Commit 06e903ad authored by Phil Elwell's avatar Phil Elwell
Browse files

BCM27XX_DT: Set LED modes from Device Tree 



The new default values for LAN7515 (LAN7800) are:

  LED0 = 1 (link1000/activity)
  LED1 = 6 (link10/link100/activity)

Also add two dtparams - eth_led0 and eth_led1 - to provide user control
over the LEDs.

Signed-off-by: default avatarPhil Elwell <phil@raspberrypi.org>
parent a3225658

arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi

+7 −0
Original line number Diff line number Diff line
@@ -22,6 +22,11 @@ 
				reg = <1>;

				microchip,eee-enabled;

				microchip,tx-lpi-timer = <600>; /* non-aggressive*/

				/*

				 * led0 = 1:link1000/activity

				 * led1 = 6:link10/100/activity

				 */

				microchip,led-modes = <1 6>;

			};

		};

	};
@@ -32,5 +37,7 @@ 
	__overrides__ {

		eee = <&ethernet>,"microchip,eee-enabled?";

		tx_lpi_timer = <&ethernet>,"microchip,tx-lpi-timer:0";

		eth_led0 = <&ethernet>,"microchip,led-modes:0";

		eth_led1 = <&ethernet>,"microchip,led-modes:4";

	};

};

arch/arm/boot/dts/overlays/README

+10 −0
Original line number Diff line number Diff line
@@ -93,6 +93,16 @@ Params: 
                                compatible devices (default "on"). See also

                                "tx_lpi_timer".



        eth_led0                Set mode of LED0 (usually orange) (default

                                "1"). The legal values are:

                                0=link/activity          1=link1000/activity

                                2=link100/activity       3=link10/activity

                                4=link100/1000/activity  5=link10/1000/activity

                                6=link10/100/activity    14=off    15=on



        eth_led1                Set mode of LED1 (usually green) (default

                                "6"). See eth_led0 for legal values.



        i2c_arm                 Set to "on" to enable the ARM's i2c interface

                                (default "off")