From 69065e8ff455e470b04c439e93650e39b005535a Mon Sep 17 00:00:00 2001 From: Siva Durga Prasad Paladugu Date: Thu, 12 Apr 2018 12:22:17 +0200 Subject: [PATCH 1/1] net: zynq_gem: Use max-speed property from dt Add support to use max-speed property from dt for determining the supported speed. Use 1000Mbps as default. Signed-off-by: Siva Durga Prasad Paladugu Signed-off-by: Michal Simek Acked-by: Joe Hershberger --- drivers/net/zynq_gem.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 1390c36c61..dd36a8c22a 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -182,6 +182,7 @@ struct zynq_gem_priv { int phy_of_handle; struct mii_dev *bus; struct clk clk; + u32 max_speed; bool int_pcs; }; @@ -341,6 +342,12 @@ static int zynq_phy_init(struct udevice *dev) priv->phydev->supported &= supported | ADVERTISED_Pause | ADVERTISED_Asym_Pause; + if (priv->max_speed) { + ret = phy_set_supported(priv->phydev, priv->max_speed); + if (ret) + return ret; + } + priv->phydev->advertising = priv->phydev->supported; if (priv->phy_of_handle > 0) @@ -704,6 +711,8 @@ static int zynq_gem_ofdata_to_platdata(struct udevice *dev) } priv->interface = pdata->phy_interface; + priv->max_speed = fdtdec_get_uint(gd->fdt_blob, priv->phy_of_handle, + "max-speed", SPEED_1000); priv->int_pcs = fdtdec_get_bool(gd->fdt_blob, node, "is-internal-pcspma"); -- 2.39.2