From patchwork Tue May 31 11:30:57 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Siddharth Vadapalli X-Patchwork-Id: 12865426 X-Patchwork-Delegate: kuba@kernel.org 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C11DDC433EF for ; Tue, 31 May 2022 11:31:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343864AbiEaLb6 (ORCPT ); Tue, 31 May 2022 07:31:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35562 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343848AbiEaLby (ORCPT ); Tue, 31 May 2022 07:31:54 -0400 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7C7CC65DE; Tue, 31 May 2022 04:31:53 -0700 (PDT) Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 24VBVdlV111543; Tue, 31 May 2022 06:31:39 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1653996699; bh=M04/NP7b5yhylY6mvfYkzUaL6vrWBfJilWnfwx+nGTE=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=S6r4LxuHiZ08RJ5hUQYy2+16fxgFaW93hFZL6S2tlthPdCkf2pRy15vziqr5XutsM KUNzzytha0SSxKMzkD10Q7K7jXzLfjna6rt8K+GJzCxti6kGS4YI9L/L9PA2W2e+H8 sitPB0EPQFTdvQb/t+IdMg5zsvYul+TdAhzSuPy8= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 24VBVdaE086843 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 31 May 2022 06:31:39 -0500 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Tue, 31 May 2022 06:31:38 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14 via Frontend Transport; Tue, 31 May 2022 06:31:39 -0500 Received: from ula0492258.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 24VBV92q064165; Tue, 31 May 2022 06:31:33 -0500 From: Siddharth Vadapalli To: , , , , , , , , , , CC: , , , , Siddharth Vadapalli Subject: [PATCH 2/3] net: ethernet: ti: am65-cpsw: Add support for QSGMII mode Date: Tue, 31 May 2022 17:00:57 +0530 Message-ID: <20220531113058.23708-3-s-vadapalli@ti.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220531113058.23708-1-s-vadapalli@ti.com> References: <20220531113058.23708-1-s-vadapalli@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Enable QSGMII mode in am65-cpsw driver. Signed-off-by: Siddharth Vadapalli --- drivers/net/ethernet/ti/am65-cpsw-nuss.c | 13 ++++++++++++- drivers/net/ethernet/ti/am65-cpsw-nuss.h | 1 + 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index 77bdda97b2b0..462f63313fb3 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -74,6 +74,9 @@ #define AM65_CPSW_PORTN_REG_TS_VLAN_LTYPE_REG 0x318 #define AM65_CPSW_PORTN_REG_TS_CTL_LTYPE2 0x31C +#define AM65_CPSW_SGMII_CONTROL_REG 0x010 +#define AM65_CPSW_SGMII_CONTROL_MR_AN_ENABLE BIT(0) + #define AM65_CPSW_CTL_VLAN_AWARE BIT(1) #define AM65_CPSW_CTL_P0_ENABLE BIT(2) #define AM65_CPSW_CTL_P0_TX_CRC_REMOVE BIT(13) @@ -1409,7 +1412,13 @@ static const struct net_device_ops am65_cpsw_nuss_netdev_ops = { static void am65_cpsw_nuss_mac_config(struct phylink_config *config, unsigned int mode, const struct phylink_link_state *state) { - /* Currently not used */ + 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); + + if (state->interface == PHY_INTERFACE_MODE_QSGMII) + writel(AM65_CPSW_SGMII_CONTROL_MR_AN_ENABLE, + port->sgmii_base + AM65_CPSW_SGMII_CONTROL_REG); } static void am65_cpsw_nuss_mac_link_down(struct phylink_config *config, unsigned int mode, @@ -1846,6 +1855,7 @@ static int am65_cpsw_nuss_init_slave_ports(struct am65_cpsw_common *common) port->common = common; port->port_base = common->cpsw_base + AM65_CPSW_NU_PORTS_BASE + AM65_CPSW_NU_PORTS_OFFSET * (port_id); + port->sgmii_base = common->ss_base + AM65_CPSW_SGMII_BASE * (port_id); port->stat_base = common->cpsw_base + AM65_CPSW_NU_STATS_BASE + (AM65_CPSW_NU_STATS_PORT_OFFSET * port_id); port->name = of_get_property(port_np, "label", NULL); @@ -1981,6 +1991,7 @@ am65_cpsw_nuss_init_port_ndev(struct am65_cpsw_common *common, u32 port_idx) port->slave.phylink_config.mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100 | MAC_1000FD; phy_interface_set_rgmii(port->slave.phylink_config.supported_interfaces); + __set_bit(PHY_INTERFACE_MODE_QSGMII, port->slave.phylink_config.supported_interfaces); phylink = phylink_create(&port->slave.phylink_config, of_node_to_fwnode(port->slave.phy_node), diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.h b/drivers/net/ethernet/ti/am65-cpsw-nuss.h index ac945631bf2f..8b6297e268ec 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.h +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.h @@ -46,6 +46,7 @@ struct am65_cpsw_port { const char *name; u32 port_id; void __iomem *port_base; + void __iomem *sgmii_base; void __iomem *stat_base; void __iomem *fetch_ram_base; bool disabled;