1 2IBM Akebono board device tree 3============================= 4 5The IBM Akebono board is a development board for the PPC476GTR SoC. 6 70) The root node 8 9 Required properties: 10 11 - model : "ibm,akebono". 12 - compatible : "ibm,akebono" , "ibm,476gtr". 13 141.a) The Secure Digital Host Controller Interface (SDHCI) node 15 16 Represent the Secure Digital Host Controller Interfaces. 17 18 Required properties: 19 20 - compatible : should be "ibm,476gtr-sdhci","generic-sdhci". 21 - reg : should contain the SDHCI registers location and length. 22 - interrupts : should contain the SDHCI interrupt. 23 241.b) The Advanced Host Controller Interface (AHCI) SATA node 25 26 Represents the advanced host controller SATA interface. 27 28 Required properties: 29 30 - compatible : should be "ibm,476gtr-ahci". 31 - reg : should contain the AHCI registers location and length. 32 - interrupts : should contain the AHCI interrupt. 33 341.c) The FPGA node 35 36 The Akebono board stores some board information such as the revision 37 number in an FPGA which is represented by this node. 38 39 Required properties: 40 41 - compatible : should be "ibm,akebono-fpga". 42 - reg : should contain the FPGA registers location and length. 43 441.d) The AVR node 45 46 The Akebono board has an Atmel AVR microprocessor attached to the I2C 47 bus as a power controller for the board. 48 49 Required properties: 50 51 - compatible : should be "ibm,akebono-avr". 52 - reg : should contain the I2C bus address for the AVR. 53