diff options
Diffstat (limited to 'Documentation/devicetree/bindings/watchdog')
11 files changed, 164 insertions, 73 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/amlogic,meson-gxbb-wdt.yaml b/Documentation/devicetree/bindings/watchdog/amlogic,meson-gxbb-wdt.yaml index 443e2e7ab4..69845ec32e 100644 --- a/Documentation/devicetree/bindings/watchdog/amlogic,meson-gxbb-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/amlogic,meson-gxbb-wdt.yaml @@ -15,9 +15,15 @@ allOf: properties: compatible: - enum: - - amlogic,meson-gxbb-wdt - - amlogic,t7-wdt + oneOf: + - enum: + - amlogic,meson-gxbb-wdt + - amlogic,t7-wdt + - items: + - enum: + - amlogic,c3-wdt + - amlogic,s4-wdt + - const: amlogic,t7-wdt reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt b/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt index a8197632d6..3208adb3e5 100644 --- a/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt @@ -47,7 +47,15 @@ Optional properties for AST2500-compatible watchdogs: is configured as push-pull, then set the pulse polarity to active-high. The default is active-low. -Example: +Optional properties for AST2500- and AST2600-compatible watchdogs: + - aspeed,reset-mask: A bitmask indicating which peripherals will be reset if + the watchdog timer expires. On AST2500 this should be a + single word defined using the AST2500_WDT_RESET_* macros; + on AST2600 this should be a two-word array with the first + word defined using the AST2600_WDT_RESET1_* macros and the + second word defined using the AST2600_WDT_RESET2_* macros. + +Examples: wdt1: watchdog@1e785000 { compatible = "aspeed,ast2400-wdt"; @@ -55,3 +63,11 @@ Example: aspeed,reset-type = "system"; aspeed,external-signal; }; + + #include <dt-bindings/watchdog/aspeed-wdt.h> + wdt2: watchdog@1e785040 { + compatible = "aspeed,ast2600-wdt"; + reg = <0x1e785040 0x40>; + aspeed,reset-mask = <AST2600_WDT_RESET1_DEFAULT + (AST2600_WDT_RESET2_DEFAULT & ~AST2600_WDT_RESET2_LPC)>; + }; diff --git a/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml b/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml new file mode 100644 index 0000000000..7af3571d89 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml @@ -0,0 +1,33 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/atmel,at91rm9200-wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Atmel AT91RM9200 System Timer Watchdog + +maintainers: + - Nicolas Ferre <nicolas.ferre@microchip.com> + +allOf: + - $ref: watchdog.yaml# + +properties: + compatible: + const: atmel,at91rm9200-wdt + + reg: + maxItems: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + watchdog@fffffd00 { + compatible = "atmel,at91rm9200-wdt"; + reg = <0xfffffd00 0x10>; + }; diff --git a/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt deleted file mode 100644 index d4d86cf8f9..0000000000 --- a/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt +++ /dev/null @@ -1,9 +0,0 @@ -Atmel AT91RM9200 System Timer Watchdog - -Required properties: -- compatible: must be "atmel,at91sam9260-wdt". - -Example: - watchdog@fffffd00 { - compatible = "atmel,at91rm9200-wdt"; - }; diff --git a/Documentation/devicetree/bindings/watchdog/cnxt,cx92755-wdt.yaml b/Documentation/devicetree/bindings/watchdog/cnxt,cx92755-wdt.yaml new file mode 100644 index 0000000000..1844d7e026 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/cnxt,cx92755-wdt.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/cnxt,cx92755-wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Conexant Digicolor SoCs Watchdog timer + +description: | + The watchdog functionality in Conexant Digicolor SoCs relies on the so called + "Agent Communication" block. This block includes the eight programmable system + timer counters. The first timer (called "Timer A") is the only one that can be + used as watchdog. + +allOf: + - $ref: watchdog.yaml# + +maintainers: + - Baruch Siach <baruch@tkos.co.il> + +properties: + compatible: + const: cnxt,cx92755-wdt + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - clocks + +unevaluatedProperties: false + +examples: + - | + watchdog@f0000fc0 { + compatible = "cnxt,cx92755-wdt"; + reg = <0xf0000fc0 0x8>; + clocks = <&main_clk>; + timeout-sec = <15>; + }; diff --git a/Documentation/devicetree/bindings/watchdog/da9062-wdt.txt b/Documentation/devicetree/bindings/watchdog/da9062-wdt.txt deleted file mode 100644 index 354314d854..0000000000 --- a/Documentation/devicetree/bindings/watchdog/da9062-wdt.txt +++ /dev/null @@ -1,34 +0,0 @@ -* Dialog Semiconductor DA9062/61 Watchdog Timer - -Required properties: - -- compatible: should be one of the following valid compatible string lines: - "dlg,da9061-watchdog", "dlg,da9062-watchdog" - "dlg,da9062-watchdog" - -Optional properties: -- dlg,use-sw-pm: Add this property to disable the watchdog during suspend. - Only use this option if you can't use the watchdog automatic suspend - function during a suspend (see register CONTROL_B). -- dlg,wdt-sd: Set what happens on watchdog timeout. If this bit is set the - watchdog timeout triggers SHUTDOWN, if cleared the watchdog triggers - POWERDOWN. Can be 0 or 1. Only use this option if you want to change the - default chip's OTP setting for WATCHDOG_SD bit. If this property is NOT - set the WATCHDOG_SD bit and on timeout watchdog behavior will match the - chip's OTP settings. - -Example: DA9062 - - pmic0: da9062@58 { - watchdog { - compatible = "dlg,da9062-watchdog"; - }; - }; - -Example: DA9061 using a fall-back compatible for the DA9062 watchdog driver - - pmic0: da9061@58 { - watchdog { - compatible = "dlg,da9061-watchdog", "dlg,da9062-watchdog"; - }; - }; diff --git a/Documentation/devicetree/bindings/watchdog/digicolor-wdt.txt b/Documentation/devicetree/bindings/watchdog/digicolor-wdt.txt deleted file mode 100644 index a882967e17..0000000000 --- a/Documentation/devicetree/bindings/watchdog/digicolor-wdt.txt +++ /dev/null @@ -1,25 +0,0 @@ -Conexant Digicolor SoCs Watchdog timer - -The watchdog functionality in Conexant Digicolor SoCs relies on the so called -"Agent Communication" block. This block includes the eight programmable system -timer counters. The first timer (called "Timer A") is the only one that can be -used as watchdog. - -Required properties: - -- compatible : Should be "cnxt,cx92755-wdt" -- reg : Specifies base physical address and size of the registers -- clocks : phandle; specifies the clock that drives the timer - -Optional properties: - -- timeout-sec : Contains the watchdog timeout in seconds - -Example: - - watchdog@f0000fc0 { - compatible = "cnxt,cx92755-wdt"; - reg = <0xf0000fc0 0x8>; - clocks = <&main_clk>; - timeout-sec = <15>; - }; diff --git a/Documentation/devicetree/bindings/watchdog/dlg,da9062-watchdog.yaml b/Documentation/devicetree/bindings/watchdog/dlg,da9062-watchdog.yaml new file mode 100644 index 0000000000..f058628bb6 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/dlg,da9062-watchdog.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/dlg,da9062-watchdog.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Dialog Semiconductor DA9062/61 Watchdog Timer + +maintainers: + - Steve Twiss <stwiss.opensource@diasemi.com> + +allOf: + - $ref: watchdog.yaml# + +properties: + compatible: + enum: + - dlg,da9061-watchdog + - dlg,da9062-watchdog + + dlg,use-sw-pm: + type: boolean + description: + Add this property to disable the watchdog during suspend. + Only use this option if you can't use the watchdog automatic suspend + function during a suspend (see register CONTROL_B). + + dlg,wdt-sd: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + description: + Set what happens on watchdog timeout. If this bit is set the + watchdog timeout triggers SHUTDOWN, if cleared the watchdog triggers + POWERDOWN. Can be 0 or 1. Only use this option if you want to change the + default chip's OTP setting for WATCHDOG_SD bit. If this property is NOT + set the WATCHDOG_SD bit and on timeout watchdog behavior will match the + chip's OTP settings. + +required: + - compatible + +unevaluatedProperties: false + +examples: + - | + watchdog { + compatible = "dlg,da9062-watchdog"; + dlg,use-sw-pm; + dlg,wdt-sd = <1>; + }; diff --git a/Documentation/devicetree/bindings/watchdog/fsl,scu-wdt.yaml b/Documentation/devicetree/bindings/watchdog/fsl,scu-wdt.yaml index 47701248cd..8b7aa92224 100644 --- a/Documentation/devicetree/bindings/watchdog/fsl,scu-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/fsl,scu-wdt.yaml @@ -18,7 +18,9 @@ allOf: properties: compatible: items: - - const: fsl,imx8qxp-sc-wdt + - enum: + - fsl,imx8dxl-sc-wdt + - fsl,imx8qxp-sc-wdt - const: fsl,imx-sc-wdt required: diff --git a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml index 4b7ed13557..9c50766bf6 100644 --- a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml @@ -30,6 +30,11 @@ properties: clocks: maxItems: 1 + fsl,ext-reset-output: + description: + When set, wdog can generate external reset from the wdog_any pin. + type: boolean + required: - compatible - interrupts diff --git a/Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml b/Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml index 5046dfa55f..c12bc852ae 100644 --- a/Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml @@ -21,6 +21,8 @@ properties: - qcom,apss-wdt-ipq5018 - qcom,apss-wdt-ipq5332 - qcom,apss-wdt-ipq9574 + - qcom,apss-wdt-msm8226 + - qcom,apss-wdt-msm8974 - qcom,apss-wdt-msm8994 - qcom,apss-wdt-qcm2290 - qcom,apss-wdt-qcs404 |