1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65
|
/*
* Copyright (c) 2011 The Chromium OS Authors.
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <cros_ec.h>
#include <dm.h>
#include <os.h>
#include <asm/test.h>
#include <asm/u-boot-sandbox.h>
/*
* Pointer to initial global data area
*
* Here we initialize it.
*/
gd_t *gd;
/* Add a simple GPIO device */
U_BOOT_DEVICE(gpio_sandbox) = {
.name = "gpio_sandbox",
};
void flush_cache(unsigned long start, unsigned long size)
{
}
#ifndef CONFIG_TIMER
/* system timer offset in ms */
static unsigned long sandbox_timer_offset;
void sandbox_timer_add_offset(unsigned long offset)
{
sandbox_timer_offset += offset;
}
unsigned long timer_read_counter(void)
{
return os_get_nsec() / 1000 + sandbox_timer_offset * 1000;
}
#endif
int dram_init(void)
{
gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
return 0;
}
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
if (cros_ec_get_error()) {
/* Force console on */
gd->flags &= ~GD_FLG_SILENT;
printf("cros-ec communications failure %d\n",
cros_ec_get_error());
puts("\nPlease reset with Power+Refresh\n\n");
panic("Cannot init cros-ec device");
return -1;
}
return 0;
}
#endif
|