ARM: OMAP2+: Fix ti81xx devtype

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@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h
index a3c0133..0fba6d1 100644 (file)
--- 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 (file)
--- 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()) {