@@ -61,6 +61,7 @@
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x0>;
enable-method = "psci";
+ clocks = <&scpi_dvfs 0>;
};
cpu1: cpu@1 {
@@ -68,6 +69,7 @@
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x1>;
enable-method = "psci";
+ clocks = <&scpi_dvfs 0>;
};
cpu2: cpu@2 {
@@ -75,6 +77,7 @@
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x2>;
enable-method = "psci";
+ clocks = <&scpi_dvfs 0>;
};
cpu3: cpu@3 {
@@ -82,6 +85,7 @@
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x3>;
enable-method = "psci";
+ clocks = <&scpi_dvfs 0>;
};
};
@@ -99,6 +103,28 @@
method = "smc";
};
+ scpi {
+ compatible = "amlogic,meson-gxbb-scpi";
+ mboxes = <&mailbox 1 &mailbox 2>;
+ shmem = <&cpu_scp_lpri &cpu_scp_hpri>;
+
+ clocks {
+ compatible = "arm,scpi-clocks";
+
+ scpi_dvfs: scpi_clocks@0 {
+ compatible = "arm,scpi-dvfs-clocks";
+ #clock-cells = <1>;
+ clock-indices = <0>;
+ clock-output-names = "vcpu";
+ };
+ };
+
+ scpi_sensors: sensors {
+ compatible = "arm,scpi-sensors";
+ #thermal-sensor-cells = <1>;
+ };
+ };
+
timer {
compatible = "arm,armv8-timer";
interrupts = <GIC_PPI 13
@@ -131,6 +157,16 @@
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x0 0xc8000000 0x14000>;
+
+ cpu_scp_lpri: scp-shmem@0 {
+ compatible = "amlogic,meson-gxbb-scp-shmem";
+ reg = <0x13000 0x400>;
+ };
+
+ cpu_scp_hpri: scp-shmem@200 {
+ compatible = "amlogic,meson-gxbb-scp-shmem";
+ reg = <0x13400 0x400>;
+ };
};
cbus: cbus@c1100000 {
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> --- arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 36 +++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+)