Patchwork [U-Boot,6/7] ColdFire: Clean up checkpatch warnings for MCF547x and MCF548x

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Submitter Alison Wang
Date March 27, 2012, 7:49 a.m.
Message ID <1332834548-392-7-git-send-email-b18965@freescale.com>
Download mbox | patch
Permalink /patch/148889/
State Accepted
Commit a4110eecf2944b2f8b47f38273cc3730ddd394a3
Delegated to: Jason Jin
Headers show

Comments

Alison Wang - March 27, 2012, 7:49 a.m.
Signed-off-by: Alison Wang <b18965@freescale.com>
---
 arch/m68k/cpu/mcf547x_8x/cpu.c        |   38 +++++++-------
 arch/m68k/cpu/mcf547x_8x/cpu_init.c   |   84 +++++++++++++++++----------------
 arch/m68k/cpu/mcf547x_8x/interrupts.c |   15 +++---
 arch/m68k/cpu/mcf547x_8x/pci.c        |   59 ++++++++++++-----------
 arch/m68k/cpu/mcf547x_8x/slicetimer.c |   38 ++++++++-------
 board/freescale/m547xevb/m547xevb.c   |   34 +++++++------
 board/freescale/m548xevb/m548xevb.c   |   34 +++++++------
 7 files changed, 158 insertions(+), 144 deletions(-)

Patch

diff --git a/arch/m68k/cpu/mcf547x_8x/cpu.c b/arch/m68k/cpu/mcf547x_8x/cpu.c
index 7590f2c..157a8e4 100644
--- a/arch/m68k/cpu/mcf547x_8x/cpu.c
+++ b/arch/m68k/cpu/mcf547x_8x/cpu.c
@@ -3,7 +3,7 @@ 
  * (C) Copyright 2000-2003
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * See file CREDITS for list of people who contributed to this
@@ -31,19 +31,20 @@ 
 #include <netdev.h>
 
 #include <asm/immap.h>
+#include <asm/io.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
 int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
-	volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
+	gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
 
-	gptmr->pre = 10;
-	gptmr->cnt = 1;
+	out_be16(&gptmr->pre, 10);
+	out_be16(&gptmr->cnt, 1);
 
 	/* enable watchdog, set timeout to 0 and wait */
-	gptmr->mode = GPT_TMS_SGPIO;
-	gptmr->ctrl = GPT_CTRL_WDEN | GPT_CTRL_CE;
+	out_8(&gptmr->mode, GPT_TMS_SGPIO);
+	out_8(&gptmr->ctrl, GPT_CTRL_WDEN | GPT_CTRL_CE);
 
 	/* we don't return! */
 	return 1;
@@ -51,12 +52,12 @@  int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 
 int checkcpu(void)
 {
-	volatile siu_t *siu = (siu_t *) MMAP_SIU;
+	siu_t *siu = (siu_t *) MMAP_SIU;
 	u16 id = 0;
 
 	puts("CPU:   ");
 
-	switch ((siu->jtagid & 0x000FF000) >> 12) {
+	switch ((in_be32(&siu->jtagid) & 0x000FF000) >> 12) {
 	case 0x0C:
 		id = 5485;
 		break;
@@ -111,18 +112,18 @@  int checkcpu(void)
 /* Called by macro WATCHDOG_RESET */
 void hw_watchdog_reset(void)
 {
-	volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
+	gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
 
-	gptmr->ocpw = 0xa5;
+	out_8(&gptmr->ocpw, 0xa5);
 }
 
 int watchdog_disable(void)
 {
-	volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
+	gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
 
 	/* UserManual, once the wdog is disabled, wdog cannot be re-enabled */
-	gptmr->mode = 0;
-	gptmr->ctrl = 0;
+	out_8(&gptmr->mode, 0);
+	out_8(&gptmr->ctrl, 0);
 
 	puts("WATCHDOG:disabled\n");
 
@@ -131,14 +132,13 @@  int watchdog_disable(void)
 
 int watchdog_init(void)
 {
+	gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
 
-	volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR);
+	out_be16(&gptmr->pre, CONFIG_WATCHDOG_TIMEOUT);
+	out_be16(&gptmr->cnt, CONFIG_SYS_TIMER_PRESCALER * 1000);
 
-	gptmr->pre = CONFIG_WATCHDOG_TIMEOUT;
-	gptmr->cnt = CONFIG_SYS_TIMER_PRESCALER * 1000;
-
-	gptmr->mode = GPT_TMS_SGPIO;
-	gptmr->ctrl = GPT_CTRL_CE | GPT_CTRL_WDEN;
+	out_8(&gptmr->mode, GPT_TMS_SGPIO);
+	out_8(&gptmr->ctrl, GPT_CTRL_CE | GPT_CTRL_WDEN);
 	puts("WATCHDOG:enabled\n");
 
 	return (0);
diff --git a/arch/m68k/cpu/mcf547x_8x/cpu_init.c b/arch/m68k/cpu/mcf547x_8x/cpu_init.c
index 60c9126..4eb8a7c 100644
--- a/arch/m68k/cpu/mcf547x_8x/cpu_init.c
+++ b/arch/m68k/cpu/mcf547x_8x/cpu_init.c
@@ -3,7 +3,7 @@ 
  * (C) Copyright 2000-2003
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
- * (C) Copyright 2007 Freescale Semiconductor, Inc.
+ * (C) Copyright 2007, 2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * See file CREDITS for list of people who contributed to this
@@ -28,6 +28,7 @@ 
 #include <common.h>
 #include <MCD_dma.h>
 #include <asm/immap.h>
+#include <asm/io.h>
 
 #if defined(CONFIG_CMD_NET)
 #include <config.h>
@@ -44,58 +45,59 @@ 
  */
 void cpu_init_f(void)
 {
-	volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
-	volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
-	volatile xlbarb_t *xlbarb = (volatile xlbarb_t *) MMAP_XARB;
+	gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+	fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
+	xlbarb_t *xlbarb = (xlbarb_t *) MMAP_XARB;
 
-	xlbarb->adrto = 0x2000;
-	xlbarb->datto = 0x2500;
-	xlbarb->busto = 0x3000;
+	out_be32(&xlbarb->adrto, 0x2000);
+	out_be32(&xlbarb->datto, 0x2500);
+	out_be32(&xlbarb->busto, 0x3000);
 
-	xlbarb->cfg = XARB_CFG_AT | XARB_CFG_DT;
+	out_be32(&xlbarb->cfg, XARB_CFG_AT | XARB_CFG_DT);
 
 	/* Master Priority Enable */
-	xlbarb->prien = 0xff;
-	xlbarb->pri = 0;
+	out_be32(&xlbarb->prien, 0xff);
+	out_be32(&xlbarb->pri, 0);
 
 #if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL))
-	fbcs->csar0 = CONFIG_SYS_CS0_BASE;
-	fbcs->cscr0 = CONFIG_SYS_CS0_CTRL;
-	fbcs->csmr0 = CONFIG_SYS_CS0_MASK;
+	out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE);
+	out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL);
+	out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK);
 #endif
 
 #if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL))
-	fbcs->csar1 = CONFIG_SYS_CS1_BASE;
-	fbcs->cscr1 = CONFIG_SYS_CS1_CTRL;
-	fbcs->csmr1 = CONFIG_SYS_CS1_MASK;
+	out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE);
+	out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL);
+	out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK);
 #endif
 
 #if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL))
-	fbcs->csar2 = CONFIG_SYS_CS2_BASE;
-	fbcs->cscr2 = CONFIG_SYS_CS2_CTRL;
-	fbcs->csmr2 = CONFIG_SYS_CS2_MASK;
+	out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE);
+	out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL);
+	out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK);
 #endif
 
 #if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL))
-	fbcs->csar3 = CONFIG_SYS_CS3_BASE;
-	fbcs->cscr3 = CONFIG_SYS_CS3_CTRL;
-	fbcs->csmr3 = CONFIG_SYS_CS3_MASK;
+	out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE);
+	out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL);
+	out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK);
 #endif
 
 #if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL))
-	fbcs->csar4 = CONFIG_SYS_CS4_BASE;
-	fbcs->cscr4 = CONFIG_SYS_CS4_CTRL;
-	fbcs->csmr4 = CONFIG_SYS_CS4_MASK;
+	out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE);
+	out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL);
+	out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK);
 #endif
 
 #if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL))
-	fbcs->csar5 = CONFIG_SYS_CS5_BASE;
-	fbcs->cscr5 = CONFIG_SYS_CS5_CTRL;
-	fbcs->csmr5 = CONFIG_SYS_CS5_MASK;
+	out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE);
+	out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL);
+	out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK);
 #endif
 
 #ifdef CONFIG_FSL_I2C
-	gpio->par_feci2cirq = GPIO_PAR_FECI2CIRQ_SCL | GPIO_PAR_FECI2CIRQ_SDA;
+	out_be16(&gpio->par_feci2cirq,
+		GPIO_PAR_FECI2CIRQ_SCL | GPIO_PAR_FECI2CIRQ_SDA);
 #endif
 
 	icache_enable();
@@ -115,44 +117,44 @@  int cpu_init_r(void)
 
 void uart_port_conf(int port)
 {
-	volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
-	volatile u8 *pscsicr = (u8 *) (CONFIG_SYS_UART_BASE + 0x40);
+	gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+	u8 *pscsicr = (u8 *) (CONFIG_SYS_UART_BASE + 0x40);
 
 	/* Setup Ports: */
 	switch (port) {
 	case 0:
-		gpio->par_psc0 = (GPIO_PAR_PSC0_TXD0 | GPIO_PAR_PSC0_RXD0);
+		out_8(&gpio->par_psc0, GPIO_PAR_PSC0_TXD0 | GPIO_PAR_PSC0_RXD0);
 		break;
 	case 1:
-		gpio->par_psc1 = (GPIO_PAR_PSC1_TXD1 | GPIO_PAR_PSC1_RXD1);
+		out_8(&gpio->par_psc1, GPIO_PAR_PSC1_TXD1 | GPIO_PAR_PSC1_RXD1);
 		break;
 	case 2:
-		gpio->par_psc2 = (GPIO_PAR_PSC2_TXD2 | GPIO_PAR_PSC2_RXD2);
+		out_8(&gpio->par_psc2, GPIO_PAR_PSC2_TXD2 | GPIO_PAR_PSC2_RXD2);
 		break;
 	case 3:
-		gpio->par_psc3 = (GPIO_PAR_PSC3_TXD3 | GPIO_PAR_PSC3_RXD3);
+		out_8(&gpio->par_psc3, GPIO_PAR_PSC3_TXD3 | GPIO_PAR_PSC3_RXD3);
 		break;
 	}
 
-	*pscsicr &= 0xF8;
+	clrbits_8(pscsicr, 0x07);
 }
 
 #if defined(CONFIG_CMD_NET)
 int fecpin_setclear(struct eth_device *dev, int setclear)
 {
-	volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+	gpio_t *gpio = (gpio_t *) MMAP_GPIO;
 	struct fec_info_dma *info = (struct fec_info_dma *)dev->priv;
 
 	if (setclear) {
 		if (info->iobase == CONFIG_SYS_FEC0_IOBASE)
-			gpio->par_feci2cirq |= 0xF000;
+			setbits_be16(&gpio->par_feci2cirq, 0xf000);
 		else
-			gpio->par_feci2cirq |= 0x0FC0;
+			setbits_be16(&gpio->par_feci2cirq, 0x0fc0);
 	} else {
 		if (info->iobase == CONFIG_SYS_FEC0_IOBASE)
-			gpio->par_feci2cirq &= 0x0FFF;
+			clrbits_be16(&gpio->par_feci2cirq, 0xf000);
 		else
-			gpio->par_feci2cirq &= 0xF03F;
+			clrbits_be16(&gpio->par_feci2cirq, 0x0fc0);
 	}
 	return 0;
 }
diff --git a/arch/m68k/cpu/mcf547x_8x/interrupts.c b/arch/m68k/cpu/mcf547x_8x/interrupts.c
index 76be876..d215438 100644
--- a/arch/m68k/cpu/mcf547x_8x/interrupts.c
+++ b/arch/m68k/cpu/mcf547x_8x/interrupts.c
@@ -1,6 +1,6 @@ 
 /*
  *
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * See file CREDITS for list of people who contributed to this
@@ -25,14 +25,15 @@ 
 /* CPU specific interrupt routine */
 #include <common.h>
 #include <asm/immap.h>
+#include <asm/io.h>
 
 int interrupt_init(void)
 {
-	volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
+	int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
 
 	/* Make sure all interrupts are disabled */
-	intp->imrh0 |= 0xFFFFFFFF;
-	intp->imrl0 |= 0xFFFFFFFF;
+	setbits_be32(&intp->imrh0, 0xffffffff);
+	setbits_be32(&intp->imrl0, 0xffffffff);
 
 	enable_interrupts();
 
@@ -42,9 +43,9 @@  int interrupt_init(void)
 #if defined(CONFIG_SLTTMR)
 void dtimer_intr_setup(void)
 {
-	volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
+	int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE);
 
-	intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI;
-	intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK;
+	out_8(&intp->icr0[CONFIG_SYS_TMRINTR_NO], CONFIG_SYS_TMRINTR_PRI);
+	clrbits_be32(&intp->imrh0, CONFIG_SYS_TMRINTR_MASK);
 }
 #endif
diff --git a/arch/m68k/cpu/mcf547x_8x/pci.c b/arch/m68k/cpu/mcf547x_8x/pci.c
index f867dc1..1a81e3f 100644
--- a/arch/m68k/cpu/mcf547x_8x/pci.c
+++ b/arch/m68k/cpu/mcf547x_8x/pci.c
@@ -1,5 +1,5 @@ 
 /*
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * See file CREDITS for list of people who contributed to this
@@ -88,53 +88,56 @@  int pci_read_cfg_dword(struct pci_controller *hose, pci_dev_t dev,
 
 void pci_mcf547x_8x_init(struct pci_controller *hose)
 {
-	volatile pci_t *pci = (volatile pci_t *) MMAP_PCI;
-	volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+	pci_t *pci = (pci_t *) MMAP_PCI;
+	gpio_t *gpio = (gpio_t *) MMAP_GPIO;
 
 	/* Port configuration */
-	gpio->par_pcibg =
-	    GPIO_PAR_PCIBG_PCIBG0(3) | GPIO_PAR_PCIBG_PCIBG1(3) |
-	    GPIO_PAR_PCIBG_PCIBG2(3) | GPIO_PAR_PCIBG_PCIBG3(3) |
-	    GPIO_PAR_PCIBG_PCIBG4(3);
-	gpio->par_pcibr =
-	    GPIO_PAR_PCIBR_PCIBR0(3) | GPIO_PAR_PCIBR_PCIBR1(3) |
-	    GPIO_PAR_PCIBR_PCIBR2(3) | GPIO_PAR_PCIBR_PCIBR3(3) |
-	    GPIO_PAR_PCIBR_PCIBR4(3);
+	out_be16(&gpio->par_pcibg,
+		GPIO_PAR_PCIBG_PCIBG0(3) | GPIO_PAR_PCIBG_PCIBG1(3) |
+		GPIO_PAR_PCIBG_PCIBG2(3) | GPIO_PAR_PCIBG_PCIBG3(3) |
+		GPIO_PAR_PCIBG_PCIBG4(3));
+	out_be16(&gpio->par_pcibr,
+		GPIO_PAR_PCIBR_PCIBR0(3) | GPIO_PAR_PCIBR_PCIBR1(3) |
+		GPIO_PAR_PCIBR_PCIBR2(3) | GPIO_PAR_PCIBR_PCIBR3(3) |
+		GPIO_PAR_PCIBR_PCIBR4(3));
 
 	/* Assert reset bit */
-	pci->gscr |= PCI_GSCR_PR;
+	setbits_be32(&pci->gscr, PCI_GSCR_PR);
 
-	pci->tcr1 = PCI_TCR1_P;
+	out_be32(&pci->tcr1, PCI_TCR1_P);
 
 	/* Initiator windows */
-	pci->iw0btar = CONFIG_SYS_PCI_MEM_PHYS | (CONFIG_SYS_PCI_MEM_PHYS >> 16);
-	pci->iw1btar = CONFIG_SYS_PCI_IO_PHYS | (CONFIG_SYS_PCI_IO_PHYS >> 16);
-	pci->iw2btar = CONFIG_SYS_PCI_CFG_PHYS | (CONFIG_SYS_PCI_CFG_PHYS >> 16);
+	out_be32(&pci->iw0btar,
+		CONFIG_SYS_PCI_MEM_PHYS | (CONFIG_SYS_PCI_MEM_PHYS >> 16));
+	out_be32(&pci->iw1btar,
+		CONFIG_SYS_PCI_IO_PHYS | (CONFIG_SYS_PCI_IO_PHYS >> 16));
+	out_be32(&pci->iw2btar,
+		CONFIG_SYS_PCI_CFG_PHYS | (CONFIG_SYS_PCI_CFG_PHYS >> 16));
 
-	pci->iwcr =
-	    PCI_IWCR_W0C_EN | PCI_IWCR_W1C_EN | PCI_IWCR_W1C_IO |
-	    PCI_IWCR_W2C_EN | PCI_IWCR_W2C_IO;
+	out_be32(&pci->iwcr,
+		PCI_IWCR_W0C_EN | PCI_IWCR_W1C_EN | PCI_IWCR_W1C_IO |
+		PCI_IWCR_W2C_EN | PCI_IWCR_W2C_IO);
 
-	pci->icr = 0;
+	out_be32(&pci->icr, 0);
 
 	/* Enable bus master and mem access */
-	pci->scr = PCI_SCR_B | PCI_SCR_M;
+	out_be32(&pci->scr, PCI_SCR_B | PCI_SCR_M);
 
 	/* Cache line size and master latency */
-	pci->cr1 = PCI_CR1_CLS(8) | PCI_CR1_LTMR(0xF8);
-	pci->cr2 = 0;
+	out_be32(&pci->cr1, PCI_CR1_CLS(8) | PCI_CR1_LTMR(0xf8));
+	out_be32(&pci->cr2, 0);
 
 #ifdef CONFIG_SYS_PCI_BAR0
-	pci->bar0 = PCI_BAR_BAR0(CONFIG_SYS_PCI_BAR0);
-	pci->tbatr0a = CONFIG_SYS_PCI_TBATR0 | PCI_TBATR_EN;
+	out_be32(&pci->bar0, PCI_BAR_BAR0(CONFIG_SYS_PCI_BAR0));
+	out_be32(&pci->tbatr0a, CONFIG_SYS_PCI_TBATR0 | PCI_TBATR_EN);
 #endif
 #ifdef CONFIG_SYS_PCI_BAR1
-	pci->bar1 = PCI_BAR_BAR1(CONFIG_SYS_PCI_BAR1);
-	pci->tbatr1a = CONFIG_SYS_PCI_TBATR1 | PCI_TBATR_EN;
+	out_be32(&pci->bar1, PCI_BAR_BAR1(CONFIG_SYS_PCI_BAR1));
+	out_be32(&pci->tbatr1a, CONFIG_SYS_PCI_TBATR1 | PCI_TBATR_EN);
 #endif
 
 	/* Deassert reset bit */
-	pci->gscr &= ~PCI_GSCR_PR;
+	clrbits_be32(&pci->gscr, PCI_GSCR_PR);
 	udelay(1000);
 
 	/* Enable PCI bus master support */
diff --git a/arch/m68k/cpu/mcf547x_8x/slicetimer.c b/arch/m68k/cpu/mcf547x_8x/slicetimer.c
index ee2e35b..25dd2ae 100644
--- a/arch/m68k/cpu/mcf547x_8x/slicetimer.c
+++ b/arch/m68k/cpu/mcf547x_8x/slicetimer.c
@@ -1,5 +1,5 @@ 
 /*
- * (C) Copyright 2007 Freescale Semiconductor, Inc.
+ * (C) Copyright 2007, 2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * See file CREDITS for list of people who contributed to this
@@ -25,6 +25,7 @@ 
 
 #include <asm/timer.h>
 #include <asm/immap.h>
+#include <asm/io.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -42,31 +43,32 @@  extern void dtimer_intr_setup(void);
 
 void __udelay(unsigned long usec)
 {
-	volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_UDELAY_BASE);
+	slt_t *timerp = (slt_t *) (CONFIG_SYS_UDELAY_BASE);
 	u32 now, freq;
 
 	/* 1 us period */
 	freq = CONFIG_SYS_TIMER_PRESCALER;
 
-	timerp->cr = 0;		/* Disable */
-	timerp->tcnt = usec * freq;
-	timerp->cr = SLT_CR_TEN;
+	/* Disable */
+	out_be32(&timerp->cr, 0);
+	out_be32(&timerp->tcnt, usec * freq);
+	out_be32(&timerp->cr, SLT_CR_TEN);
 
-	now = timerp->cnt;
+	now = in_be32(&timerp->cnt);
 	while (now != 0)
-		now = timerp->cnt;
+		now = in_be32(&timerp->cnt);
 
-	timerp->sr |= SLT_SR_ST;
-	timerp->cr = 0;
+	setbits_be32(&timerp->sr, SLT_SR_ST);
+	out_be32(&timerp->cr, 0);
 }
 
 void dtimer_interrupt(void *not_used)
 {
-	volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE);
+	slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE);
 
 	/* check for timer interrupt asserted */
 	if ((CONFIG_SYS_TMRPND_REG & CONFIG_SYS_TMRINTR_MASK) == CONFIG_SYS_TMRINTR_PEND) {
-		timerp->sr |= SLT_SR_ST;
+		setbits_be32(&timerp->sr, SLT_SR_ST);
 		timestamp++;
 		return;
 	}
@@ -74,25 +76,27 @@  void dtimer_interrupt(void *not_used)
 
 int timer_init(void)
 {
-	volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE);
+	slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE);
 
 	timestamp = 0;
 
-	timerp->cr = 0;		/* disable timer */
-	timerp->tcnt = 0;
-	timerp->sr = SLT_SR_BE | SLT_SR_ST;	/* clear status */
+	/* disable timer */
+	out_be32(&timerp->cr, 0);
+	out_be32(&timerp->tcnt, 0);
+	/* clear status */
+	out_be32(&timerp->sr, SLT_SR_BE | SLT_SR_ST);
 
 	/* initialize and enable timer interrupt */
 	irq_install_handler(CONFIG_SYS_TMRINTR_NO, dtimer_interrupt, 0);
 
 	/* Interrupt every ms */
-	timerp->tcnt = 1000 * CONFIG_SYS_TIMER_PRESCALER;
+	out_be32(&timerp->tcnt, 1000 * CONFIG_SYS_TIMER_PRESCALER);
 
 	dtimer_intr_setup();
 
 	/* set a period of 1us, set timer mode to restart and
 	   enable timer and interrupt */
-	timerp->cr = SLT_CR_RUN | SLT_CR_IEN | SLT_CR_TEN;
+	out_be32(&timerp->cr, SLT_CR_RUN | SLT_CR_IEN | SLT_CR_TEN);
 	return 0;
 }
 
diff --git a/board/freescale/m547xevb/m547xevb.c b/board/freescale/m547xevb/m547xevb.c
index 9f1ec38..fd9bddd 100644
--- a/board/freescale/m547xevb/m547xevb.c
+++ b/board/freescale/m547xevb/m547xevb.c
@@ -2,7 +2,7 @@ 
  * (C) Copyright 2000-2003
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * See file CREDITS for list of people who contributed to this
@@ -28,6 +28,7 @@ 
 #include <common.h>
 #include <pci.h>
 #include <asm/immap.h>
+#include <asm/io.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -40,14 +41,14 @@  int checkboard(void)
 
 phys_size_t initdram(int board_type)
 {
-	volatile siu_t *siu = (siu_t *) (MMAP_SIU);
-	volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM);
+	siu_t *siu = (siu_t *) (MMAP_SIU);
+	sdram_t *sdram = (sdram_t *)(MMAP_SDRAM);
 	u32 dramsize, i;
 #ifdef CONFIG_SYS_DRAMSZ1
 	u32 temp;
 #endif
 
-	siu->drv = CONFIG_SYS_SDRAM_DRVSTRENGTH;
+	out_be32(&siu->drv, CONFIG_SYS_SDRAM_DRVSTRENGTH);
 
 	dramsize = CONFIG_SYS_DRAMSZ * 0x100000;
 	for (i = 0x13; i < 0x20; i++) {
@@ -55,7 +56,7 @@  phys_size_t initdram(int board_type)
 			break;
 	}
 	i--;
-	siu->cs0cfg = (CONFIG_SYS_SDRAM_BASE | i);
+	out_be32(&siu->cs0cfg, CONFIG_SYS_SDRAM_BASE | i);
 
 #ifdef CONFIG_SYS_DRAMSZ1
 	temp = CONFIG_SYS_DRAMSZ1 * 0x100000;
@@ -65,31 +66,32 @@  phys_size_t initdram(int board_type)
 	}
 	i--;
 	dramsize += temp;
-	siu->cs1cfg = ((CONFIG_SYS_SDRAM_BASE + temp) | i);
+	out_be32(&siu->cs1cfg, (CONFIG_SYS_SDRAM_BASE + temp) | i);
 #endif
 
-	sdram->cfg1 = CONFIG_SYS_SDRAM_CFG1;
-	sdram->cfg2 = CONFIG_SYS_SDRAM_CFG2;
+	out_be32(&sdram->cfg1, CONFIG_SYS_SDRAM_CFG1);
+	out_be32(&sdram->cfg2, CONFIG_SYS_SDRAM_CFG2);
 
 	/* Issue PALL */
-	sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 2;
+	out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2);
 
 	/* Issue LEMR */
-	sdram->mode = CONFIG_SYS_SDRAM_EMOD;
-	sdram->mode = (CONFIG_SYS_SDRAM_MODE | 0x04000000);
+	out_be32(&sdram->mode, CONFIG_SYS_SDRAM_EMOD);
+	out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE | 0x04000000);
 
 	udelay(500);
 
 	/* Issue PALL */
-	sdram->ctrl = (CONFIG_SYS_SDRAM_CTRL | 2);
+	out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2);
 
 	/* Perform two refresh cycles */
-	sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 4;
-	sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 4;
+	out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4);
+	out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4);
 
-	sdram->mode = CONFIG_SYS_SDRAM_MODE;
+	out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE);
 
-	sdram->ctrl = (CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000F00;
+	out_be32(&sdram->ctrl,
+		(CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000F00);
 
 	udelay(100);
 
diff --git a/board/freescale/m548xevb/m548xevb.c b/board/freescale/m548xevb/m548xevb.c
index fbc0888..fb216d8 100644
--- a/board/freescale/m548xevb/m548xevb.c
+++ b/board/freescale/m548xevb/m548xevb.c
@@ -2,7 +2,7 @@ 
  * (C) Copyright 2000-2003
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
  *
  * See file CREDITS for list of people who contributed to this
@@ -28,6 +28,7 @@ 
 #include <common.h>
 #include <pci.h>
 #include <asm/immap.h>
+#include <asm/io.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -40,14 +41,14 @@  int checkboard(void)
 
 phys_size_t initdram(int board_type)
 {
-	volatile siu_t *siu = (siu_t *) (MMAP_SIU);
-	volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM);
+	siu_t *siu = (siu_t *) (MMAP_SIU);
+	sdram_t *sdram = (sdram_t *)(MMAP_SDRAM);
 	u32 dramsize, i;
 #ifdef CONFIG_SYS_DRAMSZ1
 	u32 temp;
 #endif
 
-	siu->drv = CONFIG_SYS_SDRAM_DRVSTRENGTH;
+	out_be32(&siu->drv, CONFIG_SYS_SDRAM_DRVSTRENGTH);
 
 	dramsize = CONFIG_SYS_DRAMSZ * 0x100000;
 	for (i = 0x13; i < 0x20; i++) {
@@ -55,7 +56,7 @@  phys_size_t initdram(int board_type)
 			break;
 	}
 	i--;
-	siu->cs0cfg = (CONFIG_SYS_SDRAM_BASE | i);
+	out_be32(&siu->cs0cfg, CONFIG_SYS_SDRAM_BASE | i);
 
 #ifdef CONFIG_SYS_DRAMSZ1
 	temp = CONFIG_SYS_DRAMSZ1 * 0x100000;
@@ -65,31 +66,32 @@  phys_size_t initdram(int board_type)
 	}
 	i--;
 	dramsize += temp;
-	siu->cs1cfg = ((CONFIG_SYS_SDRAM_BASE + temp) | i);
+	out_be32(&siu->cs1cfg, (CONFIG_SYS_SDRAM_BASE + temp) | i);
 #endif
 
-	sdram->cfg1 = CONFIG_SYS_SDRAM_CFG1;
-	sdram->cfg2 = CONFIG_SYS_SDRAM_CFG2;
+	out_be32(&sdram->cfg1, CONFIG_SYS_SDRAM_CFG1);
+	out_be32(&sdram->cfg2, CONFIG_SYS_SDRAM_CFG2);
 
 	/* Issue PALL */
-	sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 2;
+	out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2);
 
 	/* Issue LEMR */
-	sdram->mode = CONFIG_SYS_SDRAM_EMOD;
-	sdram->mode = (CONFIG_SYS_SDRAM_MODE | 0x04000000);
+	out_be32(&sdram->mode, CONFIG_SYS_SDRAM_EMOD);
+	out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE | 0x04000000);
 
 	udelay(500);
 
 	/* Issue PALL */
-	sdram->ctrl = (CONFIG_SYS_SDRAM_CTRL | 2);
+	out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2);
 
 	/* Perform two refresh cycles */
-	sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 4;
-	sdram->ctrl = CONFIG_SYS_SDRAM_CTRL | 4;
+	out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4);
+	out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4);
 
-	sdram->mode = CONFIG_SYS_SDRAM_MODE;
+	out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE);
 
-	sdram->ctrl = (CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000F00;
+	out_be32(&sdram->ctrl,
+		(CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000F00);
 
 	udelay(100);