Merge branch 'omap2-upstream' into devel

1 files changed, 74 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c
new file mode 100644
index 00000000000..a5d86a49c21
--- /dev/null
+++ b/arch/arm/mach-omap2/control.c
@@ -0,0 +1,74 @@
+/*
+ * OMAP2/3 System Control Module register access
+ *
+ * Copyright (C) 2007 Texas Instruments, Inc.
+ * Copyright (C) 2007 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#undef DEBUG
+
+#include <linux/kernel.h>
+
+#include <asm/io.h>
+
+#include <asm/arch/control.h>
+
+static u32 omap2_ctrl_base;
+
+#define OMAP_CTRL_REGADDR(reg)	(void __iomem *)IO_ADDRESS(omap2_ctrl_base \
+								+ (reg))
+
+void omap_ctrl_base_set(u32 base)
+{
+	omap2_ctrl_base = base;
+}
+
+u32 omap_ctrl_base_get(void)
+{
+	return omap2_ctrl_base;
+}
+
+u8 omap_ctrl_readb(u16 offset)
+{
+	return __raw_readb(OMAP_CTRL_REGADDR(offset));
+}
+
+u16 omap_ctrl_readw(u16 offset)
+{
+	return __raw_readw(OMAP_CTRL_REGADDR(offset));
+}
+
+u32 omap_ctrl_readl(u16 offset)
+{
+	return __raw_readl(OMAP_CTRL_REGADDR(offset));
+}
+
+void omap_ctrl_writeb(u8 val, u16 offset)
+{
+	pr_debug("omap_ctrl_writeb: writing 0x%0x to 0x%0x\n", val,
+		 (u32)OMAP_CTRL_REGADDR(offset));
+
+	__raw_writeb(val, OMAP_CTRL_REGADDR(offset));
+}
+
+void omap_ctrl_writew(u16 val, u16 offset)
+{
+	pr_debug("omap_ctrl_writew: writing 0x%0x to 0x%0x\n", val,
+		 (u32)OMAP_CTRL_REGADDR(offset));
+
+	__raw_writew(val, OMAP_CTRL_REGADDR(offset));
+}
+
+void omap_ctrl_writel(u32 val, u16 offset)
+{
+	pr_debug("omap_ctrl_writel: writing 0x%0x to 0x%0x\n", val,
+		 (u32)OMAP_CTRL_REGADDR(offset));
+
+	__raw_writel(val, OMAP_CTRL_REGADDR(offset));
+}
+