linux/arch/arm/boot/dts/bcm-nsp.dtsi
Jon Mason 0f9f27a36d ARM: dts: NSP: Add I2C support to the DT
Add I2C support to the Broadcom Northstar Plus Device Tree.  Since no
driver changes are needed to enable this hardware, only the device tree
changes are required to make this functional.

Signed-off-by: Jon Mason <jonmason@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
2015-11-19 15:35:48 -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>;
};
};
timer@0200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x0200 0x100>;
interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&periph_clk>;
};
twd-timer@0600 {
compatible = "arm,cortex-a9-twd-timer";
reg = <0x0600 0x20>;
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_HIGH)>;
clocks = <&periph_clk>;
};
twd-watchdog@0620 {
compatible = "arm,cortex-a9-twd-wdt";
reg = <0x0620 0x20>;
interrupts = <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_HIGH)>;
clocks = <&periph_clk>;
};
gic: interrupt-controller@1000 {
compatible = "arm,cortex-a9-gic";
#interrupt-cells = <3>;
#address-cells = <0>;
interrupt-controller;
reg = <0x1000 0x1000>,
<0x0100 0x100>;
};
L2: l2-cache {
compatible = "arm,pl310-cache";
reg = <0x2000 0x1000>;
cache-unified;
cache-level = <2>;
};
};
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 0x0011ba08>;
#address-cells = <1>;
#size-cells = <1>;
uart0: serial@0300 {
compatible = "ns16550a";
reg = <0x0300 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <62499840>;
status = "disabled";
};
uart1: serial@0400 {
compatible = "ns16550a";
reg = <0x0400 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <62499840>;
status = "disabled";
};
pcie0: pcie@12000 {
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@13000 {
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@14000 {
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";
};
nand: nand@26000 {
compatible = "brcm,nand-iproc", "brcm,brcmnand-v6.1";
reg = <0x026000 0x600>,
<0x11b408 0x600>,
<0x026f00 0x20>;
reg-names = "nand", "iproc-idm", "iproc-ext";
interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
brcm,nand-has-wp;
};
i2c0: i2c@38000 {
compatible = "brcm,iproc-i2c";
reg = <0x38000 0x50>;
#address-cells = <1>;
#size-cells = <0>;
interrupts = <GIC_SPI 89 IRQ_TYPE_NONE>;
clock-frequency = <100000>;
};
};
};