net: macb: Fix GEM hardware detection
Fix MID bit field check to correctly identify all GEM hardwares.
The check is updated as per macb driver in Linux location:
<linux_sources>/drivers/net/ethernet/cadence/macb_main.c:259
Signed-off-by: Atish Patra <atish.patra@wdc.com>
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 0254e21..182331f 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -143,7 +143,7 @@
static int macb_is_gem(struct macb_device *macb)
{
- return MACB_BFEXT(IDNUM, macb_readl(macb, MID)) == 0x2;
+ return MACB_BFEXT(IDNUM, macb_readl(macb, MID)) >= 0x2;
}
#ifndef cpu_is_sama5d2