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authorRamon Fried <rfried.dev@gmail.com>2019-07-16 22:04:34 +0300
committerJoe Hershberger <joe.hershberger@ni.com>2019-07-25 13:13:30 -0500
commit5a1899f9fcf46cc61f095408b17952d29e76cde5 (patch)
tree6d7d5f34d51f91d035b9ad415fd9364807d379b8 /drivers
parent0a2827e3ac4e24bb9948066bf37d8a1740066b82 (diff)
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net: macb: add support for SGMII phy interface
This patch adds support for the sgmii phy interface, available only to DM users, dictated by current driver design. Signed-off-by: Ramon Fried <rfried.dev@gmail.com> Reviewed-by: Anup Patel <anup.patel@wdc.com> Tested-by: Anup Patel <anup.patel@wdc.com> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/macb.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index a968a4b..cf76270 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -759,6 +759,13 @@ static int _macb_init(struct macb_device *macb, const char *name)
gem_writel(macb, USRIO, GEM_BIT(RGMII));
else
gem_writel(macb, USRIO, 0);
+
+ if (macb->phy_interface == PHY_INTERFACE_MODE_SGMII) {
+ unsigned int ncfgr = macb_readl(macb, NCFGR);
+
+ ncfgr |= GEM_BIT(SGMIIEN) | GEM_BIT(PCSSEL);
+ macb_writel(macb, NCFGR, ncfgr);
+ }
#else
#if defined(CONFIG_RGMII) || defined(CONFIG_RMII)
gem_writel(macb, USRIO, GEM_BIT(RGMII));