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authorRobert Hancock <robert.hancock@calian.com>2022-01-27 10:41:56 -0600
committerDavid S. Miller <davem@davemloft.net>2022-01-28 14:39:44 +0000
commit48bf8b8a04c9cdff7c2cc79e715bfc0947278a77 (patch)
treeb067a76b89495a10a3cf63039c63dcd9f0760406 /drivers/net/dsa/microchip/ksz_common.c
parenteccfecfe587b49394ffee1c928bc484837016ac7 (diff)
net: dsa: microchip: Add property to disable reference clock
Add a new microchip,synclko-disable property which can be specified to disable the reference clock output from the device if not required by the board design. Signed-off-by: Robert Hancock <robert.hancock@calian.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/microchip/ksz_common.c')
-rw-r--r--drivers/net/dsa/microchip/ksz_common.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index 55dbda04ea62..7e33ec73f803 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -434,6 +434,12 @@ int ksz_switch_register(struct ksz_device *dev,
}
dev->synclko_125 = of_property_read_bool(dev->dev->of_node,
"microchip,synclko-125");
+ dev->synclko_disable = of_property_read_bool(dev->dev->of_node,
+ "microchip,synclko-disable");
+ if (dev->synclko_125 && dev->synclko_disable) {
+ dev_err(dev->dev, "inconsistent synclko settings\n");
+ return -EINVAL;
+ }
}
ret = dsa_register_switch(dev->ds);