drivers/clk/spear/spear1340_clock.c

   1 /*
   2  * arch/arm/mach-spear13xx/spear1340_clock.c
   3  *
   4  * SPEAr1340 machine clock framework source file
   5  *
   6  * Copyright (C) 2012 ST Microelectronics
   7  * Viresh Kumar <viresh.linux@gmail.com>
   8  *
   9  * This file is licensed under the terms of the GNU General Public
  10  * License version 2. This program is licensed "as is" without any
  11  * warranty of any kind, whether express or implied.
  12  */
  13
  14 #include <linux/clk.h>
  15 #include <linux/clkdev.h>
  16 #include <linux/err.h>
  17 #include <linux/io.h>
  18 #include <linux/of_platform.h>
  19 #include <linux/spinlock_types.h>
  20 #include <mach/spear.h>
  21 #include "clk.h"
  22
  23 /* Clock Configuration Registers */
  24 #define SPEAR1340_SYS_CLK_CTRL                  (VA_MISC_BASE + 0x200)
  25         #define SPEAR1340_HCLK_SRC_SEL_SHIFT    27
  26         #define SPEAR1340_HCLK_SRC_SEL_MASK     1
  27         #define SPEAR1340_SCLK_SRC_SEL_SHIFT    23
  28         #define SPEAR1340_SCLK_SRC_SEL_MASK     3
  29
  30 /* PLL related registers and bit values */
  31 #define SPEAR1340_PLL_CFG                       (VA_MISC_BASE + 0x210)
  32         /* PLL_CFG bit values */
  33         #define SPEAR1340_CLCD_SYNT_CLK_MASK            1
  34         #define SPEAR1340_CLCD_SYNT_CLK_SHIFT           31
  35         #define SPEAR1340_GEN_SYNT2_3_CLK_SHIFT         29
  36         #define SPEAR1340_GEN_SYNT_CLK_MASK             2
  37         #define SPEAR1340_GEN_SYNT0_1_CLK_SHIFT         27
  38         #define SPEAR1340_PLL_CLK_MASK                  2
  39         #define SPEAR1340_PLL3_CLK_SHIFT                24
  40         #define SPEAR1340_PLL2_CLK_SHIFT                22
  41         #define SPEAR1340_PLL1_CLK_SHIFT                20
  42
  43 #define SPEAR1340_PLL1_CTR                      (VA_MISC_BASE + 0x214)
  44 #define SPEAR1340_PLL1_FRQ                      (VA_MISC_BASE + 0x218)
  45 #define SPEAR1340_PLL2_CTR                      (VA_MISC_BASE + 0x220)
  46 #define SPEAR1340_PLL2_FRQ                      (VA_MISC_BASE + 0x224)
  47 #define SPEAR1340_PLL3_CTR                      (VA_MISC_BASE + 0x22C)
  48 #define SPEAR1340_PLL3_FRQ                      (VA_MISC_BASE + 0x230)
  49 #define SPEAR1340_PLL4_CTR                      (VA_MISC_BASE + 0x238)
  50 #define SPEAR1340_PLL4_FRQ                      (VA_MISC_BASE + 0x23C)
  51 #define SPEAR1340_PERIP_CLK_CFG                 (VA_MISC_BASE + 0x244)
  52         /* PERIP_CLK_CFG bit values */
  53         #define SPEAR1340_SPDIF_CLK_MASK                1
  54         #define SPEAR1340_SPDIF_OUT_CLK_SHIFT           15
  55         #define SPEAR1340_SPDIF_IN_CLK_SHIFT            14
  56         #define SPEAR1340_GPT3_CLK_SHIFT                13
  57         #define SPEAR1340_GPT2_CLK_SHIFT                12
  58         #define SPEAR1340_GPT_CLK_MASK                  1
  59         #define SPEAR1340_GPT1_CLK_SHIFT                9
  60         #define SPEAR1340_GPT0_CLK_SHIFT                8
  61         #define SPEAR1340_UART_CLK_MASK                 2
  62         #define SPEAR1340_UART1_CLK_SHIFT               6
  63         #define SPEAR1340_UART0_CLK_SHIFT               4
  64         #define SPEAR1340_CLCD_CLK_MASK                 2
  65         #define SPEAR1340_CLCD_CLK_SHIFT                2
  66         #define SPEAR1340_C3_CLK_MASK                   1
  67         #define SPEAR1340_C3_CLK_SHIFT                  1
  68
  69 #define SPEAR1340_GMAC_CLK_CFG                  (VA_MISC_BASE + 0x248)
  70         #define SPEAR1340_GMAC_PHY_CLK_MASK             1
  71         #define SPEAR1340_GMAC_PHY_CLK_SHIFT            2
  72         #define SPEAR1340_GMAC_PHY_INPUT_CLK_MASK       2
  73         #define SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT      0
  74
  75 #define SPEAR1340_I2S_CLK_CFG                   (VA_MISC_BASE + 0x24C)
  76         /* I2S_CLK_CFG register mask */
  77         #define SPEAR1340_I2S_SCLK_X_MASK               0x1F
  78         #define SPEAR1340_I2S_SCLK_X_SHIFT              27
  79         #define SPEAR1340_I2S_SCLK_Y_MASK               0x1F
  80         #define SPEAR1340_I2S_SCLK_Y_SHIFT              22
  81         #define SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT         21
  82         #define SPEAR1340_I2S_SCLK_SYNTH_ENB            20
  83         #define SPEAR1340_I2S_PRS1_CLK_X_MASK           0xFF
  84         #define SPEAR1340_I2S_PRS1_CLK_X_SHIFT          12
  85         #define SPEAR1340_I2S_PRS1_CLK_Y_MASK           0xFF
  86         #define SPEAR1340_I2S_PRS1_CLK_Y_SHIFT          4
  87         #define SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT         3
  88         #define SPEAR1340_I2S_REF_SEL_MASK              1
  89         #define SPEAR1340_I2S_REF_SHIFT                 2
  90         #define SPEAR1340_I2S_SRC_CLK_MASK              2
  91         #define SPEAR1340_I2S_SRC_CLK_SHIFT             0
  92
  93 #define SPEAR1340_C3_CLK_SYNT                   (VA_MISC_BASE + 0x250)
  94 #define SPEAR1340_UART0_CLK_SYNT                (VA_MISC_BASE + 0x254)
  95 #define SPEAR1340_UART1_CLK_SYNT                (VA_MISC_BASE + 0x258)
  96 #define SPEAR1340_GMAC_CLK_SYNT                 (VA_MISC_BASE + 0x25C)
  97 #define SPEAR1340_SDHCI_CLK_SYNT                (VA_MISC_BASE + 0x260)
  98 #define SPEAR1340_CFXD_CLK_SYNT                 (VA_MISC_BASE + 0x264)
  99 #define SPEAR1340_ADC_CLK_SYNT                  (VA_MISC_BASE + 0x270)
 100 #define SPEAR1340_AMBA_CLK_SYNT                 (VA_MISC_BASE + 0x274)
 101 #define SPEAR1340_CLCD_CLK_SYNT                 (VA_MISC_BASE + 0x27C)
 102 #define SPEAR1340_SYS_CLK_SYNT                  (VA_MISC_BASE + 0x284)
 103 #define SPEAR1340_GEN_CLK_SYNT0                 (VA_MISC_BASE + 0x28C)
 104 #define SPEAR1340_GEN_CLK_SYNT1                 (VA_MISC_BASE + 0x294)
 105 #define SPEAR1340_GEN_CLK_SYNT2                 (VA_MISC_BASE + 0x29C)
 106 #define SPEAR1340_GEN_CLK_SYNT3                 (VA_MISC_BASE + 0x304)
 107 #define SPEAR1340_PERIP1_CLK_ENB                (VA_MISC_BASE + 0x30C)
 108         #define SPEAR1340_RTC_CLK_ENB                   31
 109         #define SPEAR1340_ADC_CLK_ENB                   30
 110         #define SPEAR1340_C3_CLK_ENB                    29
 111         #define SPEAR1340_CLCD_CLK_ENB                  27
 112         #define SPEAR1340_DMA_CLK_ENB                   25
 113         #define SPEAR1340_GPIO1_CLK_ENB                 24
 114         #define SPEAR1340_GPIO0_CLK_ENB                 23
 115         #define SPEAR1340_GPT1_CLK_ENB                  22
 116         #define SPEAR1340_GPT0_CLK_ENB                  21
 117         #define SPEAR1340_I2S_PLAY_CLK_ENB              20
 118         #define SPEAR1340_I2S_REC_CLK_ENB               19
 119         #define SPEAR1340_I2C0_CLK_ENB                  18
 120         #define SPEAR1340_SSP_CLK_ENB                   17
 121         #define SPEAR1340_UART0_CLK_ENB                 15
 122         #define SPEAR1340_PCIE_SATA_CLK_ENB             12
 123         #define SPEAR1340_UOC_CLK_ENB                   11
 124         #define SPEAR1340_UHC1_CLK_ENB                  10
 125         #define SPEAR1340_UHC0_CLK_ENB                  9
 126         #define SPEAR1340_GMAC_CLK_ENB                  8
 127         #define SPEAR1340_CFXD_CLK_ENB                  7
 128         #define SPEAR1340_SDHCI_CLK_ENB                 6
 129         #define SPEAR1340_SMI_CLK_ENB                   5
 130         #define SPEAR1340_FSMC_CLK_ENB                  4
 131         #define SPEAR1340_SYSRAM0_CLK_ENB               3
 132         #define SPEAR1340_SYSRAM1_CLK_ENB               2
 133         #define SPEAR1340_SYSROM_CLK_ENB                1
 134         #define SPEAR1340_BUS_CLK_ENB                   0
 135
 136 #define SPEAR1340_PERIP2_CLK_ENB                (VA_MISC_BASE + 0x310)
 137         #define SPEAR1340_THSENS_CLK_ENB                8
 138         #define SPEAR1340_I2S_REF_PAD_CLK_ENB           7
 139         #define SPEAR1340_ACP_CLK_ENB                   6
 140         #define SPEAR1340_GPT3_CLK_ENB                  5
 141         #define SPEAR1340_GPT2_CLK_ENB                  4
 142         #define SPEAR1340_KBD_CLK_ENB                   3
 143         #define SPEAR1340_CPU_DBG_CLK_ENB               2
 144         #define SPEAR1340_DDR_CORE_CLK_ENB              1
 145         #define SPEAR1340_DDR_CTRL_CLK_ENB              0
 146
 147 #define SPEAR1340_PERIP3_CLK_ENB                (VA_MISC_BASE + 0x314)
 148         #define SPEAR1340_PLGPIO_CLK_ENB                18
 149         #define SPEAR1340_VIDEO_DEC_CLK_ENB             16
 150         #define SPEAR1340_VIDEO_ENC_CLK_ENB             15
 151         #define SPEAR1340_SPDIF_OUT_CLK_ENB             13
 152         #define SPEAR1340_SPDIF_IN_CLK_ENB              12
 153         #define SPEAR1340_VIDEO_IN_CLK_ENB              11
 154         #define SPEAR1340_CAM0_CLK_ENB                  10
 155         #define SPEAR1340_CAM1_CLK_ENB                  9
 156         #define SPEAR1340_CAM2_CLK_ENB                  8
 157         #define SPEAR1340_CAM3_CLK_ENB                  7
 158         #define SPEAR1340_MALI_CLK_ENB                  6
 159         #define SPEAR1340_CEC0_CLK_ENB                  5
 160         #define SPEAR1340_CEC1_CLK_ENB                  4
 161         #define SPEAR1340_PWM_CLK_ENB                   3
 162         #define SPEAR1340_I2C1_CLK_ENB                  2
 163         #define SPEAR1340_UART1_CLK_ENB                 1
 164
 165 static DEFINE_SPINLOCK(_lock);
 166
 167 /* pll rate configuration table, in ascending order of rates */
 168 static struct pll_rate_tbl pll_rtbl[] = {
 169         /* PCLK 24MHz */
 170         {.mode = 0, .m = 0x83, .n = 0x04, .p = 0x5}, /* vco 1572, pll 49.125 MHz */
 171         {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x3}, /* vco 1000, pll 125 MHz */
 172         {.mode = 0, .m = 0x64, .n = 0x06, .p = 0x1}, /* vco 800, pll 400 MHz */
 173         {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x1}, /* vco 1000, pll 500 MHz */
 174         {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x1}, /* vco 1328, pll 664 MHz */
 175         {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x1}, /* vco 1600, pll 800 MHz */
 176         {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */
 177         {.mode = 0, .m = 0x96, .n = 0x06, .p = 0x0}, /* vco 1200, pll 1200 MHz */
 178 };
 179
 180 /* vco-pll4 rate configuration table, in ascending order of rates */
 181 static struct pll_rate_tbl pll4_rtbl[] = {
 182         {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x2}, /* vco 1000, pll 250 MHz */
 183         {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x2}, /* vco 1328, pll 332 MHz */
 184         {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x2}, /* vco 1600, pll 400 MHz */
 185         {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */
 186 };
 187
 188 /*
 189  * All below entries generate 166 MHz for
 190  * different values of vco1div2
 191  */
 192 static struct frac_rate_tbl amba_synth_rtbl[] = {
 193         {.div = 0x06062}, /* for vco1div2 = 500 MHz */
 194         {.div = 0x04D1B}, /* for vco1div2 = 400 MHz */
 195         {.div = 0x04000}, /* for vco1div2 = 332 MHz */
 196         {.div = 0x03031}, /* for vco1div2 = 250 MHz */
 197         {.div = 0x0268D}, /* for vco1div2 = 200 MHz */
 198 };
 199
 200 /*
 201  * Synthesizer Clock derived from vcodiv2. This clock is one of the
 202  * possible clocks to feed cpu directly.
 203  * We can program this synthesizer to make cpu run on different clock
 204  * frequencies.
 205  * Following table provides configuration values to let cpu run on 200,
 206  * 250, 332, 400 or 500 MHz considering different possibilites of input
 207  * (vco1div2) clock.
 208  *
 209  * --------------------------------------------------------------------
 210  * vco1div2(Mhz)        fout(Mhz)       cpuclk = fout/2         div
 211  * --------------------------------------------------------------------
 212  * 400                  200             100                     0x04000
 213  * 400                  250             125                     0x03333
 214  * 400                  332             166                     0x0268D
 215  * 400                  400             200                     0x02000
 216  * --------------------------------------------------------------------
 217  * 500                  200             100                     0x05000
 218  * 500                  250             125                     0x04000
 219  * 500                  332             166                     0x03031
 220  * 500                  400             200                     0x02800
 221  * 500                  500             250                     0x02000
 222  * --------------------------------------------------------------------
 223  * 664                  200             100                     0x06a38
 224  * 664                  250             125                     0x054FD
 225  * 664                  332             166                     0x04000
 226  * 664                  400             200                     0x0351E
 227  * 664                  500             250                     0x02A7E
 228  * --------------------------------------------------------------------
 229  * 800                  200             100                     0x08000
 230  * 800                  250             125                     0x06666
 231  * 800                  332             166                     0x04D18
 232  * 800                  400             200                     0x04000
 233  * 800                  500             250                     0x03333
 234  * --------------------------------------------------------------------
 235  * sys rate configuration table is in descending order of divisor.
 236  */
 237 static struct frac_rate_tbl sys_synth_rtbl[] = {
 238         {.div = 0x08000},
 239         {.div = 0x06a38},
 240         {.div = 0x06666},
 241         {.div = 0x054FD},
 242         {.div = 0x05000},
 243         {.div = 0x04D18},
 244         {.div = 0x04000},
 245         {.div = 0x0351E},
 246         {.div = 0x03333},
 247         {.div = 0x03031},
 248         {.div = 0x02A7E},
 249         {.div = 0x02800},
 250         {.div = 0x0268D},
 251         {.div = 0x02000},
 252 };
 253
 254 /* aux rate configuration table, in ascending order of rates */
 255 static struct aux_rate_tbl aux_rtbl[] = {
 256         /* For VCO1div2 = 500 MHz */
 257         {.xscale = 10, .yscale = 204, .eq = 0}, /* 12.29 MHz */
 258         {.xscale = 4, .yscale = 21, .eq = 0}, /* 48 MHz */
 259         {.xscale = 2, .yscale = 6, .eq = 0}, /* 83 MHz */
 260         {.xscale = 2, .yscale = 4, .eq = 0}, /* 125 MHz */
 261         {.xscale = 1, .yscale = 3, .eq = 1}, /* 166 MHz */
 262         {.xscale = 1, .yscale = 2, .eq = 1}, /* 250 MHz */
 263 };
 264
 265 /* gmac rate configuration table, in ascending order of rates */
 266 static struct aux_rate_tbl gmac_rtbl[] = {
 267         /* For gmac phy input clk */
 268         {.xscale = 2, .yscale = 6, .eq = 0}, /* divided by 6 */
 269         {.xscale = 2, .yscale = 4, .eq = 0}, /* divided by 4 */
 270         {.xscale = 1, .yscale = 3, .eq = 1}, /* divided by 3 */
 271         {.xscale = 1, .yscale = 2, .eq = 1}, /* divided by 2 */
 272 };
 273
 274 /* clcd rate configuration table, in ascending order of rates */
 275 static struct frac_rate_tbl clcd_rtbl[] = {
 276         {.div = 0x14000}, /* 25 Mhz , for vc01div4 = 250 MHz*/
 277         {.div = 0x1284B}, /* 27 Mhz , for vc01div4 = 250 MHz*/
 278         {.div = 0x0D8D3}, /* 58 Mhz , for vco1div4 = 393 MHz */
 279         {.div = 0x0B72C}, /* 58 Mhz , for vco1div4 = 332 MHz */
 280         {.div = 0x089EE}, /* 58 Mhz , for vc01div4 = 250 MHz*/
 281         {.div = 0x07BA0}, /* 65 Mhz , for vc01div4 = 250 MHz*/
 282         {.div = 0x06f1C}, /* 72 Mhz , for vc01div4 = 250 MHz*/
 283         {.div = 0x06E58}, /* 58 Mhz , for vco1div4 = 200 MHz */
 284         {.div = 0x06c1B}, /* 74 Mhz , for vc01div4 = 250 MHz*/
 285         {.div = 0x04A12}, /* 108 Mhz , for vc01div4 = 250 MHz*/
 286         {.div = 0x0378E}, /* 144 Mhz , for vc01div4 = 250 MHz*/
 287         {.div = 0x0360D}, /* 148 Mhz , for vc01div4 = 250 MHz*/
 288         {.div = 0x035E0}, /* 148.5 MHz, for vc01div4 = 250 MHz*/
 289 };
 290
 291 /* i2s prescaler1 masks */
 292 static struct aux_clk_masks i2s_prs1_masks = {
 293         .eq_sel_mask = AUX_EQ_SEL_MASK,
 294         .eq_sel_shift = SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT,
 295         .eq1_mask = AUX_EQ1_SEL,
 296         .eq2_mask = AUX_EQ2_SEL,
 297         .xscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_X_MASK,
 298         .xscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_X_SHIFT,
 299         .yscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_Y_MASK,
 300         .yscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_Y_SHIFT,
 301 };
 302
 303 /* i2s sclk (bit clock) syynthesizers masks */
 304 static struct aux_clk_masks i2s_sclk_masks = {
 305         .eq_sel_mask = AUX_EQ_SEL_MASK,
 306         .eq_sel_shift = SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT,
 307         .eq1_mask = AUX_EQ1_SEL,
 308         .eq2_mask = AUX_EQ2_SEL,
 309         .xscale_sel_mask = SPEAR1340_I2S_SCLK_X_MASK,
 310         .xscale_sel_shift = SPEAR1340_I2S_SCLK_X_SHIFT,
 311         .yscale_sel_mask = SPEAR1340_I2S_SCLK_Y_MASK,
 312         .yscale_sel_shift = SPEAR1340_I2S_SCLK_Y_SHIFT,
 313         .enable_bit = SPEAR1340_I2S_SCLK_SYNTH_ENB,
 314 };
 315
 316 /* i2s prs1 aux rate configuration table, in ascending order of rates */
 317 static struct aux_rate_tbl i2s_prs1_rtbl[] = {
 318         /* For parent clk = 49.152 MHz */
 319         {.xscale = 1, .yscale = 12, .eq = 0}, /* 2.048 MHz, smp freq = 8Khz */
 320         {.xscale = 11, .yscale = 96, .eq = 0}, /* 2.816 MHz, smp freq = 11Khz */
 321         {.xscale = 1, .yscale = 6, .eq = 0}, /* 4.096 MHz, smp freq = 16Khz */
 322         {.xscale = 11, .yscale = 48, .eq = 0}, /* 5.632 MHz, smp freq = 22Khz */
 323
 324         /*
 325          * with parent clk = 49.152, freq gen is 8.192 MHz, smp freq = 32Khz
 326          * with parent clk = 12.288, freq gen is 2.048 MHz, smp freq = 8Khz
 327          */
 328         {.xscale = 1, .yscale = 3, .eq = 0},
 329
 330         /* For parent clk = 49.152 MHz */
 331         {.xscale = 17, .yscale = 37, .eq = 0}, /* 11.289 MHz, smp freq = 44Khz*/
 332         {.xscale = 1, .yscale = 2, .eq = 0}, /* 12.288 MHz, smp freq = 48Khz*/
 333 };
 334
 335 /* i2s sclk aux rate configuration table, in ascending order of rates */
 336 static struct aux_rate_tbl i2s_sclk_rtbl[] = {
 337         /* For sclk = ref_clk * x/2/y */
 338         {.xscale = 1, .yscale = 4, .eq = 0},
 339         {.xscale = 1, .yscale = 2, .eq = 0},
 340 };
 341
 342 /* adc rate configuration table, in ascending order of rates */
 343 /* possible adc range is 2.5 MHz to 20 MHz. */
 344 static struct aux_rate_tbl adc_rtbl[] = {
 345         /* For ahb = 166.67 MHz */
 346         {.xscale = 1, .yscale = 31, .eq = 0}, /* 2.68 MHz */
 347         {.xscale = 2, .yscale = 21, .eq = 0}, /* 7.94 MHz */
 348         {.xscale = 4, .yscale = 21, .eq = 0}, /* 15.87 MHz */
 349         {.xscale = 10, .yscale = 42, .eq = 0}, /* 19.84 MHz */
 350 };
 351
 352 /* General synth rate configuration table, in ascending order of rates */
 353 static struct frac_rate_tbl gen_rtbl[] = {
 354         /* For vco1div4 = 250 MHz */
 355         {.div = 0x1624E}, /* 22.5792 MHz */
 356         {.div = 0x14585}, /* 24.576 MHz */
 357         {.div = 0x14000}, /* 25 MHz */
 358         {.div = 0x0B127}, /* 45.1584 MHz */
 359         {.div = 0x0A000}, /* 50 MHz */
 360         {.div = 0x061A8}, /* 81.92 MHz */
 361         {.div = 0x05000}, /* 100 MHz */
 362         {.div = 0x02800}, /* 200 MHz */
 363         {.div = 0x02620}, /* 210 MHz */
 364         {.div = 0x02460}, /* 220 MHz */
 365         {.div = 0x022C0}, /* 230 MHz */
 366         {.div = 0x02160}, /* 240 MHz */
 367         {.div = 0x02000}, /* 250 MHz */
 368 };
 369
 370 /* clock parents */
 371 static const char *vco_parents[] = { "osc_24m_clk", "osc_25m_clk", };
 372 static const char *sys_parents[] = { "pll1_clk", "pll1_clk", "pll1_clk",
 373         "pll1_clk", "sys_synth_clk", "sys_synth_clk", "pll2_clk", "pll3_clk", };
 374 static const char *ahb_parents[] = { "cpu_div3_clk", "amba_syn_clk", };
 375 static const char *gpt_parents[] = { "osc_24m_clk", "apb_clk", };
 376 static const char *uart0_parents[] = { "pll5_clk", "osc_24m_clk",
 377         "uart0_syn_gclk", };
 378 static const char *uart1_parents[] = { "pll5_clk", "osc_24m_clk",
 379         "uart1_syn_gclk", };
 380 static const char *c3_parents[] = { "pll5_clk", "c3_syn_gclk", };
 381 static const char *gmac_phy_input_parents[] = { "gmii_pad_clk", "pll2_clk",
 382         "osc_25m_clk", };
 383 static const char *gmac_phy_parents[] = { "phy_input_mclk", "phy_syn_gclk", };
 384 static const char *clcd_synth_parents[] = { "vco1div4_clk", "pll2_clk", };
 385 static const char *clcd_pixel_parents[] = { "pll5_clk", "clcd_syn_clk", };
 386 static const char *i2s_src_parents[] = { "vco1div2_clk", "pll2_clk", "pll3_clk",
 387         "i2s_src_pad_clk", };
 388 static const char *i2s_ref_parents[] = { "i2s_src_mclk", "i2s_prs1_clk", };
 389 static const char *spdif_out_parents[] = { "i2s_src_pad_clk", "gen_syn2_clk", };
 390 static const char *spdif_in_parents[] = { "pll2_clk", "gen_syn3_clk", };
 391
 392 static const char *gen_synth0_1_parents[] = { "vco1div4_clk", "vco3div2_clk",
 393         "pll3_clk", };
 394 static const char *gen_synth2_3_parents[] = { "vco1div4_clk", "vco3div2_clk",
 395         "pll2_clk", };
 396
 397 void __init spear1340_clk_init(void)
 398 {
 399         struct clk *clk, *clk1;
 400
 401         clk = clk_register_fixed_rate(NULL, "apb_pclk", NULL, CLK_IS_ROOT, 0);
 402         clk_register_clkdev(clk, "apb_pclk", NULL);
 403
 404         clk = clk_register_fixed_rate(NULL, "osc_32k_clk", NULL, CLK_IS_ROOT,
 405                         32000);
 406         clk_register_clkdev(clk, "osc_32k_clk", NULL);
 407
 408         clk = clk_register_fixed_rate(NULL, "osc_24m_clk", NULL, CLK_IS_ROOT,
 409                         24000000);
 410         clk_register_clkdev(clk, "osc_24m_clk", NULL);
 411
 412         clk = clk_register_fixed_rate(NULL, "osc_25m_clk", NULL, CLK_IS_ROOT,
 413                         25000000);
 414         clk_register_clkdev(clk, "osc_25m_clk", NULL);
 415
 416         clk = clk_register_fixed_rate(NULL, "gmii_pad_clk", NULL, CLK_IS_ROOT,
 417                         125000000);
 418         clk_register_clkdev(clk, "gmii_pad_clk", NULL);
 419
 420         clk = clk_register_fixed_rate(NULL, "i2s_src_pad_clk", NULL,
 421                         CLK_IS_ROOT, 12288000);
 422         clk_register_clkdev(clk, "i2s_src_pad_clk", NULL);
 423
 424         /* clock derived from 32 KHz osc clk */
 425         clk = clk_register_gate(NULL, "rtc-spear", "osc_32k_clk", 0,
 426                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_RTC_CLK_ENB, 0,
 427                         &_lock);
 428         clk_register_clkdev(clk, NULL, "fc900000.rtc");
 429
 430         /* clock derived from 24 or 25 MHz osc clk */
 431         /* vco-pll */
 432         clk = clk_register_mux(NULL, "vco1_mclk", vco_parents,
 433                         ARRAY_SIZE(vco_parents), 0, SPEAR1340_PLL_CFG,
 434                         SPEAR1340_PLL1_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0,
 435                         &_lock);
 436         clk_register_clkdev(clk, "vco1_mclk", NULL);
 437         clk = clk_register_vco_pll("vco1_clk", "pll1_clk", NULL, "vco1_mclk", 0,
 438                         SPEAR1340_PLL1_CTR, SPEAR1340_PLL1_FRQ, pll_rtbl,
 439                         ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
 440         clk_register_clkdev(clk, "vco1_clk", NULL);
 441         clk_register_clkdev(clk1, "pll1_clk", NULL);
 442
 443         clk = clk_register_mux(NULL, "vco2_mclk", vco_parents,
 444                         ARRAY_SIZE(vco_parents), 0, SPEAR1340_PLL_CFG,
 445                         SPEAR1340_PLL2_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0,
 446                         &_lock);
 447         clk_register_clkdev(clk, "vco2_mclk", NULL);
 448         clk = clk_register_vco_pll("vco2_clk", "pll2_clk", NULL, "vco2_mclk", 0,
 449                         SPEAR1340_PLL2_CTR, SPEAR1340_PLL2_FRQ, pll_rtbl,
 450                         ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
 451         clk_register_clkdev(clk, "vco2_clk", NULL);
 452         clk_register_clkdev(clk1, "pll2_clk", NULL);
 453
 454         clk = clk_register_mux(NULL, "vco3_mclk", vco_parents,
 455                         ARRAY_SIZE(vco_parents), 0, SPEAR1340_PLL_CFG,
 456                         SPEAR1340_PLL3_CLK_SHIFT, SPEAR1340_PLL_CLK_MASK, 0,
 457                         &_lock);
 458         clk_register_clkdev(clk, "vco3_mclk", NULL);
 459         clk = clk_register_vco_pll("vco3_clk", "pll3_clk", NULL, "vco3_mclk", 0,
 460                         SPEAR1340_PLL3_CTR, SPEAR1340_PLL3_FRQ, pll_rtbl,
 461                         ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
 462         clk_register_clkdev(clk, "vco3_clk", NULL);
 463         clk_register_clkdev(clk1, "pll3_clk", NULL);
 464
 465         clk = clk_register_vco_pll("vco4_clk", "pll4_clk", NULL, "osc_24m_clk",
 466                         0, SPEAR1340_PLL4_CTR, SPEAR1340_PLL4_FRQ, pll4_rtbl,
 467                         ARRAY_SIZE(pll4_rtbl), &_lock, &clk1, NULL);
 468         clk_register_clkdev(clk, "vco4_clk", NULL);
 469         clk_register_clkdev(clk1, "pll4_clk", NULL);
 470
 471         clk = clk_register_fixed_rate(NULL, "pll5_clk", "osc_24m_clk", 0,
 472                         48000000);
 473         clk_register_clkdev(clk, "pll5_clk", NULL);
 474
 475         clk = clk_register_fixed_rate(NULL, "pll6_clk", "osc_25m_clk", 0,
 476                         25000000);
 477         clk_register_clkdev(clk, "pll6_clk", NULL);
 478
 479         /* vco div n clocks */
 480         clk = clk_register_fixed_factor(NULL, "vco1div2_clk", "vco1_clk", 0, 1,
 481                         2);
 482         clk_register_clkdev(clk, "vco1div2_clk", NULL);
 483
 484         clk = clk_register_fixed_factor(NULL, "vco1div4_clk", "vco1_clk", 0, 1,
 485                         4);
 486         clk_register_clkdev(clk, "vco1div4_clk", NULL);
 487
 488         clk = clk_register_fixed_factor(NULL, "vco2div2_clk", "vco2_clk", 0, 1,
 489                         2);
 490         clk_register_clkdev(clk, "vco2div2_clk", NULL);
 491
 492         clk = clk_register_fixed_factor(NULL, "vco3div2_clk", "vco3_clk", 0, 1,
 493                         2);
 494         clk_register_clkdev(clk, "vco3div2_clk", NULL);
 495
 496         /* peripherals */
 497         clk_register_fixed_factor(NULL, "thermal_clk", "osc_24m_clk", 0, 1,
 498                         128);
 499         clk = clk_register_gate(NULL, "thermal_gclk", "thermal_clk", 0,
 500                         SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_THSENS_CLK_ENB, 0,
 501                         &_lock);
 502         clk_register_clkdev(clk, NULL, "spear_thermal");
 503
 504         /* clock derived from pll4 clk */
 505         clk = clk_register_fixed_factor(NULL, "ddr_clk", "pll4_clk", 0, 1,
 506                         1);
 507         clk_register_clkdev(clk, "ddr_clk", NULL);
 508
 509         /* clock derived from pll1 clk */
 510         clk = clk_register_frac("sys_syn_clk", "vco1div2_clk", 0,
 511                         SPEAR1340_SYS_CLK_SYNT, sys_synth_rtbl,
 512                         ARRAY_SIZE(sys_synth_rtbl), &_lock);
 513         clk_register_clkdev(clk, "sys_syn_clk", NULL);
 514
 515         clk = clk_register_frac("amba_syn_clk", "vco1div2_clk", 0,
 516                         SPEAR1340_AMBA_CLK_SYNT, amba_synth_rtbl,
 517                         ARRAY_SIZE(amba_synth_rtbl), &_lock);
 518         clk_register_clkdev(clk, "amba_syn_clk", NULL);
 519
 520         clk = clk_register_mux(NULL, "sys_mclk", sys_parents,
 521                         ARRAY_SIZE(sys_parents), 0, SPEAR1340_SYS_CLK_CTRL,
 522                         SPEAR1340_SCLK_SRC_SEL_SHIFT,
 523                         SPEAR1340_SCLK_SRC_SEL_MASK, 0, &_lock);
 524         clk_register_clkdev(clk, "sys_clk", NULL);
 525
 526         clk = clk_register_fixed_factor(NULL, "cpu_clk", "sys_mclk", 0, 1,
 527                         2);
 528         clk_register_clkdev(clk, "cpu_clk", NULL);
 529
 530         clk = clk_register_fixed_factor(NULL, "cpu_div3_clk", "cpu_clk", 0, 1,
 531                         3);
 532         clk_register_clkdev(clk, "cpu_div3_clk", NULL);
 533
 534         clk = clk_register_fixed_factor(NULL, "wdt_clk", "cpu_clk", 0, 1,
 535                         2);
 536         clk_register_clkdev(clk, NULL, "ec800620.wdt");
 537
 538         clk = clk_register_mux(NULL, "ahb_clk", ahb_parents,
 539                         ARRAY_SIZE(ahb_parents), 0, SPEAR1340_SYS_CLK_CTRL,
 540                         SPEAR1340_HCLK_SRC_SEL_SHIFT,
 541                         SPEAR1340_HCLK_SRC_SEL_MASK, 0, &_lock);
 542         clk_register_clkdev(clk, "ahb_clk", NULL);
 543
 544         clk = clk_register_fixed_factor(NULL, "apb_clk", "ahb_clk", 0, 1,
 545                         2);
 546         clk_register_clkdev(clk, "apb_clk", NULL);
 547
 548         /* gpt clocks */
 549         clk = clk_register_mux(NULL, "gpt0_mclk", gpt_parents,
 550                         ARRAY_SIZE(gpt_parents), 0, SPEAR1340_PERIP_CLK_CFG,
 551                         SPEAR1340_GPT0_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0,
 552                         &_lock);
 553         clk_register_clkdev(clk, "gpt0_mclk", NULL);
 554         clk = clk_register_gate(NULL, "gpt0_clk", "gpt0_mclk", 0,
 555                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT0_CLK_ENB, 0,
 556                         &_lock);
 557         clk_register_clkdev(clk, NULL, "gpt0");
 558
 559         clk = clk_register_mux(NULL, "gpt1_mclk", gpt_parents,
 560                         ARRAY_SIZE(gpt_parents), 0, SPEAR1340_PERIP_CLK_CFG,
 561                         SPEAR1340_GPT1_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0,
 562                         &_lock);
 563         clk_register_clkdev(clk, "gpt1_mclk", NULL);
 564         clk = clk_register_gate(NULL, "gpt1_clk", "gpt1_mclk", 0,
 565                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT1_CLK_ENB, 0,
 566                         &_lock);
 567         clk_register_clkdev(clk, NULL, "gpt1");
 568
 569         clk = clk_register_mux(NULL, "gpt2_mclk", gpt_parents,
 570                         ARRAY_SIZE(gpt_parents), 0, SPEAR1340_PERIP_CLK_CFG,
 571                         SPEAR1340_GPT2_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0,
 572                         &_lock);
 573         clk_register_clkdev(clk, "gpt2_mclk", NULL);
 574         clk = clk_register_gate(NULL, "gpt2_clk", "gpt2_mclk", 0,
 575                         SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT2_CLK_ENB, 0,
 576                         &_lock);
 577         clk_register_clkdev(clk, NULL, "gpt2");
 578
 579         clk = clk_register_mux(NULL, "gpt3_mclk", gpt_parents,
 580                         ARRAY_SIZE(gpt_parents), 0, SPEAR1340_PERIP_CLK_CFG,
 581                         SPEAR1340_GPT3_CLK_SHIFT, SPEAR1340_GPT_CLK_MASK, 0,
 582                         &_lock);
 583         clk_register_clkdev(clk, "gpt3_mclk", NULL);
 584         clk = clk_register_gate(NULL, "gpt3_clk", "gpt3_mclk", 0,
 585                         SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT3_CLK_ENB, 0,
 586                         &_lock);
 587         clk_register_clkdev(clk, NULL, "gpt3");
 588
 589         /* others */
 590         clk = clk_register_aux("uart0_syn_clk", "uart0_syn_gclk",
 591                         "vco1div2_clk", 0, SPEAR1340_UART0_CLK_SYNT, NULL,
 592                         aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
 593         clk_register_clkdev(clk, "uart0_syn_clk", NULL);
 594         clk_register_clkdev(clk1, "uart0_syn_gclk", NULL);
 595
 596         clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents,
 597                         ARRAY_SIZE(uart0_parents), 0, SPEAR1340_PERIP_CLK_CFG,
 598                         SPEAR1340_UART0_CLK_SHIFT, SPEAR1340_UART_CLK_MASK, 0,
 599                         &_lock);
 600         clk_register_clkdev(clk, "uart0_mclk", NULL);
 601
 602         clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk", 0,
 603                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UART0_CLK_ENB, 0,
 604                         &_lock);
 605         clk_register_clkdev(clk, NULL, "e0000000.serial");
 606
 607         clk = clk_register_aux("uart1_syn_clk", "uart1_syn_gclk",
 608                         "vco1div2_clk", 0, SPEAR1340_UART1_CLK_SYNT, NULL,
 609                         aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
 610         clk_register_clkdev(clk, "uart1_syn_clk", NULL);
 611         clk_register_clkdev(clk1, "uart1_syn_gclk", NULL);
 612
 613         clk = clk_register_mux(NULL, "uart1_mclk", uart1_parents,
 614                         ARRAY_SIZE(uart1_parents), 0, SPEAR1340_PERIP_CLK_CFG,
 615                         SPEAR1340_UART1_CLK_SHIFT, SPEAR1340_UART_CLK_MASK, 0,
 616                         &_lock);
 617         clk_register_clkdev(clk, "uart1_mclk", NULL);
 618
 619         clk = clk_register_gate(NULL, "uart1_clk", "uart1_mclk", 0,
 620                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_UART1_CLK_ENB, 0,
 621                         &_lock);
 622         clk_register_clkdev(clk, NULL, "b4100000.serial");
 623
 624         clk = clk_register_aux("sdhci_syn_clk", "sdhci_syn_gclk",
 625                         "vco1div2_clk", 0, SPEAR1340_SDHCI_CLK_SYNT, NULL,
 626                         aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
 627         clk_register_clkdev(clk, "sdhci_syn_clk", NULL);
 628         clk_register_clkdev(clk1, "sdhci_syn_gclk", NULL);
 629
 630         clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk", 0,
 631                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SDHCI_CLK_ENB, 0,
 632                         &_lock);
 633         clk_register_clkdev(clk, NULL, "b3000000.sdhci");
 634
 635         clk = clk_register_aux("cfxd_syn_clk", "cfxd_syn_gclk", "vco1div2_clk",
 636                         0, SPEAR1340_CFXD_CLK_SYNT, NULL, aux_rtbl,
 637                         ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
 638         clk_register_clkdev(clk, "cfxd_syn_clk", NULL);
 639         clk_register_clkdev(clk1, "cfxd_syn_gclk", NULL);
 640
 641         clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk", 0,
 642                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_CFXD_CLK_ENB, 0,
 643                         &_lock);
 644         clk_register_clkdev(clk, NULL, "b2800000.cf");
 645         clk_register_clkdev(clk, NULL, "arasan_xd");
 646
 647         clk = clk_register_aux("c3_syn_clk", "c3_syn_gclk", "vco1div2_clk", 0,
 648                         SPEAR1340_C3_CLK_SYNT, NULL, aux_rtbl,
 649                         ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
 650         clk_register_clkdev(clk, "c3_syn_clk", NULL);
 651         clk_register_clkdev(clk1, "c3_syn_gclk", NULL);
 652
 653         clk = clk_register_mux(NULL, "c3_mclk", c3_parents,
 654                         ARRAY_SIZE(c3_parents), 0, SPEAR1340_PERIP_CLK_CFG,
 655                         SPEAR1340_C3_CLK_SHIFT, SPEAR1340_C3_CLK_MASK, 0,
 656                         &_lock);
 657         clk_register_clkdev(clk, "c3_mclk", NULL);
 658
 659         clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", 0,
 660                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_C3_CLK_ENB, 0,
 661                         &_lock);
 662         clk_register_clkdev(clk, NULL, "c3");
 663
 664         /* gmac */
 665         clk = clk_register_mux(NULL, "phy_input_mclk", gmac_phy_input_parents,
 666                         ARRAY_SIZE(gmac_phy_input_parents), 0,
 667                         SPEAR1340_GMAC_CLK_CFG,
 668                         SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT,
 669                         SPEAR1340_GMAC_PHY_INPUT_CLK_MASK, 0, &_lock);
 670         clk_register_clkdev(clk, "phy_input_mclk", NULL);
 671
 672         clk = clk_register_aux("phy_syn_clk", "phy_syn_gclk", "phy_input_mclk",
 673                         0, SPEAR1340_GMAC_CLK_SYNT, NULL, gmac_rtbl,
 674                         ARRAY_SIZE(gmac_rtbl), &_lock, &clk1);
 675         clk_register_clkdev(clk, "phy_syn_clk", NULL);
 676         clk_register_clkdev(clk1, "phy_syn_gclk", NULL);
 677
 678         clk = clk_register_mux(NULL, "phy_mclk", gmac_phy_parents,
 679                         ARRAY_SIZE(gmac_phy_parents), 0,
 680                         SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GMAC_PHY_CLK_SHIFT,
 681                         SPEAR1340_GMAC_PHY_CLK_MASK, 0, &_lock);
 682         clk_register_clkdev(clk, NULL, "stmmacphy.0");
 683
 684         /* clcd */
 685         clk = clk_register_mux(NULL, "clcd_syn_mclk", clcd_synth_parents,
 686                         ARRAY_SIZE(clcd_synth_parents), 0,
 687                         SPEAR1340_CLCD_CLK_SYNT, SPEAR1340_CLCD_SYNT_CLK_SHIFT,
 688                         SPEAR1340_CLCD_SYNT_CLK_MASK, 0, &_lock);
 689         clk_register_clkdev(clk, "clcd_syn_mclk", NULL);
 690
 691         clk = clk_register_frac("clcd_syn_clk", "clcd_syn_mclk", 0,
 692                         SPEAR1340_CLCD_CLK_SYNT, clcd_rtbl,
 693                         ARRAY_SIZE(clcd_rtbl), &_lock);
 694         clk_register_clkdev(clk, "clcd_syn_clk", NULL);
 695
 696         clk = clk_register_mux(NULL, "clcd_pixel_mclk", clcd_pixel_parents,
 697                         ARRAY_SIZE(clcd_pixel_parents), 0,
 698                         SPEAR1340_PERIP_CLK_CFG, SPEAR1340_CLCD_CLK_SHIFT,
 699                         SPEAR1340_CLCD_CLK_MASK, 0, &_lock);
 700         clk_register_clkdev(clk, "clcd_pixel_clk", NULL);
 701
 702         clk = clk_register_gate(NULL, "clcd_clk", "clcd_pixel_mclk", 0,
 703                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_CLCD_CLK_ENB, 0,
 704                         &_lock);
 705         clk_register_clkdev(clk, "clcd_clk", NULL);
 706
 707         /* i2s */
 708         clk = clk_register_mux(NULL, "i2s_src_mclk", i2s_src_parents,
 709                         ARRAY_SIZE(i2s_src_parents), 0, SPEAR1340_I2S_CLK_CFG,
 710                         SPEAR1340_I2S_SRC_CLK_SHIFT, SPEAR1340_I2S_SRC_CLK_MASK,
 711                         0, &_lock);
 712         clk_register_clkdev(clk, "i2s_src_clk", NULL);
 713
 714         clk = clk_register_aux("i2s_prs1_clk", NULL, "i2s_src_mclk", 0,
 715                         SPEAR1340_I2S_CLK_CFG, &i2s_prs1_masks, i2s_prs1_rtbl,
 716                         ARRAY_SIZE(i2s_prs1_rtbl), &_lock, NULL);
 717         clk_register_clkdev(clk, "i2s_prs1_clk", NULL);
 718
 719         clk = clk_register_mux(NULL, "i2s_ref_mclk", i2s_ref_parents,
 720                         ARRAY_SIZE(i2s_ref_parents), 0, SPEAR1340_I2S_CLK_CFG,
 721                         SPEAR1340_I2S_REF_SHIFT, SPEAR1340_I2S_REF_SEL_MASK, 0,
 722                         &_lock);
 723         clk_register_clkdev(clk, "i2s_ref_clk", NULL);
 724
 725         clk = clk_register_gate(NULL, "i2s_ref_pad_clk", "i2s_ref_mclk", 0,
 726                         SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_I2S_REF_PAD_CLK_ENB,
 727                         0, &_lock);
 728         clk_register_clkdev(clk, "i2s_ref_pad_clk", NULL);
 729
 730         clk = clk_register_aux("i2s_sclk_clk", "i2s_sclk_gclk", "i2s_ref_mclk",
 731                         0, SPEAR1340_I2S_CLK_CFG, &i2s_sclk_masks,
 732                         i2s_sclk_rtbl, ARRAY_SIZE(i2s_sclk_rtbl), &_lock,
 733                         &clk1);
 734         clk_register_clkdev(clk, "i2s_sclk_clk", NULL);
 735         clk_register_clkdev(clk1, "i2s_sclk_gclk", NULL);
 736
 737         /* clock derived from ahb clk */
 738         clk = clk_register_gate(NULL, "i2c0_clk", "ahb_clk", 0,
 739                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2C0_CLK_ENB, 0,
 740                         &_lock);
 741         clk_register_clkdev(clk, NULL, "e0280000.i2c");
 742
 743         clk = clk_register_gate(NULL, "i2c1_clk", "ahb_clk", 0,
 744                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_I2C1_CLK_ENB, 0,
 745                         &_lock);
 746         clk_register_clkdev(clk, NULL, "b4000000.i2c");
 747
 748         clk = clk_register_gate(NULL, "dma_clk", "ahb_clk", 0,
 749                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_DMA_CLK_ENB, 0,
 750                         &_lock);
 751         clk_register_clkdev(clk, NULL, "ea800000.dma");
 752         clk_register_clkdev(clk, NULL, "eb000000.dma");
 753
 754         clk = clk_register_gate(NULL, "gmac_clk", "ahb_clk", 0,
 755                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GMAC_CLK_ENB, 0,
 756                         &_lock);
 757         clk_register_clkdev(clk, NULL, "e2000000.eth");
 758
 759         clk = clk_register_gate(NULL, "fsmc_clk", "ahb_clk", 0,
 760                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_FSMC_CLK_ENB, 0,
 761                         &_lock);
 762         clk_register_clkdev(clk, NULL, "b0000000.flash");
 763
 764         clk = clk_register_gate(NULL, "smi_clk", "ahb_clk", 0,
 765                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SMI_CLK_ENB, 0,
 766                         &_lock);
 767         clk_register_clkdev(clk, NULL, "ea000000.flash");
 768
 769         clk = clk_register_gate(NULL, "usbh0_clk", "ahb_clk", 0,
 770                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC0_CLK_ENB, 0,
 771                         &_lock);
 772         clk_register_clkdev(clk, "usbh.0_clk", NULL);
 773
 774         clk = clk_register_gate(NULL, "usbh1_clk", "ahb_clk", 0,
 775                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC1_CLK_ENB, 0,
 776                         &_lock);
 777         clk_register_clkdev(clk, "usbh.1_clk", NULL);
 778
 779         clk = clk_register_gate(NULL, "uoc_clk", "ahb_clk", 0,
 780                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UOC_CLK_ENB, 0,
 781                         &_lock);
 782         clk_register_clkdev(clk, NULL, "uoc");
 783
 784         clk = clk_register_gate(NULL, "pcie_sata_clk", "ahb_clk", 0,
 785                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_PCIE_SATA_CLK_ENB,
 786                         0, &_lock);
 787         clk_register_clkdev(clk, NULL, "dw_pcie");
 788         clk_register_clkdev(clk, NULL, "ahci");
 789
 790         clk = clk_register_gate(NULL, "sysram0_clk", "ahb_clk", 0,
 791                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM0_CLK_ENB, 0,
 792                         &_lock);
 793         clk_register_clkdev(clk, "sysram0_clk", NULL);
 794
 795         clk = clk_register_gate(NULL, "sysram1_clk", "ahb_clk", 0,
 796                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM1_CLK_ENB, 0,
 797                         &_lock);
 798         clk_register_clkdev(clk, "sysram1_clk", NULL);
 799
 800         clk = clk_register_aux("adc_syn_clk", "adc_syn_gclk", "ahb_clk",
 801                         0, SPEAR1340_ADC_CLK_SYNT, NULL, adc_rtbl,
 802                         ARRAY_SIZE(adc_rtbl), &_lock, &clk1);
 803         clk_register_clkdev(clk, "adc_syn_clk", NULL);
 804         clk_register_clkdev(clk1, "adc_syn_gclk", NULL);
 805
 806         clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk", 0,
 807                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_ADC_CLK_ENB, 0,
 808                         &_lock);
 809         clk_register_clkdev(clk, NULL, "adc_clk");
 810
 811         /* clock derived from apb clk */
 812         clk = clk_register_gate(NULL, "ssp_clk", "apb_clk", 0,
 813                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SSP_CLK_ENB, 0,
 814                         &_lock);
 815         clk_register_clkdev(clk, NULL, "e0100000.spi");
 816
 817         clk = clk_register_gate(NULL, "gpio0_clk", "apb_clk", 0,
 818                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO0_CLK_ENB, 0,
 819                         &_lock);
 820         clk_register_clkdev(clk, NULL, "e0600000.gpio");
 821
 822         clk = clk_register_gate(NULL, "gpio1_clk", "apb_clk", 0,
 823                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO1_CLK_ENB, 0,
 824                         &_lock);
 825         clk_register_clkdev(clk, NULL, "e0680000.gpio");
 826
 827         clk = clk_register_gate(NULL, "i2s_play_clk", "apb_clk", 0,
 828                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_PLAY_CLK_ENB, 0,
 829                         &_lock);
 830         clk_register_clkdev(clk, NULL, "b2400000.i2s");
 831
 832         clk = clk_register_gate(NULL, "i2s_rec_clk", "apb_clk", 0,
 833                         SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_REC_CLK_ENB, 0,
 834                         &_lock);
 835         clk_register_clkdev(clk, NULL, "b2000000.i2s");
 836
 837         clk = clk_register_gate(NULL, "kbd_clk", "apb_clk", 0,
 838                         SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_KBD_CLK_ENB, 0,
 839                         &_lock);
 840         clk_register_clkdev(clk, NULL, "e0300000.kbd");
 841
 842         /* RAS clks */
 843         clk = clk_register_mux(NULL, "gen_syn0_1_mclk", gen_synth0_1_parents,
 844                         ARRAY_SIZE(gen_synth0_1_parents), 0, SPEAR1340_PLL_CFG,
 845                         SPEAR1340_GEN_SYNT0_1_CLK_SHIFT,
 846                         SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock);
 847         clk_register_clkdev(clk, "gen_syn0_1_clk", NULL);
 848
 849         clk = clk_register_mux(NULL, "gen_syn2_3_mclk", gen_synth2_3_parents,
 850                         ARRAY_SIZE(gen_synth2_3_parents), 0, SPEAR1340_PLL_CFG,
 851                         SPEAR1340_GEN_SYNT2_3_CLK_SHIFT,
 852                         SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock);
 853         clk_register_clkdev(clk, "gen_syn2_3_clk", NULL);
 854
 855         clk = clk_register_frac("gen_syn0_clk", "gen_syn0_1_clk", 0,
 856                         SPEAR1340_GEN_CLK_SYNT0, gen_rtbl, ARRAY_SIZE(gen_rtbl),
 857                         &_lock);
 858         clk_register_clkdev(clk, "gen_syn0_clk", NULL);
 859
 860         clk = clk_register_frac("gen_syn1_clk", "gen_syn0_1_clk", 0,
 861                         SPEAR1340_GEN_CLK_SYNT1, gen_rtbl, ARRAY_SIZE(gen_rtbl),
 862                         &_lock);
 863         clk_register_clkdev(clk, "gen_syn1_clk", NULL);
 864
 865         clk = clk_register_frac("gen_syn2_clk", "gen_syn2_3_clk", 0,
 866                         SPEAR1340_GEN_CLK_SYNT2, gen_rtbl, ARRAY_SIZE(gen_rtbl),
 867                         &_lock);
 868         clk_register_clkdev(clk, "gen_syn2_clk", NULL);
 869
 870         clk = clk_register_frac("gen_syn3_clk", "gen_syn2_3_clk", 0,
 871                         SPEAR1340_GEN_CLK_SYNT3, gen_rtbl, ARRAY_SIZE(gen_rtbl),
 872                         &_lock);
 873         clk_register_clkdev(clk, "gen_syn3_clk", NULL);
 874
 875         clk = clk_register_gate(NULL, "mali_clk", "gen_syn3_clk", 0,
 876                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_MALI_CLK_ENB, 0,
 877                         &_lock);
 878         clk_register_clkdev(clk, NULL, "mali");
 879
 880         clk = clk_register_gate(NULL, "cec0_clk", "ahb_clk", 0,
 881                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC0_CLK_ENB, 0,
 882                         &_lock);
 883         clk_register_clkdev(clk, NULL, "spear_cec.0");
 884
 885         clk = clk_register_gate(NULL, "cec1_clk", "ahb_clk", 0,
 886                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC1_CLK_ENB, 0,
 887                         &_lock);
 888         clk_register_clkdev(clk, NULL, "spear_cec.1");
 889
 890         clk = clk_register_mux(NULL, "spdif_out_mclk", spdif_out_parents,
 891                         ARRAY_SIZE(spdif_out_parents), 0,
 892                         SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_OUT_CLK_SHIFT,
 893                         SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
 894         clk_register_clkdev(clk, "spdif_out_mclk", NULL);
 895
 896         clk = clk_register_gate(NULL, "spdif_out_clk", "spdif_out_mclk", 0,
 897                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_SPDIF_OUT_CLK_ENB,
 898                         0, &_lock);
 899         clk_register_clkdev(clk, NULL, "spdif-out");
 900
 901         clk = clk_register_mux(NULL, "spdif_in_mclk", spdif_in_parents,
 902                         ARRAY_SIZE(spdif_in_parents), 0,
 903                         SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_IN_CLK_SHIFT,
 904                         SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
 905         clk_register_clkdev(clk, "spdif_in_mclk", NULL);
 906
 907         clk = clk_register_gate(NULL, "spdif_in_clk", "spdif_in_mclk", 0,
 908                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_SPDIF_IN_CLK_ENB, 0,
 909                         &_lock);
 910         clk_register_clkdev(clk, NULL, "spdif-in");
 911
 912         clk = clk_register_gate(NULL, "acp_clk", "acp_mclk", 0,
 913                         SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_ACP_CLK_ENB, 0,
 914                         &_lock);
 915         clk_register_clkdev(clk, NULL, "acp_clk");
 916
 917         clk = clk_register_gate(NULL, "plgpio_clk", "plgpio_mclk", 0,
 918                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PLGPIO_CLK_ENB, 0,
 919                         &_lock);
 920         clk_register_clkdev(clk, NULL, "plgpio");
 921
 922         clk = clk_register_gate(NULL, "video_dec_clk", "video_dec_mclk", 0,
 923                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_DEC_CLK_ENB,
 924                         0, &_lock);
 925         clk_register_clkdev(clk, NULL, "video_dec");
 926
 927         clk = clk_register_gate(NULL, "video_enc_clk", "video_enc_mclk", 0,
 928                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_ENC_CLK_ENB,
 929                         0, &_lock);
 930         clk_register_clkdev(clk, NULL, "video_enc");
 931
 932         clk = clk_register_gate(NULL, "video_in_clk", "video_in_mclk", 0,
 933                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_IN_CLK_ENB, 0,
 934                         &_lock);
 935         clk_register_clkdev(clk, NULL, "spear_vip");
 936
 937         clk = clk_register_gate(NULL, "cam0_clk", "cam0_mclk", 0,
 938                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM0_CLK_ENB, 0,
 939                         &_lock);
 940         clk_register_clkdev(clk, NULL, "spear_camif.0");
 941
 942         clk = clk_register_gate(NULL, "cam1_clk", "cam1_mclk", 0,
 943                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM1_CLK_ENB, 0,
 944                         &_lock);
 945         clk_register_clkdev(clk, NULL, "spear_camif.1");
 946
 947         clk = clk_register_gate(NULL, "cam2_clk", "cam2_mclk", 0,
 948                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM2_CLK_ENB, 0,
 949                         &_lock);
 950         clk_register_clkdev(clk, NULL, "spear_camif.2");
 951
 952         clk = clk_register_gate(NULL, "cam3_clk", "cam3_mclk", 0,
 953                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM3_CLK_ENB, 0,
 954                         &_lock);
 955         clk_register_clkdev(clk, NULL, "spear_camif.3");
 956
 957         clk = clk_register_gate(NULL, "pwm_clk", "pwm_mclk", 0,
 958                         SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PWM_CLK_ENB, 0,
 959                         &_lock);
 960         clk_register_clkdev(clk, NULL, "pwm");
 961 }