u-boot/board/sandbox/sandbox.c
Heinrich Schuchardt 1c0bc80ae1 sandbox: implement ft_board_setup()
Currently we are not able to test reservations created by ft_board_setup().

Implement ft_board_setup() to create an arbitrary reservation and enable
OF_BOARD_SETUP.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromum.org>
2020-04-16 08:07:58 -06:00

85 lines
1.5 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2011 The Chromium OS Authors.
*/
#include <common.h>
#include <cpu_func.h>
#include <cros_ec.h>
#include <dm.h>
#include <init.h>
#include <led.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 timer_test_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;
}
int board_init(void)
{
if (IS_ENABLED(CONFIG_LED))
led_default_state();
return 0;
}
int ft_board_setup(void *fdt, bd_t *bd)
{
/* Create an arbitrary reservation to allow testing OF_BOARD_SETUP.*/
return fdt_add_mem_rsv(fdt, 0x00d02000, 0x4000);
}
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
struct udevice *dev;
int ret;
ret = uclass_first_device_err(UCLASS_CROS_EC, &dev);
if (ret && ret != -ENODEV) {
/* Force console on */
gd->flags &= ~GD_FLG_SILENT;
printf("cros-ec communications failure %d\n", ret);
puts("\nPlease reset with Power+Refresh\n\n");
panic("Cannot init cros-ec device");
return -1;
}
return 0;
}
#endif