From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VnnLX-00080n-Ht for barebox@lists.infradead.org; Tue, 03 Dec 2013 10:36:52 +0000 Date: Tue, 3 Dec 2013 11:36:29 +0100 From: Sascha Hauer Message-ID: <20131203103629.GJ24559@pengutronix.de> References: <1386008480-10368-1-git-send-email-l.stach@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1386008480-10368-1-git-send-email-l.stach@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH v2 1/2] net/phy: add driver for atheros PHYs To: Lucas Stach Cc: barebox@lists.infradead.org On Mon, Dec 02, 2013 at 07:21:19PM +0100, Lucas Stach wrote: > Based on Linux kernel 3.12 driver. > > Signed-off-by: Lucas Stach Fixed some whitespaces and applied both Sascha > --- > drivers/net/phy/Kconfig | 5 ++ > drivers/net/phy/Makefile | 1 + > drivers/net/phy/at803x.c | 121 +++++++++++++++++++++++++++++++++++++++++++++++ > 3 files changed, 127 insertions(+) > create mode 100644 drivers/net/phy/at803x.c > > diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig > index b6ac9ee75076..83966f997f27 100644 > --- a/drivers/net/phy/Kconfig > +++ b/drivers/net/phy/Kconfig > @@ -8,6 +8,11 @@ if PHYLIB > > comment "MII PHY device drivers" > > +config AT803X_PHY > + bool "Driver for Atheros AT803X PHYs" > + ---help--- > + Currently supports the AT8030, AT8031 and AT8035 PHYs. > + > config MICREL_PHY > bool "Driver for Micrel PHYs" > ---help--- > diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile > index 5f8191d8a7f5..47e2b423319f 100644 > --- a/drivers/net/phy/Makefile > +++ b/drivers/net/phy/Makefile > @@ -1,3 +1,4 @@ > obj-y += phy.o mdio_bus.o > +obj-$(CONFIG_AT803X_PHY) += at803x.o > obj-$(CONFIG_MICREL_PHY) += micrel.o > obj-$(CONFIG_SMSC_PHY) += smsc.o > diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c > new file mode 100644 > index 000000000000..a244c87cbafa > --- /dev/null > +++ b/drivers/net/phy/at803x.c > @@ -0,0 +1,121 @@ > +/* > + * drivers/net/phy/at803x.c > + * > + * Driver for Atheros 803x PHY > + * > + * Author: Matus Ujhelyi > + * > + * This program is free software; you can redistribute it and/or modify it > + * under the terms of the GNU General Public License as published by the > + * Free Software Foundation; either version 2 of the License, or (at your > + * option) any later version. > + */ > + > +#include > +#include > +#include > +#include > + > +#define AT803X_INTR_ENABLE 0x12 > +#define AT803X_INTR_STATUS 0x13 > +#define AT803X_WOL_ENABLE 0x01 > +#define AT803X_DEVICE_ADDR 0x03 > +#define AT803X_LOC_MAC_ADDR_0_15_OFFSET 0x804C > +#define AT803X_LOC_MAC_ADDR_16_31_OFFSET 0x804B > +#define AT803X_LOC_MAC_ADDR_32_47_OFFSET 0x804A > +#define AT803X_MMD_ACCESS_CONTROL 0x0D > +#define AT803X_MMD_ACCESS_CONTROL_DATA 0x0E > +#define AT803X_FUNC_DATA 0x4003 > +#define AT803X_DEBUG_ADDR 0x1D > +#define AT803X_DEBUG_DATA 0x1E > +#define AT803X_DEBUG_SYSTEM_MODE_CTRL 0x05 > +#define AT803X_DEBUG_RGMII_TX_CLK_DLY (1 << 8) > + > +static int at803x_config_init(struct phy_device *phydev) > +{ > + int val; > + int ret; > + u32 features; > + > + features = SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_AUI | > + SUPPORTED_FIBRE | SUPPORTED_BNC; > + > + val = phy_read(phydev, MII_BMSR); > + if (val < 0) > + return val; > + > + if (val & BMSR_ANEGCAPABLE) > + features |= SUPPORTED_Autoneg; > + if (val & BMSR_100FULL) > + features |= SUPPORTED_100baseT_Full; > + if (val & BMSR_100HALF) > + features |= SUPPORTED_100baseT_Half; > + if (val & BMSR_10FULL) > + features |= SUPPORTED_10baseT_Full; > + if (val & BMSR_10HALF) > + features |= SUPPORTED_10baseT_Half; > + > + if (val & BMSR_ESTATEN) { > + val = phy_read(phydev, MII_ESTATUS); > + if (val < 0) > + return val; > + > + if (val & ESTATUS_1000_TFULL) > + features |= SUPPORTED_1000baseT_Full; > + if (val & ESTATUS_1000_THALF) > + features |= SUPPORTED_1000baseT_Half; > + } > + > + phydev->supported = features; > + phydev->advertising = features; > + > + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID) { > + ret = phy_write(phydev, AT803X_DEBUG_ADDR, > + AT803X_DEBUG_SYSTEM_MODE_CTRL); > + if (ret) > + return ret; > + ret = phy_write(phydev, AT803X_DEBUG_DATA, > + AT803X_DEBUG_RGMII_TX_CLK_DLY); > + if (ret) > + return ret; > + } > + > + return 0; > +} > + > +static struct phy_driver at803x_driver[] = { > +{ > + /* ATHEROS 8035 */ > + .phy_id = 0x004dd072, > + .phy_id_mask = 0xffffffef, > + .drv.name = "Atheros 8035 ethernet", > + .config_init = at803x_config_init, > + .features = PHY_GBIT_FEATURES, > + .config_aneg = &genphy_config_aneg, > + .read_status = &genphy_read_status, > +}, { > + /* ATHEROS 8030 */ > + .phy_id = 0x004dd076, > + .phy_id_mask = 0xffffffef, > + .drv.name = "Atheros 8030 ethernet", > + .config_init = at803x_config_init, > + .features = PHY_GBIT_FEATURES, > + .config_aneg = &genphy_config_aneg, > + .read_status = &genphy_read_status, > +}, { > + /* ATHEROS 8031 */ > + .phy_id = 0x004dd074, > + .phy_id_mask = 0xffffffef, > + .drv.name = "Atheros 8031 ethernet", > + .config_init = at803x_config_init, > + .features = PHY_GBIT_FEATURES, > + .config_aneg = &genphy_config_aneg, > + .read_status = &genphy_read_status, > +} }; > + > +static int atheros_phy_init(void) > +{ > + return phy_drivers_register(at803x_driver, > + ARRAY_SIZE(at803x_driver)); > +} > +fs_initcall(atheros_phy_init); > -- > 1.8.4.3 > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox