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// SPDX-License-Identifier: GPL-2.0
/*
* Broadcom BCM63138 DSL SoCs Device Tree
*/
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
/ {
compatible = "brcm,bcm63138", "brcm,bcmbca";
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&gic>;
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a9";
next-level-cache = <&L2>;
reg = <0>;
enable-method = "brcm,bcm63138";
};
cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a9";
next-level-cache = <&L2>;
reg = <1>;
enable-method = "brcm,bcm63138";
};
};
clocks {
/* UBUS peripheral clock */
periph_clk: periph_clk {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <50000000>;
clock-output-names = "periph";
};
/* peripheral clock for system timer */
axi_clk: axi_clk {
#clock-cells = <0>;
compatible = "fixed-factor-clock";
clocks = <&armpll>;
clock-div = <2>;
clock-mult = <1>;
};
/* APB bus clock */
apb_clk: apb_clk {
#clock-cells = <0>;
compatible = "fixed-factor-clock";
clocks = <&armpll>;
clock-div = <4>;
clock-mult = <1>;
};
};
/* ARM bus */
axi@80000000 {
compatible = "simple-bus";
ranges = <0 0x80000000 0x784000>;
#address-cells = <1>;
#size-cells = <1>;
L2: cache-controller@1d000 {
compatible = "arm,pl310-cache";
reg = <0x1d000 0x1000>;
cache-unified;
cache-level = <2>;
cache-size = <524288>;
cache-sets = <1024>;
cache-line-size = <32>;
interrupts = <GIC_PPI 0 IRQ_TYPE_LEVEL_HIGH>;
};
scu: scu@1e000 {
compatible = "arm,cortex-a9-scu";
reg = <0x1e000 0x100>;
};
gic: interrupt-controller@1f000 {
compatible = "arm,cortex-a9-gic";
reg = <0x1f000 0x1000
0x1e100 0x100>;
#interrupt-cells = <3>;
#address-cells = <0>;
interrupt-controller;
};
global_timer: timer@1e200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x1e200 0x20>;
interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
clocks = <&axi_clk>;
};
local_timer: local-timer@1e600 {
compatible = "arm,cortex-a9-twd-timer";
reg = <0x1e600 0x20>;
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_EDGE_RISING)>;
clocks = <&axi_clk>;
};
twd_watchdog: watchdog@1e620 {
compatible = "arm,cortex-a9-twd-wdt";
reg = <0x1e620 0x20>;
interrupts = <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_HIGH)>;
};
armpll: armpll@20000 {
#clock-cells = <0>;
compatible = "brcm,bcm63138-armpll";
clocks = <&periph_clk>;
reg = <0x20000 0xf00>;
};
};
/* Legacy UBUS base */
bus@fffe8000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0xfffe8000 0x8000>;
timer0: timer@80 {
compatible = "brcm,bcmbca-periph-timer";
reg = <0x80 0x28>;
clocks = <&periph_clk>;
};
uart0: serial@600 {
compatible = "brcm,bcm6345-uart";
reg = <0x600 0x20>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&periph_clk>;
clock-names = "refclk";
status = "disabled";
};
};
};
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