Thread (7 messages) flat view 7 messages, 2 authors, 2016-10-19
STALE3581d

Revision v5 of 2 in this series.

Revisions (2)
  1. v4 [diff vs current]
  2. v5 current

[PATCH v5 5/5] ARM64: dts: meson-gxbb: Add SCPI with cpufreq & sensors Nodes

From: Neil Armstrong <hidden>
Date: 2016-10-19 14:37:16
Also in: linux-amlogic, linux-devicetree, lkml
Subsystem: arm/amlogic meson soc support, the rest · Maintainers: Neil Armstrong, Kevin Hilman, Linus Torvalds

Signed-off-by: Neil Armstrong <redacted>
---
 arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 48 +++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index 28e218d..ff1975e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -74,6 +74,28 @@
 		};
 	};
 
+	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 at 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>;
+		};
+	};
+
 	soc {
 		usb0_phy: phy at c0000000 {
 			compatible = "amlogic,meson-gxbb-usb2-phy";
@@ -101,6 +123,16 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 			ranges = <0 0x0 0xc8000000 0x14000>;
+
+			cpu_scp_lpri: scp-shmem at 0 {
+				compatible = "amlogic,meson-gxbb-scp-shmem";
+				reg = <0x13000 0x400>;
+			};
+
+			cpu_scp_hpri: scp-shmem at 200 {
+				compatible = "amlogic,meson-gxbb-scp-shmem";
+				reg = <0x13400 0x400>;
+			};
 		};
 
 		usb0: usb at c9000000 {
@@ -143,6 +175,22 @@
 	};
 };
 
+&cpu0 {
+	clocks = <&scpi_dvfs 0>;
+};
+
+&cpu1 {
+	clocks = <&scpi_dvfs 0>;
+};
+
+&cpu2 {
+	clocks = <&scpi_dvfs 0>;
+};
+
+&cpu3 {
+	clocks = <&scpi_dvfs 0>;
+};
+
 &cbus {
 	reset: reset-controller at 4404 {
 		compatible = "amlogic,meson-gxbb-reset";
-- 
1.9.1
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