clock-output-names = "armpll", "ddrpll", "iopll", "cpu_6or4x", "cpu_3or2x", "cpu_2x", "cpu_1x", "ddr2x", "ddr3x", "dci", "lqspi", "smc", "pcap", "gem0", "gem1", "fclk0", "fclk1", "fclk2", "fclk3", "can0", "can1", "sdio0", "sdio1", "uart0"...
xlnx,ptp-enet-clock = ; mdio { #address-cells = ; #size-cells = ; phy@0 { compatible = "marvell,88e1111"; device_type = "ethernet-phy"; reg = ; linux,phandle = ; phandle = ; }; }; }; 当对dts修改完成后,再次使用dtc工具编译产生devicetree.dtb即可 五、文件系统设置 文件系统一般...
clock-output-names = "armpll", "ddrpll", "iopll", "cpu_6or4x", "cpu_3or2x", "cpu_2x", "cpu_1x", "ddr2x", "ddr3x", "dci", "lqspi", "smc", "pcap", "gem0", "gem1", "fclk0", "fclk1", "fclk2", "fclk3", "can0", "can1", "sdio0", "sdio1", "uart0"...
MIO配置,添加外设,这里添加了一个以太网ENET0,一个USB0,SD0 和SD1分别是连接到SD卡和eMMC,UART1被选中,它将被作为linux系统基本串口登录 Clock配置,修改IO上的外设时钟 DDR配置,修改为PS上接入的内存 1.2 - 加个AXI-GPIO 添加一个AXI GPIO IP核,用来控制板上的4个LED。将其GPIO设置为4bit地址宽度,设置GPIO...
1) 在Clock Configuration界面,Input Clocks窗口配置参考时钟,其中PSS_REF_CLOCK为ARM的参考时钟默认为33.333MHz;PCIe选择Ref Clk0,100MHz;Display Port选择Ref Clk2,27MHz;USB0选择Ref Clk1,26MHz。 2) 在Output Clocks窗口,如果不是IOPLL,改成IOPLL,保持一致,用同样的PLL ...
Clock, reset, and configuration JTAG interfaces(参考IEEE Std 1149.1) Multiplexed I/O (MIO) PS GTR serial channels DDR I/O 其对外接口主要包括GTR、DDR和MIO接口。除了GTR信号外,所有其他的PS外设均可通过EMIO布线到PL端。 2.1、PS端DDR接口
接口设置 GPIO中使能EMIO 使用GEM0驱动器, 输出到EMIO中 取消ZCU111工程默认使能的接口, 包括URAT1 时钟设置 Output clk → LPD clk → PL Fabric clk 设置向PL输出时钟为50MHz(这个时钟为1G/2.5G Ethernet PCS/PMA or SGMII提供独立时钟, 如下图不同的independent_clock_bufg对应IP工作在1G模式或者2.5G模式)...
从互联矩阵来看,总共 4 个 lane 被几个高速接口共用,最多支持 4 个高速接口。例如上面我们选用了 GEM3 作为以太网接口,那么这里 USB 只能选 Lane0~Lane2 https://www.cnblogs.com/pwl999/p/15535078.html) PCIe 2.2 时钟配置 input clock 系统总共有5个 PLL, 时钟结构如下 ...
gem0: ethernet@e000b000 { compatible = "cdns,gem"; reg = <0xe000b000 0x1000>; status = "disabled"; interrupt-parent = <&gic>; interrupts = <0 22 4>; clocks = <&clkc 30>, <&clkc 30>, <&clkc 13>; clock-names = "pclk", "hclk", "tx_clk"; #address-cells = <1>;...
compatible = "cdns,zynq-gem", "cdns,gem"; status = "okay"; phy-mode = "rgmii-id"; xlnx,ptp-enet-clock = <0x69f6bcb>; local-mac-address = [00 0a 35 00 1e 53]; }; 4 BSP总体测试 在基于XC7Z010的硬件平台中对BSP进行总体测试,设备上电后,处理器自动执行片内BootROM中的代码,初始...