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1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2017 Socionext Inc.
4  */
5 
6 #include <linux/bitops.h>
7 #include <linux/io.h>
8 
9 #include "../init.h"
10 #include "../sc64-regs.h"
11 
12 #define SDCTRL_EMMC_HW_RESET	0x59810280
13 
uniphier_ld20_clk_init(void)14 void uniphier_ld20_clk_init(void)
15 {
16 	u32 tmp;
17 
18 	tmp = readl(SC_RSTCTRL6);
19 	tmp |= BIT(8);			/* Mali */
20 	writel(tmp, SC_RSTCTRL6);
21 
22 	tmp = readl(SC_CLKCTRL6);
23 	tmp |= BIT(8);			/* Mali */
24 	writel(tmp, SC_CLKCTRL6);
25 
26 	/* TODO: use "mmc-pwrseq-emmc" */
27 	writel(1, SDCTRL_EMMC_HW_RESET);
28 }
29