omap4: control: Add accessor api's for pad control module

On OMAP4 control pad are not addressable from control
core base. So the common omap_ctrl_read/write APIs breaks
Hence export separate APIs to manage the omap4 pad control
registers.

This APIs will work only for OMAP4

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/arm/plat-omap/include/plat/control.h b/arch/arm/plat-omap/include/plat/control.h
index 131bf405c2f..2916b7e9372 100644
--- a/arch/arm/plat-omap/include/plat/control.h
+++ b/arch/arm/plat-omap/include/plat/control.h
@@ -354,9 +354,11 @@ extern void __iomem *omap_ctrl_base_get(void);
 extern u8 omap_ctrl_readb(u16 offset);
 extern u16 omap_ctrl_readw(u16 offset);
 extern u32 omap_ctrl_readl(u16 offset);
+extern u32 omap4_ctrl_pad_readl(u16 offset);
 extern void omap_ctrl_writeb(u8 val, u16 offset);
 extern void omap_ctrl_writew(u16 val, u16 offset);
 extern void omap_ctrl_writel(u32 val, u16 offset);
+extern void omap4_ctrl_pad_writel(u32 val, u16 offset);
 
 extern void omap3_save_scratchpad_contents(void);
 extern void omap3_clear_scratchpad_contents(void);
@@ -371,9 +373,11 @@ extern void omap3_control_restore_context(void);
 #define omap_ctrl_readb(x)              0
 #define omap_ctrl_readw(x)              0
 #define omap_ctrl_readl(x)              0
+#define omap4_ctrl_pad_readl(x)         0
 #define omap_ctrl_writeb(x, y)          WARN_ON(1)
 #define omap_ctrl_writew(x, y)          WARN_ON(1)
 #define omap_ctrl_writel(x, y)          WARN_ON(1)
+#define omap4_ctrl_pad_writel(x, y)     WARN_ON(1)
 #endif
 #endif  /* __ASSEMBLY__ */