[PATCH 7/9] net: macb: Fix -Wint-to-pointer-cast warnings

[Bin Meng]

The following warning is seen in macb.c in a 32-bit build:

  warning: cast to pointer from integer of different size 
[-Wint-to-pointer-cast]

Change to use dev_read_addr_index_ptr(), or cast with uintptr_t.

Signed-off-by: Bin Meng <bmeng...@gmail.com>
---

 drivers/net/macb.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 57ea45e2dc..fe14027b31 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -574,14 +574,9 @@ static int macb_phy_find(struct macb_device *macb, const 
char *name)
 #ifdef CONFIG_DM_ETH
 static int macb_sifive_clk_init(struct udevice *dev, ulong rate)
 {
-       fdt_addr_t addr;
        void *gemgxl_regs;
 
-       addr = dev_read_addr_index(dev, 1);
-       if (addr == FDT_ADDR_T_NONE)
-               return -ENODEV;
-
-       gemgxl_regs = (void __iomem *)addr;
+       gemgxl_regs = dev_read_addr_index_ptr(dev, 1);
        if (!gemgxl_regs)
                return -ENODEV;
 
@@ -1383,7 +1378,7 @@ static int macb_eth_probe(struct udevice *dev)
                macb->phy_addr = ofnode_read_u32_default(phandle_args.node,
                                                         "reg", -1);
 
-       macb->regs = (void *)pdata->iobase;
+       macb->regs = (void *)(uintptr_t)pdata->iobase;
 
        macb->is_big_endian = (cpu_to_be32(0x12345678) == 0x12345678);
 
@@ -1444,7 +1439,7 @@ static int macb_eth_of_to_plat(struct udevice *dev)
 {
        struct eth_pdata *pdata = dev_get_plat(dev);
 
-       pdata->iobase = (phys_addr_t)dev_remap_addr(dev);
+       pdata->iobase = (uintptr_t)dev_remap_addr(dev);
        if (!pdata->iobase)
                return -EINVAL;
 
-- 
2.25.1