mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 17:07:38 +00:00
65e25bea59
In the spirit of using the same base name for all of these related macros, rename this to have the operation at the end. This is not widely used so the impact is fairly small. Signed-off-by: Simon Glass <sjg@chromium.org>
56 lines
1.1 KiB
C
56 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright 2018 Google
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <init.h>
|
|
|
|
#ifdef CONFIG_SPL_BUILD
|
|
/* provided to defeat compiler optimisation in board_init_f() */
|
|
void gru_dummy_function(int i)
|
|
{
|
|
}
|
|
|
|
int board_early_init_f(void)
|
|
{
|
|
# ifdef CONFIG_TARGET_CHROMEBOOK_BOB
|
|
int sum, i;
|
|
|
|
/*
|
|
* Add a delay and ensure that the compiler does not optimise this out.
|
|
* This is needed since the power rails tail a while to turn on, and
|
|
* we get garbage serial output otherwise.
|
|
*/
|
|
sum = 0;
|
|
for (i = 0; i < 150000; i++)
|
|
sum += i;
|
|
gru_dummy_function(sum);
|
|
#endif /* CONFIG_TARGET_CHROMEBOOK_BOB */
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifndef CONFIG_SPL_BUILD
|
|
int board_early_init_r(void)
|
|
{
|
|
struct udevice *clk;
|
|
int ret;
|
|
|
|
/*
|
|
* This init is done in SPL, but when chain-loading U-Boot SPL will
|
|
* have been skipped. Allow the clock driver to check if it needs
|
|
* setting up.
|
|
*/
|
|
ret = uclass_get_device_by_driver(UCLASS_CLK,
|
|
DM_DRIVER_GET(clk_rk3399), &clk);
|
|
if (ret) {
|
|
debug("%s: CLK init failed: %d\n", __func__, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#endif
|