Otherwise we get error "Cannot detect omap type!" and many
things can fail with following:
Unhandled fault: imprecise external abort (0xc06) at 0xc6031fb0
This is because the omap_type is being used to set up th SoC
specific functions for omaps.
Cc: Brian Hutchinson <b.hutchman@xxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
arch/arm/mach-omap2/control.h | 4 ++++
arch/arm/mach-omap2/id.c | 2 ++
2 files changed, 6 insertions(+)
diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h
index a3c0133..0fba6d1 100644
--- a/arch/arm/mach-omap2/control.h
+++ b/arch/arm/mach-omap2/control.h
@@ -53,6 +53,7 @@
#define OMAP343X_CONTROL_GENERAL_WKUP 0xa60
/* TI81XX spefic control submodules */
+#define TI81XX_CONTROL_DEVBOOT 0x040
#define TI81XX_CONTROL_DEVCONF 0x600
/* Control register offsets - read/write with omap_ctrl_{read,write}{bwl}() */
@@ -246,6 +247,9 @@
#define OMAP3_PADCONF_SAD2D_MSTANDBY 0x250
#define OMAP3_PADCONF_SAD2D_IDLEACK 0x254
+/* TI81XX CONTROL_DEVBOOT register offsets */
+#define TI81XX_CONTROL_STATUS (TI81XX_CONTROL_DEVBOOT + 0x000)
+
/* TI81XX CONTROL_DEVCONF register offsets */
#define TI81XX_CONTROL_DEVICE_ID (TI81XX_CONTROL_DEVCONF + 0x000)
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index c25feba..2a2f4d5 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -56,6 +56,8 @@ int omap_type(void)
if (cpu_is_omap24xx()) {
val = omap_ctrl_readl(OMAP24XX_CONTROL_STATUS);
+ } else if (cpu_is_ti81xx()) {
+ val = omap_ctrl_readl(TI81XX_CONTROL_STATUS);
} else if (soc_is_am33xx() || soc_is_am43xx()) {
val = omap_ctrl_readl(AM33XX_CONTROL_STATUS);
} else if (cpu_is_omap34xx()) {
--
2.1.4
--
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