mxc_udc: add workaround for ENGcm09152 for i.MX35

this patch gives the possibility to workaround bug ENGcm09152
on i.MX35 when the hardware workaround is also implemented on
the board.
It covers the workaround described on page 25 of the following Errata :
http://cache.freescale.com/files/dsp/doc/errata/IMX35CE.pdf

Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/fsl_devices.h b/include/linux/fsl_devices.h
index d5f9a7431bd0..4eb56ed75fbc 100644
--- a/include/linux/fsl_devices.h
+++ b/include/linux/fsl_devices.h
@@ -66,6 +66,7 @@ struct fsl_usb2_platform_data {
         enum fsl_usb2_operating_modes   operating_mode;
         enum fsl_usb2_phy_modes         phy_mode;
         unsigned int                    port_enables;
+        unsigned int                    workaround;
 
         int             (*init)(struct platform_device *);
         void            (*exit)(struct platform_device *);
@@ -84,6 +85,8 @@ struct fsl_usb2_platform_data {
 #define FSL_USB2_PORT0_ENABLED  0x00000001
 #define FSL_USB2_PORT1_ENABLED  0x00000002
 
+#define FLS_USB2_WORKAROUND_ENGCM09152  (1 << 0)
+
 struct spi_device;
 
 struct fsl_spi_platform_data {