1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2016-2017 Socionext Inc.
4  */
5 
6 #include <common.h>
7 #include <spl.h>
8 #include <linux/io.h>
9 
10 #include "../init.h"
11 #include "sbc-regs.h"
12 
13 void uniphier_ld11_sbc_init(void)
14 {
15 	uniphier_sbc_init_savepin();
16 
17 	/* necessary for ROM boot ?? */
18 	/* system bus output enable */
19 	writel(0x17, PC0CTRL);
20 
21 	/* pins for NAND and System Bus are multiplexed */
22 	if (spl_boot_device() != BOOT_DEVICE_NAND)
23 		uniphier_pin_init("system-bus");
24 }
25