From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guenter Roeck Subject: [PATCH v3 03/15] net: dsa: Report known silicon revisions for Marvell 88E6131 Date: Wed, 29 Oct 2014 10:44:55 -0700 Message-ID: <1414604707-22407-4-git-send-email-linux@roeck-us.net> References: <1414604707-22407-1-git-send-email-linux@roeck-us.net> Cc: "David S. Miller" , Florian Fainelli , Andrew Lunn , linux-kernel@vger.kernel.org, Guenter Roeck To: netdev@vger.kernel.org Return-path: Received: from bh-25.webhostbox.net ([208.91.199.152]:51729 "EHLO bh-25.webhostbox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755394AbaJ2RpV (ORCPT ); Wed, 29 Oct 2014 13:45:21 -0400 Received: from mailnull by bh-25.webhostbox.net with sa-checked (Exim 4.82) (envelope-from ) id 1XjXJB-00493C-37 for netdev@vger.kernel.org; Wed, 29 Oct 2014 17:45:21 +0000 In-Reply-To: <1414604707-22407-1-git-send-email-linux@roeck-us.net> Sender: netdev-owner@vger.kernel.org List-ID: Report known silicon revisions when probing Marvell 88E6131 switches. Signed-off-by: Guenter Roeck --- 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