mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-29 05:55:02 +08:00
7c3fe8a1f6
Add support for the ARM SP805 Watchdog timer to the Northstar Plus device tree. Signed-off-by: Jon Mason <jonmason@broadcom.com> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
343 lines
8.4 KiB
Plaintext
343 lines
8.4 KiB
Plaintext
/*
|
|
* 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 <dt-bindings/clock/bcm-nsp.h>
|
|
|
|
#include "skeleton.dtsi"
|
|
|
|
/ {
|
|
compatible = "brcm,nsp";
|
|
model = "Broadcom Northstar Plus SoC";
|
|
interrupt-parent = <&gic>;
|
|
|
|
cpus {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
|
|
cpu0: cpu@0 {
|
|
device_type = "cpu";
|
|
compatible = "arm,cortex-a9";
|
|
next-level-cache = <&L2>;
|
|
reg = <0x0>;
|
|
};
|
|
|
|
cpu1: cpu@1 {
|
|
device_type = "cpu";
|
|
compatible = "arm,cortex-a9";
|
|
next-level-cache = <&L2>;
|
|
enable-method = "brcm,bcm-nsp-smp";
|
|
secondary-boot-reg = <0xffff042c>;
|
|
reg = <0x1>;
|
|
};
|
|
};
|
|
|
|
pmu {
|
|
compatible = "arm,cortex-a9-pmu";
|
|
interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH
|
|
GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
|
|
interrupt-affinity = <&cpu0>, <&cpu1>;
|
|
};
|
|
|
|
mpcore {
|
|
compatible = "simple-bus";
|
|
ranges = <0x00000000 0x19000000 0x00023000>;
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
|
|
a9pll: arm_clk@00000 {
|
|
#clock-cells = <0>;
|
|
compatible = "brcm,nsp-armpll";
|
|
clocks = <&osc>;
|
|
reg = <0x00000 0x1000>;
|
|
};
|
|
|
|
timer@20200 {
|
|
compatible = "arm,cortex-a9-global-timer";
|
|
reg = <0x20200 0x100>;
|
|
interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
|
|
clocks = <&periph_clk>;
|
|
};
|
|
|
|
twd-timer@20600 {
|
|
compatible = "arm,cortex-a9-twd-timer";
|
|
reg = <0x20600 0x20>;
|
|
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
|
|
IRQ_TYPE_LEVEL_HIGH)>;
|
|
clocks = <&periph_clk>;
|
|
};
|
|
|
|
twd-watchdog@20620 {
|
|
compatible = "arm,cortex-a9-twd-wdt";
|
|
reg = <0x20620 0x20>;
|
|
interrupts = <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) |
|
|
IRQ_TYPE_LEVEL_HIGH)>;
|
|
clocks = <&periph_clk>;
|
|
};
|
|
|
|
gic: interrupt-controller@21000 {
|
|
compatible = "arm,cortex-a9-gic";
|
|
#interrupt-cells = <3>;
|
|
#address-cells = <0>;
|
|
interrupt-controller;
|
|
reg = <0x21000 0x1000>,
|
|
<0x20100 0x100>;
|
|
};
|
|
|
|
L2: l2-cache {
|
|
compatible = "arm,pl310-cache";
|
|
reg = <0x22000 0x1000>;
|
|
cache-unified;
|
|
cache-level = <2>;
|
|
};
|
|
};
|
|
|
|
clocks {
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
ranges;
|
|
|
|
osc: oscillator {
|
|
#clock-cells = <0>;
|
|
compatible = "fixed-clock";
|
|
clock-frequency = <25000000>;
|
|
};
|
|
|
|
iprocmed: iprocmed {
|
|
#clock-cells = <0>;
|
|
compatible = "fixed-factor-clock";
|
|
clocks = <&genpll BCM_NSP_GENPLL_IPROCFAST_CLK>;
|
|
clock-div = <2>;
|
|
clock-mult = <1>;
|
|
};
|
|
|
|
iprocslow: iprocslow {
|
|
#clock-cells = <0>;
|
|
compatible = "fixed-factor-clock";
|
|
clocks = <&genpll BCM_NSP_GENPLL_IPROCFAST_CLK>;
|
|
clock-div = <4>;
|
|
clock-mult = <1>;
|
|
};
|
|
|
|
periph_clk: periph_clk {
|
|
#clock-cells = <0>;
|
|
compatible = "fixed-factor-clock";
|
|
clocks = <&a9pll>;
|
|
clock-div = <2>;
|
|
clock-mult = <1>;
|
|
};
|
|
};
|
|
|
|
axi {
|
|
compatible = "simple-bus";
|
|
ranges = <0x00000000 0x18000000 0x0011ba08>;
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
|
|
gpioa: gpio@0020 {
|
|
compatible = "brcm,nsp-gpio-a";
|
|
reg = <0x0020 0x70>,
|
|
<0x3f1c4 0x1c>;
|
|
#gpio-cells = <2>;
|
|
gpio-controller;
|
|
ngpios = <32>;
|
|
interrupt-controller;
|
|
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
|
|
gpio-ranges = <&pinctrl 0 0 32>;
|
|
};
|
|
|
|
uart0: serial@0300 {
|
|
compatible = "ns16550a";
|
|
reg = <0x0300 0x100>;
|
|
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
|
|
clocks = <&osc>;
|
|
status = "disabled";
|
|
};
|
|
|
|
uart1: serial@0400 {
|
|
compatible = "ns16550a";
|
|
reg = <0x0400 0x100>;
|
|
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
|
|
clocks = <&osc>;
|
|
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;
|
|
};
|
|
|
|
ccbtimer0: timer@34000 {
|
|
compatible = "arm,sp804";
|
|
reg = <0x34000 0x1000>;
|
|
interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>,
|
|
<GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
|
|
clocks = <&iprocslow>;
|
|
clock-names = "apb_pclk";
|
|
};
|
|
|
|
ccbtimer1: timer@35000 {
|
|
compatible = "arm,sp804";
|
|
reg = <0x35000 0x1000>;
|
|
interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>,
|
|
<GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
|
|
clocks = <&iprocslow>;
|
|
clock-names = "apb_pclk";
|
|
};
|
|
|
|
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>;
|
|
};
|
|
|
|
watchdog@39000 {
|
|
compatible = "arm,sp805", "arm,primecell";
|
|
reg = <0x39000 0x1000>;
|
|
interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>;
|
|
clocks = <&iprocslow>, <&iprocslow>;
|
|
clock-names = "wdogclk", "apb_pclk";
|
|
};
|
|
|
|
lcpll0: lcpll0@3f100 {
|
|
#clock-cells = <1>;
|
|
compatible = "brcm,nsp-lcpll0";
|
|
reg = <0x3f100 0x14>;
|
|
clocks = <&osc>;
|
|
clock-output-names = "lcpll0", "pcie_phy", "sdio",
|
|
"ddr_phy";
|
|
};
|
|
|
|
genpll: genpll@3f140 {
|
|
#clock-cells = <1>;
|
|
compatible = "brcm,nsp-genpll";
|
|
reg = <0x3f140 0x24>;
|
|
clocks = <&osc>;
|
|
clock-output-names = "genpll", "phy", "ethernetclk",
|
|
"usbclk", "iprocfast", "sata1",
|
|
"sata2";
|
|
};
|
|
|
|
pinctrl: pinctrl@3f1c0 {
|
|
compatible = "brcm,nsp-pinmux";
|
|
reg = <0x3f1c0 0x04>,
|
|
<0x30028 0x04>,
|
|
<0x3f408 0x04>;
|
|
};
|
|
};
|
|
|
|
pcie0: pcie@18012000 {
|
|
compatible = "brcm,iproc-pcie";
|
|
reg = <0x18012000 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 = <0x18013000 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 = <0x18014000 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";
|
|
};
|
|
};
|