[U-Boot] [PATCH v10 07/15] net: macb: Fix GEM hardware detection

Anup Patel Anup.Patel at wdc.com
Mon Feb 25 08:14:42 UTC 2019

From: Atish Patra <atish.patra at wdc.com>

Fix MID bit field check to correctly identify all GEM hardwares.

The check is updated as per macb driver in Linux location:

Signed-off-by: Atish Patra <atish.patra at wdc.com>
Signed-off-by: Anup Patel <anup.patel at wdc.com>
Reviewed-by: Alexander Graf <agraf at suse.de>
Reviewed-by: Lukas Auer <lukas.auer at aisec.fraunhofer.de>
Acked-by: Joe Hershberger <joe.hershberger at ni.com>
 drivers/net/macb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 0254e211e6..182331f61d 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -143,7 +143,7 @@ struct macb_device {
 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

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