ACP_SW_BUS_RESET_CTRL
writel(AMD_SDW_BUS_RESET_REQ, amd_manager->mmio + ACP_SW_BUS_RESET_CTRL);
ret = readl_poll_timeout(amd_manager->mmio + ACP_SW_BUS_RESET_CTRL, val,
writel(AMD_SDW_BUS_RESET_CLEAR_REQ, amd_manager->mmio + ACP_SW_BUS_RESET_CTRL);
ret = readl_poll_timeout(amd_manager->mmio + ACP_SW_BUS_RESET_CTRL, val, !val,