2 * Copyright (C) 2011-2015 Masahiro Yamada <yamada.m@jp.panasonic.com>
4 * SPDX-License-Identifier: GPL-2.0+
12 #include "../sc-regs.h"
14 int ph1_ld4_early_clk_init(const struct uniphier_board_data *bd)
19 tmp = readl(SC_RSTCTRL);
21 tmp |= SC_RSTCTRL_NRST_UMC1 | SC_RSTCTRL_NRST_UMC0;
22 if (spl_boot_device() != BOOT_DEVICE_NAND)
23 tmp &= ~SC_RSTCTRL_NRST_NAND;
24 writel(tmp, SC_RSTCTRL);
25 readl(SC_RSTCTRL); /* dummy read */
28 tmp = readl(SC_CLKCTRL);
29 tmp |= SC_CLKCTRL_CEN_UMC | SC_CLKCTRL_CEN_SBC | SC_CLKCTRL_CEN_PERI;
30 writel(tmp, SC_CLKCTRL);
31 readl(SC_CLKCTRL); /* dummy read */