Merge commit 'gcl/merge' into next

Manual merge of:
	drivers/net/fec_mpc52xx.c

arch/powerpc/boot/dts/pcm030.dts

@@ -258,34 +258,16 @@ rtc@51 {
 				compatible = "nxp,pcf8563";
 				reg = <0x51>;
 			};
-			/* FIXME: EEPROM */
+			eeprom@52 {
+				compatible = "catalyst,24c32";
+				reg = <0x52>;
+			};
 		};
 
 		sram@8000 {
 			compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram";
 			reg = <0x8000 0x4000>;
 		};
-
-		/* This is only an example device to show the usage of gpios. It maps all available
-		 * gpios to the "gpio-provider" device.
-		 */
-		gpio {
-			compatible = "gpio-provider";
-
-						    /* mpc52xx		exp.con		patchfield */
-			gpios = <&gpio_wkup	0 0 /* GPIO_WKUP_7	11d		jp13-3     */
-				 &gpio_wkup	1 0 /* GPIO_WKUP_6	14c			   */
-				 &gpio_wkup	6 0 /* PSC2_4		43c		x5-11	   */
-				 &gpio_simple	2 0 /* IRDA_1		24c		x7-6	set GPS_PORT_CONFIG[IRDA] = 0 */
-				 &gpio_simple	3 0 /* IRDA_0				x8-5	set GPS_PORT_CONFIG[IRDA] = 0 */
-				 &gpt2		0 0 /* timer2		12d		x4-4	   */
-				 &gpt3		0 0 /* timer3		13d		x6-4	   */
-				 &gpt4		0 0 /* timer4		61c		x2-16	   */
-				 &gpt5		0 0 /* timer5		44c		x7-11	   */
-				 &gpt6		0 0 /* timer6		60c		x8-15	   */
-				 &gpt7		0 0 /* timer7		36a		x17-9	   */
-				 >;
-		};
 	};
 
 	pci@f0000d00 {

arch/powerpc/include/asm/mpc52xx.h

@@ -16,6 +16,7 @@
 #ifndef __ASSEMBLY__
 #include <asm/types.h>
 #include <asm/prom.h>
+#include <asm/mpc5xxx.h>
 #endif /* __ASSEMBLY__ */
 
 #include <linux/suspend.h>
@@ -268,7 +269,6 @@ struct mpc52xx_intr {
 #ifndef __ASSEMBLY__
 
 /* mpc52xx_common.c */
-extern unsigned int mpc52xx_find_ipb_freq(struct device_node *node);
 extern void mpc5200_setup_xlb_arbiter(void);
 extern void mpc52xx_declare_of_platform_devices(void);
 extern void mpc52xx_map_common_devices(void);

arch/powerpc/include/asm/mpc512x.h → arch/powerpc/include/asm/mpc5xxx.h

@@ -4,7 +4,7 @@
  * Author: John Rigby, <jrigby@freescale.com>, Friday Apr 13 2007
  *
  * Description:
- * MPC5121 Prototypes and definitions
+ * MPC5xxx Prototypes and definitions
  *
  * This is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by
@@ -13,10 +13,10 @@
  *
  */
 
-#ifndef __ASM_POWERPC_MPC512x_H__
-#define __ASM_POWERPC_MPC512x_H__
+#ifndef __ASM_POWERPC_MPC5xxx_H__
+#define __ASM_POWERPC_MPC5xxx_H__
 
-extern unsigned long mpc512x_find_ips_freq(struct device_node *node);
+extern unsigned long mpc5xxx_get_bus_frequency(struct device_node *node);
 
-#endif /* __ASM_POWERPC_MPC512x_H__ */
+#endif /* __ASM_POWERPC_MPC5xxx_H__ */
 

arch/powerpc/platforms/512x/clock.c

@@ -24,7 +24,7 @@
 #include <linux/io.h>
 
 #include <linux/of_platform.h>
-#include <asm/mpc512x.h>
+#include <asm/mpc5xxx.h>
 #include <asm/clk_interface.h>
 
 #undef CLK_DEBUG
@@ -83,13 +83,13 @@ static void dump_clocks(void)
 	mutex_lock(&clocks_mutex);
 	printk(KERN_INFO "CLOCKS:\n");
 	list_for_each_entry(p, &clocks, node) {
-		printk(KERN_INFO "  %s %ld", p->name, p->rate);
+		pr_info("  %s=%ld", p->name, p->rate);
 		if (p->parent)
-			printk(KERN_INFO " %s %ld", p->parent->name,
+			pr_cont(" %s=%ld", p->parent->name,
 			       p->parent->rate);
 		if (p->flags & CLK_HAS_CTRL)
-			printk(KERN_INFO " reg/bit %d/%d", p->reg, p->bit);
-		printk("\n");
+			pr_cont(" reg/bit=%d/%d", p->reg, p->bit);
+		pr_cont("\n");
 	}
 	mutex_unlock(&clocks_mutex);
 }

arch/powerpc/platforms/512x/mpc512x.h

@@ -11,7 +11,6 @@
 
 #ifndef __MPC512X_H__
 #define __MPC512X_H__
-extern unsigned long mpc512x_find_ips_freq(struct device_node *node);
 extern void __init mpc512x_init_IRQ(void);
 void __init mpc512x_declare_of_platform_devices(void);
 #endif				/* __MPC512X_H__ */

arch/powerpc/platforms/512x/mpc512x_shared.c

@@ -24,29 +24,6 @@
 
 #include "mpc512x.h"
 
-unsigned long
-mpc512x_find_ips_freq(struct device_node *node)
-{
-	struct device_node *np;
-	const unsigned int *p_ips_freq = NULL;
-
-	of_node_get(node);
-	while (node) {
-		p_ips_freq = of_get_property(node, "bus-frequency", NULL);
-		if (p_ips_freq)
-			break;
-
-		np = of_get_parent(node);
-		of_node_put(node);
-		node = np;
-	}
-	if (node)
-		of_node_put(node);
-
-	return p_ips_freq ? *p_ips_freq : 0;
-}
-EXPORT_SYMBOL(mpc512x_find_ips_freq);
-
 void __init mpc512x_init_IRQ(void)
 {
 	struct device_node *np;

arch/powerpc/platforms/52xx/mpc52xx_common.c

@@ -47,36 +47,6 @@ static DEFINE_SPINLOCK(mpc52xx_lock);
 static struct mpc52xx_gpt __iomem *mpc52xx_wdt;
 static struct mpc52xx_cdm __iomem *mpc52xx_cdm;
 
-/**
- * 	mpc52xx_find_ipb_freq - Find the IPB bus frequency for a device
- * 	@node:	device node
- *
- * 	Returns IPB bus frequency, or 0 if the bus frequency cannot be found.
- */
-unsigned int
-mpc52xx_find_ipb_freq(struct device_node *node)
-{
-	struct device_node *np;
-	const unsigned int *p_ipb_freq = NULL;
-
-	of_node_get(node);
-	while (node) {
-		p_ipb_freq = of_get_property(node, "bus-frequency", NULL);
-		if (p_ipb_freq)
-			break;
-
-		np = of_get_parent(node);
-		of_node_put(node);
-		node = np;
-	}
-	if (node)
-		of_node_put(node);
-
-	return p_ipb_freq ? *p_ipb_freq : 0;
-}
-EXPORT_SYMBOL(mpc52xx_find_ipb_freq);
-
-
 /*
  * Configure the XLB arbiter settings to match what Linux expects.
  */
@@ -221,7 +191,7 @@ unsigned int mpc52xx_get_xtal_freq(struct device_node *node)
 	if (!mpc52xx_cdm)
 		return 0;
 
-	freq = mpc52xx_find_ipb_freq(node);
+	freq = mpc5xxx_get_bus_frequency(node);
 	if (!freq)
 		return 0;
 

arch/powerpc/sysdev/Makefile

@@ -50,6 +50,9 @@ obj-$(CONFIG_PPC_DCR)		+= dcr.o
 obj-$(CONFIG_8xx)		+= mpc8xx_pic.o cpm1.o
 obj-$(CONFIG_UCODE_PATCH)	+= micropatch.o
 
+obj-$(CONFIG_PPC_MPC512x)	+= mpc5xxx_clocks.o
+obj-$(CONFIG_PPC_MPC52xx)	+= mpc5xxx_clocks.o
+
 ifeq ($(CONFIG_SUSPEND),y)
 obj-$(CONFIG_6xx)		+= 6xx-suspend.o
 endif

arch/powerpc/sysdev/mpc5xxx_clocks.c

+/**
+ * 	mpc5xxx_get_bus_frequency - Find the bus frequency for a device
+ * 	@node:	device node
+ *
+ * 	Returns bus frequency (IPS on MPC512x, IPB on MPC52xx),
+ * 	or 0 if the bus frequency cannot be found.
+ */
+
+#include <linux/kernel.h>
+#include <linux/of_platform.h>
+
+unsigned int
+mpc5xxx_get_bus_frequency(struct device_node *node)
+{
+	struct device_node *np;
+	const unsigned int *p_bus_freq = NULL;
+
+	of_node_get(node);
+	while (node) {
+		p_bus_freq = of_get_property(node, "bus-frequency", NULL);
+		if (p_bus_freq)
+			break;
+
+		np = of_get_parent(node);
+		of_node_put(node);
+		node = np;
+	}
+	if (node)
+		of_node_put(node);
+
+	return p_bus_freq ? *p_bus_freq : 0;
+}
+EXPORT_SYMBOL(mpc5xxx_get_bus_frequency);

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;

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

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);

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)

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 = {

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;

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);
-
-	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)

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)

include/linux/fsl_devices.h

@@ -79,10 +79,6 @@ struct fsl_spi_platform_data {
 	u16	max_chipselect;
 	void	(*cs_control)(struct spi_device *spi, bool on);
 	u32	sysclk;
-
-	/* Legacy hooks, used by mpc52xx_psc_spi driver. */
-	void	(*activate_cs)(u8 cs, u8 polarity);
-	void	(*deactivate_cs)(u8 cs, u8 polarity);
 };
 
 struct mpc8xx_pcmcia_ops {