zynq-reset.txt (1385B)
1Xilinx Zynq Reset Manager 2 3The Zynq AP-SoC has several different resets. 4 5See Chapter 26 of the Zynq TRM (UG585) for more information about Zynq resets. 6 7Required properties: 8- compatible: "xlnx,zynq-reset" 9- reg: SLCR offset and size taken via syscon <0x200 0x48> 10- syscon: <&slcr> 11 This should be a phandle to the Zynq's SLCR registers. 12- #reset-cells: Must be 1 13 14The Zynq Reset Manager needs to be a childnode of the SLCR. 15 16Example: 17 rstc: rstc@200 { 18 compatible = "xlnx,zynq-reset"; 19 reg = <0x200 0x48>; 20 #reset-cells = <1>; 21 syscon = <&slcr>; 22 }; 23 24Reset outputs: 25 0 : soft reset 26 32 : ddr reset 27 64 : topsw reset 28 96 : dmac reset 29 128: usb0 reset 30 129: usb1 reset 31 160: gem0 reset 32 161: gem1 reset 33 164: gem0 rx reset 34 165: gem1 rx reset 35 166: gem0 ref reset 36 167: gem1 ref reset 37 192: sdio0 reset 38 193: sdio1 reset 39 196: sdio0 ref reset 40 197: sdio1 ref reset 41 224: spi0 reset 42 225: spi1 reset 43 226: spi0 ref reset 44 227: spi1 ref reset 45 256: can0 reset 46 257: can1 reset 47 258: can0 ref reset 48 259: can1 ref reset 49 288: i2c0 reset 50 289: i2c1 reset 51 320: uart0 reset 52 321: uart1 reset 53 322: uart0 ref reset 54 323: uart1 ref reset 55 352: gpio reset 56 384: lqspi reset 57 385: qspi ref reset 58 416: smc reset 59 417: smc ref reset 60 448: ocm reset 61 512: fpga0 out reset 62 513: fpga1 out reset 63 514: fpga2 out reset 64 515: fpga3 out reset 65 544: a9 reset 0 66 545: a9 reset 1 67 552: peri reset 68