PCICLK1 PCICLK2 PCICLK3 PCICLK4 Vddq3 CPUCLK3 Vss BLOCK DIAGRAM SDRAM0 SDRAM1 Vddq3 Buffers 3 REF0,1,2 IOAPIC0 Xin PCICLK5 Vss SDRAM2 SDRAM3 Vss REF OSC Vddq2 Xout SEL Buffer Vddq2 Vddq3 SDATA SDCLK SDATA SDCLK Vddq3 SDRAM4...
clk clocksource comedi connector counter cpufreq cpuidle crypto cxl dax dca devfreq dio dma-buf dma dpll edac eisa extcon firewire firmware fpga fsi gnss gpio gpu greybus hid hsi hte hv hwmon hwspinlock hwtracing i2c i3c idle iio infiniband input interconnect iommu ipack irqchip isdn leds ma...
LRADC主要特点如下: 在未开启除 2 电路时,其量程为 0~1.85V,开启除 2 电路时,量程为 0~3.7V,有寄存器可配置是否开启 LRADC内部参考电压 1.85V LRADC 主时钟为24MHz,可以配置4/6/8/12分频,采样率=CLK/16 LRADC配置流程如下: ADC复位——配置时钟——配置采样率、采集次数、数据长度等参数——配置中断、清...
static void ar934x_hs_uart_get_scale_step(unsigned int clk, unsigned int baud, unsigned int *scale, unsigned int *step) { unsigned int tscale; long min_diff;*scale = 0; *step = 0;min_diff = baud; for (tscale = 0; tscale < AR934X_HS_UART_MAX_SCALE; t...
err =0; out:returnerr; out_iounmap: of_iounmap(&op->resource[0], p->regs,sizeof(u8)); out_free: kfree(p);gotoout; } 开发者ID:Medvedroid,项目名称:OT_903D-kernel-2.6.35.7,代码行数:65,代码来源:display7seg.c 示例3: at32_wdt_probe ...
3.2NMIR的程序设计 modulefjk(nmir,clnmir,stnmir,iurest,clk); inputclk,stnmir,iurest;输入信号说明 74科技资讯SCIENCE&TECHNOLO0YINFOHMArION outputnmir;输出信号明 regnmir,l;中间信号说明 always@(posedgeclk) begin if(iumst-=1) nmir-0;elsebegin if((stnmir一一1)&&(clnmir=-o)) nmir一1;...
unsignedlongtcfg1;structclk *clk_p; unsignedlongpclk;//设置GPD0_2为PWM输出s3c_gpio_cfgpin(S5PV210_GPD0(2), S3C_GPIO_SFN(2)); tcon=__raw_readl(S3C2410_TCON); tcfg1=__raw_readl(S3C2410_TCFG1);//mux = 1/16tcfg1 &= ~(0xf<<8); ...
其中设备资源的获取(platform_get_resource),如IO内存、IO端口、中断号,申请(request),物理地址到虚拟地址的映射(ioremap),misc_device的注册(misc_register),时钟的获取(clk_get)及使能(clk_enable)都是在probe函数里实现的,probe函数是在platform_driver注册,或者新设备添加时,platform_device和platform_driver匹配(...
这里不再重复设置// Timer0输入频率Finput=pclk/(prescaler1+1)/MUX1// =66M/16/16// TCFG0 = tcnt = (pclk/16/16)/freq;// PWM0输出频率Foutput =Finput/TCFG0= freqstaticvoidPWM_Set_Freq(unsignedlongfreq){unsignedlongtcon;unsignedlongtcnt;unsignedlongtcfg1;structclk*clk_p;unsignedlongpclk...
其中设备资源的获取(platform_get_resource),如IO内存、IO端口、中断号,申请(request),物理地址到虚拟地址的映射(ioremap),misc_device的注册(misc_register),时钟的获取(clk_get)及使能(clk_enable)都是在probe函数里实现的,probe函数是在platform_driver注册,或者新设备添加时,platform_device和platform_driver匹配(...