[] = {
.start = IRQ_USBINT,
.flags = IORESOURCE_IRQ,
},
+ {
+ /* placeholder for the dedicated CPPI IRQ */
+ .flags = IORESOURCE_IRQ,
+ },
};
static u64 usb_dmamask = DMA_BIT_MASK(32);
@@ -84,6 +89,14 @@ void __init setup_usb(unsigned mA, unsigned potpgt_msec)
{
usb_data.power = mA / 2;
usb_data.potpgt = potpgt_msec / 2;
+
+ if (cpu_is_davinci_dm646x()) {
+ /* Override the defaults as DM6467 uses different IRQs. */
+ usb_dev.resource[1].start = IRQ_DM646X_USBINT;
+ usb_dev.resource[2].start = IRQ_DM646X_USBDMAINT;
+ } else /* other devices don't have dedicated CPPI IRQ */
+ usb_dev.num_resources = 2;
+
platform_device_register(&usb_dev);
}
OpenPOWER on IntegriCloud