2 * Copyright (C) 2015-2017 Socionext Inc.
4 * SPDX-License-Identifier: GPL-2.0+
10 #include "../sc-regs.h"
12 void uniphier_pro5_dram_clk_init(void)
19 * UMCA1, UMC31: Ch0 (WIO1)
20 * UMCA0, UMC30: Ch0 (WIO0)
22 tmp = readl(SC_RSTCTRL4);
23 tmp |= SC_RSTCTRL4_NRST_UMCSB | SC_RSTCTRL4_NRST_UMCA2 |
24 SC_RSTCTRL4_NRST_UMCA1 | SC_RSTCTRL4_NRST_UMCA0 |
25 SC_RSTCTRL4_NRST_UMC31 | SC_RSTCTRL4_NRST_UMC30;
26 writel(tmp, SC_RSTCTRL4);
27 readl(SC_RSTCTRL4); /* dummy read */
30 tmp = readl(SC_CLKCTRL4);
31 tmp |= SC_CLKCTRL4_CEN_UMCSB | SC_CLKCTRL4_CEN_UMC1 |
33 writel(tmp, SC_CLKCTRL4);
34 readl(SC_CLKCTRL4); /* dummy read */