1*667dbcd0SMasahiro Yamada /* 2*667dbcd0SMasahiro Yamada * Copyright (C) 2016 Socionext Inc. 3*667dbcd0SMasahiro Yamada * 4*667dbcd0SMasahiro Yamada * SPDX-License-Identifier: GPL-2.0+ 5*667dbcd0SMasahiro Yamada */ 6*667dbcd0SMasahiro Yamada 7*667dbcd0SMasahiro Yamada #include <common.h> 8*667dbcd0SMasahiro Yamada #include <linux/bitops.h> 9*667dbcd0SMasahiro Yamada #include <linux/io.h> 10*667dbcd0SMasahiro Yamada 11*667dbcd0SMasahiro Yamada #include "../init.h" 12*667dbcd0SMasahiro Yamada #include "../sg-regs.h" 13*667dbcd0SMasahiro Yamada 14*667dbcd0SMasahiro Yamada void uniphier_ld11_clk_init(void) 15*667dbcd0SMasahiro Yamada { 16*667dbcd0SMasahiro Yamada if (readl(SG_PINMON0) & BIT(27)) { 17*667dbcd0SMasahiro Yamada /* if booted without stand-by MPU */ 18*667dbcd0SMasahiro Yamada 19*667dbcd0SMasahiro Yamada writel(1, SG_ETPHYPSHUT); 20*667dbcd0SMasahiro Yamada writel(1, SG_ETPHYCNT); 21*667dbcd0SMasahiro Yamada 22*667dbcd0SMasahiro Yamada udelay(1); /* wait for regulator level 1.1V -> 2.5V */ 23*667dbcd0SMasahiro Yamada 24*667dbcd0SMasahiro Yamada writel(3, SG_ETPHYCNT); 25*667dbcd0SMasahiro Yamada writel(3, SG_ETPHYPSHUT); 26*667dbcd0SMasahiro Yamada writel(7, SG_ETPHYCNT); 27*667dbcd0SMasahiro Yamada } 28*667dbcd0SMasahiro Yamada } 29