dts / boards / soc: Add support for SiLabs Gecko watchdog
This commit adds the following: - device tree bindings for Gecko watchdog driver - EFM32PG SOC support for the watchdog driver - EFM32PG board support for the watchdog driver - DTS aliases for testing with default watchdog driver test Signed-off-by: Oane Kingma <o.kingma@interay.com>
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10 changed files with 62 additions and 0 deletions
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@ -59,6 +59,8 @@ The efm32pg_stk3402a board configuration supports the following hardware feature
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+-----------+------------+-------------------------------------+
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| I2C | on-chip | i2c port-polling |
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+-----------+------------+-------------------------------------+
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| WATCHDOG | on-chip | watchdog |
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+-----------+------------+-------------------------------------+
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The default configuration can be found in the defconfig file:
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@ -12,6 +12,7 @@ supported:
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- i2c
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- gpio
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- nvs
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- watchdog
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testing:
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ignore_tags:
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- net
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@ -13,6 +13,8 @@
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zephyr,shell-uart = &usart0;
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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watchdog0 = &wdog0;
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watchdog1 = &wdog1;
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};
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/* These aliases are provided for compatibility with samples */
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@ -84,6 +86,15 @@
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status = "okay";
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};
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&wdog0 {
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status = "okay";
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};
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&wdog1 {
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status = "okay";
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};
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&flash0 {
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/*
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* For more information, see:
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@ -202,6 +202,22 @@
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gpio-controller;
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#gpio-cells = <2>;
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};
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wdog0: wdog@40052000 {
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compatible = "silabs,gecko-wdog";
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reg = <0x40052000 0x2C>;
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label = "WDOG0";
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interrupts = <2 0>;
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status = "disabled";
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};
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wdog1: wdog@40052400 {
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compatible = "silabs,gecko-wdog";
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reg = <0x40052400 0x2C>;
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label = "WDOG1";
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interrupts = <3 0>;
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status = "disabled";
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};
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};
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};
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};
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19
dts/bindings/watchdog/silabs,gecko-wdog.yaml
Normal file
19
dts/bindings/watchdog/silabs,gecko-wdog.yaml
Normal file
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@ -0,0 +1,19 @@
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# Copyright (c) 2019 Interay Solutions B.V.
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# Copyright (c) Oane Kingma
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# SPDX-License-Identifier: Apache-2.0
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description: Silicon Labs Gecko Family Watchdog driver
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compatible: "silabs,gecko-wdog"
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include: base.yaml
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properties:
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reg:
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required: true
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label:
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required: true
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interrupts:
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required: true
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@ -31,4 +31,7 @@
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#define DT_RTC_0_NAME DT_INST_0_SILABS_GECKO_RTCC_LABEL
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#define DT_WDT_0_NAME DT_INST_0_SILABS_GECKO_WDOG_LABEL
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#define DT_WDT_1_NAME DT_INST_1_SILABS_GECKO_WDOG_LABEL
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/* End of SoC Level DTS fixup file */
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@ -29,5 +29,7 @@
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#define DT_GPIO_GECKO_PORTJ_NAME DT_SILABS_EFM32_GPIO_PORT_4000A1C0_LABEL
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#define DT_GPIO_GECKO_PORTK_NAME DT_SILABS_EFM32_GPIO_PORT_4000A1F0_LABEL
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#define DT_WDT_0_NAME DT_INST_0_SILABS_GECKO_WDOG_LABEL
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#define DT_WDT_1_NAME DT_INST_1_SILABS_GECKO_WDOG_LABEL
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/* End of SoC Level DTS fixup file */
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@ -29,4 +29,7 @@
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#define DT_GPIO_GECKO_PORTJ_NAME DT_SILABS_EFM32_GPIO_PORT_4000A1C0_LABEL
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#define DT_GPIO_GECKO_PORTK_NAME DT_SILABS_EFM32_GPIO_PORT_4000A1F0_LABEL
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#define DT_WDT_0_NAME DT_INST_0_SILABS_GECKO_WDOG_LABEL
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#define DT_WDT_1_NAME DT_INST_1_SILABS_GECKO_WDOG_LABEL
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/* End of SoC Level DTS fixup file */
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@ -28,4 +28,6 @@
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#define DT_GPIO_GECKO_PORTE_NAME DT_SILABS_EFR32XG1_GPIO_PORT_4000A0C0_LABEL
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#define DT_GPIO_GECKO_PORTF_NAME DT_SILABS_EFR32XG1_GPIO_PORT_4000A0F0_LABEL
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#define DT_WDT_0_NAME DT_INST_0_SILABS_GECKO_WDOG_LABEL
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/* End of SoC Level DTS fixup file */
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@ -30,4 +30,7 @@
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#define DT_GPIO_GECKO_PORTJ_NAME DT_SILABS_EFR32MG_GPIO_PORT_4000A1B0_LABEL
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#define DT_GPIO_GECKO_PORTK_NAME DT_SILABS_EFR32MG_GPIO_PORT_4000A1E0_LABEL
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#define DT_WDT_0_NAME DT_INST_0_SILABS_GECKO_WDOG_LABEL
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#define DT_WDT_1_NAME DT_INST_1_SILABS_GECKO_WDOG_LABEL
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/* End of SoC Level DTS fixup file */
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