| Masahiro Yamada | 52f0c51 | 2016-03-18 16:41:52 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com> |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <config.h> |
| 8 | #include <linux/kernel.h> |
| 9 | |
| 10 | #include "../sg-regs.h" |
| 11 | #include "debug-uart.h" |
| 12 | |
| 13 | #define UNIPHIER_LD4_UART_CLK 36864000 |
| 14 | |
| 15 | unsigned int uniphier_ld4_debug_uart_init(void) |
| 16 | { |
| 17 | sg_set_iectrl(0); |
| 18 | sg_set_pinsel(88, 1, 8, 4); /* HSDOUT6 -> TXD0 */ |
| 19 | |
| 20 | return DIV_ROUND_CLOSEST(UNIPHIER_LD4_UART_CLK, 16 * CONFIG_BAUDRATE); |
| 21 | } |