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Actions Semi ARM based SoC DT for v4.15

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This updates the Guitar board DT with a clock node for the debug UART
 and adds a new DT for the CubieBoard6.
 It also updates the S500 DT with CPU power domains.
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Merge tag 'actions-arm-dt-for-4.15' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/afaerber/linux-actions into next/dt

Pull "Actions Semi ARM based SoC DT for v4.15" from Andreas Färber:

This updates the Guitar board DT with a clock node for the debug UART
and adds a new DT for the CubieBoard6.
It also updates the S500 DT with CPU power domains.

* tag 'actions-arm-dt-for-4.15' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/afaerber/linux-actions:
  ARM: dts: owl-s500: Add CubieBoard6
  dt-bindings: arm: actions: Add CubieBoard6
  ARM: dts: owl-s500-guitar-bb-rev-b: Add fake uart3 clock
  ARM: dts: owl-s500: Set power domains for CPU2 and CPU3
This commit is contained in:
Arnd Bergmann 2017-11-07 16:04:45 +01:00
parent d29d30782a 7f6a78fe34
commit b4eebd88c2
5 changed files with 56 additions and 0 deletions
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1
Documentation/devicetree/bindings/arm/actions.txt
View file

@ -21,6 +21,7 @@ Boards:
Root node property compatible must contain, depending on board:
- Cubietech CubieBoard6: "cubietech,cubieboard6"
- LeMaker Guitar Base Board rev. B: "lemaker,guitar-bb-rev-b", "lemaker,guitar"

1
arch/arm/boot/dts/Makefile
View file

@ -705,6 +705,7 @@ dtb-$(CONFIG_ARCH_ORION5X) += \
orion5x-netgear-wnr854t.dtb \
orion5x-rd88f5182-nas.dtb
dtb-$(CONFIG_ARCH_ACTIONS) += \
owl-s500-cubieboard6.dtb \
owl-s500-guitar-bb-rev-b.dtb
dtb-$(CONFIG_ARCH_PRIMA2) += \
prima2-evb.dtb

44
arch/arm/boot/dts/owl-s500-cubieboard6.dts Normal file
View file

@ -0,0 +1,44 @@
/*
* Cubietech CubieBoard6
*
* Copyright (c) 2017 Andreas Färber
*
* SPDX-License-Identifier: (GPL-2.0+ OR MIT)
*/
/dts-v1/;
#include "owl-s500.dtsi"
/ {
compatible = "cubietech,cubieboard6", "actions,s500";
model = "CubieBoard6";
aliases {
serial3 = &uart3;
};
chosen {
stdout-path = "serial3:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0x0 0x80000000>;
};
uart3_clk: uart3-clk {
compatible = "fixed-clock";
clock-frequency = <921600>;
#clock-cells = <0>;
};
};
&timer {
clocks = <&hosc>;
};
&uart3 {
status = "okay";
clocks = <&uart3_clk>;
};

7
arch/arm/boot/dts/owl-s500-guitar-bb-rev-b.dts
View file

@ -19,8 +19,15 @@
chosen {
stdout-path = "serial3:115200n8";
};
uart3_clk: uart3-clk {
compatible = "fixed-clock";
clock-frequency = <921600>;
#clock-cells = <0>;
};
};
&uart3 {
status = "okay";
clocks = <&uart3_clk>;
};

3
arch/arm/boot/dts/owl-s500.dtsi
View file

@ -7,6 +7,7 @@
*/
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/owl-s500-powergate.h>
/ {
compatible = "actions,s500";
@ -43,6 +44,7 @@
compatible = "arm,cortex-a9";
reg = <0x2>;
enable-method = "actions,s500-smp";
power-domains = <&sps S500_PD_CPU2>;
};
cpu3: cpu@3 {
@ -50,6 +52,7 @@
compatible = "arm,cortex-a9";
reg = <0x3>;
enable-method = "actions,s500-smp";
power-domains = <&sps S500_PD_CPU3>;
};
};