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authorGrygorii Strashko <grygorii.strashko@ti.com>2019-06-06 19:30:40 +0300
committerDavid S. Miller <davem@davemloft.net>2019-06-09 12:53:06 -0700
commitc8ad14514302e68992899b42fea21dedce0d135e (patch)
tree6319fc97ccc40a77dae74d0b4224f1117be6086c /drivers/net/ethernet/ti
parentnet: ethernet: ti: cpts: use devm_get_clk_from_child (diff)
downloadlinux-dev-c8ad14514302e68992899b42fea21dedce0d135e.tar.xz
linux-dev-c8ad14514302e68992899b42fea21dedce0d135e.zip
net: ethernet: ti: netcp_ethss: add support for child cpts node
Allow to place CPTS properties in the child "cpts" DT node. For backward compatibility - roll-back and read CPTS DT properties from parent node if "cpts" node is not present. Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Acked-by: Richard Cochran <richardcochran@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ti')
-rw-r--r--drivers/net/ethernet/ti/netcp_ethss.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c
index ec179700c184..2c1fac33136c 100644
--- a/drivers/net/ethernet/ti/netcp_ethss.c
+++ b/drivers/net/ethernet/ti/netcp_ethss.c
@@ -3554,7 +3554,7 @@ static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev,
static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
struct device_node *node, void **inst_priv)
{
- struct device_node *interfaces, *interface;
+ struct device_node *interfaces, *interface, *cpts_node;
struct device_node *secondary_ports;
struct cpsw_ale_params ale_params;
struct gbe_priv *gbe_dev;
@@ -3713,7 +3713,12 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
dev_dbg(gbe_dev->dev, "Created a gbe ale engine\n");
}
- gbe_dev->cpts = cpts_create(gbe_dev->dev, gbe_dev->cpts_reg, node);
+ cpts_node = of_get_child_by_name(node, "cpts");
+ if (!cpts_node)
+ cpts_node = of_node_get(node);
+
+ gbe_dev->cpts = cpts_create(gbe_dev->dev, gbe_dev->cpts_reg, cpts_node);
+ of_node_put(cpts_node);
if (IS_ENABLED(CONFIG_TI_CPTS) && IS_ERR(gbe_dev->cpts)) {
ret = PTR_ERR(gbe_dev->cpts);
goto free_sec_ports;