| /* |
| * Copyright (c) 2020 TriaGnoSys GmbH |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <arm/armv8-m.dtsi> |
| #include <dt-bindings/gpio/gpio.h> |
| #include <arm/silabs/gpio_gecko.h> |
| #include <dt-bindings/i2c/i2c.h> |
| #include <dt-bindings/pinctrl/gecko-pinctrl.h> |
| #include <dt-bindings/adc/adc.h> |
| #include <freq.h> |
| |
| / { |
| chosen { |
| zephyr,flash-controller = &msc; |
| zephyr,entropy = &se; |
| }; |
| |
| clocks { |
| clk_hfxo: clk-hfxo { |
| #clock-cells = <0>; |
| compatible = "silabs,hfxo"; |
| clock-frequency = <DT_FREQ_M(39)>; |
| ctune = <140>; |
| precision = <50>; |
| }; |
| }; |
| |
| cpus { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| cpu0: cpu@0 { |
| device_type = "cpu"; |
| compatible = "arm,cortex-m33"; |
| reg = <0>; |
| cpu-power-states = <&pstate_em1 &pstate_em2 &pstate_em3>; |
| }; |
| |
| power-states { |
| /* |
| * EM1 is a basic "CPU WFI idle", all high-freq clocks remain |
| * enabled. |
| */ |
| pstate_em1: em1 { |
| compatible = "zephyr,power-state"; |
| power-state-name = "runtime-idle"; |
| min-residency-us = <4>; |
| /* HFXO remains active */ |
| exit-latency-us = <2>; |
| }; |
| |
| /* |
| * EM2 is a deepsleep with HF clocks disabled by HW, voltages |
| * scaled down, etc. |
| */ |
| pstate_em2: em2 { |
| compatible = "zephyr,power-state"; |
| power-state-name = "suspend-to-idle"; |
| min-residency-us = <260>; |
| exit-latency-us = <250>; |
| }; |
| |
| /* |
| * EM3 seems to be exactly the same as EM2 except that |
| * LFXO & LFRCO should be disabled, so you must use ULFRCO |
| * as BURTC clock for the system to not lose track of time and |
| * wake up. |
| */ |
| pstate_em3: em3 { |
| compatible = "zephyr,power-state"; |
| power-state-name = "standby"; |
| min-residency-us = <20000>; |
| exit-latency-us = <2000>; |
| }; |
| }; |
| }; |
| |
| sram0: memory@20000000 { |
| device_type = "memory"; |
| compatible = "mmio-sram"; |
| }; |
| |
| soc { |
| msc: flash-controller@50030000 { |
| compatible = "silabs,gecko-flash-controller"; |
| reg = <0x50030000 0x3148>; |
| interrupts = <50 0>; |
| |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| flash0: flash@0 { |
| compatible = "soc-nv-flash"; |
| write-block-size = <4>; |
| erase-block-size = <8192>; |
| }; |
| }; |
| |
| usart0: usart@5005c000 { |
| compatible = "silabs,gecko-usart"; |
| reg = <0x5005C000 0x306c>; |
| interrupts = <9 0>, <10 0>; |
| interrupt-names = "rx", "tx"; |
| peripheral-id = <0>; |
| status = "disabled"; |
| }; |
| |
| burtc0: burtc@50064000 { |
| compatible = "silabs,gecko-burtc"; |
| reg = <0x50064000 0x3034>; |
| interrupts = <17 0>; |
| status = "disabled"; |
| }; |
| |
| se: semailbox@5c021000 { |
| compatible = "silabs,gecko-semailbox"; |
| reg = <0x5c021000 0x1000>; |
| status = "disabled"; |
| interrupts = <64 3>, <65 3>, <66 3>; |
| interrupt-names = "SETAMPERHOST", "SEMBRX", "SEMBTX"; |
| }; |
| |
| i2c0: i2c@5b000000 { |
| compatible = "silabs,gecko-i2c"; |
| clock-frequency = <I2C_BITRATE_STANDARD>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0x5b000000 0x3044>; |
| interrupts = <27 0>; |
| status = "disabled"; |
| }; |
| |
| stimer0: stimer@500a8000 { |
| compatible = "silabs,gecko-stimer"; |
| reg = <0x500a8000 0x3054>; |
| interrupts = <67 0>; |
| clock-frequency = <32768>; |
| prescaler = <1>; |
| status = "disabled"; |
| }; |
| |
| gpio: gpio@5003c000 { |
| compatible = "silabs,gecko-gpio"; |
| reg = <0x5003c000 0x4000>; |
| interrupts = <26 2>, <25 2>; |
| interrupt-names = "GPIO_EVEN", "GPIO_ODD"; |
| |
| ranges; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| gpioa: gpio@5003c030 { |
| compatible = "silabs,gecko-gpio-port"; |
| reg = <0x5003c030 0x30>; |
| peripheral-id = <0>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| status = "disabled"; |
| }; |
| |
| gpiob: gpio@5003c060 { |
| compatible = "silabs,gecko-gpio-port"; |
| reg = <0x5003c060 0x30>; |
| peripheral-id = <1>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| status = "disabled"; |
| }; |
| |
| gpioc: gpio@5003c090 { |
| compatible = "silabs,gecko-gpio-port"; |
| reg = <0x5003c090 0x30>; |
| peripheral-id = <2>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| status = "disabled"; |
| }; |
| |
| gpiod: gpio@5003c0C0 { |
| compatible = "silabs,gecko-gpio-port"; |
| reg = <0x5003c0C0 0x30>; |
| peripheral-id = <3>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| status = "disabled"; |
| }; |
| }; |
| |
| wdog0: wdog@5b004000 { |
| compatible = "silabs,gecko-wdog"; |
| reg = <0x5b004000 0x2C>; |
| peripheral-id = <0>; |
| interrupts = <42 0>; |
| status = "disabled"; |
| }; |
| |
| wdog1: wdog@5b008000 { |
| compatible = "silabs,gecko-wdog"; |
| reg = <0x5b008000 0x2C>; |
| peripheral-id = <1>; |
| interrupts = <43 0>; |
| status = "disabled"; |
| }; |
| |
| adc0: adc@59004000 { |
| compatible = "silabs,gecko-iadc"; |
| reg = <0x59004000 0x4000>; |
| interrupts = <49 0>; |
| status = "disabled"; |
| #io-channel-cells = <1>; |
| }; |
| }; |
| }; |
| |
| / { |
| pinctrl: pin-controller { |
| /* Pin controller is a "virtual" device since SiLabs SoCs do pin |
| * control in a distributed way (GPIO registers and PSEL |
| * registers on each peripheral). |
| */ |
| compatible = "silabs,gecko-pinctrl"; |
| }; |
| |
| hwinfo: hwinfo { |
| compatible = "silabs,gecko-hwinfo"; |
| status = "disabled"; |
| }; |
| |
| }; |
| |
| &nvic { |
| arm,num-irq-priority-bits = <4>; |
| }; |