OMAP system control module can be probed early, then
omap_type is safe to use its APIs.
TODO: add support for other omap versions
Signed-off-by: Konstantin Baydarov <kbaidarov@xxxxxxxxxxxxx>
---
arch/arm/mach-omap2/id.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
Index: linux-2.6/arch/arm/mach-omap2/id.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-omap2/id.c
+++ linux-2.6/arch/arm/mach-omap2/id.c
@@ -18,6 +18,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
+#include <linux/mfd/omap_control.h>
#include <asm/cputype.h>
@@ -38,6 +39,8 @@ unsigned int omap_rev(void)
}
EXPORT_SYMBOL(omap_rev);
+u32 omap_control_readl(u16 offset);
+
int omap_type(void)
{
u32 val = 0;
@@ -49,7 +52,7 @@ int omap_type(void)
} else if (cpu_is_omap34xx()) {
val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS);
} else if (cpu_is_omap44xx()) {
- val = omap_ctrl_readl(OMAP4_CTRL_MODULE_CORE_STATUS);
+ val = omap_control_readl(OMAP4_CTRL_MODULE_CORE_STATUS);
} else {
pr_err("Cannot detect omap type!\n");
goto out;
--
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