ARM: dts: r8a7793: Add SYSC PM Domains

Add a device node for the System Controller.
Hook up the first Cortex-A15 CPU core and the Cortex-A15 L2 cache/SCU to
their respective PM Domains.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi
index 6186179..53e235e 100644 (file)
--- a/arch/arm/boot/dts/r8a7793.dtsi
+++ b/arch/arm/boot/dts/r8a7793.dtsi
@@ -11,6 +11,7 @@
 #include <dt-bindings/clock/r8a7793-clock.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/power/r8a7793-sysc.h>
 
 / {
        compatible = "renesas,r8a7793";
@@ -43,6 +44,7 @@
                        voltage-tolerance = <1>; /* 1% */
                        clocks = <&cpg_clocks R8A7793_CLK_Z>;
                        clock-latency = <300000>; /* 300 us */
+                       power-domains = <&sysc R8A7793_PD_CA15_CPU0>;
 
                        /* kHz - uV - OPPs unknown yet */
                        operating-points = <1500000 1000000>,
@@ -76,6 +78,7 @@
 
        L2_CA15: cache-controller@0 {
                compatible = "cache";
+               power-domains = <&sysc R8A7793_PD_CA15_SCU>;
                cache-unified;
                cache-level = <2>;
        };
@@ -1223,6 +1226,12 @@
                };
        };
 
+       sysc: system-controller@e6180000 {
+               compatible = "renesas,r8a7793-sysc";
+               reg = <0 0xe6180000 0 0x0200>;
+               #power-domain-cells = <1>;
+       };
+
        ipmmu_sy0: mmu@e6280000 {
                compatible = "renesas,ipmmu-r8a7793", "renesas,ipmmu-vmsa";
                reg = <0 0xe6280000 0 0x1000>;