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dts: arm: ambiq: add flash controller instance for Apollo3 Blue SOC

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This commit adds flash controller instance for Ambiq Apollo3 Blue SOC
and Apollo3 Blue Plus SOC.
Also create the partitions on this flash controller node for apollo3_evb
and apollo3p_evb.

Signed-off-by: Aaron Ye <aye@ambiq.com>
This commit is contained in:
Aaron Ye 2024-05-08 15:26:02 +08:00 • committed by Carles Cufí
commit e32c2ee296
4 changed files with 64 additions and 12 deletions
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18
boards/ambiq/apollo3_evb/apollo3_evb.dts
View file

@ -14,6 +14,7 @@
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,uart-pipe = &uart0;
zephyr,flash-controller = &flash;
};
aliases {
@ -21,6 +22,23 @@
};
};
&flash0 {
erase-block-size = <8192>;
write-block-size = <4>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
/* Set 16KB of storage at the end of the 976KB of flash */
storage_partition: partition@f0000 {
label = "storage";
reg = <0x000f0000 0x4000>;
};
};
};
&uart0 {
current-speed = <115200>;
pinctrl-0 = <&uart0_default>;

18
boards/ambiq/apollo3p_evb/apollo3p_evb.dts
View file

@ -14,6 +14,7 @@
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,uart-pipe = &uart0;
zephyr,flash-controller = &flash;
};
aliases {
@ -21,6 +22,23 @@
};
};
&flash0 {
erase-block-size = <8192>;
write-block-size = <4>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
/* Set 16KB of storage at the end of the 2000KB of flash */
storage_partition: partition@1f0000 {
label = "storage";
reg = <0x001f0000 0x4000>;
};
};
};
&uart0 {
current-speed = <115200>;
pinctrl-0 = <&uart0_default>;

20
dts/arm/ambiq/ambiq_apollo3_blue.dtsi
View file

@ -25,12 +25,6 @@
};
};
/* Flash region */
flash0: flash@C000 {
compatible = "soc-nv-flash";
reg = <0x0000C000 0xF4000>;
};
/* TCM */
tcm: tcm@10000000 {
compatible = "zephyr,memory-region";
@ -47,6 +41,20 @@
soc {
compatible = "ambiq,apollo3-blue", "ambiq,apollo3x", "simple-bus";
flash: flash-controller@c000 {
compatible = "ambiq,flash-controller";
reg = <0x0000c000 0xf4000>;
#address-cells = <1>;
#size-cells = <1>;
/* Flash region */
flash0: flash@c000 {
compatible = "soc-nv-flash";
reg = <0x0000c000 0xf4000>;
};
};
pwrcfg: pwrcfg@40021000 {
compatible = "ambiq,pwrctrl";
reg = <0x40021000 0x400>;

20
dts/arm/ambiq/ambiq_apollo3p_blue.dtsi
View file

@ -25,12 +25,6 @@
};
};
/* Flash region */
flash0: flash@C000 {
compatible = "soc-nv-flash";
reg = <0x0000C000 0x1F4000>;
};
/* TCM */
tcm: tcm@10000000 {
compatible = "zephyr,memory-region";
@ -47,6 +41,20 @@
soc {
compatible = "ambiq,apollo3p-blue", "ambiq,apollo3x", "simple-bus";
flash: flash-controller@c000 {
compatible = "ambiq,flash-controller";
reg = <0x0000c000 0x1f4000>;
#address-cells = <1>;
#size-cells = <1>;
/* Flash region */
flash0: flash@c000 {
compatible = "soc-nv-flash";
reg = <0x0000c000 0x1f4000>;
};
};
pwrcfg: pwrcfg@40021000 {
compatible = "ambiq,pwrctrl";
reg = <0x40021000 0x400>;