ARM: DRA7/ OMAP5: implement Auxiliary Control Register configuration

Implement logic for ACR(Auxiliary Control Register) configuration using
ROM Code smc service.

Suggested-by: Richard Woodruff <[email protected]>
Suggested-by: Brad Griffis <[email protected]>
Reviewed-by: Brad Griffis <[email protected]>
Signed-off-by: Nishanth Menon <[email protected]>

diff --git a/arch/arm/cpu/armv7/omap5/hwinit.c b/arch/arm/cpu/armv7/omap5/hwinit.c
index 39f8d0d5e20013d7a269e29682db436fbc18f8af..bc19aebc6db7d9b084b54763cfffda551ecf9088 100644 (file)
--- a/arch/arm/cpu/armv7/omap5/hwinit.c
+++ b/arch/arm/cpu/armv7/omap5/hwinit.c
@@ -418,3 +418,9 @@ void v7_arch_cp15_set_l2aux_ctrl(u32 l2auxctrl, u32 cpu_midr,
 {
        omap_smc1(OMAP5_SERVICE_L2ACTLR_SET, l2auxctrl);
 }
+
+void v7_arch_cp15_set_acr(u32 acr, u32 cpu_midr, u32 cpu_rev_comb,
+                         u32 cpu_variant, u32 cpu_rev)
+{
+       omap_smc1(OMAP5_SERVICE_ACR_SET, acr);
+}

diff --git a/arch/arm/include/asm/arch-omap5/sys_proto.h b/arch/arm/include/asm/arch-omap5/sys_proto.h
index 6da8297c7292ec5329196fab082d45f93d9b12a5..7fcb7838940369c8613d1ce731b050a30f3d15d4 100644 (file)
--- a/arch/arm/include/asm/arch-omap5/sys_proto.h
+++ b/arch/arm/include/asm/arch-omap5/sys_proto.h
@@ -81,5 +81,6 @@ static inline u32 usec_to_32k(u32 usec)
 }
 
 #define OMAP5_SERVICE_L2ACTLR_SET    0x104
+#define OMAP5_SERVICE_ACR_SET        0x107
 
 #endif