[PATCH V2] arm64: dts: add APM Merlin Board device tree
From: Feng Kan <hidden>
Date: 2015-03-11 00:46:33
Also in:
linux-devicetree, lkml
Subsystem:
applied micro (apm) x-gene device tree support, the rest · Maintainers:
Khuong Dinh, Linus Torvalds
This patch adds the support for APM Merlin board. The Merlin board
is based on the APM X-Gene Shadowcat SoC. This DTS enables PMU,
SATA and Serial.
Signed-off-by: Feng Kan <redacted>
---
V2 Change:
- Add dma-range definition
V1 Change:
- add memreserve for spintable.
- remove clkfreq attribute
- update spin location, although it is done by bootloader.
- remove msi reg entry
- add chosen for stdout path
arch/arm64/boot/dts/apm/apm-merlin.dts | 41 ++++++++
arch/arm64/boot/dts/apm/apm-shadowcat.dtsi | 155 +++++++++++++++++++++++++++++
2 files changed, 196 insertions(+)
create mode 100644 arch/arm64/boot/dts/apm/apm-merlin.dts
create mode 100644 arch/arm64/boot/dts/apm/apm-shadowcat.dtsi
diff --git a/arch/arm64/boot/dts/apm/apm-merlin.dts b/arch/arm64/boot/dts/apm/apm-merlin.dts
new file mode 100644
index 0000000..3feefbd
--- /dev/null
+++ b/arch/arm64/boot/dts/apm/apm-merlin.dts@@ -0,0 +1,41 @@ +/* + * dts file for AppliedMicro (APM) Merlin Board + * + * Copyright (C) 2015, Applied Micro Circuits Corporation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +/dts-v1/; + +/include/ "apm-shadowcat.dtsi" + +/ { + model = "APM X-Gene Merlin board"; + compatible = "apm,merlin", "apm,xgene-shadowcat"; + + chosen { + linux,stdout-path = &serial0; + }; + + memory { + device_type = "memory"; + reg = < 0x1 0x00000000 0x0 0x80000000 >; + }; +}; + +&serial0 { + status = "ok"; +}; +&sata1 { + status = "ok"; +}; +&sata2 { + status = "ok"; +}; +&sata3 { + status = "ok"; +};
diff --git a/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi b/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi
new file mode 100644
index 0000000..d9e193d
--- /dev/null
+++ b/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi@@ -0,0 +1,155 @@ +/* + * dts file for AppliedMicro (APM) X-Gene Shadowcat SOC + * + * Copyright (C) 2015, Applied Micro Circuits Corporation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +/memreserve/ 0x4000000000 0x00010000; + +/ { + compatible = "apm,xgene-shadowcat"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <2>; + #size-cells = <0>; + + cpu at 000 { + device_type = "cpu"; + compatible = "apm,strega", "arm,armv8"; + reg = <0x0 0x000>; + enable-method = "spin-table"; + cpu-release-addr = <0x40 0x0000fff8>; + }; + cpu at 001 { + device_type = "cpu"; + compatible = "apm,strega", "arm,armv8"; + reg = <0x0 0x001>; + enable-method = "spin-table"; + cpu-release-addr = <0x40 0x0000fff8>; + }; + cpu at 100 { + device_type = "cpu"; + compatible = "apm,strega", "arm,armv8"; + reg = <0x0 0x100>; + enable-method = "spin-table"; + cpu-release-addr = <0x40 0x0000fff8>; + }; + cpu at 101 { + device_type = "cpu"; + compatible = "apm,strega", "arm,armv8"; + reg = <0x0 0x101>; + enable-method = "spin-table"; + cpu-release-addr = <0x40 0x0000fff8>; + }; + cpu at 200 { + device_type = "cpu"; + compatible = "apm,strega", "arm,armv8"; + reg = <0x0 0x200>; + enable-method = "spin-table"; + cpu-release-addr = <0x40 0x0000fff8>; + }; + cpu at 201 { + device_type = "cpu"; + compatible = "apm,strega", "arm,armv8"; + reg = <0x0 0x201>; + enable-method = "spin-table"; + cpu-release-addr = <0x40 0x0000fff8>; + }; + cpu at 300 { + device_type = "cpu"; + compatible = "apm,strega", "arm,armv8"; + reg = <0x0 0x300>; + enable-method = "spin-table"; + cpu-release-addr = <0x40 0x0000fff8>; + }; + cpu at 301 { + device_type = "cpu"; + compatible = "apm,strega", "arm,armv8"; + reg = <0x0 0x301>; + enable-method = "spin-table"; + cpu-release-addr = <0x40 0x0000fff8>; + }; + }; + + gic: interrupt-controller at 78090000 { + compatible = "arm,cortex-a15-gic"; + #interrupt-cells = <3>; + #address-cells = <2>; + #size-cells = <2>; + interrupt-controller; + interrupts = <1 9 0xf04>; /* GIC Maintenence IRQ */ + reg = <0x0 0x78090000 0x0 0x10000>, /* GIC Dist */ + <0x0 0x780A0000 0x0 0x20000>, /* GIC CPU */ + <0x0 0x780C0000 0x0 0x10000>, /* GIC VCPU Control */ + <0x0 0x780E0000 0x0 0x20000>; /* GIC VCPU */ + }; + + pmu { + compatible = "arm,armv8-pmuv3"; + interrupts = <1 12 0xff04>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <1 0 0xff04>, /* Secure Phys IRQ */ + <1 13 0xff04>, /* Non-secure Phys IRQ */ + <1 14 0xff04>, /* Virt IRQ */ + <1 15 0xff04>; /* Hyp IRQ */ + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x0>; + + serial0: serial at 10600000 { + device_type = "serial"; + compatible = "ns16550"; + reg = <0 0x10600000 0x0 0x1000>; + reg-shift = <2>; + clock-frequency = <10000000>; + interrupt-parent = <&gic>; + interrupts = <0x0 0x4c 0x4>; + }; + + sata1: sata at 1a000000 { + compatible = "apm,xgene-ahci"; + reg = <0x0 0x1a000000 0x0 0x1000>, + <0x0 0x1f200000 0x0 0x1000>, + <0x0 0x1f20d000 0x0 0x1000>, + <0x0 0x1f20e000 0x0 0x1000>; + interrupts = <0x0 0x5a 0x4>; + dma-coherent; + }; + + sata2: sata at 1a200000 { + compatible = "apm,xgene-ahci"; + reg = <0x0 0x1a200000 0x0 0x1000>, + <0x0 0x1f210000 0x0 0x1000>, + <0x0 0x1f21d000 0x0 0x1000>, + <0x0 0x1f21e000 0x0 0x1000>; + interrupts = <0x0 0x5b 0x4>; + dma-coherent; + }; + + sata3: sata at 1a400000 { + compatible = "apm,xgene-ahci"; + reg = <0x0 0x1a400000 0x0 0x1000>, + <0x0 0x1f220000 0x0 0x1000>, + <0x0 0x1f22d000 0x0 0x1000>, + <0x0 0x1f22e000 0x0 0x1000>; + interrupts = <0x0 0x5c 0x4>; + dma-coherent; + }; + }; +};
--
1.9.1