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Masahiro Yamada7d1a3a62015-03-23 00:07:23 +09001/*
2 * Copyright (C) 2011-2015 Panasonic Corporation
3 * Copyright (C) 2015 Socionext Inc.
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8#include <asm/io.h>
9#include <mach/sg-regs.h>
10
11void early_pin_init(void)
12{
13 /* Comment format: PAD Name -> Function Name */
14
15#ifdef CONFIG_UNIPHIER_SERIAL
16 sg_set_pinsel(127, 0); /* RXD0 -> RXD0 */
17 sg_set_pinsel(128, 0); /* TXD0 -> TXD0 */
18 sg_set_pinsel(129, 0); /* RXD1 -> RXD1 */
19 sg_set_pinsel(130, 0); /* TXD1 -> TXD1 */
20 sg_set_pinsel(131, 0); /* RXD2 -> RXD2 */
21 sg_set_pinsel(132, 0); /* TXD2 -> TXD2 */
22 sg_set_pinsel(88, 2); /* CH6CLK -> RXD3 */
23 sg_set_pinsel(89, 2); /* CH6VAL -> TXD3 */
24#endif
25
26 writel(1, SG_LOADPINCTRL);
27}