Back to home page

OSCL-LXR

 
 

    


0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003  * arch/arm/mach-spear13xx/spear1340_clock.c
0004  *
0005  * SPEAr1340 machine clock framework source file
0006  *
0007  * Copyright (C) 2012 ST Microelectronics
0008  * Viresh Kumar <vireshk@kernel.org>
0009  */
0010 
0011 #include <linux/clkdev.h>
0012 #include <linux/clk/spear.h>
0013 #include <linux/err.h>
0014 #include <linux/io.h>
0015 #include <linux/of_platform.h>
0016 #include <linux/spinlock_types.h>
0017 #include "clk.h"
0018 
0019 /* Clock Configuration Registers */
0020 #define SPEAR1340_SYS_CLK_CTRL          (misc_base + 0x200)
0021     #define SPEAR1340_HCLK_SRC_SEL_SHIFT    27
0022     #define SPEAR1340_HCLK_SRC_SEL_MASK 1
0023     #define SPEAR1340_SCLK_SRC_SEL_SHIFT    23
0024     #define SPEAR1340_SCLK_SRC_SEL_MASK 3
0025 
0026 /* PLL related registers and bit values */
0027 #define SPEAR1340_PLL_CFG           (misc_base + 0x210)
0028     /* PLL_CFG bit values */
0029     #define SPEAR1340_CLCD_SYNT_CLK_MASK        1
0030     #define SPEAR1340_CLCD_SYNT_CLK_SHIFT       31
0031     #define SPEAR1340_GEN_SYNT2_3_CLK_SHIFT     29
0032     #define SPEAR1340_GEN_SYNT_CLK_MASK     2
0033     #define SPEAR1340_GEN_SYNT0_1_CLK_SHIFT     27
0034     #define SPEAR1340_PLL_CLK_MASK          2
0035     #define SPEAR1340_PLL3_CLK_SHIFT        24
0036     #define SPEAR1340_PLL2_CLK_SHIFT        22
0037     #define SPEAR1340_PLL1_CLK_SHIFT        20
0038 
0039 #define SPEAR1340_PLL1_CTR          (misc_base + 0x214)
0040 #define SPEAR1340_PLL1_FRQ          (misc_base + 0x218)
0041 #define SPEAR1340_PLL2_CTR          (misc_base + 0x220)
0042 #define SPEAR1340_PLL2_FRQ          (misc_base + 0x224)
0043 #define SPEAR1340_PLL3_CTR          (misc_base + 0x22C)
0044 #define SPEAR1340_PLL3_FRQ          (misc_base + 0x230)
0045 #define SPEAR1340_PLL4_CTR          (misc_base + 0x238)
0046 #define SPEAR1340_PLL4_FRQ          (misc_base + 0x23C)
0047 #define SPEAR1340_PERIP_CLK_CFG         (misc_base + 0x244)
0048     /* PERIP_CLK_CFG bit values */
0049     #define SPEAR1340_SPDIF_CLK_MASK        1
0050     #define SPEAR1340_SPDIF_OUT_CLK_SHIFT       15
0051     #define SPEAR1340_SPDIF_IN_CLK_SHIFT        14
0052     #define SPEAR1340_GPT3_CLK_SHIFT        13
0053     #define SPEAR1340_GPT2_CLK_SHIFT        12
0054     #define SPEAR1340_GPT_CLK_MASK          1
0055     #define SPEAR1340_GPT1_CLK_SHIFT        9
0056     #define SPEAR1340_GPT0_CLK_SHIFT        8
0057     #define SPEAR1340_UART_CLK_MASK         2
0058     #define SPEAR1340_UART1_CLK_SHIFT       6
0059     #define SPEAR1340_UART0_CLK_SHIFT       4
0060     #define SPEAR1340_CLCD_CLK_MASK         2
0061     #define SPEAR1340_CLCD_CLK_SHIFT        2
0062     #define SPEAR1340_C3_CLK_MASK           1
0063     #define SPEAR1340_C3_CLK_SHIFT          1
0064 
0065 #define SPEAR1340_GMAC_CLK_CFG          (misc_base + 0x248)
0066     #define SPEAR1340_GMAC_PHY_CLK_MASK     1
0067     #define SPEAR1340_GMAC_PHY_CLK_SHIFT        2
0068     #define SPEAR1340_GMAC_PHY_INPUT_CLK_MASK   2
0069     #define SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT  0
0070 
0071 #define SPEAR1340_I2S_CLK_CFG           (misc_base + 0x24C)
0072     /* I2S_CLK_CFG register mask */
0073     #define SPEAR1340_I2S_SCLK_X_MASK       0x1F
0074     #define SPEAR1340_I2S_SCLK_X_SHIFT      27
0075     #define SPEAR1340_I2S_SCLK_Y_MASK       0x1F
0076     #define SPEAR1340_I2S_SCLK_Y_SHIFT      22
0077     #define SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT     21
0078     #define SPEAR1340_I2S_SCLK_SYNTH_ENB        20
0079     #define SPEAR1340_I2S_PRS1_CLK_X_MASK       0xFF
0080     #define SPEAR1340_I2S_PRS1_CLK_X_SHIFT      12
0081     #define SPEAR1340_I2S_PRS1_CLK_Y_MASK       0xFF
0082     #define SPEAR1340_I2S_PRS1_CLK_Y_SHIFT      4
0083     #define SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT     3
0084     #define SPEAR1340_I2S_REF_SEL_MASK      1
0085     #define SPEAR1340_I2S_REF_SHIFT         2
0086     #define SPEAR1340_I2S_SRC_CLK_MASK      2
0087     #define SPEAR1340_I2S_SRC_CLK_SHIFT     0
0088 
0089 #define SPEAR1340_C3_CLK_SYNT           (misc_base + 0x250)
0090 #define SPEAR1340_UART0_CLK_SYNT        (misc_base + 0x254)
0091 #define SPEAR1340_UART1_CLK_SYNT        (misc_base + 0x258)
0092 #define SPEAR1340_GMAC_CLK_SYNT         (misc_base + 0x25C)
0093 #define SPEAR1340_SDHCI_CLK_SYNT        (misc_base + 0x260)
0094 #define SPEAR1340_CFXD_CLK_SYNT         (misc_base + 0x264)
0095 #define SPEAR1340_ADC_CLK_SYNT          (misc_base + 0x270)
0096 #define SPEAR1340_AMBA_CLK_SYNT         (misc_base + 0x274)
0097 #define SPEAR1340_CLCD_CLK_SYNT         (misc_base + 0x27C)
0098 #define SPEAR1340_SYS_CLK_SYNT          (misc_base + 0x284)
0099 #define SPEAR1340_GEN_CLK_SYNT0         (misc_base + 0x28C)
0100 #define SPEAR1340_GEN_CLK_SYNT1         (misc_base + 0x294)
0101 #define SPEAR1340_GEN_CLK_SYNT2         (misc_base + 0x29C)
0102 #define SPEAR1340_GEN_CLK_SYNT3         (misc_base + 0x304)
0103 #define SPEAR1340_PERIP1_CLK_ENB        (misc_base + 0x30C)
0104     #define SPEAR1340_RTC_CLK_ENB           31
0105     #define SPEAR1340_ADC_CLK_ENB           30
0106     #define SPEAR1340_C3_CLK_ENB            29
0107     #define SPEAR1340_CLCD_CLK_ENB          27
0108     #define SPEAR1340_DMA_CLK_ENB           25
0109     #define SPEAR1340_GPIO1_CLK_ENB         24
0110     #define SPEAR1340_GPIO0_CLK_ENB         23
0111     #define SPEAR1340_GPT1_CLK_ENB          22
0112     #define SPEAR1340_GPT0_CLK_ENB          21
0113     #define SPEAR1340_I2S_PLAY_CLK_ENB      20
0114     #define SPEAR1340_I2S_REC_CLK_ENB       19
0115     #define SPEAR1340_I2C0_CLK_ENB          18
0116     #define SPEAR1340_SSP_CLK_ENB           17
0117     #define SPEAR1340_UART0_CLK_ENB         15
0118     #define SPEAR1340_PCIE_SATA_CLK_ENB     12
0119     #define SPEAR1340_UOC_CLK_ENB           11
0120     #define SPEAR1340_UHC1_CLK_ENB          10
0121     #define SPEAR1340_UHC0_CLK_ENB          9
0122     #define SPEAR1340_GMAC_CLK_ENB          8
0123     #define SPEAR1340_CFXD_CLK_ENB          7
0124     #define SPEAR1340_SDHCI_CLK_ENB         6
0125     #define SPEAR1340_SMI_CLK_ENB           5
0126     #define SPEAR1340_FSMC_CLK_ENB          4
0127     #define SPEAR1340_SYSRAM0_CLK_ENB       3
0128     #define SPEAR1340_SYSRAM1_CLK_ENB       2
0129     #define SPEAR1340_SYSROM_CLK_ENB        1
0130     #define SPEAR1340_BUS_CLK_ENB           0
0131 
0132 #define SPEAR1340_PERIP2_CLK_ENB        (misc_base + 0x310)
0133     #define SPEAR1340_THSENS_CLK_ENB        8
0134     #define SPEAR1340_I2S_REF_PAD_CLK_ENB       7
0135     #define SPEAR1340_ACP_CLK_ENB           6
0136     #define SPEAR1340_GPT3_CLK_ENB          5
0137     #define SPEAR1340_GPT2_CLK_ENB          4
0138     #define SPEAR1340_KBD_CLK_ENB           3
0139     #define SPEAR1340_CPU_DBG_CLK_ENB       2
0140     #define SPEAR1340_DDR_CORE_CLK_ENB      1
0141     #define SPEAR1340_DDR_CTRL_CLK_ENB      0
0142 
0143 #define SPEAR1340_PERIP3_CLK_ENB        (misc_base + 0x314)
0144     #define SPEAR1340_PLGPIO_CLK_ENB        18
0145     #define SPEAR1340_VIDEO_DEC_CLK_ENB     16
0146     #define SPEAR1340_VIDEO_ENC_CLK_ENB     15
0147     #define SPEAR1340_SPDIF_OUT_CLK_ENB     13
0148     #define SPEAR1340_SPDIF_IN_CLK_ENB      12
0149     #define SPEAR1340_VIDEO_IN_CLK_ENB      11
0150     #define SPEAR1340_CAM0_CLK_ENB          10
0151     #define SPEAR1340_CAM1_CLK_ENB          9
0152     #define SPEAR1340_CAM2_CLK_ENB          8
0153     #define SPEAR1340_CAM3_CLK_ENB          7
0154     #define SPEAR1340_MALI_CLK_ENB          6
0155     #define SPEAR1340_CEC0_CLK_ENB          5
0156     #define SPEAR1340_CEC1_CLK_ENB          4
0157     #define SPEAR1340_PWM_CLK_ENB           3
0158     #define SPEAR1340_I2C1_CLK_ENB          2
0159     #define SPEAR1340_UART1_CLK_ENB         1
0160 
0161 static DEFINE_SPINLOCK(_lock);
0162 
0163 /* pll rate configuration table, in ascending order of rates */
0164 static struct pll_rate_tbl pll_rtbl[] = {
0165     /* PCLK 24MHz */
0166     {.mode = 0, .m = 0x83, .n = 0x04, .p = 0x5}, /* vco 1572, pll 49.125 MHz */
0167     {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x3}, /* vco 1000, pll 125 MHz */
0168     {.mode = 0, .m = 0x64, .n = 0x06, .p = 0x1}, /* vco 800, pll 400 MHz */
0169     {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x1}, /* vco 1000, pll 500 MHz */
0170     {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x1}, /* vco 1328, pll 664 MHz */
0171     {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x1}, /* vco 1600, pll 800 MHz */
0172     {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */
0173     {.mode = 0, .m = 0x96, .n = 0x06, .p = 0x0}, /* vco 1200, pll 1200 MHz */
0174 };
0175 
0176 /* vco-pll4 rate configuration table, in ascending order of rates */
0177 static struct pll_rate_tbl pll4_rtbl[] = {
0178     {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x2}, /* vco 1000, pll 250 MHz */
0179     {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x2}, /* vco 1328, pll 332 MHz */
0180     {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x2}, /* vco 1600, pll 400 MHz */
0181     {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */
0182 };
0183 
0184 /*
0185  * All below entries generate 166 MHz for
0186  * different values of vco1div2
0187  */
0188 static struct frac_rate_tbl amba_synth_rtbl[] = {
0189     {.div = 0x073A8}, /* for vco1div2 = 600 MHz */
0190     {.div = 0x06062}, /* for vco1div2 = 500 MHz */
0191     {.div = 0x04D1B}, /* for vco1div2 = 400 MHz */
0192     {.div = 0x04000}, /* for vco1div2 = 332 MHz */
0193     {.div = 0x03031}, /* for vco1div2 = 250 MHz */
0194     {.div = 0x0268D}, /* for vco1div2 = 200 MHz */
0195 };
0196 
0197 /*
0198  * Synthesizer Clock derived from vcodiv2. This clock is one of the
0199  * possible clocks to feed cpu directly.
0200  * We can program this synthesizer to make cpu run on different clock
0201  * frequencies.
0202  * Following table provides configuration values to let cpu run on 200,
0203  * 250, 332, 400 or 500 MHz considering different possibilites of input
0204  * (vco1div2) clock.
0205  *
0206  * --------------------------------------------------------------------
0207  * vco1div2(Mhz)    fout(Mhz)   cpuclk = fout/2     div
0208  * --------------------------------------------------------------------
0209  * 400          200     100         0x04000
0210  * 400          250     125         0x03333
0211  * 400          332     166         0x0268D
0212  * 400          400     200         0x02000
0213  * --------------------------------------------------------------------
0214  * 500          200     100         0x05000
0215  * 500          250     125         0x04000
0216  * 500          332     166         0x03031
0217  * 500          400     200         0x02800
0218  * 500          500     250         0x02000
0219  * --------------------------------------------------------------------
0220  * 600          200     100         0x06000
0221  * 600          250     125         0x04CCE
0222  * 600          332     166         0x039D5
0223  * 600          400     200         0x03000
0224  * 600          500     250         0x02666
0225  * --------------------------------------------------------------------
0226  * 664          200     100         0x06a38
0227  * 664          250     125         0x054FD
0228  * 664          332     166         0x04000
0229  * 664          400     200         0x0351E
0230  * 664          500     250         0x02A7E
0231  * --------------------------------------------------------------------
0232  * 800          200     100         0x08000
0233  * 800          250     125         0x06666
0234  * 800          332     166         0x04D18
0235  * 800          400     200         0x04000
0236  * 800          500     250         0x03333
0237  * --------------------------------------------------------------------
0238  * sys rate configuration table is in descending order of divisor.
0239  */
0240 static struct frac_rate_tbl sys_synth_rtbl[] = {
0241     {.div = 0x08000},
0242     {.div = 0x06a38},
0243     {.div = 0x06666},
0244     {.div = 0x06000},
0245     {.div = 0x054FD},
0246     {.div = 0x05000},
0247     {.div = 0x04D18},
0248     {.div = 0x04CCE},
0249     {.div = 0x04000},
0250     {.div = 0x039D5},
0251     {.div = 0x0351E},
0252     {.div = 0x03333},
0253     {.div = 0x03031},
0254     {.div = 0x03000},
0255     {.div = 0x02A7E},
0256     {.div = 0x02800},
0257     {.div = 0x0268D},
0258     {.div = 0x02666},
0259     {.div = 0x02000},
0260 };
0261 
0262 /* aux rate configuration table, in ascending order of rates */
0263 static struct aux_rate_tbl aux_rtbl[] = {
0264     /* 12.29MHz for vic1div2=600MHz and 10.24MHz for VCO1div2=500MHz */
0265     {.xscale = 5, .yscale = 122, .eq = 0},
0266     /* 14.70MHz for vic1div2=600MHz and 12.29MHz for VCO1div2=500MHz */
0267     {.xscale = 10, .yscale = 204, .eq = 0},
0268     /* 48MHz for vic1div2=600MHz and 40 MHz for VCO1div2=500MHz */
0269     {.xscale = 4, .yscale = 25, .eq = 0},
0270     /* 57.14MHz for vic1div2=600MHz and 48 MHz for VCO1div2=500MHz */
0271     {.xscale = 4, .yscale = 21, .eq = 0},
0272     /* 83.33MHz for vic1div2=600MHz and 69.44MHz for VCO1div2=500MHz */
0273     {.xscale = 5, .yscale = 18, .eq = 0},
0274     /* 100MHz for vic1div2=600MHz and 83.33 MHz for VCO1div2=500MHz */
0275     {.xscale = 2, .yscale = 6, .eq = 0},
0276     /* 125MHz for vic1div2=600MHz and 104.1MHz for VCO1div2=500MHz */
0277     {.xscale = 5, .yscale = 12, .eq = 0},
0278     /* 150MHz for vic1div2=600MHz and 125MHz for VCO1div2=500MHz */
0279     {.xscale = 2, .yscale = 4, .eq = 0},
0280     /* 166MHz for vic1div2=600MHz and 138.88MHz for VCO1div2=500MHz */
0281     {.xscale = 5, .yscale = 18, .eq = 1},
0282     /* 200MHz for vic1div2=600MHz and 166MHz for VCO1div2=500MHz */
0283     {.xscale = 1, .yscale = 3, .eq = 1},
0284     /* 250MHz for vic1div2=600MHz and 208.33MHz for VCO1div2=500MHz */
0285     {.xscale = 5, .yscale = 12, .eq = 1},
0286     /* 300MHz for vic1div2=600MHz and 250MHz for VCO1div2=500MHz */
0287     {.xscale = 1, .yscale = 2, .eq = 1},
0288 };
0289 
0290 /* gmac rate configuration table, in ascending order of rates */
0291 static struct aux_rate_tbl gmac_rtbl[] = {
0292     /* For gmac phy input clk */
0293     {.xscale = 2, .yscale = 6, .eq = 0}, /* divided by 6 */
0294     {.xscale = 2, .yscale = 4, .eq = 0}, /* divided by 4 */
0295     {.xscale = 1, .yscale = 3, .eq = 1}, /* divided by 3 */
0296     {.xscale = 1, .yscale = 2, .eq = 1}, /* divided by 2 */
0297 };
0298 
0299 /* clcd rate configuration table, in ascending order of rates */
0300 static struct frac_rate_tbl clcd_rtbl[] = {
0301     {.div = 0x18000}, /* 25 Mhz , for vc01div4 = 300 MHz*/
0302     {.div = 0x1638E}, /* 27 Mhz , for vc01div4 = 300 MHz*/
0303     {.div = 0x14000}, /* 25 Mhz , for vc01div4 = 250 MHz*/
0304     {.div = 0x1284B}, /* 27 Mhz , for vc01div4 = 250 MHz*/
0305     {.div = 0x0D8D3}, /* 58 Mhz , for vco1div4 = 393 MHz */
0306     {.div = 0x0B72C}, /* 58 Mhz , for vco1div4 = 332 MHz */
0307     {.div = 0x0A584}, /* 58 Mhz , for vco1div4 = 300 MHz */
0308     {.div = 0x093B1}, /* 65 Mhz , for vc01div4 = 300 MHz*/
0309     {.div = 0x089EE}, /* 58 Mhz , for vc01div4 = 250 MHz*/
0310     {.div = 0x081BA}, /* 74 Mhz , for vc01div4 = 300 MHz*/
0311     {.div = 0x07BA0}, /* 65 Mhz , for vc01div4 = 250 MHz*/
0312     {.div = 0x06f1C}, /* 72 Mhz , for vc01div4 = 250 MHz*/
0313     {.div = 0x06E58}, /* 58 Mhz , for vco1div4 = 200 MHz */
0314     {.div = 0x06c1B}, /* 74 Mhz , for vc01div4 = 250 MHz*/
0315     {.div = 0x058E3}, /* 108 Mhz , for vc01div4 = 300 MHz*/
0316     {.div = 0x04A12}, /* 108 Mhz , for vc01div4 = 250 MHz*/
0317     {.div = 0x040A5}, /* 148.5 Mhz , for vc01div4 = 300 MHz*/
0318     {.div = 0x0378E}, /* 144 Mhz , for vc01div4 = 250 MHz*/
0319     {.div = 0x0360D}, /* 148 Mhz , for vc01div4 = 250 MHz*/
0320     {.div = 0x035E0}, /* 148.5 MHz, for vc01div4 = 250 MHz*/
0321 };
0322 
0323 /* i2s prescaler1 masks */
0324 static const struct aux_clk_masks i2s_prs1_masks = {
0325     .eq_sel_mask = AUX_EQ_SEL_MASK,
0326     .eq_sel_shift = SPEAR1340_I2S_PRS1_EQ_SEL_SHIFT,
0327     .eq1_mask = AUX_EQ1_SEL,
0328     .eq2_mask = AUX_EQ2_SEL,
0329     .xscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_X_MASK,
0330     .xscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_X_SHIFT,
0331     .yscale_sel_mask = SPEAR1340_I2S_PRS1_CLK_Y_MASK,
0332     .yscale_sel_shift = SPEAR1340_I2S_PRS1_CLK_Y_SHIFT,
0333 };
0334 
0335 /* i2s sclk (bit clock) syynthesizers masks */
0336 static const struct aux_clk_masks i2s_sclk_masks = {
0337     .eq_sel_mask = AUX_EQ_SEL_MASK,
0338     .eq_sel_shift = SPEAR1340_I2S_SCLK_EQ_SEL_SHIFT,
0339     .eq1_mask = AUX_EQ1_SEL,
0340     .eq2_mask = AUX_EQ2_SEL,
0341     .xscale_sel_mask = SPEAR1340_I2S_SCLK_X_MASK,
0342     .xscale_sel_shift = SPEAR1340_I2S_SCLK_X_SHIFT,
0343     .yscale_sel_mask = SPEAR1340_I2S_SCLK_Y_MASK,
0344     .yscale_sel_shift = SPEAR1340_I2S_SCLK_Y_SHIFT,
0345     .enable_bit = SPEAR1340_I2S_SCLK_SYNTH_ENB,
0346 };
0347 
0348 /* i2s prs1 aux rate configuration table, in ascending order of rates */
0349 static struct aux_rate_tbl i2s_prs1_rtbl[] = {
0350     /* For parent clk = 49.152 MHz */
0351     {.xscale = 1, .yscale = 12, .eq = 0}, /* 2.048 MHz, smp freq = 8Khz */
0352     {.xscale = 11, .yscale = 96, .eq = 0}, /* 2.816 MHz, smp freq = 11Khz */
0353     {.xscale = 1, .yscale = 6, .eq = 0}, /* 4.096 MHz, smp freq = 16Khz */
0354     {.xscale = 11, .yscale = 48, .eq = 0}, /* 5.632 MHz, smp freq = 22Khz */
0355 
0356     /*
0357      * with parent clk = 49.152, freq gen is 8.192 MHz, smp freq = 32Khz
0358      * with parent clk = 12.288, freq gen is 2.048 MHz, smp freq = 8Khz
0359      */
0360     {.xscale = 1, .yscale = 3, .eq = 0},
0361 
0362     /* For parent clk = 49.152 MHz */
0363     {.xscale = 17, .yscale = 37, .eq = 0}, /* 11.289 MHz, smp freq = 44Khz*/
0364     {.xscale = 1, .yscale = 2, .eq = 0}, /* 12.288 MHz, smp freq = 48Khz*/
0365 };
0366 
0367 /* i2s sclk aux rate configuration table, in ascending order of rates */
0368 static struct aux_rate_tbl i2s_sclk_rtbl[] = {
0369     /* For sclk = ref_clk * x/2/y */
0370     {.xscale = 1, .yscale = 4, .eq = 0},
0371     {.xscale = 1, .yscale = 2, .eq = 0},
0372 };
0373 
0374 /* adc rate configuration table, in ascending order of rates */
0375 /* possible adc range is 2.5 MHz to 20 MHz. */
0376 static struct aux_rate_tbl adc_rtbl[] = {
0377     /* For ahb = 166.67 MHz */
0378     {.xscale = 1, .yscale = 31, .eq = 0}, /* 2.68 MHz */
0379     {.xscale = 2, .yscale = 21, .eq = 0}, /* 7.94 MHz */
0380     {.xscale = 4, .yscale = 21, .eq = 0}, /* 15.87 MHz */
0381     {.xscale = 10, .yscale = 42, .eq = 0}, /* 19.84 MHz */
0382 };
0383 
0384 /* General synth rate configuration table, in ascending order of rates */
0385 static struct frac_rate_tbl gen_rtbl[] = {
0386     {.div = 0x1A92B}, /* 22.5792 MHz for vco1div4=300 MHz*/
0387     {.div = 0x186A0}, /* 24.576 MHz for vco1div4=300 MHz*/
0388     {.div = 0x18000}, /* 25 MHz for vco1div4=300 MHz*/
0389     {.div = 0x1624E}, /* 22.5792 MHz for vco1div4=250 MHz*/
0390     {.div = 0x14585}, /* 24.576 MHz for vco1div4=250 MHz*/
0391     {.div = 0x14000}, /* 25 MHz for vco1div4=250 MHz*/
0392     {.div = 0x0D495}, /* 45.1584 MHz for vco1div4=300 MHz*/
0393     {.div = 0x0C000}, /* 50 MHz for vco1div4=300 MHz*/
0394     {.div = 0x0B127}, /* 45.1584 MHz for vco1div4=250 MHz*/
0395     {.div = 0x0A000}, /* 50 MHz for vco1div4=250 MHz*/
0396     {.div = 0x07530}, /* 81.92 MHz for vco1div4=300 MHz*/
0397     {.div = 0x061A8}, /* 81.92 MHz for vco1div4=250 MHz*/
0398     {.div = 0x06000}, /* 100 MHz for vco1div4=300 MHz*/
0399     {.div = 0x05000}, /* 100 MHz for vco1div4=250 MHz*/
0400     {.div = 0x03000}, /* 200 MHz for vco1div4=300 MHz*/
0401     {.div = 0x02DB6}, /* 210 MHz for vco1div4=300 MHz*/
0402     {.div = 0x02BA2}, /* 220 MHz for vco1div4=300 MHz*/
0403     {.div = 0x029BD}, /* 230 MHz for vco1div4=300 MHz*/
0404     {.div = 0x02800}, /* 200 MHz for vco1div4=250 MHz*/
0405     {.div = 0x02666}, /* 250 MHz for vco1div4=300 MHz*/
0406     {.div = 0x02620}, /* 210 MHz for vco1div4=250 MHz*/
0407     {.div = 0x02460}, /* 220 MHz for vco1div4=250 MHz*/
0408     {.div = 0x022C0}, /* 230 MHz for vco1div4=250 MHz*/
0409     {.div = 0x02160}, /* 240 MHz for vco1div4=250 MHz*/
0410     {.div = 0x02000}, /* 250 MHz for vco1div4=250 MHz*/
0411 };
0412 
0413 /* clock parents */
0414 static const char *vco_parents[] = { "osc_24m_clk", "osc_25m_clk", };
0415 static const char *sys_parents[] = { "pll1_clk", "pll1_clk", "pll1_clk",
0416     "pll1_clk", "sys_syn_clk", "sys_syn_clk", "pll2_clk", "pll3_clk", };
0417 static const char *ahb_parents[] = { "cpu_div3_clk", "amba_syn_clk", };
0418 static const char *gpt_parents[] = { "osc_24m_clk", "apb_clk", };
0419 static const char *uart0_parents[] = { "pll5_clk", "osc_24m_clk",
0420     "uart0_syn_gclk", };
0421 static const char *uart1_parents[] = { "pll5_clk", "osc_24m_clk",
0422     "uart1_syn_gclk", };
0423 static const char *c3_parents[] = { "pll5_clk", "c3_syn_gclk", };
0424 static const char *gmac_phy_input_parents[] = { "gmii_pad_clk", "pll2_clk",
0425     "osc_25m_clk", };
0426 static const char *gmac_phy_parents[] = { "phy_input_mclk", "phy_syn_gclk", };
0427 static const char *clcd_synth_parents[] = { "vco1div4_clk", "pll2_clk", };
0428 static const char *clcd_pixel_parents[] = { "pll5_clk", "clcd_syn_clk", };
0429 static const char *i2s_src_parents[] = { "vco1div2_clk", "pll2_clk", "pll3_clk",
0430     "i2s_src_pad_clk", };
0431 static const char *i2s_ref_parents[] = { "i2s_src_mclk", "i2s_prs1_clk", };
0432 static const char *spdif_out_parents[] = { "i2s_src_pad_clk", "gen_syn2_clk", };
0433 static const char *spdif_in_parents[] = { "pll2_clk", "gen_syn3_clk", };
0434 
0435 static const char *gen_synth0_1_parents[] = { "vco1div4_clk", "vco3div2_clk",
0436     "pll3_clk", };
0437 static const char *gen_synth2_3_parents[] = { "vco1div4_clk", "vco2div2_clk",
0438     "pll2_clk", };
0439 
0440 void __init spear1340_clk_init(void __iomem *misc_base)
0441 {
0442     struct clk *clk, *clk1;
0443 
0444     clk = clk_register_fixed_rate(NULL, "osc_32k_clk", NULL, 0, 32000);
0445     clk_register_clkdev(clk, "osc_32k_clk", NULL);
0446 
0447     clk = clk_register_fixed_rate(NULL, "osc_24m_clk", NULL, 0, 24000000);
0448     clk_register_clkdev(clk, "osc_24m_clk", NULL);
0449 
0450     clk = clk_register_fixed_rate(NULL, "osc_25m_clk", NULL, 0, 25000000);
0451     clk_register_clkdev(clk, "osc_25m_clk", NULL);
0452 
0453     clk = clk_register_fixed_rate(NULL, "gmii_pad_clk", NULL, 0, 125000000);
0454     clk_register_clkdev(clk, "gmii_pad_clk", NULL);
0455 
0456     clk = clk_register_fixed_rate(NULL, "i2s_src_pad_clk", NULL, 0,
0457                       12288000);
0458     clk_register_clkdev(clk, "i2s_src_pad_clk", NULL);
0459 
0460     /* clock derived from 32 KHz osc clk */
0461     clk = clk_register_gate(NULL, "rtc-spear", "osc_32k_clk", 0,
0462             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_RTC_CLK_ENB, 0,
0463             &_lock);
0464     clk_register_clkdev(clk, NULL, "e0580000.rtc");
0465 
0466     /* clock derived from 24 or 25 MHz osc clk */
0467     /* vco-pll */
0468     clk = clk_register_mux(NULL, "vco1_mclk", vco_parents,
0469             ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT,
0470             SPEAR1340_PLL_CFG, SPEAR1340_PLL1_CLK_SHIFT,
0471             SPEAR1340_PLL_CLK_MASK, 0, &_lock);
0472     clk_register_clkdev(clk, "vco1_mclk", NULL);
0473     clk = clk_register_vco_pll("vco1_clk", "pll1_clk", NULL, "vco1_mclk", 0,
0474             SPEAR1340_PLL1_CTR, SPEAR1340_PLL1_FRQ, pll_rtbl,
0475             ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
0476     clk_register_clkdev(clk, "vco1_clk", NULL);
0477     clk_register_clkdev(clk1, "pll1_clk", NULL);
0478 
0479     clk = clk_register_mux(NULL, "vco2_mclk", vco_parents,
0480             ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT,
0481             SPEAR1340_PLL_CFG, SPEAR1340_PLL2_CLK_SHIFT,
0482             SPEAR1340_PLL_CLK_MASK, 0, &_lock);
0483     clk_register_clkdev(clk, "vco2_mclk", NULL);
0484     clk = clk_register_vco_pll("vco2_clk", "pll2_clk", NULL, "vco2_mclk", 0,
0485             SPEAR1340_PLL2_CTR, SPEAR1340_PLL2_FRQ, pll_rtbl,
0486             ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
0487     clk_register_clkdev(clk, "vco2_clk", NULL);
0488     clk_register_clkdev(clk1, "pll2_clk", NULL);
0489 
0490     clk = clk_register_mux(NULL, "vco3_mclk", vco_parents,
0491             ARRAY_SIZE(vco_parents), CLK_SET_RATE_NO_REPARENT,
0492             SPEAR1340_PLL_CFG, SPEAR1340_PLL3_CLK_SHIFT,
0493             SPEAR1340_PLL_CLK_MASK, 0, &_lock);
0494     clk_register_clkdev(clk, "vco3_mclk", NULL);
0495     clk = clk_register_vco_pll("vco3_clk", "pll3_clk", NULL, "vco3_mclk", 0,
0496             SPEAR1340_PLL3_CTR, SPEAR1340_PLL3_FRQ, pll_rtbl,
0497             ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL);
0498     clk_register_clkdev(clk, "vco3_clk", NULL);
0499     clk_register_clkdev(clk1, "pll3_clk", NULL);
0500 
0501     clk = clk_register_vco_pll("vco4_clk", "pll4_clk", NULL, "osc_24m_clk",
0502             0, SPEAR1340_PLL4_CTR, SPEAR1340_PLL4_FRQ, pll4_rtbl,
0503             ARRAY_SIZE(pll4_rtbl), &_lock, &clk1, NULL);
0504     clk_register_clkdev(clk, "vco4_clk", NULL);
0505     clk_register_clkdev(clk1, "pll4_clk", NULL);
0506 
0507     clk = clk_register_fixed_rate(NULL, "pll5_clk", "osc_24m_clk", 0,
0508             48000000);
0509     clk_register_clkdev(clk, "pll5_clk", NULL);
0510 
0511     clk = clk_register_fixed_rate(NULL, "pll6_clk", "osc_25m_clk", 0,
0512             25000000);
0513     clk_register_clkdev(clk, "pll6_clk", NULL);
0514 
0515     /* vco div n clocks */
0516     clk = clk_register_fixed_factor(NULL, "vco1div2_clk", "vco1_clk", 0, 1,
0517             2);
0518     clk_register_clkdev(clk, "vco1div2_clk", NULL);
0519 
0520     clk = clk_register_fixed_factor(NULL, "vco1div4_clk", "vco1_clk", 0, 1,
0521             4);
0522     clk_register_clkdev(clk, "vco1div4_clk", NULL);
0523 
0524     clk = clk_register_fixed_factor(NULL, "vco2div2_clk", "vco2_clk", 0, 1,
0525             2);
0526     clk_register_clkdev(clk, "vco2div2_clk", NULL);
0527 
0528     clk = clk_register_fixed_factor(NULL, "vco3div2_clk", "vco3_clk", 0, 1,
0529             2);
0530     clk_register_clkdev(clk, "vco3div2_clk", NULL);
0531 
0532     /* peripherals */
0533     clk_register_fixed_factor(NULL, "thermal_clk", "osc_24m_clk", 0, 1,
0534             128);
0535     clk = clk_register_gate(NULL, "thermal_gclk", "thermal_clk", 0,
0536             SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_THSENS_CLK_ENB, 0,
0537             &_lock);
0538     clk_register_clkdev(clk, NULL, "e07008c4.thermal");
0539 
0540     /* clock derived from pll4 clk */
0541     clk = clk_register_fixed_factor(NULL, "ddr_clk", "pll4_clk", 0, 1,
0542             1);
0543     clk_register_clkdev(clk, "ddr_clk", NULL);
0544 
0545     /* clock derived from pll1 clk */
0546     clk = clk_register_frac("sys_syn_clk", "vco1div2_clk", 0,
0547             SPEAR1340_SYS_CLK_SYNT, sys_synth_rtbl,
0548             ARRAY_SIZE(sys_synth_rtbl), &_lock);
0549     clk_register_clkdev(clk, "sys_syn_clk", NULL);
0550 
0551     clk = clk_register_frac("amba_syn_clk", "vco1div2_clk", 0,
0552             SPEAR1340_AMBA_CLK_SYNT, amba_synth_rtbl,
0553             ARRAY_SIZE(amba_synth_rtbl), &_lock);
0554     clk_register_clkdev(clk, "amba_syn_clk", NULL);
0555 
0556     clk = clk_register_mux(NULL, "sys_mclk", sys_parents,
0557             ARRAY_SIZE(sys_parents), CLK_SET_RATE_NO_REPARENT,
0558             SPEAR1340_SYS_CLK_CTRL, SPEAR1340_SCLK_SRC_SEL_SHIFT,
0559             SPEAR1340_SCLK_SRC_SEL_MASK, 0, &_lock);
0560     clk_register_clkdev(clk, "sys_mclk", NULL);
0561 
0562     clk = clk_register_fixed_factor(NULL, "cpu_clk", "sys_mclk", 0, 1,
0563             2);
0564     clk_register_clkdev(clk, "cpu_clk", NULL);
0565 
0566     clk = clk_register_fixed_factor(NULL, "cpu_div3_clk", "cpu_clk", 0, 1,
0567             3);
0568     clk_register_clkdev(clk, "cpu_div3_clk", NULL);
0569 
0570     clk = clk_register_fixed_factor(NULL, "wdt_clk", "cpu_clk", 0, 1,
0571             2);
0572     clk_register_clkdev(clk, NULL, "ec800620.wdt");
0573 
0574     clk = clk_register_fixed_factor(NULL, "smp_twd_clk", "cpu_clk", 0, 1,
0575             2);
0576     clk_register_clkdev(clk, NULL, "smp_twd");
0577 
0578     clk = clk_register_mux(NULL, "ahb_clk", ahb_parents,
0579             ARRAY_SIZE(ahb_parents), CLK_SET_RATE_NO_REPARENT,
0580             SPEAR1340_SYS_CLK_CTRL, SPEAR1340_HCLK_SRC_SEL_SHIFT,
0581             SPEAR1340_HCLK_SRC_SEL_MASK, 0, &_lock);
0582     clk_register_clkdev(clk, "ahb_clk", NULL);
0583 
0584     clk = clk_register_fixed_factor(NULL, "apb_clk", "ahb_clk", 0, 1,
0585             2);
0586     clk_register_clkdev(clk, "apb_clk", NULL);
0587 
0588     /* gpt clocks */
0589     clk = clk_register_mux(NULL, "gpt0_mclk", gpt_parents,
0590             ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT,
0591             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT0_CLK_SHIFT,
0592             SPEAR1340_GPT_CLK_MASK, 0, &_lock);
0593     clk_register_clkdev(clk, "gpt0_mclk", NULL);
0594     clk = clk_register_gate(NULL, "gpt0_clk", "gpt0_mclk", 0,
0595             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT0_CLK_ENB, 0,
0596             &_lock);
0597     clk_register_clkdev(clk, NULL, "gpt0");
0598 
0599     clk = clk_register_mux(NULL, "gpt1_mclk", gpt_parents,
0600             ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT,
0601             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT1_CLK_SHIFT,
0602             SPEAR1340_GPT_CLK_MASK, 0, &_lock);
0603     clk_register_clkdev(clk, "gpt1_mclk", NULL);
0604     clk = clk_register_gate(NULL, "gpt1_clk", "gpt1_mclk", 0,
0605             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPT1_CLK_ENB, 0,
0606             &_lock);
0607     clk_register_clkdev(clk, NULL, "gpt1");
0608 
0609     clk = clk_register_mux(NULL, "gpt2_mclk", gpt_parents,
0610             ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT,
0611             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT2_CLK_SHIFT,
0612             SPEAR1340_GPT_CLK_MASK, 0, &_lock);
0613     clk_register_clkdev(clk, "gpt2_mclk", NULL);
0614     clk = clk_register_gate(NULL, "gpt2_clk", "gpt2_mclk", 0,
0615             SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT2_CLK_ENB, 0,
0616             &_lock);
0617     clk_register_clkdev(clk, NULL, "gpt2");
0618 
0619     clk = clk_register_mux(NULL, "gpt3_mclk", gpt_parents,
0620             ARRAY_SIZE(gpt_parents), CLK_SET_RATE_NO_REPARENT,
0621             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GPT3_CLK_SHIFT,
0622             SPEAR1340_GPT_CLK_MASK, 0, &_lock);
0623     clk_register_clkdev(clk, "gpt3_mclk", NULL);
0624     clk = clk_register_gate(NULL, "gpt3_clk", "gpt3_mclk", 0,
0625             SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_GPT3_CLK_ENB, 0,
0626             &_lock);
0627     clk_register_clkdev(clk, NULL, "gpt3");
0628 
0629     /* others */
0630     clk = clk_register_aux("uart0_syn_clk", "uart0_syn_gclk",
0631             "vco1div2_clk", 0, SPEAR1340_UART0_CLK_SYNT, NULL,
0632             aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
0633     clk_register_clkdev(clk, "uart0_syn_clk", NULL);
0634     clk_register_clkdev(clk1, "uart0_syn_gclk", NULL);
0635 
0636     clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents,
0637             ARRAY_SIZE(uart0_parents),
0638             CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
0639             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_UART0_CLK_SHIFT,
0640             SPEAR1340_UART_CLK_MASK, 0, &_lock);
0641     clk_register_clkdev(clk, "uart0_mclk", NULL);
0642 
0643     clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk",
0644             CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
0645             SPEAR1340_UART0_CLK_ENB, 0, &_lock);
0646     clk_register_clkdev(clk, NULL, "e0000000.serial");
0647 
0648     clk = clk_register_aux("uart1_syn_clk", "uart1_syn_gclk",
0649             "vco1div2_clk", 0, SPEAR1340_UART1_CLK_SYNT, NULL,
0650             aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
0651     clk_register_clkdev(clk, "uart1_syn_clk", NULL);
0652     clk_register_clkdev(clk1, "uart1_syn_gclk", NULL);
0653 
0654     clk = clk_register_mux(NULL, "uart1_mclk", uart1_parents,
0655             ARRAY_SIZE(uart1_parents), CLK_SET_RATE_NO_REPARENT,
0656             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_UART1_CLK_SHIFT,
0657             SPEAR1340_UART_CLK_MASK, 0, &_lock);
0658     clk_register_clkdev(clk, "uart1_mclk", NULL);
0659 
0660     clk = clk_register_gate(NULL, "uart1_clk", "uart1_mclk", 0,
0661             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_UART1_CLK_ENB, 0,
0662             &_lock);
0663     clk_register_clkdev(clk, NULL, "b4100000.serial");
0664 
0665     clk = clk_register_aux("sdhci_syn_clk", "sdhci_syn_gclk",
0666             "vco1div2_clk", 0, SPEAR1340_SDHCI_CLK_SYNT, NULL,
0667             aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
0668     clk_register_clkdev(clk, "sdhci_syn_clk", NULL);
0669     clk_register_clkdev(clk1, "sdhci_syn_gclk", NULL);
0670 
0671     clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk",
0672             CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
0673             SPEAR1340_SDHCI_CLK_ENB, 0, &_lock);
0674     clk_register_clkdev(clk, NULL, "b3000000.sdhci");
0675 
0676     clk = clk_register_aux("cfxd_syn_clk", "cfxd_syn_gclk", "vco1div2_clk",
0677             0, SPEAR1340_CFXD_CLK_SYNT, NULL, aux_rtbl,
0678             ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
0679     clk_register_clkdev(clk, "cfxd_syn_clk", NULL);
0680     clk_register_clkdev(clk1, "cfxd_syn_gclk", NULL);
0681 
0682     clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk",
0683             CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
0684             SPEAR1340_CFXD_CLK_ENB, 0, &_lock);
0685     clk_register_clkdev(clk, NULL, "b2800000.cf");
0686     clk_register_clkdev(clk, NULL, "arasan_xd");
0687 
0688     clk = clk_register_aux("c3_syn_clk", "c3_syn_gclk", "vco1div2_clk", 0,
0689             SPEAR1340_C3_CLK_SYNT, NULL, aux_rtbl,
0690             ARRAY_SIZE(aux_rtbl), &_lock, &clk1);
0691     clk_register_clkdev(clk, "c3_syn_clk", NULL);
0692     clk_register_clkdev(clk1, "c3_syn_gclk", NULL);
0693 
0694     clk = clk_register_mux(NULL, "c3_mclk", c3_parents,
0695             ARRAY_SIZE(c3_parents),
0696             CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
0697             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_C3_CLK_SHIFT,
0698             SPEAR1340_C3_CLK_MASK, 0, &_lock);
0699     clk_register_clkdev(clk, "c3_mclk", NULL);
0700 
0701     clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", CLK_SET_RATE_PARENT,
0702             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_C3_CLK_ENB, 0,
0703             &_lock);
0704     clk_register_clkdev(clk, NULL, "e1800000.c3");
0705 
0706     /* gmac */
0707     clk = clk_register_mux(NULL, "phy_input_mclk", gmac_phy_input_parents,
0708             ARRAY_SIZE(gmac_phy_input_parents),
0709             CLK_SET_RATE_NO_REPARENT, SPEAR1340_GMAC_CLK_CFG,
0710             SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT,
0711             SPEAR1340_GMAC_PHY_INPUT_CLK_MASK, 0, &_lock);
0712     clk_register_clkdev(clk, "phy_input_mclk", NULL);
0713 
0714     clk = clk_register_aux("phy_syn_clk", "phy_syn_gclk", "phy_input_mclk",
0715             0, SPEAR1340_GMAC_CLK_SYNT, NULL, gmac_rtbl,
0716             ARRAY_SIZE(gmac_rtbl), &_lock, &clk1);
0717     clk_register_clkdev(clk, "phy_syn_clk", NULL);
0718     clk_register_clkdev(clk1, "phy_syn_gclk", NULL);
0719 
0720     clk = clk_register_mux(NULL, "phy_mclk", gmac_phy_parents,
0721             ARRAY_SIZE(gmac_phy_parents), CLK_SET_RATE_NO_REPARENT,
0722             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_GMAC_PHY_CLK_SHIFT,
0723             SPEAR1340_GMAC_PHY_CLK_MASK, 0, &_lock);
0724     clk_register_clkdev(clk, "stmmacphy.0", NULL);
0725 
0726     /* clcd */
0727     clk = clk_register_mux(NULL, "clcd_syn_mclk", clcd_synth_parents,
0728             ARRAY_SIZE(clcd_synth_parents),
0729             CLK_SET_RATE_NO_REPARENT, SPEAR1340_CLCD_CLK_SYNT,
0730             SPEAR1340_CLCD_SYNT_CLK_SHIFT,
0731             SPEAR1340_CLCD_SYNT_CLK_MASK, 0, &_lock);
0732     clk_register_clkdev(clk, "clcd_syn_mclk", NULL);
0733 
0734     clk = clk_register_frac("clcd_syn_clk", "clcd_syn_mclk", 0,
0735             SPEAR1340_CLCD_CLK_SYNT, clcd_rtbl,
0736             ARRAY_SIZE(clcd_rtbl), &_lock);
0737     clk_register_clkdev(clk, "clcd_syn_clk", NULL);
0738 
0739     clk = clk_register_mux(NULL, "clcd_pixel_mclk", clcd_pixel_parents,
0740             ARRAY_SIZE(clcd_pixel_parents),
0741             CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
0742             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_CLCD_CLK_SHIFT,
0743             SPEAR1340_CLCD_CLK_MASK, 0, &_lock);
0744     clk_register_clkdev(clk, "clcd_pixel_mclk", NULL);
0745 
0746     clk = clk_register_gate(NULL, "clcd_clk", "clcd_pixel_mclk", 0,
0747             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_CLCD_CLK_ENB, 0,
0748             &_lock);
0749     clk_register_clkdev(clk, NULL, "e1000000.clcd");
0750 
0751     /* i2s */
0752     clk = clk_register_mux(NULL, "i2s_src_mclk", i2s_src_parents,
0753             ARRAY_SIZE(i2s_src_parents), CLK_SET_RATE_NO_REPARENT,
0754             SPEAR1340_I2S_CLK_CFG, SPEAR1340_I2S_SRC_CLK_SHIFT,
0755             SPEAR1340_I2S_SRC_CLK_MASK, 0, &_lock);
0756     clk_register_clkdev(clk, "i2s_src_mclk", NULL);
0757 
0758     clk = clk_register_aux("i2s_prs1_clk", NULL, "i2s_src_mclk",
0759             CLK_SET_RATE_PARENT, SPEAR1340_I2S_CLK_CFG,
0760             &i2s_prs1_masks, i2s_prs1_rtbl,
0761             ARRAY_SIZE(i2s_prs1_rtbl), &_lock, NULL);
0762     clk_register_clkdev(clk, "i2s_prs1_clk", NULL);
0763 
0764     clk = clk_register_mux(NULL, "i2s_ref_mclk", i2s_ref_parents,
0765             ARRAY_SIZE(i2s_ref_parents),
0766             CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
0767             SPEAR1340_I2S_CLK_CFG, SPEAR1340_I2S_REF_SHIFT,
0768             SPEAR1340_I2S_REF_SEL_MASK, 0, &_lock);
0769     clk_register_clkdev(clk, "i2s_ref_mclk", NULL);
0770 
0771     clk = clk_register_gate(NULL, "i2s_ref_pad_clk", "i2s_ref_mclk", 0,
0772             SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_I2S_REF_PAD_CLK_ENB,
0773             0, &_lock);
0774     clk_register_clkdev(clk, "i2s_ref_pad_clk", NULL);
0775 
0776     clk = clk_register_aux("i2s_sclk_clk", "i2s_sclk_gclk", "i2s_ref_mclk",
0777             0, SPEAR1340_I2S_CLK_CFG, &i2s_sclk_masks,
0778             i2s_sclk_rtbl, ARRAY_SIZE(i2s_sclk_rtbl), &_lock,
0779             &clk1);
0780     clk_register_clkdev(clk, "i2s_sclk_clk", NULL);
0781     clk_register_clkdev(clk1, "i2s_sclk_gclk", NULL);
0782 
0783     /* clock derived from ahb clk */
0784     clk = clk_register_gate(NULL, "i2c0_clk", "ahb_clk", 0,
0785             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2C0_CLK_ENB, 0,
0786             &_lock);
0787     clk_register_clkdev(clk, NULL, "e0280000.i2c");
0788 
0789     clk = clk_register_gate(NULL, "i2c1_clk", "ahb_clk", 0,
0790             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_I2C1_CLK_ENB, 0,
0791             &_lock);
0792     clk_register_clkdev(clk, NULL, "b4000000.i2c");
0793 
0794     clk = clk_register_gate(NULL, "dma_clk", "ahb_clk", 0,
0795             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_DMA_CLK_ENB, 0,
0796             &_lock);
0797     clk_register_clkdev(clk, NULL, "ea800000.dma");
0798     clk_register_clkdev(clk, NULL, "eb000000.dma");
0799 
0800     clk = clk_register_gate(NULL, "gmac_clk", "ahb_clk", 0,
0801             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GMAC_CLK_ENB, 0,
0802             &_lock);
0803     clk_register_clkdev(clk, NULL, "e2000000.eth");
0804 
0805     clk = clk_register_gate(NULL, "fsmc_clk", "ahb_clk", 0,
0806             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_FSMC_CLK_ENB, 0,
0807             &_lock);
0808     clk_register_clkdev(clk, NULL, "b0000000.flash");
0809 
0810     clk = clk_register_gate(NULL, "smi_clk", "ahb_clk", 0,
0811             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SMI_CLK_ENB, 0,
0812             &_lock);
0813     clk_register_clkdev(clk, NULL, "ea000000.flash");
0814 
0815     clk = clk_register_gate(NULL, "usbh0_clk", "ahb_clk", 0,
0816             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC0_CLK_ENB, 0,
0817             &_lock);
0818     clk_register_clkdev(clk, NULL, "e4000000.ohci");
0819     clk_register_clkdev(clk, NULL, "e4800000.ehci");
0820 
0821     clk = clk_register_gate(NULL, "usbh1_clk", "ahb_clk", 0,
0822             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UHC1_CLK_ENB, 0,
0823             &_lock);
0824     clk_register_clkdev(clk, NULL, "e5000000.ohci");
0825     clk_register_clkdev(clk, NULL, "e5800000.ehci");
0826 
0827     clk = clk_register_gate(NULL, "uoc_clk", "ahb_clk", 0,
0828             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_UOC_CLK_ENB, 0,
0829             &_lock);
0830     clk_register_clkdev(clk, NULL, "e3800000.otg");
0831 
0832     clk = clk_register_gate(NULL, "pcie_sata_clk", "ahb_clk", 0,
0833             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_PCIE_SATA_CLK_ENB,
0834             0, &_lock);
0835     clk_register_clkdev(clk, NULL, "b1000000.pcie");
0836     clk_register_clkdev(clk, NULL, "b1000000.ahci");
0837 
0838     clk = clk_register_gate(NULL, "sysram0_clk", "ahb_clk", 0,
0839             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM0_CLK_ENB, 0,
0840             &_lock);
0841     clk_register_clkdev(clk, "sysram0_clk", NULL);
0842 
0843     clk = clk_register_gate(NULL, "sysram1_clk", "ahb_clk", 0,
0844             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SYSRAM1_CLK_ENB, 0,
0845             &_lock);
0846     clk_register_clkdev(clk, "sysram1_clk", NULL);
0847 
0848     clk = clk_register_aux("adc_syn_clk", "adc_syn_gclk", "ahb_clk",
0849             0, SPEAR1340_ADC_CLK_SYNT, NULL, adc_rtbl,
0850             ARRAY_SIZE(adc_rtbl), &_lock, &clk1);
0851     clk_register_clkdev(clk, "adc_syn_clk", NULL);
0852     clk_register_clkdev(clk1, "adc_syn_gclk", NULL);
0853 
0854     clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk",
0855             CLK_SET_RATE_PARENT, SPEAR1340_PERIP1_CLK_ENB,
0856             SPEAR1340_ADC_CLK_ENB, 0, &_lock);
0857     clk_register_clkdev(clk, NULL, "e0080000.adc");
0858 
0859     /* clock derived from apb clk */
0860     clk = clk_register_gate(NULL, "ssp_clk", "apb_clk", 0,
0861             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_SSP_CLK_ENB, 0,
0862             &_lock);
0863     clk_register_clkdev(clk, NULL, "e0100000.spi");
0864 
0865     clk = clk_register_gate(NULL, "gpio0_clk", "apb_clk", 0,
0866             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO0_CLK_ENB, 0,
0867             &_lock);
0868     clk_register_clkdev(clk, NULL, "e0600000.gpio");
0869 
0870     clk = clk_register_gate(NULL, "gpio1_clk", "apb_clk", 0,
0871             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_GPIO1_CLK_ENB, 0,
0872             &_lock);
0873     clk_register_clkdev(clk, NULL, "e0680000.gpio");
0874 
0875     clk = clk_register_gate(NULL, "i2s_play_clk", "apb_clk", 0,
0876             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_PLAY_CLK_ENB, 0,
0877             &_lock);
0878     clk_register_clkdev(clk, NULL, "b2400000.i2s-play");
0879 
0880     clk = clk_register_gate(NULL, "i2s_rec_clk", "apb_clk", 0,
0881             SPEAR1340_PERIP1_CLK_ENB, SPEAR1340_I2S_REC_CLK_ENB, 0,
0882             &_lock);
0883     clk_register_clkdev(clk, NULL, "b2000000.i2s-rec");
0884 
0885     clk = clk_register_gate(NULL, "kbd_clk", "apb_clk", 0,
0886             SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_KBD_CLK_ENB, 0,
0887             &_lock);
0888     clk_register_clkdev(clk, NULL, "e0300000.kbd");
0889 
0890     /* RAS clks */
0891     clk = clk_register_mux(NULL, "gen_syn0_1_mclk", gen_synth0_1_parents,
0892             ARRAY_SIZE(gen_synth0_1_parents),
0893             CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG,
0894             SPEAR1340_GEN_SYNT0_1_CLK_SHIFT,
0895             SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock);
0896     clk_register_clkdev(clk, "gen_syn0_1_mclk", NULL);
0897 
0898     clk = clk_register_mux(NULL, "gen_syn2_3_mclk", gen_synth2_3_parents,
0899             ARRAY_SIZE(gen_synth2_3_parents),
0900             CLK_SET_RATE_NO_REPARENT, SPEAR1340_PLL_CFG,
0901             SPEAR1340_GEN_SYNT2_3_CLK_SHIFT,
0902             SPEAR1340_GEN_SYNT_CLK_MASK, 0, &_lock);
0903     clk_register_clkdev(clk, "gen_syn2_3_mclk", NULL);
0904 
0905     clk = clk_register_frac("gen_syn0_clk", "gen_syn0_1_mclk", 0,
0906             SPEAR1340_GEN_CLK_SYNT0, gen_rtbl, ARRAY_SIZE(gen_rtbl),
0907             &_lock);
0908     clk_register_clkdev(clk, "gen_syn0_clk", NULL);
0909 
0910     clk = clk_register_frac("gen_syn1_clk", "gen_syn0_1_mclk", 0,
0911             SPEAR1340_GEN_CLK_SYNT1, gen_rtbl, ARRAY_SIZE(gen_rtbl),
0912             &_lock);
0913     clk_register_clkdev(clk, "gen_syn1_clk", NULL);
0914 
0915     clk = clk_register_frac("gen_syn2_clk", "gen_syn2_3_mclk", 0,
0916             SPEAR1340_GEN_CLK_SYNT2, gen_rtbl, ARRAY_SIZE(gen_rtbl),
0917             &_lock);
0918     clk_register_clkdev(clk, "gen_syn2_clk", NULL);
0919 
0920     clk = clk_register_frac("gen_syn3_clk", "gen_syn2_3_mclk", 0,
0921             SPEAR1340_GEN_CLK_SYNT3, gen_rtbl, ARRAY_SIZE(gen_rtbl),
0922             &_lock);
0923     clk_register_clkdev(clk, "gen_syn3_clk", NULL);
0924 
0925     clk = clk_register_gate(NULL, "mali_clk", "gen_syn3_clk",
0926             CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
0927             SPEAR1340_MALI_CLK_ENB, 0, &_lock);
0928     clk_register_clkdev(clk, NULL, "mali");
0929 
0930     clk = clk_register_gate(NULL, "cec0_clk", "ahb_clk", 0,
0931             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC0_CLK_ENB, 0,
0932             &_lock);
0933     clk_register_clkdev(clk, NULL, "spear_cec.0");
0934 
0935     clk = clk_register_gate(NULL, "cec1_clk", "ahb_clk", 0,
0936             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CEC1_CLK_ENB, 0,
0937             &_lock);
0938     clk_register_clkdev(clk, NULL, "spear_cec.1");
0939 
0940     clk = clk_register_mux(NULL, "spdif_out_mclk", spdif_out_parents,
0941             ARRAY_SIZE(spdif_out_parents),
0942             CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
0943             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_OUT_CLK_SHIFT,
0944             SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
0945     clk_register_clkdev(clk, "spdif_out_mclk", NULL);
0946 
0947     clk = clk_register_gate(NULL, "spdif_out_clk", "spdif_out_mclk",
0948             CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
0949             SPEAR1340_SPDIF_OUT_CLK_ENB, 0, &_lock);
0950     clk_register_clkdev(clk, NULL, "d0000000.spdif-out");
0951 
0952     clk = clk_register_mux(NULL, "spdif_in_mclk", spdif_in_parents,
0953             ARRAY_SIZE(spdif_in_parents),
0954             CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
0955             SPEAR1340_PERIP_CLK_CFG, SPEAR1340_SPDIF_IN_CLK_SHIFT,
0956             SPEAR1340_SPDIF_CLK_MASK, 0, &_lock);
0957     clk_register_clkdev(clk, "spdif_in_mclk", NULL);
0958 
0959     clk = clk_register_gate(NULL, "spdif_in_clk", "spdif_in_mclk",
0960             CLK_SET_RATE_PARENT, SPEAR1340_PERIP3_CLK_ENB,
0961             SPEAR1340_SPDIF_IN_CLK_ENB, 0, &_lock);
0962     clk_register_clkdev(clk, NULL, "d0100000.spdif-in");
0963 
0964     clk = clk_register_gate(NULL, "acp_clk", "ahb_clk", 0,
0965             SPEAR1340_PERIP2_CLK_ENB, SPEAR1340_ACP_CLK_ENB, 0,
0966             &_lock);
0967     clk_register_clkdev(clk, NULL, "acp_clk");
0968 
0969     clk = clk_register_gate(NULL, "plgpio_clk", "ahb_clk", 0,
0970             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PLGPIO_CLK_ENB, 0,
0971             &_lock);
0972     clk_register_clkdev(clk, NULL, "e2800000.gpio");
0973 
0974     clk = clk_register_gate(NULL, "video_dec_clk", "ahb_clk", 0,
0975             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_DEC_CLK_ENB,
0976             0, &_lock);
0977     clk_register_clkdev(clk, NULL, "video_dec");
0978 
0979     clk = clk_register_gate(NULL, "video_enc_clk", "ahb_clk", 0,
0980             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_ENC_CLK_ENB,
0981             0, &_lock);
0982     clk_register_clkdev(clk, NULL, "video_enc");
0983 
0984     clk = clk_register_gate(NULL, "video_in_clk", "ahb_clk", 0,
0985             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_VIDEO_IN_CLK_ENB, 0,
0986             &_lock);
0987     clk_register_clkdev(clk, NULL, "spear_vip");
0988 
0989     clk = clk_register_gate(NULL, "cam0_clk", "ahb_clk", 0,
0990             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM0_CLK_ENB, 0,
0991             &_lock);
0992     clk_register_clkdev(clk, NULL, "d0200000.cam0");
0993 
0994     clk = clk_register_gate(NULL, "cam1_clk", "ahb_clk", 0,
0995             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM1_CLK_ENB, 0,
0996             &_lock);
0997     clk_register_clkdev(clk, NULL, "d0300000.cam1");
0998 
0999     clk = clk_register_gate(NULL, "cam2_clk", "ahb_clk", 0,
1000             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM2_CLK_ENB, 0,
1001             &_lock);
1002     clk_register_clkdev(clk, NULL, "d0400000.cam2");
1003 
1004     clk = clk_register_gate(NULL, "cam3_clk", "ahb_clk", 0,
1005             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_CAM3_CLK_ENB, 0,
1006             &_lock);
1007     clk_register_clkdev(clk, NULL, "d0500000.cam3");
1008 
1009     clk = clk_register_gate(NULL, "pwm_clk", "ahb_clk", 0,
1010             SPEAR1340_PERIP3_CLK_ENB, SPEAR1340_PWM_CLK_ENB, 0,
1011             &_lock);
1012     clk_register_clkdev(clk, NULL, "e0180000.pwm");
1013 }