devices-da8xx.c 25 KB

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  1. /*
  2. * DA8XX/OMAP L1XX platform device data
  3. *
  4. * Copyright (c) 2007-2009, MontaVista Software, Inc. <source@mvista.com>
  5. * Derived from code that was:
  6. * Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation; either version 2 of the License, or
  11. * (at your option) any later version.
  12. */
  13. #include <linux/init.h>
  14. #include <linux/platform_data/syscon.h>
  15. #include <linux/platform_device.h>
  16. #include <linux/dma-contiguous.h>
  17. #include <linux/serial_8250.h>
  18. #include <linux/ahci_platform.h>
  19. #include <linux/clk.h>
  20. #include <linux/reboot.h>
  21. #include <linux/dmaengine.h>
  22. #include <mach/cputype.h>
  23. #include <mach/common.h>
  24. #include <mach/time.h>
  25. #include <mach/da8xx.h>
  26. #include <mach/clock.h>
  27. #include "cpuidle.h"
  28. #include "sram.h"
  29. #include "clock.h"
  30. #include "asp.h"
  31. #define DA8XX_TPCC_BASE 0x01c00000
  32. #define DA8XX_TPTC0_BASE 0x01c08000
  33. #define DA8XX_TPTC1_BASE 0x01c08400
  34. #define DA8XX_WDOG_BASE 0x01c21000 /* DA8XX_TIMER64P1_BASE */
  35. #define DA8XX_I2C0_BASE 0x01c22000
  36. #define DA8XX_RTC_BASE 0x01c23000
  37. #define DA8XX_PRUSS_MEM_BASE 0x01c30000
  38. #define DA8XX_MMCSD0_BASE 0x01c40000
  39. #define DA8XX_SPI0_BASE 0x01c41000
  40. #define DA830_SPI1_BASE 0x01e12000
  41. #define DA8XX_LCD_CNTRL_BASE 0x01e13000
  42. #define DA850_SATA_BASE 0x01e18000
  43. #define DA850_MMCSD1_BASE 0x01e1b000
  44. #define DA8XX_EMAC_CPPI_PORT_BASE 0x01e20000
  45. #define DA8XX_EMAC_CPGMACSS_BASE 0x01e22000
  46. #define DA8XX_EMAC_CPGMAC_BASE 0x01e23000
  47. #define DA8XX_EMAC_MDIO_BASE 0x01e24000
  48. #define DA8XX_I2C1_BASE 0x01e28000
  49. #define DA850_TPCC1_BASE 0x01e30000
  50. #define DA850_TPTC2_BASE 0x01e38000
  51. #define DA850_SPI1_BASE 0x01f0e000
  52. #define DA8XX_DDR2_CTL_BASE 0xb0000000
  53. #define DA8XX_EMAC_CTRL_REG_OFFSET 0x3000
  54. #define DA8XX_EMAC_MOD_REG_OFFSET 0x2000
  55. #define DA8XX_EMAC_RAM_OFFSET 0x0000
  56. #define DA8XX_EMAC_CTRL_RAM_SIZE SZ_8K
  57. void __iomem *da8xx_syscfg0_base;
  58. void __iomem *da8xx_syscfg1_base;
  59. static struct plat_serial8250_port da8xx_serial0_pdata[] = {
  60. {
  61. .mapbase = DA8XX_UART0_BASE,
  62. .irq = IRQ_DA8XX_UARTINT0,
  63. .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
  64. UPF_IOREMAP,
  65. .iotype = UPIO_MEM,
  66. .regshift = 2,
  67. },
  68. {
  69. .flags = 0,
  70. }
  71. };
  72. static struct plat_serial8250_port da8xx_serial1_pdata[] = {
  73. {
  74. .mapbase = DA8XX_UART1_BASE,
  75. .irq = IRQ_DA8XX_UARTINT1,
  76. .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
  77. UPF_IOREMAP,
  78. .iotype = UPIO_MEM,
  79. .regshift = 2,
  80. },
  81. {
  82. .flags = 0,
  83. }
  84. };
  85. static struct plat_serial8250_port da8xx_serial2_pdata[] = {
  86. {
  87. .mapbase = DA8XX_UART2_BASE,
  88. .irq = IRQ_DA8XX_UARTINT2,
  89. .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
  90. UPF_IOREMAP,
  91. .iotype = UPIO_MEM,
  92. .regshift = 2,
  93. },
  94. {
  95. .flags = 0,
  96. }
  97. };
  98. struct platform_device da8xx_serial_device[] = {
  99. {
  100. .name = "serial8250",
  101. .id = PLAT8250_DEV_PLATFORM,
  102. .dev = {
  103. .platform_data = da8xx_serial0_pdata,
  104. }
  105. },
  106. {
  107. .name = "serial8250",
  108. .id = PLAT8250_DEV_PLATFORM1,
  109. .dev = {
  110. .platform_data = da8xx_serial1_pdata,
  111. }
  112. },
  113. {
  114. .name = "serial8250",
  115. .id = PLAT8250_DEV_PLATFORM2,
  116. .dev = {
  117. .platform_data = da8xx_serial2_pdata,
  118. }
  119. },
  120. {
  121. }
  122. };
  123. static s8 da8xx_queue_priority_mapping[][2] = {
  124. /* {event queue no, Priority} */
  125. {0, 3},
  126. {1, 7},
  127. {-1, -1}
  128. };
  129. static s8 da850_queue_priority_mapping[][2] = {
  130. /* {event queue no, Priority} */
  131. {0, 3},
  132. {-1, -1}
  133. };
  134. static struct edma_soc_info da8xx_edma0_pdata = {
  135. .queue_priority_mapping = da8xx_queue_priority_mapping,
  136. .default_queue = EVENTQ_1,
  137. };
  138. static struct edma_soc_info da850_edma1_pdata = {
  139. .queue_priority_mapping = da850_queue_priority_mapping,
  140. .default_queue = EVENTQ_0,
  141. };
  142. static struct resource da8xx_edma0_resources[] = {
  143. {
  144. .name = "edma3_cc",
  145. .start = DA8XX_TPCC_BASE,
  146. .end = DA8XX_TPCC_BASE + SZ_32K - 1,
  147. .flags = IORESOURCE_MEM,
  148. },
  149. {
  150. .name = "edma3_tc0",
  151. .start = DA8XX_TPTC0_BASE,
  152. .end = DA8XX_TPTC0_BASE + SZ_1K - 1,
  153. .flags = IORESOURCE_MEM,
  154. },
  155. {
  156. .name = "edma3_tc1",
  157. .start = DA8XX_TPTC1_BASE,
  158. .end = DA8XX_TPTC1_BASE + SZ_1K - 1,
  159. .flags = IORESOURCE_MEM,
  160. },
  161. {
  162. .name = "edma3_ccint",
  163. .start = IRQ_DA8XX_CCINT0,
  164. .flags = IORESOURCE_IRQ,
  165. },
  166. {
  167. .name = "edma3_ccerrint",
  168. .start = IRQ_DA8XX_CCERRINT,
  169. .flags = IORESOURCE_IRQ,
  170. },
  171. };
  172. static struct resource da850_edma1_resources[] = {
  173. {
  174. .name = "edma3_cc",
  175. .start = DA850_TPCC1_BASE,
  176. .end = DA850_TPCC1_BASE + SZ_32K - 1,
  177. .flags = IORESOURCE_MEM,
  178. },
  179. {
  180. .name = "edma3_tc0",
  181. .start = DA850_TPTC2_BASE,
  182. .end = DA850_TPTC2_BASE + SZ_1K - 1,
  183. .flags = IORESOURCE_MEM,
  184. },
  185. {
  186. .name = "edma3_ccint",
  187. .start = IRQ_DA850_CCINT1,
  188. .flags = IORESOURCE_IRQ,
  189. },
  190. {
  191. .name = "edma3_ccerrint",
  192. .start = IRQ_DA850_CCERRINT1,
  193. .flags = IORESOURCE_IRQ,
  194. },
  195. };
  196. static const struct platform_device_info da8xx_edma0_device __initconst = {
  197. .name = "edma",
  198. .id = 0,
  199. .dma_mask = DMA_BIT_MASK(32),
  200. .res = da8xx_edma0_resources,
  201. .num_res = ARRAY_SIZE(da8xx_edma0_resources),
  202. .data = &da8xx_edma0_pdata,
  203. .size_data = sizeof(da8xx_edma0_pdata),
  204. };
  205. static const struct platform_device_info da850_edma1_device __initconst = {
  206. .name = "edma",
  207. .id = 1,
  208. .dma_mask = DMA_BIT_MASK(32),
  209. .res = da850_edma1_resources,
  210. .num_res = ARRAY_SIZE(da850_edma1_resources),
  211. .data = &da850_edma1_pdata,
  212. .size_data = sizeof(da850_edma1_pdata),
  213. };
  214. static const struct dma_slave_map da830_edma_map[] = {
  215. { "davinci-mcasp.0", "rx", EDMA_FILTER_PARAM(0, 0) },
  216. { "davinci-mcasp.0", "tx", EDMA_FILTER_PARAM(0, 1) },
  217. { "davinci-mcasp.1", "rx", EDMA_FILTER_PARAM(0, 2) },
  218. { "davinci-mcasp.1", "tx", EDMA_FILTER_PARAM(0, 3) },
  219. { "davinci-mcasp.2", "rx", EDMA_FILTER_PARAM(0, 4) },
  220. { "davinci-mcasp.2", "tx", EDMA_FILTER_PARAM(0, 5) },
  221. { "spi_davinci.0", "rx", EDMA_FILTER_PARAM(0, 14) },
  222. { "spi_davinci.0", "tx", EDMA_FILTER_PARAM(0, 15) },
  223. { "da830-mmc.0", "rx", EDMA_FILTER_PARAM(0, 16) },
  224. { "da830-mmc.0", "tx", EDMA_FILTER_PARAM(0, 17) },
  225. { "spi_davinci.1", "rx", EDMA_FILTER_PARAM(0, 18) },
  226. { "spi_davinci.1", "tx", EDMA_FILTER_PARAM(0, 19) },
  227. };
  228. int __init da830_register_edma(struct edma_rsv_info *rsv)
  229. {
  230. struct platform_device *edma_pdev;
  231. da8xx_edma0_pdata.rsv = rsv;
  232. da8xx_edma0_pdata.slave_map = da830_edma_map;
  233. da8xx_edma0_pdata.slavecnt = ARRAY_SIZE(da830_edma_map);
  234. edma_pdev = platform_device_register_full(&da8xx_edma0_device);
  235. return IS_ERR(edma_pdev) ? PTR_ERR(edma_pdev) : 0;
  236. }
  237. static const struct dma_slave_map da850_edma0_map[] = {
  238. { "davinci-mcasp.0", "rx", EDMA_FILTER_PARAM(0, 0) },
  239. { "davinci-mcasp.0", "tx", EDMA_FILTER_PARAM(0, 1) },
  240. { "davinci-mcbsp.0", "rx", EDMA_FILTER_PARAM(0, 2) },
  241. { "davinci-mcbsp.0", "tx", EDMA_FILTER_PARAM(0, 3) },
  242. { "davinci-mcbsp.1", "rx", EDMA_FILTER_PARAM(0, 4) },
  243. { "davinci-mcbsp.1", "tx", EDMA_FILTER_PARAM(0, 5) },
  244. { "spi_davinci.0", "rx", EDMA_FILTER_PARAM(0, 14) },
  245. { "spi_davinci.0", "tx", EDMA_FILTER_PARAM(0, 15) },
  246. { "da830-mmc.0", "rx", EDMA_FILTER_PARAM(0, 16) },
  247. { "da830-mmc.0", "tx", EDMA_FILTER_PARAM(0, 17) },
  248. { "spi_davinci.1", "rx", EDMA_FILTER_PARAM(0, 18) },
  249. { "spi_davinci.1", "tx", EDMA_FILTER_PARAM(0, 19) },
  250. };
  251. static const struct dma_slave_map da850_edma1_map[] = {
  252. { "da830-mmc.1", "rx", EDMA_FILTER_PARAM(1, 28) },
  253. { "da830-mmc.1", "tx", EDMA_FILTER_PARAM(1, 29) },
  254. };
  255. int __init da850_register_edma(struct edma_rsv_info *rsv[2])
  256. {
  257. struct platform_device *edma_pdev;
  258. if (rsv) {
  259. da8xx_edma0_pdata.rsv = rsv[0];
  260. da850_edma1_pdata.rsv = rsv[1];
  261. }
  262. da8xx_edma0_pdata.slave_map = da850_edma0_map;
  263. da8xx_edma0_pdata.slavecnt = ARRAY_SIZE(da850_edma0_map);
  264. edma_pdev = platform_device_register_full(&da8xx_edma0_device);
  265. if (IS_ERR(edma_pdev)) {
  266. pr_warn("%s: Failed to register eDMA0\n", __func__);
  267. return PTR_ERR(edma_pdev);
  268. }
  269. da850_edma1_pdata.slave_map = da850_edma1_map;
  270. da850_edma1_pdata.slavecnt = ARRAY_SIZE(da850_edma1_map);
  271. edma_pdev = platform_device_register_full(&da850_edma1_device);
  272. return IS_ERR(edma_pdev) ? PTR_ERR(edma_pdev) : 0;
  273. }
  274. static struct resource da8xx_i2c_resources0[] = {
  275. {
  276. .start = DA8XX_I2C0_BASE,
  277. .end = DA8XX_I2C0_BASE + SZ_4K - 1,
  278. .flags = IORESOURCE_MEM,
  279. },
  280. {
  281. .start = IRQ_DA8XX_I2CINT0,
  282. .end = IRQ_DA8XX_I2CINT0,
  283. .flags = IORESOURCE_IRQ,
  284. },
  285. };
  286. static struct platform_device da8xx_i2c_device0 = {
  287. .name = "i2c_davinci",
  288. .id = 1,
  289. .num_resources = ARRAY_SIZE(da8xx_i2c_resources0),
  290. .resource = da8xx_i2c_resources0,
  291. };
  292. static struct resource da8xx_i2c_resources1[] = {
  293. {
  294. .start = DA8XX_I2C1_BASE,
  295. .end = DA8XX_I2C1_BASE + SZ_4K - 1,
  296. .flags = IORESOURCE_MEM,
  297. },
  298. {
  299. .start = IRQ_DA8XX_I2CINT1,
  300. .end = IRQ_DA8XX_I2CINT1,
  301. .flags = IORESOURCE_IRQ,
  302. },
  303. };
  304. static struct platform_device da8xx_i2c_device1 = {
  305. .name = "i2c_davinci",
  306. .id = 2,
  307. .num_resources = ARRAY_SIZE(da8xx_i2c_resources1),
  308. .resource = da8xx_i2c_resources1,
  309. };
  310. int __init da8xx_register_i2c(int instance,
  311. struct davinci_i2c_platform_data *pdata)
  312. {
  313. struct platform_device *pdev;
  314. if (instance == 0)
  315. pdev = &da8xx_i2c_device0;
  316. else if (instance == 1)
  317. pdev = &da8xx_i2c_device1;
  318. else
  319. return -EINVAL;
  320. pdev->dev.platform_data = pdata;
  321. return platform_device_register(pdev);
  322. }
  323. static struct resource da8xx_watchdog_resources[] = {
  324. {
  325. .start = DA8XX_WDOG_BASE,
  326. .end = DA8XX_WDOG_BASE + SZ_4K - 1,
  327. .flags = IORESOURCE_MEM,
  328. },
  329. };
  330. static struct platform_device da8xx_wdt_device = {
  331. .name = "davinci-wdt",
  332. .id = -1,
  333. .num_resources = ARRAY_SIZE(da8xx_watchdog_resources),
  334. .resource = da8xx_watchdog_resources,
  335. };
  336. void da8xx_restart(enum reboot_mode mode, const char *cmd)
  337. {
  338. struct device *dev;
  339. dev = bus_find_device_by_name(&platform_bus_type, NULL, "davinci-wdt");
  340. if (!dev) {
  341. pr_err("%s: failed to find watchdog device\n", __func__);
  342. return;
  343. }
  344. davinci_watchdog_reset(to_platform_device(dev));
  345. }
  346. int __init da8xx_register_watchdog(void)
  347. {
  348. return platform_device_register(&da8xx_wdt_device);
  349. }
  350. static struct resource da8xx_emac_resources[] = {
  351. {
  352. .start = DA8XX_EMAC_CPPI_PORT_BASE,
  353. .end = DA8XX_EMAC_CPPI_PORT_BASE + SZ_16K - 1,
  354. .flags = IORESOURCE_MEM,
  355. },
  356. {
  357. .start = IRQ_DA8XX_C0_RX_THRESH_PULSE,
  358. .end = IRQ_DA8XX_C0_RX_THRESH_PULSE,
  359. .flags = IORESOURCE_IRQ,
  360. },
  361. {
  362. .start = IRQ_DA8XX_C0_RX_PULSE,
  363. .end = IRQ_DA8XX_C0_RX_PULSE,
  364. .flags = IORESOURCE_IRQ,
  365. },
  366. {
  367. .start = IRQ_DA8XX_C0_TX_PULSE,
  368. .end = IRQ_DA8XX_C0_TX_PULSE,
  369. .flags = IORESOURCE_IRQ,
  370. },
  371. {
  372. .start = IRQ_DA8XX_C0_MISC_PULSE,
  373. .end = IRQ_DA8XX_C0_MISC_PULSE,
  374. .flags = IORESOURCE_IRQ,
  375. },
  376. };
  377. struct emac_platform_data da8xx_emac_pdata = {
  378. .ctrl_reg_offset = DA8XX_EMAC_CTRL_REG_OFFSET,
  379. .ctrl_mod_reg_offset = DA8XX_EMAC_MOD_REG_OFFSET,
  380. .ctrl_ram_offset = DA8XX_EMAC_RAM_OFFSET,
  381. .ctrl_ram_size = DA8XX_EMAC_CTRL_RAM_SIZE,
  382. .version = EMAC_VERSION_2,
  383. };
  384. static struct platform_device da8xx_emac_device = {
  385. .name = "davinci_emac",
  386. .id = 1,
  387. .dev = {
  388. .platform_data = &da8xx_emac_pdata,
  389. },
  390. .num_resources = ARRAY_SIZE(da8xx_emac_resources),
  391. .resource = da8xx_emac_resources,
  392. };
  393. static struct resource da8xx_mdio_resources[] = {
  394. {
  395. .start = DA8XX_EMAC_MDIO_BASE,
  396. .end = DA8XX_EMAC_MDIO_BASE + SZ_4K - 1,
  397. .flags = IORESOURCE_MEM,
  398. },
  399. };
  400. static struct platform_device da8xx_mdio_device = {
  401. .name = "davinci_mdio",
  402. .id = 0,
  403. .num_resources = ARRAY_SIZE(da8xx_mdio_resources),
  404. .resource = da8xx_mdio_resources,
  405. };
  406. int __init da8xx_register_emac(void)
  407. {
  408. int ret;
  409. ret = platform_device_register(&da8xx_mdio_device);
  410. if (ret < 0)
  411. return ret;
  412. return platform_device_register(&da8xx_emac_device);
  413. }
  414. static struct resource da830_mcasp1_resources[] = {
  415. {
  416. .name = "mpu",
  417. .start = DAVINCI_DA830_MCASP1_REG_BASE,
  418. .end = DAVINCI_DA830_MCASP1_REG_BASE + (SZ_1K * 12) - 1,
  419. .flags = IORESOURCE_MEM,
  420. },
  421. /* TX event */
  422. {
  423. .name = "tx",
  424. .start = DAVINCI_DA830_DMA_MCASP1_AXEVT,
  425. .end = DAVINCI_DA830_DMA_MCASP1_AXEVT,
  426. .flags = IORESOURCE_DMA,
  427. },
  428. /* RX event */
  429. {
  430. .name = "rx",
  431. .start = DAVINCI_DA830_DMA_MCASP1_AREVT,
  432. .end = DAVINCI_DA830_DMA_MCASP1_AREVT,
  433. .flags = IORESOURCE_DMA,
  434. },
  435. {
  436. .name = "common",
  437. .start = IRQ_DA8XX_MCASPINT,
  438. .flags = IORESOURCE_IRQ,
  439. },
  440. };
  441. static struct platform_device da830_mcasp1_device = {
  442. .name = "davinci-mcasp",
  443. .id = 1,
  444. .num_resources = ARRAY_SIZE(da830_mcasp1_resources),
  445. .resource = da830_mcasp1_resources,
  446. };
  447. static struct resource da830_mcasp2_resources[] = {
  448. {
  449. .name = "mpu",
  450. .start = DAVINCI_DA830_MCASP2_REG_BASE,
  451. .end = DAVINCI_DA830_MCASP2_REG_BASE + (SZ_1K * 12) - 1,
  452. .flags = IORESOURCE_MEM,
  453. },
  454. /* TX event */
  455. {
  456. .name = "tx",
  457. .start = DAVINCI_DA830_DMA_MCASP2_AXEVT,
  458. .end = DAVINCI_DA830_DMA_MCASP2_AXEVT,
  459. .flags = IORESOURCE_DMA,
  460. },
  461. /* RX event */
  462. {
  463. .name = "rx",
  464. .start = DAVINCI_DA830_DMA_MCASP2_AREVT,
  465. .end = DAVINCI_DA830_DMA_MCASP2_AREVT,
  466. .flags = IORESOURCE_DMA,
  467. },
  468. {
  469. .name = "common",
  470. .start = IRQ_DA8XX_MCASPINT,
  471. .flags = IORESOURCE_IRQ,
  472. },
  473. };
  474. static struct platform_device da830_mcasp2_device = {
  475. .name = "davinci-mcasp",
  476. .id = 2,
  477. .num_resources = ARRAY_SIZE(da830_mcasp2_resources),
  478. .resource = da830_mcasp2_resources,
  479. };
  480. static struct resource da850_mcasp_resources[] = {
  481. {
  482. .name = "mpu",
  483. .start = DAVINCI_DA8XX_MCASP0_REG_BASE,
  484. .end = DAVINCI_DA8XX_MCASP0_REG_BASE + (SZ_1K * 12) - 1,
  485. .flags = IORESOURCE_MEM,
  486. },
  487. /* TX event */
  488. {
  489. .name = "tx",
  490. .start = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
  491. .end = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
  492. .flags = IORESOURCE_DMA,
  493. },
  494. /* RX event */
  495. {
  496. .name = "rx",
  497. .start = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
  498. .end = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
  499. .flags = IORESOURCE_DMA,
  500. },
  501. {
  502. .name = "common",
  503. .start = IRQ_DA8XX_MCASPINT,
  504. .flags = IORESOURCE_IRQ,
  505. },
  506. };
  507. static struct platform_device da850_mcasp_device = {
  508. .name = "davinci-mcasp",
  509. .id = 0,
  510. .num_resources = ARRAY_SIZE(da850_mcasp_resources),
  511. .resource = da850_mcasp_resources,
  512. };
  513. void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata)
  514. {
  515. struct platform_device *pdev;
  516. switch (id) {
  517. case 0:
  518. /* Valid for DA830/OMAP-L137 or DA850/OMAP-L138 */
  519. pdev = &da850_mcasp_device;
  520. break;
  521. case 1:
  522. /* Valid for DA830/OMAP-L137 only */
  523. if (!cpu_is_davinci_da830())
  524. return;
  525. pdev = &da830_mcasp1_device;
  526. break;
  527. case 2:
  528. /* Valid for DA830/OMAP-L137 only */
  529. if (!cpu_is_davinci_da830())
  530. return;
  531. pdev = &da830_mcasp2_device;
  532. break;
  533. default:
  534. return;
  535. }
  536. pdev->dev.platform_data = pdata;
  537. platform_device_register(pdev);
  538. }
  539. static struct resource da8xx_pruss_resources[] = {
  540. {
  541. .start = DA8XX_PRUSS_MEM_BASE,
  542. .end = DA8XX_PRUSS_MEM_BASE + 0xFFFF,
  543. .flags = IORESOURCE_MEM,
  544. },
  545. {
  546. .start = IRQ_DA8XX_EVTOUT0,
  547. .end = IRQ_DA8XX_EVTOUT0,
  548. .flags = IORESOURCE_IRQ,
  549. },
  550. {
  551. .start = IRQ_DA8XX_EVTOUT1,
  552. .end = IRQ_DA8XX_EVTOUT1,
  553. .flags = IORESOURCE_IRQ,
  554. },
  555. {
  556. .start = IRQ_DA8XX_EVTOUT2,
  557. .end = IRQ_DA8XX_EVTOUT2,
  558. .flags = IORESOURCE_IRQ,
  559. },
  560. {
  561. .start = IRQ_DA8XX_EVTOUT3,
  562. .end = IRQ_DA8XX_EVTOUT3,
  563. .flags = IORESOURCE_IRQ,
  564. },
  565. {
  566. .start = IRQ_DA8XX_EVTOUT4,
  567. .end = IRQ_DA8XX_EVTOUT4,
  568. .flags = IORESOURCE_IRQ,
  569. },
  570. {
  571. .start = IRQ_DA8XX_EVTOUT5,
  572. .end = IRQ_DA8XX_EVTOUT5,
  573. .flags = IORESOURCE_IRQ,
  574. },
  575. {
  576. .start = IRQ_DA8XX_EVTOUT6,
  577. .end = IRQ_DA8XX_EVTOUT6,
  578. .flags = IORESOURCE_IRQ,
  579. },
  580. {
  581. .start = IRQ_DA8XX_EVTOUT7,
  582. .end = IRQ_DA8XX_EVTOUT7,
  583. .flags = IORESOURCE_IRQ,
  584. },
  585. };
  586. static struct uio_pruss_pdata da8xx_uio_pruss_pdata = {
  587. .pintc_base = 0x4000,
  588. };
  589. static struct platform_device da8xx_uio_pruss_dev = {
  590. .name = "pruss_uio",
  591. .id = -1,
  592. .num_resources = ARRAY_SIZE(da8xx_pruss_resources),
  593. .resource = da8xx_pruss_resources,
  594. .dev = {
  595. .coherent_dma_mask = DMA_BIT_MASK(32),
  596. .platform_data = &da8xx_uio_pruss_pdata,
  597. }
  598. };
  599. int __init da8xx_register_uio_pruss(void)
  600. {
  601. da8xx_uio_pruss_pdata.sram_pool = sram_get_gen_pool();
  602. return platform_device_register(&da8xx_uio_pruss_dev);
  603. }
  604. static struct lcd_ctrl_config lcd_cfg = {
  605. .panel_shade = COLOR_ACTIVE,
  606. .bpp = 16,
  607. };
  608. struct da8xx_lcdc_platform_data sharp_lcd035q3dg01_pdata = {
  609. .manu_name = "sharp",
  610. .controller_data = &lcd_cfg,
  611. .type = "Sharp_LCD035Q3DG01",
  612. };
  613. struct da8xx_lcdc_platform_data sharp_lk043t1dg01_pdata = {
  614. .manu_name = "sharp",
  615. .controller_data = &lcd_cfg,
  616. .type = "Sharp_LK043T1DG01",
  617. };
  618. static struct resource da8xx_lcdc_resources[] = {
  619. [0] = { /* registers */
  620. .start = DA8XX_LCD_CNTRL_BASE,
  621. .end = DA8XX_LCD_CNTRL_BASE + SZ_4K - 1,
  622. .flags = IORESOURCE_MEM,
  623. },
  624. [1] = { /* interrupt */
  625. .start = IRQ_DA8XX_LCDINT,
  626. .end = IRQ_DA8XX_LCDINT,
  627. .flags = IORESOURCE_IRQ,
  628. },
  629. };
  630. static struct platform_device da8xx_lcdc_device = {
  631. .name = "da8xx_lcdc",
  632. .id = 0,
  633. .num_resources = ARRAY_SIZE(da8xx_lcdc_resources),
  634. .resource = da8xx_lcdc_resources,
  635. };
  636. int __init da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata)
  637. {
  638. da8xx_lcdc_device.dev.platform_data = pdata;
  639. return platform_device_register(&da8xx_lcdc_device);
  640. }
  641. static struct resource da8xx_gpio_resources[] = {
  642. { /* registers */
  643. .start = DA8XX_GPIO_BASE,
  644. .end = DA8XX_GPIO_BASE + SZ_4K - 1,
  645. .flags = IORESOURCE_MEM,
  646. },
  647. { /* interrupt */
  648. .start = IRQ_DA8XX_GPIO0,
  649. .end = IRQ_DA8XX_GPIO8,
  650. .flags = IORESOURCE_IRQ,
  651. },
  652. };
  653. static struct platform_device da8xx_gpio_device = {
  654. .name = "davinci_gpio",
  655. .id = -1,
  656. .num_resources = ARRAY_SIZE(da8xx_gpio_resources),
  657. .resource = da8xx_gpio_resources,
  658. };
  659. int __init da8xx_register_gpio(void *pdata)
  660. {
  661. da8xx_gpio_device.dev.platform_data = pdata;
  662. return platform_device_register(&da8xx_gpio_device);
  663. }
  664. static struct resource da8xx_mmcsd0_resources[] = {
  665. { /* registers */
  666. .start = DA8XX_MMCSD0_BASE,
  667. .end = DA8XX_MMCSD0_BASE + SZ_4K - 1,
  668. .flags = IORESOURCE_MEM,
  669. },
  670. { /* interrupt */
  671. .start = IRQ_DA8XX_MMCSDINT0,
  672. .end = IRQ_DA8XX_MMCSDINT0,
  673. .flags = IORESOURCE_IRQ,
  674. },
  675. };
  676. static struct platform_device da8xx_mmcsd0_device = {
  677. .name = "da830-mmc",
  678. .id = 0,
  679. .num_resources = ARRAY_SIZE(da8xx_mmcsd0_resources),
  680. .resource = da8xx_mmcsd0_resources,
  681. };
  682. int __init da8xx_register_mmcsd0(struct davinci_mmc_config *config)
  683. {
  684. da8xx_mmcsd0_device.dev.platform_data = config;
  685. return platform_device_register(&da8xx_mmcsd0_device);
  686. }
  687. #ifdef CONFIG_ARCH_DAVINCI_DA850
  688. static struct resource da850_mmcsd1_resources[] = {
  689. { /* registers */
  690. .start = DA850_MMCSD1_BASE,
  691. .end = DA850_MMCSD1_BASE + SZ_4K - 1,
  692. .flags = IORESOURCE_MEM,
  693. },
  694. { /* interrupt */
  695. .start = IRQ_DA850_MMCSDINT0_1,
  696. .end = IRQ_DA850_MMCSDINT0_1,
  697. .flags = IORESOURCE_IRQ,
  698. },
  699. };
  700. static struct platform_device da850_mmcsd1_device = {
  701. .name = "da830-mmc",
  702. .id = 1,
  703. .num_resources = ARRAY_SIZE(da850_mmcsd1_resources),
  704. .resource = da850_mmcsd1_resources,
  705. };
  706. int __init da850_register_mmcsd1(struct davinci_mmc_config *config)
  707. {
  708. da850_mmcsd1_device.dev.platform_data = config;
  709. return platform_device_register(&da850_mmcsd1_device);
  710. }
  711. #endif
  712. static struct resource da8xx_rproc_resources[] = {
  713. { /* DSP boot address */
  714. .start = DA8XX_SYSCFG0_BASE + DA8XX_HOST1CFG_REG,
  715. .end = DA8XX_SYSCFG0_BASE + DA8XX_HOST1CFG_REG + 3,
  716. .flags = IORESOURCE_MEM,
  717. },
  718. { /* DSP interrupt registers */
  719. .start = DA8XX_SYSCFG0_BASE + DA8XX_CHIPSIG_REG,
  720. .end = DA8XX_SYSCFG0_BASE + DA8XX_CHIPSIG_REG + 7,
  721. .flags = IORESOURCE_MEM,
  722. },
  723. { /* dsp irq */
  724. .start = IRQ_DA8XX_CHIPINT0,
  725. .end = IRQ_DA8XX_CHIPINT0,
  726. .flags = IORESOURCE_IRQ,
  727. },
  728. };
  729. static struct platform_device da8xx_dsp = {
  730. .name = "davinci-rproc",
  731. .dev = {
  732. .coherent_dma_mask = DMA_BIT_MASK(32),
  733. },
  734. .num_resources = ARRAY_SIZE(da8xx_rproc_resources),
  735. .resource = da8xx_rproc_resources,
  736. };
  737. #if IS_ENABLED(CONFIG_DA8XX_REMOTEPROC)
  738. static phys_addr_t rproc_base __initdata;
  739. static unsigned long rproc_size __initdata;
  740. static int __init early_rproc_mem(char *p)
  741. {
  742. char *endp;
  743. if (p == NULL)
  744. return 0;
  745. rproc_size = memparse(p, &endp);
  746. if (*endp == '@')
  747. rproc_base = memparse(endp + 1, NULL);
  748. return 0;
  749. }
  750. early_param("rproc_mem", early_rproc_mem);
  751. void __init da8xx_rproc_reserve_cma(void)
  752. {
  753. int ret;
  754. if (!rproc_base || !rproc_size) {
  755. pr_err("%s: 'rproc_mem=nn@address' badly specified\n"
  756. " 'nn' and 'address' must both be non-zero\n",
  757. __func__);
  758. return;
  759. }
  760. pr_info("%s: reserving 0x%lx @ 0x%lx...\n",
  761. __func__, rproc_size, (unsigned long)rproc_base);
  762. ret = dma_declare_contiguous(&da8xx_dsp.dev, rproc_size, rproc_base, 0);
  763. if (ret)
  764. pr_err("%s: dma_declare_contiguous failed %d\n", __func__, ret);
  765. }
  766. #else
  767. void __init da8xx_rproc_reserve_cma(void)
  768. {
  769. }
  770. #endif
  771. int __init da8xx_register_rproc(void)
  772. {
  773. int ret;
  774. ret = platform_device_register(&da8xx_dsp);
  775. if (ret)
  776. pr_err("%s: can't register DSP device: %d\n", __func__, ret);
  777. return ret;
  778. };
  779. static struct resource da8xx_rtc_resources[] = {
  780. {
  781. .start = DA8XX_RTC_BASE,
  782. .end = DA8XX_RTC_BASE + SZ_4K - 1,
  783. .flags = IORESOURCE_MEM,
  784. },
  785. { /* timer irq */
  786. .start = IRQ_DA8XX_RTC,
  787. .end = IRQ_DA8XX_RTC,
  788. .flags = IORESOURCE_IRQ,
  789. },
  790. { /* alarm irq */
  791. .start = IRQ_DA8XX_RTC,
  792. .end = IRQ_DA8XX_RTC,
  793. .flags = IORESOURCE_IRQ,
  794. },
  795. };
  796. static struct platform_device da8xx_rtc_device = {
  797. .name = "da830-rtc",
  798. .id = -1,
  799. .num_resources = ARRAY_SIZE(da8xx_rtc_resources),
  800. .resource = da8xx_rtc_resources,
  801. };
  802. int da8xx_register_rtc(void)
  803. {
  804. return platform_device_register(&da8xx_rtc_device);
  805. }
  806. static void __iomem *da8xx_ddr2_ctlr_base;
  807. void __iomem * __init da8xx_get_mem_ctlr(void)
  808. {
  809. if (da8xx_ddr2_ctlr_base)
  810. return da8xx_ddr2_ctlr_base;
  811. da8xx_ddr2_ctlr_base = ioremap(DA8XX_DDR2_CTL_BASE, SZ_32K);
  812. if (!da8xx_ddr2_ctlr_base)
  813. pr_warn("%s: Unable to map DDR2 controller", __func__);
  814. return da8xx_ddr2_ctlr_base;
  815. }
  816. static struct resource da8xx_cpuidle_resources[] = {
  817. {
  818. .start = DA8XX_DDR2_CTL_BASE,
  819. .end = DA8XX_DDR2_CTL_BASE + SZ_32K - 1,
  820. .flags = IORESOURCE_MEM,
  821. },
  822. };
  823. /* DA8XX devices support DDR2 power down */
  824. static struct davinci_cpuidle_config da8xx_cpuidle_pdata = {
  825. .ddr2_pdown = 1,
  826. };
  827. static struct platform_device da8xx_cpuidle_device = {
  828. .name = "cpuidle-davinci",
  829. .num_resources = ARRAY_SIZE(da8xx_cpuidle_resources),
  830. .resource = da8xx_cpuidle_resources,
  831. .dev = {
  832. .platform_data = &da8xx_cpuidle_pdata,
  833. },
  834. };
  835. int __init da8xx_register_cpuidle(void)
  836. {
  837. da8xx_cpuidle_pdata.ddr2_ctlr_base = da8xx_get_mem_ctlr();
  838. return platform_device_register(&da8xx_cpuidle_device);
  839. }
  840. static struct resource da8xx_spi0_resources[] = {
  841. [0] = {
  842. .start = DA8XX_SPI0_BASE,
  843. .end = DA8XX_SPI0_BASE + SZ_4K - 1,
  844. .flags = IORESOURCE_MEM,
  845. },
  846. [1] = {
  847. .start = IRQ_DA8XX_SPINT0,
  848. .end = IRQ_DA8XX_SPINT0,
  849. .flags = IORESOURCE_IRQ,
  850. },
  851. };
  852. static struct resource da8xx_spi1_resources[] = {
  853. [0] = {
  854. .start = DA830_SPI1_BASE,
  855. .end = DA830_SPI1_BASE + SZ_4K - 1,
  856. .flags = IORESOURCE_MEM,
  857. },
  858. [1] = {
  859. .start = IRQ_DA8XX_SPINT1,
  860. .end = IRQ_DA8XX_SPINT1,
  861. .flags = IORESOURCE_IRQ,
  862. },
  863. };
  864. static struct davinci_spi_platform_data da8xx_spi_pdata[] = {
  865. [0] = {
  866. .version = SPI_VERSION_2,
  867. .intr_line = 1,
  868. .dma_event_q = EVENTQ_0,
  869. .prescaler_limit = 2,
  870. },
  871. [1] = {
  872. .version = SPI_VERSION_2,
  873. .intr_line = 1,
  874. .dma_event_q = EVENTQ_0,
  875. .prescaler_limit = 2,
  876. },
  877. };
  878. static struct platform_device da8xx_spi_device[] = {
  879. [0] = {
  880. .name = "spi_davinci",
  881. .id = 0,
  882. .num_resources = ARRAY_SIZE(da8xx_spi0_resources),
  883. .resource = da8xx_spi0_resources,
  884. .dev = {
  885. .platform_data = &da8xx_spi_pdata[0],
  886. },
  887. },
  888. [1] = {
  889. .name = "spi_davinci",
  890. .id = 1,
  891. .num_resources = ARRAY_SIZE(da8xx_spi1_resources),
  892. .resource = da8xx_spi1_resources,
  893. .dev = {
  894. .platform_data = &da8xx_spi_pdata[1],
  895. },
  896. },
  897. };
  898. int __init da8xx_register_spi_bus(int instance, unsigned num_chipselect)
  899. {
  900. if (instance < 0 || instance > 1)
  901. return -EINVAL;
  902. da8xx_spi_pdata[instance].num_chipselect = num_chipselect;
  903. if (instance == 1 && cpu_is_davinci_da850()) {
  904. da8xx_spi1_resources[0].start = DA850_SPI1_BASE;
  905. da8xx_spi1_resources[0].end = DA850_SPI1_BASE + SZ_4K - 1;
  906. }
  907. return platform_device_register(&da8xx_spi_device[instance]);
  908. }
  909. #ifdef CONFIG_ARCH_DAVINCI_DA850
  910. static struct clk sata_refclk = {
  911. .name = "sata_refclk",
  912. .set_rate = davinci_simple_set_rate,
  913. };
  914. static struct clk_lookup sata_refclk_lookup =
  915. CLK("ahci_da850", "refclk", &sata_refclk);
  916. int __init da850_register_sata_refclk(int rate)
  917. {
  918. int ret;
  919. sata_refclk.rate = rate;
  920. ret = clk_register(&sata_refclk);
  921. if (ret)
  922. return ret;
  923. clkdev_add(&sata_refclk_lookup);
  924. return 0;
  925. }
  926. static struct resource da850_sata_resources[] = {
  927. {
  928. .start = DA850_SATA_BASE,
  929. .end = DA850_SATA_BASE + 0x1fff,
  930. .flags = IORESOURCE_MEM,
  931. },
  932. {
  933. .start = DA8XX_SYSCFG1_BASE + DA8XX_PWRDN_REG,
  934. .end = DA8XX_SYSCFG1_BASE + DA8XX_PWRDN_REG + 0x3,
  935. .flags = IORESOURCE_MEM,
  936. },
  937. {
  938. .start = IRQ_DA850_SATAINT,
  939. .flags = IORESOURCE_IRQ,
  940. },
  941. };
  942. static u64 da850_sata_dmamask = DMA_BIT_MASK(32);
  943. static struct platform_device da850_sata_device = {
  944. .name = "ahci_da850",
  945. .id = -1,
  946. .dev = {
  947. .dma_mask = &da850_sata_dmamask,
  948. .coherent_dma_mask = DMA_BIT_MASK(32),
  949. },
  950. .num_resources = ARRAY_SIZE(da850_sata_resources),
  951. .resource = da850_sata_resources,
  952. };
  953. int __init da850_register_sata(unsigned long refclkpn)
  954. {
  955. int ret;
  956. ret = da850_register_sata_refclk(refclkpn);
  957. if (ret)
  958. return ret;
  959. return platform_device_register(&da850_sata_device);
  960. }
  961. #endif
  962. static struct syscon_platform_data da8xx_cfgchip_platform_data = {
  963. .label = "cfgchip",
  964. };
  965. static struct resource da8xx_cfgchip_resources[] = {
  966. {
  967. .start = DA8XX_SYSCFG0_BASE + DA8XX_CFGCHIP0_REG,
  968. .end = DA8XX_SYSCFG0_BASE + DA8XX_CFGCHIP4_REG + 3,
  969. .flags = IORESOURCE_MEM,
  970. },
  971. };
  972. static struct platform_device da8xx_cfgchip_device = {
  973. .name = "syscon",
  974. .id = -1,
  975. .dev = {
  976. .platform_data = &da8xx_cfgchip_platform_data,
  977. },
  978. .num_resources = ARRAY_SIZE(da8xx_cfgchip_resources),
  979. .resource = da8xx_cfgchip_resources,
  980. };
  981. int __init da8xx_register_cfgchip(void)
  982. {
  983. return platform_device_register(&da8xx_cfgchip_device);
  984. }