XGMAC_DMA_MODE
for (i = (XGMAC_DMA_MODE / 4); i < XGMAC_REGSIZE; i++)
u32 value = readl(ioaddr + XGMAC_DMA_MODE);
writel(value | XGMAC_SWR, ioaddr + XGMAC_DMA_MODE);
return readl_poll_timeout(ioaddr + XGMAC_DMA_MODE, value,