| /dts-v1/; |
| #include <ambiq/ambiq_apollo4p.dtsi> |
| |
| #include "apollo4p_evb-pinctrl.dtsi" |
| |
| / { |
| model = "Ambiq Apollo4 Plus evaluation board"; |
| compatible = "ambiq,apollo4p_evb"; |
| |
| chosen { |
| zephyr,itcm = &tcm; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,console = &uart0; |
| zephyr,shell-uart = &uart0; |
| zephyr,uart-pipe = &uart0; |
| zephyr,flash-controller = &flash; |
| }; |
| |
| aliases { |
| watchdog0 = &wdt0; |
| led0 = &led0; |
| led1 = &led1; |
| led2 = &led2; |
| sw0 = &button0; |
| sw1 = &button1; |
| rtc = &rtc0; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| led0: led_0 { |
| gpios = <&gpio0_31 30 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; |
| label = "LED 0"; |
| }; |
| led1: led_1 { |
| gpios = <&gpio64_95 26 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; |
| label = "LED 1"; |
| }; |
| led2: led_2 { |
| gpios = <&gpio96_127 1 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; |
| label = "LED 2"; |
| }; |
| }; |
| |
| buttons { |
| compatible = "gpio-keys"; |
| button0: button_0 { |
| gpios = <&gpio0_31 18 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; |
| label = "BTN0"; |
| }; |
| button1: button_1 { |
| gpios = <&gpio0_31 19 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; |
| label = "BTN1"; |
| }; |
| }; |
| }; |
| |
| &uart0 { |
| current-speed = <115200>; |
| pinctrl-0 = <&uart0_default>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &counter0 { |
| status = "okay"; |
| }; |
| |
| &rtc0 { |
| status = "okay"; |
| clock = "XTAL"; |
| }; |
| |
| &wdt0 { |
| status = "okay"; |
| }; |
| |
| &iom0_i2c { |
| compatible = "ambiq,i2c"; |
| pinctrl-0 = <&i2c0_default>; |
| pinctrl-names = "default"; |
| clock-frequency = <I2C_BITRATE_STANDARD>; |
| status = "okay"; |
| }; |
| |
| &iom1_spi { |
| compatible = "ambiq,spi"; |
| pinctrl-0 = <&spi1_default>; |
| pinctrl-names = "default"; |
| cs-gpios = <&gpio0_31 11 GPIO_ACTIVE_LOW>; |
| clock-frequency = <1000000>; |
| status = "okay"; |
| }; |
| |
| &mspi0 { |
| pinctrl-0 = <&mspi0_default>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &mspi1 { |
| pinctrl-0 = <&mspi1_default>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &mspi2 { |
| pinctrl-0 = <&mspi2_default>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &flash0 { |
| erase-block-size = <2048>; |
| write-block-size = <16>; |
| |
| partitions { |
| compatible = "fixed-partitions"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| /* Set 16KB of storage at the end of the 1952KB of flash */ |
| storage_partition: partition@1e4000 { |
| label = "storage"; |
| reg = <0x001e4000 0x4000>; |
| }; |
| }; |
| }; |
| |
| &gpio0_31 { |
| status = "okay"; |
| }; |
| |
| &gpio32_63 { |
| status = "okay"; |
| }; |
| |
| &gpio64_95 { |
| status = "okay"; |
| }; |
| |
| &gpio96_127 { |
| status = "okay"; |
| }; |