ARM: dts: rk3288: add arm,cpu-registers-not-fw-configured
authorSonny Rao <sonnyrao@chromium.org>
Tue, 25 Nov 2014 18:54:00 +0000 (10:54 -0800)
committerOlof Johansson <olof@lixom.net>
Fri, 5 Dec 2014 18:27:16 +0000 (10:27 -0800)
This will enable use of physical arch timers on rk3288, where each
core comes out of reset with a different virtual offset.  Using
physical timers will help with SMP booting on coreboot and older
u-boot and should also allow suspend-resume and cpu-hotplug to work on
all firmwares.

Firmware which does initialize the cpu registers properly at boot and
cpu-hotplug can remove this property from the device tree.

Signed-off-by: Sonny Rao <sonnyrao@chromium.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
arch/arm/boot/dts/rk3288.dtsi

index 8313077..fd19f00 100644 (file)
 
        timer {
                compatible = "arm,armv7-timer";
+               arm,cpu-registers-not-fw-configured;
                interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
                             <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
                             <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,