net: altera_tse: get numbers of fdt address and size cells

Get numbers of fdt address and size cells in altera_tse_probe(), thereby remove the assumption of one address cell and one size cell.

Signed-off-by Thomas Chou <[email protected]>

---

Get numbers of fdt address and size cells in altera_tse_probe(), thereby remove the assumption of one address cell and one size cell.

Signed-off-by Thomas Chou <[email protected]>

---
  drivers/net/altera_tse.c | 14 ++++++++------
  1 file changed, 8 insertions(+), 6 deletions(-)

drivers/net/altera_tse.c +8 -6

index 394503f..b2002f4 100644
@@ -409,20 +409,22 @@ static int altera_tse_probe(struct udevice *dev)
  {
  	struct eth_pdata *pdata = dev_get_platdata(dev);
  	struct altera_tse_priv *priv = dev_get_priv(dev);
-	const void *blob = gd->fdt_blob;
+	void *blob = (void *)gd->fdt_blob;
  	int node = dev->of_offset;
  	const char *list, *end;
  	const fdt32_t *cell;
  	void *base, *desc_mem = NULL;
  	unsigned long addr, size;
+	int parent, addrc, sizec;
  	int len, idx;
  	int ret;
 
  	/*
-	 * decode regs, assume address-cells and size-cells are both one.
-	 * there are multiple reg tuples, and they need to match with
-	 * reg-names.
+	 * decode regs. there are multiple reg tuples, and they need to
+	 * match with reg-names.
  	 */
+	parent = fdt_parent_offset(blob, node);
+	of_bus_default_count_cells(blob, parent, &addrc, &sizec);
  	list = fdt_getprop(blob, node, "reg-names", &len);
  	if (!list)
  		return -ENOENT;

@@ -434,7 +436,7 @@ static int altera_tse_probe(struct udevice *dev)
  	while (list < end) {
  		addr = fdt_translate_address((void *)blob,
  					     node, cell + idx);
-		size = fdt_addr_to_cpu(cell[idx + 1]);
+		size = fdt_addr_to_cpu(cell[idx + addrc]);
  		base = ioremap(addr, size);
  		len = strlen(list);
  		if (strcmp(list, "control_port") == 0)

@@ -445,7 +447,7 @@ static int altera_tse_probe(struct udevice *dev)
  			priv->sgdma_tx = base;
  		else if (strcmp(list, "s1") == 0)
  			desc_mem = base;
-		idx += 2;
+		idx += addrc + sizec;
  		list += (len + 1);
  	}
  	/* decode fifo depth */