From 050c69e8769b00645d6723390de6092c9dfcf746 Mon Sep 17 00:00:00 2001 From: Sudeep Holla Date: Wed, 3 Jun 2015 14:31:49 +0100 Subject: arm64: dts: add CPU topology on Juno This patch adds CPU topology on Juno. It will be useful for ther other IP blocks depending on this topology. Signed-off-by: Sudeep Holla Acked-by: Liviu Dudau Cc: Jon Medhurst (Tixy) --- arch/arm64/boot/dts/arm/juno-r1.dts | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'arch/arm64/boot/dts/arm/juno-r1.dts') diff --git a/arch/arm64/boot/dts/arm/juno-r1.dts b/arch/arm64/boot/dts/arm/juno-r1.dts index c62751153a4f..69130840c6cd 100644 --- a/arch/arm64/boot/dts/arm/juno-r1.dts +++ b/arch/arm64/boot/dts/arm/juno-r1.dts @@ -34,6 +34,32 @@ #address-cells = <2>; #size-cells = <0>; + cpu-map { + cluster0 { + core0 { + cpu = <&A57_0>; + }; + core1 { + cpu = <&A57_1>; + }; + }; + + cluster1 { + core0 { + cpu = <&A53_0>; + }; + core1 { + cpu = <&A53_1>; + }; + core2 { + cpu = <&A53_2>; + }; + core3 { + cpu = <&A53_3>; + }; + }; + }; + A57_0: cpu@0 { compatible = "arm,cortex-a57","arm,armv8"; reg = <0x0 0x0>; -- cgit v1.2.3 From a738459888b361c10b585629b84b0d0e6e7cbb27 Mon Sep 17 00:00:00 2001 From: Sudeep Holla Date: Wed, 3 Jun 2015 14:40:56 +0100 Subject: arm64: dts: add clock support for all the cpus This patch adds the CPU clocks so that the CPU DVFS can be enabled. Signed-off-by: Sudeep Holla Acked-by: Liviu Dudau Cc: Jon Medhurst (Tixy) --- arch/arm64/boot/dts/arm/juno-r1.dts | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'arch/arm64/boot/dts/arm/juno-r1.dts') diff --git a/arch/arm64/boot/dts/arm/juno-r1.dts b/arch/arm64/boot/dts/arm/juno-r1.dts index 69130840c6cd..5eef4aa0c532 100644 --- a/arch/arm64/boot/dts/arm/juno-r1.dts +++ b/arch/arm64/boot/dts/arm/juno-r1.dts @@ -66,6 +66,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A57_L2>; + clocks = <&scpi_dvfs 0>; }; A57_1: cpu@1 { @@ -74,6 +75,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A57_L2>; + clocks = <&scpi_dvfs 0>; }; A53_0: cpu@100 { @@ -82,6 +84,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_1: cpu@101 { @@ -90,6 +93,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_2: cpu@102 { @@ -98,6 +102,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_3: cpu@103 { @@ -106,6 +111,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A57_L2: l2-cache0 { -- cgit v1.2.3 From c770d19459a76919ddd4a2573daceba458cb7809 Mon Sep 17 00:00:00 2001 From: Liviu Dudau Date: Tue, 22 Sep 2015 17:50:57 +0100 Subject: arm64: Juno: Add support for the PCIe host bridge on Juno R1 Juno R1 board sports a functional PCIe host bridge that is compliant with the SBSA standard found [1] here. With the right firmware that initialises the XpressRICH3 controller one can use the generic Host Bridge driver to use the PCIe hardware. Signed-off-by: Liviu Dudau Acked-by: Mark Rutland [1] http://infocenter.arm.com/help/topic/com.arm.doc.den0029a/ --- arch/arm64/boot/dts/arm/juno-r1.dts | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'arch/arm64/boot/dts/arm/juno-r1.dts') diff --git a/arch/arm64/boot/dts/arm/juno-r1.dts b/arch/arm64/boot/dts/arm/juno-r1.dts index c62751153a4f..a25964d26bda 100644 --- a/arch/arm64/boot/dts/arm/juno-r1.dts +++ b/arch/arm64/boot/dts/arm/juno-r1.dts @@ -109,6 +109,26 @@ #include "juno-base.dtsi" + pcie-controller@40000000 { + compatible = "arm,juno-r1-pcie", "plda,xpressrich3-axi", "pci-host-ecam-generic"; + device_type = "pci"; + reg = <0 0x40000000 0 0x10000000>; /* ECAM config space */ + bus-range = <0 255>; + linux,pci-domain = <0>; + #address-cells = <3>; + #size-cells = <2>; + dma-coherent; + ranges = <0x01000000 0x00 0x5f800000 0x00 0x5f800000 0x0 0x00800000>, + <0x02000000 0x00 0x50000000 0x00 0x50000000 0x0 0x08000000>, + <0x42000000 0x40 0x00000000 0x40 0x00000000 0x1 0x00000000>; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &gic 0 0 0 136 4>, + <0 0 0 2 &gic 0 0 0 137 4>, + <0 0 0 3 &gic 0 0 0 138 4>, + <0 0 0 4 &gic 0 0 0 139 4>; + msi-parent = <&v2m_0>; + }; }; &memtimer { -- cgit v1.2.3