From patchwork Thu Feb 10 05:59:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qingfang Deng X-Patchwork-Id: 1590831 X-Patchwork-Delegate: daniel@makrotopia.org Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=Za3mfYNb; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20210112 header.b=Abb4zAmm; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.openwrt.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=openwrt-devel-bounces+incoming=patchwork.ozlabs.org@lists.openwrt.org; receiver=) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4JvR4Q0KWwz9s8s for ; Thu, 10 Feb 2022 17:03:01 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=J+0vZ0fhIFtTHwb9exQMmHcjbChADP2FAWhQujxZCrs=; b=Za3mfYNb2yV9k+ nRuJlhp+DFqgvQx28omIM6ZvJDJxQd66oU2dqjiYeEOCr8K/Y71nlZibmT2RH6/uio6053rQ1BUy+ z0iAbA6kg9nKKcCjgVVqGkbW1/HFSSrMyGwPm/eRiqPWsLcCgifTnDdETk2N7N08QqmlQUjzEfg4b yZGH2z8IdOWAgWTYICE9rbYkSHEAYJbmwI4zXRl3VCQ2za+0956Utb5nZnUEqxKb28xrIj0U6y/cv BAF2BQsx/ARFrjEApNxQkvT18BJ2ZUfxC+kzPo+QlLF0IhRcjqfRa43DiQoIhuKG7d331M6LrIfns s827uWVdM3md/1ZOEnkQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nI2Ut-002jqU-V6; Thu, 10 Feb 2022 06:00:04 +0000 Received: from mail-pj1-x102c.google.com ([2607:f8b0:4864:20::102c]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nI2Ul-002jod-Sd for openwrt-devel@lists.openwrt.org; Thu, 10 Feb 2022 05:59:58 +0000 Received: by mail-pj1-x102c.google.com with SMTP id c8-20020a17090a674800b001b91184b732so5008212pjm.5 for ; Wed, 09 Feb 2022 21:59:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=Iw2ApjGv2PeNBJVChvIt8KBTn7vovK5MLNrt/ijHeAc=; b=Abb4zAmmXROjmSbU5t9pIQxSytZOQ0W/BoqlSQNCN1mJ6kl7B0OnT9LiJhf8Lx8bVv x9TD4qResbepONas7+W0NJysOAaPoz3GCtlz8LxMgd3YbiNawCLCyGtV5L3WCT1PY93X 0/lIpLDImbGS+N4Z94DLhDDdkZpdcKEatHdQU0JwjRsOx8mJ0PnSMU4a27mqbYmw67qi TXYfvZJBWgu/sZjPqIm61GC2fDThkRO0O0ARMCSob+Eax/vhurr4/CZw/uC9iWcAU4fh Ndf3Qjs7GiN2IHHr/gnAjrjXTENzAU8Fo30bH6u59C30gmNEy0Q+wF4Z8bR8Wg3X5zDg 6oRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=Iw2ApjGv2PeNBJVChvIt8KBTn7vovK5MLNrt/ijHeAc=; b=N6Vh6Zmuxo+x/K1KP07jbY1beI5CLO63AuKYvEOmHJBQbDhTp5MVgiwvPFxty+baKS nsD4C0ff8D7wR4wpc0n9zduojJK3hg5zlSCbHjHoMielLJ0WR4OyMYeMA/jxaZCd7XIP w72zm+me9gAn1u27WdYYdAvrbFbtzC1B9/4kdSW81ugyelb64IkqEE0y9IDT+btMQFux SwYl0Tcvd20fn315g0ROBpJPvoB5OsznklJ0Nval8i97/EWIQTH8v6H22TtlJBcAUXQd 9fJY0iH8vQRWycxyveKeD4P7pc3ATh5mVGWpYH5ZF8HghGu3xaX685v9czaDS+tXqOx2 X2kA== X-Gm-Message-State: AOAM531IVDfq7dJGS9BNVXB8yEWL8WqRh1QUePT61gnTgWXqg5TrHxAi 44mQe0m8R2OdnWg/HkHsfuNJh4YTljy1zw== X-Google-Smtp-Source: ABdhPJxFhPqQIcl/LQ9/B0tnqXMnUdS2V0msaQiZ7TgXqsIldu4PKnkDDoxfLs6h5WkmqAxMY/GhTg== X-Received: by 2002:a17:90b:4b4a:: with SMTP id mi10mr1091279pjb.103.1644472794848; Wed, 09 Feb 2022 21:59:54 -0800 (PST) Received: from localhost.localdomain ([114.91.20.102]) by smtp.gmail.com with ESMTPSA id b14sm22155129pfm.17.2022.02.09.21.59.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Feb 2022 21:59:53 -0800 (PST) From: DENG Qingfang To: openwrt-devel@lists.openwrt.org Cc: Daniel Golle , =?utf-8?b?QXLEsW7DpyDDnE5BTA==?= Subject: [PATCH v4] kernel: backport MT7530 IRQ support Date: Thu, 10 Feb 2022 13:59:46 +0800 Message-Id: <20220210055946.732911-1-dqfext@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220209_215955_984456_739FDD33 X-CRM114-Status: GOOD ( 23.48 ) X-Spam-Score: -0.2 (/) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Support MT7530 PHY link change interrupts, and enable for MT7621. For external MT7530, a GPIO IRQ line is required, which is board-specific, so it should be added to each DTS. In case the interrupt-controller property is missing, it will fall back to polling mode. Content analysis details: (-0.2 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:102c listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [dqfext[at]gmail.com] -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain X-BeenThere: openwrt-devel@lists.openwrt.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: OpenWrt Development List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "openwrt-devel" Errors-To: openwrt-devel-bounces+incoming=patchwork.ozlabs.org@lists.openwrt.org Support MT7530 PHY link change interrupts, and enable for MT7621. For external MT7530, a GPIO IRQ line is required, which is board-specific, so it should be added to each DTS. In case the interrupt-controller property is missing, it will fall back to polling mode. Signed-off-by: DENG Qingfang --- v4: fix build ...net-dsa-mt7530-add-interrupt-support.patch | 425 ++++++++++++++++++ target/linux/ramips/dts/mt7621.dtsi | 3 + 2 files changed, 428 insertions(+) create mode 100644 target/linux/generic/backport-5.10/772-v5.14-net-dsa-mt7530-add-interrupt-support.patch diff --git a/target/linux/generic/backport-5.10/772-v5.14-net-dsa-mt7530-add-interrupt-support.patch b/target/linux/generic/backport-5.10/772-v5.14-net-dsa-mt7530-add-interrupt-support.patch new file mode 100644 index 0000000000..9890015301 --- /dev/null +++ b/target/linux/generic/backport-5.10/772-v5.14-net-dsa-mt7530-add-interrupt-support.patch @@ -0,0 +1,425 @@ +From ba751e28d44255744a30190faad0ca09b455c44d Mon Sep 17 00:00:00 2001 +From: DENG Qingfang +Date: Wed, 19 May 2021 11:32:00 +0800 +Subject: [PATCH] net: dsa: mt7530: add interrupt support + +Add support for MT7530 interrupt controller to handle internal PHYs. +In order to assign an IRQ number to each PHY, the registration of MDIO bus +is also done in this driver. + +Signed-off-by: DENG Qingfang +Reviewed-by: Andrew Lunn +Reviewed-by: Florian Fainelli +Reviewed-by: Vladimir Oltean +Signed-off-by: David S. Miller +--- + drivers/net/dsa/mt7530.c | 264 +++++++++++++++++++++++++++++++++++---- + drivers/net/dsa/mt7530.h | 20 ++- + 2 files changed, 256 insertions(+), 28 deletions(-) + +--- a/drivers/net/dsa/mt7530.c ++++ b/drivers/net/dsa/mt7530.c +@@ -10,6 +10,7 @@ + #include + #include + #include ++#include + #include + #include + #include +@@ -602,18 +603,14 @@ mt7530_mib_reset(struct dsa_switch *ds) + mt7530_write(priv, MT7530_MIB_CCR, CCR_MIB_ACTIVATE); + } + +-static int mt7530_phy_read(struct dsa_switch *ds, int port, int regnum) ++static int mt7530_phy_read(struct mt7530_priv *priv, int port, int regnum) + { +- struct mt7530_priv *priv = ds->priv; +- + return mdiobus_read_nested(priv->bus, port, regnum); + } + +-static int mt7530_phy_write(struct dsa_switch *ds, int port, int regnum, ++static int mt7530_phy_write(struct mt7530_priv *priv, int port, int regnum, + u16 val) + { +- struct mt7530_priv *priv = ds->priv; +- + return mdiobus_write_nested(priv->bus, port, regnum, val); + } + +@@ -791,9 +788,8 @@ out: + } + + static int +-mt7531_ind_phy_read(struct dsa_switch *ds, int port, int regnum) ++mt7531_ind_phy_read(struct mt7530_priv *priv, int port, int regnum) + { +- struct mt7530_priv *priv = ds->priv; + int devad; + int ret; + +@@ -809,10 +805,9 @@ mt7531_ind_phy_read(struct dsa_switch *d + } + + static int +-mt7531_ind_phy_write(struct dsa_switch *ds, int port, int regnum, ++mt7531_ind_phy_write(struct mt7530_priv *priv, int port, int regnum, + u16 data) + { +- struct mt7530_priv *priv = ds->priv; + int devad; + int ret; + +@@ -828,6 +823,22 @@ mt7531_ind_phy_write(struct dsa_switch * + return ret; + } + ++static int ++mt753x_phy_read(struct mii_bus *bus, int port, int regnum) ++{ ++ struct mt7530_priv *priv = bus->priv; ++ ++ return priv->info->phy_read(priv, port, regnum); ++} ++ ++static int ++mt753x_phy_write(struct mii_bus *bus, int port, int regnum, u16 val) ++{ ++ struct mt7530_priv *priv = bus->priv; ++ ++ return priv->info->phy_write(priv, port, regnum, val); ++} ++ + static void + mt7530_get_strings(struct dsa_switch *ds, int port, u32 stringset, + uint8_t *data) +@@ -1824,6 +1835,210 @@ mt7530_setup_gpio(struct mt7530_priv *pr + return devm_gpiochip_add_data(dev, gc, priv); + } + ++static irqreturn_t ++mt7530_irq_thread_fn(int irq, void *dev_id) ++{ ++ struct mt7530_priv *priv = dev_id; ++ bool handled = false; ++ u32 val; ++ int p; ++ ++ mutex_lock_nested(&priv->bus->mdio_lock, MDIO_MUTEX_NESTED); ++ val = mt7530_mii_read(priv, MT7530_SYS_INT_STS); ++ mt7530_mii_write(priv, MT7530_SYS_INT_STS, val); ++ mutex_unlock(&priv->bus->mdio_lock); ++ ++ for (p = 0; p < MT7530_NUM_PHYS; p++) { ++ if (BIT(p) & val) { ++ unsigned int irq; ++ ++ irq = irq_find_mapping(priv->irq_domain, p); ++ handle_nested_irq(irq); ++ handled = true; ++ } ++ } ++ ++ return IRQ_RETVAL(handled); ++} ++ ++static void ++mt7530_irq_mask(struct irq_data *d) ++{ ++ struct mt7530_priv *priv = irq_data_get_irq_chip_data(d); ++ ++ priv->irq_enable &= ~BIT(d->hwirq); ++} ++ ++static void ++mt7530_irq_unmask(struct irq_data *d) ++{ ++ struct mt7530_priv *priv = irq_data_get_irq_chip_data(d); ++ ++ priv->irq_enable |= BIT(d->hwirq); ++} ++ ++static void ++mt7530_irq_bus_lock(struct irq_data *d) ++{ ++ struct mt7530_priv *priv = irq_data_get_irq_chip_data(d); ++ ++ mutex_lock_nested(&priv->bus->mdio_lock, MDIO_MUTEX_NESTED); ++} ++ ++static void ++mt7530_irq_bus_sync_unlock(struct irq_data *d) ++{ ++ struct mt7530_priv *priv = irq_data_get_irq_chip_data(d); ++ ++ mt7530_mii_write(priv, MT7530_SYS_INT_EN, priv->irq_enable); ++ mutex_unlock(&priv->bus->mdio_lock); ++} ++ ++static struct irq_chip mt7530_irq_chip = { ++ .name = KBUILD_MODNAME, ++ .irq_mask = mt7530_irq_mask, ++ .irq_unmask = mt7530_irq_unmask, ++ .irq_bus_lock = mt7530_irq_bus_lock, ++ .irq_bus_sync_unlock = mt7530_irq_bus_sync_unlock, ++}; ++ ++static int ++mt7530_irq_map(struct irq_domain *domain, unsigned int irq, ++ irq_hw_number_t hwirq) ++{ ++ irq_set_chip_data(irq, domain->host_data); ++ irq_set_chip_and_handler(irq, &mt7530_irq_chip, handle_simple_irq); ++ irq_set_nested_thread(irq, true); ++ irq_set_noprobe(irq); ++ ++ return 0; ++} ++ ++static const struct irq_domain_ops mt7530_irq_domain_ops = { ++ .map = mt7530_irq_map, ++ .xlate = irq_domain_xlate_onecell, ++}; ++ ++static void ++mt7530_setup_mdio_irq(struct mt7530_priv *priv) ++{ ++ struct dsa_switch *ds = priv->ds; ++ int p; ++ ++ for (p = 0; p < MT7530_NUM_PHYS; p++) { ++ if (BIT(p) & ds->phys_mii_mask) { ++ unsigned int irq; ++ ++ irq = irq_create_mapping(priv->irq_domain, p); ++ ds->slave_mii_bus->irq[p] = irq; ++ } ++ } ++} ++ ++static int ++mt7530_setup_irq(struct mt7530_priv *priv) ++{ ++ struct device *dev = priv->dev; ++ struct device_node *np = dev->of_node; ++ int ret; ++ ++ if (!of_property_read_bool(np, "interrupt-controller")) { ++ dev_info(dev, "no interrupt support\n"); ++ return 0; ++ } ++ ++ priv->irq = of_irq_get(np, 0); ++ if (priv->irq <= 0) { ++ dev_err(dev, "failed to get parent IRQ: %d\n", priv->irq); ++ return priv->irq ? : -EINVAL; ++ } ++ ++ priv->irq_domain = irq_domain_add_linear(np, MT7530_NUM_PHYS, ++ &mt7530_irq_domain_ops, priv); ++ if (!priv->irq_domain) { ++ dev_err(dev, "failed to create IRQ domain\n"); ++ return -ENOMEM; ++ } ++ ++ /* This register must be set for MT7530 to properly fire interrupts */ ++ if (priv->id != ID_MT7531) ++ mt7530_set(priv, MT7530_TOP_SIG_CTRL, TOP_SIG_CTRL_NORMAL); ++ ++ ret = request_threaded_irq(priv->irq, NULL, mt7530_irq_thread_fn, ++ IRQF_ONESHOT, KBUILD_MODNAME, priv); ++ if (ret) { ++ irq_domain_remove(priv->irq_domain); ++ dev_err(dev, "failed to request IRQ: %d\n", ret); ++ return ret; ++ } ++ ++ return 0; ++} ++ ++static void ++mt7530_free_mdio_irq(struct mt7530_priv *priv) ++{ ++ int p; ++ ++ for (p = 0; p < MT7530_NUM_PHYS; p++) { ++ if (BIT(p) & priv->ds->phys_mii_mask) { ++ unsigned int irq; ++ ++ irq = irq_find_mapping(priv->irq_domain, p); ++ irq_dispose_mapping(irq); ++ } ++ } ++} ++ ++static void ++mt7530_free_irq_common(struct mt7530_priv *priv) ++{ ++ free_irq(priv->irq, priv); ++ irq_domain_remove(priv->irq_domain); ++} ++ ++static void ++mt7530_free_irq(struct mt7530_priv *priv) ++{ ++ mt7530_free_mdio_irq(priv); ++ mt7530_free_irq_common(priv); ++} ++ ++static int ++mt7530_setup_mdio(struct mt7530_priv *priv) ++{ ++ struct dsa_switch *ds = priv->ds; ++ struct device *dev = priv->dev; ++ struct mii_bus *bus; ++ static int idx; ++ int ret; ++ ++ bus = devm_mdiobus_alloc(dev); ++ if (!bus) ++ return -ENOMEM; ++ ++ ds->slave_mii_bus = bus; ++ bus->priv = priv; ++ bus->name = KBUILD_MODNAME "-mii"; ++ snprintf(bus->id, MII_BUS_ID_SIZE, KBUILD_MODNAME "-%d", idx++); ++ bus->read = mt753x_phy_read; ++ bus->write = mt753x_phy_write; ++ bus->parent = dev; ++ bus->phy_mask = ~ds->phys_mii_mask; ++ ++ if (priv->irq) ++ mt7530_setup_mdio_irq(priv); ++ ++ ret = devm_mdiobus_register(dev, bus); ++ if (ret) { ++ dev_err(dev, "failed to register MDIO bus: %d\n", ret); ++ if (priv->irq) ++ mt7530_free_mdio_irq(priv); ++ } ++ ++ return ret; ++} ++ + static int + mt7530_setup(struct dsa_switch *ds) + { +@@ -2798,24 +3013,20 @@ static int + mt753x_setup(struct dsa_switch *ds) + { + struct mt7530_priv *priv = ds->priv; ++ int ret = priv->info->sw_setup(ds); + +- return priv->info->sw_setup(ds); +-} +- +-static int +-mt753x_phy_read(struct dsa_switch *ds, int port, int regnum) +-{ +- struct mt7530_priv *priv = ds->priv; ++ if (ret) ++ return ret; + +- return priv->info->phy_read(ds, port, regnum); +-} ++ ret = mt7530_setup_irq(priv); ++ if (ret) ++ return ret; + +-static int +-mt753x_phy_write(struct dsa_switch *ds, int port, int regnum, u16 val) +-{ +- struct mt7530_priv *priv = ds->priv; ++ ret = mt7530_setup_mdio(priv); ++ if (ret && priv->irq) ++ mt7530_free_irq_common(priv); + +- return priv->info->phy_write(ds, port, regnum, val); ++ return ret; + } + + static int mt753x_get_mac_eee(struct dsa_switch *ds, int port, +@@ -2852,8 +3063,6 @@ static const struct dsa_switch_ops mt753 + .get_tag_protocol = mtk_get_tag_protocol, + .setup = mt753x_setup, + .get_strings = mt7530_get_strings, +- .phy_read = mt753x_phy_read, +- .phy_write = mt753x_phy_write, + .get_ethtool_stats = mt7530_get_ethtool_stats, + .get_sset_count = mt7530_get_sset_count, + .set_ageing_time = mt7530_set_ageing_time, +@@ -3036,6 +3245,9 @@ mt7530_remove(struct mdio_device *mdiode + dev_err(priv->dev, "Failed to disable io pwr: %d\n", + ret); + ++ if (priv->irq) ++ mt7530_free_irq(priv); ++ + dsa_unregister_switch(priv->ds); + mutex_destroy(&priv->reg_mutex); + } +--- a/drivers/net/dsa/mt7530.h ++++ b/drivers/net/dsa/mt7530.h +@@ -7,6 +7,7 @@ + #define __MT7530_H + + #define MT7530_NUM_PORTS 7 ++#define MT7530_NUM_PHYS 5 + #define MT7530_CPU_PORT 6 + #define MT7530_NUM_FDB_RECORDS 2048 + #define MT7530_ALL_MEMBERS 0xff +@@ -401,6 +402,12 @@ enum mt7531_sgmii_force_duplex { + #define SYS_CTRL_SW_RST BIT(1) + #define SYS_CTRL_REG_RST BIT(0) + ++/* Register for system interrupt */ ++#define MT7530_SYS_INT_EN 0x7008 ++ ++/* Register for system interrupt status */ ++#define MT7530_SYS_INT_STS 0x700c ++ + /* Register for PHY Indirect Access Control */ + #define MT7531_PHY_IAC 0x701C + #define MT7531_PHY_ACS_ST BIT(31) +@@ -722,6 +729,8 @@ static const char *p5_intf_modes(unsigne + } + } + ++struct mt7530_priv; ++ + /* struct mt753x_info - This is the main data structure for holding the specific + * part for each supported device + * @sw_setup: Holding the handler to a device initialization +@@ -746,8 +755,8 @@ struct mt753x_info { + enum mt753x_id id; + + int (*sw_setup)(struct dsa_switch *ds); +- int (*phy_read)(struct dsa_switch *ds, int port, int regnum); +- int (*phy_write)(struct dsa_switch *ds, int port, int regnum, u16 val); ++ int (*phy_read)(struct mt7530_priv *priv, int port, int regnum); ++ int (*phy_write)(struct mt7530_priv *priv, int port, int regnum, u16 val); + int (*pad_setup)(struct dsa_switch *ds, phy_interface_t interface); + int (*cpu_port_config)(struct dsa_switch *ds, int port); + bool (*phy_mode_supported)(struct dsa_switch *ds, int port, +@@ -781,6 +790,10 @@ struct mt753x_info { + * registers + * @p6_interface Holding the current port 6 interface + * @p5_intf_sel: Holding the current port 5 interface select ++ * ++ * @irq: IRQ number of the switch ++ * @irq_domain: IRQ domain of the switch irq_chip ++ * @irq_enable: IRQ enable bits, synced to SYS_INT_EN + */ + struct mt7530_priv { + struct device *dev; +@@ -802,6 +815,9 @@ struct mt7530_priv { + struct mt7530_port ports[MT7530_NUM_PORTS]; + /* protect among processes for registers access*/ + struct mutex reg_mutex; ++ int irq; ++ struct irq_domain *irq_domain; ++ u32 irq_enable; + }; + + struct mt7530_hw_vlan_entry { diff --git a/target/linux/ramips/dts/mt7621.dtsi b/target/linux/ramips/dts/mt7621.dtsi index 7992f47993..7bd3b0f871 100644 --- a/target/linux/ramips/dts/mt7621.dtsi +++ b/target/linux/ramips/dts/mt7621.dtsi @@ -514,6 +514,9 @@ mediatek,mcm; resets = <&rstctrl 2>; reset-names = "mcm"; + interrupt-controller; + #interrupt-cells = <1>; + interrupts = ; ports { #address-cells = <1>;