summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-pxa/smemc.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-pxa/smemc.c')
-rw-r--r--arch/arm/mach-pxa/smemc.c51
1 files changed, 17 insertions, 34 deletions
diff --git a/arch/arm/mach-pxa/smemc.c b/arch/arm/mach-pxa/smemc.c
index d6f6904132a6..232b7316ec08 100644
--- a/arch/arm/mach-pxa/smemc.c
+++ b/arch/arm/mach-pxa/smemc.c
@@ -9,50 +9,37 @@
#include <linux/sysdev.h>
#include <mach/hardware.h>
-
-#define SMEMC_PHYS_BASE (0x4A000000)
-#define SMEMC_PHYS_SIZE (0x90)
-
-#define MSC0 (0x08) /* Static Memory Controller Register 0 */
-#define MSC1 (0x0C) /* Static Memory Controller Register 1 */
-#define SXCNFG (0x1C) /* Synchronous Static Memory Control Register */
-#define MEMCLKCFG (0x68) /* Clock Configuration */
-#define CSADRCFG0 (0x80) /* Address Configuration Register for CS0 */
-#define CSADRCFG1 (0x84) /* Address Configuration Register for CS1 */
-#define CSADRCFG2 (0x88) /* Address Configuration Register for CS2 */
-#define CSADRCFG3 (0x8C) /* Address Configuration Register for CS3 */
+#include <mach/smemc.h>
#ifdef CONFIG_PM
-static void __iomem *smemc_mmio_base;
-
static unsigned long msc[2];
static unsigned long sxcnfg, memclkcfg;
static unsigned long csadrcfg[4];
static int pxa3xx_smemc_suspend(struct sys_device *dev, pm_message_t state)
{
- msc[0] = __raw_readl(smemc_mmio_base + MSC0);
- msc[1] = __raw_readl(smemc_mmio_base + MSC1);
- sxcnfg = __raw_readl(smemc_mmio_base + SXCNFG);
- memclkcfg = __raw_readl(smemc_mmio_base + MEMCLKCFG);
- csadrcfg[0] = __raw_readl(smemc_mmio_base + CSADRCFG0);
- csadrcfg[1] = __raw_readl(smemc_mmio_base + CSADRCFG1);
- csadrcfg[2] = __raw_readl(smemc_mmio_base + CSADRCFG2);
- csadrcfg[3] = __raw_readl(smemc_mmio_base + CSADRCFG3);
+ msc[0] = __raw_readl(MSC0);
+ msc[1] = __raw_readl(MSC1);
+ sxcnfg = __raw_readl(SXCNFG);
+ memclkcfg = __raw_readl(MEMCLKCFG);
+ csadrcfg[0] = __raw_readl(CSADRCFG0);
+ csadrcfg[1] = __raw_readl(CSADRCFG1);
+ csadrcfg[2] = __raw_readl(CSADRCFG2);
+ csadrcfg[3] = __raw_readl(CSADRCFG3);
return 0;
}
static int pxa3xx_smemc_resume(struct sys_device *dev)
{
- __raw_writel(msc[0], smemc_mmio_base + MSC0);
- __raw_writel(msc[1], smemc_mmio_base + MSC1);
- __raw_writel(sxcnfg, smemc_mmio_base + SXCNFG);
- __raw_writel(memclkcfg, smemc_mmio_base + MEMCLKCFG);
- __raw_writel(csadrcfg[0], smemc_mmio_base + CSADRCFG0);
- __raw_writel(csadrcfg[1], smemc_mmio_base + CSADRCFG1);
- __raw_writel(csadrcfg[2], smemc_mmio_base + CSADRCFG2);
- __raw_writel(csadrcfg[3], smemc_mmio_base + CSADRCFG3);
+ __raw_writel(msc[0], MSC0);
+ __raw_writel(msc[1], MSC1);
+ __raw_writel(sxcnfg, SXCNFG);
+ __raw_writel(memclkcfg, MEMCLKCFG);
+ __raw_writel(csadrcfg[0], CSADRCFG0);
+ __raw_writel(csadrcfg[1], CSADRCFG1);
+ __raw_writel(csadrcfg[2], CSADRCFG2);
+ __raw_writel(csadrcfg[3], CSADRCFG3);
return 0;
}
@@ -73,10 +60,6 @@ static int __init smemc_init(void)
int ret = 0;
if (cpu_is_pxa3xx()) {
- smemc_mmio_base = ioremap(SMEMC_PHYS_BASE, SMEMC_PHYS_SIZE);
- if (smemc_mmio_base == NULL)
- return -ENODEV;
-
ret = sysdev_class_register(&smemc_sysclass);
if (ret)
return ret;