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// 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 <env_internal.h>
#include <init.h>
#include <led.h>
#include <os.h>
#include <asm/global_data.h>
#include <asm/test.h>
#include <asm/u-boot-sandbox.h>
#include <malloc.h>
#include <extension_board.h>
/*
* Pointer to initial global data area
*
* Here we initialize it.
*/
gd_t *gd;
#if !CONFIG_IS_ENABLED(OF_PLATDATA)
/*
* Add a simple GPIO device (don't use with of-platdata as it interferes with
* the auto-generated devices)
*/
U_BOOT_DRVINFO(gpio_sandbox) = {
.name = "sandbox_gpio",
};
#endif
#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
/* specific order for sandbox: nowhere is the first value, used by default */
static enum env_location env_locations[] = {
ENVL_NOWHERE,
ENVL_EXT4,
ENVL_FAT,
};
enum env_location env_get_location(enum env_operation op, int prio)
{
if (prio >= ARRAY_SIZE(env_locations))
return ENVL_UNKNOWN;
return env_locations[prio];
}
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, struct bd_info *bd)
{
/* Create an arbitrary reservation to allow testing OF_BOARD_SETUP.*/
return fdt_add_mem_rsv(fdt, 0x00d02000, 0x4000);
}
#ifdef CONFIG_CMD_EXTENSION
int extension_board_scan(struct list_head *extension_list)
{
struct extension *extension;
int i;
for (i = 0; i < 2; i++) {
extension = calloc(1, sizeof(struct extension));
snprintf(extension->overlay, sizeof(extension->overlay), "overlay%d.dtbo", i);
snprintf(extension->name, sizeof(extension->name), "extension board %d", i);
snprintf(extension->owner, sizeof(extension->owner), "sandbox");
snprintf(extension->version, sizeof(extension->version), "1.1");
snprintf(extension->other, sizeof(extension->other), "Fictionnal extension board");
list_add_tail(&extension->list, extension_list);
}
return i;
}
#endif
#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
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