summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap2/cm_common.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-omap2/cm_common.c')
-rw-r--r--arch/arm/mach-omap2/cm_common.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/cm_common.c b/arch/arm/mach-omap2/cm_common.c
index 561969bb511e..0bab493ec133 100644
--- a/arch/arm/mach-omap2/cm_common.c
+++ b/arch/arm/mach-omap2/cm_common.c
@@ -2,7 +2,7 @@
* OMAP2+ common Clock Management (CM) IP block functions
*
* Copyright (C) 2012 Texas Instruments, Inc.
- * Paul Walmsley <paul@pwsan.com>
+ * 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
@@ -17,6 +17,7 @@
#include "cm2xxx.h"
#include "cm3xxx.h"
#include "cm44xx.h"
+#include "common.h"
/*
* cm_ll_data: function pointers to SoC-specific implementations of
@@ -25,6 +26,25 @@
static struct cm_ll_data null_cm_ll_data;
static struct cm_ll_data *cm_ll_data = &null_cm_ll_data;
+/* cm_base: base virtual address of the CM IP block */
+void __iomem *cm_base;
+
+/* cm2_base: base virtual address of the CM2 IP block (OMAP44xx only) */
+void __iomem *cm2_base;
+
+/**
+ * omap2_set_globals_cm - set the CM/CM2 base addresses (for early use)
+ * @cm: CM base virtual address
+ * @cm2: CM2 base virtual address (if present on the booted SoC)
+ *
+ * XXX Will be replaced when the PRM/CM drivers are completed.
+ */
+void __init omap2_set_globals_cm(void __iomem *cm, void __iomem *cm2)
+{
+ cm_base = cm;
+ cm2_base = cm2;
+}
+
/**
* cm_split_idlest_reg - split CM_IDLEST reg addr into its components
* @idlest_reg: CM_IDLEST* virtual address