[U-Boot] [PATCH 4/6] net: macb: add support for SGMII phy interface
Ramon Fried
rfried.dev at gmail.com
Tue Jun 11 15:19:28 UTC 2019
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 at gmail.com>
---
drivers/net/macb.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index d957afe21a..ae8937bbb1 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -757,6 +757,13 @@ 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, UR, GEM_BIT(RGMII));
--
2.21.0
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