1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
4  */
5 
6 #include <config.h>
7 #include <linux/kernel.h>
8 
9 #include "../sg-regs.h"
10 #include "debug-uart.h"
11 
12 #define UNIPHIER_SLD8_UART_CLK		80000000
13 
14 unsigned int uniphier_sld8_debug_uart_init(void)
15 {
16 	sg_set_iectrl(0);
17 	sg_set_pinsel(70, 3, 8, 4);	/* HSDOUT6 -> TXD0 */
18 
19 	return DIV_ROUND_CLOSEST(UNIPHIER_SLD8_UART_CLK, 16 * CONFIG_BAUDRATE);
20 }
21