diff mbox

[02/10] mfd: dt-bindings: Add bindings for the Juniper I2CS MFD

Message ID 1475853669-22480-3-git-send-email-pantelis.antoniou@konsulko.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Pantelis Antoniou Oct. 7, 2016, 3:21 p.m. UTC
From: Georgi Vlaev <gvlaev@juniper.net>

Add device tree bindings for the Juniper I2CS MFD driver.

Signed-off-by: Georgi Vlaev <gvlaev@juniper.net>
[Ported from Juniper kernel]
Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
---
 Documentation/devicetree/bindings/mfd/jnx-i2cs.txt | 68 ++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/mfd/jnx-i2cs.txt

Comments

Rob Herring Oct. 10, 2016, 8:23 p.m. UTC | #1
On Fri, Oct 07, 2016 at 06:21:01PM +0300, Pantelis Antoniou wrote:
> From: Georgi Vlaev <gvlaev@juniper.net>
> 
> Add device tree bindings for the Juniper I2CS MFD driver.
> 
> Signed-off-by: Georgi Vlaev <gvlaev@juniper.net>
> [Ported from Juniper kernel]
> Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
> ---
>  Documentation/devicetree/bindings/mfd/jnx-i2cs.txt | 68 ++++++++++++++++++++++
>  1 file changed, 68 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/jnx-i2cs.txt
> 
> diff --git a/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt b/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt
> new file mode 100644
> index 0000000..0ec103b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt
> @@ -0,0 +1,68 @@
> +Device-Tree bindings for Juniper Networks I2CS FPGA MFD
> +
> +Required properties:
> +- compatible - Must be one of:
> +	"jnx,i2cs-rcb"	(Routing Engine or Control Board FRUs)
> +	"jnx,i2cs-fpc"	(Flexible Port Concentrator FRUs)
> +	"jnx,i2cs-sib"	(Switching Interface Board FRUs)
> +	"jnx,i2cs-fan"	(Fan Tray FRUs)
> +
> +Optional properties:
> +
> +Depending on the FRU, the I2CS MFD has varied group of sub-devices:
> +
> +Device                   Description
> +------                   -----------
> +jnx,i2cs-gpio		: Virtual gpio mapping driver
> +jnx,i2cs-fan-hwmon	: hwmon driver for fan trays
> +jnx,i2c-mux-i2cs	: I2C Mux driver for FPC FRUs
> +jnx,leds-i2cs		: Led driver
> +
> +All these optional nodes are described in their respective binding
> +documents.
> +
> +Example node:
> +
> +i2cs@54 {
> +	compatible = "jnx,i2cs-fpc";
> +	reg = <0x54>;
> +	#address-cells = <0>;
> +	#size-cells = <0>;
> +
> +	fpc2_mux {

Generic node names please.

mux { 

> +		compatible = "jnx,i2c-mux-i2cs";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		fpc2i2c0: i2c@0 {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			reg = <0>;
> +		};
> +	};
> +
> +	fpc2_gpiomap: gpio-jnx-i2cs {

gpio@54 {

> +		compatible = "jnx,gpio-i2cs";
> +		reg = <0x54>;
> +		#gpio-cells = <2>;
> +		gpio-controller;
> +		interrupt-controller;
> +
> +		/*
> +		 * Map bits [0-3] of reg 0x21 as gpio inputs, bits [4-7]
> +		 * as gpio outputs
> +		 */
> +		i2c-gpio-map = <0x21 0x0f>;
> +	};
> +
> +	leds-jnx-i2cs {

leds {

> +		compatible = "jnx,leds-i2cs";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		sib8-active {
> +			reg = <0>;
> +			linux,default-trigger = "sib8-active";
> +		};
> +	};
> +};
> -- 
> 1.9.1
> 
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Pantelis Antoniou Oct. 17, 2016, 7:10 p.m. UTC | #2
Hi Rob,

> On Oct 10, 2016, at 23:23 , Rob Herring <robh@kernel.org> wrote:
> 
> On Fri, Oct 07, 2016 at 06:21:01PM +0300, Pantelis Antoniou wrote:
>> From: Georgi Vlaev <gvlaev@juniper.net>
>> 
>> Add device tree bindings for the Juniper I2CS MFD driver.
>> 
>> Signed-off-by: Georgi Vlaev <gvlaev@juniper.net>
>> [Ported from Juniper kernel]
>> Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
>> ---
>> Documentation/devicetree/bindings/mfd/jnx-i2cs.txt | 68 ++++++++++++++++++++++
>> 1 file changed, 68 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/mfd/jnx-i2cs.txt
>> 
>> diff --git a/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt b/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt
>> new file mode 100644
>> index 0000000..0ec103b
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt
>> @@ -0,0 +1,68 @@
>> +Device-Tree bindings for Juniper Networks I2CS FPGA MFD
>> +
>> +Required properties:
>> +- compatible - Must be one of:
>> +	"jnx,i2cs-rcb"	(Routing Engine or Control Board FRUs)
>> +	"jnx,i2cs-fpc"	(Flexible Port Concentrator FRUs)
>> +	"jnx,i2cs-sib"	(Switching Interface Board FRUs)
>> +	"jnx,i2cs-fan"	(Fan Tray FRUs)
>> +
>> +Optional properties:
>> +
>> +Depending on the FRU, the I2CS MFD has varied group of sub-devices:
>> +
>> +Device                   Description
>> +------                   -----------
>> +jnx,i2cs-gpio		: Virtual gpio mapping driver
>> +jnx,i2cs-fan-hwmon	: hwmon driver for fan trays
>> +jnx,i2c-mux-i2cs	: I2C Mux driver for FPC FRUs
>> +jnx,leds-i2cs		: Led driver
>> +
>> +All these optional nodes are described in their respective binding
>> +documents.
>> +
>> +Example node:
>> +
>> +i2cs@54 {
>> +	compatible = "jnx,i2cs-fpc";
>> +	reg = <0x54>;
>> +	#address-cells = <0>;
>> +	#size-cells = <0>;
>> +
>> +	fpc2_mux {
> 
> Generic node names please.
> 

OK.

> mux { 
> 
>> +		compatible = "jnx,i2c-mux-i2cs";
>> +		#address-cells = <1>;
>> +		#size-cells = <0>;
>> +
>> +		fpc2i2c0: i2c@0 {
>> +			#address-cells = <1>;
>> +			#size-cells = <0>;
>> +			reg = <0>;
>> +		};
>> +	};
>> +
>> +	fpc2_gpiomap: gpio-jnx-i2cs {
> 
> gpio@54 {
> 
OK

>> +		compatible = "jnx,gpio-i2cs";
>> +		reg = <0x54>;
>> +		#gpio-cells = <2>;
>> +		gpio-controller;
>> +		interrupt-controller;
>> +
>> +		/*
>> +		 * Map bits [0-3] of reg 0x21 as gpio inputs, bits [4-7]
>> +		 * as gpio outputs
>> +		 */
>> +		i2c-gpio-map = <0x21 0x0f>;
>> +	};
>> +
>> +	leds-jnx-i2cs {
> 
> leds {
> 

OK.

>> +		compatible = "jnx,leds-i2cs";
>> +		#address-cells = <1>;
>> +		#size-cells = <0>;
>> +
>> +		sib8-active {
>> +			reg = <0>;
>> +			linux,default-trigger = "sib8-active";
>> +		};
>> +	};
>> +};
>> -- 
>> 1.9.1

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diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt b/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt
new file mode 100644
index 0000000..0ec103b
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/jnx-i2cs.txt
@@ -0,0 +1,68 @@ 
+Device-Tree bindings for Juniper Networks I2CS FPGA MFD
+
+Required properties:
+- compatible - Must be one of:
+	"jnx,i2cs-rcb"	(Routing Engine or Control Board FRUs)
+	"jnx,i2cs-fpc"	(Flexible Port Concentrator FRUs)
+	"jnx,i2cs-sib"	(Switching Interface Board FRUs)
+	"jnx,i2cs-fan"	(Fan Tray FRUs)
+
+Optional properties:
+
+Depending on the FRU, the I2CS MFD has varied group of sub-devices:
+
+Device                   Description
+------                   -----------
+jnx,i2cs-gpio		: Virtual gpio mapping driver
+jnx,i2cs-fan-hwmon	: hwmon driver for fan trays
+jnx,i2c-mux-i2cs	: I2C Mux driver for FPC FRUs
+jnx,leds-i2cs		: Led driver
+
+All these optional nodes are described in their respective binding
+documents.
+
+Example node:
+
+i2cs@54 {
+	compatible = "jnx,i2cs-fpc";
+	reg = <0x54>;
+	#address-cells = <0>;
+	#size-cells = <0>;
+
+	fpc2_mux {
+		compatible = "jnx,i2c-mux-i2cs";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		fpc2i2c0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+		};
+	};
+
+	fpc2_gpiomap: gpio-jnx-i2cs {
+		compatible = "jnx,gpio-i2cs";
+		reg = <0x54>;
+		#gpio-cells = <2>;
+		gpio-controller;
+		interrupt-controller;
+
+		/*
+		 * Map bits [0-3] of reg 0x21 as gpio inputs, bits [4-7]
+		 * as gpio outputs
+		 */
+		i2c-gpio-map = <0x21 0x0f>;
+	};
+
+	leds-jnx-i2cs {
+		compatible = "jnx,leds-i2cs";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		sib8-active {
+			reg = <0>;
+			linux,default-trigger = "sib8-active";
+		};
+	};
+};