diff options
| -rw-r--r-- | target/linux/generic/patches-3.8/102-ehci_hcd_ignore_oc.patch | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.8/102-ehci_hcd_ignore_oc.patch b/target/linux/generic/patches-3.8/102-ehci_hcd_ignore_oc.patch index 5bd661e12..63d115636 100644 --- a/target/linux/generic/patches-3.8/102-ehci_hcd_ignore_oc.patch +++ b/target/linux/generic/patches-3.8/102-ehci_hcd_ignore_oc.patch @@ -1,3 +1,23 @@ +From 1e311820ec3055e3f08e687de6564692a7cec675 Mon Sep 17 00:00:00 2001 +From: Florian Fainelli <florian@openwrt.org> +Date: Mon, 28 Jan 2013 20:06:29 +0100 +Subject: [PATCH 11/12] USB: EHCI: add ignore_oc flag to disable overcurrent + checking + +This patch adds an ignore_oc flag which can be set by EHCI controller +not supporting or wanting to disable overcurrent checking. The EHCI +platform data in include/linux/usb/ehci_pdriver.h is also augmented to +take advantage of this new flag. + +Signed-off-by: Florian Fainelli <florian@openwrt.org> +--- + drivers/usb/host/ehci-hcd.c | 2 +- + drivers/usb/host/ehci-hub.c | 4 ++-- + drivers/usb/host/ehci-platform.c | 1 + + drivers/usb/host/ehci.h | 1 + + include/linux/usb/ehci_pdriver.h | 1 + + 5 files changed, 6 insertions(+), 3 deletions(-) + --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -630,7 +630,7 @@ static int ehci_run (struct usb_hcd *hcd @@ -29,6 +49,16 @@ status |= USB_PORT_STAT_C_OVERCURRENT << 16; /* +--- a/drivers/usb/host/ehci-platform.c ++++ b/drivers/usb/host/ehci-platform.c +@@ -44,6 +44,7 @@ static int ehci_platform_reset(struct us + ehci->has_synopsys_hc_bug = pdata->has_synopsys_hc_bug; + ehci->big_endian_desc = pdata->big_endian_desc; + ehci->big_endian_mmio = pdata->big_endian_mmio; ++ ehci->ignore_oc = pdata->ignore_oc; + + ehci->caps = hcd->regs + pdata->caps_offset; + retval = ehci_setup(hcd); --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -200,6 +200,7 @@ struct ehci_hcd { /* one per controlle @@ -39,3 +69,13 @@ /* required for usb32 quirk */ #define OHCI_CTRL_HCFS (3 << 6) +--- a/include/linux/usb/ehci_pdriver.h ++++ b/include/linux/usb/ehci_pdriver.h +@@ -42,6 +42,7 @@ struct usb_ehci_pdata { + unsigned big_endian_desc:1; + unsigned big_endian_mmio:1; + unsigned no_io_watchdog:1; ++ unsigned ignore_oc:1; + + /* Turn on all power and clocks */ + int (*power_on)(struct platform_device *pdev); |