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authorOlof Johansson <olof@lixom.net>2019-12-05 13:16:58 -0800
committerOlof Johansson <olof@lixom.net>2019-12-05 13:18:54 -0800
commit942e6f8a8314e5550e254519dfba4ccd5170421d (patch)
tree75ec655b440fbc1c454247af38b5596dd8c78de9 /arch/mips/loongson64/common/early_printk.c
parent336bab731be76a90291697e51d2aed0ad67d7cb5 (diff)
parentb08baef02b26cf7c2123e4a24a2fa1fb7a593ffb (diff)
Merge mainline/master into arm/fixes
This brings in the mainline tree right after armsoc contents was merged this release cycle, so that we can re-run savedefconfig, etc. Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/mips/loongson64/common/early_printk.c')
-rw-r--r--arch/mips/loongson64/common/early_printk.c38
1 files changed, 0 insertions, 38 deletions
diff --git a/arch/mips/loongson64/common/early_printk.c b/arch/mips/loongson64/common/early_printk.c
deleted file mode 100644
index 5e2a151aa30c..000000000000
--- a/arch/mips/loongson64/common/early_printk.c
+++ /dev/null
@@ -1,38 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/* early printk support
- *
- * Copyright (c) 2009 Philippe Vachon <philippe@cowpig.ca>
- * Copyright (c) 2009 Lemote Inc.
- * Author: Wu Zhangjin, wuzhangjin@gmail.com
- */
-#include <linux/serial_reg.h>
-#include <asm/setup.h>
-
-#include <loongson.h>
-
-#define PORT(base, offset) (u8 *)(base + offset)
-
-static inline unsigned int serial_in(unsigned char *base, int offset)
-{
- return readb(PORT(base, offset));
-}
-
-static inline void serial_out(unsigned char *base, int offset, int value)
-{
- writeb(value, PORT(base, offset));
-}
-
-void prom_putchar(char c)
-{
- int timeout;
- unsigned char *uart_base;
-
- uart_base = (unsigned char *)_loongson_uart_base[0];
- timeout = 1024;
-
- while (((serial_in(uart_base, UART_LSR) & UART_LSR_THRE) == 0) &&
- (timeout-- > 0))
- ;
-
- serial_out(uart_base, UART_TX, c);
-}