C++ (Cpp) PRCM_PLL_CTRL_LDO_OUT_L Beispiele

Beispiel #1

Datei: clock_sun6i.c Projekt: Philippe12/u-boot-sunxi

void clock_init_safe(void)
{
	struct sunxi_ccm_reg * const ccm =
		(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;

#if !defined(CONFIG_MACH_SUN8I_H3) && !defined(CONFIG_MACH_SUN50I)
	struct sunxi_prcm_reg * const prcm =
		(struct sunxi_prcm_reg *)SUNXI_PRCM_BASE;

	/* Set PLL ldo voltage without this PLL6 does not work properly */
	clrsetbits_le32(&prcm->pll_ctrl1, PRCM_PLL_CTRL_LDO_KEY_MASK,
			PRCM_PLL_CTRL_LDO_KEY);
	clrsetbits_le32(&prcm->pll_ctrl1, ~PRCM_PLL_CTRL_LDO_KEY_MASK,
		PRCM_PLL_CTRL_LDO_DIGITAL_EN | PRCM_PLL_CTRL_LDO_ANALOG_EN |
		PRCM_PLL_CTRL_EXT_OSC_EN | PRCM_PLL_CTRL_LDO_OUT_L(1140));
	clrbits_le32(&prcm->pll_ctrl1, PRCM_PLL_CTRL_LDO_KEY_MASK);
#endif

	clock_set_pll1(408000000);

	writel(PLL6_CFG_DEFAULT, &ccm->pll6_cfg);
	while (!(readl(&ccm->pll6_cfg) & CCM_PLL6_CTRL_LOCK))
		;

	writel(AHB1_ABP1_DIV_DEFAULT, &ccm->ahb1_apb1_div);

	writel(MBUS_CLK_DEFAULT, &ccm->mbus0_clk_cfg);
	if (IS_ENABLED(CONFIG_MACH_SUN6I))
		writel(MBUS_CLK_DEFAULT, &ccm->mbus1_clk_cfg);
}

Beispiel #2

Datei: clock_sun6i.c Projekt: 150balbes/Amlogic_S905-u-boot

void clock_init_safe(void)
{
	struct sunxi_ccm_reg * const ccm =
		(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
	struct sunxi_prcm_reg * const prcm =
		(struct sunxi_prcm_reg *)SUNXI_PRCM_BASE;

	/* Set PLL ldo voltage without this PLL6 does not work properly */
	clrsetbits_le32(&prcm->pll_ctrl1, PRCM_PLL_CTRL_LDO_KEY_MASK,
			PRCM_PLL_CTRL_LDO_KEY);
	clrsetbits_le32(&prcm->pll_ctrl1, ~PRCM_PLL_CTRL_LDO_KEY_MASK,
		PRCM_PLL_CTRL_LDO_DIGITAL_EN | PRCM_PLL_CTRL_LDO_ANALOG_EN |
		PRCM_PLL_CTRL_EXT_OSC_EN | PRCM_PLL_CTRL_LDO_OUT_L(1140));
	clrbits_le32(&prcm->pll_ctrl1, PRCM_PLL_CTRL_LDO_KEY_MASK);

	clock_set_pll1(408000000);

	writel(AHB1_ABP1_DIV_DEFAULT, &ccm->ahb1_apb1_div);

	writel(PLL6_CFG_DEFAULT, &ccm->pll6_cfg);

	writel(MBUS_CLK_DEFAULT, &ccm->mbus0_clk_cfg);
	writel(MBUS_CLK_DEFAULT, &ccm->mbus1_clk_cfg);
}