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authorAlison Wang <b18965@freescale.com>2012-03-26 21:49:06 +0000
committerjason <jason@jason-ThinkPad-T61.(none)>2012-09-20 20:39:27 +0800
commitc6d88630158af79f5700c8bbc37972f511e84500 (patch)
tree4e36b504a79945811e15fa46e0c1cc48b8ede41b /board
parentaa0d99fc285a0b4ca71245c0c3ba8c00f8b51983 (diff)
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ColdFire: Clean up checkpatch warnings for MCF523x
Signed-off-by: Alison Wang <b18965@freescale.com>
Diffstat (limited to 'board')
-rw-r--r--board/freescale/m5235evb/m5235evb.c43
1 files changed, 24 insertions, 19 deletions
diff --git a/board/freescale/m5235evb/m5235evb.c b/board/freescale/m5235evb/m5235evb.c
index b9e6126..e9a568e 100644
--- a/board/freescale/m5235evb/m5235evb.c
+++ b/board/freescale/m5235evb/m5235evb.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
@@ -27,6 +27,7 @@
#include <config.h>
#include <common.h>
#include <asm/immap.h>
+#include <asm/io.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -39,8 +40,8 @@ int checkboard(void)
phys_size_t initdram(int board_type)
{
- volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM);
- volatile gpio_t *gpio = (volatile gpio_t *)(MMAP_GPIO);
+ sdram_t *sdram = (sdram_t *)(MMAP_SDRAM);
+ gpio_t *gpio = (gpio_t *)(MMAP_GPIO);
u32 dramsize, i, dramclk;
/*
@@ -48,14 +49,15 @@ phys_size_t initdram(int board_type)
* the port-size of SDRAM. In this case it is necessary to enable
* Data[15:0] on Port Address/Data.
*/
- gpio->par_ad =
- GPIO_PAR_AD_ADDR23 | GPIO_PAR_AD_ADDR22 | GPIO_PAR_AD_ADDR21 |
- GPIO_PAR_AD_DATAL;
+ out_8(&gpio->par_ad,
+ GPIO_PAR_AD_ADDR23 | GPIO_PAR_AD_ADDR22 | GPIO_PAR_AD_ADDR21 |
+ GPIO_PAR_AD_DATAL);
/* Initialize PAR to enable SDRAM signals */
- gpio->par_sdram =
- GPIO_PAR_SDRAM_SDWE | GPIO_PAR_SDRAM_SCAS | GPIO_PAR_SDRAM_SRAS |
- GPIO_PAR_SDRAM_SCKE | GPIO_PAR_SDRAM_SDCS(3);
+ out_8(&gpio->par_sdram,
+ GPIO_PAR_SDRAM_SDWE | GPIO_PAR_SDRAM_SCAS |
+ GPIO_PAR_SDRAM_SRAS | GPIO_PAR_SDRAM_SCKE |
+ GPIO_PAR_SDRAM_SDCS(3));
dramsize = CONFIG_SYS_SDRAM_SIZE * 0x100000;
for (i = 0x13; i < 0x20; i++) {
@@ -64,25 +66,28 @@ phys_size_t initdram(int board_type)
}
i--;
- if (!(sdram->dacr0 & SDRAMC_DARCn_RE)) {
+ if (!(in_be32(&sdram->dacr0) & SDRAMC_DARCn_RE)) {
dramclk = gd->bus_clk / (CONFIG_SYS_HZ * CONFIG_SYS_HZ);
/* Initialize DRAM Control Register: DCR */
- sdram->dcr = SDRAMC_DCR_RTIM_9CLKS |
- SDRAMC_DCR_RTIM_6CLKS | SDRAMC_DCR_RC((15 * dramclk) >> 4);
+ out_be16(&sdram->dcr, SDRAMC_DCR_RTIM_9CLKS |
+ SDRAMC_DCR_RTIM_6CLKS |
+ SDRAMC_DCR_RC((15 * dramclk) >> 4));
/* Initialize DACR0 */
- sdram->dacr0 =
- SDRAMC_DARCn_BA(CONFIG_SYS_SDRAM_BASE) | SDRAMC_DARCn_CASL_C1 |
- SDRAMC_DARCn_CBM_CMD20 | SDRAMC_DARCn_PS_32;
+ out_be32(&sdram->dacr0,
+ SDRAMC_DARCn_BA(CONFIG_SYS_SDRAM_BASE) |
+ SDRAMC_DARCn_CASL_C1 | SDRAMC_DARCn_CBM_CMD20 |
+ SDRAMC_DARCn_PS_32);
asm("nop");
/* Initialize DMR0 */
- sdram->dmr0 = ((dramsize - 1) & 0xFFFC0000) | SDRAMC_DMRn_V;
+ out_be32(&sdram->dmr0,
+ ((dramsize - 1) & 0xFFFC0000) | SDRAMC_DMRn_V);
asm("nop");
/* Set IP (bit 3) in DACR */
- sdram->dacr0 |= SDRAMC_DARCn_IP;
+ setbits_be32(&sdram->dacr0, SDRAMC_DARCn_IP);
/* Wait 30ns to allow banks to precharge */
for (i = 0; i < 5; i++) {
@@ -93,7 +98,7 @@ phys_size_t initdram(int board_type)
*(u32 *) (CONFIG_SYS_SDRAM_BASE) = 0xA5A59696;
/* Set RE (bit 15) in DACR */
- sdram->dacr0 |= SDRAMC_DARCn_RE;
+ setbits_be32(&sdram->dacr0, SDRAMC_DARCn_RE);
/* Wait for at least 8 auto refresh cycles to occur */
for (i = 0; i < 0x2000; i++) {
@@ -101,7 +106,7 @@ phys_size_t initdram(int board_type)
}
/* Finish the configuration by issuing the MRS. */
- sdram->dacr0 |= SDRAMC_DARCn_IMRS;
+ setbits_be32(&sdram->dacr0, SDRAMC_DARCn_IMRS);
asm("nop");
/* Write to the SDRAM Mode Register */