Hi Jeroen,
在 11/4/2014 7:40 PM, Jeroen Hofstee 写道:
Hello Peng,
On 04-11-14 08:50, Peng Fan wrote:
Include a weak function board_ehci_usb_mode to gives board code
a choice. If the board want the otg port work in host mode but not
device mode, this should be handled.
Signed-off-by: Peng Fan <peng....@freescale.com>
Signed-off-by: Ye Li <b37...@freescale.com>
---
Changes v2:
Introduce a new weak function to let board have a choice to decide which mode
to work at.
drivers/usb/host/ehci-mx6.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/usb/host/ehci-mx6.c b/drivers/usb/host/ehci-mx6.c
index 9ec5a0a..3662a80 100644
--- a/drivers/usb/host/ehci-mx6.c
+++ b/drivers/usb/host/ehci-mx6.c
@@ -193,6 +193,11 @@ static void usb_oc_config(int index)
__raw_writel(val, ctrl);
}
+int __weak board_ehci_usb_mode(int index, enum usb_init_type *type)
+{
+ return 0;
+}
+
int __weak board_ehci_hcd_init(int port)
{
return 0;
@@ -223,6 +228,8 @@ int ehci_hcd_init(int index, enum usb_init_type init,
usb_internal_phy_clock_gate(index, 1);
type = usb_phy_enable(index, ehci) ? USB_INIT_DEVICE : USB_INIT_HOST;
+ board_ehci_usb_mode(index, &type);
+
*hccr = (struct ehci_hccr *)((uint32_t)&ehci->caplength);
*hcor = (struct ehci_hcor *)((uint32_t)*hccr +
HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
Can you add a prototype type as well and make sure it is included?
I did not find a good place for the prototype type. I think ehci.h is
not fine to include this prototype. Any suggestions?
Thanks,
Jeroen
Regards,
Peng.
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