Use of these APIs is required on the Raspberry Pi. With this change, USB
on RPi1 should be more reliable, and USB on the RPi2 will start working.
Signed-off-by: Stephen Warren swar...@wwwdotorg.org
---
We likely should enable use of these functions for mbox, SDHCI, and
LCD display too. However, I haven't validated those yet.
---
drivers/usb/host/dwc2.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c
index 5f4ca7abf7bf..8f7c269dd1a5 100644
--- a/drivers/usb/host/dwc2.c
+++ b/drivers/usb/host/dwc2.c
@@ -9,6 +9,7 @@
#include errno.h
#include usb.h
#include malloc.h
+#include phys2bus.h
#include usbroothubdes.h
#include asm/io.h
@@ -795,7 +796,8 @@ int chunk_msg(struct usb_device *dev, unsigned long pipe,
int *pid, int in,
if (!in)
memcpy(aligned_buffer, (char *)buffer + done, len);
- writel((uint32_t)aligned_buffer, hc_regs-hcdma);
+ writel(phys_to_bus((unsigned long)aligned_buffer),
+ hc_regs-hcdma);
/* Set host channel enable after all other setup is complete. */
clrsetbits_le32(hc_regs-hcchar, DWC2_HCCHAR_MULTICNT_MASK |
--
1.9.1
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