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authorTom Rini <trini@konsulko.com>2016-02-02 07:24:52 -0500
committerTom Rini <trini@konsulko.com>2016-02-02 07:24:52 -0500
commit161b1fe745394f34c4aa506edc964089785919f6 (patch)
tree8d7c40866bfd9df6e5ed6e848469e43ed9f77b42 /drivers/net
parent008e61f5120e7d3acb937953b1322e3aee3160d4 (diff)
parent37dadbca0c8b9bff00f892fd87a978cbe0a98b3a (diff)
downloadtalos-obmc-uboot-161b1fe745394f34c4aa506edc964089785919f6.tar.gz
talos-obmc-uboot-161b1fe745394f34c4aa506edc964089785919f6.zip
Merge branch 'master' of git://git.denx.de/u-boot-atmel
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/macb.c21
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index a5c188066c..be0659a52c 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -109,6 +109,23 @@ static int macb_is_gem(struct macb_device *macb)
return MACB_BFEXT(IDNUM, macb_readl(macb, MID)) == 0x2;
}
+#ifndef cpu_is_sama5d2
+#define cpu_is_sama5d2() 0
+#endif
+
+#ifndef cpu_is_sama5d4
+#define cpu_is_sama5d4() 0
+#endif
+
+static int gem_is_gigabit_capable(struct macb_device *macb)
+{
+ /*
+ * The GEM controllers embeded in SAMA5D2 and SAMA5D4 are
+ * configured to support only 10/100.
+ */
+ return macb_is_gem(macb) && !cpu_is_sama5d2() && !cpu_is_sama5d4();
+}
+
static void macb_mdio_write(struct macb_device *macb, u8 reg, u16 value)
{
unsigned long netctl;
@@ -480,8 +497,8 @@ static int macb_phy_init(struct macb_device *macb)
return 0;
}
- /* First check for GMAC */
- if (macb_is_gem(macb)) {
+ /* First check for GMAC and that it is GiB capable */
+ if (gem_is_gigabit_capable(macb)) {
lpa = macb_mdio_read(macb, MII_STAT1000);
if (lpa & (LPA_1000FULL | LPA_1000HALF)) {
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