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authorDave Gerlach <d-gerlach@ti.com>2015-07-17 23:08:01 +0200
committerTony Lindgren <tony@atomide.com>2016-01-21 22:53:58 +0100
commit2800971f731e4491b71f44bf311452ab0f94a062 (patch)
treeb6eea3e15ec3a284ca4399eebd128dcca07ced55
parentARM: omap2plus_defconfig: enable SPLIT and DWARF4 (diff)
downloadlinux-2800971f731e4491b71f44bf311452ab0f94a062.tar.xz
linux-2800971f731e4491b71f44bf311452ab0f94a062.zip
ARM: dts: AM33xx: Add ti,mbox-send-noirq to wkup_m3 mailbox
Add ti,mbox-send-noirq to wkup_m3 mailbox so that messages using wkup_m3 mailbox are sent without triggering any further interrupts. This is needed to achieve lower power numbers during CPU idle on AM33xx. Signed-off-by: Dave Gerlach <d-gerlach@ti.com> [s-anna@ti.com: revise commit description] Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/boot/dts/am33xx.dtsi1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index d23e2524d694..ee26e2a9abec 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -399,6 +399,7 @@
ti,mbox-num-users = <4>;
ti,mbox-num-fifos = <8>;
mbox_wkupm3: wkup_m3 {
+ ti,mbox-send-noirq;
ti,mbox-tx = <0 0 0>;
ti,mbox-rx = <0 0 3>;
};