The functionality of omap_type() is needed for eg. watchdog
device registration to distinguish different device types.
Signed-off-by: Ulrik Bech Hald <u...@ti.com>
---
arch/arm/mach-omap2/id.c | 21 +++++++++++++++++++++
1 files changed, 21 insertions(+), 0 deletions(-)
mode change 100644 => 100755 arch/arm/mach-omap2/id.c
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
old mode 100644
new mode 100755
index 458990e..9fa61b4
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -48,6 +48,27 @@ int omap_chip_is(struct omap_chip_id oci)
}
EXPORT_SYMBOL(omap_chip_is);
+int omap_type(void)
+{
+ u32 val = 0;
+
+ if (cpu_is_omap24xx()) {
+ val = omap_ctrl_readl(OMAP24XX_CONTROL_STATUS);
+ } else if (cpu_is_omap34xx()) {
+ val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS);
+ } else {
+ pr_err("Cannot detect omap type!\n");
+ goto out;
+ }
+
+ val &= OMAP2_DEVICETYPE_MASK;
+ val >>= 8;
+
+out:
+ return val;
+}
+EXPORT_SYMBOL(omap_type);
+
/*----------------------------------------------------------------------------*/
#define OMAP_TAP_IDCODE 0x0204
--
1.5.4.3
--
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