linux/arch/arm/boot/dts/bcm-nsp.dtsi
Jon Mason 1dbcfb228b ARM: dts: NSP: Add PCI support
Add PCI support to the Northstar Plus SoC.  This uses the existing
pcie-iproc driver.  So, all that is needed is device tree entries in the
DTS.

Signed-off-by: Jon Mason <jonmason@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
2015-11-16 10:48:53 -08:00

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/*
* BSD LICENSE
*
* Copyright(c) 2015 Broadcom Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Broadcom Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "skeleton.dtsi"
/ {
compatible = "brcm,nsp";
model = "Broadcom Northstar Plus SoC";
interrupt-parent = <&gic>;
mpcore {
compatible = "simple-bus";
ranges = <0x00000000 0x19020000 0x00003000>;
#address-cells = <1>;
#size-cells = <1>;
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a9";
next-level-cache = <&L2>;
reg = <0x0>;
};
};
L2: l2-cache {
compatible = "arm,pl310-cache";
reg = <0x2000 0x1000>;
cache-unified;
cache-level = <2>;
};
gic: interrupt-controller@19021000 {
compatible = "arm,cortex-a9-gic";
#interrupt-cells = <3>;
#address-cells = <0>;
interrupt-controller;
reg = <0x1000 0x1000>,
<0x0100 0x100>;
};
timer@19020200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x0200 0x100>;
interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&periph_clk>;
};
};
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
periph_clk: periph_clk {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <500000000>;
};
};
axi {
compatible = "simple-bus";
ranges = <0x00000000 0x18000000 0x00015000>;
#address-cells = <1>;
#size-cells = <1>;
uart0: serial@18000300 {
compatible = "ns16550a";
reg = <0x0300 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <62499840>;
status = "disabled";
};
uart1: serial@18000400 {
compatible = "ns16550a";
reg = <0x0400 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <62499840>;
status = "disabled";
};
pcie0: pcie@18012000 {
compatible = "brcm,iproc-pcie";
reg = <0x12000 0x1000>;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &gic GIC_SPI 131 IRQ_TYPE_NONE>;
linux,pci-domain = <0>;
bus-range = <0x00 0xff>;
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
/* Note: The HW does not support I/O resources. So,
* only the memory resource range is being specified.
*/
ranges = <0x82000000 0 0x08000000 0x08000000 0 0x8000000>;
status = "disabled";
};
pcie1: pcie@18013000 {
compatible = "brcm,iproc-pcie";
reg = <0x13000 0x1000>;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &gic GIC_SPI 137 IRQ_TYPE_NONE>;
linux,pci-domain = <1>;
bus-range = <0x00 0xff>;
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
/* Note: The HW does not support I/O resources. So,
* only the memory resource range is being specified.
*/
ranges = <0x82000000 0 0x40000000 0x40000000 0 0x8000000>;
status = "disabled";
};
pcie2: pcie@18014000 {
compatible = "brcm,iproc-pcie";
reg = <0x14000 0x1000>;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &gic GIC_SPI 143 IRQ_TYPE_NONE>;
linux,pci-domain = <2>;
bus-range = <0x00 0xff>;
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
/* Note: The HW does not support I/O resources. So,
* only the memory resource range is being specified.
*/
ranges = <0x82000000 0 0x48000000 0x48000000 0 0x8000000>;
status = "disabled";
};
};
};