xref: /openbmc/linux/drivers/clk/ti/dpll.c (revision 921bacfa34d48c019bb068257c0947d728662bf3)
1f38b0dd6STero Kristo /*
2f38b0dd6STero Kristo  * OMAP DPLL clock support
3f38b0dd6STero Kristo  *
4f38b0dd6STero Kristo  * Copyright (C) 2013 Texas Instruments, Inc.
5f38b0dd6STero Kristo  *
6f38b0dd6STero Kristo  * Tero Kristo <t-kristo@ti.com>
7f38b0dd6STero Kristo  *
8f38b0dd6STero Kristo  * This program is free software; you can redistribute it and/or modify
9f38b0dd6STero Kristo  * it under the terms of the GNU General Public License version 2 as
10f38b0dd6STero Kristo  * published by the Free Software Foundation.
11f38b0dd6STero Kristo  *
12f38b0dd6STero Kristo  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
13f38b0dd6STero Kristo  * kind, whether express or implied; without even the implied warranty
14f38b0dd6STero Kristo  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15f38b0dd6STero Kristo  * GNU General Public License for more details.
16f38b0dd6STero Kristo  */
17f38b0dd6STero Kristo 
181b29e601SStephen Boyd #include <linux/clk.h>
19f38b0dd6STero Kristo #include <linux/clk-provider.h>
20f38b0dd6STero Kristo #include <linux/slab.h>
21f38b0dd6STero Kristo #include <linux/err.h>
22f38b0dd6STero Kristo #include <linux/of.h>
23f38b0dd6STero Kristo #include <linux/of_address.h>
24f38b0dd6STero Kristo #include <linux/clk/ti.h>
25ed405a23STero Kristo #include "clock.h"
26f38b0dd6STero Kristo 
27f38b0dd6STero Kristo #undef pr_fmt
28f38b0dd6STero Kristo #define pr_fmt(fmt) "%s: " fmt, __func__
29f38b0dd6STero Kristo 
30f38b0dd6STero Kristo #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
31f38b0dd6STero Kristo 	defined(CONFIG_SOC_DRA7XX)
32f38b0dd6STero Kristo static const struct clk_ops dpll_m4xen_ck_ops = {
33f38b0dd6STero Kristo 	.enable		= &omap3_noncore_dpll_enable,
34f38b0dd6STero Kristo 	.disable	= &omap3_noncore_dpll_disable,
35f38b0dd6STero Kristo 	.recalc_rate	= &omap4_dpll_regm4xen_recalc,
36f38b0dd6STero Kristo 	.round_rate	= &omap4_dpll_regm4xen_round_rate,
37f38b0dd6STero Kristo 	.set_rate	= &omap3_noncore_dpll_set_rate,
382e1a7b01STero Kristo 	.set_parent	= &omap3_noncore_dpll_set_parent,
392e1a7b01STero Kristo 	.set_rate_and_parent	= &omap3_noncore_dpll_set_rate_and_parent,
402e1a7b01STero Kristo 	.determine_rate	= &omap4_dpll_regm4xen_determine_rate,
41f38b0dd6STero Kristo 	.get_parent	= &omap2_init_dpll_parent,
42f38b0dd6STero Kristo };
43aa76fcf4STero Kristo #else
44aa76fcf4STero Kristo static const struct clk_ops dpll_m4xen_ck_ops = {};
45f38b0dd6STero Kristo #endif
46f38b0dd6STero Kristo 
47aa76fcf4STero Kristo #if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) || \
48aa76fcf4STero Kristo 	defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX) || \
49aa76fcf4STero Kristo 	defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
50f38b0dd6STero Kristo static const struct clk_ops dpll_core_ck_ops = {
51f38b0dd6STero Kristo 	.recalc_rate	= &omap3_dpll_recalc,
52f38b0dd6STero Kristo 	.get_parent	= &omap2_init_dpll_parent,
53f38b0dd6STero Kristo };
54f38b0dd6STero Kristo 
55f38b0dd6STero Kristo static const struct clk_ops dpll_ck_ops = {
56f38b0dd6STero Kristo 	.enable		= &omap3_noncore_dpll_enable,
57f38b0dd6STero Kristo 	.disable	= &omap3_noncore_dpll_disable,
58f38b0dd6STero Kristo 	.recalc_rate	= &omap3_dpll_recalc,
59f38b0dd6STero Kristo 	.round_rate	= &omap2_dpll_round_rate,
60f38b0dd6STero Kristo 	.set_rate	= &omap3_noncore_dpll_set_rate,
612e1a7b01STero Kristo 	.set_parent	= &omap3_noncore_dpll_set_parent,
622e1a7b01STero Kristo 	.set_rate_and_parent	= &omap3_noncore_dpll_set_rate_and_parent,
632e1a7b01STero Kristo 	.determine_rate	= &omap3_noncore_dpll_determine_rate,
64f38b0dd6STero Kristo 	.get_parent	= &omap2_init_dpll_parent,
65f38b0dd6STero Kristo };
66f38b0dd6STero Kristo 
67f38b0dd6STero Kristo static const struct clk_ops dpll_no_gate_ck_ops = {
68f38b0dd6STero Kristo 	.recalc_rate	= &omap3_dpll_recalc,
69f38b0dd6STero Kristo 	.get_parent	= &omap2_init_dpll_parent,
70f38b0dd6STero Kristo 	.round_rate	= &omap2_dpll_round_rate,
71f38b0dd6STero Kristo 	.set_rate	= &omap3_noncore_dpll_set_rate,
722e1a7b01STero Kristo 	.set_parent	= &omap3_noncore_dpll_set_parent,
732e1a7b01STero Kristo 	.set_rate_and_parent	= &omap3_noncore_dpll_set_rate_and_parent,
742e1a7b01STero Kristo 	.determine_rate	= &omap3_noncore_dpll_determine_rate,
75f38b0dd6STero Kristo };
76aa76fcf4STero Kristo #else
77aa76fcf4STero Kristo static const struct clk_ops dpll_core_ck_ops = {};
78aa76fcf4STero Kristo static const struct clk_ops dpll_ck_ops = {};
79aa76fcf4STero Kristo static const struct clk_ops dpll_no_gate_ck_ops = {};
80aa76fcf4STero Kristo const struct clk_hw_omap_ops clkhwops_omap3_dpll = {};
81aa76fcf4STero Kristo #endif
82aa76fcf4STero Kristo 
83aa76fcf4STero Kristo #ifdef CONFIG_ARCH_OMAP2
84aa76fcf4STero Kristo static const struct clk_ops omap2_dpll_core_ck_ops = {
85aa76fcf4STero Kristo 	.get_parent	= &omap2_init_dpll_parent,
86aa76fcf4STero Kristo 	.recalc_rate	= &omap2_dpllcore_recalc,
87aa76fcf4STero Kristo 	.round_rate	= &omap2_dpll_round_rate,
88aa76fcf4STero Kristo 	.set_rate	= &omap2_reprogram_dpllcore,
89aa76fcf4STero Kristo };
90aa76fcf4STero Kristo #else
91aa76fcf4STero Kristo static const struct clk_ops omap2_dpll_core_ck_ops = {};
92aa76fcf4STero Kristo #endif
93aa76fcf4STero Kristo 
94aa76fcf4STero Kristo #ifdef CONFIG_ARCH_OMAP3
95aa76fcf4STero Kristo static const struct clk_ops omap3_dpll_core_ck_ops = {
96aa76fcf4STero Kristo 	.get_parent	= &omap2_init_dpll_parent,
97aa76fcf4STero Kristo 	.recalc_rate	= &omap3_dpll_recalc,
98aa76fcf4STero Kristo 	.round_rate	= &omap2_dpll_round_rate,
99aa76fcf4STero Kristo };
100aa76fcf4STero Kristo #else
101aa76fcf4STero Kristo static const struct clk_ops omap3_dpll_core_ck_ops = {};
102aa76fcf4STero Kristo #endif
103f38b0dd6STero Kristo 
104f38b0dd6STero Kristo #ifdef CONFIG_ARCH_OMAP3
105f38b0dd6STero Kristo static const struct clk_ops omap3_dpll_ck_ops = {
106f38b0dd6STero Kristo 	.enable		= &omap3_noncore_dpll_enable,
107f38b0dd6STero Kristo 	.disable	= &omap3_noncore_dpll_disable,
108f38b0dd6STero Kristo 	.get_parent	= &omap2_init_dpll_parent,
109f38b0dd6STero Kristo 	.recalc_rate	= &omap3_dpll_recalc,
110f38b0dd6STero Kristo 	.set_rate	= &omap3_noncore_dpll_set_rate,
1112e1a7b01STero Kristo 	.set_parent	= &omap3_noncore_dpll_set_parent,
1122e1a7b01STero Kristo 	.set_rate_and_parent	= &omap3_noncore_dpll_set_rate_and_parent,
1132e1a7b01STero Kristo 	.determine_rate	= &omap3_noncore_dpll_determine_rate,
114f38b0dd6STero Kristo 	.round_rate	= &omap2_dpll_round_rate,
115f38b0dd6STero Kristo };
116f38b0dd6STero Kristo 
117f38b0dd6STero Kristo static const struct clk_ops omap3_dpll_per_ck_ops = {
118f38b0dd6STero Kristo 	.enable		= &omap3_noncore_dpll_enable,
119f38b0dd6STero Kristo 	.disable	= &omap3_noncore_dpll_disable,
120f38b0dd6STero Kristo 	.get_parent	= &omap2_init_dpll_parent,
121f38b0dd6STero Kristo 	.recalc_rate	= &omap3_dpll_recalc,
122f38b0dd6STero Kristo 	.set_rate	= &omap3_dpll4_set_rate,
1232e1a7b01STero Kristo 	.set_parent	= &omap3_noncore_dpll_set_parent,
1242e1a7b01STero Kristo 	.set_rate_and_parent	= &omap3_dpll4_set_rate_and_parent,
1252e1a7b01STero Kristo 	.determine_rate	= &omap3_noncore_dpll_determine_rate,
126f38b0dd6STero Kristo 	.round_rate	= &omap2_dpll_round_rate,
127f38b0dd6STero Kristo };
128f38b0dd6STero Kristo #endif
129f38b0dd6STero Kristo 
130f38b0dd6STero Kristo static const struct clk_ops dpll_x2_ck_ops = {
131f38b0dd6STero Kristo 	.recalc_rate	= &omap3_clkoutx2_recalc,
132f38b0dd6STero Kristo };
133f38b0dd6STero Kristo 
134f38b0dd6STero Kristo /**
135ed405a23STero Kristo  * _register_dpll - low level registration of a DPLL clock
136f38b0dd6STero Kristo  * @hw: hardware clock definition for the clock
137f38b0dd6STero Kristo  * @node: device node for the clock
138f38b0dd6STero Kristo  *
139f38b0dd6STero Kristo  * Finalizes DPLL registration process. In case a failure (clk-ref or
140f38b0dd6STero Kristo  * clk-bypass is missing), the clock is added to retry list and
141f38b0dd6STero Kristo  * the initialization is retried on later stage.
142f38b0dd6STero Kristo  */
143ed405a23STero Kristo static void __init _register_dpll(struct clk_hw *hw,
144f38b0dd6STero Kristo 				  struct device_node *node)
145f38b0dd6STero Kristo {
146f38b0dd6STero Kristo 	struct clk_hw_omap *clk_hw = to_clk_hw_omap(hw);
147f38b0dd6STero Kristo 	struct dpll_data *dd = clk_hw->dpll_data;
148f38b0dd6STero Kristo 	struct clk *clk;
149f38b0dd6STero Kristo 
150b6f51284STero Kristo 	clk = of_clk_get(node, 0);
151b6f51284STero Kristo 	if (IS_ERR(clk)) {
152b6f51284STero Kristo 		pr_debug("clk-ref missing for %s, retry later\n",
153f38b0dd6STero Kristo 			 node->name);
154ed405a23STero Kristo 		if (!ti_clk_retry_init(node, hw, _register_dpll))
155f38b0dd6STero Kristo 			return;
156f38b0dd6STero Kristo 
157f38b0dd6STero Kristo 		goto cleanup;
158f38b0dd6STero Kristo 	}
159f38b0dd6STero Kristo 
160b6f51284STero Kristo 	dd->clk_ref = __clk_get_hw(clk);
161b6f51284STero Kristo 
162b6f51284STero Kristo 	clk = of_clk_get(node, 1);
163b6f51284STero Kristo 
164b6f51284STero Kristo 	if (IS_ERR(clk)) {
165b6f51284STero Kristo 		pr_debug("clk-bypass missing for %s, retry later\n",
166b6f51284STero Kristo 			 node->name);
167b6f51284STero Kristo 		if (!ti_clk_retry_init(node, hw, _register_dpll))
168b6f51284STero Kristo 			return;
169b6f51284STero Kristo 
170b6f51284STero Kristo 		goto cleanup;
171b6f51284STero Kristo 	}
172b6f51284STero Kristo 
173b6f51284STero Kristo 	dd->clk_bypass = __clk_get_hw(clk);
174b6f51284STero Kristo 
175f38b0dd6STero Kristo 	/* register the clock */
176f38b0dd6STero Kristo 	clk = clk_register(NULL, &clk_hw->hw);
177f38b0dd6STero Kristo 
178f38b0dd6STero Kristo 	if (!IS_ERR(clk)) {
17998d8a60eSStephen Boyd 		omap2_init_clk_hw_omap_clocks(&clk_hw->hw);
180f38b0dd6STero Kristo 		of_clk_add_provider(node, of_clk_src_simple_get, clk);
181f38b0dd6STero Kristo 		kfree(clk_hw->hw.init->parent_names);
182f38b0dd6STero Kristo 		kfree(clk_hw->hw.init);
183f38b0dd6STero Kristo 		return;
184f38b0dd6STero Kristo 	}
185f38b0dd6STero Kristo 
186f38b0dd6STero Kristo cleanup:
187f38b0dd6STero Kristo 	kfree(clk_hw->dpll_data);
188f38b0dd6STero Kristo 	kfree(clk_hw->hw.init->parent_names);
189f38b0dd6STero Kristo 	kfree(clk_hw->hw.init);
190f38b0dd6STero Kristo 	kfree(clk_hw);
191f38b0dd6STero Kristo }
192f38b0dd6STero Kristo 
1936793a30aSArnd Bergmann #if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_ATAGS)
194412d6b47SStephen Boyd static void __iomem *_get_reg(u8 module, u16 offset)
195ed405a23STero Kristo {
196ed405a23STero Kristo 	u32 reg;
197ed405a23STero Kristo 	struct clk_omap_reg *reg_setup;
198ed405a23STero Kristo 
199ed405a23STero Kristo 	reg_setup = (struct clk_omap_reg *)&reg;
200ed405a23STero Kristo 
201ed405a23STero Kristo 	reg_setup->index = module;
202ed405a23STero Kristo 	reg_setup->offset = offset;
203ed405a23STero Kristo 
204ed405a23STero Kristo 	return (void __iomem *)reg;
205ed405a23STero Kristo }
206ed405a23STero Kristo 
207ed405a23STero Kristo struct clk *ti_clk_register_dpll(struct ti_clk *setup)
208ed405a23STero Kristo {
209ed405a23STero Kristo 	struct clk_hw_omap *clk_hw;
210ed405a23STero Kristo 	struct clk_init_data init = { NULL };
211ed405a23STero Kristo 	struct dpll_data *dd;
212ed405a23STero Kristo 	struct clk *clk;
213ed405a23STero Kristo 	struct ti_clk_dpll *dpll;
214ed405a23STero Kristo 	const struct clk_ops *ops = &omap3_dpll_ck_ops;
215ed405a23STero Kristo 	struct clk *clk_ref;
216ed405a23STero Kristo 	struct clk *clk_bypass;
217ed405a23STero Kristo 
218ed405a23STero Kristo 	dpll = setup->data;
219ed405a23STero Kristo 
220ed405a23STero Kristo 	if (dpll->num_parents < 2)
221ed405a23STero Kristo 		return ERR_PTR(-EINVAL);
222ed405a23STero Kristo 
223ed405a23STero Kristo 	clk_ref = clk_get_sys(NULL, dpll->parents[0]);
224ed405a23STero Kristo 	clk_bypass = clk_get_sys(NULL, dpll->parents[1]);
225ed405a23STero Kristo 
226ed405a23STero Kristo 	if (IS_ERR_OR_NULL(clk_ref) || IS_ERR_OR_NULL(clk_bypass))
227ed405a23STero Kristo 		return ERR_PTR(-EAGAIN);
228ed405a23STero Kristo 
229ed405a23STero Kristo 	dd = kzalloc(sizeof(*dd), GFP_KERNEL);
230ed405a23STero Kristo 	clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
231ed405a23STero Kristo 	if (!dd || !clk_hw) {
232ed405a23STero Kristo 		clk = ERR_PTR(-ENOMEM);
233ed405a23STero Kristo 		goto cleanup;
234ed405a23STero Kristo 	}
235ed405a23STero Kristo 
236ed405a23STero Kristo 	clk_hw->dpll_data = dd;
237ed405a23STero Kristo 	clk_hw->ops = &clkhwops_omap3_dpll;
238ed405a23STero Kristo 	clk_hw->hw.init = &init;
239ed405a23STero Kristo 	clk_hw->flags = MEMMAP_ADDRESSING;
240ed405a23STero Kristo 
241ed405a23STero Kristo 	init.name = setup->name;
242ed405a23STero Kristo 	init.ops = ops;
243ed405a23STero Kristo 
244ed405a23STero Kristo 	init.num_parents = dpll->num_parents;
245ed405a23STero Kristo 	init.parent_names = dpll->parents;
246ed405a23STero Kristo 
247ed405a23STero Kristo 	dd->control_reg = _get_reg(dpll->module, dpll->control_reg);
248ed405a23STero Kristo 	dd->idlest_reg = _get_reg(dpll->module, dpll->idlest_reg);
249ed405a23STero Kristo 	dd->mult_div1_reg = _get_reg(dpll->module, dpll->mult_div1_reg);
250ed405a23STero Kristo 	dd->autoidle_reg = _get_reg(dpll->module, dpll->autoidle_reg);
251ed405a23STero Kristo 
252ed405a23STero Kristo 	dd->modes = dpll->modes;
253ed405a23STero Kristo 	dd->div1_mask = dpll->div1_mask;
254ed405a23STero Kristo 	dd->idlest_mask = dpll->idlest_mask;
255ed405a23STero Kristo 	dd->mult_mask = dpll->mult_mask;
256ed405a23STero Kristo 	dd->autoidle_mask = dpll->autoidle_mask;
257ed405a23STero Kristo 	dd->enable_mask = dpll->enable_mask;
258ed405a23STero Kristo 	dd->sddiv_mask = dpll->sddiv_mask;
259ed405a23STero Kristo 	dd->dco_mask = dpll->dco_mask;
260ed405a23STero Kristo 	dd->max_divider = dpll->max_divider;
261ed405a23STero Kristo 	dd->min_divider = dpll->min_divider;
262ed405a23STero Kristo 	dd->max_multiplier = dpll->max_multiplier;
263ed405a23STero Kristo 	dd->auto_recal_bit = dpll->auto_recal_bit;
264ed405a23STero Kristo 	dd->recal_en_bit = dpll->recal_en_bit;
265ed405a23STero Kristo 	dd->recal_st_bit = dpll->recal_st_bit;
266ed405a23STero Kristo 
267b6f51284STero Kristo 	dd->clk_ref = __clk_get_hw(clk_ref);
268b6f51284STero Kristo 	dd->clk_bypass = __clk_get_hw(clk_bypass);
269ed405a23STero Kristo 
270ed405a23STero Kristo 	if (dpll->flags & CLKF_CORE)
271ed405a23STero Kristo 		ops = &omap3_dpll_core_ck_ops;
272ed405a23STero Kristo 
273ed405a23STero Kristo 	if (dpll->flags & CLKF_PER)
274ed405a23STero Kristo 		ops = &omap3_dpll_per_ck_ops;
275ed405a23STero Kristo 
276ed405a23STero Kristo 	if (dpll->flags & CLKF_J_TYPE)
277ed405a23STero Kristo 		dd->flags |= DPLL_J_TYPE;
278ed405a23STero Kristo 
279ed405a23STero Kristo 	clk = clk_register(NULL, &clk_hw->hw);
280ed405a23STero Kristo 
281ed405a23STero Kristo 	if (!IS_ERR(clk))
282ed405a23STero Kristo 		return clk;
283ed405a23STero Kristo 
284ed405a23STero Kristo cleanup:
285ed405a23STero Kristo 	kfree(dd);
286ed405a23STero Kristo 	kfree(clk_hw);
287ed405a23STero Kristo 	return clk;
288ed405a23STero Kristo }
2896793a30aSArnd Bergmann #endif
290ed405a23STero Kristo 
291f38b0dd6STero Kristo #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
2924332ec1aSRoger Quadros 	defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM33XX) || \
2934332ec1aSRoger Quadros 	defined(CONFIG_SOC_AM43XX)
294f38b0dd6STero Kristo /**
295ed405a23STero Kristo  * _register_dpll_x2 - Registers a DPLLx2 clock
296f38b0dd6STero Kristo  * @node: device node for this clock
297f38b0dd6STero Kristo  * @ops: clk_ops for this clock
298f38b0dd6STero Kristo  * @hw_ops: clk_hw_ops for this clock
299f38b0dd6STero Kristo  *
300f38b0dd6STero Kristo  * Initializes a DPLL x 2 clock from device tree data.
301f38b0dd6STero Kristo  */
302ed405a23STero Kristo static void _register_dpll_x2(struct device_node *node,
303f38b0dd6STero Kristo 			      const struct clk_ops *ops,
304f38b0dd6STero Kristo 			      const struct clk_hw_omap_ops *hw_ops)
305f38b0dd6STero Kristo {
306f38b0dd6STero Kristo 	struct clk *clk;
307f38b0dd6STero Kristo 	struct clk_init_data init = { NULL };
308f38b0dd6STero Kristo 	struct clk_hw_omap *clk_hw;
309f38b0dd6STero Kristo 	const char *name = node->name;
310f38b0dd6STero Kristo 	const char *parent_name;
311f38b0dd6STero Kristo 
312f38b0dd6STero Kristo 	parent_name = of_clk_get_parent_name(node, 0);
313f38b0dd6STero Kristo 	if (!parent_name) {
314f38b0dd6STero Kristo 		pr_err("%s must have parent\n", node->name);
315f38b0dd6STero Kristo 		return;
316f38b0dd6STero Kristo 	}
317f38b0dd6STero Kristo 
318f38b0dd6STero Kristo 	clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
319f38b0dd6STero Kristo 	if (!clk_hw)
320f38b0dd6STero Kristo 		return;
321f38b0dd6STero Kristo 
322f38b0dd6STero Kristo 	clk_hw->ops = hw_ops;
323f38b0dd6STero Kristo 	clk_hw->hw.init = &init;
324f38b0dd6STero Kristo 
325f38b0dd6STero Kristo 	init.name = name;
326f38b0dd6STero Kristo 	init.ops = ops;
327f38b0dd6STero Kristo 	init.parent_names = &parent_name;
328f38b0dd6STero Kristo 	init.num_parents = 1;
329f38b0dd6STero Kristo 
330f38b0dd6STero Kristo 	/* register the clock */
331f38b0dd6STero Kristo 	clk = clk_register(NULL, &clk_hw->hw);
332f38b0dd6STero Kristo 
333f38b0dd6STero Kristo 	if (IS_ERR(clk)) {
334f38b0dd6STero Kristo 		kfree(clk_hw);
335f38b0dd6STero Kristo 	} else {
33698d8a60eSStephen Boyd 		omap2_init_clk_hw_omap_clocks(&clk_hw->hw);
337f38b0dd6STero Kristo 		of_clk_add_provider(node, of_clk_src_simple_get, clk);
338f38b0dd6STero Kristo 	}
339f38b0dd6STero Kristo }
340f38b0dd6STero Kristo #endif
341f38b0dd6STero Kristo 
342f38b0dd6STero Kristo /**
343f38b0dd6STero Kristo  * of_ti_dpll_setup - Setup function for OMAP DPLL clocks
344f38b0dd6STero Kristo  * @node: device node containing the DPLL info
345f38b0dd6STero Kristo  * @ops: ops for the DPLL
346f38b0dd6STero Kristo  * @ddt: DPLL data template to use
347f38b0dd6STero Kristo  *
348f38b0dd6STero Kristo  * Initializes a DPLL clock from device tree data.
349f38b0dd6STero Kristo  */
350f38b0dd6STero Kristo static void __init of_ti_dpll_setup(struct device_node *node,
351f38b0dd6STero Kristo 				    const struct clk_ops *ops,
352a6fe3771STero Kristo 				    const struct dpll_data *ddt)
353f38b0dd6STero Kristo {
354f38b0dd6STero Kristo 	struct clk_hw_omap *clk_hw = NULL;
355f38b0dd6STero Kristo 	struct clk_init_data *init = NULL;
356f38b0dd6STero Kristo 	const char **parent_names = NULL;
357f38b0dd6STero Kristo 	struct dpll_data *dd = NULL;
358f38b0dd6STero Kristo 	u8 dpll_mode = 0;
359f38b0dd6STero Kristo 
360f38b0dd6STero Kristo 	dd = kzalloc(sizeof(*dd), GFP_KERNEL);
361f38b0dd6STero Kristo 	clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
362f38b0dd6STero Kristo 	init = kzalloc(sizeof(*init), GFP_KERNEL);
363f38b0dd6STero Kristo 	if (!dd || !clk_hw || !init)
364f38b0dd6STero Kristo 		goto cleanup;
365f38b0dd6STero Kristo 
366f38b0dd6STero Kristo 	memcpy(dd, ddt, sizeof(*dd));
367f38b0dd6STero Kristo 
368f38b0dd6STero Kristo 	clk_hw->dpll_data = dd;
369f38b0dd6STero Kristo 	clk_hw->ops = &clkhwops_omap3_dpll;
370f38b0dd6STero Kristo 	clk_hw->hw.init = init;
371f38b0dd6STero Kristo 	clk_hw->flags = MEMMAP_ADDRESSING;
372f38b0dd6STero Kristo 
373f38b0dd6STero Kristo 	init->name = node->name;
374f38b0dd6STero Kristo 	init->ops = ops;
375f38b0dd6STero Kristo 
376f38b0dd6STero Kristo 	init->num_parents = of_clk_get_parent_count(node);
377*921bacfaSStephen Boyd 	if (!init->num_parents) {
378f38b0dd6STero Kristo 		pr_err("%s must have parent(s)\n", node->name);
379f38b0dd6STero Kristo 		goto cleanup;
380f38b0dd6STero Kristo 	}
381f38b0dd6STero Kristo 
382f38b0dd6STero Kristo 	parent_names = kzalloc(sizeof(char *) * init->num_parents, GFP_KERNEL);
383f38b0dd6STero Kristo 	if (!parent_names)
384f38b0dd6STero Kristo 		goto cleanup;
385f38b0dd6STero Kristo 
3869da9e761SDinh Nguyen 	of_clk_parent_fill(node, parent_names, init->num_parents);
387f38b0dd6STero Kristo 
388f38b0dd6STero Kristo 	init->parent_names = parent_names;
389f38b0dd6STero Kristo 
390f38b0dd6STero Kristo 	dd->control_reg = ti_clk_get_reg_addr(node, 0);
391f38b0dd6STero Kristo 
392aa76fcf4STero Kristo 	/*
393aa76fcf4STero Kristo 	 * Special case for OMAP2 DPLL, register order is different due to
394aa76fcf4STero Kristo 	 * missing idlest_reg, also clkhwops is different. Detected from
395aa76fcf4STero Kristo 	 * missing idlest_mask.
396aa76fcf4STero Kristo 	 */
397aa76fcf4STero Kristo 	if (!dd->idlest_mask) {
398aa76fcf4STero Kristo 		dd->mult_div1_reg = ti_clk_get_reg_addr(node, 1);
399aa76fcf4STero Kristo #ifdef CONFIG_ARCH_OMAP2
400aa76fcf4STero Kristo 		clk_hw->ops = &clkhwops_omap2xxx_dpll;
401aa76fcf4STero Kristo 		omap2xxx_clkt_dpllcore_init(&clk_hw->hw);
402aa76fcf4STero Kristo #endif
403aa76fcf4STero Kristo 	} else {
404aa76fcf4STero Kristo 		dd->idlest_reg = ti_clk_get_reg_addr(node, 1);
405c807dbedSTero Kristo 		if (IS_ERR(dd->idlest_reg))
406aa76fcf4STero Kristo 			goto cleanup;
407aa76fcf4STero Kristo 
408aa76fcf4STero Kristo 		dd->mult_div1_reg = ti_clk_get_reg_addr(node, 2);
409aa76fcf4STero Kristo 	}
410aa76fcf4STero Kristo 
411c807dbedSTero Kristo 	if (IS_ERR(dd->control_reg) || IS_ERR(dd->mult_div1_reg))
412f38b0dd6STero Kristo 		goto cleanup;
413f38b0dd6STero Kristo 
414a6fe3771STero Kristo 	if (dd->autoidle_mask) {
415f38b0dd6STero Kristo 		dd->autoidle_reg = ti_clk_get_reg_addr(node, 3);
416c807dbedSTero Kristo 		if (IS_ERR(dd->autoidle_reg))
417f38b0dd6STero Kristo 			goto cleanup;
418f38b0dd6STero Kristo 	}
419f38b0dd6STero Kristo 
420f38b0dd6STero Kristo 	if (of_property_read_bool(node, "ti,low-power-stop"))
421f38b0dd6STero Kristo 		dpll_mode |= 1 << DPLL_LOW_POWER_STOP;
422f38b0dd6STero Kristo 
423f38b0dd6STero Kristo 	if (of_property_read_bool(node, "ti,low-power-bypass"))
424f38b0dd6STero Kristo 		dpll_mode |= 1 << DPLL_LOW_POWER_BYPASS;
425f38b0dd6STero Kristo 
426f38b0dd6STero Kristo 	if (of_property_read_bool(node, "ti,lock"))
427f38b0dd6STero Kristo 		dpll_mode |= 1 << DPLL_LOCKED;
428f38b0dd6STero Kristo 
429f38b0dd6STero Kristo 	if (dpll_mode)
430f38b0dd6STero Kristo 		dd->modes = dpll_mode;
431f38b0dd6STero Kristo 
432ed405a23STero Kristo 	_register_dpll(&clk_hw->hw, node);
433f38b0dd6STero Kristo 	return;
434f38b0dd6STero Kristo 
435f38b0dd6STero Kristo cleanup:
436f38b0dd6STero Kristo 	kfree(dd);
437f38b0dd6STero Kristo 	kfree(parent_names);
438f38b0dd6STero Kristo 	kfree(init);
439f38b0dd6STero Kristo 	kfree(clk_hw);
440f38b0dd6STero Kristo }
441f38b0dd6STero Kristo 
442f38b0dd6STero Kristo #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
443f38b0dd6STero Kristo 	defined(CONFIG_SOC_DRA7XX)
444f38b0dd6STero Kristo static void __init of_ti_omap4_dpll_x2_setup(struct device_node *node)
445f38b0dd6STero Kristo {
446ed405a23STero Kristo 	_register_dpll_x2(node, &dpll_x2_ck_ops, &clkhwops_omap4_dpllmx);
447f38b0dd6STero Kristo }
448f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_dpll_x2_clock, "ti,omap4-dpll-x2-clock",
449f38b0dd6STero Kristo 	       of_ti_omap4_dpll_x2_setup);
450f38b0dd6STero Kristo #endif
451f38b0dd6STero Kristo 
4524332ec1aSRoger Quadros #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
453f38b0dd6STero Kristo static void __init of_ti_am3_dpll_x2_setup(struct device_node *node)
454f38b0dd6STero Kristo {
455ed405a23STero Kristo 	_register_dpll_x2(node, &dpll_x2_ck_ops, NULL);
456f38b0dd6STero Kristo }
457f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_dpll_x2_clock, "ti,am3-dpll-x2-clock",
458f38b0dd6STero Kristo 	       of_ti_am3_dpll_x2_setup);
459f38b0dd6STero Kristo #endif
460f38b0dd6STero Kristo 
461f38b0dd6STero Kristo #ifdef CONFIG_ARCH_OMAP3
462f38b0dd6STero Kristo static void __init of_ti_omap3_dpll_setup(struct device_node *node)
463f38b0dd6STero Kristo {
464f38b0dd6STero Kristo 	const struct dpll_data dd = {
465f38b0dd6STero Kristo 		.idlest_mask = 0x1,
466f38b0dd6STero Kristo 		.enable_mask = 0x7,
467f38b0dd6STero Kristo 		.autoidle_mask = 0x7,
468f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
469f38b0dd6STero Kristo 		.div1_mask = 0x7f,
470f38b0dd6STero Kristo 		.max_multiplier = 2047,
471f38b0dd6STero Kristo 		.max_divider = 128,
472f38b0dd6STero Kristo 		.min_divider = 1,
473f38b0dd6STero Kristo 		.freqsel_mask = 0xf0,
474f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
475f38b0dd6STero Kristo 	};
476f38b0dd6STero Kristo 
477a6fe3771STero Kristo 	of_ti_dpll_setup(node, &omap3_dpll_ck_ops, &dd);
478f38b0dd6STero Kristo }
479f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap3_dpll_clock, "ti,omap3-dpll-clock",
480f38b0dd6STero Kristo 	       of_ti_omap3_dpll_setup);
481f38b0dd6STero Kristo 
482f38b0dd6STero Kristo static void __init of_ti_omap3_core_dpll_setup(struct device_node *node)
483f38b0dd6STero Kristo {
484f38b0dd6STero Kristo 	const struct dpll_data dd = {
485f38b0dd6STero Kristo 		.idlest_mask = 0x1,
486f38b0dd6STero Kristo 		.enable_mask = 0x7,
487f38b0dd6STero Kristo 		.autoidle_mask = 0x7,
488f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 16,
489f38b0dd6STero Kristo 		.div1_mask = 0x7f << 8,
490f38b0dd6STero Kristo 		.max_multiplier = 2047,
491f38b0dd6STero Kristo 		.max_divider = 128,
492f38b0dd6STero Kristo 		.min_divider = 1,
493f38b0dd6STero Kristo 		.freqsel_mask = 0xf0,
494f38b0dd6STero Kristo 	};
495f38b0dd6STero Kristo 
496a6fe3771STero Kristo 	of_ti_dpll_setup(node, &omap3_dpll_core_ck_ops, &dd);
497f38b0dd6STero Kristo }
498f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap3_core_dpll_clock, "ti,omap3-dpll-core-clock",
499f38b0dd6STero Kristo 	       of_ti_omap3_core_dpll_setup);
500f38b0dd6STero Kristo 
501f38b0dd6STero Kristo static void __init of_ti_omap3_per_dpll_setup(struct device_node *node)
502f38b0dd6STero Kristo {
503f38b0dd6STero Kristo 	const struct dpll_data dd = {
504f38b0dd6STero Kristo 		.idlest_mask = 0x1 << 1,
505f38b0dd6STero Kristo 		.enable_mask = 0x7 << 16,
506f38b0dd6STero Kristo 		.autoidle_mask = 0x7 << 3,
507f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
508f38b0dd6STero Kristo 		.div1_mask = 0x7f,
509f38b0dd6STero Kristo 		.max_multiplier = 2047,
510f38b0dd6STero Kristo 		.max_divider = 128,
511f38b0dd6STero Kristo 		.min_divider = 1,
512f38b0dd6STero Kristo 		.freqsel_mask = 0xf00000,
513f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_STOP) | (1 << DPLL_LOCKED),
514f38b0dd6STero Kristo 	};
515f38b0dd6STero Kristo 
516a6fe3771STero Kristo 	of_ti_dpll_setup(node, &omap3_dpll_per_ck_ops, &dd);
517f38b0dd6STero Kristo }
518f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap3_per_dpll_clock, "ti,omap3-dpll-per-clock",
519f38b0dd6STero Kristo 	       of_ti_omap3_per_dpll_setup);
520f38b0dd6STero Kristo 
521f38b0dd6STero Kristo static void __init of_ti_omap3_per_jtype_dpll_setup(struct device_node *node)
522f38b0dd6STero Kristo {
523f38b0dd6STero Kristo 	const struct dpll_data dd = {
524f38b0dd6STero Kristo 		.idlest_mask = 0x1 << 1,
525f38b0dd6STero Kristo 		.enable_mask = 0x7 << 16,
526f38b0dd6STero Kristo 		.autoidle_mask = 0x7 << 3,
527f38b0dd6STero Kristo 		.mult_mask = 0xfff << 8,
528f38b0dd6STero Kristo 		.div1_mask = 0x7f,
529f38b0dd6STero Kristo 		.max_multiplier = 4095,
530f38b0dd6STero Kristo 		.max_divider = 128,
531f38b0dd6STero Kristo 		.min_divider = 1,
532f38b0dd6STero Kristo 		.sddiv_mask = 0xff << 24,
533f38b0dd6STero Kristo 		.dco_mask = 0xe << 20,
534f38b0dd6STero Kristo 		.flags = DPLL_J_TYPE,
535f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_STOP) | (1 << DPLL_LOCKED),
536f38b0dd6STero Kristo 	};
537f38b0dd6STero Kristo 
538a6fe3771STero Kristo 	of_ti_dpll_setup(node, &omap3_dpll_per_ck_ops, &dd);
539f38b0dd6STero Kristo }
540f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap3_per_jtype_dpll_clock, "ti,omap3-dpll-per-j-type-clock",
541f38b0dd6STero Kristo 	       of_ti_omap3_per_jtype_dpll_setup);
542f38b0dd6STero Kristo #endif
543f38b0dd6STero Kristo 
544f38b0dd6STero Kristo static void __init of_ti_omap4_dpll_setup(struct device_node *node)
545f38b0dd6STero Kristo {
546f38b0dd6STero Kristo 	const struct dpll_data dd = {
547f38b0dd6STero Kristo 		.idlest_mask = 0x1,
548f38b0dd6STero Kristo 		.enable_mask = 0x7,
549f38b0dd6STero Kristo 		.autoidle_mask = 0x7,
550f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
551f38b0dd6STero Kristo 		.div1_mask = 0x7f,
552f38b0dd6STero Kristo 		.max_multiplier = 2047,
553f38b0dd6STero Kristo 		.max_divider = 128,
554f38b0dd6STero Kristo 		.min_divider = 1,
555f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
556f38b0dd6STero Kristo 	};
557f38b0dd6STero Kristo 
558a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_ck_ops, &dd);
559f38b0dd6STero Kristo }
560f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_dpll_clock, "ti,omap4-dpll-clock",
561f38b0dd6STero Kristo 	       of_ti_omap4_dpll_setup);
562f38b0dd6STero Kristo 
563b4be0189SNishanth Menon static void __init of_ti_omap5_mpu_dpll_setup(struct device_node *node)
564b4be0189SNishanth Menon {
565b4be0189SNishanth Menon 	const struct dpll_data dd = {
566b4be0189SNishanth Menon 		.idlest_mask = 0x1,
567b4be0189SNishanth Menon 		.enable_mask = 0x7,
568b4be0189SNishanth Menon 		.autoidle_mask = 0x7,
569b4be0189SNishanth Menon 		.mult_mask = 0x7ff << 8,
570b4be0189SNishanth Menon 		.div1_mask = 0x7f,
571b4be0189SNishanth Menon 		.max_multiplier = 2047,
572b4be0189SNishanth Menon 		.max_divider = 128,
573b4be0189SNishanth Menon 		.dcc_mask = BIT(22),
574b4be0189SNishanth Menon 		.dcc_rate = 1400000000, /* DCC beyond 1.4GHz */
575b4be0189SNishanth Menon 		.min_divider = 1,
576b4be0189SNishanth Menon 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
577b4be0189SNishanth Menon 	};
578b4be0189SNishanth Menon 
579b4be0189SNishanth Menon 	of_ti_dpll_setup(node, &dpll_ck_ops, &dd);
580b4be0189SNishanth Menon }
581b4be0189SNishanth Menon CLK_OF_DECLARE(of_ti_omap5_mpu_dpll_clock, "ti,omap5-mpu-dpll-clock",
582b4be0189SNishanth Menon 	       of_ti_omap5_mpu_dpll_setup);
583b4be0189SNishanth Menon 
584f38b0dd6STero Kristo static void __init of_ti_omap4_core_dpll_setup(struct device_node *node)
585f38b0dd6STero Kristo {
586f38b0dd6STero Kristo 	const struct dpll_data dd = {
587f38b0dd6STero Kristo 		.idlest_mask = 0x1,
588f38b0dd6STero Kristo 		.enable_mask = 0x7,
589f38b0dd6STero Kristo 		.autoidle_mask = 0x7,
590f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
591f38b0dd6STero Kristo 		.div1_mask = 0x7f,
592f38b0dd6STero Kristo 		.max_multiplier = 2047,
593f38b0dd6STero Kristo 		.max_divider = 128,
594f38b0dd6STero Kristo 		.min_divider = 1,
595f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
596f38b0dd6STero Kristo 	};
597f38b0dd6STero Kristo 
598a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_core_ck_ops, &dd);
599f38b0dd6STero Kristo }
600f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_core_dpll_clock, "ti,omap4-dpll-core-clock",
601f38b0dd6STero Kristo 	       of_ti_omap4_core_dpll_setup);
602f38b0dd6STero Kristo 
603f38b0dd6STero Kristo #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
604f38b0dd6STero Kristo 	defined(CONFIG_SOC_DRA7XX)
605f38b0dd6STero Kristo static void __init of_ti_omap4_m4xen_dpll_setup(struct device_node *node)
606f38b0dd6STero Kristo {
607f38b0dd6STero Kristo 	const struct dpll_data dd = {
608f38b0dd6STero Kristo 		.idlest_mask = 0x1,
609f38b0dd6STero Kristo 		.enable_mask = 0x7,
610f38b0dd6STero Kristo 		.autoidle_mask = 0x7,
611f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
612f38b0dd6STero Kristo 		.div1_mask = 0x7f,
613f38b0dd6STero Kristo 		.max_multiplier = 2047,
614f38b0dd6STero Kristo 		.max_divider = 128,
615f38b0dd6STero Kristo 		.min_divider = 1,
616f38b0dd6STero Kristo 		.m4xen_mask = 0x800,
617f38b0dd6STero Kristo 		.lpmode_mask = 1 << 10,
618f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
619f38b0dd6STero Kristo 	};
620f38b0dd6STero Kristo 
621a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_m4xen_ck_ops, &dd);
622f38b0dd6STero Kristo }
623f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_m4xen_dpll_clock, "ti,omap4-dpll-m4xen-clock",
624f38b0dd6STero Kristo 	       of_ti_omap4_m4xen_dpll_setup);
625f38b0dd6STero Kristo 
626f38b0dd6STero Kristo static void __init of_ti_omap4_jtype_dpll_setup(struct device_node *node)
627f38b0dd6STero Kristo {
628f38b0dd6STero Kristo 	const struct dpll_data dd = {
629f38b0dd6STero Kristo 		.idlest_mask = 0x1,
630f38b0dd6STero Kristo 		.enable_mask = 0x7,
631f38b0dd6STero Kristo 		.autoidle_mask = 0x7,
632f38b0dd6STero Kristo 		.mult_mask = 0xfff << 8,
633f38b0dd6STero Kristo 		.div1_mask = 0xff,
634f38b0dd6STero Kristo 		.max_multiplier = 4095,
635f38b0dd6STero Kristo 		.max_divider = 256,
636f38b0dd6STero Kristo 		.min_divider = 1,
637f38b0dd6STero Kristo 		.sddiv_mask = 0xff << 24,
638f38b0dd6STero Kristo 		.flags = DPLL_J_TYPE,
639f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
640f38b0dd6STero Kristo 	};
641f38b0dd6STero Kristo 
642a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_m4xen_ck_ops, &dd);
643f38b0dd6STero Kristo }
644f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_jtype_dpll_clock, "ti,omap4-dpll-j-type-clock",
645f38b0dd6STero Kristo 	       of_ti_omap4_jtype_dpll_setup);
646f38b0dd6STero Kristo #endif
647f38b0dd6STero Kristo 
648f38b0dd6STero Kristo static void __init of_ti_am3_no_gate_dpll_setup(struct device_node *node)
649f38b0dd6STero Kristo {
650f38b0dd6STero Kristo 	const struct dpll_data dd = {
651f38b0dd6STero Kristo 		.idlest_mask = 0x1,
652f38b0dd6STero Kristo 		.enable_mask = 0x7,
653f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
654f38b0dd6STero Kristo 		.div1_mask = 0x7f,
655f38b0dd6STero Kristo 		.max_multiplier = 2047,
656f38b0dd6STero Kristo 		.max_divider = 128,
657f38b0dd6STero Kristo 		.min_divider = 1,
658f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
659f38b0dd6STero Kristo 	};
660f38b0dd6STero Kristo 
661a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_no_gate_ck_ops, &dd);
662f38b0dd6STero Kristo }
663f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_no_gate_dpll_clock, "ti,am3-dpll-no-gate-clock",
664f38b0dd6STero Kristo 	       of_ti_am3_no_gate_dpll_setup);
665f38b0dd6STero Kristo 
666f38b0dd6STero Kristo static void __init of_ti_am3_jtype_dpll_setup(struct device_node *node)
667f38b0dd6STero Kristo {
668f38b0dd6STero Kristo 	const struct dpll_data dd = {
669f38b0dd6STero Kristo 		.idlest_mask = 0x1,
670f38b0dd6STero Kristo 		.enable_mask = 0x7,
671f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
672f38b0dd6STero Kristo 		.div1_mask = 0x7f,
673f38b0dd6STero Kristo 		.max_multiplier = 4095,
674f38b0dd6STero Kristo 		.max_divider = 256,
675f38b0dd6STero Kristo 		.min_divider = 2,
676f38b0dd6STero Kristo 		.flags = DPLL_J_TYPE,
677f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
678f38b0dd6STero Kristo 	};
679f38b0dd6STero Kristo 
680a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_ck_ops, &dd);
681f38b0dd6STero Kristo }
682f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_jtype_dpll_clock, "ti,am3-dpll-j-type-clock",
683f38b0dd6STero Kristo 	       of_ti_am3_jtype_dpll_setup);
684f38b0dd6STero Kristo 
685f38b0dd6STero Kristo static void __init of_ti_am3_no_gate_jtype_dpll_setup(struct device_node *node)
686f38b0dd6STero Kristo {
687f38b0dd6STero Kristo 	const struct dpll_data dd = {
688f38b0dd6STero Kristo 		.idlest_mask = 0x1,
689f38b0dd6STero Kristo 		.enable_mask = 0x7,
690f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
691f38b0dd6STero Kristo 		.div1_mask = 0x7f,
692f38b0dd6STero Kristo 		.max_multiplier = 2047,
693f38b0dd6STero Kristo 		.max_divider = 128,
694f38b0dd6STero Kristo 		.min_divider = 1,
695f38b0dd6STero Kristo 		.flags = DPLL_J_TYPE,
696f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
697f38b0dd6STero Kristo 	};
698f38b0dd6STero Kristo 
699a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_no_gate_ck_ops, &dd);
700f38b0dd6STero Kristo }
701f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_no_gate_jtype_dpll_clock,
702f38b0dd6STero Kristo 	       "ti,am3-dpll-no-gate-j-type-clock",
703f38b0dd6STero Kristo 	       of_ti_am3_no_gate_jtype_dpll_setup);
704f38b0dd6STero Kristo 
705f38b0dd6STero Kristo static void __init of_ti_am3_dpll_setup(struct device_node *node)
706f38b0dd6STero Kristo {
707f38b0dd6STero Kristo 	const struct dpll_data dd = {
708f38b0dd6STero Kristo 		.idlest_mask = 0x1,
709f38b0dd6STero Kristo 		.enable_mask = 0x7,
710f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
711f38b0dd6STero Kristo 		.div1_mask = 0x7f,
712f38b0dd6STero Kristo 		.max_multiplier = 2047,
713f38b0dd6STero Kristo 		.max_divider = 128,
714f38b0dd6STero Kristo 		.min_divider = 1,
715f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
716f38b0dd6STero Kristo 	};
717f38b0dd6STero Kristo 
718a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_ck_ops, &dd);
719f38b0dd6STero Kristo }
720f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_dpll_clock, "ti,am3-dpll-clock", of_ti_am3_dpll_setup);
721f38b0dd6STero Kristo 
722f38b0dd6STero Kristo static void __init of_ti_am3_core_dpll_setup(struct device_node *node)
723f38b0dd6STero Kristo {
724f38b0dd6STero Kristo 	const struct dpll_data dd = {
725f38b0dd6STero Kristo 		.idlest_mask = 0x1,
726f38b0dd6STero Kristo 		.enable_mask = 0x7,
727f38b0dd6STero Kristo 		.mult_mask = 0x7ff << 8,
728f38b0dd6STero Kristo 		.div1_mask = 0x7f,
729f38b0dd6STero Kristo 		.max_multiplier = 2047,
730f38b0dd6STero Kristo 		.max_divider = 128,
731f38b0dd6STero Kristo 		.min_divider = 1,
732f38b0dd6STero Kristo 		.modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED),
733f38b0dd6STero Kristo 	};
734f38b0dd6STero Kristo 
735a6fe3771STero Kristo 	of_ti_dpll_setup(node, &dpll_core_ck_ops, &dd);
736f38b0dd6STero Kristo }
737f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_core_dpll_clock, "ti,am3-dpll-core-clock",
738f38b0dd6STero Kristo 	       of_ti_am3_core_dpll_setup);
739aa76fcf4STero Kristo 
740aa76fcf4STero Kristo static void __init of_ti_omap2_core_dpll_setup(struct device_node *node)
741aa76fcf4STero Kristo {
742aa76fcf4STero Kristo 	const struct dpll_data dd = {
743aa76fcf4STero Kristo 		.enable_mask = 0x3,
744aa76fcf4STero Kristo 		.mult_mask = 0x3ff << 12,
745aa76fcf4STero Kristo 		.div1_mask = 0xf << 8,
746aa76fcf4STero Kristo 		.max_divider = 16,
747aa76fcf4STero Kristo 		.min_divider = 1,
748aa76fcf4STero Kristo 	};
749aa76fcf4STero Kristo 
750aa76fcf4STero Kristo 	of_ti_dpll_setup(node, &omap2_dpll_core_ck_ops, &dd);
751aa76fcf4STero Kristo }
752aa76fcf4STero Kristo CLK_OF_DECLARE(ti_omap2_core_dpll_clock, "ti,omap2-dpll-core-clock",
753aa76fcf4STero Kristo 	       of_ti_omap2_core_dpll_setup);
754