From a563591243889d85159744cd594aadb1807d3c83 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Thu, 5 Jun 2014 16:06:54 +0100 Subject: thermal: sti: Supply Device Tree documentation Signed-off-by: Ajit Pal Singh Acked-by: Peter Griffin Signed-off-by: Lee Jones Signed-off-by: Zhang Rui --- .../devicetree/bindings/thermal/st-thermal.txt | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/thermal/st-thermal.txt (limited to 'Documentation/devicetree/bindings/thermal') diff --git a/Documentation/devicetree/bindings/thermal/st-thermal.txt b/Documentation/devicetree/bindings/thermal/st-thermal.txt new file mode 100644 index 000000000000..3b9251b4a145 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/st-thermal.txt @@ -0,0 +1,42 @@ +Binding for Thermal Sensor driver for STMicroelectronics STi series of SoCs. + +Required parameters: +------------------- + +compatible : st,--thermal; should be one of: + "st,stih415-sas-thermal", + "st,stih415-mpe-thermal", + "st,stih416-sas-thermal" + "st,stih416-mpe-thermal" + "st,stid127-thermal" or + "st,stih407-thermal" + according to the SoC type (stih415, stih416, stid127, stih407) + and module type (sas or mpe). On stid127 & stih407 there is only + one die/module, so there is no module type in the compatible + string. +clock-names : Should be "thermal". + See: Documentation/devicetree/bindings/resource-names.txt +clocks : Phandle of the clock used by the thermal sensor. + See: Documentation/devicetree/bindings/clock/clock-bindings.txt + +Optional parameters: +------------------- + +reg : For non-sysconf based sensors, this should be the physical base + address and length of the sensor's registers. +interrupts : Standard way to define interrupt number. + Interrupt is mandatory to be defined when compatible is + "stih416-mpe-thermal". + NB: For thermal sensor's for which no interrupt has been + defined, a polling delay of 1000ms will be used to read the + temperature from device. + +Example: + + temp1@fdfe8000 { + compatible = "st,stih416-mpe-thermal"; + reg = <0xfdfe8000 0x10>; + clock-names = "thermal"; + clocks = <&clk_m_mpethsens>; + interrupts = ; + }; -- cgit v1.2.3 From fa313103c953fd832b7c4e431c74be55c20b1ce1 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Wed, 9 Jul 2014 14:23:35 +0200 Subject: thermal: rcar: Document SoC-specific bindings The documentation only mentioned the generic fallback compatible property. Add the missing SoC-specific compatible properties, some of which are already in use. Signed-off-by: Geert Uytterhoeven Cc: Zhang Rui Cc: Eduardo Valentin Cc: linux-pm@vger.kernel.org Acked-by: Simon Horman Signed-off-by: Zhang Rui --- .../devicetree/bindings/thermal/rcar-thermal.txt | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) (limited to 'Documentation/devicetree/bindings/thermal') diff --git a/Documentation/devicetree/bindings/thermal/rcar-thermal.txt b/Documentation/devicetree/bindings/thermal/rcar-thermal.txt index 28ef498a66e5..0ef00be44b01 100644 --- a/Documentation/devicetree/bindings/thermal/rcar-thermal.txt +++ b/Documentation/devicetree/bindings/thermal/rcar-thermal.txt @@ -1,7 +1,13 @@ * Renesas R-Car Thermal Required properties: -- compatible : "renesas,rcar-thermal" +- compatible : "renesas,thermal-", "renesas,rcar-thermal" + as fallback. + Examples with soctypes are: + - "renesas,thermal-r8a73a4" (R-Mobile AP6) + - "renesas,thermal-r8a7779" (R-Car H1) + - "renesas,thermal-r8a7790" (R-Car H2) + - "renesas,thermal-r8a7791" (R-Car M2) - reg : Address range of the thermal registers. The 1st reg will be recognized as common register if it has "interrupts". @@ -12,18 +18,18 @@ Option properties: Example (non interrupt support): -thermal@e61f0100 { - compatible = "renesas,rcar-thermal"; - reg = <0xe61f0100 0x38>; +thermal@ffc48000 { + compatible = "renesas,thermal-r8a7779", "renesas,rcar-thermal"; + reg = <0xffc48000 0x38>; }; Example (interrupt support): thermal@e61f0000 { - compatible = "renesas,rcar-thermal"; + compatible = "renesas,thermal-r8a73a4", "renesas,rcar-thermal"; reg = <0xe61f0000 0x14 0xe61f0100 0x38 0xe61f0200 0x38 0xe61f0300 0x38>; - interrupts = <0 69 4>; + interrupts = <0 69 IRQ_TYPE_LEVEL_HIGH>; }; -- cgit v1.2.3