2 * Copyright (C) 2016-2017 Socionext Inc.
4 * SPDX-License-Identifier: GPL-2.0+
12 #include "../sc-regs.h"
14 void uniphier_pxs2_dram_clk_init(void)
19 tmp = readl(SC_RSTCTRL4);
20 tmp |= SC_RSTCTRL4_NRST_UMCSB | SC_RSTCTRL4_NRST_UMCA2 |
21 SC_RSTCTRL4_NRST_UMCA1 | SC_RSTCTRL4_NRST_UMCA0 |
22 SC_RSTCTRL4_NRST_UMC32 | SC_RSTCTRL4_NRST_UMC31 |
23 SC_RSTCTRL4_NRST_UMC30;
24 writel(tmp, SC_RSTCTRL4);
25 readl(SC_RSTCTRL4); /* dummy read */
28 tmp = readl(SC_CLKCTRL4);
29 tmp |= SC_CLKCTRL4_CEN_UMCSB | SC_CLKCTRL4_CEN_UMC2 |
30 SC_CLKCTRL4_CEN_UMC1 | SC_CLKCTRL4_CEN_UMC0;
31 writel(tmp, SC_CLKCTRL4);
32 readl(SC_CLKCTRL4); /* dummy read */