From ec3b97e11d6b4202296c1b005a21e37d93bb9f74 Mon Sep 17 00:00:00 2001 From: Bin Meng Date: Sun, 14 Mar 2021 20:14:55 +0800 Subject: [PATCH] net: phy: fixed: Support the old DT binding Update fixedphy_probe() to support the old DT binding. Signed-off-by: Bin Meng Reviewed-by: Ramon Fried Reviewed-by: Vladimir Oltean Reviewed-by: Priyanka Jain --- drivers/net/phy/fixed.c | 26 +++++++++++++++++++++++--- 1 file changed, 23 insertions(+), 3 deletions(-) diff --git a/drivers/net/phy/fixed.c b/drivers/net/phy/fixed.c index 304e506554..1192915ee5 100644 --- a/drivers/net/phy/fixed.c +++ b/drivers/net/phy/fixed.c @@ -27,6 +27,8 @@ static int fixedphy_config(struct phy_device *phydev) { ofnode node = phy_get_ofnode(phydev); struct fixed_link *priv; + bool old_binding = false; + u32 old_val[5]; u32 val; if (!ofnode_valid(node)) @@ -34,6 +36,18 @@ static int fixedphy_config(struct phy_device *phydev) /* check for mandatory properties within fixed-link node */ val = ofnode_read_u32_default(node, "speed", 0); + + if (!val) { + /* try old binding */ + old_binding = true; + if (ofnode_read_u32_array(node, "fixed-link", old_val, + ARRAY_SIZE(old_val))) { + printf("ERROR: no/invalid property!\n"); + return -ENOENT; + } + val = old_val[2]; + } + if (val != SPEED_10 && val != SPEED_100 && val != SPEED_1000 && val != SPEED_2500 && val != SPEED_10000) { printf("ERROR: no/invalid speed given in fixed-link node!\n"); @@ -48,9 +62,15 @@ static int fixedphy_config(struct phy_device *phydev) phydev->priv = priv; priv->link_speed = val; - priv->duplex = ofnode_read_bool(node, "full-duplex"); - priv->pause = ofnode_read_bool(node, "pause"); - priv->asym_pause = ofnode_read_bool(node, "asym-pause"); + if (!old_binding) { + priv->duplex = ofnode_read_bool(node, "full-duplex"); + priv->pause = ofnode_read_bool(node, "pause"); + priv->asym_pause = ofnode_read_bool(node, "asym-pause"); + } else { + priv->duplex = old_val[1]; + priv->pause = old_val[3]; + priv->asym_pause = old_val[4]; + } return 0; }