From patchwork Fri Jul 21 13:55:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13322041 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8CE551E511 for ; Fri, 21 Jul 2023 13:55:52 +0000 (UTC) Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C960B30DF for ; Fri, 21 Jul 2023 06:55:33 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qMqb3-0005Rt-W0; Fri, 21 Jul 2023 15:55:06 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1qMqb1-00150e-Ii; Fri, 21 Jul 2023 15:55:03 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1qMqb0-0068zi-29; Fri, 21 Jul 2023 15:55:02 +0200 From: Oleksij Rempel To: "David S. Miller" , Andrew Lunn , Eric Dumazet , Florian Fainelli , Jakub Kicinski , Paolo Abeni , Vladimir Oltean , Woojung Huh , Arun Ramadoss , Conor Dooley , Krzysztof Kozlowski , Rob Herring Cc: Oleksij Rempel , kernel@pengutronix.de, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, UNGLinuxDriver@microchip.com, "Russell King (Oracle)" , devicetree@vger.kernel.org Subject: [PATCH net-next v2 6/6] net: dsa: microchip: ksz9477: make switch MAC address configurable Date: Fri, 21 Jul 2023 15:55:01 +0200 Message-Id: <20230721135501.1464455-7-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230721135501.1464455-1-o.rempel@pengutronix.de> References: <20230721135501.1464455-1-o.rempel@pengutronix.de> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org The switch MAC address is used for sending pause frames and for Wake on Magic Packet. So, make use of local-mac-address property in the switch node root and configure it in the HW. Signed-off-by: Oleksij Rempel --- drivers/net/dsa/microchip/ksz9477.c | 8 ++++++++ drivers/net/dsa/microchip/ksz_common.c | 7 +++++++ drivers/net/dsa/microchip/ksz_common.h | 2 ++ 3 files changed, 17 insertions(+) diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 69909241b1f44..427176c1441f7 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -1211,6 +1211,14 @@ int ksz9477_setup(struct dsa_switch *ds) if (dev->wakeup_source) ksz_write8(dev, REG_SW_PME_CTRL, PME_ENABLE); + if (is_valid_ether_addr(dev->mac_addr)) { + int i; + + for (i = 0; i < ETH_ALEN; i++) + ksz_write8(dev, REG_SW_MAC_ADDR_0 + i, + dev->mac_addr[i]); + } + return 0; } diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index a7b298838932c..4de2456b5a349 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -3684,6 +3684,8 @@ int ksz_switch_register(struct ksz_device *dev) for (port_num = 0; port_num < dev->info->port_cnt; ++port_num) dev->ports[port_num].interface = PHY_INTERFACE_MODE_NA; if (dev->dev->of_node) { + const u8 *mac; + ret = of_get_phy_mode(dev->dev->of_node, &interface); if (ret == 0) dev->compat_interface = interface; @@ -3718,6 +3720,11 @@ int ksz_switch_register(struct ksz_device *dev) dev->wakeup_source = of_property_read_bool(dev->dev->of_node, "wakeup-source"); + + mac = of_get_property(dev->dev->of_node, "local-mac-address", + NULL); + if (mac) + memcpy(dev->mac_addr, mac, ETH_ALEN); } ret = dsa_register_switch(dev->ds); diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 589f8b582a415..bdfcd1dc02ee9 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -171,6 +171,8 @@ struct ksz_device { struct mutex lock_irq; /* IRQ Access */ struct ksz_irq girq; struct ksz_ptp_data ptp_data; + + u8 mac_addr[ETH_ALEN]; }; /* List of supported models */