goni.c 4.6 KB

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Copyright (C) 2008-2009 Samsung Electronics
  4. * Minkyu Kang <mk7.kang@samsung.com>
  5. * Kyungmin Park <kyungmin.park@samsung.com>
  6. */
  7. #include <common.h>
  8. #include <init.h>
  9. #include <log.h>
  10. #include <asm/gpio.h>
  11. #include <asm/arch/mmc.h>
  12. #include <dm.h>
  13. #include <linux/delay.h>
  14. #include <power/pmic.h>
  15. #include <usb/dwc2_udc.h>
  16. #include <asm/arch/cpu.h>
  17. #include <power/max8998_pmic.h>
  18. #include <samsung/misc.h>
  19. #include <usb.h>
  20. #include <usb_mass_storage.h>
  21. #include <asm/mach-types.h>
  22. DECLARE_GLOBAL_DATA_PTR;
  23. u32 get_board_rev(void)
  24. {
  25. return 0;
  26. }
  27. int board_init(void)
  28. {
  29. /* Set Initial global variables */
  30. gd->bd->bi_arch_number = MACH_TYPE_GONI;
  31. gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
  32. return 0;
  33. }
  34. #ifdef CONFIG_SYS_I2C_INIT_BOARD
  35. void i2c_init_board(void)
  36. {
  37. gpio_request(S5PC110_GPIO_J43, "i2c_clk");
  38. gpio_request(S5PC110_GPIO_J40, "i2c_data");
  39. gpio_direction_output(S5PC110_GPIO_J43, 1);
  40. gpio_direction_output(S5PC110_GPIO_J40, 1);
  41. }
  42. #endif
  43. int dram_init(void)
  44. {
  45. gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
  46. PHYS_SDRAM_3_SIZE;
  47. return 0;
  48. }
  49. int dram_init_banksize(void)
  50. {
  51. gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  52. gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  53. gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
  54. gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
  55. gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
  56. gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
  57. return 0;
  58. }
  59. #ifdef CONFIG_DISPLAY_BOARDINFO
  60. int checkboard(void)
  61. {
  62. puts("Board:\tGoni\n");
  63. return 0;
  64. }
  65. #endif
  66. #ifdef CONFIG_MMC
  67. int board_mmc_init(struct bd_info *bis)
  68. {
  69. int i, ret, ret_sd = 0;
  70. /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
  71. gpio_request(S5PC110_GPIO_J27, "massmemory_en");
  72. gpio_direction_output(S5PC110_GPIO_J27, 1);
  73. /*
  74. * MMC0 GPIO
  75. * GPG0[0] SD_0_CLK
  76. * GPG0[1] SD_0_CMD
  77. * GPG0[2] SD_0_CDn -> Not used
  78. * GPG0[3:6] SD_0_DATA[0:3]
  79. */
  80. for (i = S5PC110_GPIO_G00; i < S5PC110_GPIO_G07; i++) {
  81. if (i == S5PC110_GPIO_G02)
  82. continue;
  83. /* GPG0[0:6] special function 2 */
  84. gpio_cfg_pin(i, 0x2);
  85. /* GPG0[0:6] pull disable */
  86. gpio_set_pull(i, S5P_GPIO_PULL_NONE);
  87. /* GPG0[0:6] drv 4x */
  88. gpio_set_drv(i, S5P_GPIO_DRV_4X);
  89. }
  90. ret = s5p_mmc_init(0, 4);
  91. if (ret)
  92. pr_err("MMC: Failed to init MMC:0.\n");
  93. /*
  94. * SD card (T_FLASH) detect and init
  95. * T_FLASH_DETECT: EINT28: GPH3[4] input mode
  96. */
  97. gpio_request(S5PC110_GPIO_H34, "t_flash_detect");
  98. gpio_cfg_pin(S5PC110_GPIO_H34, S5P_GPIO_INPUT);
  99. gpio_set_pull(S5PC110_GPIO_H34, S5P_GPIO_PULL_UP);
  100. if (!gpio_get_value(S5PC110_GPIO_H34)) {
  101. for (i = S5PC110_GPIO_G20; i < S5PC110_GPIO_G27; i++) {
  102. if (i == S5PC110_GPIO_G22)
  103. continue;
  104. /* GPG2[0:6] special function 2 */
  105. gpio_cfg_pin(i, 0x2);
  106. /* GPG2[0:6] pull disable */
  107. gpio_set_pull(i, S5P_GPIO_PULL_NONE);
  108. /* GPG2[0:6] drv 4x */
  109. gpio_set_drv(i, S5P_GPIO_DRV_4X);
  110. }
  111. ret_sd = s5p_mmc_init(2, 4);
  112. if (ret_sd)
  113. pr_err("MMC: Failed to init SD card (MMC:2).\n");
  114. }
  115. return ret & ret_sd;
  116. }
  117. #endif
  118. #ifdef CONFIG_USB_GADGET
  119. static int s5pc1xx_phy_control(int on)
  120. {
  121. struct udevice *dev;
  122. static int status;
  123. int reg, ret;
  124. ret = pmic_get("max8998-pmic", &dev);
  125. if (ret)
  126. return ret;
  127. if (on && !status) {
  128. reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
  129. reg |= MAX8998_LDO3;
  130. ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
  131. if (ret) {
  132. puts("MAX8998 LDO setting error!\n");
  133. return -EINVAL;
  134. }
  135. reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
  136. reg |= MAX8998_LDO8;
  137. ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
  138. if (ret) {
  139. puts("MAX8998 LDO setting error!\n");
  140. return -EINVAL;
  141. }
  142. status = 1;
  143. } else if (!on && status) {
  144. reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
  145. reg &= ~MAX8998_LDO3;
  146. ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
  147. if (ret) {
  148. puts("MAX8998 LDO setting error!\n");
  149. return -EINVAL;
  150. }
  151. reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
  152. reg &= ~MAX8998_LDO8;
  153. ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
  154. if (ret) {
  155. puts("MAX8998 LDO setting error!\n");
  156. return -EINVAL;
  157. }
  158. status = 0;
  159. }
  160. udelay(10000);
  161. return 0;
  162. }
  163. struct dwc2_plat_otg_data s5pc110_otg_data = {
  164. .phy_control = s5pc1xx_phy_control,
  165. .regs_phy = S5PC110_PHY_BASE,
  166. .regs_otg = S5PC110_OTG_BASE,
  167. .usb_phy_ctrl = S5PC110_USB_PHY_CONTROL,
  168. };
  169. int board_usb_init(int index, enum usb_init_type init)
  170. {
  171. debug("USB_udc_probe\n");
  172. return dwc2_udc_probe(&s5pc110_otg_data);
  173. }
  174. #endif
  175. #ifdef CONFIG_MISC_INIT_R
  176. int misc_init_r(void)
  177. {
  178. #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  179. set_board_info();
  180. #endif
  181. return 0;
  182. }
  183. #endif
  184. int board_usb_cleanup(int index, enum usb_init_type init)
  185. {
  186. return 0;
  187. }