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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>
alistair/sunxi64-5.4-dsi
Grygorii Strashko 2019-06-06 19:30:40 +03:00 committed by David S. Miller
parent 8a6389a515
commit c8ad145143
1 changed files with 7 additions and 2 deletions
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9
drivers/net/ethernet/ti/netcp_ethss.c
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@ -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;