[PATCH v3 03/15] net: dsa: Report known silicon revisions for Marvell 88E6131
From: Guenter Roeck <linux@roeck-us.net>
Date: 2014-10-29 17:51:07
Also in:
lkml
Subsystem:
networking drivers, networking [dsa], the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Vladimir Oltean, Linus Torvalds
Report known silicon revisions when probing Marvell 88E6131 switches. Signed-off-by: Guenter Roeck <linux@roeck-us.net> --- v3: - No change v2: - No change drivers/net/dsa/mv88e6131.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c
index 244c735..1230f52 100644
--- a/drivers/net/dsa/mv88e6131.c
+++ b/drivers/net/dsa/mv88e6131.c@@ -21,6 +21,7 @@ #define ID_6085 0x04a0 #define ID_6095 0x0950 #define ID_6131 0x1060 +#define ID_6131_B2 0x1066 static char *mv88e6131_probe(struct device *host_dev, int sw_addr) {
@@ -32,12 +33,15 @@ static char *mv88e6131_probe(struct device *host_dev, int sw_addr) ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), 0x03); if (ret >= 0) { - ret &= 0xfff0; - if (ret == ID_6085) + int ret_masked = ret & 0xfff0; + + if (ret_masked == ID_6085) return "Marvell 88E6085"; - if (ret == ID_6095) + if (ret_masked == ID_6095) return "Marvell 88E6095/88E6095F"; - if (ret == ID_6131) + if (ret == ID_6131_B2) + return "Marvell 88E6131 (B2)"; + if (ret_masked == ID_6131) return "Marvell 88E6131"; }
--
1.9.1