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Diffstat (limited to 'drivers/net/dsa/microchip/ksz_common.h')
-rw-r--r--drivers/net/dsa/microchip/ksz_common.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h
index 5f69dc872752..bf4f3f3922a5 100644
--- a/drivers/net/dsa/microchip/ksz_common.h
+++ b/drivers/net/dsa/microchip/ksz_common.h
@@ -403,6 +403,15 @@ static inline void ksz_regmap_unlock(void *__mtx)
mutex_unlock(mtx);
}
+static inline int is_lan937x(struct ksz_device *dev)
+{
+ return dev->chip_id == LAN9370_CHIP_ID ||
+ dev->chip_id == LAN9371_CHIP_ID ||
+ dev->chip_id == LAN9372_CHIP_ID ||
+ dev->chip_id == LAN9373_CHIP_ID ||
+ dev->chip_id == LAN9374_CHIP_ID;
+}
+
/* STP State Defines */
#define PORT_TX_ENABLE BIT(2)
#define PORT_RX_ENABLE BIT(1)