@@ -46,11 +46,13 @@
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a15";
+ enable-method = "renesas,rcar-idle";
reg = <0>;
clock-frequency = <1500000000>;
voltage-tolerance = <1>; /* 1% */
clocks = <&cpg_clocks R8A7791_CLK_Z>;
clock-latency = <300000>; /* 300 us */
+ cpu-idle-states = <&CORE_STANDBY>;
/* kHz - uV - OPPs unknown yet */
operating-points = <1500000 1000000>,
@@ -64,8 +66,19 @@
cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a15";
+ enable-method = "renesas,rcar-idle";
reg = <1>;
clock-frequency = <1500000000>;
+ cpu-idle-states = <&CORE_STANDBY>;
+ };
+
+ idle-states {
+ CORE_STANDBY: CoreStandby {
+ compatible = "arm,idle-state";
+ entry-latency-us = <500>;
+ exit-latency-us = <2300>;
+ min-residency-us = <2800>;
+ };
};
};
This patch add enable-method node and idle-states node for r8a7791. Signed-off-by: Keita Kobayashi <keita.kobayashi.ym@renesas.com> --- arch/arm/boot/dts/r8a7791.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+)