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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-06-18 11:22:08 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-06-18 11:22:08 +1000
commitb71a107c66ad952c9d35ec046a803efc89a80556 (patch)
treeeb1f77af4f14974ba40a413d7679b3a451295a3d /drivers
parent4b337c5f245b6587ba844ac7bb13c313a2912f7b (diff)
parente7c5a4f292e0d1f4ba9a3a94b2c8e8b71e35b25a (diff)
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Merge commit 'gcl/merge' into next
Manual merge of: drivers/net/fec_mpc52xx.c
Diffstat (limited to 'drivers')
-rw-r--r--drivers/ata/pata_mpc52xx.c2
-rw-r--r--drivers/i2c/busses/i2c-mpc.c2
-rw-r--r--drivers/net/fec_mpc52xx.c2
-rw-r--r--drivers/net/fec_mpc52xx_phy.c2
-rw-r--r--drivers/serial/mpc52xx_uart.c5
-rw-r--r--drivers/spi/mpc52xx_psc_spi.c22
-rw-r--r--drivers/video/xilinxfb.c59
-rw-r--r--drivers/watchdog/mpc5200_wdt.c2
8 files changed, 39 insertions, 57 deletions
diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 68d27bc70d06..2bc2dbe30e8f 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -694,7 +694,7 @@ mpc52xx_ata_probe(struct of_device *op, const struct of_device_id *match)
struct bcom_task *dmatsk = NULL;
/* Get ipb frequency */
- ipb_freq = mpc52xx_find_ipb_freq(op->node);
+ ipb_freq = mpc5xxx_get_bus_frequency(op->node);
if (!ipb_freq) {
dev_err(&op->dev, "could not determine IPB bus frequency\n");
return -ENODEV;
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index dd778d7ae047..d325e86e3103 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -197,7 +197,7 @@ int mpc_i2c_get_fdr_52xx(struct device_node *node, u32 clock, int prescaler)
return -EINVAL;
/* Determine divider value */
- divider = mpc52xx_find_ipb_freq(node) / clock;
+ divider = mpc5xxx_get_bus_frequency(node) / clock;
/*
* We want to choose an FDR/DFSR that generates an I2C bus speed that
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index 7d443405bbe2..cc786333d95c 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -948,7 +948,7 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match)
/* Start with safe defaults for link connection */
priv->speed = 100;
priv->duplex = DUPLEX_HALF;
- priv->mdio_speed = ((mpc52xx_find_ipb_freq(op->node) >> 20) / 5) << 1;
+ priv->mdio_speed = ((mpc5xxx_get_bus_frequency(op->node) >> 20) / 5) << 1;
/* The current speed preconfigures the speed of the MII link */
prop = of_get_property(op->node, "current-speed", &prop_size);
diff --git a/drivers/net/fec_mpc52xx_phy.c b/drivers/net/fec_mpc52xx_phy.c
index fec9f245116b..31e6d62b785d 100644
--- a/drivers/net/fec_mpc52xx_phy.c
+++ b/drivers/net/fec_mpc52xx_phy.c
@@ -106,7 +106,7 @@ static int mpc52xx_fec_mdio_probe(struct of_device *of,
/* set MII speed */
out_be32(&priv->regs->mii_speed,
- ((mpc52xx_find_ipb_freq(of->node) >> 20) / 5) << 1);
+ ((mpc5xxx_get_bus_frequency(of->node) >> 20) / 5) << 1);
err = of_mdiobus_register(bus, np);
if (err)
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index b3feb6198d57..abbd146c50d9 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -76,7 +76,6 @@
#include <linux/of_platform.h>
#include <asm/mpc52xx.h>
-#include <asm/mpc512x.h>
#include <asm/mpc52xx_psc.h>
#if defined(CONFIG_SERIAL_MPC52xx_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
@@ -254,7 +253,7 @@ static unsigned long mpc52xx_getuartclk(void *p)
* but the generic serial code assumes 16
* so return ipb freq / 2
*/
- return mpc52xx_find_ipb_freq(p) / 2;
+ return mpc5xxx_get_bus_frequency(p) / 2;
}
static struct psc_ops mpc52xx_psc_ops = {
@@ -391,7 +390,7 @@ static void mpc512x_psc_cw_restore_ints(struct uart_port *port)
static unsigned long mpc512x_getuartclk(void *p)
{
- return mpc512x_find_ips_freq(p);
+ return mpc5xxx_get_bus_frequency(p);
}
static struct psc_ops mpc512x_psc_ops = {
diff --git a/drivers/spi/mpc52xx_psc_spi.c b/drivers/spi/mpc52xx_psc_spi.c
index 68c77a911595..e1901fdce774 100644
--- a/drivers/spi/mpc52xx_psc_spi.c
+++ b/drivers/spi/mpc52xx_psc_spi.c
@@ -13,6 +13,7 @@
#include <linux/module.h>
#include <linux/init.h>
+#include <linux/types.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
#include <linux/of_platform.h>
@@ -30,8 +31,7 @@
struct mpc52xx_psc_spi {
/* fsl_spi_platform data */
- void (*activate_cs)(u8, u8);
- void (*deactivate_cs)(u8, u8);
+ void (*cs_control)(struct spi_device *spi, bool on);
u32 sysclk;
/* driver internal data */
@@ -111,18 +111,16 @@ static void mpc52xx_psc_spi_activate_cs(struct spi_device *spi)
out_be16((u16 __iomem *)&psc->ccr, ccr);
mps->bits_per_word = cs->bits_per_word;
- if (mps->activate_cs)
- mps->activate_cs(spi->chip_select,
- (spi->mode & SPI_CS_HIGH) ? 1 : 0);
+ if (mps->cs_control)
+ mps->cs_control(spi, (spi->mode & SPI_CS_HIGH) ? 1 : 0);
}
static void mpc52xx_psc_spi_deactivate_cs(struct spi_device *spi)
{
struct mpc52xx_psc_spi *mps = spi_master_get_devdata(spi->master);
- if (mps->deactivate_cs)
- mps->deactivate_cs(spi->chip_select,
- (spi->mode & SPI_CS_HIGH) ? 1 : 0);
+ if (mps->cs_control)
+ mps->cs_control(spi, (spi->mode & SPI_CS_HIGH) ? 0 : 1);
}
#define MPC52xx_PSC_BUFSIZE (MPC52xx_PSC_RFNUM_MASK + 1)
@@ -388,15 +386,13 @@ static int __init mpc52xx_psc_spi_do_probe(struct device *dev, u32 regaddr,
mps->irq = irq;
if (pdata == NULL) {
dev_warn(dev, "probe called without platform data, no "
- "(de)activate_cs function will be called\n");
- mps->activate_cs = NULL;
- mps->deactivate_cs = NULL;
+ "cs_control function will be called\n");
+ mps->cs_control = NULL;
mps->sysclk = 0;
master->bus_num = bus_num;
master->num_chipselect = 255;
} else {
- mps->activate_cs = pdata->activate_cs;
- mps->deactivate_cs = pdata->deactivate_cs;
+ mps->cs_control = pdata->cs_control;
mps->sysclk = pdata->sysclk;
master->bus_num = pdata->bus_num;
master->num_chipselect = pdata->max_chipselect;
diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c
index 7a868bd16e0e..ed7c8d0ddccb 100644
--- a/drivers/video/xilinxfb.c
+++ b/drivers/video/xilinxfb.c
@@ -124,7 +124,6 @@ struct xilinxfb_drvdata {
registers */
dcr_host_t dcr_host;
- unsigned int dcr_start;
unsigned int dcr_len;
void *fb_virt; /* virt. address of the frame buffer */
@@ -325,8 +324,8 @@ static int xilinxfb_assign(struct device *dev,
drvdata->regs);
}
/* Put a banner in the log (for DEBUG) */
- dev_dbg(dev, "fb: phys=%p, virt=%p, size=%x\n",
- (void *)drvdata->fb_phys, drvdata->fb_virt, fbsize);
+ dev_dbg(dev, "fb: phys=%llx, virt=%p, size=%x\n",
+ (unsigned long long)drvdata->fb_phys, drvdata->fb_virt, fbsize);
return 0; /* success */
@@ -404,9 +403,7 @@ xilinxfb_of_probe(struct of_device *op, const struct of_device_id *match)
u32 tft_access;
struct xilinxfb_platform_data pdata;
struct resource res;
- int size, rc;
- int start = 0, len = 0;
- dcr_host_t dcr_host;
+ int size, rc, start;
struct xilinxfb_drvdata *drvdata;
/* Copy with the default pdata (not a ptr reference!) */
@@ -414,35 +411,39 @@ xilinxfb_of_probe(struct of_device *op, const struct of_device_id *match)
dev_dbg(&op->dev, "xilinxfb_of_probe(%p, %p)\n", op, match);
+ /* Allocate the driver data region */
+ drvdata = kzalloc(sizeof(*drvdata), GFP_KERNEL);
+ if (!drvdata) {
+ dev_err(&op->dev, "Couldn't allocate device private record\n");
+ return -ENOMEM;
+ }
+
/*
* To check whether the core is connected directly to DCR or PLB
* interface and initialize the tft_access accordingly.
*/
p = (u32 *)of_get_property(op->node, "xlnx,dcr-splb-slave-if", NULL);
-
- if (p)
- tft_access = *p;
- else
- tft_access = 0; /* For backward compatibility */
+ tft_access = p ? *p : 0;
/*
* Fill the resource structure if its direct PLB interface
* otherwise fill the dcr_host structure.
*/
if (tft_access) {
+ drvdata->flags |= PLB_ACCESS_FLAG;
rc = of_address_to_resource(op->node, 0, &res);
if (rc) {
dev_err(&op->dev, "invalid address\n");
- return -ENODEV;
+ goto err;
}
-
} else {
+ res.start = 0;
start = dcr_resource_start(op->node, 0);
- len = dcr_resource_len(op->node, 0);
- dcr_host = dcr_map(op->node, start, len);
- if (!DCR_MAP_OK(dcr_host)) {
- dev_err(&op->dev, "invalid address\n");
- return -ENODEV;
+ drvdata->dcr_len = dcr_resource_len(op->node, 0);
+ drvdata->dcr_host = dcr_map(op->node, start, drvdata->dcr_len);
+ if (!DCR_MAP_OK(drvdata->dcr_host)) {
+ dev_err(&op->dev, "invalid DCR address\n");
+ goto err;
}
}
@@ -467,26 +468,12 @@ xilinxfb_of_probe(struct of_device *op, const struct of_device_id *match)
if (of_find_property(op->node, "rotate-display", NULL))
pdata.rotate_screen = 1;
- /* Allocate the driver data region */
- drvdata = kzalloc(sizeof(*drvdata), GFP_KERNEL);
- if (!drvdata) {
- dev_err(&op->dev, "Couldn't allocate device private record\n");
- return -ENOMEM;
- }
dev_set_drvdata(&op->dev, drvdata);
+ return xilinxfb_assign(&op->dev, drvdata, res.start, &pdata);
- if (tft_access)
- drvdata->flags |= PLB_ACCESS_FLAG;
-
- /* Arguments are passed based on the interface */
- if (drvdata->flags & PLB_ACCESS_FLAG) {
- return xilinxfb_assign(&op->dev, drvdata, res.start, &pdata);
- } else {
- drvdata->dcr_start = start;
- drvdata->dcr_len = len;
- drvdata->dcr_host = dcr_host;
- return xilinxfb_assign(&op->dev, drvdata, 0, &pdata);
- }
+ err:
+ kfree(drvdata);
+ return -ENODEV;
}
static int __devexit xilinxfb_of_remove(struct of_device *op)
diff --git a/drivers/watchdog/mpc5200_wdt.c b/drivers/watchdog/mpc5200_wdt.c
index 465fe36adad4..fa9c47ce0ae7 100644
--- a/drivers/watchdog/mpc5200_wdt.c
+++ b/drivers/watchdog/mpc5200_wdt.c
@@ -188,7 +188,7 @@ static int mpc5200_wdt_probe(struct of_device *op,
if (!wdt)
return -ENOMEM;
- wdt->ipb_freq = mpc52xx_find_ipb_freq(op->node);
+ wdt->ipb_freq = mpc5xxx_get_bus_frequency(op->node);
err = of_address_to_resource(op->node, 0, &wdt->mem);
if (err)