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authorNishanth Menon <nm@ti.com>2015-07-27 21:26:06 (GMT)
committerTom Rini <trini@konsulko.com>2015-08-13 00:47:50 (GMT)
commit1bbb556a6a5c0f44d2da32700fce4d279c851e9f (patch)
tree14d79050cbb4c40d8f5ef4a285d8decac0cf0c36 /arch
parenta615d0be6a73fc48a22e5662608260fe9b9149ff (diff)
downloadu-boot-1bbb556a6a5c0f44d2da32700fce4d279c851e9f.tar.xz
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 <r-woodruff2@ti.com> Suggested-by: Brad Griffis <bgriffis@ti.com> Reviewed-by: Brad Griffis <bgriffis@ti.com> Signed-off-by: Nishanth Menon <nm@ti.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/cpu/armv7/omap5/hwinit.c6
-rw-r--r--arch/arm/include/asm/arch-omap5/sys_proto.h1
2 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/omap5/hwinit.c b/arch/arm/cpu/armv7/omap5/hwinit.c
index 39f8d0d..bc19aeb 100644
--- 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 6da8297..7fcb783 100644
--- 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