diff --git a/drivers/usb/dwc_otg_310/common_port/dwc_common_linux.c b/drivers/usb/dwc_otg_310/common_port/dwc_common_linux.c index b9da543e8004..f729139257d6 100755 --- a/drivers/usb/dwc_otg_310/common_port/dwc_common_linux.c +++ b/drivers/usb/dwc_otg_310/common_port/dwc_common_linux.c @@ -594,7 +594,7 @@ uint64_t DWC_READ_REG64(volatile uint64_t *reg) void DWC_WRITE_REG32(volatile uint32_t *reg, uint32_t value) { writel_relaxed(value, reg); - dsb(); + dsb(sy); } #if 0 @@ -606,7 +606,7 @@ void DWC_WRITE_REG64(volatile uint64_t *reg, uint64_t value) void DWC_MODIFY_REG32(volatile uint32_t *reg, uint32_t clear_mask, uint32_t set_mask) { writel_relaxed((readl_relaxed(reg) & ~clear_mask) | set_mask, reg); - dsb(); + dsb(sy); } #if 0