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Merge git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc

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* git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (53 commits)
  powerpc: Support for relocatable kdump kernel
  powerpc: Don't use a 16G page if beyond mem= limits
  powerpc: Add del_node() for early boot code to prune inapplicable devices.
  powerpc: Further compile fixup for STRICT_MM_TYPECHECKS
  powerpc: Remove empty #else from signal_64.c
  powerpc: Move memory size print into common show_cpuinfo for 32-bit
  hvc_console: Remove __devexit annotation of hvc_remove()
  hvc_console: Add support for tty window resizing
  hvc_console: Fix loop if put_char() returns 0
  hvc_console: Add tty driver flag TTY_DRIVER_RESET_TERMIOS
  hvc_console: Add a hangup notifier for backends
  powerpc/83xx: Add DS1339 RTC support for MPC8349E-mITX boards .dts
  powerpc/83xx: Add support for MCU microcontroller in .dts files
  powerpc/85xx: Move mpc8572ds.dts to address-cells/size-cells = <2>
  of/spi: Support specifying chip select as active high via device tree
  powerpc: Remove device_type = "board_control" properties in .dts files
  i2c-cpm: Suppress autoprobing for devices
  powerpc/85xx: Fix mpc8536ds dma interrupt numbers
  powerpc/85xx: Enable enhanced functions for 8536 TSEC
  powerpc: Delete unused prom_strtoul and prom_memparse
  ...
This commit is contained in:
Linus Torvalds 2008-10-23 08:28:25 -07:00
commit 9bf9b2f3ad
96 changed files with 3745 additions and 414 deletions
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57
drivers/net/fec_mpc52xx_phy.c
View file

@ -2,6 +2,7 @@
* Driver for the MPC5200 Fast Ethernet Controller - MDIO bus driver
*
* Copyright (C) 2007 Domen Puncer, Telargo, Inc.
* Copyright (C) 2008 Wolfram Sang, Pengutronix
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
@ -21,58 +22,45 @@ struct mpc52xx_fec_mdio_priv {
struct mpc52xx_fec __iomem *regs;
};
static int mpc52xx_fec_mdio_read(struct mii_bus *bus, int phy_id, int reg)
static int mpc52xx_fec_mdio_transfer(struct mii_bus *bus, int phy_id,
int reg, u32 value)
{
struct mpc52xx_fec_mdio_priv *priv = bus->priv;
struct mpc52xx_fec __iomem *fec;
int tries = 100;
u32 request = FEC_MII_READ_FRAME;
value |= (phy_id << FEC_MII_DATA_PA_SHIFT) & FEC_MII_DATA_PA_MSK;
value |= (reg << FEC_MII_DATA_RA_SHIFT) & FEC_MII_DATA_RA_MSK;
fec = priv->regs;
out_be32(&fec->ievent, FEC_IEVENT_MII);
request |= (phy_id << FEC_MII_DATA_PA_SHIFT) & FEC_MII_DATA_PA_MSK;
request |= (reg << FEC_MII_DATA_RA_SHIFT) & FEC_MII_DATA_RA_MSK;
out_be32(&priv->regs->mii_data, request);
out_be32(&priv->regs->mii_data, value);
/* wait for it to finish, this takes about 23 us on lite5200b */
while (!(in_be32(&fec->ievent) & FEC_IEVENT_MII) && --tries)
udelay(5);
if (tries == 0)
if (!tries)
return -ETIMEDOUT;
return in_be32(&priv->regs->mii_data) & FEC_MII_DATA_DATAMSK;
return value & FEC_MII_DATA_OP_RD ?
in_be32(&priv->regs->mii_data) & FEC_MII_DATA_DATAMSK : 0;
}
static int mpc52xx_fec_mdio_write(struct mii_bus *bus, int phy_id, int reg, u16 data)
static int mpc52xx_fec_mdio_read(struct mii_bus *bus, int phy_id, int reg)
{
struct mpc52xx_fec_mdio_priv *priv = bus->priv;
struct mpc52xx_fec __iomem *fec;
u32 value = data;
int tries = 100;
fec = priv->regs;
out_be32(&fec->ievent, FEC_IEVENT_MII);
value |= FEC_MII_WRITE_FRAME;
value |= (phy_id << FEC_MII_DATA_PA_SHIFT) & FEC_MII_DATA_PA_MSK;
value |= (reg << FEC_MII_DATA_RA_SHIFT) & FEC_MII_DATA_RA_MSK;
out_be32(&priv->regs->mii_data, value);
/* wait for request to finish */
while (!(in_be32(&fec->ievent) & FEC_IEVENT_MII) && --tries)
udelay(5);
if (tries == 0)
return -ETIMEDOUT;
return 0;
return mpc52xx_fec_mdio_transfer(bus, phy_id, reg, FEC_MII_READ_FRAME);
}
static int mpc52xx_fec_mdio_probe(struct of_device *of, const struct of_device_id *match)
static int mpc52xx_fec_mdio_write(struct mii_bus *bus, int phy_id, int reg,
u16 data)
{
return mpc52xx_fec_mdio_transfer(bus, phy_id, reg,
data | FEC_MII_WRITE_FRAME);
}
static int mpc52xx_fec_mdio_probe(struct of_device *of,
const struct of_device_id *match)
{
struct device *dev = &of->dev;
struct device_node *np = of->node;
@ -131,7 +119,8 @@ static int mpc52xx_fec_mdio_probe(struct of_device *of, const struct of_device_i
dev_set_drvdata(dev, bus);
/* set MII speed */
out_be32(&priv->regs->mii_speed, ((mpc52xx_find_ipb_freq(of->node) >> 20) / 5) << 1);
out_be32(&priv->regs->mii_speed,
((mpc52xx_find_ipb_freq(of->node) >> 20) / 5) << 1);
/* enable MII interrupt */
out_be32(&priv->regs->imask, in_be32(&priv->regs->imask) | FEC_IMASK_MII);

10
drivers/net/ibm_newemac/core.c
View file

@ -2604,8 +2604,16 @@ static int __devinit emac_init_config(struct emac_instance *dev)
if (of_device_is_compatible(np, "ibm,emac-440ep") ||
of_device_is_compatible(np, "ibm,emac-440gr"))
dev->features |= EMAC_FTR_440EP_PHY_CLK_FIX;
if (of_device_is_compatible(np, "ibm,emac-405ez"))
if (of_device_is_compatible(np, "ibm,emac-405ez")) {
#ifdef CONFIG_IBM_NEW_EMAC_NO_FLOW_CONTROL
dev->features |= EMAC_FTR_NO_FLOW_CONTROL_40x;
#else
printk(KERN_ERR "%s: Flow control not disabled!\n",
np->full_name);
return -ENXIO;
#endif
}
}
/* Fixup some feature bits based on the device tree */

15
drivers/net/ibm_newemac/mal.c
View file

@ -280,9 +280,11 @@ static irqreturn_t mal_txeob(int irq, void *dev_instance)
mal_schedule_poll(mal);
set_mal_dcrn(mal, MAL_TXEOBISR, r);
#ifdef CONFIG_PPC_DCR_NATIVE
if (mal_has_feature(mal, MAL_FTR_CLEAR_ICINTSTAT))
mtdcri(SDR0, DCRN_SDR_ICINTSTAT,
(mfdcri(SDR0, DCRN_SDR_ICINTSTAT) | ICINTSTAT_ICTX));
#endif
return IRQ_HANDLED;
}
@ -298,9 +300,11 @@ static irqreturn_t mal_rxeob(int irq, void *dev_instance)
mal_schedule_poll(mal);
set_mal_dcrn(mal, MAL_RXEOBISR, r);
#ifdef CONFIG_PPC_DCR_NATIVE
if (mal_has_feature(mal, MAL_FTR_CLEAR_ICINTSTAT))
mtdcri(SDR0, DCRN_SDR_ICINTSTAT,
(mfdcri(SDR0, DCRN_SDR_ICINTSTAT) | ICINTSTAT_ICRX));
#endif
return IRQ_HANDLED;
}
@ -572,9 +576,18 @@ static int __devinit mal_probe(struct of_device *ofdev,
goto fail;
}
if (of_device_is_compatible(ofdev->node, "ibm,mcmal-405ez"))
if (of_device_is_compatible(ofdev->node, "ibm,mcmal-405ez")) {
#if defined(CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT) && \
defined(CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR)
mal->features |= (MAL_FTR_CLEAR_ICINTSTAT |
MAL_FTR_COMMON_ERR_INT);
#else
printk(KERN_ERR "%s: Support for 405EZ not enabled!\n",
ofdev->node->full_name);
err = -ENODEV;
goto fail;
#endif
}
mal->txeob_irq = irq_of_parse_and_map(ofdev->node, 0);
mal->rxeob_irq = irq_of_parse_and_map(ofdev->node, 1);