cm_t35.c 21 KB

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  1. /*
  2. * (C) Copyright 2011 - 2013 CompuLab, Ltd. <www.compulab.co.il>
  3. *
  4. * Authors: Mike Rapoport <mike@compulab.co.il>
  5. * Igor Grinberg <grinberg@compulab.co.il>
  6. *
  7. * Derived from omap3evm and Beagle Board by
  8. * Manikandan Pillai <mani.pillai@ti.com>
  9. * Richard Woodruff <r-woodruff2@ti.com>
  10. * Syed Mohammed Khasim <x0khasim@ti.com>
  11. *
  12. * SPDX-License-Identifier: GPL-2.0+
  13. */
  14. #include <common.h>
  15. #include <status_led.h>
  16. #include <netdev.h>
  17. #include <net.h>
  18. #include <i2c.h>
  19. #include <usb.h>
  20. #include <mmc.h>
  21. #include <nand.h>
  22. #include <twl4030.h>
  23. #include <bmp_layout.h>
  24. #include <linux/compiler.h>
  25. #include <asm/io.h>
  26. #include <asm/arch/mem.h>
  27. #include <asm/arch/mux.h>
  28. #include <asm/arch/mmc_host_def.h>
  29. #include <asm/arch/sys_proto.h>
  30. #include <asm/mach-types.h>
  31. #include <asm/ehci-omap.h>
  32. #include <asm/gpio.h>
  33. #include "../common/common.h"
  34. #include "../common/eeprom.h"
  35. DECLARE_GLOBAL_DATA_PTR;
  36. const omap3_sysinfo sysinfo = {
  37. DDR_DISCRETE,
  38. "CM-T3x board",
  39. "NAND",
  40. };
  41. static u32 gpmc_net_config[GPMC_MAX_REG] = {
  42. NET_GPMC_CONFIG1,
  43. NET_GPMC_CONFIG2,
  44. NET_GPMC_CONFIG3,
  45. NET_GPMC_CONFIG4,
  46. NET_GPMC_CONFIG5,
  47. NET_GPMC_CONFIG6,
  48. 0
  49. };
  50. #ifdef CONFIG_LCD
  51. #ifdef CONFIG_CMD_NAND
  52. static int splash_load_from_nand(u32 bmp_load_addr)
  53. {
  54. struct bmp_header *bmp_hdr;
  55. int res, splash_screen_nand_offset = 0x100000;
  56. size_t bmp_size, bmp_header_size = sizeof(struct bmp_header);
  57. if (bmp_load_addr + bmp_header_size >= gd->start_addr_sp)
  58. goto splash_address_too_high;
  59. res = nand_read_skip_bad(&nand_info[nand_curr_device],
  60. splash_screen_nand_offset, &bmp_header_size,
  61. NULL, nand_info[nand_curr_device].size,
  62. (u_char *)bmp_load_addr);
  63. if (res < 0)
  64. return res;
  65. bmp_hdr = (struct bmp_header *)bmp_load_addr;
  66. bmp_size = le32_to_cpu(bmp_hdr->file_size);
  67. if (bmp_load_addr + bmp_size >= gd->start_addr_sp)
  68. goto splash_address_too_high;
  69. return nand_read_skip_bad(&nand_info[nand_curr_device],
  70. splash_screen_nand_offset, &bmp_size,
  71. NULL, nand_info[nand_curr_device].size,
  72. (u_char *)bmp_load_addr);
  73. splash_address_too_high:
  74. printf("Error: splashimage address too high. Data overwrites U-Boot "
  75. "and/or placed beyond DRAM boundaries.\n");
  76. return -1;
  77. }
  78. #else
  79. static inline int splash_load_from_nand(void)
  80. {
  81. return -1;
  82. }
  83. #endif /* CONFIG_CMD_NAND */
  84. #ifdef CONFIG_SPL_BUILD
  85. /*
  86. * Routine: get_board_mem_timings
  87. * Description: If we use SPL then there is no x-loader nor config header
  88. * so we have to setup the DDR timings ourself on both banks.
  89. */
  90. void get_board_mem_timings(struct board_sdrc_timings *timings)
  91. {
  92. timings->mr = MICRON_V_MR_165;
  93. timings->mcfg = MICRON_V_MCFG_200(256 << 20); /* raswidth 14 needed */
  94. timings->ctrla = MICRON_V_ACTIMA_165;
  95. timings->ctrlb = MICRON_V_ACTIMB_165;
  96. timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
  97. }
  98. #endif
  99. int splash_screen_prepare(void)
  100. {
  101. char *env_splashimage_value;
  102. u32 bmp_load_addr;
  103. env_splashimage_value = getenv("splashimage");
  104. if (env_splashimage_value == NULL)
  105. return -1;
  106. bmp_load_addr = simple_strtoul(env_splashimage_value, 0, 16);
  107. if (bmp_load_addr == 0) {
  108. printf("Error: bad splashimage address specified\n");
  109. return -1;
  110. }
  111. return splash_load_from_nand(bmp_load_addr);
  112. }
  113. #endif /* CONFIG_LCD */
  114. /*
  115. * Routine: board_init
  116. * Description: hardware init.
  117. */
  118. int board_init(void)
  119. {
  120. gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
  121. /* board id for Linux */
  122. if (get_cpu_family() == CPU_OMAP34XX)
  123. gd->bd->bi_arch_number = MACH_TYPE_CM_T35;
  124. else
  125. gd->bd->bi_arch_number = MACH_TYPE_CM_T3730;
  126. /* boot param addr */
  127. gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
  128. #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
  129. status_led_set(STATUS_LED_BOOT, STATUS_LED_ON);
  130. #endif
  131. return 0;
  132. }
  133. /*
  134. * Routine: get_board_rev
  135. * Description: read system revision
  136. */
  137. u32 get_board_rev(void)
  138. {
  139. return cl_eeprom_get_board_rev();
  140. };
  141. int misc_init_r(void)
  142. {
  143. cl_print_pcb_info();
  144. dieid_num_r();
  145. return 0;
  146. }
  147. /*
  148. * Routine: set_muxconf_regs
  149. * Description: Setting up the configuration Mux registers specific to the
  150. * hardware. Many pins need to be moved from protect to primary
  151. * mode.
  152. */
  153. static void cm_t3x_set_common_muxconf(void)
  154. {
  155. /* SDRC */
  156. MUX_VAL(CP(SDRC_D0), (IEN | PTD | DIS | M0)); /*SDRC_D0*/
  157. MUX_VAL(CP(SDRC_D1), (IEN | PTD | DIS | M0)); /*SDRC_D1*/
  158. MUX_VAL(CP(SDRC_D2), (IEN | PTD | DIS | M0)); /*SDRC_D2*/
  159. MUX_VAL(CP(SDRC_D3), (IEN | PTD | DIS | M0)); /*SDRC_D3*/
  160. MUX_VAL(CP(SDRC_D4), (IEN | PTD | DIS | M0)); /*SDRC_D4*/
  161. MUX_VAL(CP(SDRC_D5), (IEN | PTD | DIS | M0)); /*SDRC_D5*/
  162. MUX_VAL(CP(SDRC_D6), (IEN | PTD | DIS | M0)); /*SDRC_D6*/
  163. MUX_VAL(CP(SDRC_D7), (IEN | PTD | DIS | M0)); /*SDRC_D7*/
  164. MUX_VAL(CP(SDRC_D8), (IEN | PTD | DIS | M0)); /*SDRC_D8*/
  165. MUX_VAL(CP(SDRC_D9), (IEN | PTD | DIS | M0)); /*SDRC_D9*/
  166. MUX_VAL(CP(SDRC_D10), (IEN | PTD | DIS | M0)); /*SDRC_D10*/
  167. MUX_VAL(CP(SDRC_D11), (IEN | PTD | DIS | M0)); /*SDRC_D11*/
  168. MUX_VAL(CP(SDRC_D12), (IEN | PTD | DIS | M0)); /*SDRC_D12*/
  169. MUX_VAL(CP(SDRC_D13), (IEN | PTD | DIS | M0)); /*SDRC_D13*/
  170. MUX_VAL(CP(SDRC_D14), (IEN | PTD | DIS | M0)); /*SDRC_D14*/
  171. MUX_VAL(CP(SDRC_D15), (IEN | PTD | DIS | M0)); /*SDRC_D15*/
  172. MUX_VAL(CP(SDRC_D16), (IEN | PTD | DIS | M0)); /*SDRC_D16*/
  173. MUX_VAL(CP(SDRC_D17), (IEN | PTD | DIS | M0)); /*SDRC_D17*/
  174. MUX_VAL(CP(SDRC_D18), (IEN | PTD | DIS | M0)); /*SDRC_D18*/
  175. MUX_VAL(CP(SDRC_D19), (IEN | PTD | DIS | M0)); /*SDRC_D19*/
  176. MUX_VAL(CP(SDRC_D20), (IEN | PTD | DIS | M0)); /*SDRC_D20*/
  177. MUX_VAL(CP(SDRC_D21), (IEN | PTD | DIS | M0)); /*SDRC_D21*/
  178. MUX_VAL(CP(SDRC_D22), (IEN | PTD | DIS | M0)); /*SDRC_D22*/
  179. MUX_VAL(CP(SDRC_D23), (IEN | PTD | DIS | M0)); /*SDRC_D23*/
  180. MUX_VAL(CP(SDRC_D24), (IEN | PTD | DIS | M0)); /*SDRC_D24*/
  181. MUX_VAL(CP(SDRC_D25), (IEN | PTD | DIS | M0)); /*SDRC_D25*/
  182. MUX_VAL(CP(SDRC_D26), (IEN | PTD | DIS | M0)); /*SDRC_D26*/
  183. MUX_VAL(CP(SDRC_D27), (IEN | PTD | DIS | M0)); /*SDRC_D27*/
  184. MUX_VAL(CP(SDRC_D28), (IEN | PTD | DIS | M0)); /*SDRC_D28*/
  185. MUX_VAL(CP(SDRC_D29), (IEN | PTD | DIS | M0)); /*SDRC_D29*/
  186. MUX_VAL(CP(SDRC_D30), (IEN | PTD | DIS | M0)); /*SDRC_D30*/
  187. MUX_VAL(CP(SDRC_D31), (IEN | PTD | DIS | M0)); /*SDRC_D31*/
  188. MUX_VAL(CP(SDRC_CLK), (IEN | PTD | DIS | M0)); /*SDRC_CLK*/
  189. MUX_VAL(CP(SDRC_DQS0), (IEN | PTD | DIS | M0)); /*SDRC_DQS0*/
  190. MUX_VAL(CP(SDRC_DQS1), (IEN | PTD | DIS | M0)); /*SDRC_DQS1*/
  191. MUX_VAL(CP(SDRC_DQS2), (IEN | PTD | DIS | M0)); /*SDRC_DQS2*/
  192. MUX_VAL(CP(SDRC_DQS3), (IEN | PTD | DIS | M0)); /*SDRC_DQS3*/
  193. MUX_VAL(CP(SDRC_CKE0), (IDIS | PTU | EN | M0)); /*SDRC_CKE0*/
  194. MUX_VAL(CP(SDRC_CKE1), (IDIS | PTD | DIS | M7)); /*SDRC_CKE1*/
  195. /* GPMC */
  196. MUX_VAL(CP(GPMC_A1), (IDIS | PTU | EN | M0)); /*GPMC_A1*/
  197. MUX_VAL(CP(GPMC_A2), (IDIS | PTU | EN | M0)); /*GPMC_A2*/
  198. MUX_VAL(CP(GPMC_A3), (IDIS | PTU | EN | M0)); /*GPMC_A3*/
  199. MUX_VAL(CP(GPMC_A4), (IDIS | PTU | EN | M0)); /*GPMC_A4*/
  200. MUX_VAL(CP(GPMC_A5), (IDIS | PTU | EN | M0)); /*GPMC_A5*/
  201. MUX_VAL(CP(GPMC_A6), (IDIS | PTU | EN | M0)); /*GPMC_A6*/
  202. MUX_VAL(CP(GPMC_A7), (IDIS | PTU | EN | M0)); /*GPMC_A7*/
  203. MUX_VAL(CP(GPMC_A8), (IDIS | PTU | EN | M0)); /*GPMC_A8*/
  204. MUX_VAL(CP(GPMC_A9), (IDIS | PTU | EN | M0)); /*GPMC_A9*/
  205. MUX_VAL(CP(GPMC_A10), (IDIS | PTU | EN | M0)); /*GPMC_A10*/
  206. MUX_VAL(CP(GPMC_D0), (IEN | PTU | EN | M0)); /*GPMC_D0*/
  207. MUX_VAL(CP(GPMC_D1), (IEN | PTU | EN | M0)); /*GPMC_D1*/
  208. MUX_VAL(CP(GPMC_D2), (IEN | PTU | EN | M0)); /*GPMC_D2*/
  209. MUX_VAL(CP(GPMC_D3), (IEN | PTU | EN | M0)); /*GPMC_D3*/
  210. MUX_VAL(CP(GPMC_D4), (IEN | PTU | EN | M0)); /*GPMC_D4*/
  211. MUX_VAL(CP(GPMC_D5), (IEN | PTU | EN | M0)); /*GPMC_D5*/
  212. MUX_VAL(CP(GPMC_D6), (IEN | PTU | EN | M0)); /*GPMC_D6*/
  213. MUX_VAL(CP(GPMC_D7), (IEN | PTU | EN | M0)); /*GPMC_D7*/
  214. MUX_VAL(CP(GPMC_D8), (IEN | PTU | EN | M0)); /*GPMC_D8*/
  215. MUX_VAL(CP(GPMC_D9), (IEN | PTU | EN | M0)); /*GPMC_D9*/
  216. MUX_VAL(CP(GPMC_D10), (IEN | PTU | EN | M0)); /*GPMC_D10*/
  217. MUX_VAL(CP(GPMC_D11), (IEN | PTU | EN | M0)); /*GPMC_D11*/
  218. MUX_VAL(CP(GPMC_D12), (IEN | PTU | EN | M0)); /*GPMC_D12*/
  219. MUX_VAL(CP(GPMC_D13), (IEN | PTU | EN | M0)); /*GPMC_D13*/
  220. MUX_VAL(CP(GPMC_D14), (IEN | PTU | EN | M0)); /*GPMC_D14*/
  221. MUX_VAL(CP(GPMC_D15), (IEN | PTU | EN | M0)); /*GPMC_D15*/
  222. MUX_VAL(CP(GPMC_NCS0), (IDIS | PTU | EN | M0)); /*GPMC_nCS0*/
  223. /* SB-T35 Ethernet */
  224. MUX_VAL(CP(GPMC_NCS4), (IEN | PTU | EN | M0)); /*GPMC_nCS4*/
  225. /* DVI enable */
  226. MUX_VAL(CP(GPMC_NCS3), (IDIS | PTU | DIS | M4));/*GPMC_nCS3*/
  227. /* DataImage backlight */
  228. MUX_VAL(CP(GPMC_NCS7), (IDIS | PTU | DIS | M4));/*GPIO_58*/
  229. /* CM-T3x Ethernet */
  230. MUX_VAL(CP(GPMC_NCS5), (IDIS | PTU | DIS | M0)); /*GPMC_nCS5*/
  231. MUX_VAL(CP(GPMC_CLK), (IEN | PTD | DIS | M4)); /*GPIO_59*/
  232. MUX_VAL(CP(GPMC_NADV_ALE), (IDIS | PTD | DIS | M0)); /*nADV_ALE*/
  233. MUX_VAL(CP(GPMC_NOE), (IDIS | PTD | DIS | M0)); /*nOE*/
  234. MUX_VAL(CP(GPMC_NWE), (IDIS | PTD | DIS | M0)); /*nWE*/
  235. MUX_VAL(CP(GPMC_NBE0_CLE), (IDIS | PTU | EN | M0)); /*nBE0_CLE*/
  236. MUX_VAL(CP(GPMC_NBE1), (IDIS | PTD | DIS | M4)); /*GPIO_61*/
  237. MUX_VAL(CP(GPMC_NWP), (IEN | PTD | DIS | M0)); /*nWP*/
  238. MUX_VAL(CP(GPMC_WAIT0), (IEN | PTU | EN | M0)); /*WAIT0*/
  239. /* DSS */
  240. MUX_VAL(CP(DSS_PCLK), (IDIS | PTD | DIS | M0)); /*DSS_PCLK*/
  241. MUX_VAL(CP(DSS_HSYNC), (IDIS | PTD | DIS | M0)); /*DSS_HSYNC*/
  242. MUX_VAL(CP(DSS_VSYNC), (IDIS | PTD | DIS | M0)); /*DSS_VSYNC*/
  243. MUX_VAL(CP(DSS_ACBIAS), (IDIS | PTD | DIS | M0)); /*DSS_ACBIAS*/
  244. MUX_VAL(CP(DSS_DATA6), (IDIS | PTD | DIS | M0)); /*DSS_DATA6*/
  245. MUX_VAL(CP(DSS_DATA7), (IDIS | PTD | DIS | M0)); /*DSS_DATA7*/
  246. MUX_VAL(CP(DSS_DATA8), (IDIS | PTD | DIS | M0)); /*DSS_DATA8*/
  247. MUX_VAL(CP(DSS_DATA9), (IDIS | PTD | DIS | M0)); /*DSS_DATA9*/
  248. MUX_VAL(CP(DSS_DATA10), (IDIS | PTD | DIS | M0)); /*DSS_DATA10*/
  249. MUX_VAL(CP(DSS_DATA11), (IDIS | PTD | DIS | M0)); /*DSS_DATA11*/
  250. MUX_VAL(CP(DSS_DATA12), (IDIS | PTD | DIS | M0)); /*DSS_DATA12*/
  251. MUX_VAL(CP(DSS_DATA13), (IDIS | PTD | DIS | M0)); /*DSS_DATA13*/
  252. MUX_VAL(CP(DSS_DATA14), (IDIS | PTD | DIS | M0)); /*DSS_DATA14*/
  253. MUX_VAL(CP(DSS_DATA15), (IDIS | PTD | DIS | M0)); /*DSS_DATA15*/
  254. MUX_VAL(CP(DSS_DATA16), (IDIS | PTD | DIS | M0)); /*DSS_DATA16*/
  255. MUX_VAL(CP(DSS_DATA17), (IDIS | PTD | DIS | M0)); /*DSS_DATA17*/
  256. /* serial interface */
  257. MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | DIS | M0)); /*UART3_RX*/
  258. MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0)); /*UART3_TX*/
  259. /* mUSB */
  260. MUX_VAL(CP(HSUSB0_CLK), (IEN | PTD | DIS | M0)); /*HSUSB0_CLK*/
  261. MUX_VAL(CP(HSUSB0_STP), (IDIS | PTU | EN | M0)); /*HSUSB0_STP*/
  262. MUX_VAL(CP(HSUSB0_DIR), (IEN | PTD | DIS | M0)); /*HSUSB0_DIR*/
  263. MUX_VAL(CP(HSUSB0_NXT), (IEN | PTD | DIS | M0)); /*HSUSB0_NXT*/
  264. MUX_VAL(CP(HSUSB0_DATA0), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA0*/
  265. MUX_VAL(CP(HSUSB0_DATA1), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA1*/
  266. MUX_VAL(CP(HSUSB0_DATA2), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA2*/
  267. MUX_VAL(CP(HSUSB0_DATA3), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA3*/
  268. MUX_VAL(CP(HSUSB0_DATA4), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA4*/
  269. MUX_VAL(CP(HSUSB0_DATA5), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA5*/
  270. MUX_VAL(CP(HSUSB0_DATA6), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA6*/
  271. MUX_VAL(CP(HSUSB0_DATA7), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA7*/
  272. /* USB EHCI */
  273. MUX_VAL(CP(ETK_D0_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT0*/
  274. MUX_VAL(CP(ETK_D1_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT1*/
  275. MUX_VAL(CP(ETK_D2_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT2*/
  276. MUX_VAL(CP(ETK_D7_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT3*/
  277. MUX_VAL(CP(ETK_D4_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT4*/
  278. MUX_VAL(CP(ETK_D5_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT5*/
  279. MUX_VAL(CP(ETK_D6_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT6*/
  280. MUX_VAL(CP(ETK_D3_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT7*/
  281. MUX_VAL(CP(ETK_D8_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DIR*/
  282. MUX_VAL(CP(ETK_D9_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_NXT*/
  283. MUX_VAL(CP(ETK_CTL_ES2), (IDIS | PTD | DIS | M3)); /*HSUSB1_CLK*/
  284. MUX_VAL(CP(ETK_CLK_ES2), (IDIS | PTU | DIS | M3)); /*HSUSB1_STP*/
  285. MUX_VAL(CP(ETK_D14_ES2), (IEN | PTD | EN | M3)); /*HSUSB2_DT0*/
  286. MUX_VAL(CP(ETK_D15_ES2), (IEN | PTD | EN | M3)); /*HSUSB2_DT1*/
  287. MUX_VAL(CP(MCSPI1_CS3), (IEN | PTD | EN | M3)); /*HSUSB2_DT2*/
  288. MUX_VAL(CP(MCSPI2_CS1), (IEN | PTD | EN | M3)); /*HSUSB2_DT3*/
  289. MUX_VAL(CP(MCSPI2_SIMO), (IEN | PTD | EN | M3)); /*HSUSB2_DT4*/
  290. MUX_VAL(CP(MCSPI2_SOMI), (IEN | PTD | EN | M3)); /*HSUSB2_DT5*/
  291. MUX_VAL(CP(MCSPI2_CS0), (IEN | PTD | EN | M3)); /*HSUSB2_DT6*/
  292. MUX_VAL(CP(MCSPI2_CLK), (IEN | PTD | EN | M3)); /*HSUSB2_DT7*/
  293. MUX_VAL(CP(ETK_D12_ES2), (IEN | PTD | EN | M3)); /*HSUSB2_DIR*/
  294. MUX_VAL(CP(ETK_D13_ES2), (IEN | PTD | EN | M3)); /*HSUSB2_NXT*/
  295. MUX_VAL(CP(ETK_D10_ES2), (IDIS | PTD | DIS | M3)); /*HSUSB2_CLK*/
  296. MUX_VAL(CP(ETK_D11_ES2), (IDIS | PTU | DIS | M3)); /*HSUSB2_STP*/
  297. /* SB_T35_USB_HUB_RESET_GPIO */
  298. MUX_VAL(CP(CAM_WEN), (IDIS | PTD | DIS | M4)); /*GPIO_167*/
  299. /* I2C1 */
  300. MUX_VAL(CP(I2C1_SCL), (IEN | PTU | EN | M0)); /*I2C1_SCL*/
  301. MUX_VAL(CP(I2C1_SDA), (IEN | PTU | EN | M0)); /*I2C1_SDA*/
  302. /* I2C2 */
  303. MUX_VAL(CP(I2C2_SCL), (IEN | PTU | EN | M0)); /*I2C2_SCL*/
  304. MUX_VAL(CP(I2C2_SDA), (IEN | PTU | EN | M0)); /*I2C2_SDA*/
  305. /* I2C3 */
  306. MUX_VAL(CP(I2C3_SCL), (IEN | PTU | EN | M0)); /*I2C3_SCL*/
  307. MUX_VAL(CP(I2C3_SDA), (IEN | PTU | EN | M0)); /*I2C3_SDA*/
  308. /* control and debug */
  309. MUX_VAL(CP(SYS_32K), (IEN | PTD | DIS | M0)); /*SYS_32K*/
  310. MUX_VAL(CP(SYS_CLKREQ), (IEN | PTD | DIS | M0)); /*SYS_CLKREQ*/
  311. MUX_VAL(CP(SYS_NIRQ), (IEN | PTU | EN | M0)); /*SYS_nIRQ*/
  312. MUX_VAL(CP(SYS_OFF_MODE), (IEN | PTD | DIS | M0)); /*OFF_MODE*/
  313. MUX_VAL(CP(SYS_CLKOUT1), (IEN | PTD | DIS | M0)); /*CLKOUT1*/
  314. MUX_VAL(CP(SYS_CLKOUT2), (IDIS | PTU | DIS | M4)); /*green LED*/
  315. MUX_VAL(CP(JTAG_NTRST), (IEN | PTD | DIS | M0)); /*JTAG_NTRST*/
  316. MUX_VAL(CP(JTAG_TCK), (IEN | PTD | DIS | M0)); /*JTAG_TCK*/
  317. MUX_VAL(CP(JTAG_TMS), (IEN | PTD | DIS | M0)); /*JTAG_TMS*/
  318. MUX_VAL(CP(JTAG_TDI), (IEN | PTD | DIS | M0)); /*JTAG_TDI*/
  319. /* MMC1 */
  320. MUX_VAL(CP(MMC1_CLK), (IDIS | PTU | EN | M0)); /*MMC1_CLK*/
  321. MUX_VAL(CP(MMC1_CMD), (IEN | PTU | EN | M0)); /*MMC1_CMD*/
  322. MUX_VAL(CP(MMC1_DAT0), (IEN | PTU | EN | M0)); /*MMC1_DAT0*/
  323. MUX_VAL(CP(MMC1_DAT1), (IEN | PTU | EN | M0)); /*MMC1_DAT1*/
  324. MUX_VAL(CP(MMC1_DAT2), (IEN | PTU | EN | M0)); /*MMC1_DAT2*/
  325. MUX_VAL(CP(MMC1_DAT3), (IEN | PTU | EN | M0)); /*MMC1_DAT3*/
  326. /* SPI */
  327. MUX_VAL(CP(MCBSP1_CLKR), (IEN | PTD | DIS | M1)); /*MCSPI4_CLK*/
  328. MUX_VAL(CP(MCBSP1_DX), (IEN | PTD | DIS | M1)); /*MCSPI4_SIMO*/
  329. MUX_VAL(CP(MCBSP1_DR), (IEN | PTD | DIS | M1)); /*MCSPI4_SOMI*/
  330. MUX_VAL(CP(MCBSP1_FSX), (IEN | PTU | EN | M1)); /*MCSPI4_CS0*/
  331. /* display controls */
  332. MUX_VAL(CP(MCBSP1_FSR), (IDIS | PTU | DIS | M4)); /*GPIO_157*/
  333. }
  334. static void cm_t35_set_muxconf(void)
  335. {
  336. /* DSS */
  337. MUX_VAL(CP(DSS_DATA0), (IDIS | PTD | DIS | M0)); /*DSS_DATA0*/
  338. MUX_VAL(CP(DSS_DATA1), (IDIS | PTD | DIS | M0)); /*DSS_DATA1*/
  339. MUX_VAL(CP(DSS_DATA2), (IDIS | PTD | DIS | M0)); /*DSS_DATA2*/
  340. MUX_VAL(CP(DSS_DATA3), (IDIS | PTD | DIS | M0)); /*DSS_DATA3*/
  341. MUX_VAL(CP(DSS_DATA4), (IDIS | PTD | DIS | M0)); /*DSS_DATA4*/
  342. MUX_VAL(CP(DSS_DATA5), (IDIS | PTD | DIS | M0)); /*DSS_DATA5*/
  343. MUX_VAL(CP(DSS_DATA18), (IDIS | PTD | DIS | M0)); /*DSS_DATA18*/
  344. MUX_VAL(CP(DSS_DATA19), (IDIS | PTD | DIS | M0)); /*DSS_DATA19*/
  345. MUX_VAL(CP(DSS_DATA20), (IDIS | PTD | DIS | M0)); /*DSS_DATA20*/
  346. MUX_VAL(CP(DSS_DATA21), (IDIS | PTD | DIS | M0)); /*DSS_DATA21*/
  347. MUX_VAL(CP(DSS_DATA22), (IDIS | PTD | DIS | M0)); /*DSS_DATA22*/
  348. MUX_VAL(CP(DSS_DATA23), (IDIS | PTD | DIS | M0)); /*DSS_DATA23*/
  349. /* MMC1 */
  350. MUX_VAL(CP(MMC1_DAT4), (IEN | PTU | EN | M0)); /*MMC1_DAT4*/
  351. MUX_VAL(CP(MMC1_DAT5), (IEN | PTU | EN | M0)); /*MMC1_DAT5*/
  352. MUX_VAL(CP(MMC1_DAT6), (IEN | PTU | EN | M0)); /*MMC1_DAT6*/
  353. MUX_VAL(CP(MMC1_DAT7), (IEN | PTU | EN | M0)); /*MMC1_DAT7*/
  354. }
  355. static void cm_t3730_set_muxconf(void)
  356. {
  357. /* DSS */
  358. MUX_VAL(CP(DSS_DATA18), (IDIS | PTD | DIS | M3)); /*DSS_DATA0*/
  359. MUX_VAL(CP(DSS_DATA19), (IDIS | PTD | DIS | M3)); /*DSS_DATA1*/
  360. MUX_VAL(CP(DSS_DATA20), (IDIS | PTD | DIS | M3)); /*DSS_DATA2*/
  361. MUX_VAL(CP(DSS_DATA21), (IDIS | PTD | DIS | M3)); /*DSS_DATA3*/
  362. MUX_VAL(CP(DSS_DATA22), (IDIS | PTD | DIS | M3)); /*DSS_DATA4*/
  363. MUX_VAL(CP(DSS_DATA23), (IDIS | PTD | DIS | M3)); /*DSS_DATA5*/
  364. MUX_VAL(CP(SYS_BOOT0), (IDIS | PTD | DIS | M3)); /*DSS_DATA18*/
  365. MUX_VAL(CP(SYS_BOOT1), (IDIS | PTD | DIS | M3)); /*DSS_DATA19*/
  366. MUX_VAL(CP(SYS_BOOT3), (IDIS | PTD | DIS | M3)); /*DSS_DATA20*/
  367. MUX_VAL(CP(SYS_BOOT4), (IDIS | PTD | DIS | M3)); /*DSS_DATA21*/
  368. MUX_VAL(CP(SYS_BOOT5), (IDIS | PTD | DIS | M3)); /*DSS_DATA22*/
  369. MUX_VAL(CP(SYS_BOOT6), (IDIS | PTD | DIS | M3)); /*DSS_DATA23*/
  370. }
  371. void set_muxconf_regs(void)
  372. {
  373. cm_t3x_set_common_muxconf();
  374. if (get_cpu_family() == CPU_OMAP34XX)
  375. cm_t35_set_muxconf();
  376. else
  377. cm_t3730_set_muxconf();
  378. }
  379. #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD)
  380. #define SB_T35_WP_GPIO 59
  381. int board_mmc_getcd(struct mmc *mmc)
  382. {
  383. u8 val;
  384. if (twl4030_i2c_read_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO, &val))
  385. return -1;
  386. return !(val & 1);
  387. }
  388. int board_mmc_init(bd_t *bis)
  389. {
  390. return omap_mmc_init(0, 0, 0, -1, SB_T35_WP_GPIO);
  391. }
  392. #endif
  393. /*
  394. * Routine: setup_net_chip_gmpc
  395. * Description: Setting up the configuration GPMC registers specific to the
  396. * Ethernet hardware.
  397. */
  398. static void setup_net_chip_gmpc(void)
  399. {
  400. struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE;
  401. enable_gpmc_cs_config(gpmc_net_config, &gpmc_cfg->cs[5],
  402. CM_T3X_SMC911X_BASE, GPMC_SIZE_16M);
  403. enable_gpmc_cs_config(gpmc_net_config, &gpmc_cfg->cs[4],
  404. SB_T35_SMC911X_BASE, GPMC_SIZE_16M);
  405. /* Enable off mode for NWE in PADCONF_GPMC_NWE register */
  406. writew(readw(&ctrl_base->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe);
  407. /* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
  408. writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe);
  409. /* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
  410. writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00,
  411. &ctrl_base->gpmc_nadv_ale);
  412. }
  413. #ifdef CONFIG_SYS_I2C_OMAP34XX
  414. /*
  415. * Routine: reset_net_chip
  416. * Description: reset the Ethernet controller via TPS65930 GPIO
  417. */
  418. static void reset_net_chip(void)
  419. {
  420. /* Set GPIO1 of TPS65930 as output */
  421. twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO + 0x03,
  422. 0x02);
  423. /* Send a pulse on the GPIO pin */
  424. twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO + 0x0C,
  425. 0x02);
  426. udelay(1);
  427. twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO + 0x09,
  428. 0x02);
  429. mdelay(40);
  430. twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO + 0x0C,
  431. 0x02);
  432. mdelay(1);
  433. }
  434. #else
  435. static inline void reset_net_chip(void) {}
  436. #endif
  437. #ifdef CONFIG_SMC911X
  438. /*
  439. * Routine: handle_mac_address
  440. * Description: prepare MAC address for on-board Ethernet.
  441. */
  442. static int handle_mac_address(void)
  443. {
  444. unsigned char enetaddr[6];
  445. int rc;
  446. rc = eth_getenv_enetaddr("ethaddr", enetaddr);
  447. if (rc)
  448. return 0;
  449. rc = cl_eeprom_read_mac_addr(enetaddr);
  450. if (rc)
  451. return rc;
  452. if (!is_valid_ether_addr(enetaddr))
  453. return -1;
  454. return eth_setenv_enetaddr("ethaddr", enetaddr);
  455. }
  456. /*
  457. * Routine: board_eth_init
  458. * Description: initialize module and base-board Ethernet chips
  459. */
  460. int board_eth_init(bd_t *bis)
  461. {
  462. int rc = 0, rc1 = 0;
  463. setup_net_chip_gmpc();
  464. reset_net_chip();
  465. rc1 = handle_mac_address();
  466. if (rc1)
  467. printf("No MAC address found! ");
  468. rc1 = smc911x_initialize(0, CM_T3X_SMC911X_BASE);
  469. if (rc1 > 0)
  470. rc++;
  471. rc1 = smc911x_initialize(1, SB_T35_SMC911X_BASE);
  472. if (rc1 > 0)
  473. rc++;
  474. return rc;
  475. }
  476. #endif
  477. void __weak get_board_serial(struct tag_serialnr *serialnr)
  478. {
  479. /*
  480. * This corresponds to what happens when we can communicate with the
  481. * eeprom but don't get a valid board serial value.
  482. */
  483. serialnr->low = 0;
  484. serialnr->high = 0;
  485. };
  486. #ifdef CONFIG_USB_EHCI_OMAP
  487. struct omap_usbhs_board_data usbhs_bdata = {
  488. .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
  489. .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
  490. .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
  491. };
  492. #define SB_T35_USB_HUB_RESET_GPIO 167
  493. int ehci_hcd_init(int index, enum usb_init_type init,
  494. struct ehci_hccr **hccr, struct ehci_hcor **hcor)
  495. {
  496. u8 val;
  497. int offset;
  498. cl_usb_hub_init(SB_T35_USB_HUB_RESET_GPIO, "sb-t35 hub rst");
  499. offset = TWL4030_BASEADD_GPIO + TWL4030_GPIO_GPIODATADIR1;
  500. twl4030_i2c_read_u8(TWL4030_CHIP_GPIO, offset, &val);
  501. /* Set GPIO6 and GPIO7 of TPS65930 as output */
  502. val |= 0xC0;
  503. twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, offset, val);
  504. offset = TWL4030_BASEADD_GPIO + TWL4030_GPIO_SETGPIODATAOUT1;
  505. /* Take both PHYs out of reset */
  506. twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, offset, 0xC0);
  507. udelay(1);
  508. return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
  509. }
  510. int ehci_hcd_stop(void)
  511. {
  512. cl_usb_hub_deinit(SB_T35_USB_HUB_RESET_GPIO);
  513. return omap_ehci_hcd_stop();
  514. }
  515. #endif /* CONFIG_USB_EHCI_OMAP */