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Tue, 13 Dec 2022 06:01:06 GMT (envelope-from git) Date: Tue, 13 Dec 2022 06:01:06 GMT Message-Id: <202212130601.2BD6166U000831@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Ganbold Tsagaankhuu Subject: git: 85e7d8e0aea7 - main - Add driver for Motorcomm YT8511 GbE PHY List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: ganbold X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 85e7d8e0aea77b454a6b263edeb85c7e037e8d1e Auto-Submitted: auto-generated X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by ganbold: URL: https://cgit.FreeBSD.org/src/commit/?id=85e7d8e0aea77b454a6b263edeb85c7e037e8d1e commit 85e7d8e0aea77b454a6b263edeb85c7e037e8d1e Author: Søren Schmidt AuthorDate: 2022-12-13 05:58:51 +0000 Commit: Ganbold Tsagaankhuu CommitDate: 2022-12-13 05:58:51 +0000 Add driver for Motorcomm YT8511 GbE PHY Partially from: https://reviews.freebsd.org/D36093 --- sys/dev/mii/mcommphy.c | 184 +++++++++++++++++++++++++++++++++++++++++++++++++ sys/dev/mii/miidevs | 4 ++ 2 files changed, 188 insertions(+) diff --git a/sys/dev/mii/mcommphy.c b/sys/dev/mii/mcommphy.c new file mode 100644 index 000000000000..6948045aaf4f --- /dev/null +++ b/sys/dev/mii/mcommphy.c @@ -0,0 +1,184 @@ +/* + * Copyright (c) 2022 Jared McNeill + * Copyright (c) 2022 Soren Schmidt + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Motorcomm YT8511C / YT8511H Integrated 10/100/1000 Gigabit Ethernet phy + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +#include +#include + +#include "miibus_if.h" + +#define MCOMMPHY_OUI 0x000000 +#define MCOMMPHY_MODEL 0x10 +#define MCOMMPHY_REV 0x0a + +#define EXT_REG_ADDR 0x1e +#define EXT_REG_DATA 0x1f + +/* Extended registers */ +#define PHY_CLOCK_GATING_REG 0x0c +#define RX_CLK_DELAY_EN 0x0001 +#define CLK_25M_SEL 0x0006 +#define CLK_25M_SEL_125M 3 +#define TX_CLK_DELAY_SEL 0x00f0 +#define PHY_SLEEP_CONTROL1_REG 0x27 +#define PLLON_IN_SLP 0x4000 + +#define LOWEST_SET_BIT(mask) ((((mask) - 1) & (mask)) ^ (mask)) +#define SHIFTIN(x, mask) ((x) * LOWEST_SET_BIT(mask)) + +static int +mcommphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd) +{ + switch (cmd) { + case MII_POLLSTAT: + break; + + case MII_MEDIACHG: + mii_phy_setmedia(sc); + break; + + case MII_TICK: + if (mii_phy_tick(sc) == EJUSTRETURN) + return (0); + break; + } + + /* Update the media status. */ + PHY_STATUS(sc); + + /* Callback if something changed. */ + mii_phy_update(sc, cmd); + + return (0); +} + +static const struct mii_phy_funcs mcommphy_funcs = { + mcommphy_service, + ukphy_status, + mii_phy_reset +}; + +static int +mcommphy_probe(device_t dev) +{ + struct mii_attach_args *ma = device_get_ivars(dev); + + /* + * The YT8511C reports an OUI of 0. Best we can do here is to match + * exactly the contents of the PHY identification registers. + */ + if (MII_OUI(ma->mii_id1, ma->mii_id2) == MCOMMPHY_OUI && + MII_MODEL(ma->mii_id2) == MCOMMPHY_MODEL && + MII_REV(ma->mii_id2) == MCOMMPHY_REV) { + device_set_desc(dev, "Motorcomm YT8511 media interface"); + return BUS_PROBE_DEFAULT; + } + return (ENXIO); +} + +static int +mcommphy_attach(device_t dev) +{ + struct mii_softc *sc = device_get_softc(dev); + uint16_t oldaddr, data; + + mii_phy_dev_attach(dev, MIIF_NOMANPAUSE, &mcommphy_funcs, 0); + + PHY_RESET(sc); + + /* begin chip stuff */ + oldaddr = PHY_READ(sc, EXT_REG_ADDR); + + PHY_WRITE(sc, EXT_REG_ADDR, PHY_CLOCK_GATING_REG); + data = PHY_READ(sc, EXT_REG_DATA); + data &= ~CLK_25M_SEL; + data |= SHIFTIN(CLK_25M_SEL_125M, CLK_25M_SEL);; + if (sc->mii_flags & MIIF_RX_DELAY) { + data |= RX_CLK_DELAY_EN; + } else { + data &= ~RX_CLK_DELAY_EN; + } + data &= ~TX_CLK_DELAY_SEL; + if (sc->mii_flags & MIIF_TX_DELAY) { + data |= SHIFTIN(0xf, TX_CLK_DELAY_SEL); + } else { + data |= SHIFTIN(0x2, TX_CLK_DELAY_SEL); + } + PHY_WRITE(sc, EXT_REG_DATA, data); + + PHY_WRITE(sc, EXT_REG_ADDR, PHY_SLEEP_CONTROL1_REG); + data = PHY_READ(sc, EXT_REG_DATA); + data |= PLLON_IN_SLP; + PHY_WRITE(sc, EXT_REG_DATA, data); + + PHY_WRITE(sc, EXT_REG_ADDR, oldaddr); + /* end chip stuff */ + + sc->mii_capabilities = PHY_READ(sc, MII_BMSR) & sc->mii_capmask; + if (sc->mii_capabilities & BMSR_EXTSTAT) + sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR); + device_printf(dev, " "); + mii_phy_add_media(sc); + printf("\n"); + + MIIBUS_MEDIAINIT(sc->mii_dev); + + return (0); +} + + +static device_method_t mcommphy_methods[] = { + /* device interface */ + DEVMETHOD(device_probe, mcommphy_probe), + DEVMETHOD(device_attach, mcommphy_attach), + DEVMETHOD(device_detach, mii_phy_detach), + DEVMETHOD(device_shutdown, bus_generic_shutdown), + DEVMETHOD_END +}; + +static driver_t mcommphy_driver = { + "mcommphy", + mcommphy_methods, + sizeof(struct mii_softc) +}; + +DRIVER_MODULE(mcommphy, miibus, mcommphy_driver, 0, 0); diff --git a/sys/dev/mii/miidevs b/sys/dev/mii/miidevs index 1ef40a9b116d..c6e1226687bb 100644 --- a/sys/dev/mii/miidevs +++ b/sys/dev/mii/miidevs @@ -63,6 +63,7 @@ oui JMICRON 0x00d831 JMicron Technologies oui LEVEL1 0x00207b Level 1 oui MARVELL 0x005043 Marvell Semiconductor oui MICREL 0x0010a1 Micrel +oui MOTORCOMM 0x000000 Motorcomm oui MYSON 0x00c0b4 Myson Technology oui NATSEMI 0x080017 National Semiconductor oui PMCSIERRA 0x00e004 PMC-Sierra @@ -291,6 +292,9 @@ model MICREL KSZ8081 0x0016 Micrel KSZ8081 10/100 PHY model MICREL KSZ9021 0x0021 Micrel KSZ9021 10/100/1000 PHY model MICREL KSZ9031 0x0022 Micrel KSZ9031 10/100/1000 PHY +/* Motorcomm PHYs */ +model MOTORCOMM YT8511 0x010a Motorcomm YT8511 10/100/1000 PHY + /* Myson Technology PHYs */ model xxMYSON MTD972 0x0000 MTD972 10/100 media interface model MYSON MTD803 0x0000 MTD803 3-in-1 media interface