From patchwork Wed Sep 14 09:50:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Siddharth Vadapalli X-Patchwork-Id: 12975959 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 47B12ECAAD8 for ; Wed, 14 Sep 2022 10:01:51 +0000 (UTC) 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:References:In-Reply-To: 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: List-Owner; bh=90c8TfN32OGJadxD8xj2JBkCRlkqwzXVHeXDHLZwdas=; b=zUH1FAFvE7lKHc 2Fu9RapPTEaBLDTLs9aw5Mc/coKcPZQ0q7gwno8xvaW84Ok8dAcv7MK5UP/DWVhiFigWY5a+R6WuY OJWhaf6EiPu5Kv4s1geMut44wHBd/poM/k9vmBuWzvkXu4zkjIA3BDdyTyP+2KfMM+NdgtVf3hnoP mNvqjTzrYQANwFo+zEiXXTT5f/xBcDyF+dequREP8DaPBu+fKfg19k9g37C8GJj7fTHxCwzIl4j3t pmnCLcLzdb7L0UGZyhFkTelbiNPMicZszCvHXCSH4KcQaFBoUXQ4tIOJIL/thprWpFKJA+6qqori2 YAPhzKdofdgsE4L4st9w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oYPC1-00Ee6c-2u; Wed, 14 Sep 2022 10:00:29 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oYP3b-00EVOg-TW for linux-arm-kernel@lists.infradead.org; Wed, 14 Sep 2022 09:51:49 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 28E9pVXb116306; Wed, 14 Sep 2022 04:51:31 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1663149091; bh=cYnVCzPop8k5y+hR9tAMycNRH40pU/vGzzd88JPo2Rg=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=t666gbDm9fUyWFcKwu0587tBgpCt7RSRx6w3W6BYJeSAkL/8GaJxuyG3vjWdvZt2a yWtzK7HYG1z3Vtlezh7UCyFNMP/0mg+uJwPej0csK58FPJcNQLtHtS3yxKMO4bdn4P pOsx6Pll3Y+Zu7XkAqnvi5e4djDzWiEpfAZaswsE= Received: from DLEE109.ent.ti.com (dlee109.ent.ti.com [157.170.170.41]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 28E9pVFx010416 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 14 Sep 2022 04:51:31 -0500 Received: from DLEE106.ent.ti.com (157.170.170.36) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.6; Wed, 14 Sep 2022 04:51:31 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE106.ent.ti.com (157.170.170.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.6 via Frontend Transport; Wed, 14 Sep 2022 04:51:30 -0500 Received: from uda0492258.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 28E9osD6046564; Wed, 14 Sep 2022 04:51:26 -0500 From: Siddharth Vadapalli To: , , , , , , , , , , , CC: , , , , , Subject: [PATCH 6/8] net: ethernet: ti: am65-cpsw: Add support for SGMII mode for J7200 CPSW5G Date: Wed, 14 Sep 2022 15:20:51 +0530 Message-ID: <20220914095053.189851-7-s-vadapalli@ti.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220914095053.189851-1-s-vadapalli@ti.com> References: <20220914095053.189851-1-s-vadapalli@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220914_025148_188877_650C2483 X-CRM114-Status: GOOD ( 14.54 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add support for SGMII mode in both fixed-link MAC2MAC master mode and MAC2PHY modes for CPSW5G ports. Add SGMII mode to the list of extra_modes in j7200_cpswxg_pdata. The MAC2PHY mode has been tested in fixed-link mode using a bootstrapped PHY. The MAC2MAC mode has been tested by a customer with J7200 SoC on their device. Signed-off-by: Siddharth Vadapalli --- drivers/net/ethernet/ti/am65-cpsw-nuss.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index 1739c389af20..3f40178436ff 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -75,7 +75,15 @@ #define AM65_CPSW_PORTN_REG_TS_CTL_LTYPE2 0x31C #define AM65_CPSW_SGMII_CONTROL_REG 0x010 +#define AM65_CPSW_SGMII_MR_ADV_ABILITY_REG 0x018 #define AM65_CPSW_SGMII_CONTROL_MR_AN_ENABLE BIT(0) +#define AM65_CPSW_SGMII_CONTROL_MASTER_MODE BIT(5) + +#define MAC2MAC_MR_ADV_ABILITY_BASE (BIT(15) | BIT(0)) +#define MAC2MAC_MR_ADV_ABILITY_FULLDUPLEX BIT(12) +#define MAC2MAC_MR_ADV_ABILITY_1G BIT(11) +#define MAC2MAC_MR_ADV_ABILITY_100M BIT(10) +#define MAC2PHY_MR_ADV_ABILITY BIT(0) #define AM65_CPSW_CTL_VLAN_AWARE BIT(1) #define AM65_CPSW_CTL_P0_ENABLE BIT(2) @@ -1493,6 +1501,7 @@ static void am65_cpsw_nuss_mac_config(struct phylink_config *config, unsigned in struct am65_cpsw_slave_data *slave = container_of(config, struct am65_cpsw_slave_data, phylink_config); struct am65_cpsw_port *port = container_of(slave, struct am65_cpsw_port, slave); + u32 mr_adv_ability = MAC2MAC_MR_ADV_ABILITY_BASE; struct am65_cpsw_common *common = port->common; struct fwnode_handle *fwnode; bool fixed_link = false; @@ -2105,8 +2114,12 @@ am65_cpsw_nuss_init_port_ndev(struct am65_cpsw_common *common, u32 port_idx) __set_bit(PHY_INTERFACE_MODE_RMII, port->slave.phylink_config.supported_interfaces); } else if (common->pdata.extra_modes & BIT(port->slave.phy_if)) { - __set_bit(PHY_INTERFACE_MODE_QSGMII, - port->slave.phylink_config.supported_interfaces); + if (port->slave.phy_if == PHY_INTERFACE_MODE_QSGMII) + __set_bit(PHY_INTERFACE_MODE_QSGMII, + port->slave.phylink_config.supported_interfaces); + else + __set_bit(PHY_INTERFACE_MODE_SGMII, + port->slave.phylink_config.supported_interfaces); } else { dev_err(dev, "selected phy-mode is not supported\n"); return -EOPNOTSUPP; @@ -2744,7 +2757,7 @@ static const struct am65_cpsw_pdata j7200_cpswxg_pdata = { .quirks = 0, .ale_dev_id = "am64-cpswxg", .fdqring_mode = K3_RINGACC_RING_MODE_RING, - .extra_modes = BIT(PHY_INTERFACE_MODE_QSGMII), + .extra_modes = BIT(PHY_INTERFACE_MODE_QSGMII) | BIT(PHY_INTERFACE_MODE_SGMII), }; static const struct of_device_id am65_cpsw_nuss_of_mtable[] = {