This is a low-cost ARMv8 SoC from Socionext Inc. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
29 lines
510 B
C
29 lines
510 B
C
/*
|
|
* Copyright (C) 2016 Socionext Inc.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <linux/bitops.h>
|
|
#include <linux/io.h>
|
|
|
|
#include "../init.h"
|
|
#include "../sg-regs.h"
|
|
|
|
void uniphier_ld11_clk_init(void)
|
|
{
|
|
if (readl(SG_PINMON0) & BIT(27)) {
|
|
/* if booted without stand-by MPU */
|
|
|
|
writel(1, SG_ETPHYPSHUT);
|
|
writel(1, SG_ETPHYCNT);
|
|
|
|
udelay(1); /* wait for regulator level 1.1V -> 2.5V */
|
|
|
|
writel(3, SG_ETPHYCNT);
|
|
writel(3, SG_ETPHYPSHUT);
|
|
writel(7, SG_ETPHYCNT);
|
|
}
|
|
}
|