diff --git a/Documentation/devicetree/bindings/rtc/fsl,ls-ftm-alarm.yaml b/Documentation/devicetree/bindings/rtc/fsl,ls-ftm-alarm.yaml index 388102ae30cd..3ec111f2fdc4 100644 --- a/Documentation/devicetree/bindings/rtc/fsl,ls-ftm-alarm.yaml +++ b/Documentation/devicetree/bindings/rtc/fsl,ls-ftm-alarm.yaml @@ -42,7 +42,7 @@ properties: minItems: 1 description: phandle to rcpm node, Please refer - Documentation/devicetree/bindings/soc/fsl/rcpm.txt + Documentation/devicetree/bindings/soc/fsl/fsl,rcpm.yaml big-endian: $ref: /schemas/types.yaml#/definitions/flag diff --git a/Documentation/devicetree/bindings/soc/fsl/fsl,rcpm.yaml b/Documentation/devicetree/bindings/soc/fsl/fsl,rcpm.yaml new file mode 100644 index 000000000000..a7db0aad2b25 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/fsl/fsl,rcpm.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/fsl/fsl,rcpm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Run Control and Power Management + +description: + The RCPM performs all device-level tasks associated with device run control + and power management. + +maintainers: + - Frank Li + +properties: + compatible: + oneOf: + - items: + - enum: + - fsl,p2041-rcpm + - fsl,p3041-rcpm + - fsl,p4080-rcpm + - fsl,p5020-rcpm + - fsl,p5040-rcpm + - const: fsl,qoriq-rcpm-1.0 + - items: + - enum: + - fsl,b4420-rcpm + - fsl,b4860-rcpm + - fsl,t4240-rcpm + - const: fsl,qoriq-rcpm-2.0 + - items: + - enum: + - fsl,t1040-rcpm + - const: fsl,qoriq-rcpm-2.1 + - items: + - enum: + - fsl,ls1012a-rcpm + - fsl,ls1021a-rcpm + - fsl,ls1028a-rcpm + - fsl,ls1043a-rcpm + - fsl,ls1046a-rcpm + - fsl,ls1088a-rcpm + - fsl,ls208xa-rcpm + - fsl,lx2160a-rcpm + - const: fsl,qoriq-rcpm-2.1+ + + reg: + maxItems: 1 + + "#fsl,rcpm-wakeup-cells": + description: | + The number of IPPDEXPCR register cells in the + fsl,rcpm-wakeup property. + + Freescale RCPM Wakeup Source Device Tree Bindings + + Required fsl,rcpm-wakeup property should be added to a device node if + the device can be used as a wakeup source. + + fsl,rcpm-wakeup: Consists of a phandle to the rcpm node and the IPPDEXPCR + register cells. The number of IPPDEXPCR register cells is defined in + "#fsl,rcpm-wakeup-cells" in the rcpm node. The first register cell is + the bit mask that should be set in IPPDEXPCR0, and the second register + cell is for IPPDEXPCR1, and so on. + + Note: IPPDEXPCR(IP Powerdown Exception Control Register) provides a + mechanism for keeping certain blocks awake during STANDBY and MEM, in + order to use them as wake-up sources. + + little-endian: + $ref: /schemas/types.yaml#/definitions/flag + description: + RCPM register block is Little Endian. Without it RCPM + will be Big Endian (default case). + +additionalProperties: false + +examples: + - | + #include + rcpm: global-utilities@e2000 { + compatible = "fsl,t4240-rcpm", "fsl,qoriq-rcpm-2.0"; + reg = <0xe2000 0x1000>; + #fsl,rcpm-wakeup-cells = <2>; + }; + + serial@2950000 { + compatible = "fsl,ls1021a-lpuart"; + reg = <0x2950000 0x1000>; + interrupts = ; + clocks = <&sysclk>; + clock-names = "ipg"; + fsl,rcpm-wakeup = <&rcpm 0x0 0x40000000>; + }; diff --git a/Documentation/devicetree/bindings/soc/fsl/rcpm.txt b/Documentation/devicetree/bindings/soc/fsl/rcpm.txt deleted file mode 100644 index 5a33619d881d..000000000000 --- a/Documentation/devicetree/bindings/soc/fsl/rcpm.txt +++ /dev/null @@ -1,69 +0,0 @@ -* Run Control and Power Management -------------------------------------------- -The RCPM performs all device-level tasks associated with device run control -and power management. - -Required properites: - - reg : Offset and length of the register set of the RCPM block. - - #fsl,rcpm-wakeup-cells : The number of IPPDEXPCR register cells in the - fsl,rcpm-wakeup property. - - compatible : Must contain a chip-specific RCPM block compatible string - and (if applicable) may contain a chassis-version RCPM compatible - string. Chip-specific strings are of the form "fsl,-rcpm", - such as: - * "fsl,p2041-rcpm" - * "fsl,p5020-rcpm" - * "fsl,t4240-rcpm" - - Chassis-version strings are of the form "fsl,qoriq-rcpm-", - such as: - * "fsl,qoriq-rcpm-1.0": for chassis 1.0 rcpm - * "fsl,qoriq-rcpm-2.0": for chassis 2.0 rcpm - * "fsl,qoriq-rcpm-2.1": for chassis 2.1 rcpm - * "fsl,qoriq-rcpm-2.1+": for chassis 2.1+ rcpm - -All references to "1.0" and "2.0" refer to the QorIQ chassis version to -which the chip complies. -Chassis Version Example Chips ---------------- ------------------------------- -1.0 p4080, p5020, p5040, p2041, p3041 -2.0 t4240, b4860, b4420 -2.1 t1040, -2.1+ ls1021a, ls1012a, ls1043a, ls1046a - -Optional properties: - - little-endian : RCPM register block is Little Endian. Without it RCPM - will be Big Endian (default case). - -Example: -The RCPM node for T4240: - rcpm: global-utilities@e2000 { - compatible = "fsl,t4240-rcpm", "fsl,qoriq-rcpm-2.0"; - reg = <0xe2000 0x1000>; - #fsl,rcpm-wakeup-cells = <2>; - }; - -* Freescale RCPM Wakeup Source Device Tree Bindings -------------------------------------------- -Required fsl,rcpm-wakeup property should be added to a device node if the device -can be used as a wakeup source. - - - fsl,rcpm-wakeup: Consists of a phandle to the rcpm node and the IPPDEXPCR - register cells. The number of IPPDEXPCR register cells is defined in - "#fsl,rcpm-wakeup-cells" in the rcpm node. The first register cell is - the bit mask that should be set in IPPDEXPCR0, and the second register - cell is for IPPDEXPCR1, and so on. - - Note: IPPDEXPCR(IP Powerdown Exception Control Register) provides a - mechanism for keeping certain blocks awake during STANDBY and MEM, in - order to use them as wake-up sources. - -Example: - lpuart0: serial@2950000 { - compatible = "fsl,ls1021a-lpuart"; - reg = <0x0 0x2950000 0x0 0x1000>; - interrupts = ; - clocks = <&sysclk>; - clock-names = "ipg"; - fsl,rcpm-wakeup = <&rcpm 0x0 0x40000000>; - };