[U-Boot] [PATCH 4/5] usb: ehci: Clear USBMODE_BE on LE MMIO

Marek Vasut marex at denx.de
Wed Jan 27 03:14:02 CET 2016


If the USB EHCI is configured for little endian MMIO, make sure to
clear the USBMODE_BE flag from the USBMODE register.

Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Daniel Schwierzeck <daniel.schwierzeck at gmail.com>
Cc: Hans de Goede <hdegoede at redhat.com>
---
 drivers/usb/host/ehci-hcd.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index b3eb08d..8f259be 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -134,6 +134,8 @@ static void ehci_set_usbmode(struct ehci_ctrl *ctrl)
 	tmp |= USBMODE_CM_HC;
 #if defined(CONFIG_EHCI_MMIO_BIG_ENDIAN)
 	tmp |= USBMODE_BE;
+#else
+	tmp &= ~USBMODE_BE;
 #endif
 	ehci_writel(reg_ptr, tmp);
 }
-- 
2.1.4



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