C++ (Cpp) sprd_greg_write示例

示例#1

文件： usb_hw.c 项目： dhs-shine/sprd_project

void usb_phy_init(struct platform_device *_dev)
{
#ifdef CONFIG_USB_CORE_IP_293A
#if defined(CONFIG_ARCH_SCX35)
	/*shark and dolphin are the same value with SPRD ref phone*/
#ifdef CONFIG_OF
	struct device_node *np = _dev->dev.of_node;

	if (of_property_read_u32(np, "tune_value", &tune_from_uboot))
	{
		pr_info("read tune_value error\n");
		return -ENODEV;
	}
	pr_info("Usb_hw.c: [%s]usb phy tune from uboot: 0x%x\n", __FUNCTION__, tune_from_uboot);
#endif

	__raw_writel(tune_from_uboot,REG_AP_APB_USB_PHY_TUNE);

	//sci_glb_set(REG_AP_APB_USB_PHY_TUNE,BIT(9)|BIT(10)|BIT(11)|BIT(20));
#else
		/*
		* tiger PHY reg is different with previous ,
		*7710 has the same core IP with tiger,but PHY reg also diff
		*/
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(11), USB_PHY_CTRL);
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(10), USB_PHY_CTRL);
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(20), USB_PHY_CTRL);
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(9), USB_PHY_CTRL);
        sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(8), USB_PHY_CTRL);
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(13), USB_PHY_CTRL);
	sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(12), USB_PHY_CTRL);
        sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(15)|BIT(14), USB_PHY_CTRL);
#endif
#else
    if (sprd_greg_read(REG_TYPE_AHB_GLOBAL,CHIP_ID) == CHIP_ID_8810S){
                /*SMIC chip id == 0x88100001*/
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(3)|BIT(2), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(1) | BIT(0), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(9), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(16), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(17), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(13), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL, BIT(12), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(15)|BIT(14), USB_PHY_CTRL);
                sprd_greg_write(REG_TYPE_AHB_GLOBAL,0x28,USB_SPR_REG);
        }else{
                /*
                 * config usb phy controller
                 */
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(8), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(17), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(16), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(13)|BIT(12), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(15)|BIT(14), USB_PHY_CTRL);
        }
#endif
}

示例#2

文件： dcdc_cal.c 项目： 123vipulj/BeastPro-Kernel-Samsung-StarPro

int mpll_calibrate(int cpu_freq)
{
	u32 val = 0;
	unsigned long flags;
	BUG_ON(cpu_freq != 1200);	/* only upgrade 1.2G */
	cpu_freq /= 4;
	flags = hw_local_irq_save();
	val = sprd_greg_read(REG_TYPE_GLOBAL, GR_MPLL_MN);
	if ((val & 0x7ff) == cpu_freq)
		goto exit;
	val = (val & ~0x7ff) | cpu_freq;
	sprd_greg_set_bits(REG_TYPE_GLOBAL, BIT(9), GR_GEN1);	/* mpll unlock */
	sprd_greg_write(REG_TYPE_GLOBAL, val, GR_MPLL_MN);
	sprd_greg_clear_bits(REG_TYPE_GLOBAL, BIT(9), GR_GEN1);
exit:
	hw_local_irq_restore(flags);
	debug("%s 0x%08x\n", __FUNCTION__, val);
	return 0;
}

示例#3

文件： usb_hw.c 项目： abgoyal/alcatel_ot_4020D_kernel

void usb_phy_init(void)
{
#ifdef CONFIG_USB_CORE_IP_293A
		/*
		* tiger PHY reg is different with previous ,
		*7710 has the same core IP with tiger,but PHY reg also diff
		*/
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(11), USB_PHY_CTRL);
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(10), USB_PHY_CTRL);
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(20), USB_PHY_CTRL);
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(9), USB_PHY_CTRL);
        sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(8), USB_PHY_CTRL);
        sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(13), USB_PHY_CTRL);
		sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(12), USB_PHY_CTRL);
        sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(15)|BIT(14), USB_PHY_CTRL);
#else
    if (sprd_greg_read(REG_TYPE_AHB_GLOBAL,CHIP_ID) == CHIP_ID_8810S){
                /*SMIC chip id == 0x88100001*/
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(3)|BIT(2), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(1) | BIT(0), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(9), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(16), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(17), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(13), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL, BIT(12), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(15)|BIT(14), USB_PHY_CTRL);
                sprd_greg_write(REG_TYPE_AHB_GLOBAL,0x28,USB_SPR_REG);
        }else{
                /*
                 * config usb phy controller
                 */
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(8), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(17), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(16), USB_PHY_CTRL);
                sprd_greg_clear_bits(REG_TYPE_AHB_GLOBAL,BIT(13)|BIT(12), USB_PHY_CTRL);
                sprd_greg_set_bits(REG_TYPE_AHB_GLOBAL,BIT(15)|BIT(14), USB_PHY_CTRL);
        }
#endif
}