devices.c 21 KB

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  1. /*
  2. * linux/arch/arm/mach-omap2/devices.c
  3. *
  4. * OMAP2 platform device setup/initialization
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or
  9. * (at your option) any later version.
  10. */
  11. #include <linux/module.h>
  12. #include <linux/kernel.h>
  13. #include <linux/init.h>
  14. #include <linux/platform_device.h>
  15. #include <linux/io.h>
  16. #include <linux/clk.h>
  17. #include <mach/hardware.h>
  18. #include <mach/irqs.h>
  19. #include <asm/mach-types.h>
  20. #include <asm/mach/map.h>
  21. #include <asm/pmu.h>
  22. #include <plat/control.h>
  23. #include <plat/tc.h>
  24. #include <plat/board.h>
  25. #include <mach/gpio.h>
  26. #include <plat/mmc.h>
  27. #include <plat/dma.h>
  28. #include "mux.h"
  29. #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
  30. static struct resource cam_resources[] = {
  31. {
  32. .start = OMAP24XX_CAMERA_BASE,
  33. .end = OMAP24XX_CAMERA_BASE + 0xfff,
  34. .flags = IORESOURCE_MEM,
  35. },
  36. {
  37. .start = INT_24XX_CAM_IRQ,
  38. .flags = IORESOURCE_IRQ,
  39. }
  40. };
  41. static struct platform_device omap_cam_device = {
  42. .name = "omap24xxcam",
  43. .id = -1,
  44. .num_resources = ARRAY_SIZE(cam_resources),
  45. .resource = cam_resources,
  46. };
  47. static inline void omap_init_camera(void)
  48. {
  49. platform_device_register(&omap_cam_device);
  50. }
  51. #elif defined(CONFIG_VIDEO_OMAP3) || defined(CONFIG_VIDEO_OMAP3_MODULE)
  52. static struct resource omap3isp_resources[] = {
  53. {
  54. .start = OMAP3430_ISP_BASE,
  55. .end = OMAP3430_ISP_END,
  56. .flags = IORESOURCE_MEM,
  57. },
  58. {
  59. .start = OMAP3430_ISP_CBUFF_BASE,
  60. .end = OMAP3430_ISP_CBUFF_END,
  61. .flags = IORESOURCE_MEM,
  62. },
  63. {
  64. .start = OMAP3430_ISP_CCP2_BASE,
  65. .end = OMAP3430_ISP_CCP2_END,
  66. .flags = IORESOURCE_MEM,
  67. },
  68. {
  69. .start = OMAP3430_ISP_CCDC_BASE,
  70. .end = OMAP3430_ISP_CCDC_END,
  71. .flags = IORESOURCE_MEM,
  72. },
  73. {
  74. .start = OMAP3430_ISP_HIST_BASE,
  75. .end = OMAP3430_ISP_HIST_END,
  76. .flags = IORESOURCE_MEM,
  77. },
  78. {
  79. .start = OMAP3430_ISP_H3A_BASE,
  80. .end = OMAP3430_ISP_H3A_END,
  81. .flags = IORESOURCE_MEM,
  82. },
  83. {
  84. .start = OMAP3430_ISP_PREV_BASE,
  85. .end = OMAP3430_ISP_PREV_END,
  86. .flags = IORESOURCE_MEM,
  87. },
  88. {
  89. .start = OMAP3430_ISP_RESZ_BASE,
  90. .end = OMAP3430_ISP_RESZ_END,
  91. .flags = IORESOURCE_MEM,
  92. },
  93. {
  94. .start = OMAP3430_ISP_SBL_BASE,
  95. .end = OMAP3430_ISP_SBL_END,
  96. .flags = IORESOURCE_MEM,
  97. },
  98. {
  99. .start = OMAP3430_ISP_CSI2A_BASE,
  100. .end = OMAP3430_ISP_CSI2A_END,
  101. .flags = IORESOURCE_MEM,
  102. },
  103. {
  104. .start = OMAP3430_ISP_CSI2PHY_BASE,
  105. .end = OMAP3430_ISP_CSI2PHY_END,
  106. .flags = IORESOURCE_MEM,
  107. },
  108. {
  109. .start = INT_34XX_CAM_IRQ,
  110. .flags = IORESOURCE_IRQ,
  111. }
  112. };
  113. static struct platform_device omap3isp_device = {
  114. .name = "omap3isp",
  115. .id = -1,
  116. .num_resources = ARRAY_SIZE(omap3isp_resources),
  117. .resource = omap3isp_resources,
  118. };
  119. static inline void omap_init_camera(void)
  120. {
  121. platform_device_register(&omap3isp_device);
  122. }
  123. #else
  124. static inline void omap_init_camera(void)
  125. {
  126. }
  127. #endif
  128. #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
  129. #define MBOX_REG_SIZE 0x120
  130. #ifdef CONFIG_ARCH_OMAP2
  131. static struct resource omap2_mbox_resources[] = {
  132. {
  133. .start = OMAP24XX_MAILBOX_BASE,
  134. .end = OMAP24XX_MAILBOX_BASE + MBOX_REG_SIZE - 1,
  135. .flags = IORESOURCE_MEM,
  136. },
  137. {
  138. .start = INT_24XX_MAIL_U0_MPU,
  139. .flags = IORESOURCE_IRQ,
  140. },
  141. {
  142. .start = INT_24XX_MAIL_U3_MPU,
  143. .flags = IORESOURCE_IRQ,
  144. },
  145. };
  146. static int omap2_mbox_resources_sz = ARRAY_SIZE(omap2_mbox_resources);
  147. #else
  148. #define omap2_mbox_resources NULL
  149. #define omap2_mbox_resources_sz 0
  150. #endif
  151. #ifdef CONFIG_ARCH_OMAP3
  152. static struct resource omap3_mbox_resources[] = {
  153. {
  154. .start = OMAP34XX_MAILBOX_BASE,
  155. .end = OMAP34XX_MAILBOX_BASE + MBOX_REG_SIZE - 1,
  156. .flags = IORESOURCE_MEM,
  157. },
  158. {
  159. .start = INT_24XX_MAIL_U0_MPU,
  160. .flags = IORESOURCE_IRQ,
  161. },
  162. };
  163. static int omap3_mbox_resources_sz = ARRAY_SIZE(omap3_mbox_resources);
  164. #else
  165. #define omap3_mbox_resources NULL
  166. #define omap3_mbox_resources_sz 0
  167. #endif
  168. #ifdef CONFIG_ARCH_OMAP4
  169. #define OMAP4_MBOX_REG_SIZE 0x130
  170. static struct resource omap4_mbox_resources[] = {
  171. {
  172. .start = OMAP44XX_MAILBOX_BASE,
  173. .end = OMAP44XX_MAILBOX_BASE +
  174. OMAP4_MBOX_REG_SIZE - 1,
  175. .flags = IORESOURCE_MEM,
  176. },
  177. {
  178. .start = OMAP44XX_IRQ_MAIL_U0,
  179. .flags = IORESOURCE_IRQ,
  180. },
  181. };
  182. static int omap4_mbox_resources_sz = ARRAY_SIZE(omap4_mbox_resources);
  183. #else
  184. #define omap4_mbox_resources NULL
  185. #define omap4_mbox_resources_sz 0
  186. #endif
  187. static struct platform_device mbox_device = {
  188. .name = "omap2-mailbox",
  189. .id = -1,
  190. };
  191. static inline void omap_init_mbox(void)
  192. {
  193. if (cpu_is_omap24xx()) {
  194. mbox_device.resource = omap2_mbox_resources;
  195. mbox_device.num_resources = omap2_mbox_resources_sz;
  196. } else if (cpu_is_omap34xx()) {
  197. mbox_device.resource = omap3_mbox_resources;
  198. mbox_device.num_resources = omap3_mbox_resources_sz;
  199. } else if (cpu_is_omap44xx()) {
  200. mbox_device.resource = omap4_mbox_resources;
  201. mbox_device.num_resources = omap4_mbox_resources_sz;
  202. } else {
  203. pr_err("%s: platform not supported\n", __func__);
  204. return;
  205. }
  206. platform_device_register(&mbox_device);
  207. }
  208. #else
  209. static inline void omap_init_mbox(void) { }
  210. #endif /* CONFIG_OMAP_MBOX_FWK */
  211. #if defined(CONFIG_OMAP_STI)
  212. #if defined(CONFIG_ARCH_OMAP2)
  213. #define OMAP2_STI_BASE 0x48068000
  214. #define OMAP2_STI_CHANNEL_BASE 0x54000000
  215. #define OMAP2_STI_IRQ 4
  216. static struct resource sti_resources[] = {
  217. {
  218. .start = OMAP2_STI_BASE,
  219. .end = OMAP2_STI_BASE + 0x7ff,
  220. .flags = IORESOURCE_MEM,
  221. },
  222. {
  223. .start = OMAP2_STI_CHANNEL_BASE,
  224. .end = OMAP2_STI_CHANNEL_BASE + SZ_64K - 1,
  225. .flags = IORESOURCE_MEM,
  226. },
  227. {
  228. .start = OMAP2_STI_IRQ,
  229. .flags = IORESOURCE_IRQ,
  230. }
  231. };
  232. #elif defined(CONFIG_ARCH_OMAP3)
  233. #define OMAP3_SDTI_BASE 0x54500000
  234. #define OMAP3_SDTI_CHANNEL_BASE 0x54600000
  235. static struct resource sti_resources[] = {
  236. {
  237. .start = OMAP3_SDTI_BASE,
  238. .end = OMAP3_SDTI_BASE + 0xFFF,
  239. .flags = IORESOURCE_MEM,
  240. },
  241. {
  242. .start = OMAP3_SDTI_CHANNEL_BASE,
  243. .end = OMAP3_SDTI_CHANNEL_BASE + SZ_1M - 1,
  244. .flags = IORESOURCE_MEM,
  245. }
  246. };
  247. #endif
  248. static struct platform_device sti_device = {
  249. .name = "sti",
  250. .id = -1,
  251. .num_resources = ARRAY_SIZE(sti_resources),
  252. .resource = sti_resources,
  253. };
  254. static inline void omap_init_sti(void)
  255. {
  256. platform_device_register(&sti_device);
  257. }
  258. #else
  259. static inline void omap_init_sti(void) {}
  260. #endif
  261. #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
  262. #include <plat/mcspi.h>
  263. #define OMAP2_MCSPI1_BASE 0x48098000
  264. #define OMAP2_MCSPI2_BASE 0x4809a000
  265. #define OMAP2_MCSPI3_BASE 0x480b8000
  266. #define OMAP2_MCSPI4_BASE 0x480ba000
  267. #define OMAP4_MCSPI1_BASE 0x48098100
  268. #define OMAP4_MCSPI2_BASE 0x4809a100
  269. #define OMAP4_MCSPI3_BASE 0x480b8100
  270. #define OMAP4_MCSPI4_BASE 0x480ba100
  271. static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
  272. .num_cs = 4,
  273. };
  274. static struct resource omap2_mcspi1_resources[] = {
  275. {
  276. .start = OMAP2_MCSPI1_BASE,
  277. .end = OMAP2_MCSPI1_BASE + 0xff,
  278. .flags = IORESOURCE_MEM,
  279. },
  280. };
  281. static struct platform_device omap2_mcspi1 = {
  282. .name = "omap2_mcspi",
  283. .id = 1,
  284. .num_resources = ARRAY_SIZE(omap2_mcspi1_resources),
  285. .resource = omap2_mcspi1_resources,
  286. .dev = {
  287. .platform_data = &omap2_mcspi1_config,
  288. },
  289. };
  290. static struct omap2_mcspi_platform_config omap2_mcspi2_config = {
  291. .num_cs = 2,
  292. };
  293. static struct resource omap2_mcspi2_resources[] = {
  294. {
  295. .start = OMAP2_MCSPI2_BASE,
  296. .end = OMAP2_MCSPI2_BASE + 0xff,
  297. .flags = IORESOURCE_MEM,
  298. },
  299. };
  300. static struct platform_device omap2_mcspi2 = {
  301. .name = "omap2_mcspi",
  302. .id = 2,
  303. .num_resources = ARRAY_SIZE(omap2_mcspi2_resources),
  304. .resource = omap2_mcspi2_resources,
  305. .dev = {
  306. .platform_data = &omap2_mcspi2_config,
  307. },
  308. };
  309. #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \
  310. defined(CONFIG_ARCH_OMAP4)
  311. static struct omap2_mcspi_platform_config omap2_mcspi3_config = {
  312. .num_cs = 2,
  313. };
  314. static struct resource omap2_mcspi3_resources[] = {
  315. {
  316. .start = OMAP2_MCSPI3_BASE,
  317. .end = OMAP2_MCSPI3_BASE + 0xff,
  318. .flags = IORESOURCE_MEM,
  319. },
  320. };
  321. static struct platform_device omap2_mcspi3 = {
  322. .name = "omap2_mcspi",
  323. .id = 3,
  324. .num_resources = ARRAY_SIZE(omap2_mcspi3_resources),
  325. .resource = omap2_mcspi3_resources,
  326. .dev = {
  327. .platform_data = &omap2_mcspi3_config,
  328. },
  329. };
  330. #endif
  331. #if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
  332. static struct omap2_mcspi_platform_config omap2_mcspi4_config = {
  333. .num_cs = 1,
  334. };
  335. static struct resource omap2_mcspi4_resources[] = {
  336. {
  337. .start = OMAP2_MCSPI4_BASE,
  338. .end = OMAP2_MCSPI4_BASE + 0xff,
  339. .flags = IORESOURCE_MEM,
  340. },
  341. };
  342. static struct platform_device omap2_mcspi4 = {
  343. .name = "omap2_mcspi",
  344. .id = 4,
  345. .num_resources = ARRAY_SIZE(omap2_mcspi4_resources),
  346. .resource = omap2_mcspi4_resources,
  347. .dev = {
  348. .platform_data = &omap2_mcspi4_config,
  349. },
  350. };
  351. #endif
  352. #ifdef CONFIG_ARCH_OMAP4
  353. static inline void omap4_mcspi_fixup(void)
  354. {
  355. omap2_mcspi1_resources[0].start = OMAP4_MCSPI1_BASE;
  356. omap2_mcspi1_resources[0].end = OMAP4_MCSPI1_BASE + 0xff;
  357. omap2_mcspi2_resources[0].start = OMAP4_MCSPI2_BASE;
  358. omap2_mcspi2_resources[0].end = OMAP4_MCSPI2_BASE + 0xff;
  359. omap2_mcspi3_resources[0].start = OMAP4_MCSPI3_BASE;
  360. omap2_mcspi3_resources[0].end = OMAP4_MCSPI3_BASE + 0xff;
  361. omap2_mcspi4_resources[0].start = OMAP4_MCSPI4_BASE;
  362. omap2_mcspi4_resources[0].end = OMAP4_MCSPI4_BASE + 0xff;
  363. }
  364. #else
  365. static inline void omap4_mcspi_fixup(void)
  366. {
  367. }
  368. #endif
  369. #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \
  370. defined(CONFIG_ARCH_OMAP4)
  371. static inline void omap2_mcspi3_init(void)
  372. {
  373. platform_device_register(&omap2_mcspi3);
  374. }
  375. #else
  376. static inline void omap2_mcspi3_init(void)
  377. {
  378. }
  379. #endif
  380. #if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
  381. static inline void omap2_mcspi4_init(void)
  382. {
  383. platform_device_register(&omap2_mcspi4);
  384. }
  385. #else
  386. static inline void omap2_mcspi4_init(void)
  387. {
  388. }
  389. #endif
  390. static void omap_init_mcspi(void)
  391. {
  392. if (cpu_is_omap44xx())
  393. omap4_mcspi_fixup();
  394. platform_device_register(&omap2_mcspi1);
  395. platform_device_register(&omap2_mcspi2);
  396. if (cpu_is_omap2430() || cpu_is_omap343x() || cpu_is_omap44xx())
  397. omap2_mcspi3_init();
  398. if (cpu_is_omap343x() || cpu_is_omap44xx())
  399. omap2_mcspi4_init();
  400. }
  401. #else
  402. static inline void omap_init_mcspi(void) {}
  403. #endif
  404. static struct resource omap2_pmu_resource = {
  405. .start = 3,
  406. .end = 3,
  407. .flags = IORESOURCE_IRQ,
  408. };
  409. static struct resource omap3_pmu_resource = {
  410. .start = INT_34XX_BENCH_MPU_EMUL,
  411. .end = INT_34XX_BENCH_MPU_EMUL,
  412. .flags = IORESOURCE_IRQ,
  413. };
  414. static struct platform_device omap_pmu_device = {
  415. .name = "arm-pmu",
  416. .id = ARM_PMU_DEVICE_CPU,
  417. .num_resources = 1,
  418. };
  419. static void omap_init_pmu(void)
  420. {
  421. if (cpu_is_omap24xx())
  422. omap_pmu_device.resource = &omap2_pmu_resource;
  423. else if (cpu_is_omap34xx())
  424. omap_pmu_device.resource = &omap3_pmu_resource;
  425. else
  426. return;
  427. platform_device_register(&omap_pmu_device);
  428. }
  429. #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
  430. #ifdef CONFIG_ARCH_OMAP2
  431. static struct resource omap2_sham_resources[] = {
  432. {
  433. .start = OMAP24XX_SEC_SHA1MD5_BASE,
  434. .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
  435. .flags = IORESOURCE_MEM,
  436. },
  437. {
  438. .start = INT_24XX_SHA1MD5,
  439. .flags = IORESOURCE_IRQ,
  440. }
  441. };
  442. static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
  443. #else
  444. #define omap2_sham_resources NULL
  445. #define omap2_sham_resources_sz 0
  446. #endif
  447. #ifdef CONFIG_ARCH_OMAP3
  448. static struct resource omap3_sham_resources[] = {
  449. {
  450. .start = OMAP34XX_SEC_SHA1MD5_BASE,
  451. .end = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
  452. .flags = IORESOURCE_MEM,
  453. },
  454. {
  455. .start = INT_34XX_SHA1MD52_IRQ,
  456. .flags = IORESOURCE_IRQ,
  457. },
  458. {
  459. .start = OMAP34XX_DMA_SHA1MD5_RX,
  460. .flags = IORESOURCE_DMA,
  461. }
  462. };
  463. static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
  464. #else
  465. #define omap3_sham_resources NULL
  466. #define omap3_sham_resources_sz 0
  467. #endif
  468. static struct platform_device sham_device = {
  469. .name = "omap-sham",
  470. .id = -1,
  471. };
  472. static void omap_init_sham(void)
  473. {
  474. if (cpu_is_omap24xx()) {
  475. sham_device.resource = omap2_sham_resources;
  476. sham_device.num_resources = omap2_sham_resources_sz;
  477. } else if (cpu_is_omap34xx()) {
  478. sham_device.resource = omap3_sham_resources;
  479. sham_device.num_resources = omap3_sham_resources_sz;
  480. } else {
  481. pr_err("%s: platform not supported\n", __func__);
  482. return;
  483. }
  484. platform_device_register(&sham_device);
  485. }
  486. #else
  487. static inline void omap_init_sham(void) { }
  488. #endif
  489. /*-------------------------------------------------------------------------*/
  490. #if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
  491. #define MMCHS_SYSCONFIG 0x0010
  492. #define MMCHS_SYSCONFIG_SWRESET (1 << 1)
  493. #define MMCHS_SYSSTATUS 0x0014
  494. #define MMCHS_SYSSTATUS_RESETDONE (1 << 0)
  495. static struct platform_device dummy_pdev = {
  496. .dev = {
  497. .bus = &platform_bus_type,
  498. },
  499. };
  500. /**
  501. * omap_hsmmc_reset() - Full reset of each HS-MMC controller
  502. *
  503. * Ensure that each MMC controller is fully reset. Controllers
  504. * left in an unknown state (by bootloader) may prevent retention
  505. * or OFF-mode. This is especially important in cases where the
  506. * MMC driver is not enabled, _or_ built as a module.
  507. *
  508. * In order for reset to work, interface, functional and debounce
  509. * clocks must be enabled. The debounce clock comes from func_32k_clk
  510. * and is not under SW control, so we only enable i- and f-clocks.
  511. **/
  512. static void __init omap_hsmmc_reset(void)
  513. {
  514. u32 i, nr_controllers;
  515. if (cpu_is_omap242x())
  516. return;
  517. nr_controllers = cpu_is_omap44xx() ? OMAP44XX_NR_MMC :
  518. (cpu_is_omap34xx() ? OMAP34XX_NR_MMC : OMAP24XX_NR_MMC);
  519. for (i = 0; i < nr_controllers; i++) {
  520. u32 v, base = 0;
  521. struct clk *iclk, *fclk;
  522. struct device *dev = &dummy_pdev.dev;
  523. switch (i) {
  524. case 0:
  525. base = OMAP2_MMC1_BASE;
  526. break;
  527. case 1:
  528. base = OMAP2_MMC2_BASE;
  529. break;
  530. case 2:
  531. base = OMAP3_MMC3_BASE;
  532. break;
  533. case 3:
  534. if (!cpu_is_omap44xx())
  535. return;
  536. base = OMAP4_MMC4_BASE;
  537. break;
  538. case 4:
  539. if (!cpu_is_omap44xx())
  540. return;
  541. base = OMAP4_MMC5_BASE;
  542. break;
  543. }
  544. if (cpu_is_omap44xx())
  545. base += OMAP4_MMC_REG_OFFSET;
  546. dummy_pdev.id = i;
  547. dev_set_name(&dummy_pdev.dev, "mmci-omap-hs.%d", i);
  548. iclk = clk_get(dev, "ick");
  549. if (iclk && clk_enable(iclk))
  550. iclk = NULL;
  551. fclk = clk_get(dev, "fck");
  552. if (fclk && clk_enable(fclk))
  553. fclk = NULL;
  554. if (!iclk || !fclk) {
  555. printk(KERN_WARNING
  556. "%s: Unable to enable clocks for MMC%d, "
  557. "cannot reset.\n", __func__, i);
  558. break;
  559. }
  560. omap_writel(MMCHS_SYSCONFIG_SWRESET, base + MMCHS_SYSCONFIG);
  561. v = omap_readl(base + MMCHS_SYSSTATUS);
  562. while (!(omap_readl(base + MMCHS_SYSSTATUS) &
  563. MMCHS_SYSSTATUS_RESETDONE))
  564. cpu_relax();
  565. if (fclk) {
  566. clk_disable(fclk);
  567. clk_put(fclk);
  568. }
  569. if (iclk) {
  570. clk_disable(iclk);
  571. clk_put(iclk);
  572. }
  573. }
  574. }
  575. #else
  576. static inline void omap_hsmmc_reset(void) {}
  577. #endif
  578. #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) || \
  579. defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
  580. static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller,
  581. int controller_nr)
  582. {
  583. if ((mmc_controller->slots[0].switch_pin > 0) && \
  584. (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
  585. omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
  586. OMAP_PIN_INPUT_PULLUP);
  587. if ((mmc_controller->slots[0].gpio_wp > 0) && \
  588. (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
  589. omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
  590. OMAP_PIN_INPUT_PULLUP);
  591. if (cpu_is_omap2420() && controller_nr == 0) {
  592. omap_mux_init_signal("sdmmc_cmd", 0);
  593. omap_mux_init_signal("sdmmc_clki", 0);
  594. omap_mux_init_signal("sdmmc_clko", 0);
  595. omap_mux_init_signal("sdmmc_dat0", 0);
  596. omap_mux_init_signal("sdmmc_dat_dir0", 0);
  597. omap_mux_init_signal("sdmmc_cmd_dir", 0);
  598. if (mmc_controller->slots[0].wires == 4) {
  599. omap_mux_init_signal("sdmmc_dat1", 0);
  600. omap_mux_init_signal("sdmmc_dat2", 0);
  601. omap_mux_init_signal("sdmmc_dat3", 0);
  602. omap_mux_init_signal("sdmmc_dat_dir1", 0);
  603. omap_mux_init_signal("sdmmc_dat_dir2", 0);
  604. omap_mux_init_signal("sdmmc_dat_dir3", 0);
  605. }
  606. /*
  607. * Use internal loop-back in MMC/SDIO Module Input Clock
  608. * selection
  609. */
  610. if (mmc_controller->slots[0].internal_clock) {
  611. u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
  612. v |= (1 << 24);
  613. omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
  614. }
  615. }
  616. if (cpu_is_omap34xx()) {
  617. if (controller_nr == 0) {
  618. omap_mux_init_signal("sdmmc1_clk",
  619. OMAP_PIN_INPUT_PULLUP);
  620. omap_mux_init_signal("sdmmc1_cmd",
  621. OMAP_PIN_INPUT_PULLUP);
  622. omap_mux_init_signal("sdmmc1_dat0",
  623. OMAP_PIN_INPUT_PULLUP);
  624. if (mmc_controller->slots[0].wires == 4 ||
  625. mmc_controller->slots[0].wires == 8) {
  626. omap_mux_init_signal("sdmmc1_dat1",
  627. OMAP_PIN_INPUT_PULLUP);
  628. omap_mux_init_signal("sdmmc1_dat2",
  629. OMAP_PIN_INPUT_PULLUP);
  630. omap_mux_init_signal("sdmmc1_dat3",
  631. OMAP_PIN_INPUT_PULLUP);
  632. }
  633. if (mmc_controller->slots[0].wires == 8) {
  634. omap_mux_init_signal("sdmmc1_dat4",
  635. OMAP_PIN_INPUT_PULLUP);
  636. omap_mux_init_signal("sdmmc1_dat5",
  637. OMAP_PIN_INPUT_PULLUP);
  638. omap_mux_init_signal("sdmmc1_dat6",
  639. OMAP_PIN_INPUT_PULLUP);
  640. omap_mux_init_signal("sdmmc1_dat7",
  641. OMAP_PIN_INPUT_PULLUP);
  642. }
  643. }
  644. if (controller_nr == 1) {
  645. /* MMC2 */
  646. omap_mux_init_signal("sdmmc2_clk",
  647. OMAP_PIN_INPUT_PULLUP);
  648. omap_mux_init_signal("sdmmc2_cmd",
  649. OMAP_PIN_INPUT_PULLUP);
  650. omap_mux_init_signal("sdmmc2_dat0",
  651. OMAP_PIN_INPUT_PULLUP);
  652. /*
  653. * For 8 wire configurations, Lines DAT4, 5, 6 and 7 need to be muxed
  654. * in the board-*.c files
  655. */
  656. if (mmc_controller->slots[0].wires == 4 ||
  657. mmc_controller->slots[0].wires == 8) {
  658. omap_mux_init_signal("sdmmc2_dat1",
  659. OMAP_PIN_INPUT_PULLUP);
  660. omap_mux_init_signal("sdmmc2_dat2",
  661. OMAP_PIN_INPUT_PULLUP);
  662. omap_mux_init_signal("sdmmc2_dat3",
  663. OMAP_PIN_INPUT_PULLUP);
  664. }
  665. if (mmc_controller->slots[0].wires == 8) {
  666. omap_mux_init_signal("sdmmc2_dat4.sdmmc2_dat4",
  667. OMAP_PIN_INPUT_PULLUP);
  668. omap_mux_init_signal("sdmmc2_dat5.sdmmc2_dat5",
  669. OMAP_PIN_INPUT_PULLUP);
  670. omap_mux_init_signal("sdmmc2_dat6.sdmmc2_dat6",
  671. OMAP_PIN_INPUT_PULLUP);
  672. omap_mux_init_signal("sdmmc2_dat7.sdmmc2_dat7",
  673. OMAP_PIN_INPUT_PULLUP);
  674. }
  675. }
  676. /*
  677. * For MMC3 the pins need to be muxed in the board-*.c files
  678. */
  679. }
  680. }
  681. void __init omap2_init_mmc(struct omap_mmc_platform_data **mmc_data,
  682. int nr_controllers)
  683. {
  684. int i;
  685. char *name;
  686. for (i = 0; i < nr_controllers; i++) {
  687. unsigned long base, size;
  688. unsigned int irq = 0;
  689. if (!mmc_data[i])
  690. continue;
  691. omap2_mmc_mux(mmc_data[i], i);
  692. switch (i) {
  693. case 0:
  694. base = OMAP2_MMC1_BASE;
  695. irq = INT_24XX_MMC_IRQ;
  696. break;
  697. case 1:
  698. base = OMAP2_MMC2_BASE;
  699. irq = INT_24XX_MMC2_IRQ;
  700. break;
  701. case 2:
  702. if (!cpu_is_omap44xx() && !cpu_is_omap34xx())
  703. return;
  704. base = OMAP3_MMC3_BASE;
  705. irq = INT_34XX_MMC3_IRQ;
  706. break;
  707. case 3:
  708. if (!cpu_is_omap44xx())
  709. return;
  710. base = OMAP4_MMC4_BASE + OMAP4_MMC_REG_OFFSET;
  711. irq = OMAP44XX_IRQ_MMC4;
  712. break;
  713. case 4:
  714. if (!cpu_is_omap44xx())
  715. return;
  716. base = OMAP4_MMC5_BASE + OMAP4_MMC_REG_OFFSET;
  717. irq = OMAP44XX_IRQ_MMC5;
  718. break;
  719. default:
  720. continue;
  721. }
  722. if (cpu_is_omap2420()) {
  723. size = OMAP2420_MMC_SIZE;
  724. name = "mmci-omap";
  725. } else if (cpu_is_omap44xx()) {
  726. if (i < 3) {
  727. base += OMAP4_MMC_REG_OFFSET;
  728. irq += OMAP44XX_IRQ_GIC_START;
  729. }
  730. size = OMAP4_HSMMC_SIZE;
  731. name = "mmci-omap-hs";
  732. } else {
  733. size = OMAP3_HSMMC_SIZE;
  734. name = "mmci-omap-hs";
  735. }
  736. omap_mmc_add(name, i, base, size, irq, mmc_data[i]);
  737. };
  738. }
  739. #endif
  740. /*-------------------------------------------------------------------------*/
  741. #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
  742. #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3430)
  743. #define OMAP_HDQ_BASE 0x480B2000
  744. #endif
  745. static struct resource omap_hdq_resources[] = {
  746. {
  747. .start = OMAP_HDQ_BASE,
  748. .end = OMAP_HDQ_BASE + 0x1C,
  749. .flags = IORESOURCE_MEM,
  750. },
  751. {
  752. .start = INT_24XX_HDQ_IRQ,
  753. .flags = IORESOURCE_IRQ,
  754. },
  755. };
  756. static struct platform_device omap_hdq_dev = {
  757. .name = "omap_hdq",
  758. .id = 0,
  759. .dev = {
  760. .platform_data = NULL,
  761. },
  762. .num_resources = ARRAY_SIZE(omap_hdq_resources),
  763. .resource = omap_hdq_resources,
  764. };
  765. static inline void omap_hdq_init(void)
  766. {
  767. (void) platform_device_register(&omap_hdq_dev);
  768. }
  769. #else
  770. static inline void omap_hdq_init(void) {}
  771. #endif
  772. /*---------------------------------------------------------------------------*/
  773. #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
  774. defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
  775. #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
  776. static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
  777. };
  778. #else
  779. static struct resource omap_vout_resource[2] = {
  780. };
  781. #endif
  782. static struct platform_device omap_vout_device = {
  783. .name = "omap_vout",
  784. .num_resources = ARRAY_SIZE(omap_vout_resource),
  785. .resource = &omap_vout_resource[0],
  786. .id = -1,
  787. };
  788. static void omap_init_vout(void)
  789. {
  790. if (platform_device_register(&omap_vout_device) < 0)
  791. printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
  792. }
  793. #else
  794. static inline void omap_init_vout(void) {}
  795. #endif
  796. /*-------------------------------------------------------------------------*/
  797. static int __init omap2_init_devices(void)
  798. {
  799. /* please keep these calls, and their implementations above,
  800. * in alphabetical order so they're easier to sort through.
  801. */
  802. omap_hsmmc_reset();
  803. omap_init_camera();
  804. omap_init_mbox();
  805. omap_init_mcspi();
  806. omap_init_pmu();
  807. omap_hdq_init();
  808. omap_init_sti();
  809. omap_init_sham();
  810. omap_init_vout();
  811. return 0;
  812. }
  813. arch_initcall(omap2_init_devices);