From d72b4415011e3b5949bf03973ac633d2e36bad0d Mon Sep 17 00:00:00 2001 From: Javier Martinez Canillas Date: Wed, 17 Apr 2013 18:32:09 +0200 Subject: ARM: dts: omap3-igep0020: Add SMSC911x LAN chip support The IGEPv2 board has an SMSC LAN9221i ethernet chip connected to the OMAP3 processor though the General-Purpose Memory Controller. This patch adds a device node for the ethernet chip as a GPMC child and all its dependencies (regulators, GPIO and pin muxs). Signed-off-by: Javier Martinez Canillas Signed-off-by: Benoit Cousson --- arch/arm/boot/dts/omap3-igep0020.dts | 53 ++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) (limited to 'arch/arm/boot/dts/omap3-igep0020.dts') diff --git a/arch/arm/boot/dts/omap3-igep0020.dts b/arch/arm/boot/dts/omap3-igep0020.dts index e2b98490cc9a..4bac32e77be4 100644 --- a/arch/arm/boot/dts/omap3-igep0020.dts +++ b/arch/arm/boot/dts/omap3-igep0020.dts @@ -40,6 +40,18 @@ gpios = <&twl_gpio 19 1>; }; }; + + vddvario: regulator-vddvario { + compatible = "regulator-fixed"; + regulator-name = "vddvario"; + regulator-always-on; + }; + + vdd33a: regulator-vdd33a { + compatible = "regulator-fixed"; + regulator-name = "vdd33a"; + regulator-always-on; + }; }; &i2c3 { @@ -54,3 +66,44 @@ reg = <0x50>; }; }; + +&gpmc { + ranges = <5 0 0x2c000000 0x1000000>; + ethernet@5,0 { + pinctrl-names = "default"; + pinctrl-0 = <&smsc911x_pins>; + compatible = "smsc,lan9221", "smsc,lan9115"; + reg = <5 0 0xff>; + bank-width = <2>; + + gpmc,mux-add-data; + gpmc,cs-on-ns = <0>; + gpmc,cs-rd-off-ns = <186>; + gpmc,cs-wr-off-ns = <186>; + gpmc,adv-on-ns = <12>; + gpmc,adv-rd-off-ns = <48>; + gpmc,adv-wr-off-ns = <48>; + gpmc,oe-on-ns = <54>; + gpmc,oe-off-ns = <168>; + gpmc,we-on-ns = <54>; + gpmc,we-off-ns = <168>; + gpmc,rd-cycle-ns = <186>; + gpmc,wr-cycle-ns = <186>; + gpmc,access-ns = <114>; + gpmc,page-burst-access-ns = <6>; + gpmc,bus-turnaround-ns = <12>; + gpmc,cycle2cycle-delay-ns = <18>; + gpmc,wr-data-mux-bus-ns = <90>; + gpmc,wr-access-ns = <186>; + gpmc,cycle2cycle-samecsen; + gpmc,cycle2cycle-diffcsen; + + interrupt-parent = <&gpio6>; + interrupts = <16 8>; + vmmc-supply = <&vddvario>; + vmmc_aux-supply = <&vdd33a>; + reg-io-width = <4>; + + smsc,save-mac-address; + }; +}; -- cgit v1.2.3