Esempio n. 1
0
/* register exynos5420 clocks */
void __init exynos5420_clk_init(struct device_node *np)
{
	void __iomem *reg_base;
	struct clk *apll, *bpll, *cpll, *dpll, *epll, *ipll, *kpll, *mpll;
	struct clk *rpll, *spll, *vpll;

	if (np) {
		reg_base = of_iomap(np, 0);
		if (!reg_base)
			panic("%s: failed to map registers\n", __func__);
	} else {
		panic("%s: unable to determine soc\n", __func__);
	}

	samsung_clk_init(np, reg_base, nr_clks,
			exynos5420_clk_regs, ARRAY_SIZE(exynos5420_clk_regs),
			NULL, 0);
	samsung_clk_of_register_fixed_ext(exynos5420_fixed_rate_ext_clks,
			ARRAY_SIZE(exynos5420_fixed_rate_ext_clks),
			ext_clk_match);

	apll = samsung_clk_register_pll35xx("fout_apll", "fin_pll",
			reg_base + 0x100);
	bpll = samsung_clk_register_pll35xx("fout_bpll", "fin_pll",
			reg_base + 0x20110);
	cpll = samsung_clk_register_pll35xx("fout_cpll", "fin_pll",
			reg_base + 0x10120);
	dpll = samsung_clk_register_pll35xx("fout_dpll", "fin_pll",
			reg_base + 0x10128);
	epll = samsung_clk_register_pll36xx("fout_epll", "fin_pll",
			reg_base + 0x10130);
	ipll = samsung_clk_register_pll35xx("fout_ipll", "fin_pll",
			reg_base + 0x10150);
	kpll = samsung_clk_register_pll35xx("fout_kpll", "fin_pll",
			reg_base + 0x28100);
	mpll = samsung_clk_register_pll35xx("fout_mpll", "fin_pll",
			reg_base + 0x10180);
	rpll = samsung_clk_register_pll36xx("fout_rpll", "fin_pll",
			reg_base + 0x10140);
	spll = samsung_clk_register_pll35xx("fout_spll", "fin_pll",
			reg_base + 0x10160);
	vpll = samsung_clk_register_pll35xx("fout_vpll", "fin_pll",
			reg_base + 0x10170);

	samsung_clk_register_fixed_rate(exynos5420_fixed_rate_clks,
			ARRAY_SIZE(exynos5420_fixed_rate_clks));
	samsung_clk_register_fixed_factor(exynos5420_fixed_factor_clks,
			ARRAY_SIZE(exynos5420_fixed_factor_clks));
	samsung_clk_register_mux(exynos5420_mux_clks,
			ARRAY_SIZE(exynos5420_mux_clks));
	samsung_clk_register_div(exynos5420_div_clks,
			ARRAY_SIZE(exynos5420_div_clks));
	samsung_clk_register_gate(exynos5420_gate_clks,
			ARRAY_SIZE(exynos5420_gate_clks));
}
/* register exynox5250 clocks */
void __init exynos5250_clk_init(struct device_node *np)
{
	void __iomem *reg_base;
	struct clk *apll, *mpll, *epll, *vpll, *bpll, *gpll, *cpll;

	if (np) {
		reg_base = of_iomap(np, 0);
		if (!reg_base)
			panic("%s: failed to map registers\n", __func__);
	} else {
		panic("%s: unable to determine soc\n", __func__);
	}

	samsung_clk_init(np, reg_base, nr_clks,
			exynos5250_clk_regs, ARRAY_SIZE(exynos5250_clk_regs),
			NULL, 0);
	samsung_clk_of_register_fixed_ext(exynos5250_fixed_rate_ext_clks,
			ARRAY_SIZE(exynos5250_fixed_rate_ext_clks),
			ext_clk_match);

	apll = samsung_clk_register_pll35xx("fout_apll", "fin_pll",
			reg_base + 0x100);
	mpll = samsung_clk_register_pll35xx("fout_mpll", "fin_pll",
			reg_base + 0x4100);
	bpll = samsung_clk_register_pll35xx("fout_bpll", "fin_pll",
			reg_base + 0x20110);
	gpll = samsung_clk_register_pll35xx("fout_gpll", "fin_pll",
			reg_base + 0x10150);
	cpll = samsung_clk_register_pll35xx("fout_cpll", "fin_pll",
			reg_base + 0x10120);
	epll = samsung_clk_register_pll36xx("fout_epll", "fin_pll",
			reg_base + 0x10130);
	vpll = samsung_clk_register_pll36xx("fout_vpll", "mout_vpllsrc",
			reg_base + 0x10140);

	samsung_clk_register_fixed_rate(exynos5250_fixed_rate_clks,
			ARRAY_SIZE(exynos5250_fixed_rate_clks));
	samsung_clk_register_fixed_factor(exynos5250_fixed_factor_clks,
			ARRAY_SIZE(exynos5250_fixed_factor_clks));
	samsung_clk_register_mux(exynos5250_mux_clks,
			ARRAY_SIZE(exynos5250_mux_clks));
	samsung_clk_register_div(exynos5250_div_clks,
			ARRAY_SIZE(exynos5250_div_clks));
	samsung_clk_register_gate(exynos5250_gate_clks,
			ARRAY_SIZE(exynos5250_gate_clks));

	pr_info("Exynos5250: clock setup completed, armclk=%ld\n",
			_get_rate("armclk"));
}
Esempio n. 3
0
/* register exynos4 clocks */
void __init exynos4_clk_init(struct device_node *np, enum exynos4_soc exynos4_soc, void __iomem *reg_base, unsigned long xom)
{
	struct clk *apll, *mpll, *epll, *vpll;

	if (np) {
		reg_base = of_iomap(np, 0);
		if (!reg_base)
			panic("%s: failed to map registers\n", __func__);
	}

	if (exynos4_soc == EXYNOS4210)
		samsung_clk_init(np, reg_base, nr_clks,
			exynos4_clk_regs, ARRAY_SIZE(exynos4_clk_regs),
			exynos4210_clk_save, ARRAY_SIZE(exynos4210_clk_save));
	else
		samsung_clk_init(np, reg_base, nr_clks,
			exynos4_clk_regs, ARRAY_SIZE(exynos4_clk_regs),
			exynos4x12_clk_save, ARRAY_SIZE(exynos4x12_clk_save));

	if (np)
		samsung_clk_of_register_fixed_ext(exynos4_fixed_rate_ext_clks,
			ARRAY_SIZE(exynos4_fixed_rate_ext_clks),
			ext_clk_match);

	exynos4_clk_register_finpll(xom);

	if (exynos4_soc == EXYNOS4210) {
		apll = samsung_clk_register_pll45xx("fout_apll", "fin_pll",
					reg_base + APLL_CON0, pll_4508);
		mpll = samsung_clk_register_pll45xx("fout_mpll", "fin_pll",
					reg_base + E4210_MPLL_CON0, pll_4508);
		epll = samsung_clk_register_pll46xx("fout_epll", "fin_pll",
					reg_base + EPLL_CON0, pll_4600);
		vpll = samsung_clk_register_pll46xx("fout_vpll", "mout_vpllsrc",
					reg_base + VPLL_CON0, pll_4650c);
	} else {
		apll = samsung_clk_register_pll35xx("fout_apll", "fin_pll",
					reg_base + APLL_CON0);
		mpll = samsung_clk_register_pll35xx("fout_mpll", "fin_pll",
					reg_base + E4X12_MPLL_CON0);
		epll = samsung_clk_register_pll36xx("fout_epll", "fin_pll",
					reg_base + EPLL_CON0);
		vpll = samsung_clk_register_pll36xx("fout_vpll", "fin_pll",
					reg_base + VPLL_CON0);
	}

	samsung_clk_add_lookup(apll, fout_apll);
	samsung_clk_add_lookup(mpll, fout_mpll);
	samsung_clk_add_lookup(epll, fout_epll);
	samsung_clk_add_lookup(vpll, fout_vpll);

	samsung_clk_register_fixed_rate(exynos4_fixed_rate_clks,
			ARRAY_SIZE(exynos4_fixed_rate_clks));
	samsung_clk_register_mux(exynos4_mux_clks,
			ARRAY_SIZE(exynos4_mux_clks));
	samsung_clk_register_div(exynos4_div_clks,
			ARRAY_SIZE(exynos4_div_clks));
	samsung_clk_register_gate(exynos4_gate_clks,
			ARRAY_SIZE(exynos4_gate_clks));

	if (exynos4_soc == EXYNOS4210) {
		samsung_clk_register_fixed_rate(exynos4210_fixed_rate_clks,
			ARRAY_SIZE(exynos4210_fixed_rate_clks));
		samsung_clk_register_mux(exynos4210_mux_clks,
			ARRAY_SIZE(exynos4210_mux_clks));
		samsung_clk_register_div(exynos4210_div_clks,
			ARRAY_SIZE(exynos4210_div_clks));
		samsung_clk_register_gate(exynos4210_gate_clks,
			ARRAY_SIZE(exynos4210_gate_clks));
	} else {
		samsung_clk_register_mux(exynos4x12_mux_clks,
			ARRAY_SIZE(exynos4x12_mux_clks));
		samsung_clk_register_div(exynos4x12_div_clks,
			ARRAY_SIZE(exynos4x12_div_clks));
		samsung_clk_register_gate(exynos4x12_gate_clks,
			ARRAY_SIZE(exynos4x12_gate_clks));
	}

	pr_info("%s clocks: sclk_apll = %ld, sclk_mpll = %ld\n"
		"\tsclk_epll = %ld, sclk_vpll = %ld, arm_clk = %ld\n",
		exynos4_soc == EXYNOS4210 ? "Exynos4210" : "Exynos4x12",
		_get_rate("sclk_apll"),	_get_rate("sclk_mpll"),
		_get_rate("sclk_epll"), _get_rate("sclk_vpll"),
		_get_rate("arm_clk"));
}