mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-22 19:23:07 +00:00
9539738509
Now that we have a 'positive' Kconfig option, use this instead of the negative one, which is harder to understand. Signed-off-by: Simon Glass <sjg@chromium.org>
126 lines
2.7 KiB
C
126 lines
2.7 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 <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
|