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authorVaibhav Hiremath <hvaibhav@ti.com>2013-05-17 14:13:41 +0400
committerTony Lindgren <tony@atomide.com>2013-06-18 14:04:07 +0400
commit7bcad170154f1302aeeced4f236588091a261fbf (patch)
tree19f6074a8fffab88ee6c2fbbcc86ba2102f0430b /arch/arm/mach-omap2/id.c
parentc3ed359c66d49ed59139c61a6284452e94efb215 (diff)
downloadlinux-7bcad170154f1302aeeced4f236588091a261fbf.tar.xz
ARM: OMAP3+: am33xx id: Add new am33xx specific function to check dev_feature
Layout of DEV_FEATURE register (offset = 0x604) is different between TI81xx and AM33xx device, so create separate function which will check for features available on specific AM33xx SoC and set the flags accordingly. Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com> Reviewed-by: Kevin Hilman <khilman@linaro.org> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/id.c')
-rw-r--r--arch/arm/mach-omap2/id.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 9e5c7cb4a81a..7335eb2bf3fa 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -304,6 +304,19 @@ void __init ti81xx_check_features(void)
omap3_cpuinfo();
}
+void __init am33xx_check_features(void)
+{
+ u32 status;
+
+ omap_features = OMAP3_HAS_NEON;
+
+ status = omap_ctrl_readl(AM33XX_DEV_FEATURE);
+ if (status & AM33XX_SGX_MASK)
+ omap_features |= OMAP3_HAS_SGX;
+
+ omap3_cpuinfo();
+}
+
void __init omap3xxx_check_revision(void)
{
const char *cpu_rev;