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 117035cd485SRichard Watts static const struct clk_ops omap3_dpll5_ck_ops = { 118035cd485SRichard Watts .enable = &omap3_noncore_dpll_enable, 119035cd485SRichard Watts .disable = &omap3_noncore_dpll_disable, 120035cd485SRichard Watts .get_parent = &omap2_init_dpll_parent, 121035cd485SRichard Watts .recalc_rate = &omap3_dpll_recalc, 122035cd485SRichard Watts .set_rate = &omap3_dpll5_set_rate, 123035cd485SRichard Watts .set_parent = &omap3_noncore_dpll_set_parent, 124035cd485SRichard Watts .set_rate_and_parent = &omap3_noncore_dpll_set_rate_and_parent, 125035cd485SRichard Watts .determine_rate = &omap3_noncore_dpll_determine_rate, 126035cd485SRichard Watts .round_rate = &omap2_dpll_round_rate, 127035cd485SRichard Watts }; 128035cd485SRichard Watts 129f38b0dd6STero Kristo static const struct clk_ops omap3_dpll_per_ck_ops = { 130f38b0dd6STero Kristo .enable = &omap3_noncore_dpll_enable, 131f38b0dd6STero Kristo .disable = &omap3_noncore_dpll_disable, 132f38b0dd6STero Kristo .get_parent = &omap2_init_dpll_parent, 133f38b0dd6STero Kristo .recalc_rate = &omap3_dpll_recalc, 134f38b0dd6STero Kristo .set_rate = &omap3_dpll4_set_rate, 1352e1a7b01STero Kristo .set_parent = &omap3_noncore_dpll_set_parent, 1362e1a7b01STero Kristo .set_rate_and_parent = &omap3_dpll4_set_rate_and_parent, 1372e1a7b01STero Kristo .determine_rate = &omap3_noncore_dpll_determine_rate, 138f38b0dd6STero Kristo .round_rate = &omap2_dpll_round_rate, 139f38b0dd6STero Kristo }; 140f38b0dd6STero Kristo #endif 141f38b0dd6STero Kristo 142f38b0dd6STero Kristo static const struct clk_ops dpll_x2_ck_ops = { 143f38b0dd6STero Kristo .recalc_rate = &omap3_clkoutx2_recalc, 144f38b0dd6STero Kristo }; 145f38b0dd6STero Kristo 146f38b0dd6STero Kristo /** 147ed405a23STero Kristo * _register_dpll - low level registration of a DPLL clock 148f38b0dd6STero Kristo * @hw: hardware clock definition for the clock 149f38b0dd6STero Kristo * @node: device node for the clock 150f38b0dd6STero Kristo * 151f38b0dd6STero Kristo * Finalizes DPLL registration process. In case a failure (clk-ref or 152f38b0dd6STero Kristo * clk-bypass is missing), the clock is added to retry list and 153f38b0dd6STero Kristo * the initialization is retried on later stage. 154f38b0dd6STero Kristo */ 155ed405a23STero Kristo static void __init _register_dpll(struct clk_hw *hw, 156f38b0dd6STero Kristo struct device_node *node) 157f38b0dd6STero Kristo { 158f38b0dd6STero Kristo struct clk_hw_omap *clk_hw = to_clk_hw_omap(hw); 159f38b0dd6STero Kristo struct dpll_data *dd = clk_hw->dpll_data; 160f38b0dd6STero Kristo struct clk *clk; 161f38b0dd6STero Kristo 162b6f51284STero Kristo clk = of_clk_get(node, 0); 163b6f51284STero Kristo if (IS_ERR(clk)) { 164b6f51284STero Kristo pr_debug("clk-ref missing for %s, retry later\n", 165f38b0dd6STero Kristo node->name); 166ed405a23STero Kristo if (!ti_clk_retry_init(node, hw, _register_dpll)) 167f38b0dd6STero Kristo return; 168f38b0dd6STero Kristo 169f38b0dd6STero Kristo goto cleanup; 170f38b0dd6STero Kristo } 171f38b0dd6STero Kristo 172b6f51284STero Kristo dd->clk_ref = __clk_get_hw(clk); 173b6f51284STero Kristo 174b6f51284STero Kristo clk = of_clk_get(node, 1); 175b6f51284STero Kristo 176b6f51284STero Kristo if (IS_ERR(clk)) { 177b6f51284STero Kristo pr_debug("clk-bypass missing for %s, retry later\n", 178b6f51284STero Kristo node->name); 179b6f51284STero Kristo if (!ti_clk_retry_init(node, hw, _register_dpll)) 180b6f51284STero Kristo return; 181b6f51284STero Kristo 182b6f51284STero Kristo goto cleanup; 183b6f51284STero Kristo } 184b6f51284STero Kristo 185b6f51284STero Kristo dd->clk_bypass = __clk_get_hw(clk); 186b6f51284STero Kristo 187f38b0dd6STero Kristo /* register the clock */ 1881ae79c46STero Kristo clk = ti_clk_register(NULL, &clk_hw->hw, node->name); 189f38b0dd6STero Kristo 190f38b0dd6STero Kristo if (!IS_ERR(clk)) { 19198d8a60eSStephen Boyd omap2_init_clk_hw_omap_clocks(&clk_hw->hw); 192f38b0dd6STero Kristo of_clk_add_provider(node, of_clk_src_simple_get, clk); 193f38b0dd6STero Kristo kfree(clk_hw->hw.init->parent_names); 194f38b0dd6STero Kristo kfree(clk_hw->hw.init); 195f38b0dd6STero Kristo return; 196f38b0dd6STero Kristo } 197f38b0dd6STero Kristo 198f38b0dd6STero Kristo cleanup: 199f38b0dd6STero Kristo kfree(clk_hw->dpll_data); 200f38b0dd6STero Kristo kfree(clk_hw->hw.init->parent_names); 201f38b0dd6STero Kristo kfree(clk_hw->hw.init); 202f38b0dd6STero Kristo kfree(clk_hw); 203f38b0dd6STero Kristo } 204f38b0dd6STero Kristo 2056793a30aSArnd Bergmann #if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_ATAGS) 206*6c0afb50STero Kristo void _get_reg(u8 module, u16 offset, struct clk_omap_reg *reg) 207ed405a23STero Kristo { 208*6c0afb50STero Kristo reg->index = module; 209*6c0afb50STero Kristo reg->offset = offset; 210ed405a23STero Kristo } 211ed405a23STero Kristo 212ed405a23STero Kristo struct clk *ti_clk_register_dpll(struct ti_clk *setup) 213ed405a23STero Kristo { 214ed405a23STero Kristo struct clk_hw_omap *clk_hw; 215ed405a23STero Kristo struct clk_init_data init = { NULL }; 216ed405a23STero Kristo struct dpll_data *dd; 217ed405a23STero Kristo struct clk *clk; 218ed405a23STero Kristo struct ti_clk_dpll *dpll; 219ed405a23STero Kristo const struct clk_ops *ops = &omap3_dpll_ck_ops; 220ed405a23STero Kristo struct clk *clk_ref; 221ed405a23STero Kristo struct clk *clk_bypass; 222ed405a23STero Kristo 223ed405a23STero Kristo dpll = setup->data; 224ed405a23STero Kristo 225ed405a23STero Kristo if (dpll->num_parents < 2) 226ed405a23STero Kristo return ERR_PTR(-EINVAL); 227ed405a23STero Kristo 228ed405a23STero Kristo clk_ref = clk_get_sys(NULL, dpll->parents[0]); 229ed405a23STero Kristo clk_bypass = clk_get_sys(NULL, dpll->parents[1]); 230ed405a23STero Kristo 231ed405a23STero Kristo if (IS_ERR_OR_NULL(clk_ref) || IS_ERR_OR_NULL(clk_bypass)) 232ed405a23STero Kristo return ERR_PTR(-EAGAIN); 233ed405a23STero Kristo 234ed405a23STero Kristo dd = kzalloc(sizeof(*dd), GFP_KERNEL); 235ed405a23STero Kristo clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL); 236ed405a23STero Kristo if (!dd || !clk_hw) { 237ed405a23STero Kristo clk = ERR_PTR(-ENOMEM); 238ed405a23STero Kristo goto cleanup; 239ed405a23STero Kristo } 240ed405a23STero Kristo 241ed405a23STero Kristo clk_hw->dpll_data = dd; 242ed405a23STero Kristo clk_hw->ops = &clkhwops_omap3_dpll; 243ed405a23STero Kristo clk_hw->hw.init = &init; 244ed405a23STero Kristo 245ed405a23STero Kristo init.name = setup->name; 246ed405a23STero Kristo init.ops = ops; 247ed405a23STero Kristo 248ed405a23STero Kristo init.num_parents = dpll->num_parents; 249ed405a23STero Kristo init.parent_names = dpll->parents; 250ed405a23STero Kristo 251*6c0afb50STero Kristo _get_reg(dpll->module, dpll->control_reg, &dd->control_reg); 252*6c0afb50STero Kristo _get_reg(dpll->module, dpll->idlest_reg, &dd->idlest_reg); 253*6c0afb50STero Kristo _get_reg(dpll->module, dpll->mult_div1_reg, &dd->mult_div1_reg); 254*6c0afb50STero Kristo _get_reg(dpll->module, dpll->autoidle_reg, &dd->autoidle_reg); 255ed405a23STero Kristo 256ed405a23STero Kristo dd->modes = dpll->modes; 257ed405a23STero Kristo dd->div1_mask = dpll->div1_mask; 258ed405a23STero Kristo dd->idlest_mask = dpll->idlest_mask; 259ed405a23STero Kristo dd->mult_mask = dpll->mult_mask; 260ed405a23STero Kristo dd->autoidle_mask = dpll->autoidle_mask; 261ed405a23STero Kristo dd->enable_mask = dpll->enable_mask; 262ed405a23STero Kristo dd->sddiv_mask = dpll->sddiv_mask; 263ed405a23STero Kristo dd->dco_mask = dpll->dco_mask; 264ed405a23STero Kristo dd->max_divider = dpll->max_divider; 265ed405a23STero Kristo dd->min_divider = dpll->min_divider; 266ed405a23STero Kristo dd->max_multiplier = dpll->max_multiplier; 267ed405a23STero Kristo dd->auto_recal_bit = dpll->auto_recal_bit; 268ed405a23STero Kristo dd->recal_en_bit = dpll->recal_en_bit; 269ed405a23STero Kristo dd->recal_st_bit = dpll->recal_st_bit; 270ed405a23STero Kristo 271b6f51284STero Kristo dd->clk_ref = __clk_get_hw(clk_ref); 272b6f51284STero Kristo dd->clk_bypass = __clk_get_hw(clk_bypass); 273ed405a23STero Kristo 274ed405a23STero Kristo if (dpll->flags & CLKF_CORE) 275ed405a23STero Kristo ops = &omap3_dpll_core_ck_ops; 276ed405a23STero Kristo 277ed405a23STero Kristo if (dpll->flags & CLKF_PER) 278ed405a23STero Kristo ops = &omap3_dpll_per_ck_ops; 279ed405a23STero Kristo 280ed405a23STero Kristo if (dpll->flags & CLKF_J_TYPE) 281ed405a23STero Kristo dd->flags |= DPLL_J_TYPE; 282ed405a23STero Kristo 2831ae79c46STero Kristo clk = ti_clk_register(NULL, &clk_hw->hw, setup->name); 284ed405a23STero Kristo 285ed405a23STero Kristo if (!IS_ERR(clk)) 286ed405a23STero Kristo return clk; 287ed405a23STero Kristo 288ed405a23STero Kristo cleanup: 289ed405a23STero Kristo kfree(dd); 290ed405a23STero Kristo kfree(clk_hw); 291ed405a23STero Kristo return clk; 292ed405a23STero Kristo } 2936793a30aSArnd Bergmann #endif 294ed405a23STero Kristo 295f38b0dd6STero Kristo #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \ 2964332ec1aSRoger Quadros defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM33XX) || \ 2974332ec1aSRoger Quadros defined(CONFIG_SOC_AM43XX) 298f38b0dd6STero Kristo /** 299ed405a23STero Kristo * _register_dpll_x2 - Registers a DPLLx2 clock 300f38b0dd6STero Kristo * @node: device node for this clock 301f38b0dd6STero Kristo * @ops: clk_ops for this clock 302f38b0dd6STero Kristo * @hw_ops: clk_hw_ops for this clock 303f38b0dd6STero Kristo * 304f38b0dd6STero Kristo * Initializes a DPLL x 2 clock from device tree data. 305f38b0dd6STero Kristo */ 306ed405a23STero Kristo static void _register_dpll_x2(struct device_node *node, 307f38b0dd6STero Kristo const struct clk_ops *ops, 308f38b0dd6STero Kristo const struct clk_hw_omap_ops *hw_ops) 309f38b0dd6STero Kristo { 310f38b0dd6STero Kristo struct clk *clk; 311f38b0dd6STero Kristo struct clk_init_data init = { NULL }; 312f38b0dd6STero Kristo struct clk_hw_omap *clk_hw; 313f38b0dd6STero Kristo const char *name = node->name; 314f38b0dd6STero Kristo const char *parent_name; 315473adbf4STero Kristo int ret; 316f38b0dd6STero Kristo 317f38b0dd6STero Kristo parent_name = of_clk_get_parent_name(node, 0); 318f38b0dd6STero Kristo if (!parent_name) { 319f38b0dd6STero Kristo pr_err("%s must have parent\n", node->name); 320f38b0dd6STero Kristo return; 321f38b0dd6STero Kristo } 322f38b0dd6STero Kristo 323f38b0dd6STero Kristo clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL); 324f38b0dd6STero Kristo if (!clk_hw) 325f38b0dd6STero Kristo return; 326f38b0dd6STero Kristo 327f38b0dd6STero Kristo clk_hw->ops = hw_ops; 328f38b0dd6STero Kristo clk_hw->hw.init = &init; 329f38b0dd6STero Kristo 330f38b0dd6STero Kristo init.name = name; 331f38b0dd6STero Kristo init.ops = ops; 332f38b0dd6STero Kristo init.parent_names = &parent_name; 333f38b0dd6STero Kristo init.num_parents = 1; 334f38b0dd6STero Kristo 335473adbf4STero Kristo if (hw_ops == &clkhwops_omap4_dpllmx) { 336473adbf4STero Kristo /* Check if register defined, if not, drop hw-ops */ 337473adbf4STero Kristo ret = of_property_count_elems_of_size(node, "reg", 1); 338473adbf4STero Kristo if (ret <= 0) { 339473adbf4STero Kristo hw_ops = NULL; 340*6c0afb50STero Kristo } else if (ti_clk_get_reg_addr(node, 0, &clk_hw->clksel_reg)) { 341473adbf4STero Kristo kfree(clk_hw); 342473adbf4STero Kristo return; 343473adbf4STero Kristo } 344473adbf4STero Kristo } 345473adbf4STero Kristo 346f38b0dd6STero Kristo /* register the clock */ 3471ae79c46STero Kristo clk = ti_clk_register(NULL, &clk_hw->hw, name); 348f38b0dd6STero Kristo 349f38b0dd6STero Kristo if (IS_ERR(clk)) { 350f38b0dd6STero Kristo kfree(clk_hw); 351f38b0dd6STero Kristo } else { 35298d8a60eSStephen Boyd omap2_init_clk_hw_omap_clocks(&clk_hw->hw); 353f38b0dd6STero Kristo of_clk_add_provider(node, of_clk_src_simple_get, clk); 354f38b0dd6STero Kristo } 355f38b0dd6STero Kristo } 356f38b0dd6STero Kristo #endif 357f38b0dd6STero Kristo 358f38b0dd6STero Kristo /** 359f38b0dd6STero Kristo * of_ti_dpll_setup - Setup function for OMAP DPLL clocks 360f38b0dd6STero Kristo * @node: device node containing the DPLL info 361f38b0dd6STero Kristo * @ops: ops for the DPLL 362f38b0dd6STero Kristo * @ddt: DPLL data template to use 363f38b0dd6STero Kristo * 364f38b0dd6STero Kristo * Initializes a DPLL clock from device tree data. 365f38b0dd6STero Kristo */ 366f38b0dd6STero Kristo static void __init of_ti_dpll_setup(struct device_node *node, 367f38b0dd6STero Kristo const struct clk_ops *ops, 368a6fe3771STero Kristo const struct dpll_data *ddt) 369f38b0dd6STero Kristo { 370f38b0dd6STero Kristo struct clk_hw_omap *clk_hw = NULL; 371f38b0dd6STero Kristo struct clk_init_data *init = NULL; 372f38b0dd6STero Kristo const char **parent_names = NULL; 373f38b0dd6STero Kristo struct dpll_data *dd = NULL; 374f38b0dd6STero Kristo u8 dpll_mode = 0; 375f38b0dd6STero Kristo 376f38b0dd6STero Kristo dd = kzalloc(sizeof(*dd), GFP_KERNEL); 377f38b0dd6STero Kristo clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL); 378f38b0dd6STero Kristo init = kzalloc(sizeof(*init), GFP_KERNEL); 379f38b0dd6STero Kristo if (!dd || !clk_hw || !init) 380f38b0dd6STero Kristo goto cleanup; 381f38b0dd6STero Kristo 382f38b0dd6STero Kristo memcpy(dd, ddt, sizeof(*dd)); 383f38b0dd6STero Kristo 384f38b0dd6STero Kristo clk_hw->dpll_data = dd; 385f38b0dd6STero Kristo clk_hw->ops = &clkhwops_omap3_dpll; 386f38b0dd6STero Kristo clk_hw->hw.init = init; 387f38b0dd6STero Kristo 388f38b0dd6STero Kristo init->name = node->name; 389f38b0dd6STero Kristo init->ops = ops; 390f38b0dd6STero Kristo 391f38b0dd6STero Kristo init->num_parents = of_clk_get_parent_count(node); 392921bacfaSStephen Boyd if (!init->num_parents) { 393f38b0dd6STero Kristo pr_err("%s must have parent(s)\n", node->name); 394f38b0dd6STero Kristo goto cleanup; 395f38b0dd6STero Kristo } 396f38b0dd6STero Kristo 397f38b0dd6STero Kristo parent_names = kzalloc(sizeof(char *) * init->num_parents, GFP_KERNEL); 398f38b0dd6STero Kristo if (!parent_names) 399f38b0dd6STero Kristo goto cleanup; 400f38b0dd6STero Kristo 4019da9e761SDinh Nguyen of_clk_parent_fill(node, parent_names, init->num_parents); 402f38b0dd6STero Kristo 403f38b0dd6STero Kristo init->parent_names = parent_names; 404f38b0dd6STero Kristo 405*6c0afb50STero Kristo if (ti_clk_get_reg_addr(node, 0, &dd->control_reg)) 406*6c0afb50STero Kristo goto cleanup; 407f38b0dd6STero Kristo 408aa76fcf4STero Kristo /* 409aa76fcf4STero Kristo * Special case for OMAP2 DPLL, register order is different due to 410aa76fcf4STero Kristo * missing idlest_reg, also clkhwops is different. Detected from 411aa76fcf4STero Kristo * missing idlest_mask. 412aa76fcf4STero Kristo */ 413aa76fcf4STero Kristo if (!dd->idlest_mask) { 414*6c0afb50STero Kristo if (ti_clk_get_reg_addr(node, 1, &dd->mult_div1_reg)) 415*6c0afb50STero Kristo goto cleanup; 416aa76fcf4STero Kristo #ifdef CONFIG_ARCH_OMAP2 417aa76fcf4STero Kristo clk_hw->ops = &clkhwops_omap2xxx_dpll; 418aa76fcf4STero Kristo omap2xxx_clkt_dpllcore_init(&clk_hw->hw); 419aa76fcf4STero Kristo #endif 420aa76fcf4STero Kristo } else { 421*6c0afb50STero Kristo if (ti_clk_get_reg_addr(node, 1, &dd->idlest_reg)) 422aa76fcf4STero Kristo goto cleanup; 423aa76fcf4STero Kristo 424*6c0afb50STero Kristo if (ti_clk_get_reg_addr(node, 2, &dd->mult_div1_reg)) 425*6c0afb50STero Kristo goto cleanup; 426aa76fcf4STero Kristo } 427aa76fcf4STero Kristo 428a6fe3771STero Kristo if (dd->autoidle_mask) { 429*6c0afb50STero Kristo if (ti_clk_get_reg_addr(node, 3, &dd->autoidle_reg)) 430f38b0dd6STero Kristo goto cleanup; 431f38b0dd6STero Kristo } 432f38b0dd6STero Kristo 433f38b0dd6STero Kristo if (of_property_read_bool(node, "ti,low-power-stop")) 434f38b0dd6STero Kristo dpll_mode |= 1 << DPLL_LOW_POWER_STOP; 435f38b0dd6STero Kristo 436f38b0dd6STero Kristo if (of_property_read_bool(node, "ti,low-power-bypass")) 437f38b0dd6STero Kristo dpll_mode |= 1 << DPLL_LOW_POWER_BYPASS; 438f38b0dd6STero Kristo 439f38b0dd6STero Kristo if (of_property_read_bool(node, "ti,lock")) 440f38b0dd6STero Kristo dpll_mode |= 1 << DPLL_LOCKED; 441f38b0dd6STero Kristo 442f38b0dd6STero Kristo if (dpll_mode) 443f38b0dd6STero Kristo dd->modes = dpll_mode; 444f38b0dd6STero Kristo 445ed405a23STero Kristo _register_dpll(&clk_hw->hw, node); 446f38b0dd6STero Kristo return; 447f38b0dd6STero Kristo 448f38b0dd6STero Kristo cleanup: 449f38b0dd6STero Kristo kfree(dd); 450f38b0dd6STero Kristo kfree(parent_names); 451f38b0dd6STero Kristo kfree(init); 452f38b0dd6STero Kristo kfree(clk_hw); 453f38b0dd6STero Kristo } 454f38b0dd6STero Kristo 455f38b0dd6STero Kristo #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \ 456f38b0dd6STero Kristo defined(CONFIG_SOC_DRA7XX) 457f38b0dd6STero Kristo static void __init of_ti_omap4_dpll_x2_setup(struct device_node *node) 458f38b0dd6STero Kristo { 459ed405a23STero Kristo _register_dpll_x2(node, &dpll_x2_ck_ops, &clkhwops_omap4_dpllmx); 460f38b0dd6STero Kristo } 461f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_dpll_x2_clock, "ti,omap4-dpll-x2-clock", 462f38b0dd6STero Kristo of_ti_omap4_dpll_x2_setup); 463f38b0dd6STero Kristo #endif 464f38b0dd6STero Kristo 4654332ec1aSRoger Quadros #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) 466f38b0dd6STero Kristo static void __init of_ti_am3_dpll_x2_setup(struct device_node *node) 467f38b0dd6STero Kristo { 468ed405a23STero Kristo _register_dpll_x2(node, &dpll_x2_ck_ops, NULL); 469f38b0dd6STero Kristo } 470f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_dpll_x2_clock, "ti,am3-dpll-x2-clock", 471f38b0dd6STero Kristo of_ti_am3_dpll_x2_setup); 472f38b0dd6STero Kristo #endif 473f38b0dd6STero Kristo 474f38b0dd6STero Kristo #ifdef CONFIG_ARCH_OMAP3 475f38b0dd6STero Kristo static void __init of_ti_omap3_dpll_setup(struct device_node *node) 476f38b0dd6STero Kristo { 477f38b0dd6STero Kristo const struct dpll_data dd = { 478f38b0dd6STero Kristo .idlest_mask = 0x1, 479f38b0dd6STero Kristo .enable_mask = 0x7, 480f38b0dd6STero Kristo .autoidle_mask = 0x7, 481f38b0dd6STero Kristo .mult_mask = 0x7ff << 8, 482f38b0dd6STero Kristo .div1_mask = 0x7f, 483f38b0dd6STero Kristo .max_multiplier = 2047, 484f38b0dd6STero Kristo .max_divider = 128, 485f38b0dd6STero Kristo .min_divider = 1, 486f38b0dd6STero Kristo .freqsel_mask = 0xf0, 487f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 488f38b0dd6STero Kristo }; 489f38b0dd6STero Kristo 490035cd485SRichard Watts if ((of_machine_is_compatible("ti,omap3630") || 491035cd485SRichard Watts of_machine_is_compatible("ti,omap36xx")) && 492035cd485SRichard Watts !strcmp(node->name, "dpll5_ck")) 493035cd485SRichard Watts of_ti_dpll_setup(node, &omap3_dpll5_ck_ops, &dd); 494035cd485SRichard Watts else 495a6fe3771STero Kristo of_ti_dpll_setup(node, &omap3_dpll_ck_ops, &dd); 496f38b0dd6STero Kristo } 497f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap3_dpll_clock, "ti,omap3-dpll-clock", 498f38b0dd6STero Kristo of_ti_omap3_dpll_setup); 499f38b0dd6STero Kristo 500f38b0dd6STero Kristo static void __init of_ti_omap3_core_dpll_setup(struct device_node *node) 501f38b0dd6STero Kristo { 502f38b0dd6STero Kristo const struct dpll_data dd = { 503f38b0dd6STero Kristo .idlest_mask = 0x1, 504f38b0dd6STero Kristo .enable_mask = 0x7, 505f38b0dd6STero Kristo .autoidle_mask = 0x7, 506f38b0dd6STero Kristo .mult_mask = 0x7ff << 16, 507f38b0dd6STero Kristo .div1_mask = 0x7f << 8, 508f38b0dd6STero Kristo .max_multiplier = 2047, 509f38b0dd6STero Kristo .max_divider = 128, 510f38b0dd6STero Kristo .min_divider = 1, 511f38b0dd6STero Kristo .freqsel_mask = 0xf0, 512f38b0dd6STero Kristo }; 513f38b0dd6STero Kristo 514a6fe3771STero Kristo of_ti_dpll_setup(node, &omap3_dpll_core_ck_ops, &dd); 515f38b0dd6STero Kristo } 516f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap3_core_dpll_clock, "ti,omap3-dpll-core-clock", 517f38b0dd6STero Kristo of_ti_omap3_core_dpll_setup); 518f38b0dd6STero Kristo 519f38b0dd6STero Kristo static void __init of_ti_omap3_per_dpll_setup(struct device_node *node) 520f38b0dd6STero Kristo { 521f38b0dd6STero Kristo const struct dpll_data dd = { 522f38b0dd6STero Kristo .idlest_mask = 0x1 << 1, 523f38b0dd6STero Kristo .enable_mask = 0x7 << 16, 524f38b0dd6STero Kristo .autoidle_mask = 0x7 << 3, 525f38b0dd6STero Kristo .mult_mask = 0x7ff << 8, 526f38b0dd6STero Kristo .div1_mask = 0x7f, 527f38b0dd6STero Kristo .max_multiplier = 2047, 528f38b0dd6STero Kristo .max_divider = 128, 529f38b0dd6STero Kristo .min_divider = 1, 530f38b0dd6STero Kristo .freqsel_mask = 0xf00000, 531f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_STOP) | (1 << DPLL_LOCKED), 532f38b0dd6STero Kristo }; 533f38b0dd6STero Kristo 534a6fe3771STero Kristo of_ti_dpll_setup(node, &omap3_dpll_per_ck_ops, &dd); 535f38b0dd6STero Kristo } 536f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap3_per_dpll_clock, "ti,omap3-dpll-per-clock", 537f38b0dd6STero Kristo of_ti_omap3_per_dpll_setup); 538f38b0dd6STero Kristo 539f38b0dd6STero Kristo static void __init of_ti_omap3_per_jtype_dpll_setup(struct device_node *node) 540f38b0dd6STero Kristo { 541f38b0dd6STero Kristo const struct dpll_data dd = { 542f38b0dd6STero Kristo .idlest_mask = 0x1 << 1, 543f38b0dd6STero Kristo .enable_mask = 0x7 << 16, 544f38b0dd6STero Kristo .autoidle_mask = 0x7 << 3, 545f38b0dd6STero Kristo .mult_mask = 0xfff << 8, 546f38b0dd6STero Kristo .div1_mask = 0x7f, 547f38b0dd6STero Kristo .max_multiplier = 4095, 548f38b0dd6STero Kristo .max_divider = 128, 549f38b0dd6STero Kristo .min_divider = 1, 550f38b0dd6STero Kristo .sddiv_mask = 0xff << 24, 551f38b0dd6STero Kristo .dco_mask = 0xe << 20, 552f38b0dd6STero Kristo .flags = DPLL_J_TYPE, 553f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_STOP) | (1 << DPLL_LOCKED), 554f38b0dd6STero Kristo }; 555f38b0dd6STero Kristo 556a6fe3771STero Kristo of_ti_dpll_setup(node, &omap3_dpll_per_ck_ops, &dd); 557f38b0dd6STero Kristo } 558f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap3_per_jtype_dpll_clock, "ti,omap3-dpll-per-j-type-clock", 559f38b0dd6STero Kristo of_ti_omap3_per_jtype_dpll_setup); 560f38b0dd6STero Kristo #endif 561f38b0dd6STero Kristo 562f38b0dd6STero Kristo static void __init of_ti_omap4_dpll_setup(struct device_node *node) 563f38b0dd6STero Kristo { 564f38b0dd6STero Kristo const struct dpll_data dd = { 565f38b0dd6STero Kristo .idlest_mask = 0x1, 566f38b0dd6STero Kristo .enable_mask = 0x7, 567f38b0dd6STero Kristo .autoidle_mask = 0x7, 568f38b0dd6STero Kristo .mult_mask = 0x7ff << 8, 569f38b0dd6STero Kristo .div1_mask = 0x7f, 570f38b0dd6STero Kristo .max_multiplier = 2047, 571f38b0dd6STero Kristo .max_divider = 128, 572f38b0dd6STero Kristo .min_divider = 1, 573f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 574f38b0dd6STero Kristo }; 575f38b0dd6STero Kristo 576a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_ck_ops, &dd); 577f38b0dd6STero Kristo } 578f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_dpll_clock, "ti,omap4-dpll-clock", 579f38b0dd6STero Kristo of_ti_omap4_dpll_setup); 580f38b0dd6STero Kristo 581b4be0189SNishanth Menon static void __init of_ti_omap5_mpu_dpll_setup(struct device_node *node) 582b4be0189SNishanth Menon { 583b4be0189SNishanth Menon const struct dpll_data dd = { 584b4be0189SNishanth Menon .idlest_mask = 0x1, 585b4be0189SNishanth Menon .enable_mask = 0x7, 586b4be0189SNishanth Menon .autoidle_mask = 0x7, 587b4be0189SNishanth Menon .mult_mask = 0x7ff << 8, 588b4be0189SNishanth Menon .div1_mask = 0x7f, 589b4be0189SNishanth Menon .max_multiplier = 2047, 590b4be0189SNishanth Menon .max_divider = 128, 591b4be0189SNishanth Menon .dcc_mask = BIT(22), 592b4be0189SNishanth Menon .dcc_rate = 1400000000, /* DCC beyond 1.4GHz */ 593b4be0189SNishanth Menon .min_divider = 1, 594b4be0189SNishanth Menon .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 595b4be0189SNishanth Menon }; 596b4be0189SNishanth Menon 597b4be0189SNishanth Menon of_ti_dpll_setup(node, &dpll_ck_ops, &dd); 598b4be0189SNishanth Menon } 599b4be0189SNishanth Menon CLK_OF_DECLARE(of_ti_omap5_mpu_dpll_clock, "ti,omap5-mpu-dpll-clock", 600b4be0189SNishanth Menon of_ti_omap5_mpu_dpll_setup); 601b4be0189SNishanth Menon 602f38b0dd6STero Kristo static void __init of_ti_omap4_core_dpll_setup(struct device_node *node) 603f38b0dd6STero Kristo { 604f38b0dd6STero Kristo const struct dpll_data dd = { 605f38b0dd6STero Kristo .idlest_mask = 0x1, 606f38b0dd6STero Kristo .enable_mask = 0x7, 607f38b0dd6STero Kristo .autoidle_mask = 0x7, 608f38b0dd6STero Kristo .mult_mask = 0x7ff << 8, 609f38b0dd6STero Kristo .div1_mask = 0x7f, 610f38b0dd6STero Kristo .max_multiplier = 2047, 611f38b0dd6STero Kristo .max_divider = 128, 612f38b0dd6STero Kristo .min_divider = 1, 613f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 614f38b0dd6STero Kristo }; 615f38b0dd6STero Kristo 616a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_core_ck_ops, &dd); 617f38b0dd6STero Kristo } 618f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_core_dpll_clock, "ti,omap4-dpll-core-clock", 619f38b0dd6STero Kristo of_ti_omap4_core_dpll_setup); 620f38b0dd6STero Kristo 621f38b0dd6STero Kristo #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \ 622f38b0dd6STero Kristo defined(CONFIG_SOC_DRA7XX) 623f38b0dd6STero Kristo static void __init of_ti_omap4_m4xen_dpll_setup(struct device_node *node) 624f38b0dd6STero Kristo { 625f38b0dd6STero Kristo const struct dpll_data dd = { 626f38b0dd6STero Kristo .idlest_mask = 0x1, 627f38b0dd6STero Kristo .enable_mask = 0x7, 628f38b0dd6STero Kristo .autoidle_mask = 0x7, 629f38b0dd6STero Kristo .mult_mask = 0x7ff << 8, 630f38b0dd6STero Kristo .div1_mask = 0x7f, 631f38b0dd6STero Kristo .max_multiplier = 2047, 632f38b0dd6STero Kristo .max_divider = 128, 633f38b0dd6STero Kristo .min_divider = 1, 634f38b0dd6STero Kristo .m4xen_mask = 0x800, 635f38b0dd6STero Kristo .lpmode_mask = 1 << 10, 636f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 637f38b0dd6STero Kristo }; 638f38b0dd6STero Kristo 639a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_m4xen_ck_ops, &dd); 640f38b0dd6STero Kristo } 641f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_m4xen_dpll_clock, "ti,omap4-dpll-m4xen-clock", 642f38b0dd6STero Kristo of_ti_omap4_m4xen_dpll_setup); 643f38b0dd6STero Kristo 644f38b0dd6STero Kristo static void __init of_ti_omap4_jtype_dpll_setup(struct device_node *node) 645f38b0dd6STero Kristo { 646f38b0dd6STero Kristo const struct dpll_data dd = { 647f38b0dd6STero Kristo .idlest_mask = 0x1, 648f38b0dd6STero Kristo .enable_mask = 0x7, 649f38b0dd6STero Kristo .autoidle_mask = 0x7, 650f38b0dd6STero Kristo .mult_mask = 0xfff << 8, 651f38b0dd6STero Kristo .div1_mask = 0xff, 652f38b0dd6STero Kristo .max_multiplier = 4095, 653f38b0dd6STero Kristo .max_divider = 256, 654f38b0dd6STero Kristo .min_divider = 1, 655f38b0dd6STero Kristo .sddiv_mask = 0xff << 24, 656f38b0dd6STero Kristo .flags = DPLL_J_TYPE, 657f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 658f38b0dd6STero Kristo }; 659f38b0dd6STero Kristo 660a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_m4xen_ck_ops, &dd); 661f38b0dd6STero Kristo } 662f38b0dd6STero Kristo CLK_OF_DECLARE(ti_omap4_jtype_dpll_clock, "ti,omap4-dpll-j-type-clock", 663f38b0dd6STero Kristo of_ti_omap4_jtype_dpll_setup); 664f38b0dd6STero Kristo #endif 665f38b0dd6STero Kristo 666f38b0dd6STero Kristo static void __init of_ti_am3_no_gate_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 = 2047, 674f38b0dd6STero Kristo .max_divider = 128, 675f38b0dd6STero Kristo .min_divider = 1, 6763db5ca27STero Kristo .max_rate = 1000000000, 677f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 678f38b0dd6STero Kristo }; 679f38b0dd6STero Kristo 680a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_no_gate_ck_ops, &dd); 681f38b0dd6STero Kristo } 682f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_no_gate_dpll_clock, "ti,am3-dpll-no-gate-clock", 683f38b0dd6STero Kristo of_ti_am3_no_gate_dpll_setup); 684f38b0dd6STero Kristo 685f38b0dd6STero Kristo static void __init of_ti_am3_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 = 4095, 693f38b0dd6STero Kristo .max_divider = 256, 694f38b0dd6STero Kristo .min_divider = 2, 695f38b0dd6STero Kristo .flags = DPLL_J_TYPE, 6963db5ca27STero Kristo .max_rate = 2000000000, 697f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 698f38b0dd6STero Kristo }; 699f38b0dd6STero Kristo 700a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_ck_ops, &dd); 701f38b0dd6STero Kristo } 702f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_jtype_dpll_clock, "ti,am3-dpll-j-type-clock", 703f38b0dd6STero Kristo of_ti_am3_jtype_dpll_setup); 704f38b0dd6STero Kristo 705f38b0dd6STero Kristo static void __init of_ti_am3_no_gate_jtype_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, 7153db5ca27STero Kristo .max_rate = 2000000000, 716f38b0dd6STero Kristo .flags = DPLL_J_TYPE, 717f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 718f38b0dd6STero Kristo }; 719f38b0dd6STero Kristo 720a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_no_gate_ck_ops, &dd); 721f38b0dd6STero Kristo } 722f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_no_gate_jtype_dpll_clock, 723f38b0dd6STero Kristo "ti,am3-dpll-no-gate-j-type-clock", 724f38b0dd6STero Kristo of_ti_am3_no_gate_jtype_dpll_setup); 725f38b0dd6STero Kristo 726f38b0dd6STero Kristo static void __init of_ti_am3_dpll_setup(struct device_node *node) 727f38b0dd6STero Kristo { 728f38b0dd6STero Kristo const struct dpll_data dd = { 729f38b0dd6STero Kristo .idlest_mask = 0x1, 730f38b0dd6STero Kristo .enable_mask = 0x7, 731f38b0dd6STero Kristo .mult_mask = 0x7ff << 8, 732f38b0dd6STero Kristo .div1_mask = 0x7f, 733f38b0dd6STero Kristo .max_multiplier = 2047, 734f38b0dd6STero Kristo .max_divider = 128, 735f38b0dd6STero Kristo .min_divider = 1, 7363db5ca27STero Kristo .max_rate = 1000000000, 737f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 738f38b0dd6STero Kristo }; 739f38b0dd6STero Kristo 740a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_ck_ops, &dd); 741f38b0dd6STero Kristo } 742f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_dpll_clock, "ti,am3-dpll-clock", of_ti_am3_dpll_setup); 743f38b0dd6STero Kristo 744f38b0dd6STero Kristo static void __init of_ti_am3_core_dpll_setup(struct device_node *node) 745f38b0dd6STero Kristo { 746f38b0dd6STero Kristo const struct dpll_data dd = { 747f38b0dd6STero Kristo .idlest_mask = 0x1, 748f38b0dd6STero Kristo .enable_mask = 0x7, 749f38b0dd6STero Kristo .mult_mask = 0x7ff << 8, 750f38b0dd6STero Kristo .div1_mask = 0x7f, 751f38b0dd6STero Kristo .max_multiplier = 2047, 752f38b0dd6STero Kristo .max_divider = 128, 753f38b0dd6STero Kristo .min_divider = 1, 7543db5ca27STero Kristo .max_rate = 1000000000, 755f38b0dd6STero Kristo .modes = (1 << DPLL_LOW_POWER_BYPASS) | (1 << DPLL_LOCKED), 756f38b0dd6STero Kristo }; 757f38b0dd6STero Kristo 758a6fe3771STero Kristo of_ti_dpll_setup(node, &dpll_core_ck_ops, &dd); 759f38b0dd6STero Kristo } 760f38b0dd6STero Kristo CLK_OF_DECLARE(ti_am3_core_dpll_clock, "ti,am3-dpll-core-clock", 761f38b0dd6STero Kristo of_ti_am3_core_dpll_setup); 762aa76fcf4STero Kristo 763aa76fcf4STero Kristo static void __init of_ti_omap2_core_dpll_setup(struct device_node *node) 764aa76fcf4STero Kristo { 765aa76fcf4STero Kristo const struct dpll_data dd = { 766aa76fcf4STero Kristo .enable_mask = 0x3, 767aa76fcf4STero Kristo .mult_mask = 0x3ff << 12, 768aa76fcf4STero Kristo .div1_mask = 0xf << 8, 769aa76fcf4STero Kristo .max_divider = 16, 770aa76fcf4STero Kristo .min_divider = 1, 771aa76fcf4STero Kristo }; 772aa76fcf4STero Kristo 773aa76fcf4STero Kristo of_ti_dpll_setup(node, &omap2_dpll_core_ck_ops, &dd); 774aa76fcf4STero Kristo } 775aa76fcf4STero Kristo CLK_OF_DECLARE(ti_omap2_core_dpll_clock, "ti,omap2-dpll-core-clock", 776aa76fcf4STero Kristo of_ti_omap2_core_dpll_setup); 777