Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 1 | /* |
| 2 | * SH7372 clock framework support |
| 3 | * |
| 4 | * Copyright (C) 2010 Magnus Damm |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 18 | */ |
| 19 | #include <linux/init.h> |
| 20 | #include <linux/kernel.h> |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 21 | #include <linux/io.h> |
| 22 | #include <linux/sh_clk.h> |
Jean-Christop PLAGNIOL-VILLARD | 6d803ba | 2010-11-17 10:04:33 +0100 | [diff] [blame] | 23 | #include <linux/clkdev.h> |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 24 | #include <mach/common.h> |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 25 | |
| 26 | /* SH7372 registers */ |
| 27 | #define FRQCRA 0xe6150000 |
| 28 | #define FRQCRB 0xe6150004 |
| 29 | #define FRQCRC 0xe61500e0 |
| 30 | #define FRQCRD 0xe61500e4 |
| 31 | #define VCLKCR1 0xe6150008 |
| 32 | #define VCLKCR2 0xe615000c |
| 33 | #define VCLKCR3 0xe615001c |
| 34 | #define FMSICKCR 0xe6150010 |
| 35 | #define FMSOCKCR 0xe6150014 |
| 36 | #define FSIACKCR 0xe6150018 |
| 37 | #define FSIBCKCR 0xe6150090 |
| 38 | #define SUBCKCR 0xe6150080 |
| 39 | #define SPUCKCR 0xe6150084 |
| 40 | #define VOUCKCR 0xe6150088 |
| 41 | #define HDMICKCR 0xe6150094 |
| 42 | #define DSITCKCR 0xe6150060 |
| 43 | #define DSI0PCKCR 0xe6150064 |
| 44 | #define DSI1PCKCR 0xe6150098 |
| 45 | #define PLLC01CR 0xe6150028 |
| 46 | #define PLLC2CR 0xe615002c |
Magnus Damm | 6776fba | 2011-05-17 10:39:22 +0000 | [diff] [blame] | 47 | #define RMSTPCR0 0xe6150110 |
| 48 | #define RMSTPCR1 0xe6150114 |
| 49 | #define RMSTPCR2 0xe6150118 |
| 50 | #define RMSTPCR3 0xe615011c |
| 51 | #define RMSTPCR4 0xe6150120 |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 52 | #define SMSTPCR0 0xe6150130 |
| 53 | #define SMSTPCR1 0xe6150134 |
| 54 | #define SMSTPCR2 0xe6150138 |
| 55 | #define SMSTPCR3 0xe615013c |
| 56 | #define SMSTPCR4 0xe6150140 |
| 57 | |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 58 | #define FSIDIVA 0xFE1F8000 |
| 59 | #define FSIDIVB 0xFE1F8008 |
| 60 | |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 61 | /* Platforms must set frequency on their DV_CLKI pin */ |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 62 | struct clk sh7372_dv_clki_clk = { |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 63 | }; |
| 64 | |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 65 | /* Fixed 32 KHz root clock from EXTALR pin */ |
| 66 | static struct clk r_clk = { |
| 67 | .rate = 32768, |
| 68 | }; |
| 69 | |
| 70 | /* |
| 71 | * 26MHz default rate for the EXTAL1 root input clock. |
| 72 | * If needed, reset this with clk_set_rate() from the platform code. |
| 73 | */ |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 74 | struct clk sh7372_extal1_clk = { |
Guennadi Liakhovetski | 3b79bec | 2010-06-25 07:22:31 +0000 | [diff] [blame] | 75 | .rate = 26000000, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 76 | }; |
| 77 | |
| 78 | /* |
| 79 | * 48MHz default rate for the EXTAL2 root input clock. |
| 80 | * If needed, reset this with clk_set_rate() from the platform code. |
| 81 | */ |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 82 | struct clk sh7372_extal2_clk = { |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 83 | .rate = 48000000, |
| 84 | }; |
| 85 | |
| 86 | /* A fixed divide-by-2 block */ |
| 87 | static unsigned long div2_recalc(struct clk *clk) |
| 88 | { |
| 89 | return clk->parent->rate / 2; |
| 90 | } |
| 91 | |
| 92 | static struct clk_ops div2_clk_ops = { |
| 93 | .recalc = div2_recalc, |
| 94 | }; |
| 95 | |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 96 | /* Divide dv_clki by two */ |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 97 | struct clk sh7372_dv_clki_div2_clk = { |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 98 | .ops = &div2_clk_ops, |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 99 | .parent = &sh7372_dv_clki_clk, |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 100 | }; |
| 101 | |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 102 | /* Divide extal1 by two */ |
| 103 | static struct clk extal1_div2_clk = { |
| 104 | .ops = &div2_clk_ops, |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 105 | .parent = &sh7372_extal1_clk, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 106 | }; |
| 107 | |
| 108 | /* Divide extal2 by two */ |
| 109 | static struct clk extal2_div2_clk = { |
| 110 | .ops = &div2_clk_ops, |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 111 | .parent = &sh7372_extal2_clk, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 112 | }; |
| 113 | |
| 114 | /* Divide extal2 by four */ |
| 115 | static struct clk extal2_div4_clk = { |
| 116 | .ops = &div2_clk_ops, |
| 117 | .parent = &extal2_div2_clk, |
| 118 | }; |
| 119 | |
| 120 | /* PLLC0 and PLLC1 */ |
| 121 | static unsigned long pllc01_recalc(struct clk *clk) |
| 122 | { |
| 123 | unsigned long mult = 1; |
| 124 | |
| 125 | if (__raw_readl(PLLC01CR) & (1 << 14)) |
| 126 | mult = (((__raw_readl(clk->enable_reg) >> 24) & 0x3f) + 1) * 2; |
| 127 | |
| 128 | return clk->parent->rate * mult; |
| 129 | } |
| 130 | |
| 131 | static struct clk_ops pllc01_clk_ops = { |
| 132 | .recalc = pllc01_recalc, |
| 133 | }; |
| 134 | |
| 135 | static struct clk pllc0_clk = { |
| 136 | .ops = &pllc01_clk_ops, |
| 137 | .flags = CLK_ENABLE_ON_INIT, |
| 138 | .parent = &extal1_div2_clk, |
| 139 | .enable_reg = (void __iomem *)FRQCRC, |
| 140 | }; |
| 141 | |
| 142 | static struct clk pllc1_clk = { |
| 143 | .ops = &pllc01_clk_ops, |
| 144 | .flags = CLK_ENABLE_ON_INIT, |
| 145 | .parent = &extal1_div2_clk, |
| 146 | .enable_reg = (void __iomem *)FRQCRA, |
| 147 | }; |
| 148 | |
| 149 | /* Divide PLLC1 by two */ |
| 150 | static struct clk pllc1_div2_clk = { |
| 151 | .ops = &div2_clk_ops, |
| 152 | .parent = &pllc1_clk, |
| 153 | }; |
| 154 | |
| 155 | /* PLLC2 */ |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 156 | |
| 157 | /* Indices are important - they are the actual src selecting values */ |
| 158 | static struct clk *pllc2_parent[] = { |
| 159 | [0] = &extal1_div2_clk, |
| 160 | [1] = &extal2_div2_clk, |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 161 | [2] = &sh7372_dv_clki_div2_clk, |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 162 | }; |
| 163 | |
| 164 | /* Only multipliers 20 * 2 to 46 * 2 are valid, last entry for CPUFREQ_TABLE_END */ |
| 165 | static struct cpufreq_frequency_table pllc2_freq_table[29]; |
| 166 | |
| 167 | static void pllc2_table_rebuild(struct clk *clk) |
| 168 | { |
| 169 | int i; |
| 170 | |
| 171 | /* Initialise PLLC2 frequency table */ |
| 172 | for (i = 0; i < ARRAY_SIZE(pllc2_freq_table) - 2; i++) { |
| 173 | pllc2_freq_table[i].frequency = clk->parent->rate * (i + 20) * 2; |
| 174 | pllc2_freq_table[i].index = i; |
| 175 | } |
| 176 | |
| 177 | /* This is a special entry - switching PLL off makes it a repeater */ |
| 178 | pllc2_freq_table[i].frequency = clk->parent->rate; |
| 179 | pllc2_freq_table[i].index = i; |
| 180 | |
| 181 | pllc2_freq_table[++i].frequency = CPUFREQ_TABLE_END; |
| 182 | pllc2_freq_table[i].index = i; |
| 183 | } |
| 184 | |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 185 | static unsigned long pllc2_recalc(struct clk *clk) |
| 186 | { |
| 187 | unsigned long mult = 1; |
| 188 | |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 189 | pllc2_table_rebuild(clk); |
| 190 | |
| 191 | /* |
| 192 | * If the PLL is off, mult == 1, clk->rate will be updated in |
| 193 | * pllc2_enable(). |
| 194 | */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 195 | if (__raw_readl(PLLC2CR) & (1 << 31)) |
| 196 | mult = (((__raw_readl(PLLC2CR) >> 24) & 0x3f) + 1) * 2; |
| 197 | |
| 198 | return clk->parent->rate * mult; |
| 199 | } |
| 200 | |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 201 | static long pllc2_round_rate(struct clk *clk, unsigned long rate) |
| 202 | { |
| 203 | return clk_rate_table_round(clk, clk->freq_table, rate); |
| 204 | } |
| 205 | |
| 206 | static int pllc2_enable(struct clk *clk) |
| 207 | { |
| 208 | int i; |
| 209 | |
| 210 | __raw_writel(__raw_readl(PLLC2CR) | 0x80000000, PLLC2CR); |
| 211 | |
| 212 | for (i = 0; i < 100; i++) |
| 213 | if (__raw_readl(PLLC2CR) & 0x80000000) { |
| 214 | clk->rate = pllc2_recalc(clk); |
| 215 | return 0; |
| 216 | } |
| 217 | |
| 218 | pr_err("%s(): timeout!\n", __func__); |
| 219 | |
| 220 | return -ETIMEDOUT; |
| 221 | } |
| 222 | |
| 223 | static void pllc2_disable(struct clk *clk) |
| 224 | { |
| 225 | __raw_writel(__raw_readl(PLLC2CR) & ~0x80000000, PLLC2CR); |
| 226 | } |
| 227 | |
Paul Mundt | 35a96c7 | 2010-11-15 18:18:32 +0900 | [diff] [blame] | 228 | static int pllc2_set_rate(struct clk *clk, unsigned long rate) |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 229 | { |
| 230 | unsigned long value; |
| 231 | int idx; |
| 232 | |
| 233 | idx = clk_rate_table_find(clk, clk->freq_table, rate); |
| 234 | if (idx < 0) |
| 235 | return idx; |
| 236 | |
Kuninori Morimoto | 421b446 | 2010-11-19 07:23:52 +0000 | [diff] [blame] | 237 | if (rate == clk->parent->rate) |
| 238 | return -EINVAL; |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 239 | |
| 240 | value = __raw_readl(PLLC2CR) & ~(0x3f << 24); |
| 241 | |
Kuninori Morimoto | ff9531e | 2011-01-11 05:11:20 +0000 | [diff] [blame] | 242 | __raw_writel(value | ((idx + 19) << 24), PLLC2CR); |
| 243 | |
| 244 | clk->rate = clk->freq_table[idx].frequency; |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 245 | |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 246 | return 0; |
| 247 | } |
| 248 | |
| 249 | static int pllc2_set_parent(struct clk *clk, struct clk *parent) |
| 250 | { |
| 251 | u32 value; |
| 252 | int ret, i; |
| 253 | |
| 254 | if (!clk->parent_table || !clk->parent_num) |
| 255 | return -EINVAL; |
| 256 | |
| 257 | /* Search the parent */ |
| 258 | for (i = 0; i < clk->parent_num; i++) |
| 259 | if (clk->parent_table[i] == parent) |
| 260 | break; |
| 261 | |
| 262 | if (i == clk->parent_num) |
| 263 | return -ENODEV; |
| 264 | |
| 265 | ret = clk_reparent(clk, parent); |
| 266 | if (ret < 0) |
| 267 | return ret; |
| 268 | |
| 269 | value = __raw_readl(PLLC2CR) & ~(3 << 6); |
| 270 | |
| 271 | __raw_writel(value | (i << 6), PLLC2CR); |
| 272 | |
| 273 | /* Rebiuld the frequency table */ |
| 274 | pllc2_table_rebuild(clk); |
| 275 | |
| 276 | return 0; |
| 277 | } |
| 278 | |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 279 | static struct clk_ops pllc2_clk_ops = { |
| 280 | .recalc = pllc2_recalc, |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 281 | .round_rate = pllc2_round_rate, |
| 282 | .set_rate = pllc2_set_rate, |
| 283 | .enable = pllc2_enable, |
| 284 | .disable = pllc2_disable, |
| 285 | .set_parent = pllc2_set_parent, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 286 | }; |
| 287 | |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 288 | struct clk sh7372_pllc2_clk = { |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 289 | .ops = &pllc2_clk_ops, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 290 | .parent = &extal1_div2_clk, |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 291 | .freq_table = pllc2_freq_table, |
Guennadi Liakhovetski | 5c4e0f1 | 2010-11-02 11:28:33 +0000 | [diff] [blame] | 292 | .nr_freqs = ARRAY_SIZE(pllc2_freq_table) - 1, |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 293 | .parent_table = pllc2_parent, |
| 294 | .parent_num = ARRAY_SIZE(pllc2_parent), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 295 | }; |
| 296 | |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 297 | /* External input clock (pin name: FSIACK/FSIBCK ) */ |
| 298 | struct clk sh7372_fsiack_clk = { |
| 299 | }; |
| 300 | |
| 301 | struct clk sh7372_fsibck_clk = { |
| 302 | }; |
| 303 | |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 304 | static struct clk *main_clks[] = { |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 305 | &sh7372_dv_clki_clk, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 306 | &r_clk, |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 307 | &sh7372_extal1_clk, |
| 308 | &sh7372_extal2_clk, |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 309 | &sh7372_dv_clki_div2_clk, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 310 | &extal1_div2_clk, |
| 311 | &extal2_div2_clk, |
| 312 | &extal2_div4_clk, |
| 313 | &pllc0_clk, |
| 314 | &pllc1_clk, |
| 315 | &pllc1_div2_clk, |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 316 | &sh7372_pllc2_clk, |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 317 | &sh7372_fsiack_clk, |
| 318 | &sh7372_fsibck_clk, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 319 | }; |
| 320 | |
| 321 | static void div4_kick(struct clk *clk) |
| 322 | { |
| 323 | unsigned long value; |
| 324 | |
| 325 | /* set KICK bit in FRQCRB to update hardware setting */ |
| 326 | value = __raw_readl(FRQCRB); |
| 327 | value |= (1 << 31); |
| 328 | __raw_writel(value, FRQCRB); |
| 329 | } |
| 330 | |
| 331 | static int divisors[] = { 2, 3, 4, 6, 8, 12, 16, 18, |
| 332 | 24, 32, 36, 48, 0, 72, 96, 0 }; |
| 333 | |
| 334 | static struct clk_div_mult_table div4_div_mult_table = { |
| 335 | .divisors = divisors, |
| 336 | .nr_divisors = ARRAY_SIZE(divisors), |
| 337 | }; |
| 338 | |
| 339 | static struct clk_div4_table div4_table = { |
| 340 | .div_mult_table = &div4_div_mult_table, |
| 341 | .kick = div4_kick, |
| 342 | }; |
| 343 | |
| 344 | enum { DIV4_I, DIV4_ZG, DIV4_B, DIV4_M1, DIV4_CSIR, |
| 345 | DIV4_ZTR, DIV4_ZT, DIV4_ZX, DIV4_HP, |
| 346 | DIV4_ISPB, DIV4_S, DIV4_ZB, DIV4_ZB3, DIV4_CP, |
| 347 | DIV4_DDRP, DIV4_NR }; |
| 348 | |
| 349 | #define DIV4(_reg, _bit, _mask, _flags) \ |
| 350 | SH_CLK_DIV4(&pllc1_clk, _reg, _bit, _mask, _flags) |
| 351 | |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 352 | static struct clk div4_clks[DIV4_NR] = { |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 353 | [DIV4_I] = DIV4(FRQCRA, 20, 0x6fff, CLK_ENABLE_ON_INIT), |
| 354 | [DIV4_ZG] = DIV4(FRQCRA, 16, 0x6fff, CLK_ENABLE_ON_INIT), |
| 355 | [DIV4_B] = DIV4(FRQCRA, 8, 0x6fff, CLK_ENABLE_ON_INIT), |
| 356 | [DIV4_M1] = DIV4(FRQCRA, 4, 0x6fff, CLK_ENABLE_ON_INIT), |
| 357 | [DIV4_CSIR] = DIV4(FRQCRA, 0, 0x6fff, 0), |
| 358 | [DIV4_ZTR] = DIV4(FRQCRB, 20, 0x6fff, 0), |
| 359 | [DIV4_ZT] = DIV4(FRQCRB, 16, 0x6fff, 0), |
| 360 | [DIV4_ZX] = DIV4(FRQCRB, 12, 0x6fff, 0), |
| 361 | [DIV4_HP] = DIV4(FRQCRB, 4, 0x6fff, 0), |
| 362 | [DIV4_ISPB] = DIV4(FRQCRC, 20, 0x6fff, 0), |
| 363 | [DIV4_S] = DIV4(FRQCRC, 12, 0x6fff, 0), |
| 364 | [DIV4_ZB] = DIV4(FRQCRC, 8, 0x6fff, 0), |
| 365 | [DIV4_ZB3] = DIV4(FRQCRC, 4, 0x6fff, 0), |
| 366 | [DIV4_CP] = DIV4(FRQCRC, 0, 0x6fff, 0), |
| 367 | [DIV4_DDRP] = DIV4(FRQCRD, 0, 0x677c, 0), |
| 368 | }; |
| 369 | |
| 370 | enum { DIV6_VCK1, DIV6_VCK2, DIV6_VCK3, DIV6_FMSI, DIV6_FMSO, |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 371 | DIV6_SUB, DIV6_SPU, |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 372 | DIV6_VOU, DIV6_DSIT, DIV6_DSI0P, DIV6_DSI1P, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 373 | DIV6_NR }; |
| 374 | |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 375 | static struct clk div6_clks[DIV6_NR] = { |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 376 | [DIV6_VCK1] = SH_CLK_DIV6(&pllc1_div2_clk, VCLKCR1, 0), |
| 377 | [DIV6_VCK2] = SH_CLK_DIV6(&pllc1_div2_clk, VCLKCR2, 0), |
| 378 | [DIV6_VCK3] = SH_CLK_DIV6(&pllc1_div2_clk, VCLKCR3, 0), |
| 379 | [DIV6_FMSI] = SH_CLK_DIV6(&pllc1_div2_clk, FMSICKCR, 0), |
| 380 | [DIV6_FMSO] = SH_CLK_DIV6(&pllc1_div2_clk, FMSOCKCR, 0), |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 381 | [DIV6_SUB] = SH_CLK_DIV6(&sh7372_extal2_clk, SUBCKCR, 0), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 382 | [DIV6_SPU] = SH_CLK_DIV6(&pllc1_div2_clk, SPUCKCR, 0), |
| 383 | [DIV6_VOU] = SH_CLK_DIV6(&pllc1_div2_clk, VOUCKCR, 0), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 384 | [DIV6_DSIT] = SH_CLK_DIV6(&pllc1_div2_clk, DSITCKCR, 0), |
| 385 | [DIV6_DSI0P] = SH_CLK_DIV6(&pllc1_div2_clk, DSI0PCKCR, 0), |
| 386 | [DIV6_DSI1P] = SH_CLK_DIV6(&pllc1_div2_clk, DSI1PCKCR, 0), |
| 387 | }; |
| 388 | |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 389 | enum { DIV6_HDMI, DIV6_FSIA, DIV6_FSIB, DIV6_REPARENT_NR }; |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 390 | |
| 391 | /* Indices are important - they are the actual src selecting values */ |
| 392 | static struct clk *hdmi_parent[] = { |
| 393 | [0] = &pllc1_div2_clk, |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 394 | [1] = &sh7372_pllc2_clk, |
| 395 | [2] = &sh7372_dv_clki_clk, |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 396 | [3] = NULL, /* pllc2_div4 not implemented yet */ |
| 397 | }; |
| 398 | |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 399 | static struct clk *fsiackcr_parent[] = { |
| 400 | [0] = &pllc1_div2_clk, |
| 401 | [1] = &sh7372_pllc2_clk, |
| 402 | [2] = &sh7372_fsiack_clk, /* external input for FSI A */ |
| 403 | [3] = NULL, /* setting prohibited */ |
| 404 | }; |
| 405 | |
| 406 | static struct clk *fsibckcr_parent[] = { |
| 407 | [0] = &pllc1_div2_clk, |
| 408 | [1] = &sh7372_pllc2_clk, |
| 409 | [2] = &sh7372_fsibck_clk, /* external input for FSI B */ |
| 410 | [3] = NULL, /* setting prohibited */ |
| 411 | }; |
| 412 | |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 413 | static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = { |
| 414 | [DIV6_HDMI] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, HDMICKCR, 0, |
| 415 | hdmi_parent, ARRAY_SIZE(hdmi_parent), 6, 2), |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 416 | [DIV6_FSIA] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, FSIACKCR, 0, |
| 417 | fsiackcr_parent, ARRAY_SIZE(fsiackcr_parent), 6, 2), |
| 418 | [DIV6_FSIB] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, FSIBCKCR, 0, |
| 419 | fsibckcr_parent, ARRAY_SIZE(fsibckcr_parent), 6, 2), |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 420 | }; |
| 421 | |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 422 | /* FSI DIV */ |
| 423 | static unsigned long fsidiv_recalc(struct clk *clk) |
| 424 | { |
| 425 | unsigned long value; |
| 426 | |
| 427 | value = __raw_readl(clk->mapping->base); |
| 428 | |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 429 | value >>= 16; |
| 430 | if (value < 2) |
| 431 | return 0; |
| 432 | |
| 433 | return clk->parent->rate / value; |
| 434 | } |
| 435 | |
| 436 | static long fsidiv_round_rate(struct clk *clk, unsigned long rate) |
| 437 | { |
| 438 | return clk_rate_div_range_round(clk, 2, 0xffff, rate); |
| 439 | } |
| 440 | |
| 441 | static void fsidiv_disable(struct clk *clk) |
| 442 | { |
| 443 | __raw_writel(0, clk->mapping->base); |
| 444 | } |
| 445 | |
| 446 | static int fsidiv_enable(struct clk *clk) |
| 447 | { |
| 448 | unsigned long value; |
| 449 | |
| 450 | value = __raw_readl(clk->mapping->base) >> 16; |
Kuninori Morimoto | e8ee13a | 2010-11-19 07:22:58 +0000 | [diff] [blame] | 451 | if (value < 2) |
Kuninori Morimoto | a57b1a9 | 2010-11-19 07:23:26 +0000 | [diff] [blame] | 452 | return -EIO; |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 453 | |
| 454 | __raw_writel((value << 16) | 0x3, clk->mapping->base); |
| 455 | |
| 456 | return 0; |
| 457 | } |
| 458 | |
Paul Mundt | 35a96c7 | 2010-11-15 18:18:32 +0900 | [diff] [blame] | 459 | static int fsidiv_set_rate(struct clk *clk, unsigned long rate) |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 460 | { |
| 461 | int idx; |
| 462 | |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 463 | idx = (clk->parent->rate / rate) & 0xffff; |
| 464 | if (idx < 2) |
Kuninori Morimoto | a57b1a9 | 2010-11-19 07:23:26 +0000 | [diff] [blame] | 465 | return -EINVAL; |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 466 | |
| 467 | __raw_writel(idx << 16, clk->mapping->base); |
Kuninori Morimoto | d4bc99b | 2010-11-24 02:44:06 +0000 | [diff] [blame] | 468 | return 0; |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 469 | } |
| 470 | |
| 471 | static struct clk_ops fsidiv_clk_ops = { |
| 472 | .recalc = fsidiv_recalc, |
| 473 | .round_rate = fsidiv_round_rate, |
| 474 | .set_rate = fsidiv_set_rate, |
| 475 | .enable = fsidiv_enable, |
| 476 | .disable = fsidiv_disable, |
| 477 | }; |
| 478 | |
| 479 | static struct clk_mapping sh7372_fsidiva_clk_mapping = { |
| 480 | .phys = FSIDIVA, |
| 481 | .len = 8, |
| 482 | }; |
| 483 | |
| 484 | struct clk sh7372_fsidiva_clk = { |
| 485 | .ops = &fsidiv_clk_ops, |
| 486 | .parent = &div6_reparent_clks[DIV6_FSIA], /* late install */ |
| 487 | .mapping = &sh7372_fsidiva_clk_mapping, |
| 488 | }; |
| 489 | |
| 490 | static struct clk_mapping sh7372_fsidivb_clk_mapping = { |
| 491 | .phys = FSIDIVB, |
| 492 | .len = 8, |
| 493 | }; |
| 494 | |
| 495 | struct clk sh7372_fsidivb_clk = { |
| 496 | .ops = &fsidiv_clk_ops, |
| 497 | .parent = &div6_reparent_clks[DIV6_FSIB], /* late install */ |
| 498 | .mapping = &sh7372_fsidivb_clk_mapping, |
| 499 | }; |
| 500 | |
| 501 | static struct clk *late_main_clks[] = { |
| 502 | &sh7372_fsidiva_clk, |
| 503 | &sh7372_fsidivb_clk, |
| 504 | }; |
| 505 | |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 506 | enum { MSTP001, |
Guennadi Liakhovetski | d473e0a | 2010-05-23 13:55:34 +0000 | [diff] [blame] | 507 | MSTP131, MSTP130, |
Magnus Damm | c6c049e | 2010-10-14 06:57:25 +0000 | [diff] [blame] | 508 | MSTP129, MSTP128, MSTP127, MSTP126, MSTP125, |
Damian | bca606a | 2011-05-18 11:10:06 +0000 | [diff] [blame] | 509 | MSTP118, MSTP117, MSTP116, MSTP113, |
Guennadi Liakhovetski | d473e0a | 2010-05-23 13:55:34 +0000 | [diff] [blame] | 510 | MSTP106, MSTP101, MSTP100, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 511 | MSTP223, |
Guennadi Liakhovetski | 816af74 | 2011-06-01 07:32:07 +0000 | [diff] [blame] | 512 | MSTP218, MSTP217, MSTP216, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 513 | MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200, |
Kuninori Morimoto | 21a8934 | 2010-06-01 02:40:32 +0000 | [diff] [blame] | 514 | MSTP329, MSTP328, MSTP323, MSTP322, MSTP314, MSTP313, MSTP312, |
Guennadi Liakhovetski | 0851d50 | 2010-12-27 10:23:09 +0000 | [diff] [blame] | 515 | MSTP423, MSTP415, MSTP413, MSTP411, MSTP410, MSTP406, MSTP403, |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 516 | MSTP_NR }; |
| 517 | |
| 518 | #define MSTP(_parent, _reg, _bit, _flags) \ |
| 519 | SH_CLK_MSTP32(_parent, _reg, _bit, _flags) |
| 520 | |
| 521 | static struct clk mstp_clks[MSTP_NR] = { |
| 522 | [MSTP001] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR0, 1, 0), /* IIC2 */ |
| 523 | [MSTP131] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 31, 0), /* VEU3 */ |
| 524 | [MSTP130] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 30, 0), /* VEU2 */ |
| 525 | [MSTP129] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 29, 0), /* VEU1 */ |
| 526 | [MSTP128] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 28, 0), /* VEU0 */ |
Guennadi Liakhovetski | a4909b5 | 2010-07-26 16:20:53 +0000 | [diff] [blame] | 527 | [MSTP127] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 27, 0), /* CEU */ |
| 528 | [MSTP126] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 26, 0), /* CSI2 */ |
Magnus Damm | c6c049e | 2010-10-14 06:57:25 +0000 | [diff] [blame] | 529 | [MSTP125] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR1, 25, 0), /* TMU0 */ |
Guennadi Liakhovetski | 6e86cca | 2010-06-25 07:21:40 +0000 | [diff] [blame] | 530 | [MSTP118] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 18, 0), /* DSITX */ |
| 531 | [MSTP117] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 17, 0), /* LCDC1 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 532 | [MSTP116] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR1, 16, 0), /* IIC0 */ |
Damian | bca606a | 2011-05-18 11:10:06 +0000 | [diff] [blame] | 533 | [MSTP113] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR1, 13, 0), /* MERAM */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 534 | [MSTP106] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 6, 0), /* JPU */ |
| 535 | [MSTP101] = MSTP(&div4_clks[DIV4_M1], SMSTPCR1, 1, 0), /* VPU */ |
Guennadi Liakhovetski | d473e0a | 2010-05-23 13:55:34 +0000 | [diff] [blame] | 536 | [MSTP100] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 0, 0), /* LCDC0 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 537 | [MSTP223] = MSTP(&div6_clks[DIV6_SPU], SMSTPCR2, 23, 0), /* SPU2 */ |
Guennadi Liakhovetski | 816af74 | 2011-06-01 07:32:07 +0000 | [diff] [blame] | 538 | [MSTP218] = MSTP(&div4_clks[DIV4_HP], SMSTPCR2, 18, 0), /* DMAC1 */ |
| 539 | [MSTP217] = MSTP(&div4_clks[DIV4_HP], SMSTPCR2, 17, 0), /* DMAC2 */ |
| 540 | [MSTP216] = MSTP(&div4_clks[DIV4_HP], SMSTPCR2, 16, 0), /* DMAC3 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 541 | [MSTP207] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 7, 0), /* SCIFA5 */ |
| 542 | [MSTP206] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 6, 0), /* SCIFB */ |
| 543 | [MSTP204] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 4, 0), /* SCIFA0 */ |
| 544 | [MSTP203] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 3, 0), /* SCIFA1 */ |
| 545 | [MSTP202] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 2, 0), /* SCIFA2 */ |
| 546 | [MSTP201] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 1, 0), /* SCIFA3 */ |
| 547 | [MSTP200] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 0, 0), /* SCIFA4 */ |
| 548 | [MSTP329] = MSTP(&r_clk, SMSTPCR3, 29, 0), /* CMT10 */ |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 549 | [MSTP328] = MSTP(&div6_clks[DIV6_SPU], SMSTPCR3, 28, 0), /* FSI2 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 550 | [MSTP323] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR3, 23, 0), /* IIC1 */ |
| 551 | [MSTP322] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR3, 22, 0), /* USB0 */ |
| 552 | [MSTP314] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 14, 0), /* SDHI0 */ |
| 553 | [MSTP313] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 13, 0), /* SDHI1 */ |
Kuninori Morimoto | 21a8934 | 2010-06-01 02:40:32 +0000 | [diff] [blame] | 554 | [MSTP312] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMC */ |
Guennadi Liakhovetski | 0851d50 | 2010-12-27 10:23:09 +0000 | [diff] [blame] | 555 | [MSTP423] = MSTP(&div4_clks[DIV4_B], SMSTPCR4, 23, 0), /* DSITX1 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 556 | [MSTP415] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 15, 0), /* SDHI2 */ |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 557 | [MSTP413] = MSTP(&pllc1_div2_clk, SMSTPCR4, 13, 0), /* HDMI */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 558 | [MSTP411] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR4, 11, 0), /* IIC3 */ |
| 559 | [MSTP410] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR4, 10, 0), /* IIC4 */ |
| 560 | [MSTP406] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR4, 6, 0), /* USB1 */ |
| 561 | [MSTP403] = MSTP(&r_clk, SMSTPCR4, 3, 0), /* KEYSC */ |
| 562 | }; |
| 563 | |
| 564 | #define CLKDEV_CON_ID(_id, _clk) { .con_id = _id, .clk = _clk } |
| 565 | #define CLKDEV_DEV_ID(_id, _clk) { .dev_id = _id, .clk = _clk } |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 566 | #define CLKDEV_ICK_ID(_cid, _did, _clk) { .con_id = _cid, .dev_id = _did, .clk = _clk } |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 567 | |
| 568 | static struct clk_lookup lookups[] = { |
| 569 | /* main clocks */ |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 570 | CLKDEV_CON_ID("dv_clki_div2_clk", &sh7372_dv_clki_div2_clk), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 571 | CLKDEV_CON_ID("r_clk", &r_clk), |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 572 | CLKDEV_CON_ID("extal1", &sh7372_extal1_clk), |
| 573 | CLKDEV_CON_ID("extal2", &sh7372_extal2_clk), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 574 | CLKDEV_CON_ID("extal1_div2_clk", &extal1_div2_clk), |
| 575 | CLKDEV_CON_ID("extal2_div2_clk", &extal2_div2_clk), |
| 576 | CLKDEV_CON_ID("extal2_div4_clk", &extal2_div4_clk), |
| 577 | CLKDEV_CON_ID("pllc0_clk", &pllc0_clk), |
| 578 | CLKDEV_CON_ID("pllc1_clk", &pllc1_clk), |
| 579 | CLKDEV_CON_ID("pllc1_div2_clk", &pllc1_div2_clk), |
Kuninori Morimoto | 685e408 | 2010-10-15 05:14:54 +0000 | [diff] [blame] | 580 | CLKDEV_CON_ID("pllc2_clk", &sh7372_pllc2_clk), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 581 | |
| 582 | /* DIV4 clocks */ |
| 583 | CLKDEV_CON_ID("i_clk", &div4_clks[DIV4_I]), |
| 584 | CLKDEV_CON_ID("zg_clk", &div4_clks[DIV4_ZG]), |
| 585 | CLKDEV_CON_ID("b_clk", &div4_clks[DIV4_B]), |
| 586 | CLKDEV_CON_ID("m1_clk", &div4_clks[DIV4_M1]), |
| 587 | CLKDEV_CON_ID("csir_clk", &div4_clks[DIV4_CSIR]), |
| 588 | CLKDEV_CON_ID("ztr_clk", &div4_clks[DIV4_ZTR]), |
| 589 | CLKDEV_CON_ID("zt_clk", &div4_clks[DIV4_ZT]), |
| 590 | CLKDEV_CON_ID("zx_clk", &div4_clks[DIV4_ZX]), |
| 591 | CLKDEV_CON_ID("hp_clk", &div4_clks[DIV4_HP]), |
| 592 | CLKDEV_CON_ID("ispb_clk", &div4_clks[DIV4_ISPB]), |
| 593 | CLKDEV_CON_ID("s_clk", &div4_clks[DIV4_S]), |
| 594 | CLKDEV_CON_ID("zb_clk", &div4_clks[DIV4_ZB]), |
| 595 | CLKDEV_CON_ID("zb3_clk", &div4_clks[DIV4_ZB3]), |
| 596 | CLKDEV_CON_ID("cp_clk", &div4_clks[DIV4_CP]), |
| 597 | CLKDEV_CON_ID("ddrp_clk", &div4_clks[DIV4_DDRP]), |
| 598 | |
| 599 | /* DIV6 clocks */ |
| 600 | CLKDEV_CON_ID("vck1_clk", &div6_clks[DIV6_VCK1]), |
| 601 | CLKDEV_CON_ID("vck2_clk", &div6_clks[DIV6_VCK2]), |
| 602 | CLKDEV_CON_ID("vck3_clk", &div6_clks[DIV6_VCK3]), |
| 603 | CLKDEV_CON_ID("fmsi_clk", &div6_clks[DIV6_FMSI]), |
| 604 | CLKDEV_CON_ID("fmso_clk", &div6_clks[DIV6_FMSO]), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 605 | CLKDEV_CON_ID("sub_clk", &div6_clks[DIV6_SUB]), |
| 606 | CLKDEV_CON_ID("spu_clk", &div6_clks[DIV6_SPU]), |
| 607 | CLKDEV_CON_ID("vou_clk", &div6_clks[DIV6_VOU]), |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 608 | CLKDEV_CON_ID("hdmi_clk", &div6_reparent_clks[DIV6_HDMI]), |
Guennadi Liakhovetski | 0851d50 | 2010-12-27 10:23:09 +0000 | [diff] [blame] | 609 | CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]), |
| 610 | CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]), |
| 611 | CLKDEV_ICK_ID("dsi0p_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]), |
| 612 | CLKDEV_ICK_ID("dsi1p_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 613 | |
| 614 | /* MSTP32 clocks */ |
| 615 | CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* IIC2 */ |
Magnus Damm | 83ca5c8 | 2010-05-20 14:45:03 +0000 | [diff] [blame] | 616 | CLKDEV_DEV_ID("uio_pdrv_genirq.4", &mstp_clks[MSTP131]), /* VEU3 */ |
| 617 | CLKDEV_DEV_ID("uio_pdrv_genirq.3", &mstp_clks[MSTP130]), /* VEU2 */ |
| 618 | CLKDEV_DEV_ID("uio_pdrv_genirq.2", &mstp_clks[MSTP129]), /* VEU1 */ |
| 619 | CLKDEV_DEV_ID("uio_pdrv_genirq.1", &mstp_clks[MSTP128]), /* VEU0 */ |
Guennadi Liakhovetski | a4909b5 | 2010-07-26 16:20:53 +0000 | [diff] [blame] | 620 | CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[MSTP127]), /* CEU */ |
| 621 | CLKDEV_DEV_ID("sh-mobile-csi2.0", &mstp_clks[MSTP126]), /* CSI2 */ |
Magnus Damm | c6c049e | 2010-10-14 06:57:25 +0000 | [diff] [blame] | 622 | CLKDEV_DEV_ID("sh_tmu.0", &mstp_clks[MSTP125]), /* TMU00 */ |
| 623 | CLKDEV_DEV_ID("sh_tmu.1", &mstp_clks[MSTP125]), /* TMU01 */ |
Guennadi Liakhovetski | 0851d50 | 2010-12-27 10:23:09 +0000 | [diff] [blame] | 624 | CLKDEV_DEV_ID("sh-mipi-dsi.0", &mstp_clks[MSTP118]), /* DSITX0 */ |
Guennadi Liakhovetski | d473e0a | 2010-05-23 13:55:34 +0000 | [diff] [blame] | 625 | CLKDEV_DEV_ID("sh_mobile_lcdc_fb.1", &mstp_clks[MSTP117]), /* LCDC1 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 626 | CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]), /* IIC0 */ |
Damian | bca606a | 2011-05-18 11:10:06 +0000 | [diff] [blame] | 627 | CLKDEV_DEV_ID("sh_mobile_meram.0", &mstp_clks[MSTP113]), /* MERAM */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 628 | CLKDEV_DEV_ID("uio_pdrv_genirq.5", &mstp_clks[MSTP106]), /* JPU */ |
| 629 | CLKDEV_DEV_ID("uio_pdrv_genirq.0", &mstp_clks[MSTP101]), /* VPU */ |
Guennadi Liakhovetski | d473e0a | 2010-05-23 13:55:34 +0000 | [diff] [blame] | 630 | CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]), /* LCDC0 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 631 | CLKDEV_DEV_ID("uio_pdrv_genirq.6", &mstp_clks[MSTP223]), /* SPU2DSP0 */ |
| 632 | CLKDEV_DEV_ID("uio_pdrv_genirq.7", &mstp_clks[MSTP223]), /* SPU2DSP1 */ |
Guennadi Liakhovetski | 816af74 | 2011-06-01 07:32:07 +0000 | [diff] [blame] | 633 | CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]), /* DMAC1 */ |
| 634 | CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP217]), /* DMAC2 */ |
| 635 | CLKDEV_DEV_ID("sh-dma-engine.2", &mstp_clks[MSTP216]), /* DMAC3 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 636 | CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), /* SCIFA5 */ |
| 637 | CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP206]), /* SCIFB */ |
| 638 | CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]), /* SCIFA0 */ |
| 639 | CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]), /* SCIFA1 */ |
| 640 | CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP202]), /* SCIFA2 */ |
| 641 | CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP201]), /* SCIFA3 */ |
| 642 | CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]), /* SCIFA4 */ |
Magnus Damm | 90e09a5 | 2010-10-13 07:29:31 +0000 | [diff] [blame] | 643 | CLKDEV_DEV_ID("sh_cmt.10", &mstp_clks[MSTP329]), /* CMT10 */ |
Kuninori Morimoto | 9848f2f | 2010-07-28 02:54:23 +0000 | [diff] [blame] | 644 | CLKDEV_DEV_ID("sh_fsi2", &mstp_clks[MSTP328]), /* FSI2 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 645 | CLKDEV_DEV_ID("i2c-sh_mobile.1", &mstp_clks[MSTP323]), /* IIC1 */ |
Magnus Damm | 4d04843 | 2010-11-17 11:44:00 +0000 | [diff] [blame] | 646 | CLKDEV_DEV_ID("r8a66597_hcd.0", &mstp_clks[MSTP322]), /* USB0 */ |
| 647 | CLKDEV_DEV_ID("r8a66597_udc.0", &mstp_clks[MSTP322]), /* USB0 */ |
Kuninori Morimoto | cc0a5a5 | 2011-05-25 02:49:18 +0000 | [diff] [blame] | 648 | CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[MSTP322]), /* USB0 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 649 | CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[MSTP314]), /* SDHI0 */ |
| 650 | CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]), /* SDHI1 */ |
Kuninori Morimoto | 21a8934 | 2010-06-01 02:40:32 +0000 | [diff] [blame] | 651 | CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP312]), /* MMC */ |
Guennadi Liakhovetski | 0851d50 | 2010-12-27 10:23:09 +0000 | [diff] [blame] | 652 | CLKDEV_DEV_ID("sh-mipi-dsi.1", &mstp_clks[MSTP423]), /* DSITX1 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 653 | CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP415]), /* SDHI2 */ |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 654 | CLKDEV_DEV_ID("sh-mobile-hdmi", &mstp_clks[MSTP413]), /* HDMI */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 655 | CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* IIC3 */ |
| 656 | CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* IIC4 */ |
| 657 | CLKDEV_DEV_ID("r8a66597_hcd.1", &mstp_clks[MSTP406]), /* USB1 */ |
| 658 | CLKDEV_DEV_ID("r8a66597_udc.1", &mstp_clks[MSTP406]), /* USB1 */ |
Kuninori Morimoto | cc0a5a5 | 2011-05-25 02:49:18 +0000 | [diff] [blame] | 659 | CLKDEV_DEV_ID("renesas_usbhs.1", &mstp_clks[MSTP406]), /* USB1 */ |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 660 | CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC */ |
Kuninori Morimoto | 69ce8aa | 2010-10-15 05:15:05 +0000 | [diff] [blame] | 661 | |
| 662 | CLKDEV_ICK_ID("ick", "sh-mobile-hdmi", &div6_reparent_clks[DIV6_HDMI]), |
| 663 | CLKDEV_ICK_ID("icka", "sh_fsi2", &div6_reparent_clks[DIV6_FSIA]), |
| 664 | CLKDEV_ICK_ID("ickb", "sh_fsi2", &div6_reparent_clks[DIV6_FSIB]), |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 665 | }; |
| 666 | |
| 667 | void __init sh7372_clock_init(void) |
| 668 | { |
| 669 | int k, ret = 0; |
| 670 | |
Magnus Damm | 6776fba | 2011-05-17 10:39:22 +0000 | [diff] [blame] | 671 | /* make sure MSTP bits on the RT/SH4AL-DSP side are off */ |
| 672 | __raw_writel(0xe4ef8087, RMSTPCR0); |
| 673 | __raw_writel(0xffffffff, RMSTPCR1); |
| 674 | __raw_writel(0x37c7f7ff, RMSTPCR2); |
| 675 | __raw_writel(0xffffffff, RMSTPCR3); |
| 676 | __raw_writel(0xffe0fffd, RMSTPCR4); |
| 677 | |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 678 | for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++) |
| 679 | ret = clk_register(main_clks[k]); |
| 680 | |
| 681 | if (!ret) |
| 682 | ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table); |
| 683 | |
| 684 | if (!ret) |
| 685 | ret = sh_clk_div6_register(div6_clks, DIV6_NR); |
| 686 | |
| 687 | if (!ret) |
Kuninori Morimoto | 5d8e345 | 2010-09-15 06:38:07 +0000 | [diff] [blame] | 688 | ret = sh_clk_div6_reparent_register(div6_reparent_clks, DIV6_REPARENT_NR); |
Guennadi Liakhovetski | b90884c | 2010-07-21 10:13:14 +0000 | [diff] [blame] | 689 | |
| 690 | if (!ret) |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 691 | ret = sh_clk_mstp32_register(mstp_clks, MSTP_NR); |
| 692 | |
Kuninori Morimoto | f2ace4a | 2010-10-18 03:50:39 +0000 | [diff] [blame] | 693 | for (k = 0; !ret && (k < ARRAY_SIZE(late_main_clks)); k++) |
| 694 | ret = clk_register(late_main_clks[k]); |
| 695 | |
Magnus Damm | 495b3ce | 2010-05-12 14:21:34 +0000 | [diff] [blame] | 696 | clkdev_add_table(lookups, ARRAY_SIZE(lookups)); |
| 697 | |
| 698 | if (!ret) |
| 699 | clk_init(); |
| 700 | else |
| 701 | panic("failed to setup sh7372 clocks\n"); |
| 702 | |
| 703 | } |