Commit 7c12b46c authored by Swapnil Jakhade's avatar Swapnil Jakhade Committed by Vinod Koul
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phy: cadence-torrent: Enable support for multiple subnodes 



Enable support for multiple subnodes in torrent PHY to
include multi-link combinations.

Signed-off-by: default avatarSwapnil Jakhade <sjakhade@cadence.com>
Link: https://lore.kernel.org/r/1600280911-9214-4-git-send-email-sjakhade@cadence.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 46d205af

drivers/phy/cadence/phy-cadence-torrent.c

+0 −15
Original line number Diff line number Diff line
@@ -1746,9 +1746,6 @@ static int cdns_torrent_phy_probe(struct platform_device *pdev) 
	if (subnodes == 0) {

		dev_err(dev, "No available link subnodes found\n");

		return -EINVAL;

	} else if (subnodes != 1) {

		dev_err(dev, "Driver supports only one link subnode.\n");

		return -EINVAL;

	}



	for_each_available_child_of_node(dev->of_node, child) {
@@ -1771,14 +1768,6 @@ static int cdns_torrent_phy_probe(struct platform_device *pdev) 
			goto put_child;

		}



		if (cdns_phy->phys[node].mlane != 0) {

			dev_err(dev,

				"%s: Driver supports only lane-0 as master lane.\n",

				child->full_name);

			ret = -EINVAL;

			goto put_child;

		}



		if (of_property_read_u32(child, "cdns,phy-type",

					 &cdns_phy->phys[node].phy_type)) {

			dev_err(dev, "%s: No \"cdns,phy-type\"-property.\n",
@@ -1849,10 +1838,6 @@ static int cdns_torrent_phy_probe(struct platform_device *pdev) 
			gphy->attrs.bus_width = cdns_phy->phys[node].num_lanes;

			gphy->attrs.max_link_rate = cdns_phy->max_bit_rate;

			gphy->attrs.mode = PHY_MODE_DP;

		} else {

			dev_err(dev, "Driver supports only PHY_TYPE_DP\n");

			ret = -ENOTSUPP;

			goto put_child;

		}

		cdns_phy->phys[node].phy = gphy;

		phy_set_drvdata(gphy, &cdns_phy->phys[node]);