DDADR
writel(addr, phy->base + DDADR(phy->idx));
writel(lower_32_bits(addr), phy->base + DDADR(phy->idx));
phys_desc = ddadr = _phy_readl_relaxed(phy, DDADR);
seq_printf(s, "\tDDADR = %08x\n", _phy_readl_relaxed(phy, DDADR));
phy_writel(chan->phy, desc->first, DDADR);