From patchwork Fri Oct 16 02:09:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavana Sharma X-Patchwork-Id: 288417 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7EFE4C433DF for ; Fri, 16 Oct 2020 02:14:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F31820878 for ; Fri, 16 Oct 2020 02:14:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=digi.com header.i=@digi.com header.b="qg2Hzrk3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404113AbgJPCOB (ORCPT ); Thu, 15 Oct 2020 22:14:01 -0400 Received: from outbound-ip24b.ess.barracuda.com ([209.222.82.221]:47592 "EHLO outbound-ip24b.ess.barracuda.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404094AbgJPCOA (ORCPT ); Thu, 15 Oct 2020 22:14:00 -0400 Received: from NAM11-DM6-obe.outbound.protection.outlook.com (mail-dm6nam11lp2175.outbound.protection.outlook.com [104.47.57.175]) by mx4.us-east-2b.ess.aws.cudaops.com (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 16 Oct 2020 02:13:43 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=c0wdg+DkqasrB3RNtJxFHWEHU/dN3iP3tNmybX5vcX7Nl3l/3eKaoNE+7NoPeUTeyS79UGlXaZuZlX55u87iFiNAEScgbUagEKURcLjySsvY7Y+yOp1Fi+6LN0vfuTdWoge2FMbTKjrXCYRVP/XdMfKSfSUyqw4Ky3duqp5Zd/wCD7id3B0FGVxqYrC+VkCu5ICFzJrwvDkx7Kx0D4cjThKKzCUO0ozbEjgW6gXnhwZDgez8QBkbXV3bCzPTZvl8I9Ucz7yzJKZhOAvZQY+jLg5q3bRdiqPdkLkPDYiOsz6IUXw88zVza3vCrHj7plPNGKWP6BET8MHtKJHAF7RQvw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=3k7NAVV36Ed1Qx1PGKqh7duXRmvFgCGLnSOt62cj3nY=; b=ATp5TBNB8ewcKuU+FHhm50LE6LO9tZRd8GrLGwY29pj/8jN6ShQ90GuIbdLR5M2lr1fjy7hg13ILBn6SsjMHIfWz19hEMKOKJcZ1tsjwLtQW3S+9rM/clGVUXMIooP5DFLcepXpLm543D5rQiR2W0YNNTaw9zZ/p+NkYJuInvX44/FcPXhNFzuxJ8BK6LUkAXJxbUmfJiQ7EST6IJKGSc9nsj9XDfrFDJYwDMTno0MffwVX8nUyAui7rgxg62czxzpcMlyXwqZKyu3PV2CbdZHtZZFdwx6Ncd6ZbRHFbEI1a2g7+/vTQ78pYTXY+w/KlWdTs5z2PKxlizlBPVW+GEw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=digi.com; dmarc=pass action=none header.from=digi.com; dkim=pass header.d=digi.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=digi.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=3k7NAVV36Ed1Qx1PGKqh7duXRmvFgCGLnSOt62cj3nY=; b=qg2Hzrk3mPvaUn0tENeYwiR9abXUTp8oUO/b7d+otrsxKfq3Prc3IFbAY3eIkg8IgjEc8pEOLGqFyfd8g1NwVSaZzZub5VAhgaYCVxqLiIRfGoHT3RjjyUQXZRvNOfn6DsEhDfWgEJWDkUREnElTOdHF6myoPFbEL9UgHoD5H7w= Authentication-Results: lunn.ch; dkim=none (message not signed) header.d=none;lunn.ch; dmarc=none action=none header.from=digi.com; Received: from MN2PR10MB4174.namprd10.prod.outlook.com (2603:10b6:208:1dd::21) by MN2PR10MB3824.namprd10.prod.outlook.com (2603:10b6:208:1b7::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3455.23; Fri, 16 Oct 2020 02:13:40 +0000 Received: from MN2PR10MB4174.namprd10.prod.outlook.com ([fe80::b505:75ae:58c9:eb32]) by MN2PR10MB4174.namprd10.prod.outlook.com ([fe80::b505:75ae:58c9:eb32%8]) with mapi id 15.20.3477.020; Fri, 16 Oct 2020 02:13:40 +0000 From: Pavana Sharma To: andrew@lunn.ch, vivien.didelot@gmail.com, f.fainelli@gmail.com, davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org Cc: Pavana Sharma Subject: [PATCH v3] Add support for mv88e6393x family of Marvell. Date: Fri, 16 Oct 2020 12:09:02 +1000 Message-Id: <20201016020902.28237-1-pavana.sharma@digi.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: X-Originating-IP: [193.116.236.1] X-ClientProxiedBy: SYCPR01CA0006.ausprd01.prod.outlook.com (2603:10c6:10:31::18) To MN2PR10MB4174.namprd10.prod.outlook.com (2603:10b6:208:1dd::21) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (193.116.236.1) by SYCPR01CA0006.ausprd01.prod.outlook.com (2603:10c6:10:31::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3477.20 via Frontend Transport; Fri, 16 Oct 2020 02:13:36 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 628188c2-f61b-4768-adcb-08d8717918d2 X-MS-TrafficTypeDiagnostic: MN2PR10MB3824: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:3173; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: AxHZmiYcrH0xr2H20IpzvJssVpEpbZ0o42u/+eboh8eyfDmwuuc/DtYdTn1hAovF4fm7ONtgGAGnNGwyagZp48k33nTNjwAfhjXzT3C5wpBla99U3C+L/SIiOjalso7BvLr+vQYPK65XKxDW/niIhL356mdR1Q2AGoQ2oHq25r6ok6SOoijvwPGxsOMHnPnxVsLBQ51US5262oxydRRWbsuh+M/YMkNTnPYV7y6RieMlXrNtFWMt2bTlWuAHDqtRAO+hZsOc2Zm1tOaiYiI8UJ8XPx7NEg7nvmZ/MgJ+p88rBEzj/8Tm9p5MQfWbhbDKcktHW62OhiHrIrVU7pbvsqsjdJDwB7oqXyPyRxT0ysG2Bp/2cK91GVwLZnUjvwMjk8XyYelQ/pB/34FBTY171gcB18STaKQLh2aT7fbDODg= X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:MN2PR10MB4174.namprd10.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(366004)(136003)(346002)(376002)(39850400004)(396003)(6506007)(16526019)(36756003)(44832011)(186003)(52116002)(34490700002)(956004)(478600001)(5660300002)(6486002)(316002)(2616005)(4326008)(26005)(2906002)(69590400008)(107886003)(66556008)(66946007)(8936002)(83380400001)(8676002)(6512007)(30864003)(6666004)(1076003)(86362001)(66476007); DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: digi.com X-MS-Exchange-CrossTenant-Network-Message-Id: 628188c2-f61b-4768-adcb-08d8717918d2 X-MS-Exchange-CrossTenant-AuthSource: MN2PR10MB4174.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Oct 2020 02:13:40.3307 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: abb4cdb7-1b7e-483e-a143-7ebfd1184b9e X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 4mmkL8038ci2fy+dIon99y+Eh4tHGjizSr9eLxM+Rkd6mT8qi+G4M5xO/CV4o15LMI8WE7723jyt53Xx2MXy6w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR10MB3824 X-BESS-ID: 1602814423-893007-2018-10554-1 X-BESS-VER: 2019.1_20201015.2346 X-BESS-Apparent-Source-IP: 104.47.57.175 X-BESS-Outbound-Spam-Score: 0.50 X-BESS-Outbound-Spam-Report: Code version 3.2, rules version 3.2.2.227580 [from cloudscan21-122.us-east-2b.ess.aws.cudaops.com] Rule breakdown below pts rule name description ---- ---------------------- -------------------------------- 0.00 MSGID_FROM_MTA_HEADER META: Message-Id was added by a relay 0.50 BSF_RULE7568M META: Custom Rule 7568M 0.00 BSF_BESS_OUTBOUND META: BESS Outbound X-BESS-Outbound-Spam-Status: SCORE=0.50 using account:ESS112744 scores of KILL_LEVEL=7.0 tests=MSGID_FROM_MTA_HEADER, BSF_RULE7568M, BSF_BESS_OUTBOUND X-BESS-BRTS-Status: 1 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org The Marvell 88E6393X device is a single-chip integration of a 11-port Ethernet switch with eight integrated Gigabit Ethernet (GbE) transceivers and three 10-Gigabit interfaces. This patch adds functionalities specific to mv88e6393x family (88E6393X, 88E6193X and 88E6191X) Signed-off-by: Pavana Sharma --- Changes in v2: - Fix a warning (Reported-by: kernel test robot ) Changes in v3: - Fix 'unused function' warning --- drivers/net/dsa/mv88e6xxx/chip.c | 90 +++++++++ drivers/net/dsa/mv88e6xxx/chip.h | 2 + drivers/net/dsa/mv88e6xxx/global1.h | 2 + drivers/net/dsa/mv88e6xxx/global2.h | 8 + drivers/net/dsa/mv88e6xxx/port.c | 302 ++++++++++++++++++++++++++++ drivers/net/dsa/mv88e6xxx/port.h | 39 +++- drivers/net/dsa/mv88e6xxx/serdes.c | 239 ++++++++++++++++++++++ drivers/net/dsa/mv88e6xxx/serdes.h | 39 ++++ 8 files changed, 720 insertions(+), 1 deletion(-) diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index f0dbc05e30a4..241ff788b0b1 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -634,6 +634,23 @@ static void mv88e6390x_phylink_validate(struct mv88e6xxx_chip *chip, int port, mv88e6390_phylink_validate(chip, port, mask, state); } +static void mv88e6393x_phylink_validate(struct mv88e6xxx_chip *chip, int port, + unsigned long *mask, + struct phylink_link_state *state) +{ + if (port == 0 || port >= 9) { + phylink_set(mask, 10000baseT_Full); + phylink_set(mask, 10000baseKR_Full); + phylink_set(mask, 2500baseX_Full); + phylink_set(mask, 2500baseT_Full); + } + + phylink_set(mask, 1000baseT_Full); + phylink_set(mask, 1000baseX_Full); + + mv88e6065_phylink_validate(chip, port, mask, state); +} + static void mv88e6xxx_validate(struct dsa_switch *ds, int port, unsigned long *supported, struct phylink_link_state *state) @@ -4141,6 +4158,56 @@ static const struct mv88e6xxx_ops mv88e6191_ops = { .phylink_validate = mv88e6390_phylink_validate, }; +static const struct mv88e6xxx_ops mv88e6193x_ops = { + /* MV88E6XXX_FAMILY_6393X */ + .setup_errata = mv88e6393x_setup_errata, + .irl_init_all = mv88e6390_g2_irl_init_all, + .get_eeprom = mv88e6xxx_g2_get_eeprom8, + .set_eeprom = mv88e6xxx_g2_set_eeprom8, + .set_switch_mac = mv88e6xxx_g2_set_switch_mac, + .phy_read = mv88e6xxx_g2_smi_phy_read, + .phy_write = mv88e6xxx_g2_smi_phy_write, + .port_set_link = mv88e6xxx_port_set_link, + .port_set_speed_duplex = mv88e6393x_port_set_speed_duplex, + .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, + .port_tag_remap = mv88e6390_port_tag_remap, + .port_set_frame_mode = mv88e6351_port_set_frame_mode, + .port_set_egress_floods = mv88e6352_port_set_egress_floods, + .port_set_ether_type = mv88e6393x_port_set_ether_type, + .port_set_jumbo_size = mv88e6165_port_set_jumbo_size, + .port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting, + .port_pause_limit = mv88e6390_port_pause_limit, + .port_set_cmode = mv88e6393x_port_set_cmode, + .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, + .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, + .port_get_cmode = mv88e6352_port_get_cmode, + .stats_snapshot = mv88e6390_g1_stats_snapshot, + .stats_set_histogram = mv88e6390_g1_stats_set_histogram, + .stats_get_sset_count = mv88e6320_stats_get_sset_count, + .stats_get_strings = mv88e6320_stats_get_strings, + .stats_get_stats = mv88e6390_stats_get_stats, + .set_cpu_port = mv88e6393x_port_set_cpu_dest, + .set_egress_port = mv88e6393x_set_egress_port, + .watchdog_ops = &mv88e6390_watchdog_ops, + .mgmt_rsvd2cpu = mv88e6393x_port_mgmt_rsvd2cpu, + .pot_clear = mv88e6xxx_g2_pot_clear, + .reset = mv88e6352_g1_reset, + .rmu_disable = mv88e6390_g1_rmu_disable, + .vtu_getnext = mv88e6390_g1_vtu_getnext, + .vtu_loadpurge = mv88e6390_g1_vtu_loadpurge, + .serdes_power = mv88e6393x_serdes_power, + .serdes_get_lane = mv88e6393x_serdes_get_lane, + /* Check status register pause & lpa register */ + .serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state, + .serdes_irq_mapping = mv88e6390_serdes_irq_mapping, + .serdes_irq_enable = mv88e6393x_serdes_irq_enable, + .serdes_irq_status = mv88e6393x_serdes_irq_status, + .gpio_ops = &mv88e6352_gpio_ops, + .avb_ops = &mv88e6390_avb_ops, + .ptp_ops = &mv88e6352_ptp_ops, + .phylink_validate = mv88e6393x_phylink_validate, +}; + static const struct mv88e6xxx_ops mv88e6240_ops = { /* MV88E6XXX_FAMILY_6352 */ .ieee_pri_map = mv88e6085_g1_ieee_pri_map, @@ -5073,6 +5140,29 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .ops = &mv88e6191_ops, }, + [MV88E6193X] = { + .prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6193X, + .family = MV88E6XXX_FAMILY_6393X, + .name = "Marvell 88E6193X", + .num_databases = 4096, + .num_ports = 11, /* 10 + Z80 */ + .num_internal_phys = 9, + .max_vid = 8191, + .port_base_addr = 0x0, + .phy_base_addr = 0x0, + .global1_addr = 0x1b, + .global2_addr = 0x1c, + .age_time_coeff = 3750, + .g1_irqs = 10, + .g2_irqs = 14, + .atu_move_port_mask = 0x1f, + .pvt = true, + .multi_chip = true, + .tag_protocol = DSA_TAG_PROTO_DSA, + .ptp_support = true, + .ops = &mv88e6193x_ops, + }, + [MV88E6220] = { .prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6220, .family = MV88E6XXX_FAMILY_6250, diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index 823ae89e5fca..407d683c0fcf 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -63,6 +63,7 @@ enum mv88e6xxx_model { MV88E6190, MV88E6190X, MV88E6191, + MV88E6193X, MV88E6220, MV88E6240, MV88E6250, @@ -90,6 +91,7 @@ enum mv88e6xxx_family { MV88E6XXX_FAMILY_6351, /* 6171 6175 6350 6351 */ MV88E6XXX_FAMILY_6352, /* 6172 6176 6240 6352 */ MV88E6XXX_FAMILY_6390, /* 6190 6190X 6191 6290 6390 6390X */ + MV88E6XXX_FAMILY_6393X, /* 6191X 6193X 6393X */ }; struct mv88e6xxx_ops; diff --git a/drivers/net/dsa/mv88e6xxx/global1.h b/drivers/net/dsa/mv88e6xxx/global1.h index 1e3546f8b072..bd17eed15aad 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.h +++ b/drivers/net/dsa/mv88e6xxx/global1.h @@ -22,6 +22,7 @@ #define MV88E6185_G1_STS_PPU_STATE_DISABLED 0x8000 #define MV88E6185_G1_STS_PPU_STATE_POLLING 0xc000 #define MV88E6XXX_G1_STS_INIT_READY 0x0800 +#define MV88E6193X_G1_STS_IRQ_DEVICE_2 9 #define MV88E6XXX_G1_STS_IRQ_AVB 8 #define MV88E6XXX_G1_STS_IRQ_DEVICE 7 #define MV88E6XXX_G1_STS_IRQ_STATS 6 @@ -59,6 +60,7 @@ #define MV88E6185_G1_CTL1_SCHED_PRIO 0x0800 #define MV88E6185_G1_CTL1_MAX_FRAME_1632 0x0400 #define MV88E6185_G1_CTL1_RELOAD_EEPROM 0x0200 +#define MV88E6193X_G1_CTL1_DEVICE2_EN 0x0200 #define MV88E6XXX_G1_CTL1_DEVICE_EN 0x0080 #define MV88E6XXX_G1_CTL1_STATS_DONE_EN 0x0040 #define MV88E6XXX_G1_CTL1_VTU_PROBLEM_EN 0x0020 diff --git a/drivers/net/dsa/mv88e6xxx/global2.h b/drivers/net/dsa/mv88e6xxx/global2.h index 1f42ee656816..04696cb68971 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.h +++ b/drivers/net/dsa/mv88e6xxx/global2.h @@ -38,9 +38,15 @@ /* Offset 0x02: MGMT Enable Register 2x */ #define MV88E6XXX_G2_MGMT_EN_2X 0x02 +/* Offset 0x02: MAC LINK change IRQ Register for MV88E6393X */ +#define MV88E6393X_G2_MACLINK_INT_SRC 0x02 + /* Offset 0x03: MGMT Enable Register 0x */ #define MV88E6XXX_G2_MGMT_EN_0X 0x03 +/* Offset 0x03: MAC LINK change IRQ Mask Register for MV88E6393X */ +#define MV88E6393X_G2_MACLINK_INT_MASK 0x03 + /* Offset 0x04: Flow Control Delay Register */ #define MV88E6XXX_G2_FLOW_CTL 0x04 @@ -52,6 +58,8 @@ #define MV88E6XXX_G2_SWITCH_MGMT_FORCE_FLOW_CTL_PRI 0x0080 #define MV88E6XXX_G2_SWITCH_MGMT_RSVD2CPU 0x0008 +#define MV88E6393X_G2_EGRESS_MONITOR_DEST 0x05 + /* Offset 0x06: Device Mapping Table Register */ #define MV88E6XXX_G2_DEVICE_MAPPING 0x06 #define MV88E6XXX_G2_DEVICE_MAPPING_UPDATE 0x8000 diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c index 8128dc607cf4..081c26562275 100644 --- a/drivers/net/dsa/mv88e6xxx/port.c +++ b/drivers/net/dsa/mv88e6xxx/port.c @@ -14,6 +14,7 @@ #include #include "chip.h" +#include "global2.h" #include "port.h" #include "serdes.h" @@ -390,6 +391,87 @@ phy_interface_t mv88e6390x_port_max_speed_mode(int port) return PHY_INTERFACE_MODE_NA; } +/* Support 10, 100, 200, 1000, 2500, 5000, 10000 Mbps (e.g. 88E6393X) */ +int mv88e6393x_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, + int speed, int duplex) +{ + u16 reg, ctrl; + int err; + + if (speed == SPEED_MAX) + speed = (port > 0 && port < 9) ? 1000 : 10000; + + if (speed == 200 && port != 0) + return -EOPNOTSUPP; + + if (speed >= 2500 && port > 0 && port < 9) + return -EOPNOTSUPP; + + switch (speed) { + case 10: + ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_10; + break; + case 100: + ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_100; + break; + case 200: + ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_100 | + MV88E6390_PORT_MAC_CTL_ALTSPEED; + break; + case 1000: + ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_1000; + break; + case 2500: + ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_1000 | + MV88E6390_PORT_MAC_CTL_ALTSPEED; + break; + case 5000: + ctrl = MV88E6390_PORT_MAC_CTL_SPEED_10000 | + MV88E6390_PORT_MAC_CTL_ALTSPEED; + break; + case 10000: + case SPEED_UNFORCED: + ctrl = MV88E6XXX_PORT_MAC_CTL_SPEED_UNFORCED; + break; + default: + return -EOPNOTSUPP; + } + + switch (duplex) { + case DUPLEX_HALF: + ctrl |= MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX; + break; + case DUPLEX_FULL: + ctrl |= MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX | + MV88E6XXX_PORT_MAC_CTL_DUPLEX_FULL; + break; + case DUPLEX_UNFORCED: + /* normal duplex detection */ + break; + default: + return -EOPNOTSUPP; + } + + err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_MAC_CTL, ®); + if (err) + return err; + + reg &= ~(MV88E6XXX_PORT_MAC_CTL_SPEED_MASK | + MV88E6390_PORT_MAC_CTL_ALTSPEED | + MV88E6390_PORT_MAC_CTL_FORCE_SPEED); + + if (speed != SPEED_UNFORCED) + reg |= MV88E6390_PORT_MAC_CTL_FORCE_SPEED; + + reg |= ctrl; + + err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_MAC_CTL, reg); + if (err) + return err; + + return 0; +} + static int mv88e6xxx_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode, bool force) { @@ -505,6 +587,88 @@ int mv88e6390_port_set_cmode(struct mv88e6xxx_chip *chip, int port, return mv88e6xxx_port_set_cmode(chip, port, mode, false); } +int mv88e6393x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, + phy_interface_t mode) +{ + int lane; + u16 cmode; + u16 reg; + int err; + + if (port != 0 && port != 9 && port != 10) + return -EOPNOTSUPP; + + /* Default to a slow mode */ + if (mode == PHY_INTERFACE_MODE_NA) + mode = PHY_INTERFACE_MODE_1000BASEX; + + switch (mode) { + case PHY_INTERFACE_MODE_1000BASEX: + cmode = MV88E6XXX_PORT_STS_CMODE_1000BASEX; + break; + case PHY_INTERFACE_MODE_2500BASEX: + cmode = MV88E6XXX_PORT_STS_CMODE_2500BASEX; + break; + case PHY_INTERFACE_MODE_10GKR: + cmode = MV88E6XXX_PORT_STS_CMODE_10GBASER; + break; + default: + cmode = 0; + } + + /* cmode doesn't change, nothing to do for us */ + if (cmode == chip->ports[port].cmode) + return 0; + + lane = mv88e6393x_serdes_get_lane(chip, port); + if (lane < 0 && lane != -ENODEV) + return lane; + + if (lane >= 0) { + if (chip->ports[port].serdes_irq) { + err = mv88e6393x_serdes_irq_enable(chip, port, lane, false); + if (err) + return err; + } + + err = mv88e6393x_serdes_power(chip, port, lane, false); + if (err) + return err; + } + chip->ports[port].cmode = 0; + + if (cmode) { + err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_STS, ®); + if (err) + return err; + + reg &= ~MV88E6XXX_PORT_STS_CMODE_MASK; + reg |= cmode; + + err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_STS, reg); + if (err) + return err; + + chip->ports[port].cmode = cmode; + + lane = mv88e6393x_serdes_get_lane(chip, port); + if (lane < 0) + return lane; + + err = mv88e6393x_serdes_power(chip, port, lane, true); + if (err) + return err; + + if (chip->ports[port].serdes_irq) { + err = mv88e6393x_serdes_irq_enable(chip, port, lane, true); + if (err) + return err; + } + } + + return 0; +} + static int mv88e6341_port_set_cmode_writable(struct mv88e6xxx_chip *chip, int port) { @@ -1128,6 +1292,144 @@ int mv88e6xxx_port_disable_pri_override(struct mv88e6xxx_chip *chip, int port) return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_PRI_OVERRIDE, 0); } +/* Offset 0x0E: Policy & MGMT Control Register for FAMILY 6191X 6193X 6393X*/ + +static int mv88e6393x_port_policy_write(struct mv88e6xxx_chip *chip, u16 pointer, + u8 data) +{ + u16 reg; + int port; + int err = 0; + + /* Setup per Port policy register */ + for (port = 0; port < mv88e6xxx_num_ports(chip); port++) { + if (dsa_is_unused_port(chip->ds, port)) + continue; + + /* Prevent the use of an invalid port. */ + if (mv88e6xxx_is_invalid_port(chip, port)) { + dev_err(chip->dev, "port %d is invalid\n", port); + err = -EINVAL; + } + reg = MV88E6393X_PORT_POLICY_MGMT_CTL_UPDATE | pointer | data; + err = mv88e6xxx_port_write(chip, port, MV88E6393X_PORT_POLICY_MGMT_CTL, reg); + } + return err; +} + +int mv88e6393x_set_egress_port(struct mv88e6xxx_chip *chip, + enum mv88e6xxx_egress_direction direction, + int port) +{ + u16 ptr; + int err; + + switch (direction) { + case MV88E6XXX_EGRESS_DIR_INGRESS: + ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_INGRESS_DEST; + err = mv88e6393x_port_policy_write(chip, ptr, port); + if (err) + return err; + break; + case MV88E6XXX_EGRESS_DIR_EGRESS: + ptr = MV88E6393X_G2_EGRESS_MONITOR_DEST; + err = mv88e6xxx_g2_write(chip, ptr, port); + if (err) + return err; + break; + } + return 0; +} + +int mv88e6393x_port_set_cpu_dest(struct mv88e6xxx_chip *chip, int port) +{ + u16 ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_CPU_DEST; + u8 data = MV88E6393X_PORT_POLICY_MGMT_CTL_CPU_DEST_MGMTPRI | port; + + return mv88e6393x_port_policy_write(chip, ptr, data); +} + +int mv88e6393x_port_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip) +{ + u16 ptr; + int err; + + /* Consider the frames with reserved multicast destination + * addresses matching 01:80:c2:00:00:00 and + * 01:80:c2:00:00:02 as MGMT. + */ + ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000000XLO; + err = mv88e6393x_port_policy_write(chip, ptr, 0xff); + if (err) + return err; + + ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000000XHI; + err = mv88e6393x_port_policy_write(chip, ptr, 0xff); + if (err) + return err; + + ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000002XLO; + err = mv88e6393x_port_policy_write(chip, ptr, 0xff); + if (err) + return err; + + ptr = MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000002XHI; + err = mv88e6393x_port_policy_write(chip, ptr, 0xff); + if (err) + return err; + + return 0; +} + +/* Offset 0x10 & 0x11: EPC */ + +static int mv88e6393x_epc_wait_ready(struct mv88e6xxx_chip *chip, int port) +{ + const unsigned long timeout = jiffies + 1 * HZ; + u16 val; + int err; + + while (time_before(jiffies, timeout)) { + err = mv88e6xxx_port_read(chip, port, MV88E6393X_PORT_EPC_CMD, &val); + if (err) + return err; + if (!(val & MV88E6393X_PORT_EPC_CMD_BUSY)) + break; + usleep_range(1000, 2000); + } + + if (time_after(jiffies, timeout)) + return -ETIMEDOUT; + + return 0; +} + +/* Port Ether type for 6393X family */ + +int mv88e6393x_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, + u16 etype) +{ + u16 val; + int err; + + err = mv88e6393x_epc_wait_ready(chip, port); + if (err) + return err; + + err = mv88e6xxx_port_write(chip, port, MV88E6393X_PORT_EPC_DATA, etype); + if (err) + return err; + + val = MV88E6393X_PORT_EPC_CMD_BUSY | + MV88E6393X_PORT_EPC_CMD_WRITE | + MV88E6393X_PORT_EPC_INDEX_PORT_ETYPE; + err = mv88e6xxx_port_write(chip, port, MV88E6393X_PORT_EPC_CMD, val); + if (err) + return err; + + return 0; +} + /* Offset 0x0f: Port Ether type */ int mv88e6351_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, diff --git a/drivers/net/dsa/mv88e6xxx/port.h b/drivers/net/dsa/mv88e6xxx/port.h index 44d76ac973f6..b3fb01b322e9 100644 --- a/drivers/net/dsa/mv88e6xxx/port.h +++ b/drivers/net/dsa/mv88e6xxx/port.h @@ -49,6 +49,9 @@ #define MV88E6XXX_PORT_STS_CMODE_2500BASEX 0x000b #define MV88E6XXX_PORT_STS_CMODE_XAUI 0x000c #define MV88E6XXX_PORT_STS_CMODE_RXAUI 0x000d +#define MV88E6XXX_PORT_STS_CMODE_5GBASER 0x000c +#define MV88E6XXX_PORT_STS_CMODE_10GBASER 0x000d +#define MV88E6XXX_PORT_STS_CMODE_USXGMII 0x000e #define MV88E6185_PORT_STS_CDUPLEX 0x0008 #define MV88E6185_PORT_STS_CMODE_MASK 0x0007 #define MV88E6185_PORT_STS_CMODE_GMII_FD 0x0000 @@ -117,6 +120,7 @@ #define MV88E6XXX_PORT_SWITCH_ID_PROD_6176 0x1760 #define MV88E6XXX_PORT_SWITCH_ID_PROD_6190 0x1900 #define MV88E6XXX_PORT_SWITCH_ID_PROD_6191 0x1910 +#define MV88E6XXX_PORT_SWITCH_ID_PROD_6193X 0x1930 #define MV88E6XXX_PORT_SWITCH_ID_PROD_6185 0x1a70 #define MV88E6XXX_PORT_SWITCH_ID_PROD_6220 0x2200 #define MV88E6XXX_PORT_SWITCH_ID_PROD_6240 0x2400 @@ -129,6 +133,7 @@ #define MV88E6XXX_PORT_SWITCH_ID_PROD_6350 0x3710 #define MV88E6XXX_PORT_SWITCH_ID_PROD_6351 0x3750 #define MV88E6XXX_PORT_SWITCH_ID_PROD_6390 0x3900 +#define MV88E6XXX_PORT_SWITCH_ID_PROD_6393X 0x3930 #define MV88E6XXX_PORT_SWITCH_ID_REV_MASK 0x000f /* Offset 0x04: Port Control Register */ @@ -236,6 +241,19 @@ #define MV88E6XXX_PORT_POLICY_CTL_TRAP 0x0002 #define MV88E6XXX_PORT_POLICY_CTL_DISCARD 0x0003 +/* Offset 0x0E: Policy & MGMT Control Register (FAMILY_6393X)*/ +#define MV88E6393X_PORT_POLICY_MGMT_CTL 0x0e +#define MV88E6393X_PORT_POLICY_MGMT_CTL_UPDATE 0x8000 +#define MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_MASK 0x3f00 +#define MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000000XLO 0x2000 +#define MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000000XHI 0x2100 +#define MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000002XLO 0x2400 +#define MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_01C280000002XHI 0x2500 +#define MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_INGRESS_DEST 0x3000 +#define MV88E6393X_PORT_POLICY_MGMT_CTL_PTR_CPU_DEST 0x3800 +#define MV88E6393X_PORT_POLICY_MGMT_CTL_DATA_MASK 0x00ff +#define MV88E6393X_PORT_POLICY_MGMT_CTL_CPU_DEST_MGMTPRI 0x00e0 + /* Offset 0x0F: Port Special Ether Type */ #define MV88E6XXX_PORT_ETH_TYPE 0x0f #define MV88E6XXX_PORT_ETH_TYPE_DEFAULT 0x9100 @@ -243,6 +261,15 @@ /* Offset 0x10: InDiscards Low Counter */ #define MV88E6XXX_PORT_IN_DISCARD_LO 0x10 +/* Offset 0x10: Extended Port Control Command */ +#define MV88E6393X_PORT_EPC_CMD 0x10 +#define MV88E6393X_PORT_EPC_CMD_BUSY 0x8000 +#define MV88E6393X_PORT_EPC_CMD_WRITE 0x0300 +#define MV88E6393X_PORT_EPC_INDEX_PORT_ETYPE 0x02 + +/* Offset 0x11: Extended Port Control Data */ +#define MV88E6393X_PORT_EPC_DATA 0x11 + /* Offset 0x11: InDiscards High Counter */ #define MV88E6XXX_PORT_IN_DISCARD_HI 0x11 @@ -312,7 +339,8 @@ int mv88e6390_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex); int mv88e6390x_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, int speed, int duplex); - +int mv88e6393x_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port, + int speed, int duplex); phy_interface_t mv88e6341_port_max_speed_mode(int port); phy_interface_t mv88e6390_port_max_speed_mode(int port); phy_interface_t mv88e6390x_port_max_speed_mode(int port); @@ -346,6 +374,13 @@ int mv88e6352_port_set_policy(struct mv88e6xxx_chip *chip, int port, enum mv88e6xxx_policy_action action); int mv88e6351_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, u16 etype); +int mv88e6393x_set_egress_port(struct mv88e6xxx_chip *chip, + enum mv88e6xxx_egress_direction direction, + int port); +int mv88e6393x_port_set_cpu_dest(struct mv88e6xxx_chip *chip, int port); +int mv88e6393x_port_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip); +int mv88e6393x_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, + u16 etype); int mv88e6xxx_port_set_message_port(struct mv88e6xxx_chip *chip, int port, bool message_port); int mv88e6165_port_set_jumbo_size(struct mv88e6xxx_chip *chip, int port, @@ -362,6 +397,8 @@ int mv88e6390_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode); int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode); +int mv88e6393x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, + phy_interface_t mode); int mv88e6185_port_get_cmode(struct mv88e6xxx_chip *chip, int port, u8 *cmode); int mv88e6352_port_get_cmode(struct mv88e6xxx_chip *chip, int port, u8 *cmode); int mv88e6xxx_port_set_map_da(struct mv88e6xxx_chip *chip, int port); diff --git a/drivers/net/dsa/mv88e6xxx/serdes.c b/drivers/net/dsa/mv88e6xxx/serdes.c index 9c07b4f3d345..eb1241fdbaa6 100644 --- a/drivers/net/dsa/mv88e6xxx/serdes.c +++ b/drivers/net/dsa/mv88e6xxx/serdes.c @@ -526,6 +526,37 @@ u8 mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port) return lane; } +/* Return the SERDES lane address a port is using. Only Ports 0, 9 and 10 + * have SERDES lanes. Returns -ENODEV if a port does not have a lane. + */ +u8 mv88e6393x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port) +{ + u8 cmode = chip->ports[port].cmode; + + switch (port) { + case 0: + if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX || + cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX || + cmode == MV88E6XXX_PORT_STS_CMODE_10GBASER) + return MV88E6393X_PORT0_LANE; + return ENODEV; + case 9: + if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX || + cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX || + cmode == MV88E6XXX_PORT_STS_CMODE_10GBASER) + return MV88E6393X_PORT9_LANE; + return ENODEV; + case 10: + if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX || + cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX || + cmode == MV88E6XXX_PORT_STS_CMODE_10GBASER) + return MV88E6393X_PORT10_LANE; + return ENODEV; + default: + return ENODEV; + } +} + /* Set power up/down for 10GBASE-R and 10GBASE-X4/X2 */ static int mv88e6390_serdes_power_10g(struct mv88e6xxx_chip *chip, u8 lane, bool up) @@ -916,6 +947,51 @@ static int mv88e6390_serdes_irq_status_sgmii(struct mv88e6xxx_chip *chip, return err; } +int mv88e6393x_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, + u8 lane, bool enable) +{ + u8 cmode = chip->ports[port].cmode; + int err = 0; + + switch (cmode) { + case MV88E6XXX_PORT_STS_CMODE_SGMII: + case MV88E6XXX_PORT_STS_CMODE_1000BASEX: + case MV88E6XXX_PORT_STS_CMODE_2500BASEX: + case MV88E6XXX_PORT_STS_CMODE_5GBASER: + case MV88E6XXX_PORT_STS_CMODE_10GBASER: + err = mv88e6390_serdes_irq_enable_sgmii(chip, lane, enable); + } + + return err; +} + +irqreturn_t mv88e6393x_serdes_irq_status(struct mv88e6xxx_chip *chip, int port, + u8 lane) +{ + u8 cmode = chip->ports[port].cmode; + irqreturn_t ret = IRQ_NONE; + u16 status; + int err; + + switch (cmode) { + case MV88E6XXX_PORT_STS_CMODE_SGMII: + case MV88E6XXX_PORT_STS_CMODE_1000BASEX: + case MV88E6XXX_PORT_STS_CMODE_2500BASEX: + case MV88E6XXX_PORT_STS_CMODE_5GBASER: + case MV88E6XXX_PORT_STS_CMODE_10GBASER: + err = mv88e6390_serdes_irq_status_sgmii(chip, lane, &status); + if (err) + return ret; + if (status & (MV88E6390_SGMII_INT_LINK_DOWN | + MV88E6390_SGMII_INT_LINK_UP)) { + ret = IRQ_HANDLED; + mv88e6390_serdes_irq_link_sgmii(chip, port, lane); + } + } + + return ret; +} + irqreturn_t mv88e6390_serdes_irq_status(struct mv88e6xxx_chip *chip, int port, u8 lane) { @@ -999,3 +1075,166 @@ void mv88e6390_serdes_get_regs(struct mv88e6xxx_chip *chip, int port, void *_p) p[i] = reg; } } + +int mv88e6393x_setup_errata(struct mv88e6xxx_chip *chip) +{ + u16 config0, config9, config10; + u16 pcs0, pcs9, pcs10; + int err = 0; + + /* mv88e6393x family errata 3.8 : + * When a SERDES port is operating in 1000BASE-X or SGMII mode link may not + * come up after hardware reset or software reset of SERDES core. + * Workaround is to write SERDES register 4.F074.14 =1 for only those modes + * and 0 in all other modes. + */ + err = mv88e6390_serdes_read(chip, MV88E6393X_PORT0_LANE, MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, &config0); + err = mv88e6390_serdes_read(chip, MV88E6393X_PORT9_LANE, MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, &config9); + err = mv88e6390_serdes_read(chip, MV88E6393X_PORT10_LANE, MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, &config10); + + err = mv88e6390_serdes_read(chip, MV88E6393X_PORT0_LANE, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, &pcs0); + pcs0 &= MV88E6393X_SERDES_POC_PCS_MODE_MASK; + err = mv88e6390_serdes_read(chip, MV88E6393X_PORT9_LANE, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, &pcs9); + pcs9 &= MV88E6393X_SERDES_POC_PCS_MODE_MASK; + err = mv88e6390_serdes_read(chip, MV88E6393X_PORT10_LANE, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, &pcs10); + pcs10 &= MV88E6393X_SERDES_POC_PCS_MODE_MASK; + + if (pcs0 == MV88E6393X_PCS_SELECT_1000BASEX || + pcs0 == MV88E6393X_PCS_SELECT_SGMII_PHY || + pcs0 == MV88E6393X_PCS_SELECT_SGMII_MAC) { + config0 |= MV88E6393X_ERRATA_1000BASEX_SGMII_BIT; + err = mv88e6390_serdes_write(chip, MV88E6393X_PORT0_LANE, + MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, + config0); + } else { + config0 &= ~MV88E6393X_ERRATA_1000BASEX_SGMII_BIT; + err = mv88e6390_serdes_write(chip, MV88E6393X_PORT0_LANE, + MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, + config0); + } + + if (pcs9 == MV88E6393X_PCS_SELECT_1000BASEX || + pcs9 == MV88E6393X_PCS_SELECT_SGMII_PHY || + pcs9 == MV88E6393X_PCS_SELECT_SGMII_MAC) { + config9 |= MV88E6393X_ERRATA_1000BASEX_SGMII_BIT; + err = mv88e6390_serdes_write(chip, MV88E6393X_PORT9_LANE, + MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, + config9); + } else { + config9 &= ~MV88E6393X_ERRATA_1000BASEX_SGMII_BIT; + err = mv88e6390_serdes_write(chip, MV88E6393X_PORT9_LANE, + MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, + config9); + } + + if (pcs10 == MV88E6393X_PCS_SELECT_1000BASEX || + pcs10 == MV88E6393X_PCS_SELECT_SGMII_PHY || + pcs10 == MV88E6393X_PCS_SELECT_SGMII_MAC) { + config10 |= MV88E6393X_ERRATA_1000BASEX_SGMII_BIT; + err = mv88e6390_serdes_write(chip, MV88E6393X_PORT10_LANE, + MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, + config10); + } else { + config10 &= ~MV88E6393X_ERRATA_1000BASEX_SGMII_BIT; + err = mv88e6390_serdes_write(chip, MV88E6393X_PORT10_LANE, + MDIO_MMD_PHYXS, + MV88E6393X_ERRATA_1000BASEX_SGMII, + config10); + } + return err; +} + +static int mv88e6393x_serdes_port_config(struct mv88e6xxx_chip *chip, int lane, + bool on) +{ + u16 config, pcs; + u8 cmode = chip->ports[lane].cmode; + + switch (cmode) { + case MV88E6XXX_PORT_STS_CMODE_1000BASEX: + pcs = MV88E6393X_PCS_SELECT_1000BASEX; + break; + case MV88E6XXX_PORT_STS_CMODE_2500BASEX: + pcs = MV88E6393X_PCS_SELECT_2500BASEX; + break; + case MV88E6XXX_PORT_STS_CMODE_10GBASER: + pcs = MV88E6393X_PCS_SELECT_10GBASER; + break; + default: + pcs = MV88E6393X_PCS_SELECT_1000BASEX; + break; + } + + if (on) { + /* mv88e6393x family errata 3.6 : + * When changing c_mode on Port 0 from [x]MII mode to any + * SERDES mode SERDES will not be operational. + * Workaround: Set Port0 SERDES register 4.F002.5=0 + */ + mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, &config); + config &= ~(MV88E6393X_SERDES_POC_PCS_MODE_MASK | + MV88E6393X_SERDES_POC_PDOWN); + config |= pcs; + mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, config); + config |= MV88E6393X_SERDES_POC_RESET; + mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, config); + + /* mv88e6393x family errata 3.7 : + * When changing cmode on SERDES port from any other mode to + * 1000BASE-X mode the link may not come up due to invalid + * 1000BASE-X advertisement. + * Workaround: Correct advertisement and reset PHY core. + */ + config = MV88E6390_SGMII_ANAR_1000BASEX_FD; + mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS, + MV88E6390_SGMII_ANAR, config); + + /* soft reset the PCS/PMA */ + mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS, + MV88E6390_SGMII_CONTROL, &config); + config |= MV88E6390_SGMII_CONTROL_RESET; + mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS, + MV88E6390_SGMII_CONTROL, config); + } + + return 0; +} + +int mv88e6393x_serdes_power(struct mv88e6xxx_chip *chip, int port, u8 lane, + bool on) +{ + lane = mv88e6393x_serdes_get_lane(chip, port); + if (lane == ENODEV) + return -ENODEV; + + if (port == 0 || port == 9 || port == 10) { + u8 cmode = chip->ports[port].cmode; + + mv88e6393x_serdes_port_config(chip, lane, on); + + switch (cmode) { + case MV88E6XXX_PORT_STS_CMODE_1000BASEX: + case MV88E6XXX_PORT_STS_CMODE_2500BASEX: + return mv88e6390_serdes_power_sgmii(chip, lane, on); + case MV88E6XXX_PORT_STS_CMODE_10GBASER: + return mv88e6390_serdes_power_10g(chip, lane, on); + } + } + + return 0; +} + diff --git a/drivers/net/dsa/mv88e6xxx/serdes.h b/drivers/net/dsa/mv88e6xxx/serdes.h index 14315f26228a..c3eaaaac8619 100644 --- a/drivers/net/dsa/mv88e6xxx/serdes.h +++ b/drivers/net/dsa/mv88e6xxx/serdes.h @@ -68,15 +68,47 @@ #define MV88E6390_SGMII_PHY_STATUS_LINK BIT(10) #define MV88E6390_SGMII_PHY_STATUS_TX_PAUSE BIT(3) #define MV88E6390_SGMII_PHY_STATUS_RX_PAUSE BIT(2) +#define MV88E6390_SGMII_STATUS_AN_ABLE BIT(3) +#define MV88E6390_SGMII_ANAR 0x2004 +#define MV88E6390_SGMII_ANAR_1000BASEX_FD BIT(5) +#define MV88E6390_SGMII_CONTROL 0x2000 +#define MV88E6390_SGMII_CONTROL_RESET BIT(15) +#define MV88E6390_SGMII_CONTROL_LOOPBACK BIT(14) +#define MV88E6390_SGMII_CONTROL_PDOWN BIT(11) +#define MV88E6390_SGMII_STATUS 0x2001 /* Packet generator pad packet checker */ #define MV88E6390_PG_CONTROL 0xf010 #define MV88E6390_PG_CONTROL_ENABLE_PC BIT(0) +#define MV88E6393X_PORT0_LANE 0x00 +#define MV88E6393X_PORT9_LANE 0x09 +#define MV88E6393X_PORT10_LANE 0x0a + +/* Port Operational Configuration */ +#define MV88E6393X_PCS_SELECT_1000BASEX 0x0000 +#define MV88E6393X_PCS_SELECT_2500BASEX 0x0001 +#define MV88E6393X_PCS_SELECT_SGMII_PHY 0x0002 +#define MV88E6393X_PCS_SELECT_SGMII_MAC 0x0003 +#define MV88E6393X_PCS_SELECT_5GBASER 0x0004 +#define MV88E6393X_PCS_SELECT_10GBASER 0x0005 +#define MV88E6393X_PCS_SELECT_USXGMII_PHY 0x0006 +#define MV88E6393X_PCS_SELECT_USXGMII_MAC 0x0007 + +#define MV88E6393X_SERDES_POC 0xf002 +#define MV88E6393X_SERDES_POC_PCS_MODE_MASK 0x0007 +#define MV88E6393X_SERDES_POC_RESET BIT(15) +#define MV88E6393X_SERDES_POC_PDOWN BIT(5) +#define MV88E6393X_SERDES_POC_ANEG BIT(3) + +#define MV88E6393X_ERRATA_1000BASEX_SGMII 0xF074 +#define MV88E6393X_ERRATA_1000BASEX_SGMII_BIT BIT(14) + u8 mv88e6341_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); u8 mv88e6352_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); u8 mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); u8 mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); +u8 mv88e6393x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port); int mv88e6352_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port, u8 lane, unsigned int mode, phy_interface_t interface, @@ -105,14 +137,21 @@ int mv88e6352_serdes_power(struct mv88e6xxx_chip *chip, int port, u8 lane, bool on); int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, u8 lane, bool on); +int mv88e6393x_serdes_power(struct mv88e6xxx_chip *chip, int port, u8 lane, + bool on); +int mv88e6393x_setup_errata(struct mv88e6xxx_chip *chip); int mv88e6352_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, u8 lane, bool enable); int mv88e6390_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, u8 lane, bool enable); +int mv88e6393x_serdes_irq_enable(struct mv88e6xxx_chip *chip, int port, + u8 lane, bool enable); irqreturn_t mv88e6352_serdes_irq_status(struct mv88e6xxx_chip *chip, int port, u8 lane); irqreturn_t mv88e6390_serdes_irq_status(struct mv88e6xxx_chip *chip, int port, u8 lane); +irqreturn_t mv88e6393x_serdes_irq_status(struct mv88e6xxx_chip *chip, int port, + u8 lane); int mv88e6352_serdes_get_sset_count(struct mv88e6xxx_chip *chip, int port); int mv88e6352_serdes_get_strings(struct mv88e6xxx_chip *chip, int port, uint8_t *data);