omap: Split omap_read/write functions for omap1 and omap2+

Otherwise multi-omap1 support for omap1 won't work as the cpu_class_is_omap1()
won't work until the SoC is detected.

Note that eventually these will go away, please use ioremap + read/write instead.

Signed-off-by: Tony Lindgren <tony@atomide.com>

3 files changed, 79 insertions, 58 deletions

diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c
index 0ce3fec2d257..870886a29594 100644
--- a/arch/arm/mach-omap1/io.c
+++ b/arch/arm/mach-omap1/io.c
@@ -142,3 +142,42 @@ void __init omap1_init_common_hw(void)
         omap1_mux_init();
 }
 
+/*
+ * NOTE: Please use ioremap + __raw_read/write where possible instead of these
+ */
+
+u8 omap_readb(u32 pa)
+{
+        return __raw_readb(OMAP1_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readb);
+
+u16 omap_readw(u32 pa)
+{
+        return __raw_readw(OMAP1_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readw);
+
+u32 omap_readl(u32 pa)
+{
+        return __raw_readl(OMAP1_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readl);
+
+void omap_writeb(u8 v, u32 pa)
+{
+        __raw_writeb(v, OMAP1_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writeb);
+
+void omap_writew(u16 v, u32 pa)
+{
+        __raw_writew(v, OMAP1_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writew);
+
+void omap_writel(u32 v, u32 pa)
+{
+        __raw_writel(v, OMAP1_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writel);
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 3d1834906293..9804385533e5 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -375,3 +375,43 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
 
         omap_irq_base_init();
 }
+
+/*
+ * NOTE: Please use ioremap + __raw_read/write where possible instead of these
+ */
+
+u8 omap_readb(u32 pa)
+{
+        return __raw_readb(OMAP2_L4_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readb);
+
+u16 omap_readw(u32 pa)
+{
+        return __raw_readw(OMAP2_L4_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readw);
+
+u32 omap_readl(u32 pa)
+{
+        return __raw_readl(OMAP2_L4_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_readl);
+
+void omap_writeb(u8 v, u32 pa)
+{
+        __raw_writeb(v, OMAP2_L4_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writeb);
+
+void omap_writew(u16 v, u32 pa)
+{
+        __raw_writew(v, OMAP2_L4_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writew);
+
+void omap_writel(u32 v, u32 pa)
+{
+        __raw_writel(v, OMAP2_L4_IO_ADDRESS(pa));
+}
+EXPORT_SYMBOL(omap_writel);
diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c
index b0078cf96281..f1295fafcd31 100644
--- a/arch/arm/plat-omap/io.c
+++ b/arch/arm/plat-omap/io.c
@@ -136,61 +136,3 @@ 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_L4_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_L4_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_L4_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_L4_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_L4_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_L4_IO_ADDRESS(pa));
-}
-EXPORT_SYMBOL(omap_writel);