Some architectures, like MIPS, require remapping of the registers. Add the map_physmem() call to handle it.
Signed-off-by: Marek Vasut marex@denx.de Cc: Daniel Schwierzeck daniel.schwierzeck@gmail.com Cc: Hans de Goede hdegoede@redhat.com Cc: Masahiro Yamada yamada.masahiro@socionext.com Cc: Alexey Brodkin abrodkin@synopsys.com --- drivers/usb/host/ehci-generic.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/ehci-generic.c b/drivers/usb/host/ehci-generic.c index 1292caa..6d58ef8 100644 --- a/drivers/usb/host/ehci-generic.c +++ b/drivers/usb/host/ehci-generic.c @@ -5,6 +5,7 @@ */
#include <common.h> +#include <asm/io.h> #include <dm.h> #include "ehci.h"
@@ -19,9 +20,10 @@ struct generic_ehci {
static int ehci_usb_probe(struct udevice *dev) { - struct ehci_hccr *hccr = (struct ehci_hccr *)dev_get_addr(dev); + struct ehci_hccr *hccr; struct ehci_hcor *hcor;
+ hccr = map_physmem(dev_get_addr(dev), 0x100, MAP_NOCACHE); hcor = (struct ehci_hcor *)((uintptr_t)hccr + HC_LENGTH(ehci_readl(&hccr->cr_capbase)));