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kernel/linux-rt-4.4.41/arch/arm/boot/dts/omap-zoom-common.dtsi 2.35 KB
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  /*
   * Common features on the Zoom debug board
   */
  
  #include "omap-gpmc-smsc911x.dtsi"
  
  &gpmc {
  	ranges = <3 0 0x10000000 0x1000000>,	/* CS3: 16MB for UART */
  		 <7 0 0x2c000000 0x01000000>;
  
  	/*
  	 * Four port TL16CP754C serial port on GPMC,
  	 * they probably share the same GPIO IRQ
  	 * REVISIT: Add timing support from slls644g.pdf
  	 */
  	uart@3,0 {
  		compatible = "ns16550a";
  		reg = <3 0 8>;	/* CS3, offset 0, IO size 8 */
  		bank-width = <2>;
  		reg-shift = <1>;
  		reg-io-width = <1>;
  		interrupt-parent = <&gpio4>;
  		interrupts = <6 IRQ_TYPE_EDGE_RISING>;	/* gpio102 */
  		clock-frequency = <1843200>;
  		current-speed = <115200>;
  		gpmc,mux-add-data = <0>;
  		gpmc,device-width = <1>;
  		gpmc,wait-pin = <1>;
  		gpmc,cycle2cycle-samecsen = <1>;
  		gpmc,cycle2cycle-diffcsen = <1>;
  		gpmc,cs-on-ns = <5>;
  		gpmc,cs-rd-off-ns = <155>;
  		gpmc,cs-wr-off-ns = <155>;
  		gpmc,adv-on-ns = <15>;
  		gpmc,adv-rd-off-ns = <40>;
  		gpmc,adv-wr-off-ns = <40>;
  		gpmc,oe-on-ns = <45>;
  		gpmc,oe-off-ns = <145>;
  		gpmc,we-on-ns = <45>;
  		gpmc,we-off-ns = <145>;
  		gpmc,rd-cycle-ns = <155>;
  		gpmc,wr-cycle-ns = <155>;
  		gpmc,access-ns = <145>;
  		gpmc,page-burst-access-ns = <20>;
  		gpmc,bus-turnaround-ns = <20>;
  		gpmc,cycle2cycle-delay-ns = <20>;
  		gpmc,wait-monitoring-ns = <0>;
  		gpmc,clk-activation-ns = <0>;
  		gpmc,wr-data-mux-bus-ns = <45>;
  		gpmc,wr-access-ns = <145>;
  	};
  	uart@3,1 {
  		compatible = "ns16550a";
  		reg = <3 0x100 8>;	/* CS3, offset 0x100, IO size 8 */
  		bank-width = <2>;
  		reg-shift = <1>;
  		reg-io-width = <1>;
  		interrupt-parent = <&gpio4>;
  		interrupts = <6 IRQ_TYPE_EDGE_RISING>;	/* gpio102 */
  		clock-frequency = <1843200>;
  		current-speed = <115200>;
  	};
  	uart@3,2 {
  		compatible = "ns16550a";
  		reg = <3 0x200 8>;	/* CS3, offset 0x200, IO size 8 */
  		bank-width = <2>;
  		reg-shift = <1>;
  		reg-io-width = <1>;
  		interrupt-parent = <&gpio4>;
  		interrupts = <6 IRQ_TYPE_EDGE_RISING>;	/* gpio102 */
  		clock-frequency = <1843200>;
  		current-speed = <115200>;
  	};
  	uart@3,3 {
  		compatible = "ns16550a";
  		reg = <3 0x300 8>;	/* CS3, offset 0x300, IO size 8 */
  		bank-width = <2>;
  		reg-shift = <1>;
  		reg-io-width = <1>;
  		interrupt-parent = <&gpio4>;
  		interrupts = <6 IRQ_TYPE_EDGE_RISING>;	/* gpio102 */
  		clock-frequency = <1843200>;
  		current-speed = <115200>;
  	};
  
  	ethernet@gpmc {
  		reg = <7 0 0xff>;
  		interrupt-parent = <&gpio5>;
  		interrupts = <30 IRQ_TYPE_LEVEL_LOW>;	/* gpio158 */
  	};
  };