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dts: arm: ambiq: add ITM node for Apollo series 

This commit adds the ITM node for Ambiq Apollo3 and Apollo4
series devicetree.

Signed-off-by: Aaron Ye <aye@ambiq.com>
This commit is contained in:
Aaron Ye 2024-10-30 16:54:35 +08:00 committed by Anas Nashif
parent 2493123758
commit 390f8329b4
4 changed files with 32 additions and 0 deletions
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8
dts/arm/ambiq/ambiq_apollo3_blue.dtsi
View File

@ -24,6 +24,14 @@
compatible = "arm,cortex-m4f";
reg = <0>;
cpu-power-states = <&idle &suspend_to_ram>;
#address-cells = <1>;
#size-cells = <1>;
itm: itm@e0000000 {
compatible = "arm,armv7m-itm";
reg = <0xe0000000 0x1000>;
swo-ref-frequency = <DT_FREQ_M(6)>;
};
};
power-states {

8
dts/arm/ambiq/ambiq_apollo3p_blue.dtsi
View File

@ -24,6 +24,14 @@
compatible = "arm,cortex-m4f";
reg = <0>;
cpu-power-states = <&idle &suspend_to_ram>;
#address-cells = <1>;
#size-cells = <1>;
itm: itm@e0000000 {
compatible = "arm,armv7m-itm";
reg = <0xe0000000 0x1000>;
swo-ref-frequency = <DT_FREQ_M(6)>;
};
};
power-states {

8
dts/arm/ambiq/ambiq_apollo4p.dtsi
View File

@ -24,6 +24,14 @@
compatible = "arm,cortex-m4f";
reg = <0>;
cpu-power-states = <&idle &suspend_to_ram>;
#address-cells = <1>;
#size-cells = <1>;
itm: itm@e0000000 {
compatible = "arm,armv7m-itm";
reg = <0xe0000000 0x1000>;
swo-ref-frequency = <DT_FREQ_M(48)>;
};
};
power-states {
idle: idle {

8
dts/arm/ambiq/ambiq_apollo4p_blue.dtsi
View File

@ -32,6 +32,14 @@
cpu0: cpu@0 {
compatible = "arm,cortex-m4f";
reg = <0>;
#address-cells = <1>;
#size-cells = <1>;
itm: itm@e0000000 {
compatible = "arm,armv7m-itm";
reg = <0xe0000000 0x1000>;
swo-ref-frequency = <DT_FREQ_M(48)>;
};
};
};