From patchwork Mon Mar 25 17:39:31 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: York Sun X-Patchwork-Id: 230816 X-Patchwork-Delegate: afleming@freescale.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id 05DE92C009D for ; Tue, 26 Mar 2013 04:41:15 +1100 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id EC7E94A2CF; Mon, 25 Mar 2013 18:40:57 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 1TcaXpyQVG9D; Mon, 25 Mar 2013 18:40:57 +0100 (CET) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 8BF584A264; Mon, 25 Mar 2013 18:40:10 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 7077C4A118 for ; Mon, 25 Mar 2013 18:40:04 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id s276yxW0D68x for ; Mon, 25 Mar 2013 18:40:03 +0100 (CET) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from db8outboundpool.messaging.microsoft.com (mail-db8lp0187.outbound.messaging.microsoft.com [213.199.154.187]) by theia.denx.de (Postfix) with ESMTPS id 343DD4A111 for ; Mon, 25 Mar 2013 18:39:54 +0100 (CET) Received: from mail77-db8-R.bigfish.com (10.174.8.245) by DB8EHSOBE039.bigfish.com (10.174.4.102) with Microsoft SMTP Server id 14.1.225.23; Mon, 25 Mar 2013 17:39:54 +0000 Received: from mail77-db8 (localhost [127.0.0.1]) by mail77-db8-R.bigfish.com (Postfix) with ESMTP id 3963C2C00D5 for ; Mon, 25 Mar 2013 17:39:54 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 0 X-BigFish: VS0(zzzz1f42h1ee6h1de0h1202h1e76h1d1ah1d2ahzz8275bhz2dh2a8h668h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1155h) Received: from mail77-db8 (localhost.localdomain [127.0.0.1]) by mail77-db8 (MessageSwitch) id 1364233192356897_5826; Mon, 25 Mar 2013 17:39:52 +0000 (UTC) Received: from DB8EHSMHS011.bigfish.com (unknown [10.174.8.238]) by mail77-db8.bigfish.com (Postfix) with ESMTP id 54B116C004D for ; Mon, 25 Mar 2013 17:39:52 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by DB8EHSMHS011.bigfish.com (10.174.4.21) with Microsoft SMTP Server (TLS) id 14.1.225.23; Mon, 25 Mar 2013 17:39:52 +0000 Received: from az84smr01.freescale.net (10.64.34.197) by 039-SN1MMR1-004.039d.mgd.msft.net (10.84.1.14) with Microsoft SMTP Server (TLS) id 14.2.328.11; Mon, 25 Mar 2013 17:39:50 +0000 Received: from oslab-l1.am.freescale.net ([10.214.80.134]) by az84smr01.freescale.net (8.14.3/8.14.0) with ESMTP id r2PHdfio011727; Mon, 25 Mar 2013 10:39:49 -0700 From: York Sun To: Date: Mon, 25 Mar 2013 10:39:31 -0700 Message-ID: <1364233180-31149-9-git-send-email-yorksun@freescale.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1364233180-31149-1-git-send-email-yorksun@freescale.com> References: <1364233180-31149-1-git-send-email-yorksun@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com Cc: u-boot@lists.denx.de, Shaohui Xie Subject: [U-Boot] [Patch v2, batch 3 09/17] net/phy: add VSC8574 support X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.11 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de From: Shaohui Xie The VSC8574 is a quad-port Gigabit Ethernet transceiver with four SerDes interfaces for quad-port dual media capability. This driver supports SGMII and QSGMII MAC mode. For now SGMII mode is tested. Signed-off-by: Roy Zang Signed-off-by: Shaohui Xie --- drivers/net/phy/vitesse.c | 67 +++++++++++++++++++++++++++++++++++++++++++++ include/phy.h | 2 ++ 2 files changed, 69 insertions(+) diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c index 6c5cb99..c283d82 100644 --- a/drivers/net/phy/vitesse.c +++ b/drivers/net/phy/vitesse.c @@ -48,6 +48,19 @@ #define MIIM_VSC8601_SKEW_CTRL 0x1c #define PHY_EXT_PAGE_ACCESS 0x1f +#define PHY_EXT_PAGE_ACCESS_GENERAL 0x10 +#define PHY_EXT_PAGE_ACCESS_EXTENDED3 0x3 + +/* Vitesse VSC8574 control register */ +#define MIIM_VSC8574_MAC_SERDES_CON 0x10 +#define MIIM_VSC8574_MAC_SERDES_ANEG 0x80 +#define MIIM_VSC8574_GENERAL18 0x12 +#define MIIM_VSC8574_GENERAL19 0x13 + +/* Vitesse VSC8574 gerenal purpose register 18 */ +#define MIIM_VSC8574_18G_SGMII 0x80f0 +#define MIIM_VSC8574_18G_QSGMII 0x80e0 +#define MIIM_VSC8574_18G_CMDSTAT 0x8000 /* CIS8201 */ static int vitesse_config(struct phy_device *phydev) @@ -145,6 +158,49 @@ static int vsc8601_config(struct phy_device *phydev) return 0; } +static int vsc8574_config(struct phy_device *phydev) +{ + u32 val; + /* configure regiser 19G for MAC */ + phy_write(phydev, MDIO_DEVAD_NONE, PHY_EXT_PAGE_ACCESS, + PHY_EXT_PAGE_ACCESS_GENERAL); + + val = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_VSC8574_GENERAL19); + if (phydev->interface == PHY_INTERFACE_MODE_QSGMII) { + /* set bit 15:14 to '01' for QSGMII mode */ + val = (val & 0x3fff) | (1 << 14); + phy_write(phydev, MDIO_DEVAD_NONE, + MIIM_VSC8574_GENERAL19, val); + /* Enable 4 ports MAC QSGMII */ + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_VSC8574_GENERAL18, + MIIM_VSC8574_18G_QSGMII); + } else { + /* set bit 15:14 to '00' for SGMII mode */ + val = val & 0x3fff; + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_VSC8574_GENERAL19, val); + /* Enable 4 ports MAC SGMII */ + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_VSC8574_GENERAL18, + MIIM_VSC8574_18G_SGMII); + } + val = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_VSC8574_GENERAL18); + /* When bit 15 is cleared the command has completed */ + while (val & MIIM_VSC8574_18G_CMDSTAT) + val = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_VSC8574_GENERAL18); + + /* Enable Serdes Auto-negotiation */ + phy_write(phydev, MDIO_DEVAD_NONE, PHY_EXT_PAGE_ACCESS, + PHY_EXT_PAGE_ACCESS_EXTENDED3); + val = phy_read(phydev, MDIO_DEVAD_NONE, MIIM_VSC8574_MAC_SERDES_CON); + val = val | MIIM_VSC8574_MAC_SERDES_ANEG; + phy_write(phydev, MDIO_DEVAD_NONE, MIIM_VSC8574_MAC_SERDES_CON, val); + + phy_write(phydev, MDIO_DEVAD_NONE, PHY_EXT_PAGE_ACCESS, 0); + + genphy_config_aneg(phydev); + + return 0; +} + static struct phy_driver VSC8211_driver = { .name = "Vitesse VSC8211", .uid = 0xfc4b0, @@ -185,6 +241,16 @@ static struct phy_driver VSC8234_driver = { .shutdown = &genphy_shutdown, }; +static struct phy_driver VSC8574_driver = { + .name = "Vitesse VSC8574", + .uid = 0x704a0, + .mask = 0xffff0, + .features = PHY_GBIT_FEATURES, + .config = &vsc8574_config, + .startup = &vitesse_startup, + .shutdown = &genphy_shutdown, +}; + static struct phy_driver VSC8601_driver = { .name = "Vitesse VSC8601", .uid = 0x70420, @@ -244,6 +310,7 @@ int phy_vitesse_init(void) phy_register(&VSC8244_driver); phy_register(&VSC8211_driver); phy_register(&VSC8221_driver); + phy_register(&VSC8574_driver); phy_register(&VSC8662_driver); phy_register(&cis8201_driver); phy_register(&cis8204_driver); diff --git a/include/phy.h b/include/phy.h index 58ca273..44d5eaf 100644 --- a/include/phy.h +++ b/include/phy.h @@ -52,6 +52,7 @@ typedef enum { PHY_INTERFACE_MODE_MII, PHY_INTERFACE_MODE_GMII, PHY_INTERFACE_MODE_SGMII, + PHY_INTERFACE_MODE_QSGMII, PHY_INTERFACE_MODE_TBI, PHY_INTERFACE_MODE_RMII, PHY_INTERFACE_MODE_RGMII, @@ -67,6 +68,7 @@ static const char *phy_interface_strings[] = { [PHY_INTERFACE_MODE_MII] = "mii", [PHY_INTERFACE_MODE_GMII] = "gmii", [PHY_INTERFACE_MODE_SGMII] = "sgmii", + [PHY_INTERFACE_MODE_QSGMII] = "qsgmii", [PHY_INTERFACE_MODE_TBI] = "tbi", [PHY_INTERFACE_MODE_RMII] = "rmii", [PHY_INTERFACE_MODE_RGMII] = "rgmii",