diff options
Diffstat (limited to 'arch/mips/ralink/early_printk.c')
| -rw-r--r-- | arch/mips/ralink/early_printk.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/mips/ralink/early_printk.c b/arch/mips/ralink/early_printk.c index 3c59ffe5f5f5..eb4fac25eaf6 100644 --- a/arch/mips/ralink/early_printk.c +++ b/arch/mips/ralink/early_printk.c @@ -1,7 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. * * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org> */ @@ -10,6 +8,7 @@ #include <linux/serial_reg.h> #include <asm/addrspace.h> +#include <asm/setup.h> #ifdef CONFIG_SOC_RT288X #define EARLY_UART_BASE 0x300c00 @@ -68,7 +67,7 @@ static void find_uart_base(void) } } -void prom_putchar(unsigned char ch) +void prom_putchar(char ch) { if (!init_complete) { find_uart_base(); @@ -76,13 +75,13 @@ void prom_putchar(unsigned char ch) } if (IS_ENABLED(CONFIG_SOC_MT7621) || soc_is_mt7628()) { - uart_w32(ch, UART_TX); + uart_w32((unsigned char)ch, UART_TX); while ((uart_r32(UART_REG_LSR) & UART_LSR_THRE) == 0) ; } else { while ((uart_r32(UART_REG_LSR_RT2880) & UART_LSR_THRE) == 0) ; - uart_w32(ch, UART_REG_TX); + uart_w32((unsigned char)ch, UART_REG_TX); while ((uart_r32(UART_REG_LSR_RT2880) & UART_LSR_THRE) == 0) ; } |