57 lines · plain
1* Altera Arria10 Development Kit System Resource Chip2 3Required parent device properties:4- compatible : "altr,a10sr"5- spi-max-frequency : Maximum SPI frequency.6- reg : The SPI Chip Select address for the Arria107 System Resource chip8- interrupts : The interrupt line the device is connected to.9- interrupt-controller : Marks the device node as an interrupt controller.10- #interrupt-cells : The number of cells to describe an IRQ, should be 2.11 The first cell is the IRQ number.12 The second cell is the flags, encoded as trigger13 masks from ../interrupt-controller/interrupts.txt.14 15The A10SR consists of these sub-devices:16 17Device Description18------ ----------19a10sr_gpio GPIO Controller20a10sr_rst Reset Controller21 22Arria10 GPIO23Required Properties:24- compatible : Should be "altr,a10sr-gpio"25- gpio-controller : Marks the device node as a GPIO Controller.26- #gpio-cells : Should be two. The first cell is the pin number and27 the second cell is used to specify flags.28 See ../gpio/gpio.txt for more information.29 30Arria10 Peripheral PHY Reset31Required Properties:32- compatible : Should be "altr,a10sr-reset"33- #reset-cells : Should be one.34 35Example:36 37 resource-manager@0 {38 compatible = "altr,a10sr";39 reg = <0>;40 spi-max-frequency = <100000>;41 interrupt-parent = <&portb>;42 interrupts = <5 IRQ_TYPE_LEVEL_LOW>;43 interrupt-controller;44 #interrupt-cells = <2>;45 46 a10sr_gpio: gpio-controller {47 compatible = "altr,a10sr-gpio";48 gpio-controller;49 #gpio-cells = <2>;50 };51 52 a10sr_rst: reset-controller {53 compatible = "altr,a10sr-reset";54 #reset-cells = <1>;55 };56 };57