arch/arm/mach-rockchip/rk3368-board-spl.c

   1 /*
   2  * (C) Copyright 2017 Theobroma Systems Design und Consulting GmbH
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <debug_uart.h>
   9 #include <dm.h>
  10 #include <dm/pinctrl.h>
  11 #include <ram.h>
  12 #include <spl.h>
  13 #include <asm/io.h>
  14 #include <asm/arch/cru_rk3368.h>
  15 #include <asm/arch/grf_rk3368.h>
  16 #include <asm/arch/hardware.h>
  17 #include <asm/arch/periph.h>
  18 #include <asm/arch/timer.h>
  19
  20 DECLARE_GLOBAL_DATA_PTR;
  21
  22 void board_debug_uart_init(void)
  23 {
  24 }
  25
  26 void board_init_f(ulong dummy)
  27 {
  28         struct udevice *pinctrl;
  29         struct udevice *dev;
  30         int ret;
  31
  32         ret = spl_early_init();
  33         if (ret) {
  34                 debug("spl_early_init() failed: %d\n", ret);
  35                 hang();
  36         }
  37
  38         /* Set up our preloader console */
  39         ret = uclass_get_device(UCLASS_PINCTRL, 0, &pinctrl);
  40         if (ret) {
  41                 pr_err("%s: pinctrl init failed: %d\n", __func__, ret);
  42                 hang();
  43         }
  44
  45         ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_UART0);
  46         if (ret) {
  47                 pr_err("%s: failed to set up console UART\n", __func__);
  48                 hang();
  49         }
  50
  51         preloader_console_init();
  52
  53         ret = uclass_get_device(UCLASS_RAM, 0, &dev);
  54         if (ret) {
  55                 debug("DRAM init failed: %d\n", ret);
  56                 return;
  57         }
  58 }
  59
  60 u32 spl_boot_device(void)
  61 {
  62         return BOOT_DEVICE_MMC1;
  63 }
  64
  65 #ifdef CONFIG_SPL_LOAD_FIT
  66 int board_fit_config_name_match(const char *name)
  67 {
  68         /* Just empty function now - can't decide what to choose */
  69         debug("%s: %s\n", __func__, name);
  70
  71         return 0;
  72 }
  73 #endif