From: Cliff Cai <cliff.cai@xxxxxxxxxx>
All current Blackfin parts are using RTL v1.9, but they don't expose the
hardware registers to probe this dynamically. So hardcode the version to
v1.9 for now.
Signed-off-by: Cliff Cai <cliff.cai@xxxxxxxxxx>
Signed-off-by: Mike Frysinger <vapier@xxxxxxxxxx>
---
drivers/usb/musb/musb_regs.h | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/musb/musb_regs.h b/drivers/usb/musb/musb_regs.h
index 473a94e..60914c7 100644
--- a/drivers/usb/musb/musb_regs.h
+++ b/drivers/usb/musb/musb_regs.h
@@ -462,7 +462,10 @@ static inline u8 musb_read_configdata(void __iomem *mbase)
static inline u16 musb_read_hwvers(void __iomem *mbase)
{
- return 0;
+ /* This register is invisible on Blackfin, actually the MUSB
+ * RTL version of Blackfin is 1.9, So just set it's value to 1.9.
+ */
+ return 1 << 10 | 9;
}
static inline void __iomem *musb_read_target_reg_base(u8 i, void __iomem *mbase)
--
1.6.6.1
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