linux-zen-server/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi

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2023-08-30 17:53:23 +02:00
// SPDX-License-Identifier: GPL-2.0
/*
* Common file for GPMC connected smsc9221 on omaps
*
* Compared to smsc911x, smsc9221 (and others like smsc9217
* or smsc 9218) has faster timings, leading to higher
* bandwidth.
*
* Note that the board specifc DTS file needs to specify
* ranges, pinctrl, reg, interrupt parent and interrupts.
*/
/ {
vddvario: regulator-vddvario {
compatible = "regulator-fixed";
regulator-name = "vddvario";
regulator-always-on;
};
vdd33a: regulator-vdd33a {
compatible = "regulator-fixed";
regulator-name = "vdd33a";
regulator-always-on;
};
};
&gpmc {
ethernet@gpmc {
compatible = "smsc,lan9221","smsc,lan9115";
bank-width = <2>;
gpmc,mux-add-data = <0>;
gpmc,cs-on-ns = <0>;
gpmc,cs-rd-off-ns = <42>;
gpmc,cs-wr-off-ns = <36>;
gpmc,adv-on-ns = <6>;
gpmc,adv-rd-off-ns = <12>;
gpmc,adv-wr-off-ns = <12>;
gpmc,oe-on-ns = <0>;
gpmc,oe-off-ns = <42>;
gpmc,we-on-ns = <0>;
gpmc,we-off-ns = <36>;
gpmc,rd-cycle-ns = <60>;
gpmc,wr-cycle-ns = <54>;
gpmc,access-ns = <36>;
gpmc,page-burst-access-ns = <0>;
gpmc,bus-turnaround-ns = <0>;
gpmc,cycle2cycle-delay-ns = <0>;
gpmc,wr-data-mux-bus-ns = <18>;
gpmc,wr-access-ns = <42>;
gpmc,cycle2cycle-samecsen;
gpmc,cycle2cycle-diffcsen;
vddvario-supply = <&vddvario>;
vdd33a-supply = <&vdd33a>;
reg-io-width = <4>;
smsc,save-mac-address;
};
};