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- /*
- * Copyright (C) 2014 Panasonic Corporation
- * Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
- #include <linux/serial_reg.h>
- #if !defined(CONFIG_DEBUG_SEMIHOSTING)
- #include CONFIG_DEBUG_LL_INCLUDE
- #endif
- #define BAUDRATE 115200
- #define DIV_ROUND(x, d) (((x) + ((d) / 2)) / (d))
- #define DIVISOR DIV_ROUND(UART_CLK, 16 * BAUDRATE)
- .macro init_debug_uart, ra, rb, rc
- addruart \ra, \rb, \rc
- mov \rb, #UART_LCR_WLEN8
- strb \rb, [\ra, #0x11]
- ldr \rb, =DIVISOR
- str \rb, [\ra, #0x24]
- .endm
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