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Diffstat (limited to 'Documentation/devicetree/bindings/arm')
3 files changed, 54 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/amlogic/analog-top.txt b/Documentation/devicetree/bindings/arm/amlogic/analog-top.txt new file mode 100644 index 000000000000..101dc21014ec --- /dev/null +++ b/Documentation/devicetree/bindings/arm/amlogic/analog-top.txt @@ -0,0 +1,20 @@ +Amlogic Meson8 and Meson8b "analog top" registers: +-------------------------------------------------- + +The analog top registers contain information about the so-called +"metal revision" (which encodes the "minor version") of the SoC. + +Required properties: +- reg: the register range of the analog top registers +- compatible: depending on the SoC this should be one of: + - "amlogic,meson8-analog-top" + - "amlogic,meson8b-analog-top" + along with "syscon" + + +Example: + + analog_top: analog-top@81a8 { + compatible = "amlogic,meson8-analog-top", "syscon"; + reg = <0x81a8 0x14>; + }; diff --git a/Documentation/devicetree/bindings/arm/amlogic/assist.txt b/Documentation/devicetree/bindings/arm/amlogic/assist.txt new file mode 100644 index 000000000000..7656812b67b9 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/amlogic/assist.txt @@ -0,0 +1,17 @@ +Amlogic Meson6/Meson8/Meson8b assist registers: +----------------------------------------------- + +The assist registers contain basic information about the SoC, +for example the encoded SoC part number. + +Required properties: +- reg: the register range of the assist registers +- compatible: should be "amlogic,meson-mx-assist" along with "syscon" + + +Example: + + assist: assist@7c00 { + compatible = "amlogic,meson-mx-assist", "syscon"; + reg = <0x7c00 0x200>; + }; diff --git a/Documentation/devicetree/bindings/arm/amlogic/bootrom.txt b/Documentation/devicetree/bindings/arm/amlogic/bootrom.txt new file mode 100644 index 000000000000..407e27f230ab --- /dev/null +++ b/Documentation/devicetree/bindings/arm/amlogic/bootrom.txt @@ -0,0 +1,17 @@ +Amlogic Meson6/Meson8/Meson8b bootrom: +-------------------------------------- + +The bootrom register area can be used to access SoC specific +information, such as the "misc version". + +Required properties: +- reg: the register range of the bootrom registers +- compatible: should be "amlogic,meson-mx-bootrom" along with "syscon" + + +Example: + + bootrom: bootrom@d9040000 { + compatible = "amlogic,meson-mx-bootrom", "syscon"; + reg = <0xd9040000 0x10000>; + }; |