mx6sabreauto.c 29 KB

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Copyright (C) 2012 Freescale Semiconductor, Inc.
  4. *
  5. * Author: Fabio Estevam <fabio.estevam@freescale.com>
  6. */
  7. #include <common.h>
  8. #include <asm/io.h>
  9. #include <asm/arch/clock.h>
  10. #include <asm/arch/imx-regs.h>
  11. #include <asm/arch/iomux.h>
  12. #include <asm/arch/mx6-pins.h>
  13. #include <linux/errno.h>
  14. #include <asm/gpio.h>
  15. #include <asm/mach-imx/iomux-v3.h>
  16. #include <asm/mach-imx/mxc_i2c.h>
  17. #include <asm/mach-imx/boot_mode.h>
  18. #include <asm/mach-imx/spi.h>
  19. #include <mmc.h>
  20. #include <fsl_esdhc.h>
  21. #include <miiphy.h>
  22. #include <netdev.h>
  23. #include <asm/arch/sys_proto.h>
  24. #include <i2c.h>
  25. #include <input.h>
  26. #include <asm/arch/mxc_hdmi.h>
  27. #include <asm/mach-imx/video.h>
  28. #include <asm/arch/crm_regs.h>
  29. #include <pca953x.h>
  30. #include <power/pmic.h>
  31. #include <power/pfuze100_pmic.h>
  32. #include "../common/pfuze.h"
  33. DECLARE_GLOBAL_DATA_PTR;
  34. #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
  35. PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
  36. PAD_CTL_SRE_FAST | PAD_CTL_HYS)
  37. #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
  38. PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
  39. PAD_CTL_SRE_FAST | PAD_CTL_HYS)
  40. #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
  41. PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
  42. #define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
  43. PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
  44. PAD_CTL_ODE | PAD_CTL_SRE_FAST)
  45. #define GPMI_PAD_CTRL0 (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP)
  46. #define GPMI_PAD_CTRL1 (PAD_CTL_DSE_40ohm | PAD_CTL_SPEED_MED | \
  47. PAD_CTL_SRE_FAST)
  48. #define GPMI_PAD_CTRL2 (GPMI_PAD_CTRL0 | GPMI_PAD_CTRL1)
  49. #define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
  50. #define WEIM_NOR_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
  51. PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
  52. PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
  53. #define I2C_PMIC 1
  54. int dram_init(void)
  55. {
  56. gd->ram_size = imx_ddr_size();
  57. return 0;
  58. }
  59. static iomux_v3_cfg_t const uart4_pads[] = {
  60. IOMUX_PADS(PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
  61. IOMUX_PADS(PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
  62. };
  63. static iomux_v3_cfg_t const enet_pads[] = {
  64. IOMUX_PADS(PAD_KEY_COL1__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  65. IOMUX_PADS(PAD_KEY_COL2__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  66. IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  67. IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  68. IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  69. IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  70. IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  71. IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  72. IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  73. IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  74. IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  75. IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  76. IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  77. IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  78. IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  79. };
  80. /* I2C2 PMIC, iPod, Tuner, Codec, Touch, HDMI EDID, MIPI CSI2 card */
  81. static struct i2c_pads_info mx6q_i2c_pad_info1 = {
  82. .scl = {
  83. .i2c_mode = MX6Q_PAD_EIM_EB2__I2C2_SCL | PC,
  84. .gpio_mode = MX6Q_PAD_EIM_EB2__GPIO2_IO30 | PC,
  85. .gp = IMX_GPIO_NR(2, 30)
  86. },
  87. .sda = {
  88. .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC,
  89. .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | PC,
  90. .gp = IMX_GPIO_NR(4, 13)
  91. }
  92. };
  93. static struct i2c_pads_info mx6dl_i2c_pad_info1 = {
  94. .scl = {
  95. .i2c_mode = MX6DL_PAD_EIM_EB2__I2C2_SCL | PC,
  96. .gpio_mode = MX6DL_PAD_EIM_EB2__GPIO2_IO30 | PC,
  97. .gp = IMX_GPIO_NR(2, 30)
  98. },
  99. .sda = {
  100. .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | PC,
  101. .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | PC,
  102. .gp = IMX_GPIO_NR(4, 13)
  103. }
  104. };
  105. #ifndef CONFIG_SYS_FLASH_CFI
  106. /*
  107. * I2C3 MLB, Port Expanders (A, B, C), Video ADC, Light Sensor,
  108. * Compass Sensor, Accelerometer, Res Touch
  109. */
  110. static struct i2c_pads_info mx6q_i2c_pad_info2 = {
  111. .scl = {
  112. .i2c_mode = MX6Q_PAD_GPIO_3__I2C3_SCL | PC,
  113. .gpio_mode = MX6Q_PAD_GPIO_3__GPIO1_IO03 | PC,
  114. .gp = IMX_GPIO_NR(1, 3)
  115. },
  116. .sda = {
  117. .i2c_mode = MX6Q_PAD_EIM_D18__I2C3_SDA | PC,
  118. .gpio_mode = MX6Q_PAD_EIM_D18__GPIO3_IO18 | PC,
  119. .gp = IMX_GPIO_NR(3, 18)
  120. }
  121. };
  122. static struct i2c_pads_info mx6dl_i2c_pad_info2 = {
  123. .scl = {
  124. .i2c_mode = MX6DL_PAD_GPIO_3__I2C3_SCL | PC,
  125. .gpio_mode = MX6DL_PAD_GPIO_3__GPIO1_IO03 | PC,
  126. .gp = IMX_GPIO_NR(1, 3)
  127. },
  128. .sda = {
  129. .i2c_mode = MX6DL_PAD_EIM_D18__I2C3_SDA | PC,
  130. .gpio_mode = MX6DL_PAD_EIM_D18__GPIO3_IO18 | PC,
  131. .gp = IMX_GPIO_NR(3, 18)
  132. }
  133. };
  134. #endif
  135. static iomux_v3_cfg_t const i2c3_pads[] = {
  136. IOMUX_PADS(PAD_EIM_A24__GPIO5_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL)),
  137. };
  138. static iomux_v3_cfg_t const port_exp[] = {
  139. IOMUX_PADS(PAD_SD2_DAT0__GPIO1_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL)),
  140. };
  141. /*Define for building port exp gpio, pin starts from 0*/
  142. #define PORTEXP_IO_NR(chip, pin) \
  143. ((chip << 5) + pin)
  144. /*Get the chip addr from a ioexp gpio*/
  145. #define PORTEXP_IO_TO_CHIP(gpio_nr) \
  146. (gpio_nr >> 5)
  147. /*Get the pin number from a ioexp gpio*/
  148. #define PORTEXP_IO_TO_PIN(gpio_nr) \
  149. (gpio_nr & 0x1f)
  150. static int port_exp_direction_output(unsigned gpio, int value)
  151. {
  152. int ret;
  153. i2c_set_bus_num(2);
  154. ret = i2c_probe(PORTEXP_IO_TO_CHIP(gpio));
  155. if (ret)
  156. return ret;
  157. ret = pca953x_set_dir(PORTEXP_IO_TO_CHIP(gpio),
  158. (1 << PORTEXP_IO_TO_PIN(gpio)),
  159. (PCA953X_DIR_OUT << PORTEXP_IO_TO_PIN(gpio)));
  160. if (ret)
  161. return ret;
  162. ret = pca953x_set_val(PORTEXP_IO_TO_CHIP(gpio),
  163. (1 << PORTEXP_IO_TO_PIN(gpio)),
  164. (value << PORTEXP_IO_TO_PIN(gpio)));
  165. if (ret)
  166. return ret;
  167. return 0;
  168. }
  169. #ifdef CONFIG_MTD_NOR_FLASH
  170. static iomux_v3_cfg_t const eimnor_pads[] = {
  171. IOMUX_PADS(PAD_EIM_D16__EIM_DATA16 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  172. IOMUX_PADS(PAD_EIM_D17__EIM_DATA17 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  173. IOMUX_PADS(PAD_EIM_D18__EIM_DATA18 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  174. IOMUX_PADS(PAD_EIM_D19__EIM_DATA19 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  175. IOMUX_PADS(PAD_EIM_D20__EIM_DATA20 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  176. IOMUX_PADS(PAD_EIM_D21__EIM_DATA21 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  177. IOMUX_PADS(PAD_EIM_D22__EIM_DATA22 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  178. IOMUX_PADS(PAD_EIM_D23__EIM_DATA23 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  179. IOMUX_PADS(PAD_EIM_D24__EIM_DATA24 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  180. IOMUX_PADS(PAD_EIM_D25__EIM_DATA25 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  181. IOMUX_PADS(PAD_EIM_D26__EIM_DATA26 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  182. IOMUX_PADS(PAD_EIM_D27__EIM_DATA27 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  183. IOMUX_PADS(PAD_EIM_D28__EIM_DATA28 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  184. IOMUX_PADS(PAD_EIM_D29__EIM_DATA29 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  185. IOMUX_PADS(PAD_EIM_D30__EIM_DATA30 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  186. IOMUX_PADS(PAD_EIM_D31__EIM_DATA31 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  187. IOMUX_PADS(PAD_EIM_DA0__EIM_AD00 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  188. IOMUX_PADS(PAD_EIM_DA1__EIM_AD01 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  189. IOMUX_PADS(PAD_EIM_DA2__EIM_AD02 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  190. IOMUX_PADS(PAD_EIM_DA3__EIM_AD03 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  191. IOMUX_PADS(PAD_EIM_DA4__EIM_AD04 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  192. IOMUX_PADS(PAD_EIM_DA5__EIM_AD05 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  193. IOMUX_PADS(PAD_EIM_DA6__EIM_AD06 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  194. IOMUX_PADS(PAD_EIM_DA7__EIM_AD07 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  195. IOMUX_PADS(PAD_EIM_DA8__EIM_AD08 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  196. IOMUX_PADS(PAD_EIM_DA9__EIM_AD09 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  197. IOMUX_PADS(PAD_EIM_DA10__EIM_AD10 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  198. IOMUX_PADS(PAD_EIM_DA11__EIM_AD11 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  199. IOMUX_PADS(PAD_EIM_DA12__EIM_AD12 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  200. IOMUX_PADS(PAD_EIM_DA13__EIM_AD13 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  201. IOMUX_PADS(PAD_EIM_DA14__EIM_AD14 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  202. IOMUX_PADS(PAD_EIM_DA15__EIM_AD15 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  203. IOMUX_PADS(PAD_EIM_A16__EIM_ADDR16 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  204. IOMUX_PADS(PAD_EIM_A17__EIM_ADDR17 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  205. IOMUX_PADS(PAD_EIM_A18__EIM_ADDR18 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  206. IOMUX_PADS(PAD_EIM_A19__EIM_ADDR19 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  207. IOMUX_PADS(PAD_EIM_A20__EIM_ADDR20 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  208. IOMUX_PADS(PAD_EIM_A21__EIM_ADDR21 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  209. IOMUX_PADS(PAD_EIM_A22__EIM_ADDR22 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  210. IOMUX_PADS(PAD_EIM_A23__EIM_ADDR23 | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
  211. IOMUX_PADS(PAD_EIM_OE__EIM_OE_B | MUX_PAD_CTRL(NO_PAD_CTRL)),
  212. IOMUX_PADS(PAD_EIM_RW__EIM_RW | MUX_PAD_CTRL(NO_PAD_CTRL)),
  213. IOMUX_PADS(PAD_EIM_CS0__EIM_CS0_B | MUX_PAD_CTRL(NO_PAD_CTRL)),
  214. };
  215. static void eimnor_cs_setup(void)
  216. {
  217. struct weim *weim_regs = (struct weim *)WEIM_BASE_ADDR;
  218. writel(0x00020181, &weim_regs->cs0gcr1);
  219. writel(0x00000001, &weim_regs->cs0gcr2);
  220. writel(0x0a020000, &weim_regs->cs0rcr1);
  221. writel(0x0000c000, &weim_regs->cs0rcr2);
  222. writel(0x0804a240, &weim_regs->cs0wcr1);
  223. writel(0x00000120, &weim_regs->wcr);
  224. set_chipselect_size(CS0_128);
  225. }
  226. static void eim_clk_setup(void)
  227. {
  228. struct mxc_ccm_reg *imx_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
  229. int cscmr1, ccgr6;
  230. /* Turn off EIM clock */
  231. ccgr6 = readl(&imx_ccm->CCGR6);
  232. ccgr6 &= ~(0x3 << 10);
  233. writel(ccgr6, &imx_ccm->CCGR6);
  234. /*
  235. * Configure clk_eim_slow_sel = 00 --> derive clock from AXI clk root
  236. * and aclk_eim_slow_podf = 01 --> divide by 2
  237. * so that we can have EIM at the maximum clock of 132MHz
  238. */
  239. cscmr1 = readl(&imx_ccm->cscmr1);
  240. cscmr1 &= ~(MXC_CCM_CSCMR1_ACLK_EMI_SLOW_MASK |
  241. MXC_CCM_CSCMR1_ACLK_EMI_SLOW_PODF_MASK);
  242. cscmr1 |= (1 << MXC_CCM_CSCMR1_ACLK_EMI_SLOW_PODF_OFFSET);
  243. writel(cscmr1, &imx_ccm->cscmr1);
  244. /* Turn on EIM clock */
  245. ccgr6 |= (0x3 << 10);
  246. writel(ccgr6, &imx_ccm->CCGR6);
  247. }
  248. static void setup_iomux_eimnor(void)
  249. {
  250. SETUP_IOMUX_PADS(eimnor_pads);
  251. gpio_direction_output(IMX_GPIO_NR(5, 4), 0);
  252. eimnor_cs_setup();
  253. }
  254. #endif
  255. static void setup_iomux_enet(void)
  256. {
  257. SETUP_IOMUX_PADS(enet_pads);
  258. }
  259. static iomux_v3_cfg_t const usdhc3_pads[] = {
  260. IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  261. IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  262. IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  263. IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  264. IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  265. IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  266. IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  267. IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  268. IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  269. IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  270. IOMUX_PADS(PAD_GPIO_18__SD3_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
  271. IOMUX_PADS(PAD_NANDF_CS2__GPIO6_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL)),
  272. };
  273. static void setup_iomux_uart(void)
  274. {
  275. SETUP_IOMUX_PADS(uart4_pads);
  276. }
  277. #ifdef CONFIG_FSL_ESDHC
  278. static struct fsl_esdhc_cfg usdhc_cfg[1] = {
  279. {USDHC3_BASE_ADDR},
  280. };
  281. int board_mmc_getcd(struct mmc *mmc)
  282. {
  283. gpio_direction_input(IMX_GPIO_NR(6, 15));
  284. return !gpio_get_value(IMX_GPIO_NR(6, 15));
  285. }
  286. int board_mmc_init(bd_t *bis)
  287. {
  288. SETUP_IOMUX_PADS(usdhc3_pads);
  289. usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
  290. return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
  291. }
  292. #endif
  293. #ifdef CONFIG_NAND_MXS
  294. static iomux_v3_cfg_t gpmi_pads[] = {
  295. IOMUX_PADS(PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  296. IOMUX_PADS(PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  297. IOMUX_PADS(PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  298. IOMUX_PADS(PAD_NANDF_RB0__NAND_READY_B | MUX_PAD_CTRL(GPMI_PAD_CTRL0)),
  299. IOMUX_PADS(PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  300. IOMUX_PADS(PAD_SD4_CMD__NAND_RE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  301. IOMUX_PADS(PAD_SD4_CLK__NAND_WE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  302. IOMUX_PADS(PAD_NANDF_D0__NAND_DATA00 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  303. IOMUX_PADS(PAD_NANDF_D1__NAND_DATA01 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  304. IOMUX_PADS(PAD_NANDF_D2__NAND_DATA02 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  305. IOMUX_PADS(PAD_NANDF_D3__NAND_DATA03 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  306. IOMUX_PADS(PAD_NANDF_D4__NAND_DATA04 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  307. IOMUX_PADS(PAD_NANDF_D5__NAND_DATA05 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  308. IOMUX_PADS(PAD_NANDF_D6__NAND_DATA06 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  309. IOMUX_PADS(PAD_NANDF_D7__NAND_DATA07 | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
  310. IOMUX_PADS(PAD_SD4_DAT0__NAND_DQS | MUX_PAD_CTRL(GPMI_PAD_CTRL1)),
  311. };
  312. static void setup_gpmi_nand(void)
  313. {
  314. struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
  315. /* config gpmi nand iomux */
  316. SETUP_IOMUX_PADS(gpmi_pads);
  317. setup_gpmi_io_clk((MXC_CCM_CS2CDR_ENFC_CLK_PODF(0) |
  318. MXC_CCM_CS2CDR_ENFC_CLK_PRED(3) |
  319. MXC_CCM_CS2CDR_ENFC_CLK_SEL(3)));
  320. /* enable apbh clock gating */
  321. setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK);
  322. }
  323. #endif
  324. static void setup_fec(void)
  325. {
  326. if (is_mx6dqp()) {
  327. /*
  328. * select ENET MAC0 TX clock from PLL
  329. */
  330. imx_iomux_set_gpr_register(5, 9, 1, 1);
  331. enable_fec_anatop_clock(0, ENET_125MHZ);
  332. }
  333. setup_iomux_enet();
  334. }
  335. int board_eth_init(bd_t *bis)
  336. {
  337. setup_fec();
  338. return cpu_eth_init(bis);
  339. }
  340. u32 get_board_rev(void)
  341. {
  342. int rev = nxp_board_rev();
  343. return (get_cpu_rev() & ~(0xF << 8)) | rev;
  344. }
  345. static int ar8031_phy_fixup(struct phy_device *phydev)
  346. {
  347. unsigned short val;
  348. /* To enable AR8031 ouput a 125MHz clk from CLK_25M */
  349. phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7);
  350. phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016);
  351. phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007);
  352. val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
  353. val &= 0xffe3;
  354. val |= 0x18;
  355. phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val);
  356. /* introduce tx clock delay */
  357. phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5);
  358. val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
  359. val |= 0x0100;
  360. phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val);
  361. return 0;
  362. }
  363. int board_phy_config(struct phy_device *phydev)
  364. {
  365. ar8031_phy_fixup(phydev);
  366. if (phydev->drv->config)
  367. phydev->drv->config(phydev);
  368. return 0;
  369. }
  370. #if defined(CONFIG_VIDEO_IPUV3)
  371. static void disable_lvds(struct display_info_t const *dev)
  372. {
  373. struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
  374. clrbits_le32(&iomux->gpr[2],
  375. IOMUXC_GPR2_LVDS_CH0_MODE_MASK |
  376. IOMUXC_GPR2_LVDS_CH1_MODE_MASK);
  377. }
  378. static void do_enable_hdmi(struct display_info_t const *dev)
  379. {
  380. disable_lvds(dev);
  381. imx_enable_hdmi_phy();
  382. }
  383. struct display_info_t const displays[] = {{
  384. .bus = -1,
  385. .addr = 0,
  386. .pixfmt = IPU_PIX_FMT_RGB666,
  387. .detect = NULL,
  388. .enable = NULL,
  389. .mode = {
  390. .name = "Hannstar-XGA",
  391. .refresh = 60,
  392. .xres = 1024,
  393. .yres = 768,
  394. .pixclock = 15385,
  395. .left_margin = 220,
  396. .right_margin = 40,
  397. .upper_margin = 21,
  398. .lower_margin = 7,
  399. .hsync_len = 60,
  400. .vsync_len = 10,
  401. .sync = FB_SYNC_EXT,
  402. .vmode = FB_VMODE_NONINTERLACED
  403. } }, {
  404. .bus = -1,
  405. .addr = 0,
  406. .pixfmt = IPU_PIX_FMT_RGB24,
  407. .detect = detect_hdmi,
  408. .enable = do_enable_hdmi,
  409. .mode = {
  410. .name = "HDMI",
  411. .refresh = 60,
  412. .xres = 1024,
  413. .yres = 768,
  414. .pixclock = 15385,
  415. .left_margin = 220,
  416. .right_margin = 40,
  417. .upper_margin = 21,
  418. .lower_margin = 7,
  419. .hsync_len = 60,
  420. .vsync_len = 10,
  421. .sync = FB_SYNC_EXT,
  422. .vmode = FB_VMODE_NONINTERLACED,
  423. } } };
  424. size_t display_count = ARRAY_SIZE(displays);
  425. iomux_v3_cfg_t const backlight_pads[] = {
  426. IOMUX_PADS(PAD_SD4_DAT1__GPIO2_IO09 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  427. };
  428. static void setup_iomux_backlight(void)
  429. {
  430. gpio_direction_output(IMX_GPIO_NR(2, 9), 1);
  431. SETUP_IOMUX_PADS(backlight_pads);
  432. }
  433. static void setup_display(void)
  434. {
  435. struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
  436. struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
  437. int reg;
  438. setup_iomux_backlight();
  439. enable_ipu_clock();
  440. imx_setup_hdmi();
  441. /* Turn on LDB_DI0 and LDB_DI1 clocks */
  442. reg = readl(&mxc_ccm->CCGR3);
  443. reg |= MXC_CCM_CCGR3_LDB_DI0_MASK | MXC_CCM_CCGR3_LDB_DI1_MASK;
  444. writel(reg, &mxc_ccm->CCGR3);
  445. /* Set LDB_DI0 and LDB_DI1 clk select to 3b'011 */
  446. reg = readl(&mxc_ccm->cs2cdr);
  447. reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK |
  448. MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK);
  449. reg |= (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) |
  450. (3 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET);
  451. writel(reg, &mxc_ccm->cs2cdr);
  452. reg = readl(&mxc_ccm->cscmr2);
  453. reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV | MXC_CCM_CSCMR2_LDB_DI1_IPU_DIV;
  454. writel(reg, &mxc_ccm->cscmr2);
  455. reg = readl(&mxc_ccm->chsccdr);
  456. reg |= (CHSCCDR_CLK_SEL_LDB_DI0
  457. << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
  458. reg |= (CHSCCDR_CLK_SEL_LDB_DI0 <<
  459. MXC_CCM_CHSCCDR_IPU1_DI1_CLK_SEL_OFFSET);
  460. writel(reg, &mxc_ccm->chsccdr);
  461. reg = IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_LOW |
  462. IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW |
  463. IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG |
  464. IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT |
  465. IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG |
  466. IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT |
  467. IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0 |
  468. IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED;
  469. writel(reg, &iomux->gpr[2]);
  470. reg = readl(&iomux->gpr[3]);
  471. reg &= ~(IOMUXC_GPR3_LVDS0_MUX_CTL_MASK |
  472. IOMUXC_GPR3_HDMI_MUX_CTL_MASK);
  473. reg |= (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 <<
  474. IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET) |
  475. (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 <<
  476. IOMUXC_GPR3_HDMI_MUX_CTL_OFFSET);
  477. writel(reg, &iomux->gpr[3]);
  478. }
  479. #endif /* CONFIG_VIDEO_IPUV3 */
  480. /*
  481. * Do not overwrite the console
  482. * Use always serial for U-Boot console
  483. */
  484. int overwrite_console(void)
  485. {
  486. return 1;
  487. }
  488. int board_early_init_f(void)
  489. {
  490. setup_iomux_uart();
  491. #ifdef CONFIG_NAND_MXS
  492. setup_gpmi_nand();
  493. #endif
  494. #ifdef CONFIG_MTD_NOR_FLASH
  495. eim_clk_setup();
  496. #endif
  497. return 0;
  498. }
  499. int board_init(void)
  500. {
  501. /* address of boot parameters */
  502. gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
  503. /* I2C 2 and 3 setup - I2C 3 hw mux with EIM */
  504. if (is_mx6dq() || is_mx6dqp())
  505. setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info1);
  506. else
  507. setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info1);
  508. /* I2C 3 Steer */
  509. gpio_direction_output(IMX_GPIO_NR(5, 4), 1);
  510. SETUP_IOMUX_PADS(i2c3_pads);
  511. #ifndef CONFIG_SYS_FLASH_CFI
  512. if (is_mx6dq() || is_mx6dqp())
  513. setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info2);
  514. else
  515. setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info2);
  516. #endif
  517. gpio_direction_output(IMX_GPIO_NR(1, 15), 1);
  518. SETUP_IOMUX_PADS(port_exp);
  519. #ifdef CONFIG_VIDEO_IPUV3
  520. setup_display();
  521. #endif
  522. #ifdef CONFIG_MTD_NOR_FLASH
  523. setup_iomux_eimnor();
  524. #endif
  525. return 0;
  526. }
  527. #ifdef CONFIG_MXC_SPI
  528. int board_spi_cs_gpio(unsigned bus, unsigned cs)
  529. {
  530. return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(4, 9)) : -1;
  531. }
  532. #endif
  533. int power_init_board(void)
  534. {
  535. struct pmic *p;
  536. unsigned int value;
  537. p = pfuze_common_init(I2C_PMIC);
  538. if (!p)
  539. return -ENODEV;
  540. if (is_mx6dqp()) {
  541. /* set SW2 staby volatage 0.975V*/
  542. pmic_reg_read(p, PFUZE100_SW2STBY, &value);
  543. value &= ~0x3f;
  544. value |= 0x17;
  545. pmic_reg_write(p, PFUZE100_SW2STBY, value);
  546. }
  547. return pfuze_mode_init(p, APS_PFM);
  548. }
  549. #ifdef CONFIG_CMD_BMODE
  550. static const struct boot_mode board_boot_modes[] = {
  551. /* 4 bit bus width */
  552. {"mmc0", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)},
  553. {NULL, 0},
  554. };
  555. #endif
  556. int board_late_init(void)
  557. {
  558. #ifdef CONFIG_CMD_BMODE
  559. add_board_boot_modes(board_boot_modes);
  560. #endif
  561. #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  562. env_set("board_name", "SABREAUTO");
  563. if (is_mx6dqp())
  564. env_set("board_rev", "MX6QP");
  565. else if (is_mx6dq())
  566. env_set("board_rev", "MX6Q");
  567. else if (is_mx6sdl())
  568. env_set("board_rev", "MX6DL");
  569. #endif
  570. return 0;
  571. }
  572. int checkboard(void)
  573. {
  574. printf("Board: MX6Q-Sabreauto rev%c\n", nxp_board_rev_string());
  575. return 0;
  576. }
  577. #ifdef CONFIG_USB_EHCI_MX6
  578. #define USB_HOST1_PWR PORTEXP_IO_NR(0x32, 7)
  579. #define USB_OTG_PWR PORTEXP_IO_NR(0x34, 1)
  580. iomux_v3_cfg_t const usb_otg_pads[] = {
  581. IOMUX_PADS(PAD_ENET_RX_ER__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL)),
  582. };
  583. int board_ehci_hcd_init(int port)
  584. {
  585. switch (port) {
  586. case 0:
  587. SETUP_IOMUX_PADS(usb_otg_pads);
  588. /*
  589. * Set daisy chain for otg_pin_id on 6q.
  590. * For 6dl, this bit is reserved.
  591. */
  592. imx_iomux_set_gpr_register(1, 13, 1, 0);
  593. break;
  594. case 1:
  595. break;
  596. default:
  597. printf("MXC USB port %d not yet supported\n", port);
  598. return -EINVAL;
  599. }
  600. return 0;
  601. }
  602. int board_ehci_power(int port, int on)
  603. {
  604. switch (port) {
  605. case 0:
  606. if (on)
  607. port_exp_direction_output(USB_OTG_PWR, 1);
  608. else
  609. port_exp_direction_output(USB_OTG_PWR, 0);
  610. break;
  611. case 1:
  612. if (on)
  613. port_exp_direction_output(USB_HOST1_PWR, 1);
  614. else
  615. port_exp_direction_output(USB_HOST1_PWR, 0);
  616. break;
  617. default:
  618. printf("MXC USB port %d not yet supported\n", port);
  619. return -EINVAL;
  620. }
  621. return 0;
  622. }
  623. #endif
  624. #ifdef CONFIG_SPL_BUILD
  625. #include <asm/arch/mx6-ddr.h>
  626. #include <spl.h>
  627. #include <linux/libfdt.h>
  628. #ifdef CONFIG_SPL_OS_BOOT
  629. int spl_start_uboot(void)
  630. {
  631. return 0;
  632. }
  633. #endif
  634. static void ccgr_init(void)
  635. {
  636. struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
  637. writel(0x00C03F3F, &ccm->CCGR0);
  638. writel(0x0030FC03, &ccm->CCGR1);
  639. writel(0x0FFFC000, &ccm->CCGR2);
  640. writel(0x3FF00000, &ccm->CCGR3);
  641. writel(0x00FFF300, &ccm->CCGR4);
  642. writel(0x0F0000C3, &ccm->CCGR5);
  643. writel(0x000003FF, &ccm->CCGR6);
  644. }
  645. static int mx6q_dcd_table[] = {
  646. 0x020e0798, 0x000C0000,
  647. 0x020e0758, 0x00000000,
  648. 0x020e0588, 0x00000030,
  649. 0x020e0594, 0x00000030,
  650. 0x020e056c, 0x00000030,
  651. 0x020e0578, 0x00000030,
  652. 0x020e074c, 0x00000030,
  653. 0x020e057c, 0x00000030,
  654. 0x020e058c, 0x00000000,
  655. 0x020e059c, 0x00000030,
  656. 0x020e05a0, 0x00000030,
  657. 0x020e078c, 0x00000030,
  658. 0x020e0750, 0x00020000,
  659. 0x020e05a8, 0x00000028,
  660. 0x020e05b0, 0x00000028,
  661. 0x020e0524, 0x00000028,
  662. 0x020e051c, 0x00000028,
  663. 0x020e0518, 0x00000028,
  664. 0x020e050c, 0x00000028,
  665. 0x020e05b8, 0x00000028,
  666. 0x020e05c0, 0x00000028,
  667. 0x020e0774, 0x00020000,
  668. 0x020e0784, 0x00000028,
  669. 0x020e0788, 0x00000028,
  670. 0x020e0794, 0x00000028,
  671. 0x020e079c, 0x00000028,
  672. 0x020e07a0, 0x00000028,
  673. 0x020e07a4, 0x00000028,
  674. 0x020e07a8, 0x00000028,
  675. 0x020e0748, 0x00000028,
  676. 0x020e05ac, 0x00000028,
  677. 0x020e05b4, 0x00000028,
  678. 0x020e0528, 0x00000028,
  679. 0x020e0520, 0x00000028,
  680. 0x020e0514, 0x00000028,
  681. 0x020e0510, 0x00000028,
  682. 0x020e05bc, 0x00000028,
  683. 0x020e05c4, 0x00000028,
  684. 0x021b0800, 0xa1390003,
  685. 0x021b080c, 0x001F001F,
  686. 0x021b0810, 0x001F001F,
  687. 0x021b480c, 0x001F001F,
  688. 0x021b4810, 0x001F001F,
  689. 0x021b083c, 0x43260335,
  690. 0x021b0840, 0x031A030B,
  691. 0x021b483c, 0x4323033B,
  692. 0x021b4840, 0x0323026F,
  693. 0x021b0848, 0x483D4545,
  694. 0x021b4848, 0x44433E48,
  695. 0x021b0850, 0x41444840,
  696. 0x021b4850, 0x4835483E,
  697. 0x021b081c, 0x33333333,
  698. 0x021b0820, 0x33333333,
  699. 0x021b0824, 0x33333333,
  700. 0x021b0828, 0x33333333,
  701. 0x021b481c, 0x33333333,
  702. 0x021b4820, 0x33333333,
  703. 0x021b4824, 0x33333333,
  704. 0x021b4828, 0x33333333,
  705. 0x021b08b8, 0x00000800,
  706. 0x021b48b8, 0x00000800,
  707. 0x021b0004, 0x00020036,
  708. 0x021b0008, 0x09444040,
  709. 0x021b000c, 0x8A8F7955,
  710. 0x021b0010, 0xFF328F64,
  711. 0x021b0014, 0x01FF00DB,
  712. 0x021b0018, 0x00001740,
  713. 0x021b001c, 0x00008000,
  714. 0x021b002c, 0x000026d2,
  715. 0x021b0030, 0x008F1023,
  716. 0x021b0040, 0x00000047,
  717. 0x021b0000, 0x841A0000,
  718. 0x021b001c, 0x04088032,
  719. 0x021b001c, 0x00008033,
  720. 0x021b001c, 0x00048031,
  721. 0x021b001c, 0x09408030,
  722. 0x021b001c, 0x04008040,
  723. 0x021b0020, 0x00005800,
  724. 0x021b0818, 0x00011117,
  725. 0x021b4818, 0x00011117,
  726. 0x021b0004, 0x00025576,
  727. 0x021b0404, 0x00011006,
  728. 0x021b001c, 0x00000000,
  729. 0x020c4068, 0x00C03F3F,
  730. 0x020c406c, 0x0030FC03,
  731. 0x020c4070, 0x0FFFC000,
  732. 0x020c4074, 0x3FF00000,
  733. 0x020c4078, 0xFFFFF300,
  734. 0x020c407c, 0x0F0000F3,
  735. 0x020c4080, 0x00000FFF,
  736. 0x020e0010, 0xF00000CF,
  737. 0x020e0018, 0x007F007F,
  738. 0x020e001c, 0x007F007F,
  739. };
  740. static int mx6qp_dcd_table[] = {
  741. 0x020e0798, 0x000C0000,
  742. 0x020e0758, 0x00000000,
  743. 0x020e0588, 0x00000030,
  744. 0x020e0594, 0x00000030,
  745. 0x020e056c, 0x00000030,
  746. 0x020e0578, 0x00000030,
  747. 0x020e074c, 0x00000030,
  748. 0x020e057c, 0x00000030,
  749. 0x020e058c, 0x00000000,
  750. 0x020e059c, 0x00000030,
  751. 0x020e05a0, 0x00000030,
  752. 0x020e078c, 0x00000030,
  753. 0x020e0750, 0x00020000,
  754. 0x020e05a8, 0x00000030,
  755. 0x020e05b0, 0x00000030,
  756. 0x020e0524, 0x00000030,
  757. 0x020e051c, 0x00000030,
  758. 0x020e0518, 0x00000030,
  759. 0x020e050c, 0x00000030,
  760. 0x020e05b8, 0x00000030,
  761. 0x020e05c0, 0x00000030,
  762. 0x020e0774, 0x00020000,
  763. 0x020e0784, 0x00000030,
  764. 0x020e0788, 0x00000030,
  765. 0x020e0794, 0x00000030,
  766. 0x020e079c, 0x00000030,
  767. 0x020e07a0, 0x00000030,
  768. 0x020e07a4, 0x00000030,
  769. 0x020e07a8, 0x00000030,
  770. 0x020e0748, 0x00000030,
  771. 0x020e05ac, 0x00000030,
  772. 0x020e05b4, 0x00000030,
  773. 0x020e0528, 0x00000030,
  774. 0x020e0520, 0x00000030,
  775. 0x020e0514, 0x00000030,
  776. 0x020e0510, 0x00000030,
  777. 0x020e05bc, 0x00000030,
  778. 0x020e05c4, 0x00000030,
  779. 0x021b0800, 0xa1390003,
  780. 0x021b080c, 0x001b001e,
  781. 0x021b0810, 0x002e0029,
  782. 0x021b480c, 0x001b002a,
  783. 0x021b4810, 0x0019002c,
  784. 0x021b083c, 0x43240334,
  785. 0x021b0840, 0x0324031a,
  786. 0x021b483c, 0x43340344,
  787. 0x021b4840, 0x03280276,
  788. 0x021b0848, 0x44383A3E,
  789. 0x021b4848, 0x3C3C3846,
  790. 0x021b0850, 0x2e303230,
  791. 0x021b4850, 0x38283E34,
  792. 0x021b081c, 0x33333333,
  793. 0x021b0820, 0x33333333,
  794. 0x021b0824, 0x33333333,
  795. 0x021b0828, 0x33333333,
  796. 0x021b481c, 0x33333333,
  797. 0x021b4820, 0x33333333,
  798. 0x021b4824, 0x33333333,
  799. 0x021b4828, 0x33333333,
  800. 0x021b08c0, 0x24912492,
  801. 0x021b48c0, 0x24912492,
  802. 0x021b08b8, 0x00000800,
  803. 0x021b48b8, 0x00000800,
  804. 0x021b0004, 0x00020036,
  805. 0x021b0008, 0x09444040,
  806. 0x021b000c, 0x898E7955,
  807. 0x021b0010, 0xFF328F64,
  808. 0x021b0014, 0x01FF00DB,
  809. 0x021b0018, 0x00001740,
  810. 0x021b001c, 0x00008000,
  811. 0x021b002c, 0x000026d2,
  812. 0x021b0030, 0x008E1023,
  813. 0x021b0040, 0x00000047,
  814. 0x021b0400, 0x14420000,
  815. 0x021b0000, 0x841A0000,
  816. 0x00bb0008, 0x00000004,
  817. 0x00bb000c, 0x2891E41A,
  818. 0x00bb0038, 0x00000564,
  819. 0x00bb0014, 0x00000040,
  820. 0x00bb0028, 0x00000020,
  821. 0x00bb002c, 0x00000020,
  822. 0x021b001c, 0x04088032,
  823. 0x021b001c, 0x00008033,
  824. 0x021b001c, 0x00048031,
  825. 0x021b001c, 0x09408030,
  826. 0x021b001c, 0x04008040,
  827. 0x021b0020, 0x00005800,
  828. 0x021b0818, 0x00011117,
  829. 0x021b4818, 0x00011117,
  830. 0x021b0004, 0x00025576,
  831. 0x021b0404, 0x00011006,
  832. 0x021b001c, 0x00000000,
  833. 0x020c4068, 0x00C03F3F,
  834. 0x020c406c, 0x0030FC03,
  835. 0x020c4070, 0x0FFFC000,
  836. 0x020c4074, 0x3FF00000,
  837. 0x020c4078, 0xFFFFF300,
  838. 0x020c407c, 0x0F0000F3,
  839. 0x020c4080, 0x00000FFF,
  840. 0x020e0010, 0xF00000CF,
  841. 0x020e0018, 0x77177717,
  842. 0x020e001c, 0x77177717,
  843. };
  844. static int mx6dl_dcd_table[] = {
  845. 0x020e0774, 0x000C0000,
  846. 0x020e0754, 0x00000000,
  847. 0x020e04ac, 0x00000030,
  848. 0x020e04b0, 0x00000030,
  849. 0x020e0464, 0x00000030,
  850. 0x020e0490, 0x00000030,
  851. 0x020e074c, 0x00000030,
  852. 0x020e0494, 0x00000030,
  853. 0x020e04a0, 0x00000000,
  854. 0x020e04b4, 0x00000030,
  855. 0x020e04b8, 0x00000030,
  856. 0x020e076c, 0x00000030,
  857. 0x020e0750, 0x00020000,
  858. 0x020e04bc, 0x00000028,
  859. 0x020e04c0, 0x00000028,
  860. 0x020e04c4, 0x00000028,
  861. 0x020e04c8, 0x00000028,
  862. 0x020e04cc, 0x00000028,
  863. 0x020e04d0, 0x00000028,
  864. 0x020e04d4, 0x00000028,
  865. 0x020e04d8, 0x00000028,
  866. 0x020e0760, 0x00020000,
  867. 0x020e0764, 0x00000028,
  868. 0x020e0770, 0x00000028,
  869. 0x020e0778, 0x00000028,
  870. 0x020e077c, 0x00000028,
  871. 0x020e0780, 0x00000028,
  872. 0x020e0784, 0x00000028,
  873. 0x020e078c, 0x00000028,
  874. 0x020e0748, 0x00000028,
  875. 0x020e0470, 0x00000028,
  876. 0x020e0474, 0x00000028,
  877. 0x020e0478, 0x00000028,
  878. 0x020e047c, 0x00000028,
  879. 0x020e0480, 0x00000028,
  880. 0x020e0484, 0x00000028,
  881. 0x020e0488, 0x00000028,
  882. 0x020e048c, 0x00000028,
  883. 0x021b0800, 0xa1390003,
  884. 0x021b080c, 0x001F001F,
  885. 0x021b0810, 0x001F001F,
  886. 0x021b480c, 0x001F001F,
  887. 0x021b4810, 0x001F001F,
  888. 0x021b083c, 0x42190217,
  889. 0x021b0840, 0x017B017B,
  890. 0x021b483c, 0x4176017B,
  891. 0x021b4840, 0x015F016C,
  892. 0x021b0848, 0x4C4C4D4C,
  893. 0x021b4848, 0x4A4D4C48,
  894. 0x021b0850, 0x3F3F3F40,
  895. 0x021b4850, 0x3538382E,
  896. 0x021b081c, 0x33333333,
  897. 0x021b0820, 0x33333333,
  898. 0x021b0824, 0x33333333,
  899. 0x021b0828, 0x33333333,
  900. 0x021b481c, 0x33333333,
  901. 0x021b4820, 0x33333333,
  902. 0x021b4824, 0x33333333,
  903. 0x021b4828, 0x33333333,
  904. 0x021b08b8, 0x00000800,
  905. 0x021b48b8, 0x00000800,
  906. 0x021b0004, 0x00020025,
  907. 0x021b0008, 0x00333030,
  908. 0x021b000c, 0x676B5313,
  909. 0x021b0010, 0xB66E8B63,
  910. 0x021b0014, 0x01FF00DB,
  911. 0x021b0018, 0x00001740,
  912. 0x021b001c, 0x00008000,
  913. 0x021b002c, 0x000026d2,
  914. 0x021b0030, 0x006B1023,
  915. 0x021b0040, 0x00000047,
  916. 0x021b0000, 0x841A0000,
  917. 0x021b001c, 0x04008032,
  918. 0x021b001c, 0x00008033,
  919. 0x021b001c, 0x00048031,
  920. 0x021b001c, 0x05208030,
  921. 0x021b001c, 0x04008040,
  922. 0x021b0020, 0x00005800,
  923. 0x021b0818, 0x00011117,
  924. 0x021b4818, 0x00011117,
  925. 0x021b0004, 0x00025565,
  926. 0x021b0404, 0x00011006,
  927. 0x021b001c, 0x00000000,
  928. 0x020c4068, 0x00C03F3F,
  929. 0x020c406c, 0x0030FC03,
  930. 0x020c4070, 0x0FFFC000,
  931. 0x020c4074, 0x3FF00000,
  932. 0x020c4078, 0xFFFFF300,
  933. 0x020c407c, 0x0F0000C3,
  934. 0x020c4080, 0x00000FFF,
  935. 0x020e0010, 0xF00000CF,
  936. 0x020e0018, 0x007F007F,
  937. 0x020e001c, 0x007F007F,
  938. };
  939. static void ddr_init(int *table, int size)
  940. {
  941. int i;
  942. for (i = 0; i < size / 2 ; i++)
  943. writel(table[2 * i + 1], table[2 * i]);
  944. }
  945. static void spl_dram_init(void)
  946. {
  947. if (is_mx6dq())
  948. ddr_init(mx6q_dcd_table, ARRAY_SIZE(mx6q_dcd_table));
  949. else if (is_mx6dqp())
  950. ddr_init(mx6qp_dcd_table, ARRAY_SIZE(mx6qp_dcd_table));
  951. else if (is_mx6sdl())
  952. ddr_init(mx6dl_dcd_table, ARRAY_SIZE(mx6dl_dcd_table));
  953. }
  954. void board_init_f(ulong dummy)
  955. {
  956. /* DDR initialization */
  957. spl_dram_init();
  958. /* setup AIPS and disable watchdog */
  959. arch_cpu_init();
  960. ccgr_init();
  961. gpr_init();
  962. /* iomux and setup of i2c */
  963. board_early_init_f();
  964. /* setup GP timer */
  965. timer_init();
  966. /* UART clocks enabled and gd valid - init serial console */
  967. preloader_console_init();
  968. /* Clear the BSS. */
  969. memset(__bss_start, 0, __bss_end - __bss_start);
  970. /* load/boot image from boot device */
  971. board_init_r(NULL, 0);
  972. }
  973. #endif