i.MX31/Gigabeat S: Implement frequency and voltage scaling-- 1.6V for 528MHz, and 1.35V for 264MHz and 132MHz. Keep DPTC overdrive ( > 400MHz) voltage scaling off for now because of uncertainties. Simplify the (working) mess later.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25699 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 6 insertions, 1 deletions

diff --git a/firmware/target/arm/imx31/avic-imx31.c b/firmware/target/arm/imx31/avic-imx31.c
index 4ba7da4be0..c8bf419bcd 100644
--- a/firmware/target/arm/imx31/avic-imx31.c
+++ b/firmware/target/arm/imx31/avic-imx31.c
@@ -128,7 +128,7 @@ void avic_init(void)
         : : : "r0");
 
     /* Enable normal interrupts at all priorities */
-    avic->nimask = 0x1f;
+    avic->nimask = AVIC_NIL_ENABLE;
 }
 
 void avic_set_int_priority(enum IMX31_INT_LIST ints,
@@ -210,3 +210,8 @@ void avic_set_int_type(enum IMX31_INT_LIST ints, enum INT_TYPE intstype)
 
     restore_interrupt(oldstatus);
 }
+
+void avic_set_ni_level(unsigned int level)
+{
+    AVIC_NIMASK = level > 0x1f ? 0x1f : level;
+}