David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 2 | /* |
| 3 | * Legacy platform_data quirks |
| 4 | * |
| 5 | * Copyright (C) 2013 Texas Instruments |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 6 | */ |
| 7 | #include <linux/clk.h> |
| 8 | #include <linux/davinci_emac.h> |
| 9 | #include <linux/gpio.h> |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 10 | #include <linux/gpio/machine.h> |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 11 | #include <linux/init.h> |
| 12 | #include <linux/kernel.h> |
| 13 | #include <linux/of_platform.h> |
| 14 | #include <linux/ti_wilink_st.h> |
| 15 | #include <linux/wl12xx.h> |
| 16 | #include <linux/mmc/card.h> |
| 17 | #include <linux/mmc/host.h> |
| 18 | #include <linux/power/smartreflex.h> |
| 19 | #include <linux/regulator/machine.h> |
| 20 | #include <linux/regulator/fixed.h> |
| 21 | |
| 22 | #include <linux/platform_data/pinctrl-single.h> |
| 23 | #include <linux/platform_data/hsmmc-omap.h> |
| 24 | #include <linux/platform_data/iommu-omap.h> |
| 25 | #include <linux/platform_data/ti-sysc.h> |
| 26 | #include <linux/platform_data/wkup_m3.h> |
| 27 | #include <linux/platform_data/asoc-ti-mcbsp.h> |
| 28 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 29 | #include "clockdomain.h" |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 30 | #include "common.h" |
| 31 | #include "common-board-devices.h" |
| 32 | #include "control.h" |
| 33 | #include "omap_device.h" |
| 34 | #include "omap-secure.h" |
| 35 | #include "soc.h" |
| 36 | #include "hsmmc.h" |
| 37 | |
| 38 | static struct omap_hsmmc_platform_data __maybe_unused mmc_pdata[2]; |
| 39 | |
| 40 | struct pdata_init { |
| 41 | const char *compatible; |
| 42 | void (*fn)(void); |
| 43 | }; |
| 44 | |
| 45 | static struct of_dev_auxdata omap_auxdata_lookup[]; |
| 46 | static struct twl4030_gpio_platform_data twl_gpio_auxdata; |
| 47 | |
| 48 | #ifdef CONFIG_MACH_NOKIA_N8X0 |
| 49 | static void __init omap2420_n8x0_legacy_init(void) |
| 50 | { |
| 51 | omap_auxdata_lookup[0].platform_data = n8x0_legacy_init(); |
| 52 | } |
| 53 | #else |
| 54 | #define omap2420_n8x0_legacy_init NULL |
| 55 | #endif |
| 56 | |
| 57 | #ifdef CONFIG_ARCH_OMAP3 |
| 58 | /* |
| 59 | * Configures GPIOs 126, 127 and 129 to 1.8V mode instead of 3.0V |
| 60 | * mode for MMC1 in case bootloader did not configure things. |
| 61 | * Note that if the pins are used for MMC1, pbias-regulator |
| 62 | * manages the IO voltage. |
| 63 | */ |
| 64 | static void __init omap3_gpio126_127_129(void) |
| 65 | { |
| 66 | u32 reg; |
| 67 | |
| 68 | reg = omap_ctrl_readl(OMAP343X_CONTROL_PBIAS_LITE); |
| 69 | reg &= ~OMAP343X_PBIASLITEVMODE1; |
| 70 | reg |= OMAP343X_PBIASLITEPWRDNZ1; |
| 71 | omap_ctrl_writel(reg, OMAP343X_CONTROL_PBIAS_LITE); |
| 72 | if (cpu_is_omap3630()) { |
| 73 | reg = omap_ctrl_readl(OMAP34XX_CONTROL_WKUP_CTRL); |
| 74 | reg |= OMAP36XX_GPIO_IO_PWRDNZ; |
| 75 | omap_ctrl_writel(reg, OMAP34XX_CONTROL_WKUP_CTRL); |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | static void __init hsmmc2_internal_input_clk(void) |
| 80 | { |
| 81 | u32 reg; |
| 82 | |
| 83 | reg = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1); |
| 84 | reg |= OMAP2_MMCSDIO2ADPCLKISEL; |
| 85 | omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1); |
| 86 | } |
| 87 | |
| 88 | static struct iommu_platform_data omap3_iommu_pdata = { |
| 89 | .reset_name = "mmu", |
| 90 | .assert_reset = omap_device_assert_hardreset, |
| 91 | .deassert_reset = omap_device_deassert_hardreset, |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 92 | .device_enable = omap_device_enable, |
| 93 | .device_idle = omap_device_idle, |
| 94 | }; |
| 95 | |
| 96 | static struct iommu_platform_data omap3_iommu_isp_pdata = { |
| 97 | .device_enable = omap_device_enable, |
| 98 | .device_idle = omap_device_idle, |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 99 | }; |
| 100 | |
| 101 | static int omap3_sbc_t3730_twl_callback(struct device *dev, |
| 102 | unsigned gpio, |
| 103 | unsigned ngpio) |
| 104 | { |
| 105 | int res; |
| 106 | |
| 107 | res = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH, |
| 108 | "wlan pwr"); |
| 109 | if (res) |
| 110 | return res; |
| 111 | |
| 112 | gpio_export(gpio, 0); |
| 113 | |
| 114 | return 0; |
| 115 | } |
| 116 | |
| 117 | static void __init omap3_sbc_t3x_usb_hub_init(int gpio, char *hub_name) |
| 118 | { |
| 119 | int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name); |
| 120 | |
| 121 | if (err) { |
| 122 | pr_err("SBC-T3x: %s reset gpio request failed: %d\n", |
| 123 | hub_name, err); |
| 124 | return; |
| 125 | } |
| 126 | |
| 127 | gpio_export(gpio, 0); |
| 128 | |
| 129 | udelay(10); |
| 130 | gpio_set_value(gpio, 1); |
| 131 | msleep(1); |
| 132 | } |
| 133 | |
| 134 | static void __init omap3_sbc_t3730_twl_init(void) |
| 135 | { |
| 136 | twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback; |
| 137 | } |
| 138 | |
| 139 | static void __init omap3_sbc_t3730_legacy_init(void) |
| 140 | { |
| 141 | omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); |
| 142 | } |
| 143 | |
| 144 | static void __init omap3_sbc_t3530_legacy_init(void) |
| 145 | { |
| 146 | omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); |
| 147 | } |
| 148 | |
| 149 | static struct ti_st_plat_data wilink_pdata = { |
| 150 | .nshutdown_gpio = 137, |
| 151 | .dev_name = "/dev/ttyO1", |
| 152 | .flow_cntrl = 1, |
| 153 | .baud_rate = 300000, |
| 154 | }; |
| 155 | |
| 156 | static struct platform_device wl18xx_device = { |
| 157 | .name = "kim", |
| 158 | .id = -1, |
| 159 | .dev = { |
| 160 | .platform_data = &wilink_pdata, |
| 161 | } |
| 162 | }; |
| 163 | |
| 164 | static struct ti_st_plat_data wilink7_pdata = { |
| 165 | .nshutdown_gpio = 162, |
| 166 | .dev_name = "/dev/ttyO1", |
| 167 | .flow_cntrl = 1, |
| 168 | .baud_rate = 3000000, |
| 169 | }; |
| 170 | |
| 171 | static struct platform_device wl128x_device = { |
| 172 | .name = "kim", |
| 173 | .id = -1, |
| 174 | .dev = { |
| 175 | .platform_data = &wilink7_pdata, |
| 176 | } |
| 177 | }; |
| 178 | |
| 179 | static struct platform_device btwilink_device = { |
| 180 | .name = "btwilink", |
| 181 | .id = -1, |
| 182 | }; |
| 183 | |
| 184 | static void __init omap3_igep0020_rev_f_legacy_init(void) |
| 185 | { |
| 186 | platform_device_register(&wl18xx_device); |
| 187 | platform_device_register(&btwilink_device); |
| 188 | } |
| 189 | |
| 190 | static void __init omap3_igep0030_rev_g_legacy_init(void) |
| 191 | { |
| 192 | platform_device_register(&wl18xx_device); |
| 193 | platform_device_register(&btwilink_device); |
| 194 | } |
| 195 | |
| 196 | static void __init omap3_evm_legacy_init(void) |
| 197 | { |
| 198 | hsmmc2_internal_input_clk(); |
| 199 | } |
| 200 | |
| 201 | static void am35xx_enable_emac_int(void) |
| 202 | { |
| 203 | u32 v; |
| 204 | |
| 205 | v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); |
| 206 | v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR | |
| 207 | AM35XX_CPGMAC_C0_MISC_PULSE_CLR | AM35XX_CPGMAC_C0_RX_THRESH_CLR); |
| 208 | omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR); |
| 209 | omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */ |
| 210 | } |
| 211 | |
| 212 | static void am35xx_disable_emac_int(void) |
| 213 | { |
| 214 | u32 v; |
| 215 | |
| 216 | v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); |
| 217 | v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR); |
| 218 | omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR); |
| 219 | omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */ |
| 220 | } |
| 221 | |
| 222 | static struct emac_platform_data am35xx_emac_pdata = { |
| 223 | .interrupt_enable = am35xx_enable_emac_int, |
| 224 | .interrupt_disable = am35xx_disable_emac_int, |
| 225 | }; |
| 226 | |
| 227 | static void __init am35xx_emac_reset(void) |
| 228 | { |
| 229 | u32 v; |
| 230 | |
| 231 | v = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); |
| 232 | v &= ~AM35XX_CPGMACSS_SW_RST; |
| 233 | omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET); |
| 234 | omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */ |
| 235 | } |
| 236 | |
| 237 | static struct gpio cm_t3517_wlan_gpios[] __initdata = { |
| 238 | { 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" }, |
| 239 | { 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" }, |
| 240 | }; |
| 241 | |
| 242 | static void __init omap3_sbc_t3517_wifi_init(void) |
| 243 | { |
| 244 | int err = gpio_request_array(cm_t3517_wlan_gpios, |
| 245 | ARRAY_SIZE(cm_t3517_wlan_gpios)); |
| 246 | if (err) { |
| 247 | pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err); |
| 248 | return; |
| 249 | } |
| 250 | |
| 251 | gpio_export(cm_t3517_wlan_gpios[0].gpio, 0); |
| 252 | gpio_export(cm_t3517_wlan_gpios[1].gpio, 0); |
| 253 | |
| 254 | msleep(100); |
| 255 | gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0); |
| 256 | } |
| 257 | |
| 258 | static void __init omap3_sbc_t3517_legacy_init(void) |
| 259 | { |
| 260 | omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub"); |
| 261 | omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub"); |
| 262 | am35xx_emac_reset(); |
| 263 | hsmmc2_internal_input_clk(); |
| 264 | omap3_sbc_t3517_wifi_init(); |
| 265 | } |
| 266 | |
| 267 | static void __init am3517_evm_legacy_init(void) |
| 268 | { |
| 269 | am35xx_emac_reset(); |
| 270 | } |
| 271 | |
| 272 | static struct platform_device omap3_rom_rng_device = { |
| 273 | .name = "omap3-rom-rng", |
| 274 | .id = -1, |
| 275 | .dev = { |
| 276 | .platform_data = rx51_secure_rng_call, |
| 277 | }, |
| 278 | }; |
| 279 | |
| 280 | static void __init nokia_n900_legacy_init(void) |
| 281 | { |
| 282 | hsmmc2_internal_input_clk(); |
| 283 | mmc_pdata[0].name = "external"; |
| 284 | mmc_pdata[1].name = "internal"; |
| 285 | |
| 286 | if (omap_type() == OMAP2_DEVICE_TYPE_SEC) { |
| 287 | if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) { |
| 288 | pr_info("RX-51: Enabling ARM errata 430973 workaround\n"); |
| 289 | /* set IBE to 1 */ |
| 290 | rx51_secure_update_aux_cr(BIT(6), 0); |
| 291 | } else { |
| 292 | pr_warn("RX-51: Not enabling ARM errata 430973 workaround\n"); |
| 293 | pr_warn("Thumb binaries may crash randomly without this workaround\n"); |
| 294 | } |
| 295 | |
| 296 | pr_info("RX-51: Registering OMAP3 HWRNG device\n"); |
| 297 | platform_device_register(&omap3_rom_rng_device); |
| 298 | } |
| 299 | } |
| 300 | |
| 301 | static void __init omap3_tao3530_legacy_init(void) |
| 302 | { |
| 303 | hsmmc2_internal_input_clk(); |
| 304 | } |
| 305 | |
| 306 | static void __init omap3_logicpd_torpedo_init(void) |
| 307 | { |
| 308 | omap3_gpio126_127_129(); |
| 309 | platform_device_register(&wl128x_device); |
| 310 | platform_device_register(&btwilink_device); |
| 311 | } |
| 312 | |
| 313 | /* omap3pandora legacy devices */ |
| 314 | #define PANDORA_WIFI_IRQ_GPIO 21 |
| 315 | #define PANDORA_WIFI_NRESET_GPIO 23 |
| 316 | |
| 317 | static struct platform_device pandora_backlight = { |
| 318 | .name = "pandora-backlight", |
| 319 | .id = -1, |
| 320 | }; |
| 321 | |
| 322 | static struct regulator_consumer_supply pandora_vmmc3_supply[] = { |
| 323 | REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"), |
| 324 | }; |
| 325 | |
| 326 | static struct regulator_init_data pandora_vmmc3 = { |
| 327 | .constraints = { |
| 328 | .valid_ops_mask = REGULATOR_CHANGE_STATUS, |
| 329 | }, |
| 330 | .num_consumer_supplies = ARRAY_SIZE(pandora_vmmc3_supply), |
| 331 | .consumer_supplies = pandora_vmmc3_supply, |
| 332 | }; |
| 333 | |
| 334 | static struct fixed_voltage_config pandora_vwlan = { |
| 335 | .supply_name = "vwlan", |
| 336 | .microvolts = 1800000, /* 1.8V */ |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 337 | .startup_delay = 50000, /* 50ms */ |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 338 | .init_data = &pandora_vmmc3, |
| 339 | }; |
| 340 | |
| 341 | static struct platform_device pandora_vwlan_device = { |
| 342 | .name = "reg-fixed-voltage", |
| 343 | .id = 1, |
| 344 | .dev = { |
| 345 | .platform_data = &pandora_vwlan, |
| 346 | }, |
| 347 | }; |
| 348 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 349 | static struct gpiod_lookup_table pandora_vwlan_gpiod_table = { |
| 350 | .dev_id = "reg-fixed-voltage.1", |
| 351 | .table = { |
| 352 | /* |
| 353 | * As this is a low GPIO number it should be at the first |
| 354 | * GPIO bank. |
| 355 | */ |
| 356 | GPIO_LOOKUP("gpio-0-31", PANDORA_WIFI_NRESET_GPIO, |
| 357 | NULL, GPIO_ACTIVE_HIGH), |
| 358 | { }, |
| 359 | }, |
| 360 | }; |
| 361 | |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 362 | static void pandora_wl1251_init_card(struct mmc_card *card) |
| 363 | { |
| 364 | /* |
| 365 | * We have TI wl1251 attached to MMC3. Pass this information to |
| 366 | * SDIO core because it can't be probed by normal methods. |
| 367 | */ |
| 368 | if (card->type == MMC_TYPE_SDIO || card->type == MMC_TYPE_SD_COMBO) { |
| 369 | card->quirks |= MMC_QUIRK_NONSTD_SDIO; |
| 370 | card->cccr.wide_bus = 1; |
| 371 | card->cis.vendor = 0x104c; |
| 372 | card->cis.device = 0x9066; |
| 373 | card->cis.blksize = 512; |
| 374 | card->cis.max_dtr = 24000000; |
| 375 | card->ocr = 0x80; |
| 376 | } |
| 377 | } |
| 378 | |
| 379 | static struct omap2_hsmmc_info pandora_mmc3[] = { |
| 380 | { |
| 381 | .mmc = 3, |
| 382 | .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD, |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 383 | .init_card = pandora_wl1251_init_card, |
| 384 | }, |
| 385 | {} /* Terminator */ |
| 386 | }; |
| 387 | |
| 388 | static void __init pandora_wl1251_init(void) |
| 389 | { |
| 390 | struct wl1251_platform_data pandora_wl1251_pdata; |
| 391 | int ret; |
| 392 | |
| 393 | memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata)); |
| 394 | |
| 395 | pandora_wl1251_pdata.power_gpio = -1; |
| 396 | |
| 397 | ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq"); |
| 398 | if (ret < 0) |
| 399 | goto fail; |
| 400 | |
| 401 | pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO); |
| 402 | if (pandora_wl1251_pdata.irq < 0) |
| 403 | goto fail_irq; |
| 404 | |
| 405 | pandora_wl1251_pdata.use_eeprom = true; |
| 406 | ret = wl1251_set_platform_data(&pandora_wl1251_pdata); |
| 407 | if (ret < 0) |
| 408 | goto fail_irq; |
| 409 | |
| 410 | return; |
| 411 | |
| 412 | fail_irq: |
| 413 | gpio_free(PANDORA_WIFI_IRQ_GPIO); |
| 414 | fail: |
| 415 | pr_err("wl1251 board initialisation failed\n"); |
| 416 | } |
| 417 | |
| 418 | static void __init omap3_pandora_legacy_init(void) |
| 419 | { |
| 420 | platform_device_register(&pandora_backlight); |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 421 | gpiod_add_lookup_table(&pandora_vwlan_gpiod_table); |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 422 | platform_device_register(&pandora_vwlan_device); |
| 423 | omap_hsmmc_init(pandora_mmc3); |
| 424 | omap_hsmmc_late_init(pandora_mmc3); |
| 425 | pandora_wl1251_init(); |
| 426 | } |
| 427 | #endif /* CONFIG_ARCH_OMAP3 */ |
| 428 | |
| 429 | #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) |
| 430 | static struct iommu_platform_data omap4_iommu_pdata = { |
| 431 | .reset_name = "mmu_cache", |
| 432 | .assert_reset = omap_device_assert_hardreset, |
| 433 | .deassert_reset = omap_device_deassert_hardreset, |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 434 | .device_enable = omap_device_enable, |
| 435 | .device_idle = omap_device_idle, |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 436 | }; |
| 437 | #endif |
| 438 | |
| 439 | #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) |
| 440 | static struct wkup_m3_platform_data wkup_m3_data = { |
| 441 | .reset_name = "wkup_m3", |
| 442 | .assert_reset = omap_device_assert_hardreset, |
| 443 | .deassert_reset = omap_device_deassert_hardreset, |
| 444 | }; |
| 445 | #endif |
| 446 | |
| 447 | #ifdef CONFIG_SOC_OMAP5 |
| 448 | static void __init omap5_uevm_legacy_init(void) |
| 449 | { |
| 450 | } |
| 451 | #endif |
| 452 | |
| 453 | #ifdef CONFIG_SOC_DRA7XX |
| 454 | static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc1; |
| 455 | static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc2; |
| 456 | static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc3; |
| 457 | |
| 458 | static void __init dra7x_evm_mmc_quirk(void) |
| 459 | { |
| 460 | if (omap_rev() == DRA752_REV_ES1_1 || omap_rev() == DRA752_REV_ES1_0) { |
| 461 | dra7_hsmmc_data_mmc1.version = "rev11"; |
| 462 | dra7_hsmmc_data_mmc1.max_freq = 96000000; |
| 463 | |
| 464 | dra7_hsmmc_data_mmc2.version = "rev11"; |
| 465 | dra7_hsmmc_data_mmc2.max_freq = 48000000; |
| 466 | |
| 467 | dra7_hsmmc_data_mmc3.version = "rev11"; |
| 468 | dra7_hsmmc_data_mmc3.max_freq = 48000000; |
| 469 | } |
| 470 | } |
| 471 | #endif |
| 472 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 473 | static struct clockdomain *ti_sysc_find_one_clockdomain(struct clk *clk) |
| 474 | { |
| 475 | struct clockdomain *clkdm = NULL; |
| 476 | struct clk_hw_omap *hwclk; |
| 477 | |
| 478 | hwclk = to_clk_hw_omap(__clk_get_hw(clk)); |
| 479 | if (hwclk && hwclk->clkdm_name) |
| 480 | clkdm = clkdm_lookup(hwclk->clkdm_name); |
| 481 | |
| 482 | return clkdm; |
| 483 | } |
| 484 | |
| 485 | /** |
| 486 | * ti_sysc_clkdm_init - find clockdomain based on clock |
| 487 | * @fck: device functional clock |
| 488 | * @ick: device interface clock |
| 489 | * @dev: struct device |
| 490 | * |
| 491 | * Populate clockdomain based on clock. It is needed for |
| 492 | * clkdm_deny_idle() and clkdm_allow_idle() for blocking clockdomain |
| 493 | * clockdomain idle during reset, enable and idle. |
| 494 | * |
| 495 | * Note that we assume interconnect driver manages the clocks |
| 496 | * and do not need to populate oh->_clk for dynamically |
| 497 | * allocated modules. |
| 498 | */ |
| 499 | static int ti_sysc_clkdm_init(struct device *dev, |
| 500 | struct clk *fck, struct clk *ick, |
| 501 | struct ti_sysc_cookie *cookie) |
| 502 | { |
| 503 | if (!IS_ERR(fck)) |
| 504 | cookie->clkdm = ti_sysc_find_one_clockdomain(fck); |
| 505 | if (cookie->clkdm) |
| 506 | return 0; |
| 507 | if (!IS_ERR(ick)) |
| 508 | cookie->clkdm = ti_sysc_find_one_clockdomain(ick); |
| 509 | if (cookie->clkdm) |
| 510 | return 0; |
| 511 | |
| 512 | return -ENODEV; |
| 513 | } |
| 514 | |
| 515 | static void ti_sysc_clkdm_deny_idle(struct device *dev, |
| 516 | const struct ti_sysc_cookie *cookie) |
| 517 | { |
| 518 | if (cookie->clkdm) |
| 519 | clkdm_deny_idle(cookie->clkdm); |
| 520 | } |
| 521 | |
| 522 | static void ti_sysc_clkdm_allow_idle(struct device *dev, |
| 523 | const struct ti_sysc_cookie *cookie) |
| 524 | { |
| 525 | if (cookie->clkdm) |
| 526 | clkdm_allow_idle(cookie->clkdm); |
| 527 | } |
| 528 | |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 529 | static int ti_sysc_enable_module(struct device *dev, |
| 530 | const struct ti_sysc_cookie *cookie) |
| 531 | { |
| 532 | if (!cookie->data) |
| 533 | return -EINVAL; |
| 534 | |
| 535 | return omap_hwmod_enable(cookie->data); |
| 536 | } |
| 537 | |
| 538 | static int ti_sysc_idle_module(struct device *dev, |
| 539 | const struct ti_sysc_cookie *cookie) |
| 540 | { |
| 541 | if (!cookie->data) |
| 542 | return -EINVAL; |
| 543 | |
| 544 | return omap_hwmod_idle(cookie->data); |
| 545 | } |
| 546 | |
| 547 | static int ti_sysc_shutdown_module(struct device *dev, |
| 548 | const struct ti_sysc_cookie *cookie) |
| 549 | { |
| 550 | if (!cookie->data) |
| 551 | return -EINVAL; |
| 552 | |
| 553 | return omap_hwmod_shutdown(cookie->data); |
| 554 | } |
| 555 | |
| 556 | static struct of_dev_auxdata omap_auxdata_lookup[]; |
| 557 | |
| 558 | static struct ti_sysc_platform_data ti_sysc_pdata = { |
| 559 | .auxdata = omap_auxdata_lookup, |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 560 | .init_clockdomain = ti_sysc_clkdm_init, |
| 561 | .clkdm_deny_idle = ti_sysc_clkdm_deny_idle, |
| 562 | .clkdm_allow_idle = ti_sysc_clkdm_allow_idle, |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 563 | .init_module = omap_hwmod_init_module, |
| 564 | .enable_module = ti_sysc_enable_module, |
| 565 | .idle_module = ti_sysc_idle_module, |
| 566 | .shutdown_module = ti_sysc_shutdown_module, |
| 567 | }; |
| 568 | |
| 569 | static struct pcs_pdata pcs_pdata; |
| 570 | |
| 571 | void omap_pcs_legacy_init(int irq, void (*rearm)(void)) |
| 572 | { |
| 573 | pcs_pdata.irq = irq; |
| 574 | pcs_pdata.rearm = rearm; |
| 575 | } |
| 576 | |
| 577 | /* |
| 578 | * GPIOs for TWL are initialized by the I2C bus and need custom |
| 579 | * handing until DSS has device tree bindings. |
| 580 | */ |
| 581 | void omap_auxdata_legacy_init(struct device *dev) |
| 582 | { |
| 583 | if (dev->platform_data) |
| 584 | return; |
| 585 | |
| 586 | if (strcmp("twl4030-gpio", dev_name(dev))) |
| 587 | return; |
| 588 | |
| 589 | dev->platform_data = &twl_gpio_auxdata; |
| 590 | } |
| 591 | |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 592 | #if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP) |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 593 | static struct omap_mcbsp_platform_data mcbsp_pdata; |
| 594 | static void __init omap3_mcbsp_init(void) |
| 595 | { |
| 596 | omap3_mcbsp_init_pdata_callback(&mcbsp_pdata); |
| 597 | } |
| 598 | #else |
| 599 | static void __init omap3_mcbsp_init(void) {} |
| 600 | #endif |
| 601 | |
| 602 | /* |
| 603 | * Few boards still need auxdata populated before we populate |
| 604 | * the dev entries in of_platform_populate(). |
| 605 | */ |
| 606 | static struct pdata_init auxdata_quirks[] __initdata = { |
| 607 | #ifdef CONFIG_SOC_OMAP2420 |
| 608 | { "nokia,n800", omap2420_n8x0_legacy_init, }, |
| 609 | { "nokia,n810", omap2420_n8x0_legacy_init, }, |
| 610 | { "nokia,n810-wimax", omap2420_n8x0_legacy_init, }, |
| 611 | #endif |
| 612 | #ifdef CONFIG_ARCH_OMAP3 |
| 613 | { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_twl_init, }, |
| 614 | #endif |
| 615 | { /* sentinel */ }, |
| 616 | }; |
| 617 | |
| 618 | struct omap_sr_data __maybe_unused omap_sr_pdata[OMAP_SR_NR]; |
| 619 | |
| 620 | static struct of_dev_auxdata omap_auxdata_lookup[] = { |
| 621 | #ifdef CONFIG_MACH_NOKIA_N8X0 |
| 622 | OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL), |
| 623 | OF_DEV_AUXDATA("menelaus", 0x72, "1-0072", &n8x0_menelaus_platform_data), |
| 624 | OF_DEV_AUXDATA("tlv320aic3x", 0x18, "2-0018", &n810_aic33_data), |
| 625 | #endif |
| 626 | #ifdef CONFIG_ARCH_OMAP3 |
| 627 | OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu", |
| 628 | &omap3_iommu_pdata), |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 629 | OF_DEV_AUXDATA("ti,omap2-iommu", 0x480bd400, "480bd400.mmu", |
| 630 | &omap3_iommu_isp_pdata), |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 631 | OF_DEV_AUXDATA("ti,omap3-smartreflex-core", 0x480cb000, |
| 632 | "480cb000.smartreflex", &omap_sr_pdata[OMAP_SR_CORE]), |
| 633 | OF_DEV_AUXDATA("ti,omap3-smartreflex-mpu-iva", 0x480c9000, |
| 634 | "480c9000.smartreflex", &omap_sr_pdata[OMAP_SR_MPU]), |
| 635 | OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x4809c000, "4809c000.mmc", &mmc_pdata[0]), |
| 636 | OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x480b4000, "480b4000.mmc", &mmc_pdata[1]), |
| 637 | /* Only on am3517 */ |
| 638 | OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL), |
| 639 | OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0", |
| 640 | &am35xx_emac_pdata), |
| 641 | /* McBSP modules with sidetone core */ |
David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 642 | #if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP) |
Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 643 | OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49022000, "49022000.mcbsp", &mcbsp_pdata), |
| 644 | OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49024000, "49024000.mcbsp", &mcbsp_pdata), |
| 645 | #endif |
| 646 | #endif |
| 647 | #ifdef CONFIG_SOC_AM33XX |
| 648 | OF_DEV_AUXDATA("ti,am3352-wkup-m3", 0x44d00000, "44d00000.wkup_m3", |
| 649 | &wkup_m3_data), |
| 650 | #endif |
| 651 | #ifdef CONFIG_SOC_AM43XX |
| 652 | OF_DEV_AUXDATA("ti,am4372-wkup-m3", 0x44d00000, "44d00000.wkup_m3", |
| 653 | &wkup_m3_data), |
| 654 | #endif |
| 655 | #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) |
| 656 | OF_DEV_AUXDATA("ti,omap4-iommu", 0x4a066000, "4a066000.mmu", |
| 657 | &omap4_iommu_pdata), |
| 658 | OF_DEV_AUXDATA("ti,omap4-iommu", 0x55082000, "55082000.mmu", |
| 659 | &omap4_iommu_pdata), |
| 660 | OF_DEV_AUXDATA("ti,omap4-smartreflex-iva", 0x4a0db000, |
| 661 | "4a0db000.smartreflex", &omap_sr_pdata[OMAP_SR_IVA]), |
| 662 | OF_DEV_AUXDATA("ti,omap4-smartreflex-core", 0x4a0dd000, |
| 663 | "4a0dd000.smartreflex", &omap_sr_pdata[OMAP_SR_CORE]), |
| 664 | OF_DEV_AUXDATA("ti,omap4-smartreflex-mpu", 0x4a0d9000, |
| 665 | "4a0d9000.smartreflex", &omap_sr_pdata[OMAP_SR_MPU]), |
| 666 | #endif |
| 667 | #ifdef CONFIG_SOC_DRA7XX |
| 668 | OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x4809c000, "4809c000.mmc", |
| 669 | &dra7_hsmmc_data_mmc1), |
| 670 | OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x480b4000, "480b4000.mmc", |
| 671 | &dra7_hsmmc_data_mmc2), |
| 672 | OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x480ad000, "480ad000.mmc", |
| 673 | &dra7_hsmmc_data_mmc3), |
| 674 | #endif |
| 675 | /* Common auxdata */ |
| 676 | OF_DEV_AUXDATA("ti,sysc", 0, NULL, &ti_sysc_pdata), |
| 677 | OF_DEV_AUXDATA("pinctrl-single", 0, NULL, &pcs_pdata), |
| 678 | { /* sentinel */ }, |
| 679 | }; |
| 680 | |
| 681 | /* |
| 682 | * Few boards still need to initialize some legacy devices with |
| 683 | * platform data until the drivers support device tree. |
| 684 | */ |
| 685 | static struct pdata_init pdata_quirks[] __initdata = { |
| 686 | #ifdef CONFIG_ARCH_OMAP3 |
| 687 | { "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, }, |
| 688 | { "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, }, |
| 689 | { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, }, |
| 690 | { "nokia,omap3-n900", nokia_n900_legacy_init, }, |
| 691 | { "nokia,omap3-n9", hsmmc2_internal_input_clk, }, |
| 692 | { "nokia,omap3-n950", hsmmc2_internal_input_clk, }, |
| 693 | { "isee,omap3-igep0020-rev-f", omap3_igep0020_rev_f_legacy_init, }, |
| 694 | { "isee,omap3-igep0030-rev-g", omap3_igep0030_rev_g_legacy_init, }, |
| 695 | { "logicpd,dm3730-torpedo-devkit", omap3_logicpd_torpedo_init, }, |
| 696 | { "ti,omap3-evm-37xx", omap3_evm_legacy_init, }, |
| 697 | { "ti,am3517-evm", am3517_evm_legacy_init, }, |
| 698 | { "technexion,omap3-tao3530", omap3_tao3530_legacy_init, }, |
| 699 | { "openpandora,omap3-pandora-600mhz", omap3_pandora_legacy_init, }, |
| 700 | { "openpandora,omap3-pandora-1ghz", omap3_pandora_legacy_init, }, |
| 701 | #endif |
| 702 | #ifdef CONFIG_SOC_OMAP5 |
| 703 | { "ti,omap5-uevm", omap5_uevm_legacy_init, }, |
| 704 | #endif |
| 705 | #ifdef CONFIG_SOC_DRA7XX |
| 706 | { "ti,dra7-evm", dra7x_evm_mmc_quirk, }, |
| 707 | #endif |
| 708 | { /* sentinel */ }, |
| 709 | }; |
| 710 | |
| 711 | static void pdata_quirks_check(struct pdata_init *quirks) |
| 712 | { |
| 713 | while (quirks->compatible) { |
| 714 | if (of_machine_is_compatible(quirks->compatible)) { |
| 715 | if (quirks->fn) |
| 716 | quirks->fn(); |
| 717 | } |
| 718 | quirks++; |
| 719 | } |
| 720 | } |
| 721 | |
| 722 | void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table) |
| 723 | { |
| 724 | /* |
| 725 | * We still need this for omap2420 and omap3 PM to work, others are |
| 726 | * using drivers/misc/sram.c already. |
| 727 | */ |
| 728 | if (of_machine_is_compatible("ti,omap2420") || |
| 729 | of_machine_is_compatible("ti,omap3")) |
| 730 | omap_sdrc_init(NULL, NULL); |
| 731 | |
| 732 | if (of_machine_is_compatible("ti,omap3")) |
| 733 | omap3_mcbsp_init(); |
| 734 | pdata_quirks_check(auxdata_quirks); |
| 735 | of_platform_populate(NULL, omap_dt_match_table, |
| 736 | omap_auxdata_lookup, NULL); |
| 737 | pdata_quirks_check(pdata_quirks); |
| 738 | } |