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 #include <asm/omap_common.h>
  20
  21 DECLARE_GLOBAL_DATA_PTR;
  22
  23 const struct omap_sysinfo sysinfo = {
  24         "Board: CL-SOM-AM57x\n"
  25 };
  26
  27 int board_init(void)
  28 {
  29         /* Disable PMIC Powerhold feature, DEV_CTRL.DEV_ON = 1 */
  30         palmas_i2c_write_u8(TPS65903X_CHIP_P1, 0xA0, 0x1);
  31
  32         gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
  33
  34         return 0;
  35 }
  36
  37 #ifdef CONFIG_MMC
  38 #define SB_SOM_CD_GPIO 187
  39 #define SB_SOM_WP_GPIO 188
  40
  41 int board_mmc_init(bd_t *bis)
  42 {
  43         int ret0, ret1;
  44
  45         ret0 = omap_mmc_init(0, 0, 0, SB_SOM_CD_GPIO, SB_SOM_WP_GPIO);
  46         if (ret0)
  47                 printf("cl-som-am57x: failed to initialize mmc0\n");
  48
  49         ret1 = omap_mmc_init(1, 0, 0, -1, -1);
  50         if (ret1)
  51                 printf("cl-som-am57x: failed to initialize mmc1\n");
  52
  53         return ret0 && ret1;
  54 }
  55 #endif /* CONFIG_MMC */
  56
  57 int misc_init_r(void)
  58 {
  59         cl_print_pcb_info();
  60
  61         return 0;
  62 }
  63
  64 u32 get_board_rev(void)
  65 {
  66         return cl_eeprom_get_board_rev(CONFIG_SYS_I2C_EEPROM_BUS);
  67 }
  68
  69 int board_usb_init(int index, enum usb_init_type init)
  70 {
  71         enable_usb_clocks(index);
  72         return 0;
  73 }
  74
  75 int board_usb_cleanup(int index, enum usb_init_type init)
  76 {
  77         disable_usb_clocks(index);
  78         return 0;
  79 }