aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/plat-omap/io.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/plat-omap/io.c')
-rw-r--r--arch/arm/plat-omap/io.c62
1 files changed, 60 insertions, 2 deletions
diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c
index 9b42d72d96c..b6defa23e77 100644
--- a/arch/arm/plat-omap/io.c
+++ b/arch/arm/plat-omap/io.c
@@ -30,8 +30,8 @@ void __iomem *omap_ioremap(unsigned long p, size_t size, unsigned int type)
{
#ifdef CONFIG_ARCH_OMAP1
if (cpu_class_is_omap1()) {
- if (BETWEEN(p, IO_PHYS, IO_SIZE))
- return XLATE(p, IO_PHYS, IO_VIRT);
+ if (BETWEEN(p, OMAP1_IO_PHYS, OMAP1_IO_SIZE))
+ return XLATE(p, OMAP1_IO_PHYS, OMAP1_IO_VIRT);
}
if (cpu_is_omap730()) {
if (BETWEEN(p, OMAP730_DSP_BASE, OMAP730_DSP_SIZE))
@@ -132,3 +132,61 @@ void omap_iounmap(volatile void __iomem *addr)
__iounmap(addr);
}
EXPORT_SYMBOL(omap_iounmap);
+
+/*
+ * NOTE: Please use ioremap + __raw_read/write where possible instead of these
+ */
+
+u8 omap_readb(u32 pa)
+{
+ if (cpu_class_is_omap1())
+ return __raw_readb(OMAP1_IO_ADDRESS(pa));
+ else
+ return __raw_readb(OMAP2_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readb);
+
+u16 omap_readw(u32 pa)
+{
+ if (cpu_class_is_omap1())
+ return __raw_readw(OMAP1_IO_ADDRESS(pa));
+ else
+ return __raw_readw(OMAP2_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readw);
+
+u32 omap_readl(u32 pa)
+{
+ if (cpu_class_is_omap1())
+ return __raw_readl(OMAP1_IO_ADDRESS(pa));
+ else
+ return __raw_readl(OMAP2_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readl);
+
+void omap_writeb(u8 v, u32 pa)
+{
+ if (cpu_class_is_omap1())
+ __raw_writeb(v, OMAP1_IO_ADDRESS(pa));
+ else
+ __raw_writeb(v, OMAP2_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writeb);
+
+void omap_writew(u16 v, u32 pa)
+{
+ if (cpu_class_is_omap1())
+ __raw_writew(v, OMAP1_IO_ADDRESS(pa));
+ else
+ __raw_writew(v, OMAP2_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writew);
+
+void omap_writel(u32 v, u32 pa)
+{
+ if (cpu_class_is_omap1())
+ __raw_writel(v, OMAP1_IO_ADDRESS(pa));
+ else
+ __raw_writel(v, OMAP2_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writel);