1 /* 2 * arch/arm/mach-spear13xx/spear1310_clock.c 3 * 4 * SPEAr1310 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 /* PLL related registers and bit values */ 24 #define SPEAR1310_PLL_CFG (VA_MISC_BASE + 0x210) 25 /* PLL_CFG bit values */ 26 #define SPEAR1310_CLCD_SYNT_CLK_MASK 1 27 #define SPEAR1310_CLCD_SYNT_CLK_SHIFT 31 28 #define SPEAR1310_RAS_SYNT2_3_CLK_MASK 2 29 #define SPEAR1310_RAS_SYNT2_3_CLK_SHIFT 29 30 #define SPEAR1310_RAS_SYNT_CLK_MASK 2 31 #define SPEAR1310_RAS_SYNT0_1_CLK_SHIFT 27 32 #define SPEAR1310_PLL_CLK_MASK 2 33 #define SPEAR1310_PLL3_CLK_SHIFT 24 34 #define SPEAR1310_PLL2_CLK_SHIFT 22 35 #define SPEAR1310_PLL1_CLK_SHIFT 20 36 37 #define SPEAR1310_PLL1_CTR (VA_MISC_BASE + 0x214) 38 #define SPEAR1310_PLL1_FRQ (VA_MISC_BASE + 0x218) 39 #define SPEAR1310_PLL2_CTR (VA_MISC_BASE + 0x220) 40 #define SPEAR1310_PLL2_FRQ (VA_MISC_BASE + 0x224) 41 #define SPEAR1310_PLL3_CTR (VA_MISC_BASE + 0x22C) 42 #define SPEAR1310_PLL3_FRQ (VA_MISC_BASE + 0x230) 43 #define SPEAR1310_PLL4_CTR (VA_MISC_BASE + 0x238) 44 #define SPEAR1310_PLL4_FRQ (VA_MISC_BASE + 0x23C) 45 #define SPEAR1310_PERIP_CLK_CFG (VA_MISC_BASE + 0x244) 46 /* PERIP_CLK_CFG bit values */ 47 #define SPEAR1310_GPT_OSC24_VAL 0 48 #define SPEAR1310_GPT_APB_VAL 1 49 #define SPEAR1310_GPT_CLK_MASK 1 50 #define SPEAR1310_GPT3_CLK_SHIFT 11 51 #define SPEAR1310_GPT2_CLK_SHIFT 10 52 #define SPEAR1310_GPT1_CLK_SHIFT 9 53 #define SPEAR1310_GPT0_CLK_SHIFT 8 54 #define SPEAR1310_UART_CLK_PLL5_VAL 0 55 #define SPEAR1310_UART_CLK_OSC24_VAL 1 56 #define SPEAR1310_UART_CLK_SYNT_VAL 2 57 #define SPEAR1310_UART_CLK_MASK 2 58 #define SPEAR1310_UART_CLK_SHIFT 4 59 60 #define SPEAR1310_AUX_CLK_PLL5_VAL 0 61 #define SPEAR1310_AUX_CLK_SYNT_VAL 1 62 #define SPEAR1310_CLCD_CLK_MASK 2 63 #define SPEAR1310_CLCD_CLK_SHIFT 2 64 #define SPEAR1310_C3_CLK_MASK 1 65 #define SPEAR1310_C3_CLK_SHIFT 1 66 67 #define SPEAR1310_GMAC_CLK_CFG (VA_MISC_BASE + 0x248) 68 #define SPEAR1310_GMAC_PHY_IF_SEL_MASK 3 69 #define SPEAR1310_GMAC_PHY_IF_SEL_SHIFT 4 70 #define SPEAR1310_GMAC_PHY_CLK_MASK 1 71 #define SPEAR1310_GMAC_PHY_CLK_SHIFT 3 72 #define SPEAR1310_GMAC_PHY_INPUT_CLK_MASK 2 73 #define SPEAR1310_GMAC_PHY_INPUT_CLK_SHIFT 1 74 75 #define SPEAR1310_I2S_CLK_CFG (VA_MISC_BASE + 0x24C) 76 /* I2S_CLK_CFG register mask */ 77 #define SPEAR1310_I2S_SCLK_X_MASK 0x1F 78 #define SPEAR1310_I2S_SCLK_X_SHIFT 27 79 #define SPEAR1310_I2S_SCLK_Y_MASK 0x1F 80 #define SPEAR1310_I2S_SCLK_Y_SHIFT 22 81 #define SPEAR1310_I2S_SCLK_EQ_SEL_SHIFT 21 82 #define SPEAR1310_I2S_SCLK_SYNTH_ENB 20 83 #define SPEAR1310_I2S_PRS1_CLK_X_MASK 0xFF 84 #define SPEAR1310_I2S_PRS1_CLK_X_SHIFT 12 85 #define SPEAR1310_I2S_PRS1_CLK_Y_MASK 0xFF 86 #define SPEAR1310_I2S_PRS1_CLK_Y_SHIFT 4 87 #define SPEAR1310_I2S_PRS1_EQ_SEL_SHIFT 3 88 #define SPEAR1310_I2S_REF_SEL_MASK 1 89 #define SPEAR1310_I2S_REF_SHIFT 2 90 #define SPEAR1310_I2S_SRC_CLK_MASK 2 91 #define SPEAR1310_I2S_SRC_CLK_SHIFT 0 92 93 #define SPEAR1310_C3_CLK_SYNT (VA_MISC_BASE + 0x250) 94 #define SPEAR1310_UART_CLK_SYNT (VA_MISC_BASE + 0x254) 95 #define SPEAR1310_GMAC_CLK_SYNT (VA_MISC_BASE + 0x258) 96 #define SPEAR1310_SDHCI_CLK_SYNT (VA_MISC_BASE + 0x25C) 97 #define SPEAR1310_CFXD_CLK_SYNT (VA_MISC_BASE + 0x260) 98 #define SPEAR1310_ADC_CLK_SYNT (VA_MISC_BASE + 0x264) 99 #define SPEAR1310_AMBA_CLK_SYNT (VA_MISC_BASE + 0x268) 100 #define SPEAR1310_CLCD_CLK_SYNT (VA_MISC_BASE + 0x270) 101 #define SPEAR1310_RAS_CLK_SYNT0 (VA_MISC_BASE + 0x280) 102 #define SPEAR1310_RAS_CLK_SYNT1 (VA_MISC_BASE + 0x288) 103 #define SPEAR1310_RAS_CLK_SYNT2 (VA_MISC_BASE + 0x290) 104 #define SPEAR1310_RAS_CLK_SYNT3 (VA_MISC_BASE + 0x298) 105 /* Check Fractional synthesizer reg masks */ 106 107 #define SPEAR1310_PERIP1_CLK_ENB (VA_MISC_BASE + 0x300) 108 /* PERIP1_CLK_ENB register masks */ 109 #define SPEAR1310_RTC_CLK_ENB 31 110 #define SPEAR1310_ADC_CLK_ENB 30 111 #define SPEAR1310_C3_CLK_ENB 29 112 #define SPEAR1310_JPEG_CLK_ENB 28 113 #define SPEAR1310_CLCD_CLK_ENB 27 114 #define SPEAR1310_DMA_CLK_ENB 25 115 #define SPEAR1310_GPIO1_CLK_ENB 24 116 #define SPEAR1310_GPIO0_CLK_ENB 23 117 #define SPEAR1310_GPT1_CLK_ENB 22 118 #define SPEAR1310_GPT0_CLK_ENB 21 119 #define SPEAR1310_I2S0_CLK_ENB 20 120 #define SPEAR1310_I2S1_CLK_ENB 19 121 #define SPEAR1310_I2C0_CLK_ENB 18 122 #define SPEAR1310_SSP_CLK_ENB 17 123 #define SPEAR1310_UART_CLK_ENB 15 124 #define SPEAR1310_PCIE_SATA_2_CLK_ENB 14 125 #define SPEAR1310_PCIE_SATA_1_CLK_ENB 13 126 #define SPEAR1310_PCIE_SATA_0_CLK_ENB 12 127 #define SPEAR1310_UOC_CLK_ENB 11 128 #define SPEAR1310_UHC1_CLK_ENB 10 129 #define SPEAR1310_UHC0_CLK_ENB 9 130 #define SPEAR1310_GMAC_CLK_ENB 8 131 #define SPEAR1310_CFXD_CLK_ENB 7 132 #define SPEAR1310_SDHCI_CLK_ENB 6 133 #define SPEAR1310_SMI_CLK_ENB 5 134 #define SPEAR1310_FSMC_CLK_ENB 4 135 #define SPEAR1310_SYSRAM0_CLK_ENB 3 136 #define SPEAR1310_SYSRAM1_CLK_ENB 2 137 #define SPEAR1310_SYSROM_CLK_ENB 1 138 #define SPEAR1310_BUS_CLK_ENB 0 139 140 #define SPEAR1310_PERIP2_CLK_ENB (VA_MISC_BASE + 0x304) 141 /* PERIP2_CLK_ENB register masks */ 142 #define SPEAR1310_THSENS_CLK_ENB 8 143 #define SPEAR1310_I2S_REF_PAD_CLK_ENB 7 144 #define SPEAR1310_ACP_CLK_ENB 6 145 #define SPEAR1310_GPT3_CLK_ENB 5 146 #define SPEAR1310_GPT2_CLK_ENB 4 147 #define SPEAR1310_KBD_CLK_ENB 3 148 #define SPEAR1310_CPU_DBG_CLK_ENB 2 149 #define SPEAR1310_DDR_CORE_CLK_ENB 1 150 #define SPEAR1310_DDR_CTRL_CLK_ENB 0 151 152 #define SPEAR1310_RAS_CLK_ENB (VA_MISC_BASE + 0x310) 153 /* RAS_CLK_ENB register masks */ 154 #define SPEAR1310_SYNT3_CLK_ENB 17 155 #define SPEAR1310_SYNT2_CLK_ENB 16 156 #define SPEAR1310_SYNT1_CLK_ENB 15 157 #define SPEAR1310_SYNT0_CLK_ENB 14 158 #define SPEAR1310_PCLK3_CLK_ENB 13 159 #define SPEAR1310_PCLK2_CLK_ENB 12 160 #define SPEAR1310_PCLK1_CLK_ENB 11 161 #define SPEAR1310_PCLK0_CLK_ENB 10 162 #define SPEAR1310_PLL3_CLK_ENB 9 163 #define SPEAR1310_PLL2_CLK_ENB 8 164 #define SPEAR1310_C125M_PAD_CLK_ENB 7 165 #define SPEAR1310_C30M_CLK_ENB 6 166 #define SPEAR1310_C48M_CLK_ENB 5 167 #define SPEAR1310_OSC_25M_CLK_ENB 4 168 #define SPEAR1310_OSC_32K_CLK_ENB 3 169 #define SPEAR1310_OSC_24M_CLK_ENB 2 170 #define SPEAR1310_PCLK_CLK_ENB 1 171 #define SPEAR1310_ACLK_CLK_ENB 0 172 173 /* RAS Area Control Register */ 174 #define SPEAR1310_RAS_CTRL_REG0 (VA_SPEAR1310_RAS_BASE + 0x000) 175 #define SPEAR1310_SSP1_CLK_MASK 3 176 #define SPEAR1310_SSP1_CLK_SHIFT 26 177 #define SPEAR1310_TDM_CLK_MASK 1 178 #define SPEAR1310_TDM2_CLK_SHIFT 24 179 #define SPEAR1310_TDM1_CLK_SHIFT 23 180 #define SPEAR1310_I2C_CLK_MASK 1 181 #define SPEAR1310_I2C7_CLK_SHIFT 22 182 #define SPEAR1310_I2C6_CLK_SHIFT 21 183 #define SPEAR1310_I2C5_CLK_SHIFT 20 184 #define SPEAR1310_I2C4_CLK_SHIFT 19 185 #define SPEAR1310_I2C3_CLK_SHIFT 18 186 #define SPEAR1310_I2C2_CLK_SHIFT 17 187 #define SPEAR1310_I2C1_CLK_SHIFT 16 188 #define SPEAR1310_GPT64_CLK_MASK 1 189 #define SPEAR1310_GPT64_CLK_SHIFT 15 190 #define SPEAR1310_RAS_UART_CLK_MASK 1 191 #define SPEAR1310_UART5_CLK_SHIFT 14 192 #define SPEAR1310_UART4_CLK_SHIFT 13 193 #define SPEAR1310_UART3_CLK_SHIFT 12 194 #define SPEAR1310_UART2_CLK_SHIFT 11 195 #define SPEAR1310_UART1_CLK_SHIFT 10 196 #define SPEAR1310_PCI_CLK_MASK 1 197 #define SPEAR1310_PCI_CLK_SHIFT 0 198 199 #define SPEAR1310_RAS_CTRL_REG1 (VA_SPEAR1310_RAS_BASE + 0x004) 200 #define SPEAR1310_PHY_CLK_MASK 0x3 201 #define SPEAR1310_RMII_PHY_CLK_SHIFT 0 202 #define SPEAR1310_SMII_RGMII_PHY_CLK_SHIFT 2 203 204 #define SPEAR1310_RAS_SW_CLK_CTRL (VA_SPEAR1310_RAS_BASE + 0x0148) 205 #define SPEAR1310_CAN1_CLK_ENB 25 206 #define SPEAR1310_CAN0_CLK_ENB 24 207 #define SPEAR1310_GPT64_CLK_ENB 23 208 #define SPEAR1310_SSP1_CLK_ENB 22 209 #define SPEAR1310_I2C7_CLK_ENB 21 210 #define SPEAR1310_I2C6_CLK_ENB 20 211 #define SPEAR1310_I2C5_CLK_ENB 19 212 #define SPEAR1310_I2C4_CLK_ENB 18 213 #define SPEAR1310_I2C3_CLK_ENB 17 214 #define SPEAR1310_I2C2_CLK_ENB 16 215 #define SPEAR1310_I2C1_CLK_ENB 15 216 #define SPEAR1310_UART5_CLK_ENB 14 217 #define SPEAR1310_UART4_CLK_ENB 13 218 #define SPEAR1310_UART3_CLK_ENB 12 219 #define SPEAR1310_UART2_CLK_ENB 11 220 #define SPEAR1310_UART1_CLK_ENB 10 221 #define SPEAR1310_RS485_1_CLK_ENB 9 222 #define SPEAR1310_RS485_0_CLK_ENB 8 223 #define SPEAR1310_TDM2_CLK_ENB 7 224 #define SPEAR1310_TDM1_CLK_ENB 6 225 #define SPEAR1310_PCI_CLK_ENB 5 226 #define SPEAR1310_GMII_CLK_ENB 4 227 #define SPEAR1310_MII2_CLK_ENB 3 228 #define SPEAR1310_MII1_CLK_ENB 2 229 #define SPEAR1310_MII0_CLK_ENB 1 230 #define SPEAR1310_ESRAM_CLK_ENB 0 231 232 static DEFINE_SPINLOCK(_lock); 233 234 /* pll rate configuration table, in ascending order of rates */ 235 static struct pll_rate_tbl pll_rtbl[] = { 236 /* PCLK 24MHz */ 237 {.mode = 0, .m = 0x83, .n = 0x04, .p = 0x5}, /* vco 1572, pll 49.125 MHz */ 238 {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x3}, /* vco 1000, pll 125 MHz */ 239 {.mode = 0, .m = 0x64, .n = 0x06, .p = 0x1}, /* vco 800, pll 400 MHz */ 240 {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x1}, /* vco 1000, pll 500 MHz */ 241 {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x1}, /* vco 1328, pll 664 MHz */ 242 {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x1}, /* vco 1600, pll 800 MHz */ 243 {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */ 244 }; 245 246 /* vco-pll4 rate configuration table, in ascending order of rates */ 247 static struct pll_rate_tbl pll4_rtbl[] = { 248 {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x2}, /* vco 1000, pll 250 MHz */ 249 {.mode = 0, .m = 0xA6, .n = 0x06, .p = 0x2}, /* vco 1328, pll 332 MHz */ 250 {.mode = 0, .m = 0xC8, .n = 0x06, .p = 0x2}, /* vco 1600, pll 400 MHz */ 251 {.mode = 0, .m = 0x7D, .n = 0x06, .p = 0x0}, /* vco 1, pll 1 GHz */ 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 = 0x06f1C}, /* 72 Mhz , for vc01div4 = 250 MHz*/ 282 {.div = 0x06E58}, /* 58 Mhz , for vco1div4 = 200 MHz */ 283 {.div = 0x06c1B}, /* 74 Mhz , for vc01div4 = 250 MHz*/ 284 {.div = 0x04A12}, /* 108 Mhz , for vc01div4 = 250 MHz*/ 285 {.div = 0x0378E}, /* 144 Mhz , for vc01div4 = 250 MHz*/ 286 }; 287 288 /* i2s prescaler1 masks */ 289 static struct aux_clk_masks i2s_prs1_masks = { 290 .eq_sel_mask = AUX_EQ_SEL_MASK, 291 .eq_sel_shift = SPEAR1310_I2S_PRS1_EQ_SEL_SHIFT, 292 .eq1_mask = AUX_EQ1_SEL, 293 .eq2_mask = AUX_EQ2_SEL, 294 .xscale_sel_mask = SPEAR1310_I2S_PRS1_CLK_X_MASK, 295 .xscale_sel_shift = SPEAR1310_I2S_PRS1_CLK_X_SHIFT, 296 .yscale_sel_mask = SPEAR1310_I2S_PRS1_CLK_Y_MASK, 297 .yscale_sel_shift = SPEAR1310_I2S_PRS1_CLK_Y_SHIFT, 298 }; 299 300 /* i2s sclk (bit clock) syynthesizers masks */ 301 static struct aux_clk_masks i2s_sclk_masks = { 302 .eq_sel_mask = AUX_EQ_SEL_MASK, 303 .eq_sel_shift = SPEAR1310_I2S_SCLK_EQ_SEL_SHIFT, 304 .eq1_mask = AUX_EQ1_SEL, 305 .eq2_mask = AUX_EQ2_SEL, 306 .xscale_sel_mask = SPEAR1310_I2S_SCLK_X_MASK, 307 .xscale_sel_shift = SPEAR1310_I2S_SCLK_X_SHIFT, 308 .yscale_sel_mask = SPEAR1310_I2S_SCLK_Y_MASK, 309 .yscale_sel_shift = SPEAR1310_I2S_SCLK_Y_SHIFT, 310 .enable_bit = SPEAR1310_I2S_SCLK_SYNTH_ENB, 311 }; 312 313 /* i2s prs1 aux rate configuration table, in ascending order of rates */ 314 static struct aux_rate_tbl i2s_prs1_rtbl[] = { 315 /* For parent clk = 49.152 MHz */ 316 {.xscale = 1, .yscale = 12, .eq = 0}, /* 2.048 MHz, smp freq = 8Khz */ 317 {.xscale = 11, .yscale = 96, .eq = 0}, /* 2.816 MHz, smp freq = 11Khz */ 318 {.xscale = 1, .yscale = 6, .eq = 0}, /* 4.096 MHz, smp freq = 16Khz */ 319 {.xscale = 11, .yscale = 48, .eq = 0}, /* 5.632 MHz, smp freq = 22Khz */ 320 321 /* 322 * with parent clk = 49.152, freq gen is 8.192 MHz, smp freq = 32Khz 323 * with parent clk = 12.288, freq gen is 2.048 MHz, smp freq = 8Khz 324 */ 325 {.xscale = 1, .yscale = 3, .eq = 0}, 326 327 /* For parent clk = 49.152 MHz */ 328 {.xscale = 17, .yscale = 37, .eq = 0}, /* 11.289 MHz, smp freq = 44Khz*/ 329 330 {.xscale = 1, .yscale = 2, .eq = 0}, /* 12.288 MHz */ 331 }; 332 333 /* i2s sclk aux rate configuration table, in ascending order of rates */ 334 static struct aux_rate_tbl i2s_sclk_rtbl[] = { 335 /* For i2s_ref_clk = 12.288MHz */ 336 {.xscale = 1, .yscale = 4, .eq = 0}, /* 1.53 MHz */ 337 {.xscale = 1, .yscale = 2, .eq = 0}, /* 3.07 Mhz */ 338 }; 339 340 /* adc rate configuration table, in ascending order of rates */ 341 /* possible adc range is 2.5 MHz to 20 MHz. */ 342 static struct aux_rate_tbl adc_rtbl[] = { 343 /* For ahb = 166.67 MHz */ 344 {.xscale = 1, .yscale = 31, .eq = 0}, /* 2.68 MHz */ 345 {.xscale = 2, .yscale = 21, .eq = 0}, /* 7.94 MHz */ 346 {.xscale = 4, .yscale = 21, .eq = 0}, /* 15.87 MHz */ 347 {.xscale = 10, .yscale = 42, .eq = 0}, /* 19.84 MHz */ 348 }; 349 350 /* General synth rate configuration table, in ascending order of rates */ 351 static struct frac_rate_tbl gen_rtbl[] = { 352 /* For vco1div4 = 250 MHz */ 353 {.div = 0x14000}, /* 25 MHz */ 354 {.div = 0x0A000}, /* 50 MHz */ 355 {.div = 0x05000}, /* 100 MHz */ 356 {.div = 0x02000}, /* 250 MHz */ 357 }; 358 359 /* clock parents */ 360 static const char *vco_parents[] = { "osc_24m_clk", "osc_25m_clk", }; 361 static const char *gpt_parents[] = { "osc_24m_clk", "apb_clk", }; 362 static const char *uart0_parents[] = { "pll5_clk", "uart_syn_gclk", }; 363 static const char *c3_parents[] = { "pll5_clk", "c3_syn_gclk", }; 364 static const char *gmac_phy_input_parents[] = { "gmii_pad_clk", "pll2_clk", 365 "osc_25m_clk", }; 366 static const char *gmac_phy_parents[] = { "phy_input_mclk", "phy_syn_gclk", }; 367 static const char *clcd_synth_parents[] = { "vco1div4_clk", "pll2_clk", }; 368 static const char *clcd_pixel_parents[] = { "pll5_clk", "clcd_syn_clk", }; 369 static const char *i2s_src_parents[] = { "vco1div2_clk", "none", "pll3_clk", 370 "i2s_src_pad_clk", }; 371 static const char *i2s_ref_parents[] = { "i2s_src_mclk", "i2s_prs1_clk", }; 372 static const char *gen_synth0_1_parents[] = { "vco1div4_clk", "vco3div2_clk", 373 "pll3_clk", }; 374 static const char *gen_synth2_3_parents[] = { "vco1div4_clk", "vco3div2_clk", 375 "pll2_clk", }; 376 static const char *rmii_phy_parents[] = { "ras_tx50_clk", "none", 377 "ras_pll2_clk", "ras_syn0_clk", }; 378 static const char *smii_rgmii_phy_parents[] = { "none", "ras_tx125_clk", 379 "ras_pll2_clk", "ras_syn0_clk", }; 380 static const char *uart_parents[] = { "ras_apb_clk", "gen_syn3_clk", }; 381 static const char *i2c_parents[] = { "ras_apb_clk", "gen_syn1_clk", }; 382 static const char *ssp1_parents[] = { "ras_apb_clk", "gen_syn1_clk", 383 "ras_plclk0_clk", }; 384 static const char *pci_parents[] = { "ras_pll3_clk", "gen_syn2_clk", }; 385 static const char *tdm_parents[] = { "ras_pll3_clk", "gen_syn1_clk", }; 386 387 void __init spear1310_clk_init(void) 388 { 389 struct clk *clk, *clk1; 390 391 clk = clk_register_fixed_rate(NULL, "osc_32k_clk", NULL, CLK_IS_ROOT, 392 32000); 393 clk_register_clkdev(clk, "osc_32k_clk", NULL); 394 395 clk = clk_register_fixed_rate(NULL, "osc_24m_clk", NULL, CLK_IS_ROOT, 396 24000000); 397 clk_register_clkdev(clk, "osc_24m_clk", NULL); 398 399 clk = clk_register_fixed_rate(NULL, "osc_25m_clk", NULL, CLK_IS_ROOT, 400 25000000); 401 clk_register_clkdev(clk, "osc_25m_clk", NULL); 402 403 clk = clk_register_fixed_rate(NULL, "gmii_pad_clk", NULL, CLK_IS_ROOT, 404 125000000); 405 clk_register_clkdev(clk, "gmii_pad_clk", NULL); 406 407 clk = clk_register_fixed_rate(NULL, "i2s_src_pad_clk", NULL, 408 CLK_IS_ROOT, 12288000); 409 clk_register_clkdev(clk, "i2s_src_pad_clk", NULL); 410 411 /* clock derived from 32 KHz osc clk */ 412 clk = clk_register_gate(NULL, "rtc-spear", "osc_32k_clk", 0, 413 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_RTC_CLK_ENB, 0, 414 &_lock); 415 clk_register_clkdev(clk, NULL, "e0580000.rtc"); 416 417 /* clock derived from 24 or 25 MHz osc clk */ 418 /* vco-pll */ 419 clk = clk_register_mux(NULL, "vco1_mclk", vco_parents, 420 ARRAY_SIZE(vco_parents), 0, SPEAR1310_PLL_CFG, 421 SPEAR1310_PLL1_CLK_SHIFT, SPEAR1310_PLL_CLK_MASK, 0, 422 &_lock); 423 clk_register_clkdev(clk, "vco1_mclk", NULL); 424 clk = clk_register_vco_pll("vco1_clk", "pll1_clk", NULL, "vco1_mclk", 425 0, SPEAR1310_PLL1_CTR, SPEAR1310_PLL1_FRQ, pll_rtbl, 426 ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL); 427 clk_register_clkdev(clk, "vco1_clk", NULL); 428 clk_register_clkdev(clk1, "pll1_clk", NULL); 429 430 clk = clk_register_mux(NULL, "vco2_mclk", vco_parents, 431 ARRAY_SIZE(vco_parents), 0, SPEAR1310_PLL_CFG, 432 SPEAR1310_PLL2_CLK_SHIFT, SPEAR1310_PLL_CLK_MASK, 0, 433 &_lock); 434 clk_register_clkdev(clk, "vco2_mclk", NULL); 435 clk = clk_register_vco_pll("vco2_clk", "pll2_clk", NULL, "vco2_mclk", 436 0, SPEAR1310_PLL2_CTR, SPEAR1310_PLL2_FRQ, pll_rtbl, 437 ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL); 438 clk_register_clkdev(clk, "vco2_clk", NULL); 439 clk_register_clkdev(clk1, "pll2_clk", NULL); 440 441 clk = clk_register_mux(NULL, "vco3_mclk", vco_parents, 442 ARRAY_SIZE(vco_parents), 0, SPEAR1310_PLL_CFG, 443 SPEAR1310_PLL3_CLK_SHIFT, SPEAR1310_PLL_CLK_MASK, 0, 444 &_lock); 445 clk_register_clkdev(clk, "vco3_mclk", NULL); 446 clk = clk_register_vco_pll("vco3_clk", "pll3_clk", NULL, "vco3_mclk", 447 0, SPEAR1310_PLL3_CTR, SPEAR1310_PLL3_FRQ, pll_rtbl, 448 ARRAY_SIZE(pll_rtbl), &_lock, &clk1, NULL); 449 clk_register_clkdev(clk, "vco3_clk", NULL); 450 clk_register_clkdev(clk1, "pll3_clk", NULL); 451 452 clk = clk_register_vco_pll("vco4_clk", "pll4_clk", NULL, "osc_24m_clk", 453 0, SPEAR1310_PLL4_CTR, SPEAR1310_PLL4_FRQ, pll4_rtbl, 454 ARRAY_SIZE(pll4_rtbl), &_lock, &clk1, NULL); 455 clk_register_clkdev(clk, "vco4_clk", NULL); 456 clk_register_clkdev(clk1, "pll4_clk", NULL); 457 458 clk = clk_register_fixed_rate(NULL, "pll5_clk", "osc_24m_clk", 0, 459 48000000); 460 clk_register_clkdev(clk, "pll5_clk", NULL); 461 462 clk = clk_register_fixed_rate(NULL, "pll6_clk", "osc_25m_clk", 0, 463 25000000); 464 clk_register_clkdev(clk, "pll6_clk", NULL); 465 466 /* vco div n clocks */ 467 clk = clk_register_fixed_factor(NULL, "vco1div2_clk", "vco1_clk", 0, 1, 468 2); 469 clk_register_clkdev(clk, "vco1div2_clk", NULL); 470 471 clk = clk_register_fixed_factor(NULL, "vco1div4_clk", "vco1_clk", 0, 1, 472 4); 473 clk_register_clkdev(clk, "vco1div4_clk", NULL); 474 475 clk = clk_register_fixed_factor(NULL, "vco2div2_clk", "vco2_clk", 0, 1, 476 2); 477 clk_register_clkdev(clk, "vco2div2_clk", NULL); 478 479 clk = clk_register_fixed_factor(NULL, "vco3div2_clk", "vco3_clk", 0, 1, 480 2); 481 clk_register_clkdev(clk, "vco3div2_clk", NULL); 482 483 /* peripherals */ 484 clk_register_fixed_factor(NULL, "thermal_clk", "osc_24m_clk", 0, 1, 485 128); 486 clk = clk_register_gate(NULL, "thermal_gclk", "thermal_clk", 0, 487 SPEAR1310_PERIP2_CLK_ENB, SPEAR1310_THSENS_CLK_ENB, 0, 488 &_lock); 489 clk_register_clkdev(clk, NULL, "spear_thermal"); 490 491 /* clock derived from pll4 clk */ 492 clk = clk_register_fixed_factor(NULL, "ddr_clk", "pll4_clk", 0, 1, 493 1); 494 clk_register_clkdev(clk, "ddr_clk", NULL); 495 496 /* clock derived from pll1 clk */ 497 clk = clk_register_fixed_factor(NULL, "cpu_clk", "pll1_clk", 498 CLK_SET_RATE_PARENT, 1, 2); 499 clk_register_clkdev(clk, "cpu_clk", NULL); 500 501 clk = clk_register_fixed_factor(NULL, "wdt_clk", "cpu_clk", 0, 1, 502 2); 503 clk_register_clkdev(clk, NULL, "ec800620.wdt"); 504 505 clk = clk_register_fixed_factor(NULL, "smp_twd_clk", "cpu_clk", 0, 1, 506 2); 507 clk_register_clkdev(clk, NULL, "smp_twd"); 508 509 clk = clk_register_fixed_factor(NULL, "ahb_clk", "pll1_clk", 0, 1, 510 6); 511 clk_register_clkdev(clk, "ahb_clk", NULL); 512 513 clk = clk_register_fixed_factor(NULL, "apb_clk", "pll1_clk", 0, 1, 514 12); 515 clk_register_clkdev(clk, "apb_clk", NULL); 516 517 /* gpt clocks */ 518 clk = clk_register_mux(NULL, "gpt0_mclk", gpt_parents, 519 ARRAY_SIZE(gpt_parents), 0, SPEAR1310_PERIP_CLK_CFG, 520 SPEAR1310_GPT0_CLK_SHIFT, SPEAR1310_GPT_CLK_MASK, 0, 521 &_lock); 522 clk_register_clkdev(clk, "gpt0_mclk", NULL); 523 clk = clk_register_gate(NULL, "gpt0_clk", "gpt0_mclk", 0, 524 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_GPT0_CLK_ENB, 0, 525 &_lock); 526 clk_register_clkdev(clk, NULL, "gpt0"); 527 528 clk = clk_register_mux(NULL, "gpt1_mclk", gpt_parents, 529 ARRAY_SIZE(gpt_parents), 0, SPEAR1310_PERIP_CLK_CFG, 530 SPEAR1310_GPT1_CLK_SHIFT, SPEAR1310_GPT_CLK_MASK, 0, 531 &_lock); 532 clk_register_clkdev(clk, "gpt1_mclk", NULL); 533 clk = clk_register_gate(NULL, "gpt1_clk", "gpt1_mclk", 0, 534 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_GPT1_CLK_ENB, 0, 535 &_lock); 536 clk_register_clkdev(clk, NULL, "gpt1"); 537 538 clk = clk_register_mux(NULL, "gpt2_mclk", gpt_parents, 539 ARRAY_SIZE(gpt_parents), 0, SPEAR1310_PERIP_CLK_CFG, 540 SPEAR1310_GPT2_CLK_SHIFT, SPEAR1310_GPT_CLK_MASK, 0, 541 &_lock); 542 clk_register_clkdev(clk, "gpt2_mclk", NULL); 543 clk = clk_register_gate(NULL, "gpt2_clk", "gpt2_mclk", 0, 544 SPEAR1310_PERIP2_CLK_ENB, SPEAR1310_GPT2_CLK_ENB, 0, 545 &_lock); 546 clk_register_clkdev(clk, NULL, "gpt2"); 547 548 clk = clk_register_mux(NULL, "gpt3_mclk", gpt_parents, 549 ARRAY_SIZE(gpt_parents), 0, SPEAR1310_PERIP_CLK_CFG, 550 SPEAR1310_GPT3_CLK_SHIFT, SPEAR1310_GPT_CLK_MASK, 0, 551 &_lock); 552 clk_register_clkdev(clk, "gpt3_mclk", NULL); 553 clk = clk_register_gate(NULL, "gpt3_clk", "gpt3_mclk", 0, 554 SPEAR1310_PERIP2_CLK_ENB, SPEAR1310_GPT3_CLK_ENB, 0, 555 &_lock); 556 clk_register_clkdev(clk, NULL, "gpt3"); 557 558 /* others */ 559 clk = clk_register_aux("uart_syn_clk", "uart_syn_gclk", "vco1div2_clk", 560 0, SPEAR1310_UART_CLK_SYNT, NULL, aux_rtbl, 561 ARRAY_SIZE(aux_rtbl), &_lock, &clk1); 562 clk_register_clkdev(clk, "uart_syn_clk", NULL); 563 clk_register_clkdev(clk1, "uart_syn_gclk", NULL); 564 565 clk = clk_register_mux(NULL, "uart0_mclk", uart0_parents, 566 ARRAY_SIZE(uart0_parents), CLK_SET_RATE_PARENT, 567 SPEAR1310_PERIP_CLK_CFG, SPEAR1310_UART_CLK_SHIFT, 568 SPEAR1310_UART_CLK_MASK, 0, &_lock); 569 clk_register_clkdev(clk, "uart0_mclk", NULL); 570 571 clk = clk_register_gate(NULL, "uart0_clk", "uart0_mclk", 572 CLK_SET_RATE_PARENT, SPEAR1310_PERIP1_CLK_ENB, 573 SPEAR1310_UART_CLK_ENB, 0, &_lock); 574 clk_register_clkdev(clk, NULL, "e0000000.serial"); 575 576 clk = clk_register_aux("sdhci_syn_clk", "sdhci_syn_gclk", 577 "vco1div2_clk", 0, SPEAR1310_SDHCI_CLK_SYNT, NULL, 578 aux_rtbl, ARRAY_SIZE(aux_rtbl), &_lock, &clk1); 579 clk_register_clkdev(clk, "sdhci_syn_clk", NULL); 580 clk_register_clkdev(clk1, "sdhci_syn_gclk", NULL); 581 582 clk = clk_register_gate(NULL, "sdhci_clk", "sdhci_syn_gclk", 583 CLK_SET_RATE_PARENT, SPEAR1310_PERIP1_CLK_ENB, 584 SPEAR1310_SDHCI_CLK_ENB, 0, &_lock); 585 clk_register_clkdev(clk, NULL, "b3000000.sdhci"); 586 587 clk = clk_register_aux("cfxd_syn_clk", "cfxd_syn_gclk", "vco1div2_clk", 588 0, SPEAR1310_CFXD_CLK_SYNT, NULL, aux_rtbl, 589 ARRAY_SIZE(aux_rtbl), &_lock, &clk1); 590 clk_register_clkdev(clk, "cfxd_syn_clk", NULL); 591 clk_register_clkdev(clk1, "cfxd_syn_gclk", NULL); 592 593 clk = clk_register_gate(NULL, "cfxd_clk", "cfxd_syn_gclk", 594 CLK_SET_RATE_PARENT, SPEAR1310_PERIP1_CLK_ENB, 595 SPEAR1310_CFXD_CLK_ENB, 0, &_lock); 596 clk_register_clkdev(clk, NULL, "b2800000.cf"); 597 clk_register_clkdev(clk, NULL, "arasan_xd"); 598 599 clk = clk_register_aux("c3_syn_clk", "c3_syn_gclk", "vco1div2_clk", 600 0, SPEAR1310_C3_CLK_SYNT, NULL, aux_rtbl, 601 ARRAY_SIZE(aux_rtbl), &_lock, &clk1); 602 clk_register_clkdev(clk, "c3_syn_clk", NULL); 603 clk_register_clkdev(clk1, "c3_syn_gclk", NULL); 604 605 clk = clk_register_mux(NULL, "c3_mclk", c3_parents, 606 ARRAY_SIZE(c3_parents), CLK_SET_RATE_PARENT, 607 SPEAR1310_PERIP_CLK_CFG, SPEAR1310_C3_CLK_SHIFT, 608 SPEAR1310_C3_CLK_MASK, 0, &_lock); 609 clk_register_clkdev(clk, "c3_mclk", NULL); 610 611 clk = clk_register_gate(NULL, "c3_clk", "c3_mclk", 0, 612 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_C3_CLK_ENB, 0, 613 &_lock); 614 clk_register_clkdev(clk, NULL, "c3"); 615 616 /* gmac */ 617 clk = clk_register_mux(NULL, "phy_input_mclk", gmac_phy_input_parents, 618 ARRAY_SIZE(gmac_phy_input_parents), 0, 619 SPEAR1310_GMAC_CLK_CFG, 620 SPEAR1310_GMAC_PHY_INPUT_CLK_SHIFT, 621 SPEAR1310_GMAC_PHY_INPUT_CLK_MASK, 0, &_lock); 622 clk_register_clkdev(clk, "phy_input_mclk", NULL); 623 624 clk = clk_register_aux("phy_syn_clk", "phy_syn_gclk", "phy_input_mclk", 625 0, SPEAR1310_GMAC_CLK_SYNT, NULL, gmac_rtbl, 626 ARRAY_SIZE(gmac_rtbl), &_lock, &clk1); 627 clk_register_clkdev(clk, "phy_syn_clk", NULL); 628 clk_register_clkdev(clk1, "phy_syn_gclk", NULL); 629 630 clk = clk_register_mux(NULL, "phy_mclk", gmac_phy_parents, 631 ARRAY_SIZE(gmac_phy_parents), 0, 632 SPEAR1310_PERIP_CLK_CFG, SPEAR1310_GMAC_PHY_CLK_SHIFT, 633 SPEAR1310_GMAC_PHY_CLK_MASK, 0, &_lock); 634 clk_register_clkdev(clk, "stmmacphy.0", NULL); 635 636 /* clcd */ 637 clk = clk_register_mux(NULL, "clcd_syn_mclk", clcd_synth_parents, 638 ARRAY_SIZE(clcd_synth_parents), 0, 639 SPEAR1310_CLCD_CLK_SYNT, SPEAR1310_CLCD_SYNT_CLK_SHIFT, 640 SPEAR1310_CLCD_SYNT_CLK_MASK, 0, &_lock); 641 clk_register_clkdev(clk, "clcd_syn_mclk", NULL); 642 643 clk = clk_register_frac("clcd_syn_clk", "clcd_syn_mclk", 0, 644 SPEAR1310_CLCD_CLK_SYNT, clcd_rtbl, 645 ARRAY_SIZE(clcd_rtbl), &_lock); 646 clk_register_clkdev(clk, "clcd_syn_clk", NULL); 647 648 clk = clk_register_mux(NULL, "clcd_pixel_mclk", clcd_pixel_parents, 649 ARRAY_SIZE(clcd_pixel_parents), CLK_SET_RATE_PARENT, 650 SPEAR1310_PERIP_CLK_CFG, SPEAR1310_CLCD_CLK_SHIFT, 651 SPEAR1310_CLCD_CLK_MASK, 0, &_lock); 652 clk_register_clkdev(clk, "clcd_pixel_mclk", NULL); 653 654 clk = clk_register_gate(NULL, "clcd_clk", "clcd_pixel_mclk", 0, 655 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_CLCD_CLK_ENB, 0, 656 &_lock); 657 clk_register_clkdev(clk, NULL, "e1000000.clcd"); 658 659 /* i2s */ 660 clk = clk_register_mux(NULL, "i2s_src_mclk", i2s_src_parents, 661 ARRAY_SIZE(i2s_src_parents), 0, SPEAR1310_I2S_CLK_CFG, 662 SPEAR1310_I2S_SRC_CLK_SHIFT, SPEAR1310_I2S_SRC_CLK_MASK, 663 0, &_lock); 664 clk_register_clkdev(clk, "i2s_src_mclk", NULL); 665 666 clk = clk_register_aux("i2s_prs1_clk", NULL, "i2s_src_mclk", 0, 667 SPEAR1310_I2S_CLK_CFG, &i2s_prs1_masks, i2s_prs1_rtbl, 668 ARRAY_SIZE(i2s_prs1_rtbl), &_lock, NULL); 669 clk_register_clkdev(clk, "i2s_prs1_clk", NULL); 670 671 clk = clk_register_mux(NULL, "i2s_ref_mclk", i2s_ref_parents, 672 ARRAY_SIZE(i2s_ref_parents), CLK_SET_RATE_PARENT, 673 SPEAR1310_I2S_CLK_CFG, SPEAR1310_I2S_REF_SHIFT, 674 SPEAR1310_I2S_REF_SEL_MASK, 0, &_lock); 675 clk_register_clkdev(clk, "i2s_ref_mclk", NULL); 676 677 clk = clk_register_gate(NULL, "i2s_ref_pad_clk", "i2s_ref_mclk", 0, 678 SPEAR1310_PERIP2_CLK_ENB, SPEAR1310_I2S_REF_PAD_CLK_ENB, 679 0, &_lock); 680 clk_register_clkdev(clk, "i2s_ref_pad_clk", NULL); 681 682 clk = clk_register_aux("i2s_sclk_clk", "i2s_sclk_gclk", 683 "i2s_ref_mclk", 0, SPEAR1310_I2S_CLK_CFG, 684 &i2s_sclk_masks, i2s_sclk_rtbl, 685 ARRAY_SIZE(i2s_sclk_rtbl), &_lock, &clk1); 686 clk_register_clkdev(clk, "i2s_sclk_clk", NULL); 687 clk_register_clkdev(clk1, "i2s_sclk_gclk", NULL); 688 689 /* clock derived from ahb clk */ 690 clk = clk_register_gate(NULL, "i2c0_clk", "ahb_clk", 0, 691 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_I2C0_CLK_ENB, 0, 692 &_lock); 693 clk_register_clkdev(clk, NULL, "e0280000.i2c"); 694 695 clk = clk_register_gate(NULL, "dma_clk", "ahb_clk", 0, 696 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_DMA_CLK_ENB, 0, 697 &_lock); 698 clk_register_clkdev(clk, NULL, "ea800000.dma"); 699 clk_register_clkdev(clk, NULL, "eb000000.dma"); 700 701 clk = clk_register_gate(NULL, "jpeg_clk", "ahb_clk", 0, 702 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_JPEG_CLK_ENB, 0, 703 &_lock); 704 clk_register_clkdev(clk, NULL, "b2000000.jpeg"); 705 706 clk = clk_register_gate(NULL, "gmac_clk", "ahb_clk", 0, 707 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_GMAC_CLK_ENB, 0, 708 &_lock); 709 clk_register_clkdev(clk, NULL, "e2000000.eth"); 710 711 clk = clk_register_gate(NULL, "fsmc_clk", "ahb_clk", 0, 712 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_FSMC_CLK_ENB, 0, 713 &_lock); 714 clk_register_clkdev(clk, NULL, "b0000000.flash"); 715 716 clk = clk_register_gate(NULL, "smi_clk", "ahb_clk", 0, 717 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_SMI_CLK_ENB, 0, 718 &_lock); 719 clk_register_clkdev(clk, NULL, "ea000000.flash"); 720 721 clk = clk_register_gate(NULL, "usbh0_clk", "ahb_clk", 0, 722 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_UHC0_CLK_ENB, 0, 723 &_lock); 724 clk_register_clkdev(clk, NULL, "e4000000.ohci"); 725 clk_register_clkdev(clk, NULL, "e4800000.ehci"); 726 727 clk = clk_register_gate(NULL, "usbh1_clk", "ahb_clk", 0, 728 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_UHC1_CLK_ENB, 0, 729 &_lock); 730 clk_register_clkdev(clk, NULL, "e5000000.ohci"); 731 clk_register_clkdev(clk, NULL, "e5800000.ehci"); 732 733 clk = clk_register_gate(NULL, "uoc_clk", "ahb_clk", 0, 734 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_UOC_CLK_ENB, 0, 735 &_lock); 736 clk_register_clkdev(clk, NULL, "e3800000.otg"); 737 738 clk = clk_register_gate(NULL, "pcie_sata_0_clk", "ahb_clk", 0, 739 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_PCIE_SATA_0_CLK_ENB, 740 0, &_lock); 741 clk_register_clkdev(clk, NULL, "dw_pcie.0"); 742 clk_register_clkdev(clk, NULL, "b1000000.ahci"); 743 744 clk = clk_register_gate(NULL, "pcie_sata_1_clk", "ahb_clk", 0, 745 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_PCIE_SATA_1_CLK_ENB, 746 0, &_lock); 747 clk_register_clkdev(clk, NULL, "dw_pcie.1"); 748 clk_register_clkdev(clk, NULL, "b1800000.ahci"); 749 750 clk = clk_register_gate(NULL, "pcie_sata_2_clk", "ahb_clk", 0, 751 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_PCIE_SATA_2_CLK_ENB, 752 0, &_lock); 753 clk_register_clkdev(clk, NULL, "dw_pcie.2"); 754 clk_register_clkdev(clk, NULL, "b4000000.ahci"); 755 756 clk = clk_register_gate(NULL, "sysram0_clk", "ahb_clk", 0, 757 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_SYSRAM0_CLK_ENB, 0, 758 &_lock); 759 clk_register_clkdev(clk, "sysram0_clk", NULL); 760 761 clk = clk_register_gate(NULL, "sysram1_clk", "ahb_clk", 0, 762 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_SYSRAM1_CLK_ENB, 0, 763 &_lock); 764 clk_register_clkdev(clk, "sysram1_clk", NULL); 765 766 clk = clk_register_aux("adc_syn_clk", "adc_syn_gclk", "ahb_clk", 767 0, SPEAR1310_ADC_CLK_SYNT, NULL, adc_rtbl, 768 ARRAY_SIZE(adc_rtbl), &_lock, &clk1); 769 clk_register_clkdev(clk, "adc_syn_clk", NULL); 770 clk_register_clkdev(clk1, "adc_syn_gclk", NULL); 771 772 clk = clk_register_gate(NULL, "adc_clk", "adc_syn_gclk", 773 CLK_SET_RATE_PARENT, SPEAR1310_PERIP1_CLK_ENB, 774 SPEAR1310_ADC_CLK_ENB, 0, &_lock); 775 clk_register_clkdev(clk, NULL, "e0080000.adc"); 776 777 /* clock derived from apb clk */ 778 clk = clk_register_gate(NULL, "ssp0_clk", "apb_clk", 0, 779 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_SSP_CLK_ENB, 0, 780 &_lock); 781 clk_register_clkdev(clk, NULL, "e0100000.spi"); 782 783 clk = clk_register_gate(NULL, "gpio0_clk", "apb_clk", 0, 784 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_GPIO0_CLK_ENB, 0, 785 &_lock); 786 clk_register_clkdev(clk, NULL, "e0600000.gpio"); 787 788 clk = clk_register_gate(NULL, "gpio1_clk", "apb_clk", 0, 789 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_GPIO1_CLK_ENB, 0, 790 &_lock); 791 clk_register_clkdev(clk, NULL, "e0680000.gpio"); 792 793 clk = clk_register_gate(NULL, "i2s0_clk", "apb_clk", 0, 794 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_I2S0_CLK_ENB, 0, 795 &_lock); 796 clk_register_clkdev(clk, NULL, "e0180000.i2s"); 797 798 clk = clk_register_gate(NULL, "i2s1_clk", "apb_clk", 0, 799 SPEAR1310_PERIP1_CLK_ENB, SPEAR1310_I2S1_CLK_ENB, 0, 800 &_lock); 801 clk_register_clkdev(clk, NULL, "e0200000.i2s"); 802 803 clk = clk_register_gate(NULL, "kbd_clk", "apb_clk", 0, 804 SPEAR1310_PERIP2_CLK_ENB, SPEAR1310_KBD_CLK_ENB, 0, 805 &_lock); 806 clk_register_clkdev(clk, NULL, "e0300000.kbd"); 807 808 /* RAS clks */ 809 clk = clk_register_mux(NULL, "gen_syn0_1_mclk", gen_synth0_1_parents, 810 ARRAY_SIZE(gen_synth0_1_parents), 0, SPEAR1310_PLL_CFG, 811 SPEAR1310_RAS_SYNT0_1_CLK_SHIFT, 812 SPEAR1310_RAS_SYNT_CLK_MASK, 0, &_lock); 813 clk_register_clkdev(clk, "gen_syn0_1_clk", NULL); 814 815 clk = clk_register_mux(NULL, "gen_syn2_3_mclk", gen_synth2_3_parents, 816 ARRAY_SIZE(gen_synth2_3_parents), 0, SPEAR1310_PLL_CFG, 817 SPEAR1310_RAS_SYNT2_3_CLK_SHIFT, 818 SPEAR1310_RAS_SYNT_CLK_MASK, 0, &_lock); 819 clk_register_clkdev(clk, "gen_syn2_3_clk", NULL); 820 821 clk = clk_register_frac("gen_syn0_clk", "gen_syn0_1_clk", 0, 822 SPEAR1310_RAS_CLK_SYNT0, gen_rtbl, ARRAY_SIZE(gen_rtbl), 823 &_lock); 824 clk_register_clkdev(clk, "gen_syn0_clk", NULL); 825 826 clk = clk_register_frac("gen_syn1_clk", "gen_syn0_1_clk", 0, 827 SPEAR1310_RAS_CLK_SYNT1, gen_rtbl, ARRAY_SIZE(gen_rtbl), 828 &_lock); 829 clk_register_clkdev(clk, "gen_syn1_clk", NULL); 830 831 clk = clk_register_frac("gen_syn2_clk", "gen_syn2_3_clk", 0, 832 SPEAR1310_RAS_CLK_SYNT2, gen_rtbl, ARRAY_SIZE(gen_rtbl), 833 &_lock); 834 clk_register_clkdev(clk, "gen_syn2_clk", NULL); 835 836 clk = clk_register_frac("gen_syn3_clk", "gen_syn2_3_clk", 0, 837 SPEAR1310_RAS_CLK_SYNT3, gen_rtbl, ARRAY_SIZE(gen_rtbl), 838 &_lock); 839 clk_register_clkdev(clk, "gen_syn3_clk", NULL); 840 841 clk = clk_register_gate(NULL, "ras_osc_24m_clk", "osc_24m_clk", 0, 842 SPEAR1310_RAS_CLK_ENB, SPEAR1310_OSC_24M_CLK_ENB, 0, 843 &_lock); 844 clk_register_clkdev(clk, "ras_osc_24m_clk", NULL); 845 846 clk = clk_register_gate(NULL, "ras_osc_25m_clk", "osc_25m_clk", 0, 847 SPEAR1310_RAS_CLK_ENB, SPEAR1310_OSC_25M_CLK_ENB, 0, 848 &_lock); 849 clk_register_clkdev(clk, "ras_osc_25m_clk", NULL); 850 851 clk = clk_register_gate(NULL, "ras_osc_32k_clk", "osc_32k_clk", 0, 852 SPEAR1310_RAS_CLK_ENB, SPEAR1310_OSC_32K_CLK_ENB, 0, 853 &_lock); 854 clk_register_clkdev(clk, "ras_osc_32k_clk", NULL); 855 856 clk = clk_register_gate(NULL, "ras_pll2_clk", "pll2_clk", 0, 857 SPEAR1310_RAS_CLK_ENB, SPEAR1310_PLL2_CLK_ENB, 0, 858 &_lock); 859 clk_register_clkdev(clk, "ras_pll2_clk", NULL); 860 861 clk = clk_register_gate(NULL, "ras_pll3_clk", "pll3_clk", 0, 862 SPEAR1310_RAS_CLK_ENB, SPEAR1310_PLL3_CLK_ENB, 0, 863 &_lock); 864 clk_register_clkdev(clk, "ras_pll3_clk", NULL); 865 866 clk = clk_register_gate(NULL, "ras_tx125_clk", "gmii_pad_clk", 0, 867 SPEAR1310_RAS_CLK_ENB, SPEAR1310_C125M_PAD_CLK_ENB, 0, 868 &_lock); 869 clk_register_clkdev(clk, "ras_tx125_clk", NULL); 870 871 clk = clk_register_fixed_rate(NULL, "ras_30m_fixed_clk", "pll5_clk", 0, 872 30000000); 873 clk = clk_register_gate(NULL, "ras_30m_clk", "ras_30m_fixed_clk", 0, 874 SPEAR1310_RAS_CLK_ENB, SPEAR1310_C30M_CLK_ENB, 0, 875 &_lock); 876 clk_register_clkdev(clk, "ras_30m_clk", NULL); 877 878 clk = clk_register_fixed_rate(NULL, "ras_48m_fixed_clk", "pll5_clk", 0, 879 48000000); 880 clk = clk_register_gate(NULL, "ras_48m_clk", "ras_48m_fixed_clk", 0, 881 SPEAR1310_RAS_CLK_ENB, SPEAR1310_C48M_CLK_ENB, 0, 882 &_lock); 883 clk_register_clkdev(clk, "ras_48m_clk", NULL); 884 885 clk = clk_register_gate(NULL, "ras_ahb_clk", "ahb_clk", 0, 886 SPEAR1310_RAS_CLK_ENB, SPEAR1310_ACLK_CLK_ENB, 0, 887 &_lock); 888 clk_register_clkdev(clk, "ras_ahb_clk", NULL); 889 890 clk = clk_register_gate(NULL, "ras_apb_clk", "apb_clk", 0, 891 SPEAR1310_RAS_CLK_ENB, SPEAR1310_PCLK_CLK_ENB, 0, 892 &_lock); 893 clk_register_clkdev(clk, "ras_apb_clk", NULL); 894 895 clk = clk_register_fixed_rate(NULL, "ras_plclk0_clk", NULL, CLK_IS_ROOT, 896 50000000); 897 898 clk = clk_register_fixed_rate(NULL, "ras_tx50_clk", NULL, CLK_IS_ROOT, 899 50000000); 900 901 clk = clk_register_gate(NULL, "can0_clk", "apb_clk", 0, 902 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_CAN0_CLK_ENB, 0, 903 &_lock); 904 clk_register_clkdev(clk, NULL, "c_can_platform.0"); 905 906 clk = clk_register_gate(NULL, "can1_clk", "apb_clk", 0, 907 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_CAN1_CLK_ENB, 0, 908 &_lock); 909 clk_register_clkdev(clk, NULL, "c_can_platform.1"); 910 911 clk = clk_register_gate(NULL, "ras_smii0_clk", "ras_ahb_clk", 0, 912 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_MII0_CLK_ENB, 0, 913 &_lock); 914 clk_register_clkdev(clk, NULL, "5c400000.eth"); 915 916 clk = clk_register_gate(NULL, "ras_smii1_clk", "ras_ahb_clk", 0, 917 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_MII1_CLK_ENB, 0, 918 &_lock); 919 clk_register_clkdev(clk, NULL, "5c500000.eth"); 920 921 clk = clk_register_gate(NULL, "ras_smii2_clk", "ras_ahb_clk", 0, 922 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_MII2_CLK_ENB, 0, 923 &_lock); 924 clk_register_clkdev(clk, NULL, "5c600000.eth"); 925 926 clk = clk_register_gate(NULL, "ras_rgmii_clk", "ras_ahb_clk", 0, 927 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_GMII_CLK_ENB, 0, 928 &_lock); 929 clk_register_clkdev(clk, NULL, "5c700000.eth"); 930 931 clk = clk_register_mux(NULL, "smii_rgmii_phy_mclk", 932 smii_rgmii_phy_parents, 933 ARRAY_SIZE(smii_rgmii_phy_parents), 0, 934 SPEAR1310_RAS_CTRL_REG1, 935 SPEAR1310_SMII_RGMII_PHY_CLK_SHIFT, 936 SPEAR1310_PHY_CLK_MASK, 0, &_lock); 937 clk_register_clkdev(clk, "stmmacphy.1", NULL); 938 clk_register_clkdev(clk, "stmmacphy.2", NULL); 939 clk_register_clkdev(clk, "stmmacphy.4", NULL); 940 941 clk = clk_register_mux(NULL, "rmii_phy_mclk", rmii_phy_parents, 942 ARRAY_SIZE(rmii_phy_parents), 0, 943 SPEAR1310_RAS_CTRL_REG1, SPEAR1310_RMII_PHY_CLK_SHIFT, 944 SPEAR1310_PHY_CLK_MASK, 0, &_lock); 945 clk_register_clkdev(clk, "stmmacphy.3", NULL); 946 947 clk = clk_register_mux(NULL, "uart1_mclk", uart_parents, 948 ARRAY_SIZE(uart_parents), 0, SPEAR1310_RAS_CTRL_REG0, 949 SPEAR1310_UART1_CLK_SHIFT, SPEAR1310_RAS_UART_CLK_MASK, 950 0, &_lock); 951 clk_register_clkdev(clk, "uart1_mclk", NULL); 952 953 clk = clk_register_gate(NULL, "uart1_clk", "uart1_mclk", 0, 954 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_UART1_CLK_ENB, 0, 955 &_lock); 956 clk_register_clkdev(clk, NULL, "5c800000.serial"); 957 958 clk = clk_register_mux(NULL, "uart2_mclk", uart_parents, 959 ARRAY_SIZE(uart_parents), 0, SPEAR1310_RAS_CTRL_REG0, 960 SPEAR1310_UART2_CLK_SHIFT, SPEAR1310_RAS_UART_CLK_MASK, 961 0, &_lock); 962 clk_register_clkdev(clk, "uart2_mclk", NULL); 963 964 clk = clk_register_gate(NULL, "uart2_clk", "uart2_mclk", 0, 965 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_UART2_CLK_ENB, 0, 966 &_lock); 967 clk_register_clkdev(clk, NULL, "5c900000.serial"); 968 969 clk = clk_register_mux(NULL, "uart3_mclk", uart_parents, 970 ARRAY_SIZE(uart_parents), 0, SPEAR1310_RAS_CTRL_REG0, 971 SPEAR1310_UART3_CLK_SHIFT, SPEAR1310_RAS_UART_CLK_MASK, 972 0, &_lock); 973 clk_register_clkdev(clk, "uart3_mclk", NULL); 974 975 clk = clk_register_gate(NULL, "uart3_clk", "uart3_mclk", 0, 976 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_UART3_CLK_ENB, 0, 977 &_lock); 978 clk_register_clkdev(clk, NULL, "5ca00000.serial"); 979 980 clk = clk_register_mux(NULL, "uart4_mclk", uart_parents, 981 ARRAY_SIZE(uart_parents), 0, SPEAR1310_RAS_CTRL_REG0, 982 SPEAR1310_UART4_CLK_SHIFT, SPEAR1310_RAS_UART_CLK_MASK, 983 0, &_lock); 984 clk_register_clkdev(clk, "uart4_mclk", NULL); 985 986 clk = clk_register_gate(NULL, "uart4_clk", "uart4_mclk", 0, 987 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_UART4_CLK_ENB, 0, 988 &_lock); 989 clk_register_clkdev(clk, NULL, "5cb00000.serial"); 990 991 clk = clk_register_mux(NULL, "uart5_mclk", uart_parents, 992 ARRAY_SIZE(uart_parents), 0, SPEAR1310_RAS_CTRL_REG0, 993 SPEAR1310_UART5_CLK_SHIFT, SPEAR1310_RAS_UART_CLK_MASK, 994 0, &_lock); 995 clk_register_clkdev(clk, "uart5_mclk", NULL); 996 997 clk = clk_register_gate(NULL, "uart5_clk", "uart5_mclk", 0, 998 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_UART5_CLK_ENB, 0, 999 &_lock); 1000 clk_register_clkdev(clk, NULL, "5cc00000.serial"); 1001 1002 clk = clk_register_mux(NULL, "i2c1_mclk", i2c_parents, 1003 ARRAY_SIZE(i2c_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1004 SPEAR1310_I2C1_CLK_SHIFT, SPEAR1310_I2C_CLK_MASK, 0, 1005 &_lock); 1006 clk_register_clkdev(clk, "i2c1_mclk", NULL); 1007 1008 clk = clk_register_gate(NULL, "i2c1_clk", "i2c1_mclk", 0, 1009 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_I2C1_CLK_ENB, 0, 1010 &_lock); 1011 clk_register_clkdev(clk, NULL, "5cd00000.i2c"); 1012 1013 clk = clk_register_mux(NULL, "i2c2_mclk", i2c_parents, 1014 ARRAY_SIZE(i2c_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1015 SPEAR1310_I2C2_CLK_SHIFT, SPEAR1310_I2C_CLK_MASK, 0, 1016 &_lock); 1017 clk_register_clkdev(clk, "i2c2_mclk", NULL); 1018 1019 clk = clk_register_gate(NULL, "i2c2_clk", "i2c2_mclk", 0, 1020 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_I2C2_CLK_ENB, 0, 1021 &_lock); 1022 clk_register_clkdev(clk, NULL, "5ce00000.i2c"); 1023 1024 clk = clk_register_mux(NULL, "i2c3_mclk", i2c_parents, 1025 ARRAY_SIZE(i2c_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1026 SPEAR1310_I2C3_CLK_SHIFT, SPEAR1310_I2C_CLK_MASK, 0, 1027 &_lock); 1028 clk_register_clkdev(clk, "i2c3_mclk", NULL); 1029 1030 clk = clk_register_gate(NULL, "i2c3_clk", "i2c3_mclk", 0, 1031 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_I2C3_CLK_ENB, 0, 1032 &_lock); 1033 clk_register_clkdev(clk, NULL, "5cf00000.i2c"); 1034 1035 clk = clk_register_mux(NULL, "i2c4_mclk", i2c_parents, 1036 ARRAY_SIZE(i2c_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1037 SPEAR1310_I2C4_CLK_SHIFT, SPEAR1310_I2C_CLK_MASK, 0, 1038 &_lock); 1039 clk_register_clkdev(clk, "i2c4_mclk", NULL); 1040 1041 clk = clk_register_gate(NULL, "i2c4_clk", "i2c4_mclk", 0, 1042 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_I2C4_CLK_ENB, 0, 1043 &_lock); 1044 clk_register_clkdev(clk, NULL, "5d000000.i2c"); 1045 1046 clk = clk_register_mux(NULL, "i2c5_mclk", i2c_parents, 1047 ARRAY_SIZE(i2c_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1048 SPEAR1310_I2C5_CLK_SHIFT, SPEAR1310_I2C_CLK_MASK, 0, 1049 &_lock); 1050 clk_register_clkdev(clk, "i2c5_mclk", NULL); 1051 1052 clk = clk_register_gate(NULL, "i2c5_clk", "i2c5_mclk", 0, 1053 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_I2C5_CLK_ENB, 0, 1054 &_lock); 1055 clk_register_clkdev(clk, NULL, "5d100000.i2c"); 1056 1057 clk = clk_register_mux(NULL, "i2c6_mclk", i2c_parents, 1058 ARRAY_SIZE(i2c_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1059 SPEAR1310_I2C6_CLK_SHIFT, SPEAR1310_I2C_CLK_MASK, 0, 1060 &_lock); 1061 clk_register_clkdev(clk, "i2c6_mclk", NULL); 1062 1063 clk = clk_register_gate(NULL, "i2c6_clk", "i2c6_mclk", 0, 1064 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_I2C6_CLK_ENB, 0, 1065 &_lock); 1066 clk_register_clkdev(clk, NULL, "5d200000.i2c"); 1067 1068 clk = clk_register_mux(NULL, "i2c7_mclk", i2c_parents, 1069 ARRAY_SIZE(i2c_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1070 SPEAR1310_I2C7_CLK_SHIFT, SPEAR1310_I2C_CLK_MASK, 0, 1071 &_lock); 1072 clk_register_clkdev(clk, "i2c7_mclk", NULL); 1073 1074 clk = clk_register_gate(NULL, "i2c7_clk", "i2c7_mclk", 0, 1075 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_I2C7_CLK_ENB, 0, 1076 &_lock); 1077 clk_register_clkdev(clk, NULL, "5d300000.i2c"); 1078 1079 clk = clk_register_mux(NULL, "ssp1_mclk", ssp1_parents, 1080 ARRAY_SIZE(ssp1_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1081 SPEAR1310_SSP1_CLK_SHIFT, SPEAR1310_SSP1_CLK_MASK, 0, 1082 &_lock); 1083 clk_register_clkdev(clk, "ssp1_mclk", NULL); 1084 1085 clk = clk_register_gate(NULL, "ssp1_clk", "ssp1_mclk", 0, 1086 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_SSP1_CLK_ENB, 0, 1087 &_lock); 1088 clk_register_clkdev(clk, NULL, "5d400000.spi"); 1089 1090 clk = clk_register_mux(NULL, "pci_mclk", pci_parents, 1091 ARRAY_SIZE(pci_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1092 SPEAR1310_PCI_CLK_SHIFT, SPEAR1310_PCI_CLK_MASK, 0, 1093 &_lock); 1094 clk_register_clkdev(clk, "pci_mclk", NULL); 1095 1096 clk = clk_register_gate(NULL, "pci_clk", "pci_mclk", 0, 1097 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_PCI_CLK_ENB, 0, 1098 &_lock); 1099 clk_register_clkdev(clk, NULL, "pci"); 1100 1101 clk = clk_register_mux(NULL, "tdm1_mclk", tdm_parents, 1102 ARRAY_SIZE(tdm_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1103 SPEAR1310_TDM1_CLK_SHIFT, SPEAR1310_TDM_CLK_MASK, 0, 1104 &_lock); 1105 clk_register_clkdev(clk, "tdm1_mclk", NULL); 1106 1107 clk = clk_register_gate(NULL, "tdm1_clk", "tdm1_mclk", 0, 1108 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_TDM1_CLK_ENB, 0, 1109 &_lock); 1110 clk_register_clkdev(clk, NULL, "tdm_hdlc.0"); 1111 1112 clk = clk_register_mux(NULL, "tdm2_mclk", tdm_parents, 1113 ARRAY_SIZE(tdm_parents), 0, SPEAR1310_RAS_CTRL_REG0, 1114 SPEAR1310_TDM2_CLK_SHIFT, SPEAR1310_TDM_CLK_MASK, 0, 1115 &_lock); 1116 clk_register_clkdev(clk, "tdm2_mclk", NULL); 1117 1118 clk = clk_register_gate(NULL, "tdm2_clk", "tdm2_mclk", 0, 1119 SPEAR1310_RAS_SW_CLK_CTRL, SPEAR1310_TDM2_CLK_ENB, 0, 1120 &_lock); 1121 clk_register_clkdev(clk, NULL, "tdm_hdlc.1"); 1122 } 1123