board/compulab/cl-som-am57x/cl-som-am57x.c

   1 /*
   2  * Board functions for CompuLab cl_som_am57x board
   3  *
   4  * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/
   5  *
   6  * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
   7  *
   8  * SPDX-License-Identifier:     GPL-2.0+
   9  */
  10
  11 #include <common.h>
  12 #include <palmas.h>
  13 #include <usb.h>
  14 #include <asm/gpio.h>
  15 #include <asm/arch/mmc_host_def.h>
  16 #include <asm/arch/sys_proto.h>
  17 #include "../common/common.h"
  18 #include "../common/eeprom.h"
  19
  20 DECLARE_GLOBAL_DATA_PTR;
  21
  22 const struct omap_sysinfo sysinfo = {
  23         "Board: CL-SOM-AM57x\n"
  24 };
  25
  26 int board_init(void)
  27 {
  28         /* Disable PMIC Powerhold feature, DEV_CTRL.DEV_ON = 1 */
  29         palmas_i2c_write_u8(TPS65903X_CHIP_P1, 0xA0, 0x1);
  30
  31         gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
  32
  33         return 0;
  34 }
  35
  36 #ifdef CONFIG_GENERIC_MMC
  37 #define SB_SOM_CD_GPIO 187
  38 #define SB_SOM_WP_GPIO 188
  39
  40 int board_mmc_init(bd_t *bis)
  41 {
  42         int ret0, ret1;
  43
  44         ret0 = omap_mmc_init(0, 0, 0, SB_SOM_CD_GPIO, SB_SOM_WP_GPIO);
  45         if (ret0)
  46                 printf("cl-som-am57x: failed to initialize mmc0\n");
  47
  48         ret1 = omap_mmc_init(1, 0, 0, -1, -1);
  49         if (ret1)
  50                 printf("cl-som-am57x: failed to initialize mmc1\n");
  51
  52         return ret0 && ret1;
  53 }
  54 #endif /* CONFIG_GENERIC_MMC */
  55
  56 #ifdef CONFIG_USB_XHCI_OMAP
  57 int omap_xhci_board_usb_init(int index, enum usb_init_type init)
  58 {
  59         setbits_le32((*prcm)->cm_l3init_usb_otg_ss1_clkctrl,
  60                      OTG_SS_CLKCTRL_MODULEMODE_HW | OPTFCLKEN_REFCLK960M);
  61
  62         return 0;
  63 }
  64 #endif /* CONFIG_USB_XHCI_OMAP */
  65
  66 int misc_init_r(void)
  67 {
  68         cl_print_pcb_info();
  69
  70         return 0;
  71 }
  72
  73 u32 get_board_rev(void)
  74 {
  75         return cl_eeprom_get_board_rev(CONFIG_SYS_I2C_EEPROM_BUS);
  76 }