Commit 1fa25792 authored by Phil Elwell's avatar Phil Elwell
Browse files

overlays: Add addr parameter to i2c-rtc (& -gpio) 

See: https://github.com/raspberrypi/linux/issues/2611



Signed-off-by: default avatarPhil Elwell <phil@raspberrypi.org>
parent 0c105ada

arch/arm/boot/dts/overlays/README

+10 −0
Original line number Diff line number Diff line
@@ -826,6 +826,10 @@ Params: abx80x Select one of the ABx80x family: 


        pcf8563                 Select the PCF8563 device



        addr                    Sets the address for the RTC. Note that the

                                device must be configured to use the specified

                                address.



        trickle-diode-type      Diode type for trickle charge - "standard" or

                                "schottky" (ABx80x only)
@@ -850,6 +854,8 @@ Params: abx80x Select one of the ABx80x family: 


        ds3231                  Select the DS3231 device



        m41t62                  Select the M41T62 device



        mcp7940x                Select the MCP7940x device



        mcp7941x                Select the MCP7941x device
@@ -860,6 +866,10 @@ Params: abx80x Select one of the ABx80x family: 


        pcf8563                 Select the PCF8563 device



        addr                    Sets the address for the RTC. Note that the

                                device must be configured to use the specified

                                address.



        trickle-diode-type      Diode type for trickle charge - "standard" or

                                "schottky" (ABx80x only)

arch/arm/boot/dts/overlays/i2c-rtc-gpio-overlay.dts

+28 −0
Original line number Diff line number Diff line
@@ -159,6 +159,21 @@ 
		};

	};



	fragment@10 {

		target = <&i2c_arm>;

		__dormant__ {

			#address-cells = <1>;

			#size-cells = <0>;

			status = "okay";



			m41t62: m41t62@68 {

				compatible = "st,m41t62";

				reg = <0x68>;

				status = "okay";

			};

		};

	};



	__overrides__ {

		abx80x = <0>,"+1";

		ds1307 = <0>,"+2";
@@ -169,6 +184,19 @@ 
		pcf2127 = <0>,"+7";

		pcf8523 = <0>,"+8";

		pcf8563 = <0>,"+9";

		m41t62 = <0>,"+10";



		addr = <&abx80x>, "reg:0",

		       <&ds1307>, "reg:0",

		       <&ds1339>, "reg:0",

		       <&ds3231>, "reg:0",

		       <&mcp7940x>, "reg:0",

		       <&mcp7941x>, "reg:0",

		       <&pcf2127>, "reg:0",

		       <&pcf8523>, "reg:0",

		       <&pcf8563>, "reg:0",

		       <&m41t62>, "reg:0";



		trickle-diode-type = <&abx80x>,"abracon,tc-diode";

		trickle-resistor-ohms = <&ds1339>,"trickle-resistor-ohms:0",

					<&abx80x>,"abracon,tc-resistor";

arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts

+11 −0
Original line number Diff line number Diff line
@@ -169,6 +169,17 @@ 
		pcf8523 = <0>,"+7";

		pcf8563 = <0>,"+8";

		m41t62 = <0>,"+9";



		addr = <&abx80x>, "reg:0",

		       <&ds1307>, "reg:0",

		       <&ds1339>, "reg:0",

		       <&ds3231>, "reg:0",

		       <&mcp7940x>, "reg:0",

		       <&mcp7941x>, "reg:0",

		       <&pcf2127>, "reg:0",

		       <&pcf8523>, "reg:0",

		       <&pcf8563>, "reg:0",

		       <&m41t62>, "reg:0";

		trickle-diode-type = <&abx80x>,"abracon,tc-diode";

		trickle-resistor-ohms = <&ds1339>,"trickle-resistor-ohms:0",

					<&abx80x>,"abracon,tc-resistor";