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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2023-02-25 GuEe-GUI the first version
*/
/dts-v1/;
#define AMP_SLAVE
#include "amp.dtsi"
#include "amp.dt.h"
/delete-node/ &_memory;
&pic_mailbox1 {
interrupt-affinity = <&cpu0>;
};
/ {
#address-cells = <2>;
#size-cells = <2>;
model = "linux,dummy-virt";
interrupt-parent = <&gic>;
chosen {
bootargs = "rpmsg.mode=slave console=ttyAMA0 cma=8M coherent_pool=2M root=vda0 rootfstype=elm rw";
stdout-path = "/pl011@9040000";
};
memory {
reg = <0x0 (MEMORY_BASE + AMP_MEMORY_BASE) 0x0 AMP_MEMORY_SIZE>;
device_type = "memory";
};
cpus {
#size-cells = <0>;
#address-cells = <1>;
cpu0: cpu@CPU_ID {
compatible = ""; /* To be filled */
reg = <CPU_ID>;
device_type = "cpu";
};
};
timer {
compatible = "arm,armv8-timer","arm,armv7-timer";
always-on;
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
};
gic: interrupt-controller@8000000 {
#if GIC_VERSION != 2
compatible = "arm,gic-v3";
reg = <0x0 0x8000000 0x0 0x010000>, /* GICD */
<0x0 0x80a0000 0x0 0xf60000>; /* GICR */
#redistributor-regions = <0x01>;
#else
compatible = "arm,cortex-a15-gic";
reg = <0x0 0x8000000 0x0 0x010000>, /* GICD */
<0x0 0x8010000 0x0 0x010000>; /* GICC */
#endif
skip-init;
interrupt-controller;
#interrupt-cells = <3>;
};
clk24m: apb-pclk {
clock-output-names = "clk24mhz";
clock-frequency = <24000000>;
#clock-cells = <0>;
compatible = "fixed-clock";
};
pl011@9040000 {
clock-names = "uartclk", "apb_pclk";
clocks = <&clk24m &clk24m>;
interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
interrupt-affinity = <&cpu0>;
reg = <0x00 0x9040000 0x00 0x1000>;
compatible = "arm,pl011", "arm,primecell";
};
virtio_blk {
compatible = "virtio,mmio";
reg = <0 0 0 0>; /* To be filled */
interrupts = <GIC_SPI 0 IRQ_TYPE_EDGE_RISING>; /* To be filled */
interrupt-affinity = <&cpu0>;
dma-coherent;
status = "disabled";
};
/delete-node/ soc;
amp_soc {
compatible = "simple-bus";
/delete-property/ memory-region;
/delete-property/ dtb-entry;
/delete-property/ kernel-entry;
virtio_rpmsg {
interrupt-affinity = <&cpu0>;
};
};
};
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