diff options
| author | Stephen Warren <swarren@wwwdotorg.org> | 2015-03-24 20:07:35 -0600 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2015-04-14 05:47:59 +0200 |
| commit | 5c0beb5c58c86d2a6d12dee6330dc85554de5c60 (patch) | |
| tree | b4ebdb82c17ae64f5d84634176c62b1bd5a825e5 /drivers | |
| parent | 79340db7f1f676b8eb5911f4993ebedf27009c0b (diff) | |
usb: dwc2: use phys_to_bus/bus_to_phys
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 <swarren@wwwdotorg.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/dwc2.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c index 5f4ca7abf7..8f7c269dd1 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 | |