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      1 // SPDX-License-Identifier: GPL-2.0
      2 /*
      3  * Common features on the Zoom debug board
      4  */
      5 
      6 #include "omap-gpmc-smsc911x.dtsi"
      7 
      8 &gpmc {
      9 	ranges = <3 0 0x10000000 0x1000000>,	/* CS3: 16MB for UART */
     10 		 <7 0 0x2c000000 0x01000000>;
     11 
     12 	/*
     13 	 * Four port TL16CP754C serial port on GPMC,
     14 	 * they probably share the same GPIO IRQ
     15 	 * REVISIT: Add timing support from slls644g.pdf
     16 	 */
     17 	serial@3,0 {
     18 		compatible = "ns16550a";
     19 		reg = <3 0 8>;	/* CS3, offset 0, IO size 8 */
     20 		bank-width = <2>;
     21 		reg-shift = <1>;
     22 		reg-io-width = <1>;
     23 		interrupt-parent = <&gpio4>;
     24 		interrupts = <6 IRQ_TYPE_EDGE_RISING>;	/* gpio102 */
     25 		clock-frequency = <1843200>;
     26 		current-speed = <115200>;
     27 		gpmc,mux-add-data = <0>;
     28 		gpmc,device-width = <1>;
     29 		gpmc,wait-pin = <1>;
     30 		gpmc,cycle2cycle-samecsen;
     31 		gpmc,cycle2cycle-diffcsen;
     32 		gpmc,cs-on-ns = <5>;
     33 		gpmc,cs-rd-off-ns = <155>;
     34 		gpmc,cs-wr-off-ns = <155>;
     35 		gpmc,adv-on-ns = <15>;
     36 		gpmc,adv-rd-off-ns = <40>;
     37 		gpmc,adv-wr-off-ns = <40>;
     38 		gpmc,oe-on-ns = <45>;
     39 		gpmc,oe-off-ns = <145>;
     40 		gpmc,we-on-ns = <45>;
     41 		gpmc,we-off-ns = <145>;
     42 		gpmc,rd-cycle-ns = <155>;
     43 		gpmc,wr-cycle-ns = <155>;
     44 		gpmc,access-ns = <145>;
     45 		gpmc,page-burst-access-ns = <20>;
     46 		gpmc,bus-turnaround-ns = <20>;
     47 		gpmc,cycle2cycle-delay-ns = <20>;
     48 		gpmc,wait-monitoring-ns = <0>;
     49 		gpmc,clk-activation-ns = <0>;
     50 		gpmc,wr-data-mux-bus-ns = <45>;
     51 		gpmc,wr-access-ns = <145>;
     52 	};
     53 	serial@3,1 {
     54 		compatible = "ns16550a";
     55 		reg = <3 0x100 8>;	/* CS3, offset 0x100, IO size 8 */
     56 		bank-width = <2>;
     57 		reg-shift = <1>;
     58 		reg-io-width = <1>;
     59 		interrupt-parent = <&gpio4>;
     60 		interrupts = <6 IRQ_TYPE_EDGE_RISING>;	/* gpio102 */
     61 		clock-frequency = <1843200>;
     62 		current-speed = <115200>;
     63 	};
     64 	serial@3,2 {
     65 		compatible = "ns16550a";
     66 		reg = <3 0x200 8>;	/* CS3, offset 0x200, IO size 8 */
     67 		bank-width = <2>;
     68 		reg-shift = <1>;
     69 		reg-io-width = <1>;
     70 		interrupt-parent = <&gpio4>;
     71 		interrupts = <6 IRQ_TYPE_EDGE_RISING>;	/* gpio102 */
     72 		clock-frequency = <1843200>;
     73 		current-speed = <115200>;
     74 	};
     75 	serial@3,3 {
     76 		compatible = "ns16550a";
     77 		reg = <3 0x300 8>;	/* CS3, offset 0x300, IO size 8 */
     78 		bank-width = <2>;
     79 		reg-shift = <1>;
     80 		reg-io-width = <1>;
     81 		interrupt-parent = <&gpio4>;
     82 		interrupts = <6 IRQ_TYPE_EDGE_RISING>;	/* gpio102 */
     83 		clock-frequency = <1843200>;
     84 		current-speed = <115200>;
     85 	};
     86 
     87 	ethernet@gpmc {
     88 		reg = <7 0 0xff>;
     89 		interrupt-parent = <&gpio5>;
     90 		interrupts = <30 IRQ_TYPE_LEVEL_LOW>;	/* gpio158 */
     91 	};
     92 };
     93