sun4i_a10_ccu.c revision 1.3
1 /* $NetBSD: sun4i_a10_ccu.c,v 1.3 2017/10/07 15:12:35 jmcneill Exp $ */ 2 3 /*- 4 * Copyright (c) 2017 Jared McNeill <jmcneill (at) invisible.ca> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 31 __KERNEL_RCSID(1, "$NetBSD: sun4i_a10_ccu.c,v 1.3 2017/10/07 15:12:35 jmcneill Exp $"); 32 33 #include <sys/param.h> 34 #include <sys/bus.h> 35 #include <sys/device.h> 36 #include <sys/systm.h> 37 38 #include <dev/fdt/fdtvar.h> 39 40 #include <arm/sunxi/sunxi_ccu.h> 41 #include <arm/sunxi/sun4i_a10_ccu.h> 42 #include <arm/sunxi/sun7i_a20_ccu.h> 43 44 #define PLL1_CFG_REG 0x000 45 #define PLL2_CFG_REG 0x008 46 #define PLL6_CFG_REG 0x028 47 #define OSC24M_CFG_REG 0x050 48 #define CPU_AHB_APB0_CFG_REG 0x054 49 #define APB1_CLK_DIV_REG 0x058 50 #define AHB_GATING_REG0 0x060 51 #define AHB_GATING_REG1 0x064 52 #define APB0_GATING_REG 0x068 53 #define APB1_GATING_REG 0x06c 54 #define SD0_SCLK_CFG_REG 0x088 55 #define SD1_SCLK_CFG_REG 0x08c 56 #define SD2_SCLK_CFG_REG 0x090 57 #define SD3_SCLK_CFG_REG 0x094 58 #define SATA_CFG_REG 0x0c8 59 #define USBPHY_CFG_REG 0x0cc 60 #define BE_CFG_REG 0x104 61 #define FE_CFG_REG 0x10c 62 #define CSI_CFG_REG 0x134 63 #define VE_CFG_REG 0x13c 64 #define AUDIO_CODEC_SCLK_CFG_REG 0x140 65 #define MALI_CLOCK_CFG_REG 0x154 66 #define IEP_SCLK_CFG_REG 0x160 67 68 static int sun4i_a10_ccu_match(device_t, cfdata_t, void *); 69 static void sun4i_a10_ccu_attach(device_t, device_t, void *); 70 71 enum sun4i_a10_ccu_type { 72 CCU_A10 = 1, 73 CCU_A20, 74 }; 75 76 static const struct of_compat_data compat_data[] = { 77 { "allwinner,sun4i-a10-ccu", CCU_A10 }, 78 { "allwinner,sun7i-a20-ccu", CCU_A20 }, 79 { NULL } 80 }; 81 82 CFATTACH_DECL_NEW(sunxi_a10_ccu, sizeof(struct sunxi_ccu_softc), 83 sun4i_a10_ccu_match, sun4i_a10_ccu_attach, NULL, NULL); 84 85 static struct sunxi_ccu_reset sun4i_a10_ccu_resets[] = { 86 SUNXI_CCU_RESET(A10_RST_USB_PHY0, USBPHY_CFG_REG, 0), 87 SUNXI_CCU_RESET(A10_RST_USB_PHY1, USBPHY_CFG_REG, 1), 88 SUNXI_CCU_RESET(A10_RST_USB_PHY2, USBPHY_CFG_REG, 2), 89 }; 90 91 static const char *cpu_parents[] = { "losc", "osc24m", "pll_core", "pll_periph" }; 92 static const char *axi_parents[] = { "cpu" }; 93 static const char *ahb_parents[] = { "axi", "pll_periph", "pll_periph_base" }; 94 static const char *apb0_parents[] = { "ahb" }; 95 static const char *apb1_parents[] = { "osc24m", "pll_periph", "losc" }; 96 static const char *mod_parents[] = { "osc24m", "pll_periph", "pll_ddr" }; 97 static const char *sata_parents[] = { "pll6_periph_sata", "external" }; 98 99 static const struct sunxi_ccu_nkmp_tbl sun4i_a10_ac_dig_table[] = { 100 { 24576000, 86, 0, 21, 3 }, 101 { 0 } 102 }; 103 104 static struct sunxi_ccu_clk sun4i_a10_ccu_clks[] = { 105 SUNXI_CCU_GATE(A10_CLK_HOSC, "osc24m", "hosc", 106 OSC24M_CFG_REG, 0), 107 108 SUNXI_CCU_NKMP(A10_CLK_PLL_CORE, "pll_core", "osc24m", 109 PLL1_CFG_REG, /* reg */ 110 __BITS(12,8), /* n */ 111 __BITS(5,4), /* k */ 112 __BITS(1,0), /* m */ 113 __BITS(17,16), /* p */ 114 __BIT(31), /* enable */ 115 SUNXI_CCU_NKMP_FACTOR_P_POW2 | SUNXI_CCU_NKMP_FACTOR_N_EXACT | 116 SUNXI_CCU_NKMP_FACTOR_N_ZERO_IS_ONE), 117 118 SUNXI_CCU_NKMP_TABLE(A10_CLK_PLL_AUDIO_BASE, "pll_audio", "osc24m", 119 PLL2_CFG_REG, /* reg */ 120 __BITS(14,8), /* n */ 121 0, /* k */ 122 __BITS(4,0), /* m */ 123 __BITS(29,26), /* p */ 124 __BIT(31), /* enable */ 125 0, /* lock */ 126 sun4i_a10_ac_dig_table, /* table */ 127 0), 128 129 SUNXI_CCU_NKMP(A10_CLK_PLL_PERIPH_BASE, "pll_periph_base", "osc24m", 130 PLL6_CFG_REG, /* reg */ 131 __BITS(12,8), /* n */ 132 __BITS(5,4), /* k */ 133 0, /* m */ 134 0, /* p */ 135 __BIT(31), /* enable */ 136 SUNXI_CCU_NKMP_FACTOR_N_EXACT), 137 138 SUNXI_CCU_FIXED_FACTOR(A10_CLK_PLL_PERIPH, "pll_periph", "pll_periph_base", 139 2, 1), 140 141 SUNXI_CCU_NKMP(A10_CLK_PLL_PERIPH_SATA, "pll_periph_sata", "pll_periph_base", 142 PLL6_CFG_REG, /* reg */ 143 0, /* n */ 144 0, /* k */ 145 __BITS(1,0), /* m */ 146 0, /* p */ 147 __BIT(14), /* enable */ 148 0), 149 150 SUNXI_CCU_DIV_GATE(A10_CLK_SATA, "sata", sata_parents, 151 SATA_CFG_REG, /* reg */ 152 0, /* div */ 153 __BIT(24), /* sel */ 154 __BIT(31), /* enable */ 155 0), 156 157 SUNXI_CCU_DIV(A10_CLK_CPU, "cpu", cpu_parents, 158 CPU_AHB_APB0_CFG_REG, /* reg */ 159 0, /* div */ 160 __BITS(17,16), /* sel */ 161 0), 162 163 SUNXI_CCU_DIV(A10_CLK_AXI, "axi", axi_parents, 164 CPU_AHB_APB0_CFG_REG, /* reg */ 165 __BITS(1,0), /* div */ 166 0, /* sel */ 167 0), 168 169 SUNXI_CCU_DIV(A10_CLK_AHB, "ahb", ahb_parents, 170 CPU_AHB_APB0_CFG_REG, /* reg */ 171 __BITS(5,4), /* div */ 172 __BITS(7,6), /* sel */ 173 SUNXI_CCU_DIV_POWER_OF_TWO), 174 175 SUNXI_CCU_DIV(A10_CLK_APB0, "apb0", apb0_parents, 176 CPU_AHB_APB0_CFG_REG, /* reg */ 177 __BITS(9,8), /* div */ 178 0, /* sel */ 179 SUNXI_CCU_DIV_ZERO_IS_ONE | SUNXI_CCU_DIV_POWER_OF_TWO), 180 181 SUNXI_CCU_NM(A10_CLK_APB1, "apb1", apb1_parents, 182 APB1_CLK_DIV_REG, /* reg */ 183 __BITS(17,16), /* n */ 184 __BITS(4,0), /* m */ 185 __BITS(25,24), /* sel */ 186 0, /* enable */ 187 SUNXI_CCU_NM_POWER_OF_TWO), 188 189 SUNXI_CCU_NM(A10_CLK_MMC0, "mmc0", mod_parents, 190 SD0_SCLK_CFG_REG, /* reg */ 191 __BITS(17,16), /* n */ 192 __BITS(3,0), /* m */ 193 __BITS(25,24), /* sel */ 194 __BIT(31), /* enable */ 195 SUNXI_CCU_NM_POWER_OF_TWO), 196 SUNXI_CCU_PHASE(A10_CLK_MMC0_SAMPLE, "mmc0_sample", "mmc0", 197 SD0_SCLK_CFG_REG, __BITS(22,20)), 198 SUNXI_CCU_PHASE(A10_CLK_MMC0_OUTPUT, "mmc0_output", "mmc0", 199 SD0_SCLK_CFG_REG, __BITS(10,8)), 200 SUNXI_CCU_NM(A10_CLK_MMC1, "mmc1", mod_parents, 201 SD1_SCLK_CFG_REG, /* reg */ 202 __BITS(17,16), /* n */ 203 __BITS(3,0), /* m */ 204 __BITS(25,24), /* sel */ 205 __BIT(31), /* enable */ 206 SUNXI_CCU_NM_POWER_OF_TWO), 207 SUNXI_CCU_PHASE(A10_CLK_MMC1_SAMPLE, "mmc1_sample", "mmc1", 208 SD1_SCLK_CFG_REG, __BITS(22,20)), 209 SUNXI_CCU_PHASE(A10_CLK_MMC1_OUTPUT, "mmc1_output", "mmc1", 210 SD1_SCLK_CFG_REG, __BITS(10,8)), 211 SUNXI_CCU_NM(A10_CLK_MMC2, "mmc2", mod_parents, 212 SD2_SCLK_CFG_REG, /* reg */ 213 __BITS(17,16), /* n */ 214 __BITS(3,0), /* m */ 215 __BITS(25,24), /* sel */ 216 __BIT(31), /* enable */ 217 SUNXI_CCU_NM_POWER_OF_TWO), 218 SUNXI_CCU_PHASE(A10_CLK_MMC2_SAMPLE, "mmc2_sample", "mmc2", 219 SD2_SCLK_CFG_REG, __BITS(22,20)), 220 SUNXI_CCU_PHASE(A10_CLK_MMC2_OUTPUT, "mmc2_output", "mmc2", 221 SD2_SCLK_CFG_REG, __BITS(10,8)), 222 SUNXI_CCU_NM(A10_CLK_MMC3, "mmc3", mod_parents, 223 SD3_SCLK_CFG_REG, /* reg */ 224 __BITS(17,16), /* n */ 225 __BITS(3,0), /* m */ 226 __BITS(25,24), /* sel */ 227 __BIT(31), /* enable */ 228 SUNXI_CCU_NM_POWER_OF_TWO), 229 SUNXI_CCU_PHASE(A10_CLK_MMC3_SAMPLE, "mmc3_sample", "mmc3", 230 SD3_SCLK_CFG_REG, __BITS(22,20)), 231 SUNXI_CCU_PHASE(A10_CLK_MMC3_OUTPUT, "mmc3_output", "mmc3", 232 SD3_SCLK_CFG_REG, __BITS(10,8)), 233 234 /* AHB_GATING_REG0 */ 235 SUNXI_CCU_GATE(A10_CLK_AHB_OTG, "ahb-otg", "ahb", 236 AHB_GATING_REG0, 0), 237 SUNXI_CCU_GATE(A10_CLK_AHB_EHCI0, "ahb-ehci0", "ahb", 238 AHB_GATING_REG0, 1), 239 SUNXI_CCU_GATE(A10_CLK_AHB_OHCI0, "ahb-ohci0", "ahb", 240 AHB_GATING_REG0, 2), 241 SUNXI_CCU_GATE(A10_CLK_AHB_EHCI1, "ahb-ehci1", "ahb", 242 AHB_GATING_REG0, 3), 243 SUNXI_CCU_GATE(A10_CLK_AHB_OHCI1, "ahb-ohci1", "ahb", 244 AHB_GATING_REG0, 4), 245 SUNXI_CCU_GATE(A10_CLK_AHB_SS, "ahb-ss", "ahb", 246 AHB_GATING_REG0, 5), 247 SUNXI_CCU_GATE(A10_CLK_AHB_DMA, "ahb-dma", "ahb", 248 AHB_GATING_REG0, 6), 249 SUNXI_CCU_GATE(A10_CLK_AHB_BIST, "ahb-bist", "ahb", 250 AHB_GATING_REG0, 7), 251 SUNXI_CCU_GATE(A10_CLK_AHB_MMC0, "ahb-mmc0", "ahb", 252 AHB_GATING_REG0, 8), 253 SUNXI_CCU_GATE(A10_CLK_AHB_MMC1, "ahb-mmc1", "ahb", 254 AHB_GATING_REG0, 9), 255 SUNXI_CCU_GATE(A10_CLK_AHB_MMC2, "ahb-mmc2", "ahb", 256 AHB_GATING_REG0, 10), 257 SUNXI_CCU_GATE(A10_CLK_AHB_MMC3, "ahb-mmc3", "ahb", 258 AHB_GATING_REG0, 11), 259 SUNXI_CCU_GATE(A10_CLK_AHB_MS, "ahb-ms", "ahb", 260 AHB_GATING_REG0, 12), 261 SUNXI_CCU_GATE(A10_CLK_AHB_NAND, "ahb-nand", "ahb", 262 AHB_GATING_REG0, 13), 263 SUNXI_CCU_GATE(A10_CLK_AHB_SDRAM, "ahb-sdram", "ahb", 264 AHB_GATING_REG0, 14), 265 SUNXI_CCU_GATE(A10_CLK_AHB_ACE, "ahb-ace", "ahb", 266 AHB_GATING_REG0, 16), 267 SUNXI_CCU_GATE(A10_CLK_AHB_EMAC, "ahb-emac", "ahb", 268 AHB_GATING_REG0, 17), 269 SUNXI_CCU_GATE(A10_CLK_AHB_TS, "ahb-ts", "ahb", 270 AHB_GATING_REG0, 18), 271 SUNXI_CCU_GATE(A10_CLK_AHB_SPI0, "ahb-spi0", "ahb", 272 AHB_GATING_REG0, 20), 273 SUNXI_CCU_GATE(A10_CLK_AHB_SPI1, "ahb-spi1", "ahb", 274 AHB_GATING_REG0, 21), 275 SUNXI_CCU_GATE(A10_CLK_AHB_SPI2, "ahb-spi2", "ahb", 276 AHB_GATING_REG0, 22), 277 SUNXI_CCU_GATE(A10_CLK_AHB_SPI3, "ahb-spi3", "ahb", 278 AHB_GATING_REG0, 23), 279 SUNXI_CCU_GATE(A10_CLK_AHB_SATA, "ahb-sata", "ahb", 280 AHB_GATING_REG0, 25), 281 SUNXI_CCU_GATE(A10_CLK_AHB_HSTIMER, "ahb-hstimer", "ahb", 282 AHB_GATING_REG0, 28), 283 284 /* AHB_GATING_REG1. Missing: TVE, HDMI */ 285 SUNXI_CCU_GATE(A10_CLK_AHB_VE, "ahb-ve", "ahb", 286 AHB_GATING_REG1, 0), 287 SUNXI_CCU_GATE(A10_CLK_AHB_TVD, "ahb-tvd", "ahb", 288 AHB_GATING_REG1, 1), 289 SUNXI_CCU_GATE(A10_CLK_AHB_TVE0, "ahb-tve0", "ahb", 290 AHB_GATING_REG1, 2), 291 SUNXI_CCU_GATE(A10_CLK_AHB_TVE1, "ahb-tve1", "ahb", 292 AHB_GATING_REG1, 3), 293 SUNXI_CCU_GATE(A10_CLK_AHB_LCD0, "ahb-lcd0", "ahb", 294 AHB_GATING_REG1, 4), 295 SUNXI_CCU_GATE(A10_CLK_AHB_LCD1, "ahb-lcd1", "ahb", 296 AHB_GATING_REG1, 5), 297 SUNXI_CCU_GATE(A10_CLK_AHB_CSI0, "ahb-csi0", "ahb", 298 AHB_GATING_REG1, 8), 299 SUNXI_CCU_GATE(A10_CLK_AHB_CSI1, "ahb-csi1", "ahb", 300 AHB_GATING_REG1, 9), 301 SUNXI_CCU_GATE(A10_CLK_AHB_HDMI1, "ahb-hdmi1", "ahb", 302 AHB_GATING_REG1, 10), 303 SUNXI_CCU_GATE(A10_CLK_AHB_HDMI0, "ahb-hdmi0", "ahb", 304 AHB_GATING_REG1, 11), 305 SUNXI_CCU_GATE(A10_CLK_AHB_DE_BE0, "ahb-de_be0", "ahb", 306 AHB_GATING_REG1, 12), 307 SUNXI_CCU_GATE(A10_CLK_AHB_DE_BE1, "ahb-de_be1", "ahb", 308 AHB_GATING_REG1, 13), 309 SUNXI_CCU_GATE(A10_CLK_AHB_DE_FE0, "ahb-de_fe0", "ahb", 310 AHB_GATING_REG1, 14), 311 SUNXI_CCU_GATE(A10_CLK_AHB_DE_FE1, "ahb-de_fe1", "ahb", 312 AHB_GATING_REG1, 15), 313 SUNXI_CCU_GATE(A10_CLK_AHB_GMAC, "ahb-gmac", "ahb", 314 AHB_GATING_REG1, 17), 315 SUNXI_CCU_GATE(A10_CLK_AHB_MP, "ahb-mp", "ahb", 316 AHB_GATING_REG1, 18), 317 SUNXI_CCU_GATE(A10_CLK_AHB_GPU, "ahb-gpu", "ahb", 318 AHB_GATING_REG1, 20), 319 320 /* APB0_GATING_REG */ 321 SUNXI_CCU_GATE(A10_CLK_APB0_CODEC, "apb0-codec", "apb0", 322 APB0_GATING_REG, 0), 323 SUNXI_CCU_GATE(A10_CLK_APB0_SPDIF, "apb0-spdif", "apb0", 324 APB0_GATING_REG, 1), 325 SUNXI_CCU_GATE(A10_CLK_APB0_AC97, "apb0-ac97", "apb0", 326 APB0_GATING_REG, 2), 327 SUNXI_CCU_GATE(A10_CLK_APB0_I2S0, "apb0-i2s0", "apb0", 328 APB0_GATING_REG, 3), 329 SUNXI_CCU_GATE(A10_CLK_APB0_I2S1, "apb0-i2s1", "apb0", 330 APB0_GATING_REG, 4), 331 SUNXI_CCU_GATE(A10_CLK_APB0_PIO, "apb0-pio", "apb0", 332 APB0_GATING_REG, 5), 333 SUNXI_CCU_GATE(A10_CLK_APB0_IR0, "apb0-ir0", "apb0", 334 APB0_GATING_REG, 6), 335 SUNXI_CCU_GATE(A10_CLK_APB0_IR1, "apb0-ir1", "apb0", 336 APB0_GATING_REG, 7), 337 SUNXI_CCU_GATE(A10_CLK_APB0_I2S2, "apb0-i2s2", "apb0", 338 APB0_GATING_REG, 8), 339 SUNXI_CCU_GATE(A10_CLK_APB0_KEYPAD, "apb0-keypad", "apb0", 340 APB0_GATING_REG, 10), 341 342 /* APB1_GATING_REG */ 343 SUNXI_CCU_GATE(A10_CLK_APB1_I2C0, "apb1-i2c0", "apb1", 344 APB1_GATING_REG, 0), 345 SUNXI_CCU_GATE(A10_CLK_APB1_I2C1, "apb1-i2c1", "apb1", 346 APB1_GATING_REG, 1), 347 SUNXI_CCU_GATE(A10_CLK_APB1_I2C2, "apb1-i2c2", "apb1", 348 APB1_GATING_REG, 2), 349 SUNXI_CCU_GATE(A10_CLK_APB1_I2C3, "apb1-i2c3", "apb1", 350 APB1_GATING_REG, 3), 351 SUNXI_CCU_GATE(A10_CLK_APB1_CAN, "apb1-can", "apb1", 352 APB1_GATING_REG, 4), 353 SUNXI_CCU_GATE(A10_CLK_APB1_SCR, "apb1-scr", "apb1", 354 APB1_GATING_REG, 5), 355 SUNXI_CCU_GATE(A10_CLK_APB1_PS20, "apb1-ps20", "apb1", 356 APB1_GATING_REG, 6), 357 SUNXI_CCU_GATE(A10_CLK_APB1_PS21, "apb1-ps21", "apb1", 358 APB1_GATING_REG, 7), 359 SUNXI_CCU_GATE(A10_CLK_APB1_I2C4, "apb1-i2c4", "apb1", 360 APB1_GATING_REG, 15), 361 SUNXI_CCU_GATE(A10_CLK_APB1_UART0, "apb1-uart0", "apb1", 362 APB1_GATING_REG, 16), 363 SUNXI_CCU_GATE(A10_CLK_APB1_UART1, "apb1-uart1", "apb1", 364 APB1_GATING_REG, 17), 365 SUNXI_CCU_GATE(A10_CLK_APB1_UART2, "apb1-uart2", "apb1", 366 APB1_GATING_REG, 18), 367 SUNXI_CCU_GATE(A10_CLK_APB1_UART3, "apb1-uart3", "apb1", 368 APB1_GATING_REG, 19), 369 SUNXI_CCU_GATE(A10_CLK_APB1_UART4, "apb1-uart4", "apb1", 370 APB1_GATING_REG, 20), 371 SUNXI_CCU_GATE(A10_CLK_APB1_UART5, "apb1-uart5", "apb1", 372 APB1_GATING_REG, 21), 373 SUNXI_CCU_GATE(A10_CLK_APB1_UART6, "apb1-uart6", "apb1", 374 APB1_GATING_REG, 22), 375 SUNXI_CCU_GATE(A10_CLK_APB1_UART7, "apb1-uart7", "apb1", 376 APB1_GATING_REG, 23), 377 378 /* AUDIO_CODEC_SCLK_CFG_REG */ 379 SUNXI_CCU_GATE(A10_CLK_CODEC, "codec", "pll_audio", 380 AUDIO_CODEC_SCLK_CFG_REG, 31), 381 382 /* USBPHY_CFG_REG */ 383 SUNXI_CCU_GATE(A10_CLK_USB_OHCI0, "usb-ohci0", "osc24m", 384 USBPHY_CFG_REG, 6), 385 SUNXI_CCU_GATE(A10_CLK_USB_OHCI1, "usb-ohci1", "osc24m", 386 USBPHY_CFG_REG, 7), 387 SUNXI_CCU_GATE(A10_CLK_USB_PHY, "usb-phy", "osc24m", 388 USBPHY_CFG_REG, 8), 389 }; 390 391 static int 392 sun4i_a10_ccu_match(device_t parent, cfdata_t cf, void *aux) 393 { 394 struct fdt_attach_args * const faa = aux; 395 396 return of_match_compat_data(faa->faa_phandle, compat_data); 397 } 398 399 static void 400 sun4i_a10_ccu_attach(device_t parent, device_t self, void *aux) 401 { 402 struct sunxi_ccu_softc * const sc = device_private(self); 403 struct fdt_attach_args * const faa = aux; 404 enum sun4i_a10_ccu_type type; 405 406 sc->sc_dev = self; 407 sc->sc_phandle = faa->faa_phandle; 408 sc->sc_bst = faa->faa_bst; 409 410 sc->sc_resets = sun4i_a10_ccu_resets; 411 sc->sc_nresets = __arraycount(sun4i_a10_ccu_resets); 412 413 sc->sc_clks = sun4i_a10_ccu_clks; 414 sc->sc_nclks = __arraycount(sun4i_a10_ccu_clks); 415 416 if (sunxi_ccu_attach(sc) != 0) 417 return; 418 419 aprint_naive("\n"); 420 421 type = of_search_compatible(faa->faa_phandle, compat_data)->data; 422 423 switch (type) { 424 case CCU_A10: 425 aprint_normal(": A10 CCU\n"); 426 break; 427 case CCU_A20: 428 aprint_normal(": A20 CCU\n"); 429 break; 430 } 431 432 sunxi_ccu_print(sc); 433 } 434
Indexes created Thu Oct 02 01:09:59 GMT 2025