arm-trusted-firmware/fdts/tc.dts
Davidson K b45ec8cea4 feat(plat/tc): enable MPAM functionality of L3 DSU cache
The L3 cache in the DSU supports the Memory System Resources
Partitioning and Monitoring (MPAM). The MPAM specific registers in the
DSU are accessed through utility bus of DSU that are memory mapped from
0x1_0000_1000.

Signed-off-by: Davidson K <davidson.kumaresan@arm.com>
Change-Id: I2798181d599228e96dd4c0043a2ccd94668c7e20
2023-01-27 08:01:02 +01:00

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11 KiB
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/*
* Copyright (c) 2020-2023, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/dts-v1/;
/ {
compatible = "arm,tc";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
aliases {
serial0 = &soc_uart0;
};
chosen {
stdout-path = "serial0:115200n8";
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu-map {
cluster0 {
core0 {
cpu = <&CPU0>;
};
core1 {
cpu = <&CPU1>;
};
core2 {
cpu = <&CPU2>;
};
core3 {
cpu = <&CPU3>;
};
core4 {
cpu = <&CPU4>;
};
core5 {
cpu = <&CPU5>;
};
core6 {
cpu = <&CPU6>;
};
core7 {
cpu = <&CPU7>;
};
};
};
/*
* The timings below are just to demonstrate working cpuidle.
* These values may be inaccurate.
*/
idle-states {
entry-method = "arm,psci";
CPU_SLEEP_0: cpu-sleep-0 {
compatible = "arm,idle-state";
arm,psci-suspend-param = <0x0010000>;
local-timer-stop;
entry-latency-us = <300>;
exit-latency-us = <1200>;
min-residency-us = <2000>;
};
CLUSTER_SLEEP_0: cluster-sleep-0 {
compatible = "arm,idle-state";
arm,psci-suspend-param = <0x1010000>;
local-timer-stop;
entry-latency-us = <400>;
exit-latency-us = <1200>;
min-residency-us = <2500>;
};
};
amus {
amu: amu-0 {
#address-cells = <1>;
#size-cells = <0>;
mpmm_gear0: counter@0 {
reg = <0>;
enable-at-el3;
};
mpmm_gear1: counter@1 {
reg = <1>;
enable-at-el3;
};
mpmm_gear2: counter@2 {
reg = <2>;
enable-at-el3;
};
};
};
CPU0:cpu@0 {
device_type = "cpu";
compatible = "arm,armv8";
reg = <0x0>;
enable-method = "psci";
clocks = <&scmi_dvfs 0>;
cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
capacity-dmips-mhz = <406>;
amu = <&amu>;
supports-mpmm;
};
CPU1:cpu@100 {
device_type = "cpu";
compatible = "arm,armv8";
reg = <0x100>;
enable-method = "psci";
clocks = <&scmi_dvfs 0>;
cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
capacity-dmips-mhz = <406>;
amu = <&amu>;
supports-mpmm;
};
CPU2:cpu@200 {
device_type = "cpu";
compatible = "arm,armv8";
reg = <0x200>;
enable-method = "psci";
clocks = <&scmi_dvfs 0>;
cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
capacity-dmips-mhz = <406>;
amu = <&amu>;
supports-mpmm;
};
CPU3:cpu@300 {
device_type = "cpu";
compatible = "arm,armv8";
reg = <0x300>;
enable-method = "psci";
clocks = <&scmi_dvfs 0>;
cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
capacity-dmips-mhz = <406>;
amu = <&amu>;
supports-mpmm;
};
CPU4:cpu@400 {
device_type = "cpu";
compatible = "arm,armv8";
reg = <0x400>;
enable-method = "psci";
clocks = <&scmi_dvfs 1>;
cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
capacity-dmips-mhz = <912>;
amu = <&amu>;
supports-mpmm;
};
CPU5:cpu@500 {
device_type = "cpu";
compatible = "arm,armv8";
reg = <0x500>;
enable-method = "psci";
clocks = <&scmi_dvfs 1>;
cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
capacity-dmips-mhz = <912>;
amu = <&amu>;
supports-mpmm;
};
CPU6:cpu@600 {
device_type = "cpu";
compatible = "arm,armv8";
reg = <0x600>;
enable-method = "psci";
clocks = <&scmi_dvfs 1>;
cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
capacity-dmips-mhz = <912>;
amu = <&amu>;
supports-mpmm;
};
CPU7:cpu@700 {
device_type = "cpu";
compatible = "arm,armv8";
reg = <0x700>;
enable-method = "psci";
clocks = <&scmi_dvfs 2>;
cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
capacity-dmips-mhz = <1024>;
amu = <&amu>;
supports-mpmm;
};
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
linux,cma {
compatible = "shared-dma-pool";
reusable;
size = <0x0 0x8000000>;
linux,cma-default;
};
optee@0xf8e00000 {
compatible = "restricted-dma-pool";
reg = <0x00000000 0xf8e00000 0 0x00200000>;
};
};
psci {
compatible = "arm,psci-1.0", "arm,psci-0.2";
method = "smc";
};
sram: sram@6000000 {
compatible = "mmio-sram";
reg = <0x0 0x06000000 0x0 0x8000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x0 0x06000000 0x8000>;
cpu_scp_scmi_mem: scp-shmem@0 {
compatible = "arm,scmi-shmem";
reg = <0x0 0x80>;
};
};
mbox_db_rx: mhu@45010000 {
compatible = "arm,mhuv2-rx","arm,primecell";
reg = <0x0 0x45010000 0x0 0x1000>;
clocks = <&soc_refclk100mhz>;
clock-names = "apb_pclk";
#mbox-cells = <2>;
interrupts = <0 317 4>;
interrupt-names = "mhu_rx";
mhu-protocol = "doorbell";
arm,mhuv2-protocols = <0 1>;
};
mbox_db_tx: mhu@45000000 {
compatible = "arm,mhuv2-tx","arm,primecell";
reg = <0x0 0x45000000 0x0 0x1000>;
clocks = <&soc_refclk100mhz>;
clock-names = "apb_pclk";
#mbox-cells = <2>;
interrupt-names = "mhu_tx";
mhu-protocol = "doorbell";
arm,mhuv2-protocols = <0 1>;
};
cmn-pmu {
compatible = "arm,ci-700";
reg = <0x0 0x50000000 0x0 0x10000000>;
interrupts = <0x0 460 0x4>;
};
scmi {
compatible = "arm,scmi";
mbox-names = "tx", "rx";
mboxes = <&mbox_db_tx 0 0 &mbox_db_rx 0 0 >;
shmem = <&cpu_scp_scmi_mem &cpu_scp_scmi_mem>;
#address-cells = <1>;
#size-cells = <0>;
scmi_dvfs: protocol@13 {
reg = <0x13>;
#clock-cells = <1>;
};
scmi_clk: protocol@14 {
reg = <0x14>;
#clock-cells = <1>;
};
};
gic: interrupt-controller@2c010000 {
compatible = "arm,gic-600", "arm,gic-v3";
#address-cells = <2>;
#interrupt-cells = <3>;
#size-cells = <2>;
ranges;
interrupt-controller;
reg = <0x0 0x30000000 0 0x10000>, /* GICD */
<0x0 0x30080000 0 0x200000>; /* GICR */
interrupts = <0x1 0x9 0x4>;
};
timer {
compatible = "arm,armv8-timer";
interrupts = <0x1 13 0x8>,
<0x1 14 0x8>,
<0x1 11 0x8>,
<0x1 10 0x8>;
};
soc_refclk100mhz: refclk100mhz {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <100000000>;
clock-output-names = "apb_pclk";
};
soc_refclk60mhz: refclk60mhz {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <60000000>;
clock-output-names = "iofpga_clk";
};
soc_uartclk: uartclk {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <50000000>;
clock-output-names = "uartclk";
};
soc_uart0: uart@7ff80000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x0 0x7ff80000 0x0 0x1000>;
interrupts = <0x0 116 0x4>;
clocks = <&soc_uartclk>, <&soc_refclk100mhz>;
clock-names = "uartclk", "apb_pclk";
status = "okay";
};
rtc0: rtc@1C170000 {
compatible = "arm,pl031", "arm,primecell";
reg = <0x0 0x1C170000 0x0 0x1000>;
interrupts = <0x0 100 0x4>;
clocks = <&soc_refclk100mhz>;
clock-names = "apb_pclk";
wakeup-source;
};
vencoder {
compatible = "drm,virtual-encoder";
port {
vencoder_in: endpoint {
remote-endpoint = <&dp_pl0_out0>;
};
};
display-timings {
panel-timing {
clock-frequency = <25175000>;
hactive = <640>;
vactive = <480>;
hfront-porch = <16>;
hback-porch = <48>;
hsync-len = <96>;
vfront-porch = <10>;
vback-porch = <33>;
vsync-len = <2>;
};
};
};
hdlcd: hdlcd@7ff60000 {
compatible = "arm,hdlcd";
reg = <0x0 0x7ff60000 0x0 0x1000>;
interrupts = <0x0 117 0x4>;
clocks = <&fake_hdlcd_clk>;
clock-names = "pxlclk";
status = "disabled";
port {
hdlcd_out: endpoint {
remote-endpoint = <&vencoder_in>;
};
};
};
fake_hdlcd_clk: fake-hdlcd-clk {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <25175000>;
clock-output-names = "pxlclk";
};
ethernet@18000000 {
compatible = "smsc,lan91c111";
reg = <0x0 0x18000000 0x0 0x10000>;
interrupts = <0 109 4>;
};
kmi@1c060000 {
compatible = "arm,pl050", "arm,primecell";
reg = <0x0 0x001c060000 0x0 0x1000>;
interrupts = <0 197 4>;
clocks = <&bp_clock24mhz>, <&bp_clock24mhz>;
clock-names = "KMIREFCLK", "apb_pclk";
};
kmi@1c070000 {
compatible = "arm,pl050", "arm,primecell";
reg = <0x0 0x001c070000 0x0 0x1000>;
interrupts = <0 103 4>;
clocks = <&bp_clock24mhz>, <&bp_clock24mhz>;
clock-names = "KMIREFCLK", "apb_pclk";
};
bp_clock24mhz: clock24mhz {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <24000000>;
clock-output-names = "bp:clock24mhz";
};
virtio_block@1c130000 {
compatible = "virtio,mmio";
reg = <0x0 0x1c130000 0x0 0x200>;
interrupts = <0 204 4>;
};
sysreg: sysreg@1c010000 {
compatible = "arm,vexpress-sysreg";
reg = <0x0 0x001c010000 0x0 0x1000>;
gpio-controller;
#gpio-cells = <2>;
};
fixed_3v3: v2m-3v3 {
compatible = "regulator-fixed";
regulator-name = "3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
mmci@1c050000 {
compatible = "arm,pl180", "arm,primecell";
reg = <0x0 0x001c050000 0x0 0x1000>;
interrupts = <0 107 0x4>,
<0 108 0x4>;
cd-gpios = <&sysreg 0 0>;
wp-gpios = <&sysreg 1 0>;
bus-width = <8>;
max-frequency = <12000000>;
vmmc-supply = <&fixed_3v3>;
clocks = <&bp_clock24mhz>, <&bp_clock24mhz>;
clock-names = "mclk", "apb_pclk";
};
gpu: gpu@2d000000 {
compatible = "arm,mali-midgard";
reg = <0x0 0x2d000000 0x0 0x200000>;
interrupts = <0 66 4>, <0 67 4>, <0 65 4>;
interrupt-names = "JOB", "MMU", "GPU";
clocks = <&soc_refclk100mhz>;
clock-names = "clk_mali";
iommus = <&smmu_700 0x200>;
operating-points = <
/* KHz uV */
50000 820000
>;
};
smmu_700: smmu_700@3f000000 {
#iommu-cells = <1>;
compatible = "arm,smmu-v3";
reg = <0x0 0x3f000000 0x0 0x5000000>;
dma-coherent;
};
dp0: display@2cc00000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "arm,mali-d71";
reg = <0 0x2cc00000 0 0x20000>;
interrupts = <0 69 4>;
interrupt-names = "DPU";
clocks = <&scmi_clk 0>;
clock-names = "aclk";
iommus = <&smmu_700 0x100>;
pl0: pipeline@0 {
reg = <0>;
clocks = <&scmi_clk 1>;
clock-names = "pxclk";
pl_id = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dp_pl0_out0: endpoint {
remote-endpoint = <&vencoder_in>;
};
};
};
};
pl1: pipeline@1 {
reg = <1>;
clocks = <&scmi_clk 2>;
clock-names = "pxclk";
pl_id = <1>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
};
};
};
};
/*
* L3 cache in the DSU is the Memory System Component (MSC)
* The MPAM registers are accessed through utility bus in the DSU
*/
msc0 {
compatible = "arm,mpam-msc";
reg = <0x1 0x00010000 0x0 0x2000>;
};
ete0 {
compatible = "arm,embedded-trace-extension";
cpu = <&CPU0>;
};
ete1 {
compatible = "arm,embedded-trace-extension";
cpu = <&CPU1>;
};
ete2 {
compatible = "arm,embedded-trace-extension";
cpu = <&CPU2>;
};
ete3 {
compatible = "arm,embedded-trace-extension";
cpu = <&CPU3>;
};
ete4 {
compatible = "arm,embedded-trace-extension";
cpu = <&CPU4>;
};
ete5 {
compatible = "arm,embedded-trace-extension";
cpu = <&CPU5>;
};
ete6 {
compatible = "arm,embedded-trace-extension";
cpu = <&CPU6>;
};
ete7 {
compatible = "arm,embedded-trace-extension";
cpu = <&CPU7>;
};
trbe0 {
compatible = "arm,trace-buffer-extension";
interrupts = <1 2 4>;
};
};