From patchwork Tue Nov 11 19:00:11 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johan Hovold X-Patchwork-Id: 409624 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id A1FEE14010F for ; Wed, 12 Nov 2014 06:03:42 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752092AbaKKTD2 (ORCPT ); Tue, 11 Nov 2014 14:03:28 -0500 Received: from mail-lb0-f170.google.com ([209.85.217.170]:34889 "EHLO mail-lb0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751587AbaKKTAq (ORCPT ); Tue, 11 Nov 2014 14:00:46 -0500 Received: by mail-lb0-f170.google.com with SMTP id p9so4938988lbv.15 for ; Tue, 11 Nov 2014 11:00:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=pn7q9MskIS5jNS6O/GJkCMuiwQlgt0sfeeGpbMshFSA=; b=AvDrgTj+mofxmlFmuo9cUnpFugOfw6aESBc1q3MSmjW0FQ2k6EqCGwtdHCBpDXjdsl n1I64FiduHjEbWQFrnXZxWUKDorv7tmj2zlbghj5O9i+EPL75VUp9a7LATLbkY4yqmgI DeBm7tYuoYc/OH1NMYo5XJ/FPnL0TKH5DWr2vi3bgpfJFwKZhYuM31dtyJm4zi9eC1YQ xPHUz/7S8SN+V15NKxcERM0wdGb+YrH9tzuXBbDxJ4WPUT8hbP1kop6JtN6h8mA8iTrR /HSMHbi/7H/6A66IS1VfDUdOwmDI0TezjMYUiSCu0Evsm7j+VOnVmqjKSNw35pYSVX/c SZZA== X-Received: by 10.112.171.6 with SMTP id aq6mr37913681lbc.28.1415732444741; Tue, 11 Nov 2014 11:00:44 -0800 (PST) Received: from xi.terra (s83-177-171-8.cust.tele2.se. [83.177.171.8]) by mx.google.com with ESMTPSA id ee6sm6152950lad.45.2014.11.11.11.00.41 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 11 Nov 2014 11:00:42 -0800 (PST) Received: from johan by xi.terra with local (Exim 4.84) (envelope-from ) id 1XoGgE-0003p6-W2; Tue, 11 Nov 2014 20:00:43 +0100 From: Johan Hovold To: Florian Fainelli Cc: "David S. Miller" , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Johan Hovold Subject: [PATCH 5/9] net: phy: micrel: disable broadcast for KSZ8081/KSZ8091 Date: Tue, 11 Nov 2014 20:00:11 +0100 Message-Id: <1415732415-10363-6-git-send-email-johan@kernel.org> X-Mailer: git-send-email 2.0.4 In-Reply-To: <1415732415-10363-1-git-send-email-johan@kernel.org> References: <1415732415-10363-1-git-send-email-johan@kernel.org> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Disable PHY address 0 as the broadcast address, so that it can be used as a unique (non-broadcast) address on a shared bus. Note that this can also be configured using the B-CAST_OFF pin on KSZ9091, but that KSZ8081 lacks this pin and is also limited to addresses 0 and 3. Specifically, this allows for dual KSZ8081 setups. Signed-off-by: Johan Hovold --- drivers/net/phy/micrel.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 21abe5ade3df..16135ac18bfe 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -243,6 +243,13 @@ static int ks8051_config_init(struct phy_device *phydev) return rc < 0 ? rc : 0; } +static int ksz8081_config_init(struct phy_device *phydev) +{ + kszphy_broadcast_disable(phydev); + + return 0; +} + static int ksz9021_load_values_from_of(struct phy_device *phydev, struct device_node *of_node, u16 reg, char *field1, char *field2, @@ -605,7 +612,7 @@ static struct phy_driver ksphy_driver[] = { .phy_id_mask = 0x00fffff0, .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause), .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, - .config_init = kszphy_config_init, + .config_init = ksz8081_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt,