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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 03:50:35 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 03:50:35 +0300
commit3c0cb7c31c206aaedb967e44b98442bbeb17a6c4 (patch)
tree3ecba45d7ffae4fba4a5aafaef4af5b0b1105bde /arch/arm/mach-pxa/smemc.c
parentf70f5b9dc74ca7d0a64c4ead3fb28da09dc1b234 (diff)
parent404a02cbd2ae8bf256a2fa1169bdfe86bb5ebb34 (diff)
downloadlinux-3c0cb7c31c206aaedb967e44b98442bbeb17a6c4.tar.xz
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (416 commits) ARM: DMA: add support for DMA debugging ARM: PL011: add DMA burst threshold support for ST variants ARM: PL011: Add support for transmit DMA ARM: PL011: Ensure IRQs are disabled in UART interrupt handler ARM: PL011: Separate hardware FIFO size from TTY FIFO size ARM: PL011: Allow better handling of vendor data ARM: PL011: Ensure error flags are clear at startup ARM: PL011: include revision number in boot-time port printk ARM: vexpress: add sched_clock() for Versatile Express ARM i.MX53: Make MX53 EVK bootable ARM i.MX53: Some bug fix about MX53 MSL code ARM: 6607/1: sa1100: Update platform device registration ARM: 6606/1: sa1100: Fix platform device registration ARM i.MX51: rename IPU irqs ARM i.MX51: Add ipu clock support ARM: imx/mx27_3ds: Add PMIC support ARM: DMA: Replace page_to_dma()/dma_to_page() with pfn_to_dma()/dma_to_pfn() mx51: fix usb clock support MX51: Add support for usb host 2 arch/arm/plat-mxc/ehci.c: fix errors/typos ...
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;