layerscape: add patches-5.4

[openwrt/staging/wigyori.git] / target / linux / layerscape / patches-5.4 / 701-net-0333-drivers-net-phy-aquantia-enable-USX-AN-for-USXGMII-p.patch

diff --git a/target/linux/layerscape/patches-5.4/701-net-0333-drivers-net-phy-aquantia-enable-USX-AN-for-USXGMII-p.patch b/target/linux/layerscape/patches-5.4/701-net-0333-drivers-net-phy-aquantia-enable-USX-AN-for-USXGMII-p.patch
new file mode 100644 (file)
index 0000000..472dce9
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0333-drivers-net-phy-aquantia-enable-USX-AN-for-USXGMII-p.patch
@@ -0,0 +1,37 @@
+From ca49d3e4820704bfc3d2b48f59238d26a584602d Mon Sep 17 00:00:00 2001
+From: Alex Marginean <alexandru.marginean@nxp.com>
+Date: Fri, 20 Sep 2019 19:37:19 +0300
+Subject: [PATCH] drivers: net: phy: aquantia: enable USX AN for USXGMII
+ protocol
+
+Depending on FW defaults USX AN in AQR PHY must be explicitly enabled when
+using USXGMII.  Enable it based on interface type.
+
+Signed-off-by: Alex Marginean <alexandru.marginean@nxp.com>
+---
+ drivers/net/phy/aquantia_main.c | 7 +++++++
+ 1 file changed, 7 insertions(+)
+
+--- a/drivers/net/phy/aquantia_main.c
++++ b/drivers/net/phy/aquantia_main.c
+@@ -33,6 +33,9 @@
+ #define MDIO_PHYXS_VEND_IF_STATUS_TYPE_SGMII  6
+ #define MDIO_PHYXS_VEND_IF_STATUS_TYPE_OCSGMII        10
+ 
++#define MDIO_PHYXS_VEND_PROV2                 0xC441
++#define MDIO_PHYXS_VEND_PROV2_USX_AN          BIT(3)
++
+ #define MDIO_AN_VEND_PROV                     0xc400
+ #define MDIO_AN_VEND_PROV_1000BASET_FULL      BIT(15)
+ #define MDIO_AN_VEND_PROV_1000BASET_HALF      BIT(14)
+@@ -310,6 +313,10 @@ static int aqr_config_aneg_set_prot(stru
+                             aquantia_syscfg[if_type].syscfg);
+       }
+ 
++      if (if_type == PHY_INTERFACE_MODE_USXGMII)
++              phy_write_mmd(phydev, MDIO_MMD_PHYXS, MDIO_PHYXS_VEND_PROV2,
++                            MDIO_PHYXS_VEND_PROV2_USX_AN);
++
+       /* wake PHY back up */
+       phy_write_mmd(phydev, MDIO_MMD_VEND1, AQUANTIA_VND1_GLOBAL_SC, 0);
+       mdelay(10);