| Masahiro Yamada | 8bbbcbd | 2016-05-24 21:14:01 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 Socionext Inc. |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <common.h> |
| 8 | #include <linux/bitops.h> |
| 9 | #include <linux/io.h> |
| 10 | |
| 11 | #include "../init.h" |
| 12 | #include "../sg-regs.h" |
| 13 | |
| 14 | void uniphier_ld11_clk_init(void) |
| 15 | { |
| 16 | if (readl(SG_PINMON0) & BIT(27)) { |
| 17 | /* if booted without stand-by MPU */ |
| 18 | |
| 19 | writel(1, SG_ETPHYPSHUT); |
| 20 | writel(1, SG_ETPHYCNT); |
| 21 | |
| 22 | udelay(1); /* wait for regulator level 1.1V -> 2.5V */ |
| 23 | |
| 24 | writel(3, SG_ETPHYCNT); |
| 25 | writel(3, SG_ETPHYPSHUT); |
| 26 | writel(7, SG_ETPHYCNT); |
| 27 | } |
| 28 | } |