[U-Boot] [PATCH] net: macb: fix mapping of registers

Ramon Fried
2018-12-17T01:01:08Z

Some architectures (MIPS) needs mapping to access IOMEM.
Fix that.

Fixes: f1dcc19b213d ("net: macb: Convert to driver model")

Signed-off-by: Ramon Fried <ramon.fried@gmail.com>
---

drivers/net/macb.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 94c89c762b..6e1b479813 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -36,6 +36,7 @@
#include <miiphy.h>

#include <linux/mii.h>
+#include <linux/io.h>
#include <asm/io.h>
#include <asm/dma-mapping.h>
#include <asm/arch/clk.h>
@@ -1149,9 +1150,18 @@ int __weak macb_late_eth_ofdata_to_platdata(struct udevice *dev)

static int macb_eth_ofdata_to_platdata(struct udevice *dev)
{
+ fdt_addr_t addr;
+ fdt_size_t size;
+ int node = dev_of_offset(dev);
struct eth_pdata *pdata = dev_get_platdata(dev);

- pdata->iobase = devfdt_get_addr(dev);
+ addr = fdtdec_get_addr_size(gd->fdt_blob, node, "reg", &size);
+ if (addr == FDT_ADDR_T_NONE)
+ return -EINVAL;
+
+ pdata->iobase = (phys_addr_t)ioremap(addr, size);
+ if (!pdata->iobase)
+ return -EINVAL;

return macb_late_eth_ofdata_to_platdata(dev);
}
--
2.19.2