ULPI_VIEW_RUN
writel(ULPI_VIEW_RUN | ULPI_VIEW_READ | ULPI_VIEW_ADDR(reg), view);
ret = ulpi_viewport_wait(view, ULPI_VIEW_RUN);
writel(ULPI_VIEW_RUN | ULPI_VIEW_WRITE | ULPI_VIEW_DATA_WRITE(val) |
return ulpi_viewport_wait(view, ULPI_VIEW_RUN);