else
                from = scc->black_memory;
 
-       dev_dbg(scc->dev, "pcopy: from 0x%p %d bytes\n", from,
+       dev_dbg(scc->dev, "pcopy: from 0x%p %zu bytes\n", from,
                ctx->dst_nents * 8);
        len = sg_pcopy_from_buffer(ablkreq->dst, ctx->dst_nents,
                                   from, ctx->size, ctx->offset);
        if (!len) {
-               dev_err(scc->dev, "pcopy err from 0x%p (len=%d)\n", from, len);
+               dev_err(scc->dev, "pcopy err from 0x%p (len=%zu)\n", from, len);
                return -EINVAL;
        }
 
        len = sg_pcopy_to_buffer(req->src, ctx->src_nents,
                                 to, len, ctx->offset);
        if (!len) {
-               dev_err(scc->dev, "pcopy err to 0x%p (len=%d)\n", to, len);
+               dev_err(scc->dev, "pcopy err to 0x%p (len=%zu)\n", to, len);
                return -EINVAL;
        }
 
                return;
        }
 
-       dev_dbg(scc->dev, "Start encryption (0x%p/0x%p)\n",
-               (void *)readl(scc->base + SCC_SCM_RED_START),
-               (void *)readl(scc->base + SCC_SCM_BLACK_START));
+       dev_dbg(scc->dev, "Start encryption (0x%x/0x%x)\n",
+               readl(scc->base + SCC_SCM_RED_START),
+               readl(scc->base + SCC_SCM_BLACK_START));
 
        /* clear interrupt control registers */
        writel(SCC_SCM_INTR_CTRL_CLR_INTR,